Mercurial > hg > octave-lyh
annotate src/graphics.cc @ 7835:ca8b97bb952c
added the function available_backends
| author | Shai Ayal <shaiay@sourceforge.net> |
|---|---|
| date | Wed, 20 Feb 2008 21:58:22 +0200 |
| parents | 8ff92634982d |
| children | 4fb2db9c87dd |
| rev | line source |
|---|---|
| 6406 | 1 /* |
| 2 | |
| 3 Copyright (C) 2007 John W. Eaton | |
| 4 | |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 6406 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 6406 | 20 |
| 21 */ | |
| 22 | |
| 23 #ifdef HAVE_CONFIG_H | |
| 24 #include <config.h> | |
| 25 #endif | |
| 26 | |
| 27 #include <cctype> | |
| 7222 | 28 #include <cfloat> |
| 7286 | 29 #include <cstdlib> |
| 6406 | 30 |
| 31 #include <algorithm> | |
| 32 #include <list> | |
| 33 #include <map> | |
| 34 #include <set> | |
| 35 #include <string> | |
| 36 | |
| 7409 | 37 #include "file-ops.h" |
| 38 #include "file-stat.h" | |
| 39 | |
| 6705 | 40 #include "defun.h" |
| 41 #include "error.h" | |
| 6595 | 42 #include "graphics.h" |
| 7409 | 43 #include "input.h" |
| 6705 | 44 #include "ov.h" |
| 45 #include "oct-obj.h" | |
| 46 #include "oct-map.h" | |
| 47 #include "ov-fcn-handle.h" | |
| 48 #include "parse.h" | |
| 7409 | 49 #include "toplev.h" |
| 7222 | 50 #include "unwind-prot.h" |
| 6595 | 51 |
| 6406 | 52 static void |
| 53 gripe_set_invalid (const std::string& pname) | |
| 54 { | |
| 55 error ("set: invalid value for %s property", pname.c_str ()); | |
| 56 } | |
| 57 | |
| 7363 | 58 static Matrix |
| 59 jet_colormap (void) | |
| 60 { | |
| 61 Matrix cmap (64, 3, 0.0); | |
| 62 | |
| 63 for (octave_idx_type i = 0; i < 64; i++) | |
| 64 { | |
| 65 // This is the jet colormap. It would be nice to be able | |
| 66 // to feval the jet function but since there is a static | |
| 67 // property object that includes a colormap_property | |
| 68 // object, we need to initialize this before main is even | |
| 69 // called, so calling an interpreted function is not | |
| 70 // possible. | |
| 71 | |
| 72 double x = i / 63.0; | |
| 73 | |
| 74 if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 75 cmap(i,0) = 4.0 * x - 3.0/2.0; | |
| 76 else if (x >= 5.0/8.0 && x < 7.0/8.0) | |
| 77 cmap(i,0) = 1.0; | |
| 78 else if (x >= 7.0/8.0) | |
| 79 cmap(i,0) = -4.0 * x + 9.0/2.0; | |
| 80 | |
| 81 if (x >= 1.0/8.0 && x < 3.0/8.0) | |
| 82 cmap(i,1) = 4.0 * x - 1.0/2.0; | |
| 83 else if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 84 cmap(i,1) = 1.0; | |
| 85 else if (x >= 5.0/8.0 && x < 7.0/8.0) | |
| 86 cmap(i,1) = -4.0 * x + 7.0/2.0; | |
| 87 | |
| 88 if (x < 1.0/8.0) | |
| 89 cmap(i,2) = 4.0 * x + 1.0/2.0; | |
| 90 else if (x >= 1.0/8.0 && x < 3.0/8.0) | |
| 91 cmap(i,2) = 1.0; | |
| 92 else if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 93 cmap(i,2) = -4.0 * x + 5.0/2.0; | |
| 94 } | |
| 95 | |
| 96 return cmap; | |
| 97 } | |
| 98 | |
| 99 static Matrix | |
| 100 default_colororder (void) | |
| 101 { | |
| 102 Matrix retval (7, 3, 0.0); | |
| 103 | |
| 104 retval(0,2) = 1.0; | |
| 105 | |
| 106 retval(1,1) = 0.5; | |
| 107 | |
| 108 retval(2,0) = 1.0; | |
| 109 | |
| 110 retval(3,1) = 0.75; | |
| 111 retval(3,2) = 0.75; | |
| 112 | |
| 113 retval(4,0) = 0.75; | |
| 114 retval(4,2) = 0.75; | |
| 115 | |
| 116 retval(5,0) = 0.75; | |
| 117 retval(5,1) = 0.75; | |
| 118 | |
| 119 retval(6,0) = 0.25; | |
| 120 retval(6,1) = 0.25; | |
| 121 retval(6,2) = 0.25; | |
| 122 | |
| 123 return retval; | |
| 124 } | |
| 125 | |
| 126 static Matrix | |
| 127 default_lim (void) | |
| 128 { | |
| 129 Matrix m (1, 2, 0); | |
| 130 m(1) = 1; | |
| 131 return m; | |
| 132 } | |
| 133 | |
| 134 static Matrix | |
| 135 default_data (void) | |
| 136 { | |
| 137 Matrix retval (1, 2); | |
| 138 | |
| 139 retval(0) = 0; | |
| 140 retval(1) = 1; | |
| 141 | |
| 142 return retval; | |
| 143 } | |
| 144 | |
| 7427 | 145 static Matrix |
| 146 default_axes_position (void) | |
| 147 { | |
| 148 Matrix m (1, 4, 0.0); | |
| 149 m(0) = 0.13; | |
| 150 m(1) = 0.11; | |
| 151 m(2) = 0.775; | |
| 152 m(3) = 0.815; | |
| 153 return m; | |
| 154 } | |
| 155 | |
| 156 static Matrix | |
| 157 default_axes_outerposition (void) | |
| 158 { | |
| 159 Matrix m (1, 4, 0.0); | |
| 160 m(2) = m(3) = 1.0; | |
| 161 return m; | |
| 162 } | |
| 163 | |
| 7445 | 164 static Matrix |
| 165 default_figure_position (void) | |
| 166 { | |
| 167 Matrix m (1, 4, 0.0); | |
| 168 m(0) = 300; | |
| 169 m(1) = 200; | |
| 170 m(2) = 560; | |
| 171 m(3) = 420; | |
| 172 return m; | |
| 173 } | |
| 174 | |
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175 static void |
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176 xset_gcbo (const graphics_handle& h) |
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177 { |
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178 graphics_object go = gh_manager::get_object (0); |
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179 root_figure::properties& props = |
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180 dynamic_cast<root_figure::properties&> (go.get_properties ()); |
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181 |
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182 props.set_callbackobject (h.as_octave_value ()); |
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183 } |
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184 |
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185 static void |
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186 xreset_gcbo (void *) |
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187 { |
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188 xset_gcbo (graphics_handle ()); |
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189 } |
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190 |
| 7367 | 191 // NOTE: "cb" is passed by value, because "function_value" method |
| 192 // is non-const; passing "cb" by const-reference is not | |
| 193 // possible | |
| 194 | |
| 195 static void | |
| 196 execute_callback (octave_value cb, const graphics_handle& h, | |
| 197 const octave_value& data) | |
| 198 { | |
| 199 octave_value_list args; | |
| 200 octave_function *fcn = 0; | |
| 201 | |
| 202 args(0) = h.as_octave_value (); | |
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203 if (data.is_defined ()) |
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204 args(1) = data; |
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205 else |
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206 args(1) = Matrix (); |
| 7367 | 207 |
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208 unwind_protect::begin_frame ("execute_callback"); |
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209 unwind_protect::add (xreset_gcbo); |
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210 |
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211 xset_gcbo (h); |
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212 |
| 7367 | 213 BEGIN_INTERRUPT_WITH_EXCEPTIONS; |
| 214 | |
| 215 if (cb.is_function_handle ()) | |
| 216 fcn = cb.function_value (); | |
| 217 else if (cb.is_string ()) | |
| 218 { | |
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219 int status; |
| 7367 | 220 std::string s = cb.string_value (); |
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221 |
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222 eval_string (s, false, status); |
| 7367 | 223 } |
| 224 else if (cb.is_cell () && cb.length () > 0 | |
| 225 && (cb.rows () == 1 || cb.columns () == 1) | |
| 226 && cb.cell_value ()(0).is_function_handle ()) | |
| 227 { | |
| 228 Cell c = cb.cell_value (); | |
| 229 | |
| 230 fcn = c(0).function_value (); | |
| 231 if (! error_state) | |
| 232 { | |
| 233 for (int i = 0; i < c.length () ; i++) | |
| 234 args(2+i) = c(i); | |
| 235 } | |
| 236 } | |
| 237 else | |
| 7373 | 238 { |
| 239 std::string nm = cb.class_name (); | |
| 240 error ("trying to execute non-executable object (class = %s)", | |
| 241 nm.c_str ()); | |
| 242 } | |
| 7367 | 243 |
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244 if (fcn && ! error_state) |
| 7367 | 245 feval (fcn, args); |
| 246 | |
| 247 END_INTERRUPT_WITH_EXCEPTIONS; | |
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248 |
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249 unwind_protect::run_frame ("execute_callback"); |
| 7367 | 250 } |
| 251 | |
| 7427 | 252 static Matrix |
| 253 convert_position (const Matrix& pos, const caseless_str& from_units, | |
| 254 const caseless_str& to_units, | |
| 255 const Matrix& parent_dim = Matrix (1, 2, 0.0), | |
| 256 const graphics_backend& backend = graphics_backend ()) | |
| 257 { | |
| 258 Matrix retval (1, 4); | |
| 259 double res = 0; | |
| 260 | |
| 261 if (from_units.compare ("pixels")) | |
| 262 retval = pos; | |
| 263 else if (from_units.compare ("normalized")) | |
| 264 { | |
| 265 retval(0) = pos(0) * parent_dim(0) + 1; | |
| 266 retval(1) = pos(1) * parent_dim(1) + 1; | |
| 267 retval(2) = pos(2) * parent_dim(0); | |
| 268 retval(3) = pos(3) * parent_dim(1); | |
| 269 } | |
| 270 else if (from_units.compare ("characters")) | |
| 271 { | |
| 272 // FIXME: implement this | |
| 273 } | |
| 274 else | |
| 275 { | |
| 276 res = backend.get_screen_resolution (); | |
| 277 | |
| 278 double f = 0.0; | |
| 279 | |
| 280 if (from_units.compare ("points")) | |
| 281 f = res / 72.0; | |
| 282 else if (from_units.compare ("inches")) | |
| 283 f = res; | |
| 284 else if (from_units.compare ("centimeters")) | |
| 285 f = res / 2.54; | |
| 286 | |
| 287 if (f > 0) | |
| 288 { | |
| 289 retval(0) = pos(0) * f + 1; | |
| 290 retval(1) = pos(1) * f + 1; | |
| 291 retval(2) = pos(2) * f; | |
| 292 retval(3) = pos(3) * f; | |
| 293 } | |
| 294 } | |
| 295 | |
| 296 if (! to_units.compare ("pixels")) | |
| 297 { | |
| 298 if (to_units.compare ("normalized")) | |
| 299 { | |
| 300 retval(0) = (retval(0) - 1) / parent_dim(0); | |
| 301 retval(1) = (retval(1) - 1) / parent_dim(1); | |
| 302 retval(2) /= parent_dim(0); | |
| 303 retval(3) /= parent_dim(1); | |
| 304 } | |
| 305 else if (to_units.compare ("characters")) | |
| 306 { | |
| 307 // FIXME: implement this | |
| 308 } | |
| 309 else | |
| 310 { | |
| 311 if (res <= 0) | |
| 312 res = backend.get_screen_resolution (); | |
| 313 | |
| 314 double f = 0.0; | |
| 315 | |
| 316 if (to_units.compare ("points")) | |
| 317 f = res / 72.0; | |
| 318 else if (to_units.compare ("inches")) | |
| 319 f = res; | |
| 320 else if (to_units.compare ("centimeters")) | |
| 321 f = res / 2.54; | |
| 322 | |
| 323 if (f > 0) | |
| 324 { | |
| 325 retval(0) = (retval(0) - 1) / f; | |
| 326 retval(1) = (retval(1) - 1) / f; | |
| 327 retval(2) /= f; | |
| 328 retval(3) /= f; | |
| 329 } | |
| 330 } | |
| 331 } | |
| 332 | |
| 333 return retval; | |
| 334 } | |
| 335 | |
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336 static graphics_object |
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337 xget_ancestor (graphics_object go, const std::string& type) |
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338 { |
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339 do |
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340 { |
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341 if (go.valid_object ()) |
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342 { |
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343 if (go.isa (type)) |
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344 return go; |
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345 else |
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346 go = gh_manager::get_object (go.get_parent ()); |
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347 } |
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348 else |
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349 return graphics_object (); |
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350 } while (true); |
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351 } |
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352 |
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353 static octave_value |
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354 convert_cdata (const base_properties& props, const octave_value& cdata, |
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355 bool is_scaled, int cdim) |
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356 { |
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357 dim_vector dv (cdata.dims ()); |
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358 |
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359 if (dv.length () == cdim && dv(cdim-1) == 3) |
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360 return cdata; |
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361 |
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362 Matrix cmap (1, 3, 0.0); |
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363 Matrix clim (1, 2, 0.0); |
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364 |
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365 graphics_object go = gh_manager::get_object (props.get___myhandle__ ()); |
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366 graphics_object fig = xget_ancestor (go, "figure"); |
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367 |
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368 if (fig.valid_object ()) |
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369 { |
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370 Matrix _cmap = fig.get (caseless_str ("colormap")).matrix_value (); |
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371 |
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372 if (! error_state) |
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373 cmap = _cmap; |
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374 } |
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375 |
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376 if (is_scaled) |
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377 { |
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378 graphics_object ax = xget_ancestor (go, "axes"); |
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379 |
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380 if (ax.valid_object ()) |
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381 { |
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382 Matrix _clim = ax.get (caseless_str ("clim")).matrix_value (); |
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383 |
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384 if (! error_state) |
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385 clim = _clim; |
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386 } |
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387 } |
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388 |
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389 dv.resize (cdim); |
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390 dv(cdim-1) = 3; |
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391 |
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392 NDArray a (dv); |
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393 |
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394 int lda = static_cast<int> (a.numel () / 3); |
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395 int nc = cmap.rows (); |
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396 |
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397 double *av = a.fortran_vec (); |
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398 const double *cmapv = cmap.data (); |
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399 const double *cv = 0; |
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400 const octave_uint8 *icv = 0; |
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401 |
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402 if (cdata.is_integer_type ()) |
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403 icv = cdata.uint8_array_value ().data (); |
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404 else |
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405 cv = cdata.array_value ().data (); |
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406 |
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407 for (int i = 0; i < lda; i++) |
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408 { |
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409 double x = (cv ? cv[i] : double (icv[i])); |
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410 |
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411 if (is_scaled) |
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412 x = xround ((nc - 1) * (x - clim(0)) / (clim(1) - clim(0))); |
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413 else |
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414 x = xround (x - 1); |
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415 |
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416 if (x < 0) |
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417 x = 0; |
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418 else if (x >= nc) |
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419 x = (nc - 1); |
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420 |
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421 int idx = static_cast<int> (x); |
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422 |
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423 av[i] = cmapv[idx]; |
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424 av[i+lda] = cmapv[idx+nc]; |
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425 av[i+2*lda] = cmapv[idx+2*nc]; |
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426 } |
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427 |
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428 return octave_value (a); |
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429 } |
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430 |
| 6406 | 431 // --------------------------------------------------------------------- |
| 432 | |
| 6705 | 433 radio_values::radio_values (const std::string& opt_string) |
| 6406 | 434 { |
| 6705 | 435 size_t beg = 0; |
| 436 size_t len = opt_string.length (); | |
| 437 bool done = len == 0; | |
| 6681 | 438 |
| 6705 | 439 while (! done) |
| 440 { | |
| 441 size_t end = opt_string.find ('|', beg); | |
| 6681 | 442 |
| 6705 | 443 if (end == std::string::npos) |
| 444 { | |
| 445 end = len; | |
| 446 done = true; | |
| 447 } | |
| 6681 | 448 |
| 6705 | 449 std::string t = opt_string.substr (beg, end-beg); |
| 6681 | 450 |
| 6705 | 451 // Might want more error checking here... |
| 452 if (t[0] == '{') | |
| 453 { | |
| 454 t = t.substr (1, t.length () - 2); | |
| 455 default_val = t; | |
| 456 } | |
| 457 else if (beg == 0) // ensure default value | |
| 458 default_val = t; | |
| 6681 | 459 |
| 6705 | 460 possible_vals.insert (t); |
| 6681 | 461 |
| 6705 | 462 beg = end + 1; |
| 463 } | |
| 464 } | |
| 6681 | 465 |
| 6705 | 466 bool |
| 6761 | 467 color_values::str2rgb (std::string str) |
| 6681 | 468 { |
| 6705 | 469 double tmp_rgb[3] = {0, 0, 0}; |
| 470 bool retval = true; | |
| 6761 | 471 unsigned int len = str.length(); |
| 6681 | 472 |
| 6925 | 473 std::transform (str.begin (), str.end (), str.begin (), tolower); |
| 474 | |
| 6761 | 475 if (str.compare(0, len, "blue", 0, len) == 0) |
| 476 tmp_rgb[2] = 1; | |
| 6925 | 477 else if (str.compare(0, len, "black", 0, len) == 0 || |
| 478 str.compare(0, len, "k", 0, len) == 0) | |
| 6761 | 479 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 0; |
| 480 else if (str.compare(0, len, "red", 0, len) == 0) | |
| 481 tmp_rgb[0] = 1; | |
| 482 else if (str.compare(0, len, "green", 0, len) == 0) | |
| 483 tmp_rgb[1] = 1; | |
| 484 else if (str.compare(0, len, "yellow", 0, len) == 0) | |
| 485 tmp_rgb[0] = tmp_rgb[1] = 1; | |
| 486 else if (str.compare(0, len, "magenta", 0, len) == 0) | |
| 487 tmp_rgb[0] = tmp_rgb[2] = 1; | |
| 488 else if (str.compare(0, len, "cyan", 0, len) == 0) | |
| 489 tmp_rgb[1] = tmp_rgb[2] = 1; | |
| 6925 | 490 else if (str.compare(0, len, "white", 0, len) == 0 || |
| 491 str.compare(0, len, "w", 0, len) == 0) | |
| 6761 | 492 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 1; |
| 493 else | |
| 494 retval = false; | |
| 6406 | 495 |
| 6705 | 496 if (retval) |
| 497 { | |
| 498 for (int i = 0; i < 3; i++) | |
| 7363 | 499 xrgb(i) = tmp_rgb[i]; |
| 6705 | 500 } |
| 6563 | 501 |
| 6705 | 502 return retval; |
| 503 } | |
| 6681 | 504 |
| 7363 | 505 void |
| 506 color_property::set (const octave_value& val) | |
| 6790 | 507 { |
| 508 if (val.is_string ()) | |
| 509 { | |
| 510 std::string s = val.string_value (); | |
| 511 | |
| 512 if (! s.empty ()) | |
| 513 { | |
| 6898 | 514 if (radio_val.contains (s)) |
| 6790 | 515 { |
| 516 current_val = s; | |
| 517 current_type = radio_t; | |
| 518 } | |
| 519 else | |
| 520 { | |
| 521 color_values col (s); | |
| 522 if (! error_state) | |
| 523 { | |
| 524 color_val = col; | |
| 525 current_type = color_t; | |
| 526 } | |
| 527 else | |
| 7363 | 528 error ("invalid value for color property \"%s\" (value = %s)", |
| 529 get_name ().c_str (), s.c_str ()); | |
| 6790 | 530 } |
| 531 } | |
| 532 else | |
| 7363 | 533 error ("invalid value for color property \"%s\"", |
| 534 get_name ().c_str ()); | |
| 6790 | 535 } |
| 536 else if (val.is_real_matrix ()) | |
| 537 { | |
| 538 Matrix m = val.matrix_value (); | |
| 539 | |
| 540 if (m.numel () == 3) | |
| 541 { | |
| 542 color_values col (m (0), m (1), m(2)); | |
| 543 if (! error_state) | |
| 544 { | |
| 545 color_val = col; | |
| 546 current_type = color_t; | |
| 547 } | |
| 548 } | |
| 549 else | |
| 7363 | 550 error ("invalid value for color property \"%s\"", |
| 551 get_name ().c_str ()); | |
| 6790 | 552 } |
| 553 else | |
| 7363 | 554 error ("invalid value for color property \"%s\"", |
| 555 get_name ().c_str ()); | |
| 6790 | 556 } |
| 557 | |
| 7363 | 558 bool |
| 559 array_property::validate (const octave_value& v) | |
| 560 { | |
| 7364 | 561 bool xok = false; |
| 7363 | 562 |
| 563 // FIXME: should we always support []? | |
| 564 if (v.is_empty () && v.is_double_type ()) | |
| 565 return true; | |
| 566 | |
| 567 // check value type | |
| 568 if (type_constraints.size () > 0) | |
| 569 { | |
| 570 for (std::list<std::string>::const_iterator it = type_constraints.begin (); | |
| 7364 | 571 ! xok && it != type_constraints.end (); ++it) |
| 7363 | 572 if ((*it) == v.type_name ()) |
| 7364 | 573 xok = true; |
| 7363 | 574 } |
| 575 else | |
| 7364 | 576 xok = v.is_double_type (); |
| 7363 | 577 |
| 7364 | 578 if (xok) |
| 7363 | 579 { |
| 580 dim_vector vdims = v.dims (); | |
| 581 int vlen = vdims.length (); | |
| 582 | |
| 7364 | 583 xok = false; |
| 7363 | 584 |
| 585 // check value size | |
| 586 if (size_constraints.size () > 0) | |
| 587 for (std::list<dim_vector>::const_iterator it = size_constraints.begin (); | |
| 7364 | 588 ! xok && it != size_constraints.end (); ++it) |
| 7363 | 589 { |
| 590 dim_vector itdims = (*it); | |
| 591 | |
| 592 if (itdims.length () == vlen) | |
| 593 { | |
| 7364 | 594 xok = true; |
| 7363 | 595 |
| 7364 | 596 for (int i = 0; xok && i < vlen; i++) |
| 7363 | 597 if (itdims(i) >= 0 && itdims(i) != vdims(i)) |
| 7364 | 598 xok = false; |
| 7363 | 599 } |
| 600 } | |
| 601 else | |
| 602 return true; | |
| 603 } | |
| 604 | |
| 7364 | 605 return xok; |
| 7363 | 606 } |
| 607 | |
| 608 void | |
| 609 handle_property::set (const octave_value& v) | |
| 610 { | |
| 611 double dv = v.double_value (); | |
| 612 | |
| 613 if (! error_state) | |
| 614 { | |
| 615 graphics_handle gh = gh_manager::lookup (dv); | |
| 616 | |
| 617 if (xisnan (gh.value ()) || gh.ok ()) | |
| 618 current_val = gh; | |
| 619 else | |
| 620 error ("set: invalid graphics handle (= %g) for property \"%s\"", | |
| 621 dv, get_name ().c_str ()); | |
| 622 } | |
| 623 else | |
| 624 error ("set: invalid graphics handle for property \"%s\"", | |
| 625 get_name ().c_str ()); | |
| 626 } | |
| 627 | |
| 628 bool | |
| 7367 | 629 callback_property::validate (const octave_value& v) const |
| 7363 | 630 { |
| 7367 | 631 // case 1: function handle |
| 632 // case 2: cell array with first element being a function handle | |
| 633 // case 3: string corresponding to known function name | |
| 634 // case 4: evaluatable string | |
| 635 // case 5: empty matrix | |
| 636 | |
| 637 if (v.is_function_handle ()) | |
| 638 return true; | |
| 639 else if (v.is_string ()) | |
| 640 // complete validation will be done at execution-time | |
| 641 return true; | |
| 642 else if (v.is_cell () && v.length () > 0 | |
| 643 && (v.rows() == 1 || v.columns () == 1) | |
| 644 && v.cell_value ()(0).is_function_handle ()) | |
| 645 return true; | |
| 646 else if (v.is_empty ()) | |
| 647 return true; | |
| 648 | |
| 649 return false; | |
| 7363 | 650 } |
| 651 | |
| 652 void | |
| 7367 | 653 callback_property::execute (const octave_value& data) const |
| 7363 | 654 { |
| 7367 | 655 if (callback.is_defined () && ! callback.is_empty ()) |
| 656 execute_callback (callback, get_parent (), data); | |
| 7363 | 657 } |
| 658 | |
|
7824
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
659 void |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
660 callback_property::execute (const octave_value& cb, const graphics_handle& h, |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
661 const octave_value& data) |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
662 { |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
663 if (cb.is_defined () && ! cb.is_empty ()) |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
664 execute_callback (cb, h, data); |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
665 } |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
666 |
| 7363 | 667 // --------------------------------------------------------------------- |
| 6681 | 668 |
| 6705 | 669 void |
| 7189 | 670 property_list::set (const caseless_str& name, const octave_value& val) |
| 6681 | 671 { |
| 6705 | 672 size_t offset = 0; |
| 6681 | 673 |
| 6705 | 674 size_t len = name.length (); |
| 6681 | 675 |
| 6705 | 676 if (len > 4) |
| 677 { | |
| 7189 | 678 caseless_str pfx = name.substr (0, 4); |
| 6681 | 679 |
| 6705 | 680 if (pfx.compare ("axes") || pfx.compare ("line") |
| 681 || pfx.compare ("text")) | |
| 682 offset = 4; | |
| 683 else if (len > 5) | |
| 684 { | |
| 685 pfx = name.substr (0, 5); | |
| 6681 | 686 |
| 6807 | 687 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 688 offset = 5; |
| 689 else if (len > 6) | |
| 690 { | |
| 691 pfx = name.substr (0, 6); | |
| 6681 | 692 |
| 6705 | 693 if (pfx.compare ("figure")) |
| 694 offset = 6; | |
| 695 else if (len > 7) | |
| 696 { | |
| 697 pfx = name.substr (0, 7); | |
| 6681 | 698 |
| 6705 | 699 if (pfx.compare ("surface")) |
| 700 offset = 7; | |
| 701 } | |
| 702 } | |
| 703 } | |
| 6681 | 704 |
| 6705 | 705 if (offset > 0) |
| 706 { | |
| 707 // FIXME -- should we validate property names and values here? | |
| 6406 | 708 |
| 6705 | 709 std::string pname = name.substr (offset); |
| 6406 | 710 |
| 6705 | 711 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 712 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 713 |
| 6705 | 714 bool remove = false; |
| 715 if (val.is_string ()) | |
| 716 { | |
| 7189 | 717 caseless_str tval = val.string_value (); |
| 6406 | 718 |
| 6705 | 719 remove = tval.compare ("remove"); |
| 720 } | |
| 6406 | 721 |
| 6705 | 722 pval_map_type& pval_map = plist_map[pfx]; |
| 6406 | 723 |
| 6705 | 724 if (remove) |
| 725 { | |
| 726 pval_map_iterator p = pval_map.find (pname); | |
| 6406 | 727 |
| 6705 | 728 if (p != pval_map.end ()) |
| 729 pval_map.erase (p); | |
| 730 } | |
| 731 else | |
| 732 pval_map[pname] = val; | |
| 733 } | |
| 734 } | |
| 6406 | 735 |
| 6705 | 736 if (offset == 0) |
| 737 error ("invalid default property specification"); | |
| 738 } | |
| 6406 | 739 |
| 6705 | 740 octave_value |
| 7189 | 741 property_list::lookup (const caseless_str& name) const |
| 6705 | 742 { |
| 743 octave_value retval; | |
| 6406 | 744 |
| 6705 | 745 size_t offset = 0; |
| 6406 | 746 |
| 6705 | 747 size_t len = name.length (); |
| 6406 | 748 |
| 6705 | 749 if (len > 4) |
| 750 { | |
| 7189 | 751 caseless_str pfx = name.substr (0, 4); |
| 6406 | 752 |
| 6705 | 753 if (pfx.compare ("axes") || pfx.compare ("line") |
| 754 || pfx.compare ("text")) | |
| 755 offset = 4; | |
| 756 else if (len > 5) | |
| 757 { | |
| 758 pfx = name.substr (0, 5); | |
| 6406 | 759 |
| 6807 | 760 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 761 offset = 5; |
| 762 else if (len > 6) | |
| 763 { | |
| 764 pfx = name.substr (0, 6); | |
| 6406 | 765 |
| 6705 | 766 if (pfx.compare ("figure")) |
| 767 offset = 6; | |
| 768 else if (len > 7) | |
| 769 { | |
| 770 pfx = name.substr (0, 7); | |
| 6406 | 771 |
| 6705 | 772 if (pfx.compare ("surface")) |
| 773 offset = 7; | |
| 774 } | |
| 775 } | |
| 776 } | |
| 6406 | 777 |
| 6705 | 778 if (offset > 0) |
| 779 { | |
| 780 std::string pname = name.substr (offset); | |
| 6406 | 781 |
| 6705 | 782 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 783 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 784 |
| 6705 | 785 plist_map_const_iterator p = find (pfx); |
| 6432 | 786 |
| 6705 | 787 if (p != end ()) |
| 788 { | |
| 789 const pval_map_type& pval_map = p->second; | |
| 6406 | 790 |
| 6705 | 791 pval_map_const_iterator q = pval_map.find (pname); |
| 6406 | 792 |
| 6705 | 793 if (q != pval_map.end ()) |
| 794 retval = q->second; | |
| 795 } | |
| 796 } | |
| 797 } | |
| 6406 | 798 |
| 6705 | 799 return retval; |
| 800 } | |
| 6406 | 801 |
| 6705 | 802 Octave_map |
| 803 property_list::as_struct (const std::string& prefix_arg) const | |
| 804 { | |
| 805 Octave_map m; | |
| 6406 | 806 |
| 6705 | 807 for (plist_map_const_iterator p = begin (); p != end (); p++) |
| 808 { | |
| 809 std::string prefix = prefix_arg + p->first; | |
| 6406 | 810 |
| 6705 | 811 const pval_map_type pval_map = p->second; |
| 6406 | 812 |
| 6705 | 813 for (pval_map_const_iterator q = pval_map.begin (); |
| 814 q != pval_map.end (); | |
| 815 q++) | |
| 816 m.assign (prefix + q->first, q->second); | |
| 817 } | |
| 6406 | 818 |
| 6705 | 819 return m; |
| 820 } | |
| 6432 | 821 |
| 6874 | 822 graphics_handle::graphics_handle (const octave_value& a) |
| 823 : val (octave_NaN) | |
| 824 { | |
| 825 if (a.is_empty ()) | |
| 826 /* do nothing */; | |
| 827 else | |
| 828 { | |
| 829 double tval = a.double_value (); | |
| 830 | |
| 831 if (! error_state) | |
| 832 val = tval; | |
| 833 else | |
| 834 error ("invalid graphics handle"); | |
| 835 } | |
| 836 } | |
| 837 | |
| 6705 | 838 void |
| 839 graphics_object::set (const octave_value_list& args) | |
| 840 { | |
| 841 int nargin = args.length (); | |
| 6406 | 842 |
| 6705 | 843 if (nargin == 0) |
| 844 rep->defaults (); | |
| 845 else if (nargin % 2 == 0) | |
| 846 { | |
| 847 for (int i = 0; i < nargin; i += 2) | |
| 848 { | |
| 7189 | 849 caseless_str name = args(i).string_value (); |
| 6406 | 850 |
| 6705 | 851 if (! error_state) |
| 852 { | |
| 853 octave_value val = args(i+1); | |
| 6406 | 854 |
| 6705 | 855 if (val.is_string ()) |
| 856 { | |
| 7189 | 857 caseless_str tval = val.string_value (); |
| 6406 | 858 |
| 6705 | 859 if (tval.compare ("default")) |
| 860 val = get_default (name); | |
| 861 else if (tval.compare ("factory")) | |
| 862 val = get_factory_default (name); | |
| 863 } | |
| 6406 | 864 |
| 6705 | 865 if (error_state) |
| 866 break; | |
| 6406 | 867 |
| 6705 | 868 rep->set (name, val); |
| 869 } | |
| 870 else | |
| 871 error ("set: expecting argument %d to be a property name", i); | |
| 872 } | |
| 873 } | |
| 874 else | |
| 875 error ("set: invalid number of arguments"); | |
| 876 } | |
| 6406 | 877 |
| 878 | |
| 6705 | 879 graphics_handle |
| 880 gh_manager::get_handle (const std::string& go_name) | |
| 881 { | |
| 882 graphics_handle retval; | |
| 6406 | 883 |
| 6705 | 884 if (go_name == "figure") |
| 885 { | |
| 886 // We always want the lowest unused figure number. | |
| 6406 | 887 |
| 6705 | 888 retval = 1; |
| 6425 | 889 |
| 6705 | 890 while (handle_map.find (retval) != handle_map.end ()) |
| 891 retval++; | |
| 892 } | |
| 893 else | |
| 894 { | |
| 895 free_list_iterator p = handle_free_list.begin (); | |
| 6406 | 896 |
| 6705 | 897 if (p != handle_free_list.end ()) |
| 898 { | |
| 899 retval = *p; | |
| 900 handle_free_list.erase (p); | |
| 901 } | |
| 902 else | |
| 7286 | 903 { |
| 904 static double maxrand = RAND_MAX + 2.0; | |
| 905 | |
| 906 retval = graphics_handle (next_handle); | |
| 907 | |
| 7304 | 908 next_handle = ceil (next_handle) - 1.0 - (rand () + 1.0) / maxrand; |
| 7286 | 909 } |
| 6705 | 910 } |
| 6406 | 911 |
| 6705 | 912 return retval; |
| 913 } | |
| 6406 | 914 |
| 6705 | 915 void |
| 916 gh_manager::do_free (const graphics_handle& h) | |
| 917 { | |
| 7056 | 918 if (h.ok ()) |
| 6705 | 919 { |
| 6874 | 920 if (h.value () != 0) |
| 6705 | 921 { |
| 6874 | 922 iterator p = handle_map.find (h); |
| 923 | |
| 924 if (p != handle_map.end ()) | |
| 925 { | |
| 7403 | 926 p->second.get_properties ().set_beingdeleted (true); |
| 927 p->second.get_properties ().execute_deletefcn (); | |
| 7367 | 928 |
| 6874 | 929 handle_map.erase (p); |
| 930 | |
| 931 if (h.value () < 0) | |
| 932 handle_free_list.insert (h); | |
| 933 } | |
| 934 else | |
| 935 error ("graphics_handle::free: invalid object %g", h.value ()); | |
| 6705 | 936 } |
| 937 else | |
| 6874 | 938 error ("graphics_handle::free: can't delete root figure"); |
| 6705 | 939 } |
| 940 } | |
| 6406 | 941 |
| 942 gh_manager *gh_manager::instance = 0; | |
| 943 | |
| 944 static void | |
| 7189 | 945 xset (const graphics_handle& h, const caseless_str& name, |
| 6406 | 946 const octave_value& val) |
| 947 { | |
| 948 graphics_object obj = gh_manager::get_object (h); | |
| 949 obj.set (name, val); | |
| 950 } | |
| 951 | |
| 952 static void | |
| 953 xset (const graphics_handle& h, const octave_value_list& args) | |
| 954 { | |
| 955 if (args.length () > 0) | |
| 956 { | |
| 957 graphics_object obj = gh_manager::get_object (h); | |
| 958 obj.set (args); | |
| 959 } | |
| 960 } | |
| 961 | |
| 962 | |
| 963 static octave_value | |
| 7189 | 964 xget (const graphics_handle& h, const caseless_str& name) |
| 6406 | 965 { |
| 966 graphics_object obj = gh_manager::get_object (h); | |
| 967 return obj.get (name); | |
| 968 } | |
| 969 | |
| 970 static graphics_handle | |
| 971 reparent (const octave_value& ov, const std::string& who, | |
| 972 const std::string& property, const graphics_handle& new_parent, | |
| 973 bool adopt = true) | |
| 974 { | |
| 975 graphics_handle h = octave_NaN; | |
| 976 | |
| 977 double val = ov.double_value (); | |
| 978 | |
| 979 if (! error_state) | |
| 980 { | |
| 981 h = gh_manager::lookup (val); | |
| 982 | |
| 7056 | 983 if (h.ok ()) |
| 6406 | 984 { |
| 985 graphics_object obj = gh_manager::get_object (h); | |
| 986 | |
| 987 graphics_handle parent_h = obj.get_parent (); | |
| 988 | |
| 989 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 990 | |
| 991 parent_obj.remove_child (h); | |
| 992 | |
| 993 if (adopt) | |
| 6874 | 994 obj.set ("parent", new_parent.value ()); |
| 6406 | 995 else |
| 996 obj.reparent (new_parent); | |
| 997 } | |
| 998 else | |
| 999 error ("%s: invalid graphics handle (= %g) for %s", | |
| 1000 who.c_str (), val, property.c_str ()); | |
| 1001 } | |
| 1002 else | |
| 1003 error ("%s: expecting %s to be a graphics handle", | |
| 1004 who.c_str (), property.c_str ()); | |
| 1005 | |
| 1006 return h; | |
| 1007 } | |
| 1008 | |
| 1009 // This function is NOT equivalent to the scripting language function gcf. | |
| 1010 graphics_handle | |
| 1011 gcf (void) | |
| 1012 { | |
| 1013 octave_value val = xget (0, "currentfigure"); | |
| 1014 | |
| 1015 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 1016 } | |
| 1017 | |
| 1018 // This function is NOT equivalent to the scripting language function gca. | |
| 1019 graphics_handle | |
| 1020 gca (void) | |
| 1021 { | |
| 1022 octave_value val = xget (gcf (), "currentaxes"); | |
| 1023 | |
| 1024 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 1025 } | |
| 1026 | |
| 1027 static void | |
| 1028 adopt (const graphics_handle& p, const graphics_handle& h) | |
| 1029 { | |
| 1030 graphics_object parent_obj = gh_manager::get_object (p); | |
| 1031 | |
| 1032 parent_obj.adopt (h); | |
| 1033 } | |
| 1034 | |
| 1035 static bool | |
| 7056 | 1036 is_handle (const graphics_handle& h) |
| 1037 { | |
| 1038 return h.ok (); | |
| 1039 } | |
| 1040 | |
| 1041 static bool | |
| 6406 | 1042 is_handle (double val) |
| 1043 { | |
| 6874 | 1044 graphics_handle h = gh_manager::lookup (val); |
| 1045 | |
| 1046 return h.ok (); | |
| 6406 | 1047 } |
| 1048 | |
| 1049 static bool | |
| 1050 is_handle (const octave_value& val) | |
| 1051 { | |
| 7142 | 1052 return val.is_real_scalar () && is_handle (val.double_value ()); |
| 6406 | 1053 } |
| 1054 | |
| 1055 static bool | |
| 1056 is_figure (double val) | |
| 1057 { | |
| 1058 graphics_object obj = gh_manager::get_object (val); | |
| 1059 | |
| 1060 return obj && obj.isa ("figure"); | |
| 1061 } | |
| 1062 | |
| 7370 | 1063 static void |
| 1064 xcreatefcn (const graphics_handle& h) | |
| 1065 { | |
| 1066 graphics_object obj = gh_manager::get_object (h); | |
| 1067 obj.get_properties ().execute_createfcn (); | |
| 1068 } | |
| 1069 | |
| 6406 | 1070 // --------------------------------------------------------------------- |
| 1071 | |
| 1072 static int | |
| 1073 compare (const void *a_arg, const void *b_arg) | |
| 1074 { | |
| 1075 double a = *(static_cast<const double *> (a_arg)); | |
| 1076 double b = *(static_cast<const double *> (b_arg)); | |
| 1077 | |
| 1078 return a > b ? 1 : (a < b) ? -1 : 0; | |
| 1079 } | |
| 1080 | |
| 1081 static Matrix | |
| 1082 maybe_set_children (const Matrix& kids, const octave_value& val) | |
| 1083 { | |
| 1084 const Matrix new_kids = val.matrix_value (); | |
| 1085 | |
| 1086 bool ok = true; | |
| 1087 | |
| 1088 if (! error_state) | |
| 1089 { | |
| 1090 if (kids.numel () == new_kids.numel ()) | |
| 1091 { | |
| 1092 Matrix t1 = kids; | |
| 1093 Matrix t2 = new_kids; | |
| 1094 | |
| 1095 t1.qsort (compare); | |
| 1096 t2.qsort (compare); | |
| 1097 | |
| 1098 if (t1 != t2) | |
| 1099 ok = false; | |
| 1100 } else | |
| 1101 ok = false; | |
| 1102 | |
| 1103 if (! ok) | |
| 1104 error ("set: new children must be a permutation of existing children"); | |
| 1105 } | |
| 1106 else | |
| 1107 { | |
| 1108 ok = false; | |
| 1109 error ("set: expecting children to be array of graphics handles"); | |
| 1110 } | |
| 1111 | |
| 1112 return ok ? new_kids : kids; | |
| 1113 } | |
| 1114 | |
| 6705 | 1115 void |
| 1116 base_properties::set_from_list (base_graphics_object& obj, | |
| 1117 property_list& defaults) | |
| 6406 | 1118 { |
| 6705 | 1119 std::string go_name = graphics_object_name (); |
| 6406 | 1120 |
| 6705 | 1121 property_list::plist_map_const_iterator p = defaults.find (go_name); |
| 6406 | 1122 |
| 6705 | 1123 if (p != defaults.end ()) |
| 1124 { | |
| 1125 const property_list::pval_map_type pval_map = p->second; | |
| 6406 | 1126 |
| 6705 | 1127 for (property_list::pval_map_const_iterator q = pval_map.begin (); |
| 1128 q != pval_map.end (); | |
| 1129 q++) | |
| 1130 { | |
| 1131 std::string pname = q->first; | |
| 6406 | 1132 |
| 6705 | 1133 obj.set (pname, q->second); |
| 6406 | 1134 |
| 6705 | 1135 if (error_state) |
| 1136 { | |
| 1137 error ("error setting default property %s", pname.c_str ()); | |
| 1138 break; | |
| 1139 } | |
| 1140 } | |
| 1141 } | |
| 1142 } | |
| 6406 | 1143 |
| 7363 | 1144 octave_value |
| 1145 base_properties::get (const caseless_str& name) const | |
| 1146 { | |
| 1147 octave_value retval; | |
| 1148 | |
| 1149 if (name.compare ("tag")) | |
| 1150 retval = get_tag (); | |
| 1151 else if (name.compare ("type")) | |
| 1152 retval = get_type (); | |
| 1153 else if (name.compare ("__modified__")) | |
| 1154 retval = is_modified (); | |
| 1155 else if (name.compare ("parent")) | |
| 1156 retval = get_parent ().as_octave_value (); | |
| 1157 else if (name.compare ("children")) | |
| 1158 retval = children; | |
| 7366 | 1159 else if (name.compare ("busyaction")) |
| 1160 retval = get_busyaction (); | |
| 1161 else if (name.compare ("buttondownfcn")) | |
| 1162 retval = get_buttondownfcn (); | |
| 1163 else if (name.compare ("clipping")) | |
| 1164 retval = get_clipping (); | |
| 1165 else if (name.compare ("createfcn")) | |
| 1166 retval = get_createfcn (); | |
| 1167 else if (name.compare ("deletefcn")) | |
| 1168 retval = get_deletefcn (); | |
| 1169 else if (name.compare ("handlevisibility")) | |
| 1170 retval = get_handlevisibility (); | |
| 1171 else if (name.compare ("hittest")) | |
| 1172 retval = get_hittest (); | |
| 1173 else if (name.compare ("interruptible")) | |
| 1174 retval = get_interruptible (); | |
| 1175 else if (name.compare ("selected")) | |
| 1176 retval = get_selected (); | |
| 1177 else if (name.compare ("selectionhighlight")) | |
| 1178 retval = get_selectionhighlight (); | |
| 1179 else if (name.compare ("uicontextmenu")) | |
| 1180 retval = get_uicontextmenu (); | |
| 1181 else if (name.compare ("userdata")) | |
| 1182 retval = get_userdata (); | |
| 1183 else if (name.compare ("visible")) | |
| 1184 retval = get_visible (); | |
| 7403 | 1185 else if (name.compare ("beingdeleted")) |
| 1186 retval = get_beingdeleted (); | |
| 7363 | 1187 else |
| 1188 { | |
| 1189 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1190 | |
| 1191 if (it != all_props.end ()) | |
| 1192 retval = it->second.get (); | |
| 1193 else | |
| 1194 error ("get: unknown property \"%s\"", name.c_str ()); | |
| 1195 } | |
| 1196 | |
| 1197 return retval; | |
| 1198 } | |
| 1199 | |
| 1200 octave_value | |
| 7379 | 1201 base_properties::get (bool all) const |
| 7363 | 1202 { |
| 1203 Octave_map m; | |
| 1204 | |
| 1205 for (std::map<caseless_str, property>::const_iterator it = all_props.begin (); | |
| 1206 it != all_props.end (); ++it) | |
| 7379 | 1207 if (all || ! it->second.is_hidden ()) |
| 1208 m.assign (it->second.get_name (), it->second.get ()); | |
| 7363 | 1209 |
| 1210 m.assign ("tag", get_tag ()); | |
| 1211 m.assign ("type", get_type ()); | |
| 7379 | 1212 if (all) |
| 1213 m.assign ("__modified__", is_modified ()); | |
| 7363 | 1214 m.assign ("parent", get_parent ().as_octave_value ()); |
| 1215 m.assign ("children", children); | |
| 7366 | 1216 m.assign ("busyaction", get_busyaction ()); |
| 1217 m.assign ("buttondownfcn", get_buttondownfcn ()); | |
| 1218 m.assign ("clipping", get_clipping ()); | |
| 1219 m.assign ("createfcn", get_createfcn ()); | |
| 1220 m.assign ("deletefcn", get_deletefcn ()); | |
| 1221 m.assign ("handlevisibility", get_handlevisibility ()); | |
| 1222 m.assign ("hittest", get_hittest ()); | |
| 1223 m.assign ("interruptible", get_interruptible ()); | |
| 1224 m.assign ("selected", get_selected ()); | |
| 1225 m.assign ("selectionhighlight", get_selectionhighlight ()); | |
| 1226 m.assign ("uicontextmenu", get_uicontextmenu ()); | |
| 1227 m.assign ("userdata", get_userdata ()); | |
| 1228 m.assign ("visible", get_visible ()); | |
| 7403 | 1229 m.assign ("beingdeleted", get_beingdeleted ()); |
| 7363 | 1230 |
| 1231 return m; | |
| 1232 } | |
| 1233 | |
| 1234 void | |
| 1235 base_properties::set (const caseless_str& name, const octave_value& val) | |
| 1236 { | |
| 1237 if (name.compare ("tag")) | |
| 1238 set_tag (val); | |
| 1239 else if (name.compare ("__modified__")) | |
| 1240 __modified__ = val; | |
| 1241 else if (name.compare ("parent")) | |
| 1242 set_parent (val); | |
| 1243 else if (name.compare ("children")) | |
| 1244 maybe_set_children (children, val); | |
| 7366 | 1245 else if (name.compare ("busyaction")) |
| 1246 set_busyaction (val); | |
| 1247 else if (name.compare ("buttondownfcn")) | |
| 1248 set_buttondownfcn (val); | |
| 1249 else if (name.compare ("clipping")) | |
| 1250 set_clipping (val); | |
| 1251 else if (name.compare ("createfcn")) | |
| 1252 set_createfcn (val); | |
| 1253 else if (name.compare ("deletefcn")) | |
| 1254 set_deletefcn (val); | |
| 1255 else if (name.compare ("handlevisibility")) | |
| 1256 set_handlevisibility (val); | |
| 1257 else if (name.compare ("hittest")) | |
| 1258 set_hittest (val); | |
| 1259 else if (name.compare ("interruptible")) | |
| 1260 set_interruptible (val); | |
| 1261 else if (name.compare ("selected")) | |
| 1262 set_selected (val); | |
| 1263 else if (name.compare ("selectionhighlight")) | |
| 1264 set_selectionhighlight (val); | |
| 1265 else if (name.compare ("uicontextmenu")) | |
| 1266 set_uicontextmenu (val); | |
| 1267 else if (name.compare ("userdata")) | |
| 1268 set_userdata (val); | |
| 1269 else if (name.compare ("visible")) | |
| 1270 set_visible (val); | |
| 7363 | 1271 else |
| 1272 { | |
| 1273 std::map<caseless_str, property>::iterator it = all_props.find (name); | |
| 1274 | |
| 1275 if (it != all_props.end ()) | |
| 1276 it->second.set (val); | |
| 1277 else | |
| 1278 error ("set: unknown property \"%s\"", name.c_str ()); | |
| 1279 } | |
| 1280 | |
| 1281 if (! error_state && ! name.compare ("__modified__")) | |
| 1282 mark_modified (); | |
| 1283 } | |
| 1284 | |
| 1285 property | |
| 1286 base_properties::get_property (const caseless_str& name) const | |
| 1287 { | |
| 1288 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1289 | |
| 1290 if (it == all_props.end ()) | |
| 1291 return property (); | |
| 1292 else | |
| 1293 return it->second; | |
| 1294 } | |
| 1295 | |
| 6705 | 1296 void |
| 1297 base_properties::remove_child (const graphics_handle& h) | |
| 6406 | 1298 { |
| 6705 | 1299 octave_idx_type k = -1; |
| 1300 octave_idx_type n = children.numel (); | |
| 1301 for (octave_idx_type i = 0; i < n; i++) | |
| 6406 | 1302 { |
| 6874 | 1303 if (h.value () == children(i)) |
| 6406 | 1304 { |
| 6705 | 1305 k = i; |
| 1306 break; | |
| 6406 | 1307 } |
| 1308 } | |
| 1309 | |
| 6705 | 1310 if (k >= 0) |
| 6406 | 1311 { |
| 6705 | 1312 Matrix new_kids (1, n-1); |
| 1313 octave_idx_type j = 0; | |
| 1314 for (octave_idx_type i = 0; i < n; i++) | |
| 1315 { | |
| 1316 if (i != k) | |
| 1317 new_kids(j++) = children(i); | |
| 1318 } | |
| 1319 children = new_kids; | |
| 7378 | 1320 mark_modified (); |
| 6406 | 1321 } |
| 6705 | 1322 } |
| 6406 | 1323 |
| 6836 | 1324 void |
| 1325 base_properties::set_parent (const octave_value& val) | |
| 6705 | 1326 { |
| 1327 double tmp = val.double_value (); | |
| 6406 | 1328 |
| 6705 | 1329 graphics_handle new_parent = octave_NaN; |
| 6406 | 1330 |
| 6705 | 1331 if (! error_state) |
| 1332 { | |
| 1333 new_parent = gh_manager::lookup (tmp); | |
| 6406 | 1334 |
| 7056 | 1335 if (new_parent.ok ()) |
| 6705 | 1336 { |
| 7363 | 1337 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6406 | 1338 |
| 6705 | 1339 parent_obj.remove_child (__myhandle__); |
| 6406 | 1340 |
| 7363 | 1341 parent = new_parent.as_octave_value (); |
| 6406 | 1342 |
| 7363 | 1343 ::adopt (parent.handle_value (), __myhandle__); |
| 6705 | 1344 } |
| 1345 else | |
| 1346 error ("set: invalid graphics handle (= %g) for parent", tmp); | |
| 1347 } | |
| 1348 else | |
| 1349 error ("set: expecting parent to be a graphics handle"); | |
| 1350 } | |
| 6432 | 1351 |
| 6705 | 1352 void |
| 6836 | 1353 base_properties::mark_modified (void) |
| 1354 { | |
| 7363 | 1355 __modified__ = "on"; |
| 1356 graphics_object parent_obj = gh_manager::get_object (get_parent ()); | |
| 7379 | 1357 if (parent_obj) |
| 1358 parent_obj.mark_modified (); | |
| 6836 | 1359 } |
| 1360 | |
| 1361 void | |
| 1362 base_properties::override_defaults (base_graphics_object& obj) | |
| 1363 { | |
| 7363 | 1364 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6836 | 1365 parent_obj.override_defaults (obj); |
| 1366 } | |
| 1367 | |
| 1368 void | |
| 7214 | 1369 base_properties::update_axis_limits (const std::string& axis_type) const |
| 1370 { | |
| 7363 | 1371 graphics_handle h = (get_type () == "axes") ? __myhandle__ : get_parent (); |
| 7214 | 1372 |
| 1373 graphics_object obj = gh_manager::get_object (h); | |
| 1374 | |
| 1375 if (obj.isa ("axes")) | |
| 1376 obj.update_axis_limits (axis_type); | |
| 1377 } | |
| 1378 | |
| 1379 void | |
| 6836 | 1380 base_properties::delete_children (void) |
| 1381 { | |
| 1382 octave_idx_type n = children.numel (); | |
| 1383 | |
| 1384 for (octave_idx_type i = 0; i < n; i++) | |
| 1385 gh_manager::free (children(i)); | |
| 1386 } | |
| 1387 | |
| 7419 | 1388 graphics_backend |
| 1389 base_properties::get_backend (void) const | |
| 1390 { | |
| 1391 graphics_object go = gh_manager::get_object (get_parent ()); | |
| 1392 | |
| 1393 if (go) | |
| 1394 return go.get_backend (); | |
| 1395 else | |
| 1396 return graphics_backend (); | |
| 1397 } | |
| 1398 | |
|
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1399 void |
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1400 base_properties::update_boundingbox (void) |
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1401 { |
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1402 Matrix kids = get_children (); |
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1403 |
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1404 for (int i = 0; i < kids.numel (); i++) |
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1405 { |
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1406 graphics_object go = gh_manager::get_object (kids(i)); |
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1407 |
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1408 if (go.valid_object ()) |
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1409 go.get_properties ().update_boundingbox (); |
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1410 } |
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1411 } |
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1412 |
| 7363 | 1413 // --------------------------------------------------------------------- |
| 1414 | |
| 7408 | 1415 class gnuplot_backend : public base_graphics_backend |
| 1416 { | |
| 1417 public: | |
| 1418 gnuplot_backend (void) | |
| 1419 : base_graphics_backend ("gnuplot") { } | |
| 1420 | |
| 1421 ~gnuplot_backend (void) { } | |
| 1422 | |
| 1423 bool is_valid (void) const { return true; } | |
| 1424 | |
| 1425 void close_figure (const octave_value& pstream) const | |
| 1426 { | |
| 1427 if (! pstream.is_empty()) | |
| 1428 { | |
| 1429 octave_value_list args; | |
|
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1430 Matrix fids = pstream.matrix_value (); |
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1431 |
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1432 if (! error_state) |
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1433 { |
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1434 args(1) = "\nquit;\n"; |
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1435 args(0) = octave_value (fids (0)); |
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1436 feval ("fputs", args); |
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1437 args.resize (1); |
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1438 feval ("fflush", args); |
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1439 feval ("pclose", args); |
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1440 if (fids.numel () > 1) |
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1441 { |
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1442 args(0) = octave_value (fids (1)); |
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1443 feval ("pclose", args); |
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1444 } |
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1445 } |
| 7408 | 1446 } |
| 1447 } | |
| 1448 | |
| 1449 void redraw_figure (const graphics_handle& fh) const | |
| 1450 { | |
| 1451 octave_value_list args; | |
| 1452 args(0) = fh.as_octave_value (); | |
| 1453 feval ("gnuplot_drawnow", args); | |
| 1454 } | |
| 1455 | |
| 1456 void print_figure (const graphics_handle& fh, const std::string& term, | |
| 1457 const std::string& file, bool mono, | |
| 1458 const std::string& debug_file) const | |
| 1459 { | |
| 1460 octave_value_list args; | |
| 1461 if (! debug_file.empty ()) | |
| 1462 args(4) = debug_file; | |
| 7409 | 1463 args(3) = mono; |
| 1464 args(2) = file; | |
| 1465 args(1) = term; | |
| 1466 args(0) = fh.as_octave_value (); | |
| 7408 | 1467 feval ("gnuplot_drawnow", args); |
| 1468 } | |
| 1469 | |
| 7409 | 1470 Matrix get_canvas_size (const graphics_handle&) const |
| 7427 | 1471 { |
| 1472 Matrix sz (1, 2, 0.0); | |
| 1473 return sz; | |
| 1474 } | |
| 1475 | |
| 1476 double get_screen_resolution (void) const | |
| 1477 { return 72.0; } | |
| 7445 | 1478 |
| 1479 Matrix get_screen_size (void) const | |
| 1480 { return Matrix (1, 2, 0.0); } | |
| 7408 | 1481 }; |
| 1482 | |
| 1483 graphics_backend | |
| 1484 graphics_backend::default_backend (void) | |
| 1485 { | |
| 1486 if (available_backends.size () == 0) | |
| 1487 register_backend (new gnuplot_backend ()); | |
| 1488 | |
| 1489 return available_backends["gnuplot"]; | |
| 1490 } | |
| 1491 | |
| 1492 std::map<std::string, graphics_backend> graphics_backend::available_backends; | |
| 1493 | |
| 1494 // --------------------------------------------------------------------- | |
| 1495 | |
| 7363 | 1496 #include "graphics-props.cc" |
| 1497 | |
| 1498 // --------------------------------------------------------------------- | |
| 1499 | |
| 6836 | 1500 void |
| 7363 | 1501 root_figure::properties::set_currentfigure (const octave_value& v) |
| 6874 | 1502 { |
| 7378 | 1503 graphics_handle val (v); |
| 7363 | 1504 |
| 6874 | 1505 if (error_state) |
| 1506 return; | |
| 1507 | |
| 7059 | 1508 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1509 { |
| 1510 currentfigure = val; | |
| 1511 | |
| 7363 | 1512 gh_manager::push_figure (val); |
| 6874 | 1513 } |
| 1514 else | |
| 1515 gripe_set_invalid ("currentfigure"); | |
| 1516 } | |
| 1517 | |
|
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1518 void |
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1519 root_figure::properties::set_callbackobject (const octave_value& v) |
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1520 { |
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1521 graphics_handle val (v); |
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1522 |
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1523 if (error_state) |
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1524 return; |
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1525 |
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1526 if (xisnan (val.value ())) |
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1527 { |
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1528 if (! cbo_stack.empty ()) |
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1529 { |
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1530 val = cbo_stack.front (); |
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1531 |
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1532 cbo_stack.pop_front (); |
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1533 } |
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1534 |
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1535 callbackobject = val; |
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1536 } |
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1537 else if (is_handle (val)) |
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1538 { |
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1539 if (get_callbackobject ().ok ()) |
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1540 cbo_stack.push_front (get_callbackobject ()); |
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1541 |
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|
1542 callbackobject = val; |
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1543 } |
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1544 else |
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|
1545 gripe_set_invalid ("callbackobject"); |
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1546 } |
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1547 |
| 6406 | 1548 property_list |
| 1549 root_figure::factory_properties = root_figure::init_factory_properties (); | |
| 1550 | |
| 1551 // --------------------------------------------------------------------- | |
| 1552 | |
| 7363 | 1553 void |
| 1554 figure::properties::set_currentaxes (const octave_value& v) | |
| 1555 { | |
| 7378 | 1556 graphics_handle val (v); |
| 6705 | 1557 |
| 6874 | 1558 if (error_state) |
| 1559 return; | |
| 1560 | |
| 7070 | 1561 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1562 currentaxes = val; |
| 1563 else | |
| 1564 gripe_set_invalid ("currentaxes"); | |
| 1565 } | |
| 1566 | |
| 1567 void | |
| 1568 figure::properties::set_visible (const octave_value& val) | |
| 1569 { | |
| 1570 std::string s = val.string_value (); | |
| 1571 | |
| 1572 if (! error_state) | |
| 1573 { | |
| 1574 if (s == "on") | |
| 1575 xset (0, "currentfigure", __myhandle__.value ()); | |
| 1576 | |
| 1577 visible = val; | |
| 1578 } | |
| 1579 } | |
| 1580 | |
| 1581 void | |
| 7408 | 1582 figure::properties::close (bool pop) |
| 6705 | 1583 { |
| 7408 | 1584 if (backend) |
| 1585 backend.close_figure (get___plot_stream__ ()); | |
| 1586 | |
| 1587 if (pop) | |
| 6406 | 1588 { |
| 7408 | 1589 gh_manager::pop_figure (__myhandle__); |
| 1590 | |
| 1591 graphics_handle cf = gh_manager::current_figure (); | |
| 1592 | |
| 1593 xset (0, "currentfigure", cf.value ()); | |
| 6406 | 1594 } |
| 6705 | 1595 } |
| 6432 | 1596 |
| 7445 | 1597 Matrix |
| 7447 | 1598 figure::properties::get_boundingbox (bool) const |
| 7445 | 1599 { |
| 1600 graphics_backend b = get_backend (); | |
| 1601 // FIXME: screen size should be obtained from root object | |
| 1602 Matrix screen_size = b.get_screen_size (); | |
| 1603 Matrix pos; | |
| 1604 | |
| 1605 pos = convert_position (get_position ().matrix_value (), get_units (), | |
| 1606 "pixels", screen_size, b); | |
| 1607 | |
| 1608 pos(0)--; | |
| 1609 pos(1)--; | |
| 7447 | 1610 pos(1) = screen_size(1) - pos(1) - pos(3); |
| 7445 | 1611 |
| 1612 return pos; | |
| 1613 } | |
| 1614 | |
|
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parents:
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1615 void |
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1616 figure::properties::set_boundingbox (const Matrix& bb) |
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1617 { |
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1618 graphics_backend b = get_backend (); |
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1619 // FIXME: screen size should be obtained from root object |
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1620 Matrix screen_size = b.get_screen_size (); |
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1621 Matrix pos = bb; |
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1622 |
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1623 pos(1) = screen_size(1) - pos(1) - pos(3); |
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1624 pos(1)++; |
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1625 pos(0)++; |
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1626 pos = convert_position (pos, "pixels", get_units (), screen_size, b); |
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1627 |
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1628 set_position (pos); |
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1629 } |
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1630 |
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1631 void |
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1632 figure::properties::set_position (const octave_value& v) |
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1633 { |
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1634 if (! error_state) |
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1635 { |
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1636 Matrix old_bb, new_bb; |
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1637 |
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1638 old_bb = get_boundingbox (); |
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1639 position = v; |
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1640 new_bb = get_boundingbox (); |
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1641 |
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1642 if (old_bb != new_bb) |
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1643 { |
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1644 // FIXME: maybe this should be converted into a more generic |
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1645 // call like "update_gui (this)" |
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1646 get_backend ().set_figure_position (__myhandle__, new_bb); |
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1647 if (old_bb(2) != new_bb(2) || old_bb(3) != new_bb(3)) |
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parents:
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1648 { |
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1649 execute_resizefcn (); |
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1650 update_boundingbox (); |
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1651 } |
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1652 } |
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1653 |
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1654 mark_modified (); |
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1655 } |
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1656 } |
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1657 |
| 6836 | 1658 octave_value |
| 7189 | 1659 figure::get_default (const caseless_str& name) const |
| 6836 | 1660 { |
| 1661 octave_value retval = default_properties.lookup (name); | |
| 1662 | |
| 1663 if (retval.is_undefined ()) | |
| 1664 { | |
| 1665 graphics_handle parent = get_parent (); | |
| 1666 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 1667 | |
| 1668 retval = parent_obj.get_default (name); | |
| 1669 } | |
| 1670 | |
| 1671 return retval; | |
| 1672 } | |
| 1673 | |
| 6406 | 1674 // --------------------------------------------------------------------- |
| 1675 | |
| 7363 | 1676 void |
| 1677 axes::properties::set_title (const octave_value& v) | |
| 6962 | 1678 { |
| 7363 | 1679 graphics_handle val = ::reparent (v, "set", "title", __myhandle__, false); |
| 6962 | 1680 |
| 6874 | 1681 if (! error_state) |
| 1682 { | |
| 7363 | 1683 gh_manager::free (title.handle_value ()); |
| 6874 | 1684 title = val; |
| 1685 } | |
| 1686 } | |
| 1687 | |
| 1688 void | |
| 7363 | 1689 axes::properties::set_xlabel (const octave_value& v) |
| 6874 | 1690 { |
| 7363 | 1691 graphics_handle val = ::reparent (v, "set", "xlabel", __myhandle__, false); |
| 6874 | 1692 |
| 1693 if (! error_state) | |
| 1694 { | |
| 7363 | 1695 gh_manager::free (xlabel.handle_value ()); |
| 6874 | 1696 xlabel = val; |
| 1697 } | |
| 1698 } | |
| 1699 | |
| 1700 void | |
| 7363 | 1701 axes::properties::set_ylabel (const octave_value& v) |
| 6874 | 1702 { |
| 7363 | 1703 graphics_handle val = ::reparent (v, "set", "ylabel", __myhandle__, false); |
| 6874 | 1704 |
| 1705 if (! error_state) | |
| 1706 { | |
| 7363 | 1707 gh_manager::free (ylabel.handle_value ()); |
| 6874 | 1708 ylabel = val; |
| 1709 } | |
| 1710 } | |
| 1711 | |
| 1712 void | |
| 7363 | 1713 axes::properties::set_zlabel (const octave_value& v) |
| 6874 | 1714 { |
| 7363 | 1715 graphics_handle val = ::reparent (v, "set", "zlabel", __myhandle__, false); |
| 6874 | 1716 |
| 1717 if (! error_state) | |
| 1718 { | |
| 7363 | 1719 gh_manager::free (zlabel.handle_value ()); |
| 6874 | 1720 zlabel = val; |
| 1721 } | |
| 1722 } | |
| 1723 | |
| 1724 void | |
| 6844 | 1725 axes::properties::set_defaults (base_graphics_object& obj, |
| 6890 | 1726 const std::string& mode) |
| 6705 | 1727 { |
| 7427 | 1728 position = default_axes_position (); |
| 7363 | 1729 title = graphics_handle (); |
| 6705 | 1730 box = "on"; |
| 1731 key = "off"; | |
| 1732 keybox = "off"; | |
| 7363 | 1733 keypos = 1.0; |
| 6962 | 1734 colororder = default_colororder (); |
| 6705 | 1735 dataaspectratio = Matrix (1, 3, 1.0); |
| 1736 dataaspectratiomode = "auto"; | |
| 7363 | 1737 layer = "bottom"; |
| 6705 | 1738 |
| 1739 Matrix tlim (1, 2, 0.0); | |
| 1740 tlim(1) = 1; | |
| 1741 xlim = tlim; | |
| 1742 ylim = tlim; | |
| 1743 zlim = tlim; | |
| 6807 | 1744 |
| 1745 Matrix cl (1, 2, 0); | |
| 1746 cl(1) = 1; | |
| 1747 clim = cl; | |
| 1748 | |
| 7363 | 1749 xlimmode = "auto"; |
| 1750 ylimmode = "auto"; | |
| 1751 zlimmode = "auto"; | |
| 1752 climmode = "auto"; | |
| 1753 xlabel = graphics_handle (); | |
| 1754 ylabel = graphics_handle (); | |
| 1755 zlabel = graphics_handle (); | |
| 6705 | 1756 xgrid = "off"; |
| 1757 ygrid = "off"; | |
| 1758 zgrid = "off"; | |
| 1759 xminorgrid = "off"; | |
| 1760 yminorgrid = "off"; | |
| 1761 zminorgrid = "off"; | |
| 1762 xtick = Matrix (); | |
| 1763 ytick = Matrix (); | |
| 1764 ztick = Matrix (); | |
| 1765 xtickmode = "auto"; | |
| 1766 ytickmode = "auto"; | |
| 1767 ztickmode = "auto"; | |
| 1768 xticklabel = ""; | |
| 1769 yticklabel = ""; | |
| 1770 zticklabel = ""; | |
| 1771 xticklabelmode = "auto"; | |
| 1772 yticklabelmode = "auto"; | |
| 1773 zticklabelmode = "auto"; | |
| 7453 | 1774 color = color_values (1, 1, 1); |
| 7364 | 1775 xcolor = color_values ("black"); |
| 1776 ycolor = color_values ("black"); | |
| 1777 zcolor = color_values ("black"); | |
| 7363 | 1778 xscale = "linear"; |
| 1779 yscale = "linear"; | |
| 1780 zscale = "linear"; | |
| 6705 | 1781 xdir = "normal"; |
| 1782 ydir = "normal"; | |
| 1783 zdir = "normal"; | |
| 7363 | 1784 yaxislocation = "left"; |
| 1785 xaxislocation = "bottom"; | |
| 6705 | 1786 |
| 7427 | 1787 // Note: camera properties will be set through update_transform |
| 1788 camerapositionmode = "auto"; | |
| 1789 cameratargetmode = "auto"; | |
| 1790 cameraupvectormode = "auto"; | |
| 1791 cameraviewanglemode = "auto"; | |
| 1792 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 1793 drawmode = "normal"; | |
| 1794 fontangle = "normal"; | |
| 1795 fontname = "Helvetica"; | |
| 1796 fontsize = 12; | |
| 1797 fontunits = "points"; | |
| 1798 fontweight = "normal"; | |
|
7820
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Fix default value for axes gridlinestyle and minorgridlinestyle.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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changeset
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1799 gridlinestyle = ":"; |
| 7427 | 1800 linestyleorder = "-"; |
| 1801 linewidth = 0.5; | |
|
7820
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Fix default value for axes gridlinestyle and minorgridlinestyle.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
1802 minorgridlinestyle = ":"; |
| 7427 | 1803 // Note: plotboxaspectratio will be set through update_aspectratiors |
| 1804 plotboxaspectratiomode = "auto"; | |
| 1805 projection = "orthographic"; | |
| 1806 tickdir = "in"; | |
| 1807 tickdirmode = "auto"; | |
| 1808 ticklength = Matrix (1, 2, 0.1); | |
| 1809 tightinset = Matrix (1, 4, 0.0); | |
| 1810 | |
| 1811 sx = "linear"; | |
| 1812 sy = "linear"; | |
| 1813 sz = "linear"; | |
| 1814 | |
| 6705 | 1815 Matrix tview (1, 2, 0.0); |
| 1816 tview(1) = 90; | |
| 1817 view = tview; | |
| 1818 | |
| 6765 | 1819 visible = "on"; |
| 6705 | 1820 nextplot = "replace"; |
| 1821 | |
| 1822 // FIXME -- this is not quite right; we should preserve | |
| 1823 // "position" and "units". | |
| 1824 | |
| 1825 if (mode != "replace") | |
| 1826 { | |
| 6406 | 1827 Matrix touterposition (1, 4, 0.0); |
| 1828 touterposition(2) = 1; | |
| 1829 touterposition(3) = 1; | |
| 1830 outerposition = touterposition; | |
| 1831 } | |
| 1832 | |
| 7363 | 1833 activepositionproperty = "outerposition"; |
| 1834 __colorbar__ = "none"; | |
| 7189 | 1835 |
| 6705 | 1836 delete_children (); |
| 6406 | 1837 |
| 6705 | 1838 children = Matrix (); |
| 6432 | 1839 |
| 7427 | 1840 update_transform (); |
| 1841 | |
| 6705 | 1842 override_defaults (obj); |
| 1843 } | |
| 1844 | |
| 6874 | 1845 graphics_handle |
| 1846 axes::properties::get_title (void) const | |
| 1847 { | |
| 7363 | 1848 if (! title.handle_value ().ok ()) |
| 6874 | 1849 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1850 | |
| 7363 | 1851 return title.handle_value (); |
| 6874 | 1852 } |
| 1853 | |
| 1854 graphics_handle | |
| 1855 axes::properties::get_xlabel (void) const | |
| 1856 { | |
| 7363 | 1857 if (! xlabel.handle_value ().ok ()) |
| 6874 | 1858 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1859 | |
| 7363 | 1860 return xlabel.handle_value (); |
| 6874 | 1861 } |
| 1862 | |
| 1863 graphics_handle | |
| 1864 axes::properties::get_ylabel (void) const | |
| 1865 { | |
| 7363 | 1866 if (! ylabel.handle_value ().ok ()) |
| 6874 | 1867 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1868 | |
| 7363 | 1869 return ylabel.handle_value (); |
| 6874 | 1870 } |
| 1871 | |
| 1872 graphics_handle | |
| 1873 axes::properties::get_zlabel (void) const | |
| 1874 { | |
| 7363 | 1875 if (! zlabel.handle_value ().ok ()) |
| 6874 | 1876 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1877 | |
| 7363 | 1878 return zlabel.handle_value (); |
| 6705 | 1879 } |
| 6406 | 1880 |
| 6705 | 1881 void |
| 6844 | 1882 axes::properties::remove_child (const graphics_handle& h) |
| 6705 | 1883 { |
| 7363 | 1884 if (title.handle_value ().ok () && h == title.handle_value ()) |
| 6705 | 1885 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1886 else if (xlabel.handle_value ().ok () && h == xlabel.handle_value ()) |
| 6705 | 1887 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1888 else if (ylabel.handle_value ().ok () && h == ylabel.handle_value ()) |
| 6705 | 1889 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1890 else if (zlabel.handle_value ().ok () && h == zlabel.handle_value ()) |
| 6705 | 1891 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1892 else | |
| 1893 base_properties::remove_child (h); | |
| 1894 } | |
| 6406 | 1895 |
| 6705 | 1896 void |
| 6844 | 1897 axes::properties::delete_children (void) |
| 6705 | 1898 { |
| 1899 base_properties::delete_children (); | |
| 1900 | |
| 7363 | 1901 gh_manager::free (title.handle_value ()); |
| 1902 gh_manager::free (xlabel.handle_value ()); | |
| 1903 gh_manager::free (ylabel.handle_value ()); | |
| 1904 gh_manager::free (zlabel.handle_value ()); | |
| 6705 | 1905 } |
| 6406 | 1906 |
| 7427 | 1907 inline Matrix |
| 1908 xform_matrix (void) | |
| 1909 { | |
| 1910 Matrix m (4, 4, 0.0); | |
| 1911 for (int i = 0; i < 4; i++) | |
| 1912 m(i,i) = 1; | |
| 1913 return m; | |
| 1914 } | |
| 1915 | |
| 1916 inline ColumnVector | |
| 1917 xform_vector (void) | |
| 1918 { | |
| 1919 ColumnVector v (4, 0.0); | |
| 1920 v(3) = 1; | |
| 1921 return v; | |
| 1922 } | |
| 1923 | |
| 1924 inline ColumnVector | |
| 1925 xform_vector (double x, double y, double z) | |
| 1926 { | |
| 1927 ColumnVector v (4, 1.0); | |
| 1928 v(0) = x; v(1) = y; v(2) = z; | |
| 1929 return v; | |
| 1930 } | |
| 1931 | |
| 1932 inline ColumnVector | |
| 1933 transform (const Matrix& m, double x, double y, double z) | |
| 1934 { | |
| 1935 return (m * xform_vector (x, y, z)); | |
| 1936 } | |
| 1937 | |
| 1938 inline Matrix | |
| 1939 xform_scale (double x, double y, double z) | |
| 1940 { | |
| 1941 Matrix m (4, 4, 0.0); | |
| 1942 m(0,0) = x; m(1,1) = y; m(2,2) = z; m(3,3) = 1; | |
| 1943 return m; | |
| 1944 } | |
| 1945 | |
| 1946 inline Matrix | |
| 1947 xform_translate (double x, double y, double z) | |
| 1948 { | |
| 1949 Matrix m = xform_matrix (); | |
| 1950 m(0,3) = x; m(1,3) = y; m(2,3) = z; m(3,3) = 1; | |
| 1951 return m; | |
| 1952 } | |
| 1953 | |
| 1954 inline void | |
| 1955 scale (Matrix& m, double x, double y, double z) | |
| 1956 { | |
| 1957 m = m * xform_scale (x, y, z); | |
| 1958 } | |
| 1959 | |
| 1960 inline void | |
| 1961 translate (Matrix& m, double x, double y, double z) | |
| 1962 { | |
| 1963 m = m * xform_translate (x, y, z); | |
| 1964 } | |
| 1965 | |
| 1966 inline void | |
| 1967 xform (ColumnVector& v, const Matrix& m) | |
| 1968 { | |
| 1969 v = m*v; | |
| 1970 } | |
| 1971 | |
| 1972 inline void | |
| 1973 scale (ColumnVector& v, double x, double y, double z) | |
| 1974 { | |
| 1975 v(0) *= x; | |
| 1976 v(1) *= y; | |
| 1977 v(2) *= z; | |
| 1978 } | |
| 1979 | |
| 1980 inline void | |
| 1981 translate (ColumnVector& v, double x, double y, double z) | |
| 1982 { | |
| 1983 v(0) += x; | |
| 1984 v(1) += y; | |
| 1985 v(2) += z; | |
| 1986 } | |
| 1987 | |
| 1988 inline void | |
| 1989 normalize (ColumnVector& v) | |
| 1990 { | |
| 1991 double fact = 1.0/sqrt(v(0)*v(0)+v(1)*v(1)+v(2)*v(2)); | |
| 1992 scale (v, fact, fact, fact); | |
| 1993 } | |
| 1994 | |
| 1995 inline double | |
| 1996 dot (const ColumnVector& v1, const ColumnVector& v2) | |
| 1997 { | |
| 1998 return (v1(0)*v2(0)+v1(1)*v2(1)+v1(2)*v2(2)); | |
| 1999 } | |
| 2000 | |
| 2001 inline double | |
| 2002 norm (const ColumnVector& v) | |
| 2003 { | |
| 2004 return sqrt (dot (v, v)); | |
| 2005 } | |
| 2006 | |
| 2007 inline ColumnVector | |
| 2008 cross (const ColumnVector& v1, const ColumnVector& v2) | |
| 2009 { | |
| 2010 ColumnVector r = xform_vector (); | |
| 2011 r(0) = v1(1)*v2(2)-v1(2)*v2(1); | |
| 2012 r(1) = v1(2)*v2(0)-v1(0)*v2(2); | |
| 2013 r(2) = v1(0)*v2(1)-v1(1)*v2(0); | |
| 2014 return r; | |
| 2015 } | |
| 2016 | |
| 2017 inline Matrix | |
| 2018 unit_cube (void) | |
| 2019 { | |
| 2020 static double data[32] = { | |
| 2021 0,0,0,1, | |
| 2022 1,0,0,1, | |
| 2023 0,1,0,1, | |
| 2024 0,0,1,1, | |
| 2025 1,1,0,1, | |
| 2026 1,0,1,1, | |
| 2027 0,1,1,1, | |
| 2028 1,1,1,1}; | |
| 2029 Matrix m (4, 8); | |
| 2030 memcpy (m.fortran_vec (), data, sizeof(double)*32); | |
| 2031 return m; | |
| 2032 } | |
| 2033 | |
| 2034 inline ColumnVector | |
| 2035 cam2xform (const Array<double>& m) | |
| 2036 { | |
| 2037 ColumnVector retval (4, 1.0); | |
| 2038 memcpy (retval.fortran_vec (), m.fortran_vec (), sizeof(double)*3); | |
| 2039 return retval; | |
| 2040 } | |
| 2041 | |
| 2042 inline RowVector | |
| 2043 xform2cam (const ColumnVector& v) | |
| 2044 { | |
| 2045 return v.extract_n (0, 3).transpose (); | |
| 2046 } | |
| 2047 | |
| 2048 void | |
| 2049 axes::properties::update_camera (void) | |
| 2050 { | |
| 2051 double xd = (xdir_is ("normal") ? 1 : -1); | |
| 2052 double yd = (ydir_is ("normal") ? 1 : -1); | |
| 2053 double zd = (zdir_is ("normal") ? 1 : -1); | |
| 2054 | |
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2055 Matrix xlimits = sx.scale (get_xlim ().matrix_value ()); |
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2056 Matrix ylimits = sy.scale (get_ylim ().matrix_value ()); |
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2057 Matrix zlimits = sz.scale (get_zlim ().matrix_value ()); |
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2058 |
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2059 double xo = xlimits(xd > 0 ? 0 : 1); |
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2060 double yo = ylimits(yd > 0 ? 0 : 1); |
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2061 double zo = zlimits(zd > 0 ? 0 : 1); |
| 7427 | 2062 |
| 2063 Matrix pb = get_plotboxaspectratio ().matrix_value (); | |
| 2064 | |
| 2065 bool autocam = (camerapositionmode_is ("auto") | |
| 2066 && cameratargetmode_is ("auto") | |
| 2067 && cameraupvectormode_is ("auto") | |
| 2068 && cameraviewanglemode_is ("auto")); | |
| 2069 bool dowarp = (autocam && dataaspectratiomode_is("auto") | |
| 2070 && plotboxaspectratiomode_is ("auto")); | |
| 2071 | |
| 2072 ColumnVector c_eye (xform_vector ()); | |
| 2073 ColumnVector c_center (xform_vector ()); | |
| 2074 ColumnVector c_upv (xform_vector ()); | |
| 2075 | |
| 2076 if (cameratargetmode_is ("auto")) | |
| 2077 { | |
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2078 c_center(0) = (xlimits(0)+xlimits(1))/2; |
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2079 c_center(1) = (ylimits(0)+ylimits(1))/2; |
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2080 c_center(2) = (zlimits(0)+zlimits(1))/2; |
| 7427 | 2081 |
| 2082 cameratarget = xform2cam (c_center); | |
| 2083 } | |
| 2084 else | |
| 2085 c_center = cam2xform (get_cameratarget ().matrix_value ()); | |
| 2086 | |
| 2087 if (camerapositionmode_is ("auto")) | |
| 2088 { | |
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2089 Matrix tview = get_view ().matrix_value (); |
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2090 double az = tview(0), el = tview(1); |
| 7427 | 2091 double d = 5*sqrt(pb(0)*pb(0)+pb(1)*pb(1)+pb(2)*pb(2)); |
| 2092 | |
| 2093 if (el == 90 || el == -90) | |
| 2094 c_eye(2) = d*signum(el); | |
| 2095 else | |
| 2096 { | |
| 2097 az *= M_PI/180.0; | |
| 2098 el *= M_PI/180.0; | |
| 2099 c_eye(0) = d*cos(el)*sin(az); | |
| 2100 c_eye(1) = -d*cos(el)*cos(az); | |
| 2101 c_eye(2) = d*sin(el); | |
| 2102 } | |
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2103 c_eye(0) = c_eye(0)*(xlimits(1)-xlimits(0))/(xd*pb(0))+c_center(0); |
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2104 c_eye(1) = c_eye(1)*(ylimits(1)-ylimits(0))/(yd*pb(1))+c_center(1); |
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2105 c_eye(2) = c_eye(2)*(zlimits(1)-zlimits(0))/(zd*pb(2))+c_center(2); |
| 7427 | 2106 |
| 2107 cameraposition = xform2cam (c_eye); | |
| 2108 } | |
| 2109 else | |
| 2110 c_eye = cam2xform (get_cameraposition ().matrix_value ()); | |
| 2111 | |
| 2112 if (cameraupvectormode_is ("auto")) | |
| 2113 { | |
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2114 Matrix tview = get_view ().matrix_value (); |
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2115 double az = tview(0), el = tview(1); |
| 7427 | 2116 |
| 2117 if (el == 90 || el == -90) | |
| 2118 { | |
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2119 c_upv(0) = -sin(az*M_PI/180.0)*(xlimits(1)-xlimits(0))/pb(0); |
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2120 c_upv(1) = cos(az*M_PI/180.0)*(ylimits(1)-ylimits(0))/pb(1); |
| 7427 | 2121 } |
| 2122 else | |
| 2123 c_upv(2) = 1; | |
| 2124 | |
| 2125 cameraupvector = xform2cam (c_upv); | |
| 2126 } | |
| 2127 else | |
| 2128 c_upv = cam2xform (get_cameraupvector ().matrix_value ()); | |
| 2129 | |
| 2130 Matrix x_view = xform_matrix (); | |
| 2131 Matrix x_projection = xform_matrix (); | |
| 2132 Matrix x_viewport = xform_matrix (); | |
| 2133 Matrix x_normrender = xform_matrix (); | |
| 2134 Matrix x_pre = xform_matrix (); | |
| 2135 | |
| 2136 x_render = xform_matrix (); | |
| 2137 x_render_inv = xform_matrix (); | |
| 2138 | |
| 2139 scale (x_pre, pb(0), pb(1), pb(2)); | |
| 2140 translate (x_pre, -0.5, -0.5, -0.5); | |
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2141 scale (x_pre, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2142 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2143 translate (x_pre, -xo, -yo, -zo); |
| 2144 | |
| 2145 xform (c_eye, x_pre); | |
| 2146 xform (c_center, x_pre); | |
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2147 scale (c_upv, pb(0)/(xlimits(1)-xlimits(0)), pb(1)/(ylimits(1)-ylimits(0)), |
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2148 pb(2)/(zlimits(1)-zlimits(0))); |
| 7427 | 2149 translate (c_center, -c_eye(0), -c_eye(1), -c_eye(2)); |
| 2150 | |
| 2151 ColumnVector F (c_center), f (F), UP (c_upv); | |
| 2152 normalize (f); | |
| 2153 normalize (UP); | |
| 2154 | |
| 7440 | 2155 if (std::abs (dot (f, UP)) > 1e-15) |
| 7427 | 2156 { |
| 2157 double fa = 1/sqrt(1-f(2)*f(2)); | |
| 2158 scale (UP, fa, fa, fa); | |
| 2159 } | |
| 2160 | |
| 2161 ColumnVector s = cross (f, UP); | |
| 2162 ColumnVector u = cross (s, f); | |
| 2163 | |
| 2164 scale (x_view, 1, 1, -1); | |
| 2165 Matrix l = xform_matrix (); | |
| 2166 l(0,0) = s(0); l(0,1) = s(1); l(0,2) = s(2); | |
| 2167 l(1,0) = u(0); l(1,1) = u(1); l(1,2) = u(2); | |
| 2168 l(2,0) = -f(0); l(2,1) = -f(1); l(2,2) = -f(2); | |
| 2169 x_view = x_view * l; | |
| 2170 translate (x_view, -c_eye(0), -c_eye(1), -c_eye(2)); | |
| 2171 scale (x_view, pb(0), pb(1), pb(2)); | |
| 2172 translate (x_view, -0.5, -0.5, -0.5); | |
| 2173 | |
| 2174 Matrix x_cube = x_view * unit_cube (); | |
| 2175 ColumnVector cmin = x_cube.row_min (), cmax = x_cube.row_max (); | |
| 2176 double xM = cmax(0)-cmin(0); | |
| 2177 double yM = cmax(1)-cmin(1); | |
| 2178 | |
| 7447 | 2179 Matrix bb = get_boundingbox (true); |
| 7427 | 2180 |
| 2181 double v_angle; | |
| 2182 | |
| 2183 if (cameraviewanglemode_is ("auto")) | |
| 2184 { | |
| 2185 double af; | |
| 2186 | |
| 2187 // FIXME: Was this really needed? When compared to Matlab, it | |
| 2188 // does not seem to be required. Need investigation with concrete | |
| 2189 // backend to see results visually. | |
| 2190 if (false && dowarp) | |
| 2191 af = 1.0 / (xM > yM ? xM : yM); | |
| 2192 else | |
| 2193 { | |
| 2194 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2195 af = 1.0 / yM; | |
| 2196 else | |
| 2197 af = 1.0 / xM; | |
| 2198 } | |
| 2199 v_angle = 2 * (180.0 / M_PI) * atan (1 / (2 * af * norm (F))); | |
| 2200 | |
| 2201 cameraviewangle = v_angle; | |
| 2202 } | |
| 2203 else | |
| 2204 v_angle = get_cameraviewangle (); | |
| 2205 | |
| 2206 double pf = 1 / (2 * tan ((v_angle / 2) * M_PI / 180.0) * norm (F)); | |
| 2207 scale (x_projection, pf, pf, 1); | |
| 2208 | |
| 2209 if (dowarp) | |
| 2210 { | |
| 2211 xM *= pf; | |
| 2212 yM *= pf; | |
| 7447 | 2213 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2214 scale (x_viewport, bb(2)/xM, -bb(3)/yM, 1); |
| 2215 } | |
| 2216 else | |
| 2217 { | |
| 2218 double pix = 1; | |
| 2219 if (autocam) | |
| 2220 { | |
| 2221 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2222 pix = bb(3); | |
| 2223 else | |
| 2224 pix = bb(2); | |
| 2225 } | |
| 2226 else | |
| 2227 pix = (bb(2) < bb(3) ? bb(2) : bb(3)); | |
| 7447 | 2228 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2229 scale (x_viewport, pix, -pix, 1); |
| 2230 } | |
| 2231 | |
| 2232 x_normrender = x_viewport * x_projection * x_view; | |
| 2233 | |
| 2234 x_cube = x_normrender * unit_cube (); | |
| 2235 cmin = x_cube.row_min (); | |
| 2236 cmax = x_cube.row_max (); | |
| 2237 x_zlim.resize (1, 2); | |
| 2238 x_zlim(0) = cmin(2); | |
| 2239 x_zlim(1) = cmax(2); | |
| 2240 | |
| 2241 x_render = x_normrender; | |
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2242 scale (x_render, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2243 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2244 translate (x_render, -xo, -yo, -zo); |
| 2245 | |
| 2246 x_viewtransform = x_view; | |
| 2247 x_projectiontransform = x_projection; | |
| 2248 x_viewporttransform = x_viewport; | |
| 2249 x_normrendertransform = x_normrender; | |
| 2250 x_rendertransform = x_render; | |
| 2251 | |
| 2252 x_render_inv = x_render.inverse (); | |
| 2253 | |
| 2254 // Note: these matrices are a slight modified version of the regular | |
| 2255 // matrices, more suited for OpenGL rendering (x_gl_mat1 => light | |
| 2256 // => x_gl_mat2) | |
| 2257 x_gl_mat1 = x_view; | |
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2258 scale (x_gl_mat1, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2259 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2260 translate (x_gl_mat1, -xo, -yo, -zo); |
| 2261 x_gl_mat2 = x_viewport * x_projection; | |
| 2262 } | |
| 2263 | |
| 2264 void | |
| 2265 axes::properties::update_aspectratios (void) | |
| 2266 { | |
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2267 Matrix xlimits = get_xlim ().matrix_value (); |
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2268 Matrix ylimits = get_ylim ().matrix_value (); |
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2269 Matrix zlimits = get_zlim ().matrix_value (); |
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2270 |
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2271 double dx = (xlimits(1)-xlimits(0)); |
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2272 double dy = (ylimits(1)-ylimits(0)); |
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2273 double dz = (zlimits(1)-zlimits(0)); |
| 7427 | 2274 |
| 2275 if (dataaspectratiomode_is ("auto")) | |
| 2276 { | |
| 2277 double dmin = xmin (xmin (dx, dy), dz); | |
| 2278 Matrix da (1, 3, 0.0); | |
| 2279 | |
| 2280 da(0) = dx/dmin; | |
| 2281 da(1) = dy/dmin; | |
| 2282 da(2) = dz/dmin; | |
| 2283 | |
| 2284 dataaspectratio = da; | |
| 2285 } | |
| 2286 | |
| 2287 if (plotboxaspectratiomode_is ("auto")) | |
| 2288 { | |
| 2289 if (dataaspectratiomode_is ("auto")) | |
| 2290 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 2291 else | |
| 2292 { | |
| 2293 Matrix da = get_dataaspectratio ().matrix_value (); | |
| 2294 Matrix pba (1, 3, 0.0); | |
| 2295 | |
| 2296 pba(0) = dx/da(0); | |
| 2297 pba(1) = dy/da(1); | |
| 2298 pba(2) = dz/da(2); | |
| 2299 } | |
| 2300 } | |
| 2301 | |
| 2302 // FIXME: if plotboxaspectratiomode is "manual", limits | |
| 2303 // and/or dataaspectratio might be adapted | |
| 2304 } | |
| 2305 | |
| 7447 | 2306 // The INTERNAL flag defines whether position or outerposition is used. |
| 2307 | |
| 7427 | 2308 Matrix |
| 7447 | 2309 axes::properties::get_boundingbox (bool internal) const |
| 7427 | 2310 { |
| 7447 | 2311 graphics_object obj = gh_manager::get_object (get_parent ()); |
| 2312 Matrix parent_bb = obj.get_properties ().get_boundingbox (true); | |
| 2313 Matrix pos = (internal ? | |
| 2314 get_position ().matrix_value () | |
| 2315 : get_outerposition ().matrix_value ()); | |
| 2316 | |
| 2317 | |
| 2318 pos = convert_position (pos, get_units (), "pixels", | |
| 2319 parent_bb.extract_n (0, 2, 1, 2), get_backend ()); | |
| 7427 | 2320 pos(0)--; |
| 2321 pos(1)--; | |
| 7447 | 2322 pos(1) = parent_bb(3) - pos(1) - pos(3); |
| 7427 | 2323 |
| 2324 return pos; | |
| 2325 } | |
| 2326 | |
| 7435 | 2327 ColumnVector |
| 2328 graphics_xform::xform_vector (double x, double y, double z) | |
| 2329 { return ::xform_vector (x, y, z); } | |
| 2330 | |
| 2331 Matrix | |
| 2332 graphics_xform::xform_eye (void) | |
| 2333 { return ::xform_matrix (); } | |
| 2334 | |
| 2335 ColumnVector | |
| 2336 graphics_xform::transform (double x, double y, double z, | |
| 2337 bool use_scale) const | |
| 2338 { | |
| 2339 if (use_scale) | |
| 2340 { | |
| 2341 x = sx.scale (x); | |
| 2342 y = sy.scale (y); | |
| 2343 z = sz.scale (z); | |
| 2344 } | |
| 2345 | |
| 2346 return ::transform (xform, x, y, z); | |
| 2347 } | |
| 2348 | |
| 2349 ColumnVector | |
| 2350 graphics_xform::untransform (double x, double y, double z, | |
| 2351 bool use_scale) const | |
| 2352 { | |
| 2353 ColumnVector v = ::transform (xform_inv, x, y, z); | |
| 2354 | |
| 2355 if (use_scale) | |
| 2356 { | |
| 2357 v(0) = sx.unscale (v(0)); | |
| 2358 v(1) = sy.unscale (v(1)); | |
| 2359 v(2) = sz.unscale (v(2)); | |
| 2360 } | |
| 2361 | |
| 2362 return v; | |
| 2363 } | |
| 2364 | |
| 6836 | 2365 octave_value |
| 7189 | 2366 axes::get_default (const caseless_str& name) const |
| 6836 | 2367 { |
| 2368 octave_value retval = default_properties.lookup (name); | |
| 2369 | |
| 2370 if (retval.is_undefined ()) | |
| 2371 { | |
| 2372 graphics_handle parent = get_parent (); | |
| 2373 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2374 | |
| 2375 retval = parent_obj.get_default (name); | |
| 2376 } | |
| 2377 | |
| 2378 return retval; | |
| 2379 } | |
| 2380 | |
| 7222 | 2381 static void |
| 2382 check_limit_vals (double& min_val, double& max_val, double& min_pos, | |
| 2383 const data_property& data) | |
| 2384 { | |
| 7267 | 2385 double val = data.min_val (); |
| 2386 if (! (xisinf (val) || xisnan (val)) && val < min_val) | |
| 2387 min_val = val; | |
| 2388 val = data.max_val (); | |
| 2389 if (! (xisinf (val) || xisnan (val)) && val > max_val) | |
| 2390 max_val = val; | |
| 2391 val = data.min_pos (); | |
| 2392 if (! (xisinf (val) || xisnan (val)) && val > 0 && val < min_pos) | |
| 2393 min_pos = val; | |
| 7222 | 2394 } |
| 2395 | |
|
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2396 // magform(x) Returns (a, b), where x = a * 10^b, a >= 1., and b is |
|
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|
2397 // integral. |
|
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|
2398 |
|
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|
2399 static void magform (double x, double& a, int& b) |
|
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2400 { |
|
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|
2401 if (x == 0) |
|
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|
2402 { |
|
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|
2403 a = 0; |
|
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2404 b = 0; |
|
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|
2405 } |
|
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|
2406 else |
|
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|
2407 { |
|
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|
2408 double l = std::log10 (std::abs (x)); |
|
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|
2409 double r = std::fmod (l, 1.); |
|
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|
2410 a = std::pow (10.0, r); |
|
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|
2411 b = static_cast<int> (l-r); |
|
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|
2412 if (a < 1) |
|
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|
2413 { |
|
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|
2414 a *= 10; |
|
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|
2415 b -= 1; |
|
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|
2416 } |
|
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|
2417 |
|
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|
2418 if (x < 0) |
|
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|
2419 a = -a; |
|
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|
2420 } |
|
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|
2421 } |
|
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|
2422 |
|
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|
2423 // A translation from Tom Holoryd's python code at |
|
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|
2424 // http://kurage.nimh.nih.gov/tomh/tics.py |
|
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|
2425 // FIXME -- add log ticks |
|
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|
2426 |
|
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|
2427 double |
|
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|
2428 axes::properties::calc_tick_sep (double lo, double hi) |
|
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|
2429 { |
|
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|
2430 int ticint = 5; |
|
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|
2431 |
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|
2432 // Reference: Lewart, C. R., "Algorithms SCALE1, SCALE2, and |
|
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|
2433 // SCALE3 for Determination of Scales on Computer Generated |
|
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|
2434 // Plots", Communications of the ACM, 10 (1973), 639-640. |
|
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2435 // Also cited as ACM Algorithm 463. |
|
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|
2436 |
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|
2437 double a; |
|
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|
2438 int b, x; |
|
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|
2439 |
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|
2440 magform ((hi-lo)/ticint, a, b); |
|
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|
2441 |
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|
2442 static const double sqrt_2 = sqrt (2.0); |
|
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2443 static const double sqrt_10 = sqrt (10.0); |
|
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2444 static const double sqrt_50 = sqrt (50.0); |
|
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|
2445 |
|
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|
2446 if (a < sqrt_2) |
|
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|
2447 x = 1; |
|
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|
2448 else if (a < sqrt_10) |
|
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|
2449 x = 2; |
|
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|
2450 else if (a < sqrt_50) |
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|
2451 x = 5; |
|
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|
2452 else |
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|
2453 x = 10; |
|
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|
2454 |
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|
2455 return x * std::pow (10., b); |
|
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|
2456 |
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|
2457 } |
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2458 |
| 7222 | 2459 // Attempt to make "nice" limits from the actual max and min of the |
| 2460 // data. For log plots, we will also use the smallest strictly positive | |
| 2461 // value. | |
| 2462 | |
|
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2463 Matrix |
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|
2464 axes::properties::get_axis_limits (double xmin, double xmax, double min_pos, bool logscale) |
| 7222 | 2465 { |
| 2466 Matrix retval; | |
| 2467 | |
| 2468 double min_val = xmin; | |
| 2469 double max_val = xmax; | |
| 2470 | |
| 2471 if (! (xisinf (min_val) || xisinf (max_val))) | |
| 2472 { | |
| 2473 if (logscale) | |
| 2474 { | |
| 2475 if (xisinf (min_pos)) | |
| 2476 { | |
| 2477 // warning ("axis: logscale with no positive values to plot"); | |
| 2478 return retval; | |
| 2479 } | |
| 2480 | |
| 2481 if (min_val <= 0) | |
| 2482 { | |
| 2483 warning ("axis: omitting nonpositive data in log plot"); | |
| 2484 min_val = min_pos; | |
| 2485 } | |
| 2486 // FIXME -- maybe this test should also be relative? | |
| 2487 if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2488 { | |
| 2489 min_val *= 0.9; | |
| 2490 max_val *= 1.1; | |
| 2491 } | |
| 2492 min_val = pow (10, floor (log10 (min_val))); | |
| 2493 max_val = pow (10, ceil (log10 (max_val))); | |
| 2494 } | |
| 2495 else | |
| 2496 { | |
| 2497 if (min_val == 0 && max_val == 0) | |
| 2498 { | |
| 2499 min_val = -1; | |
| 2500 max_val = 1; | |
| 2501 } | |
| 2502 // FIXME -- maybe this test should also be relative? | |
| 2503 else if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2504 { | |
| 2505 min_val -= 0.1 * std::abs (min_val); | |
| 2506 max_val += 0.1 * std::abs (max_val); | |
| 2507 } | |
|
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2508 |
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2509 double tick_sep = calc_tick_sep (min_val , max_val); |
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2510 min_val = tick_sep * std::floor (min_val / tick_sep); |
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2511 max_val = tick_sep * ceil (max_val / tick_sep); |
| 7222 | 2512 } |
| 2513 } | |
| 2514 | |
| 2515 retval.resize (1, 2); | |
| 2516 | |
| 2517 retval(0) = min_val; | |
| 2518 retval(1) = max_val; | |
| 2519 | |
| 2520 return retval; | |
| 2521 } | |
| 2522 | |
| 7446 | 2523 void |
|
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2524 axes::properties::calc_ticks_and_lims (array_property& lims, array_property& ticks, bool limmode_is_auto) |
| 7446 | 2525 { |
|
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2526 |
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|
2527 // FIXME -- add log ticks and lims |
| 7446 | 2528 |
| 2529 if (lims.get ().is_empty ()) | |
| 2530 return; | |
| 2531 | |
| 2532 double lo = (lims.get ().matrix_value ()) (0); | |
| 2533 double hi = (lims.get ().matrix_value ()) (1); | |
|
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2534 |
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|
2535 double tick_sep = calc_tick_sep (lo , hi); |
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2536 |
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|
2537 int i1 = static_cast<int> (std::floor (lo / tick_sep)); |
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2538 int i2 = static_cast<int> (std::ceil (hi / tick_sep)); |
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2539 |
|
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better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
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diff
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|
2540 if (limmode_is_auto) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2541 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2542 // adjust limits to include min and max tics |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2543 Matrix tmp_lims (1,2); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2544 tmp_lims(0) = tick_sep * i1; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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7824
diff
changeset
|
2545 tmp_lims(1) = tick_sep * i2; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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7824
diff
changeset
|
2546 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
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changeset
|
2547 lims = tmp_lims; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2548 } |
| 7446 | 2549 else |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
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|
2550 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2551 // adjust min and max tics if they are out of limits |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2552 i1 = static_cast<int> (std::ceil (lo / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2553 i2 = static_cast<int> (std::floor (hi / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2554 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
2555 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2556 Matrix tmp_ticks (1, i2-i1+1); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2557 for (int i = 0; i <= i2-i1; i++) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2558 tmp_ticks (i) = tick_sep * (i+i1); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2559 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
2560 ticks = tmp_ticks; |
| 7446 | 2561 } |
| 2562 | |
| 7222 | 2563 static bool updating_axis_limits = false; |
| 2564 | |
| 7214 | 2565 void |
| 7222 | 2566 axes::update_axis_limits (const std::string& axis_type) |
| 7214 | 2567 { |
| 7222 | 2568 if (updating_axis_limits) |
| 2569 return; | |
| 2570 | |
| 2571 Matrix kids = xproperties.get_children (); | |
| 2572 | |
| 2573 octave_idx_type n = kids.numel (); | |
| 2574 | |
| 2575 double min_val = octave_Inf; | |
| 2576 double max_val = -octave_Inf; | |
| 2577 double min_pos = octave_Inf; | |
| 2578 | |
| 2579 char update_type = 0; | |
| 2580 | |
| 2581 Matrix limits; | |
| 2582 | |
| 2583 if (axis_type == "xdata" || axis_type == "xscale" | |
| 2584 || axis_type == "xldata" || axis_type == "xudata" | |
| 2585 || axis_type == "xlimmode") | |
| 2586 { | |
| 7363 | 2587 if (xproperties.xlimmode_is ("auto")) |
| 7222 | 2588 { |
| 2589 for (octave_idx_type i = 0; i < n; i++) | |
| 2590 { | |
| 2591 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2592 | |
| 2593 if (obj.isa ("line") || obj.isa ("image") | |
| 2594 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2595 { | |
| 7363 | 2596 data_property xdata = obj.get_xdata_property (); |
| 7222 | 2597 |
| 2598 check_limit_vals (min_val, max_val, min_pos, xdata); | |
| 2599 | |
| 2600 if (obj.isa ("line")) | |
| 2601 { | |
| 7363 | 2602 data_property xldata = obj.get_xldata_property (); |
| 2603 data_property xudata = obj.get_xudata_property (); | |
| 7222 | 2604 |
| 2605 check_limit_vals (min_val, max_val, min_pos, xldata); | |
| 2606 check_limit_vals (min_val, max_val, min_pos, xudata); | |
| 2607 } | |
| 2608 } | |
| 2609 } | |
| 2610 | |
|
7827
3584f37eac69
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Shai Ayal <shaiay@sourceforge.net>
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7824
diff
changeset
|
2611 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
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7824
diff
changeset
|
2612 xproperties.xscale_is ("log")); |
| 7222 | 2613 |
| 2614 update_type = 'x'; | |
| 2615 } | |
| 2616 } | |
| 2617 else if (axis_type == "ydata" || axis_type == "yscale" | |
| 2618 || axis_type == "ldata" || axis_type == "udata" | |
| 2619 || axis_type == "ylimmode") | |
| 2620 { | |
| 7363 | 2621 if (xproperties.ylimmode_is ("auto")) |
| 7222 | 2622 { |
| 2623 for (octave_idx_type i = 0; i < n; i++) | |
| 2624 { | |
| 2625 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2626 | |
| 2627 if (obj.isa ("line") || obj.isa ("image") | |
| 2628 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2629 { | |
| 7363 | 2630 data_property ydata = obj.get_ydata_property (); |
| 7222 | 2631 |
| 2632 check_limit_vals (min_val, max_val, min_pos, ydata); | |
| 2633 | |
| 2634 if (obj.isa ("line")) | |
| 2635 { | |
| 7363 | 2636 data_property ldata = obj.get_ldata_property (); |
| 2637 data_property udata = obj.get_udata_property (); | |
| 7222 | 2638 |
| 2639 check_limit_vals (min_val, max_val, min_pos, ldata); | |
| 2640 check_limit_vals (min_val, max_val, min_pos, udata); | |
| 2641 } | |
| 2642 } | |
| 2643 } | |
| 2644 | |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2645 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2646 xproperties.yscale_is ("log")); |
| 7222 | 2647 |
| 2648 update_type = 'y'; | |
| 2649 } | |
| 2650 } | |
| 2651 else if (axis_type == "zdata" || axis_type == "zscale" | |
| 2652 || axis_type == "zlimmode") | |
| 2653 { | |
| 7363 | 2654 if (xproperties.zlimmode_is ("auto")) |
| 7222 | 2655 { |
| 2656 for (octave_idx_type i = 0; i < n; i++) | |
| 2657 { | |
| 2658 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2659 | |
| 2660 if (obj.isa ("line") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2661 { | |
| 7363 | 2662 data_property zdata = obj.get_zdata_property (); |
| 7222 | 2663 |
| 2664 check_limit_vals (min_val, max_val, min_pos, zdata); | |
| 2665 } | |
| 2666 } | |
| 2667 | |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2668 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2669 xproperties.zscale_is ("log")); |
| 7222 | 2670 |
| 2671 update_type = 'z'; | |
| 2672 } | |
| 2673 } | |
| 2674 else if (axis_type == "cdata" || axis_type == "climmode") | |
| 2675 { | |
| 7363 | 2676 if (xproperties.climmode_is ("auto")) |
| 7222 | 2677 { |
| 2678 for (octave_idx_type i = 0; i < n; i++) | |
| 2679 { | |
| 2680 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2681 | |
| 2682 if (obj.isa ("image") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2683 { | |
| 7363 | 2684 data_property cdata = obj.get_cdata_property (); |
| 7222 | 2685 |
| 2686 check_limit_vals (min_val, max_val, min_pos, cdata); | |
| 2687 } | |
| 2688 } | |
| 2689 | |
| 2690 if (min_val == max_val) | |
| 2691 max_val = min_val + 1; | |
| 2692 | |
| 2693 limits.resize (1, 2); | |
| 2694 | |
| 2695 limits(0) = min_val; | |
| 2696 limits(1) = max_val; | |
| 2697 | |
| 2698 update_type = 'c'; | |
| 2699 } | |
| 2700 | |
| 2701 } | |
| 2702 | |
| 2703 unwind_protect_bool (updating_axis_limits); | |
| 2704 updating_axis_limits = true; | |
| 2705 | |
| 2706 switch (update_type) | |
| 2707 { | |
| 2708 case 'x': | |
| 2709 xproperties.set_xlim (limits); | |
| 2710 xproperties.set_xlimmode ("auto"); | |
| 7446 | 2711 xproperties.update_xlim (); |
| 7222 | 2712 break; |
| 2713 | |
| 2714 case 'y': | |
| 2715 xproperties.set_ylim (limits); | |
| 2716 xproperties.set_ylimmode ("auto"); | |
| 7446 | 2717 xproperties.update_ylim (); |
| 7222 | 2718 break; |
| 2719 | |
| 2720 case 'z': | |
| 2721 xproperties.set_zlim (limits); | |
| 2722 xproperties.set_zlimmode ("auto"); | |
| 7446 | 2723 xproperties.update_zlim (); |
| 7222 | 2724 break; |
| 2725 | |
| 2726 case 'c': | |
| 2727 xproperties.set_clim (limits); | |
| 2728 xproperties.set_climmode ("auto"); | |
| 2729 break; | |
| 2730 | |
| 2731 default: | |
| 2732 break; | |
| 2733 } | |
| 2734 | |
| 7427 | 2735 xproperties.update_transform (); |
| 2736 | |
| 7222 | 2737 unwind_protect::run (); |
| 7214 | 2738 } |
| 2739 | |
| 7363 | 2740 // --------------------------------------------------------------------- |
| 2741 | |
| 2742 // Note: "line" code is entirely auto-generated | |
| 6406 | 2743 |
| 2744 // --------------------------------------------------------------------- | |
| 2745 | |
| 7363 | 2746 // Note: "text" code is entirely auto-generated |
| 6406 | 2747 |
| 2748 // --------------------------------------------------------------------- | |
| 2749 | |
| 7363 | 2750 // Note: "image" code is entirely auto-generated |
| 6406 | 2751 |
| 2752 // --------------------------------------------------------------------- | |
| 2753 | |
|
7833
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2754 octave_value |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2755 patch::properties::get_color_data (void) const |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2756 { |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2757 return convert_cdata (*this, get_facevertexcdata (), |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2758 cdatamapping_is ("scaled"), 2); |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
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7829
diff
changeset
|
2759 } |
| 6807 | 2760 |
| 2761 // --------------------------------------------------------------------- | |
| 2762 | |
|
7829
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2763 octave_value |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2764 surface::properties::get_color_data (void) const |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2765 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2766 return convert_cdata (*this, get_cdata (), cdatamapping_is ("scaled"), 3); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2767 } |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2768 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2769 inline void |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
7828
diff
changeset
|
2770 cross_product (double x1, double y1, double z1, |
|
8ca8e97e8c0a
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parents:
7828
diff
changeset
|
2771 double x2, double y2, double z2, |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2772 double& x, double& y, double& z) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2773 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2774 x += (y1 * z2 - z1 * y2); |
|
8ca8e97e8c0a
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diff
changeset
|
2775 y += (z1 * x2 - x1 * z2); |
|
8ca8e97e8c0a
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changeset
|
2776 z += (x1 * y2 - y1 * x2); |
|
8ca8e97e8c0a
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changeset
|
2777 } |
|
8ca8e97e8c0a
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changeset
|
2778 |
|
8ca8e97e8c0a
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|
2779 void |
|
8ca8e97e8c0a
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parents:
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changeset
|
2780 surface::properties::update_normals (void) |
|
8ca8e97e8c0a
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parents:
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changeset
|
2781 { |
|
8ca8e97e8c0a
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|
2782 if (normalmode_is ("auto")) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2783 { |
|
8ca8e97e8c0a
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changeset
|
2784 Matrix x = get_xdata ().matrix_value (); |
|
8ca8e97e8c0a
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changeset
|
2785 Matrix y = get_ydata ().matrix_value (); |
|
8ca8e97e8c0a
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changeset
|
2786 Matrix z = get_zdata ().matrix_value (); |
|
8ca8e97e8c0a
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changeset
|
2787 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2788 int p = z.columns (), q = z.rows (); |
|
8ca8e97e8c0a
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changeset
|
2789 int i1, i2, i3; |
|
8ca8e97e8c0a
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changeset
|
2790 int j1, j2, j3; |
|
8ca8e97e8c0a
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changeset
|
2791 |
|
8ca8e97e8c0a
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changeset
|
2792 bool x_mat = (x.rows () == q); |
|
8ca8e97e8c0a
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diff
changeset
|
2793 bool y_mat = (y.columns () == p); |
|
8ca8e97e8c0a
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changeset
|
2794 |
|
8ca8e97e8c0a
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changeset
|
2795 NDArray n (dim_vector (q, p, 3), 0.0); |
|
8ca8e97e8c0a
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diff
changeset
|
2796 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2797 i1 = i2 = i3 = 0; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
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changeset
|
2798 j1 = j2 = j3 = 0; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
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changeset
|
2799 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2800 // FIXME: normal computation at boundaries |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
7828
diff
changeset
|
2801 for (int i = 1; i < (p-1); i++) |
|
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|
2802 { |
|
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diff
changeset
|
2803 if (y_mat) |
|
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parents:
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diff
changeset
|
2804 { |
|
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diff
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|
2805 i1 = i-1; |
|
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diff
changeset
|
2806 i2 = i; |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2807 i3 = i+1; |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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|
2808 } |
|
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diff
changeset
|
2809 |
|
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changeset
|
2810 for (int j = 1; j < (q-1); j++) |
|
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parents:
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changeset
|
2811 { |
|
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Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2812 if (x_mat) |
|
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diff
changeset
|
2813 { |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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changeset
|
2814 j1 = j-1; |
|
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parents:
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diff
changeset
|
2815 j2 = j; |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2816 j3 = j+1; |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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changeset
|
2817 } |
|
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parents:
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diff
changeset
|
2818 |
|
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diff
changeset
|
2819 double& nx = n(j, i, 0); |
|
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changeset
|
2820 double& ny = n(j, i, 1); |
|
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|
2821 double& nz = n(j, i, 2); |
|
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changeset
|
2822 |
|
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|
2823 cross_product (x(j3,i)-x(j2,i), y(j+1,i2)-y(j,i2), z(j+1,i)-z(j,i), |
|
8ca8e97e8c0a
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changeset
|
2824 x(j2,i+1)-x(j2,i), y(j,i3)-y(j,i2), z(j,i+1)-z(i,j), |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2825 nx, ny, nz); |
|
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diff
changeset
|
2826 cross_product (x(j2,i-1)-x(j2,i), y(j,i1)-y(j,i2), z(j,i-1)-z(j,i), |
|
8ca8e97e8c0a
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diff
changeset
|
2827 x(j3,i)-x(j2,i), y(j+1,i2)-y(j,i2), z(j+1,i)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2828 nx, ny, nz); |
|
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changeset
|
2829 cross_product (x(j1,i)-x(j2,i), y(j-1,i2)-y(j,i2), z(j-1,i)-z(j,i), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2830 x(j2,i-1)-x(j2,i), y(j,i1)-y(j,i2), z(j,i-1)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2831 nx, ny, nz); |
|
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changeset
|
2832 cross_product (x(j2,i+1)-x(j2,i), y(j,i3)-y(j,i2), z(j,i+1)-z(j,i), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2833 x(j1,i)-x(j2,i), y(j-1,i2)-y(j,i2), z(j-1,i)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2834 nx, ny, nz); |
|
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|
2835 |
|
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changeset
|
2836 double d = - sqrt (nx*nx + ny*ny + nz*nz); |
|
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changeset
|
2837 |
|
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changeset
|
2838 nx /= d; |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2839 ny /= d; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2840 nz /= d; |
|
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changeset
|
2841 } |
|
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changeset
|
2842 } |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2843 |
|
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changeset
|
2844 vertexnormals = n; |
|
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changeset
|
2845 } |
|
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|
2846 } |
| 6406 | 2847 |
| 2848 // --------------------------------------------------------------------- | |
| 2849 | |
| 2850 octave_value | |
| 7189 | 2851 base_graphics_object::get_default (const caseless_str& name) const |
| 6406 | 2852 { |
| 2853 graphics_handle parent = get_parent (); | |
| 2854 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2855 | |
| 2856 return parent_obj.get_default (type () + name); | |
| 2857 } | |
| 2858 | |
| 2859 octave_value | |
| 7189 | 2860 base_graphics_object::get_factory_default (const caseless_str& name) const |
| 6406 | 2861 { |
| 2862 graphics_object parent_obj = gh_manager::get_object (0); | |
| 2863 | |
| 2864 return parent_obj.get_factory_default (type () + name); | |
| 2865 } | |
| 2866 | |
| 7286 | 2867 // We use a random value for the handle to avoid issues with plots and |
| 2868 // scalar values for the first argument. | |
| 6406 | 2869 gh_manager::gh_manager (void) |
| 7286 | 2870 : handle_map (), handle_free_list (), |
| 2871 next_handle (-1.0 - (rand () + 1.0) / (RAND_MAX + 2.0)) | |
| 6406 | 2872 { |
| 2873 handle_map[0] = graphics_object (new root_figure ()); | |
| 2874 } | |
| 2875 | |
| 2876 graphics_handle | |
| 2877 gh_manager::do_make_graphics_handle (const std::string& go_name, | |
| 7370 | 2878 const graphics_handle& p, bool do_createfcn) |
| 6406 | 2879 { |
| 2880 graphics_handle h = get_handle (go_name); | |
| 2881 | |
| 2882 base_graphics_object *go = 0; | |
| 2883 | |
| 2884 if (go_name == "figure") | |
| 2885 go = new figure (h, p); | |
| 2886 else if (go_name == "axes") | |
| 2887 go = new axes (h, p); | |
| 2888 else if (go_name == "line") | |
| 2889 go = new line (h, p); | |
| 2890 else if (go_name == "text") | |
| 2891 go = new text (h, p); | |
| 2892 else if (go_name == "image") | |
| 2893 go = new image (h, p); | |
| 6807 | 2894 else if (go_name == "patch") |
| 2895 go = new patch (h, p); | |
| 6406 | 2896 else if (go_name == "surface") |
| 2897 go = new surface (h, p); | |
| 2898 if (go) | |
| 7370 | 2899 { |
| 2900 handle_map[h] = graphics_object (go); | |
| 2901 if (do_createfcn) | |
| 2902 go->get_properties ().execute_createfcn (); | |
| 2903 } | |
| 6406 | 2904 else |
| 2905 error ("gh_manager::do_make_graphics_handle: invalid object type `%s'", | |
| 2906 go_name.c_str ()); | |
| 2907 | |
| 2908 return h; | |
| 2909 } | |
| 2910 | |
| 2911 graphics_handle | |
| 2912 gh_manager::do_make_figure_handle (double val) | |
| 2913 { | |
| 2914 graphics_handle h = val; | |
| 2915 | |
| 2916 handle_map[h] = graphics_object (new figure (h, 0)); | |
| 2917 | |
| 2918 return h; | |
| 2919 } | |
| 2920 | |
| 2921 void | |
| 2922 gh_manager::do_push_figure (const graphics_handle& h) | |
| 2923 { | |
| 2924 do_pop_figure (h); | |
| 2925 | |
| 2926 figure_list.push_front (h); | |
| 2927 } | |
| 2928 | |
| 2929 void | |
| 2930 gh_manager::do_pop_figure (const graphics_handle& h) | |
| 2931 { | |
| 2932 for (figure_list_iterator p = figure_list.begin (); | |
| 2933 p != figure_list.end (); | |
| 2934 p++) | |
| 2935 { | |
| 2936 if (*p == h) | |
| 2937 { | |
| 2938 figure_list.erase (p); | |
| 2939 break; | |
| 2940 } | |
| 2941 } | |
| 2942 } | |
| 2943 | |
| 2944 property_list::plist_map_type | |
| 2945 root_figure::init_factory_properties (void) | |
| 2946 { | |
| 2947 property_list::plist_map_type plist_map; | |
| 2948 | |
| 6844 | 2949 plist_map["figure"] = figure::properties::factory_defaults (); |
| 2950 plist_map["axes"] = axes::properties::factory_defaults (); | |
| 2951 plist_map["line"] = line::properties::factory_defaults (); | |
| 2952 plist_map["text"] = text::properties::factory_defaults (); | |
| 2953 plist_map["image"] = image::properties::factory_defaults (); | |
| 2954 plist_map["patch"] = patch::properties::factory_defaults (); | |
| 2955 plist_map["surface"] = surface::properties::factory_defaults (); | |
| 6406 | 2956 |
| 2957 return plist_map; | |
| 2958 } | |
| 2959 | |
| 2960 // --------------------------------------------------------------------- | |
| 2961 | |
| 2962 DEFUN (ishandle, args, , | |
| 2963 "-*- texinfo -*-\n\ | |
| 6678 | 2964 @deftypefn {Built-in Function} {} ishandle (@var{h})\n\ |
| 6406 | 2965 Return true if @var{h} is a graphics handle and false otherwise.\n\ |
| 2966 @end deftypefn") | |
| 2967 { | |
| 2968 octave_value retval; | |
| 2969 | |
| 2970 if (args.length () == 1) | |
| 2971 retval = is_handle (args(0)); | |
| 2972 else | |
| 2973 print_usage (); | |
| 2974 | |
| 2975 return retval; | |
| 2976 } | |
| 2977 | |
| 2978 DEFUN (set, args, , | |
| 2979 "-*- texinfo -*-\n\ | |
| 6678 | 2980 @deftypefn {Built-in Function} {} set (@var{h}, @var{p}, @var{v}, @dots{})\n\ |
| 6732 | 2981 Set the named property value or vector @var{p} to the value @var{v}\n\ |
| 6894 | 2982 for the graphics handle @var{h}.\n\ |
| 6406 | 2983 @end deftypefn") |
| 2984 { | |
| 2985 octave_value retval; | |
| 2986 | |
| 2987 int nargin = args.length (); | |
| 2988 | |
| 2989 if (nargin > 0) | |
| 2990 { | |
| 6732 | 2991 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 2992 |
| 2993 if (! error_state) | |
| 6732 | 2994 { |
| 6733 | 2995 bool request_drawnow = false; |
| 2996 | |
| 6732 | 2997 for (octave_idx_type n = 0; n < hcv.length (); n++) |
| 2998 { | |
| 2999 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 3000 |
| 6732 | 3001 if (obj) |
| 3002 { | |
| 3003 obj.set (args.splice (0, 1)); | |
| 6406 | 3004 |
| 6733 | 3005 request_drawnow = true; |
| 6732 | 3006 } |
| 3007 else | |
| 6733 | 3008 { |
| 3009 error ("set: invalid handle (= %g)", hcv(n)); | |
| 3010 break; | |
| 3011 } | |
| 6732 | 3012 } |
| 6733 | 3013 |
| 3014 if (! error_state && request_drawnow) | |
| 7409 | 3015 Vdrawnow_requested = true; |
| 6732 | 3016 } |
| 6406 | 3017 else |
| 6732 | 3018 error ("set: expecting graphics handle as first argument"); |
| 6406 | 3019 } |
| 3020 else | |
| 3021 print_usage (); | |
| 3022 | |
| 3023 return retval; | |
| 3024 } | |
| 3025 | |
| 3026 DEFUN (get, args, , | |
| 3027 "-*- texinfo -*-\n\ | |
| 6678 | 3028 @deftypefn {Built-in Function} {} get (@var{h}, @var{p})\n\ |
| 6406 | 3029 Return the named property @var{p} from the graphics handle @var{h}.\n\ |
| 3030 If @var{p} is omitted, return the complete property list for @var{h}.\n\ | |
| 6732 | 3031 If @var{h} is a vector, return a cell array including the property\n\ |
| 3032 values or lists respectively.\n\ | |
| 6406 | 3033 @end deftypefn") |
| 3034 { | |
| 3035 octave_value retval; | |
| 6732 | 3036 octave_value_list vlist; |
| 6406 | 3037 |
| 3038 int nargin = args.length (); | |
| 3039 | |
| 3040 if (nargin == 1 || nargin == 2) | |
| 3041 { | |
| 6732 | 3042 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 3043 |
| 3044 if (! error_state) | |
| 6732 | 3045 { |
| 6733 | 3046 octave_idx_type len = hcv.length (); |
| 3047 | |
| 3048 vlist.resize (len); | |
| 3049 | |
| 3050 for (octave_idx_type n = 0; n < len; n++) | |
| 6732 | 3051 { |
| 3052 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 3053 |
| 6732 | 3054 if (obj) |
| 3055 { | |
| 3056 if (nargin == 1) | |
| 3057 vlist(n) = obj.get (); | |
| 3058 else | |
| 3059 { | |
| 7189 | 3060 caseless_str property = args(1).string_value (); |
| 6406 | 3061 |
| 6732 | 3062 if (! error_state) |
| 3063 vlist(n) = obj.get (property); | |
| 3064 else | |
| 6733 | 3065 { |
| 3066 error ("get: expecting property name as second argument"); | |
| 3067 break; | |
| 3068 } | |
| 6732 | 3069 } |
| 3070 } | |
| 3071 else | |
| 6733 | 3072 { |
| 3073 error ("get: invalid handle (= %g)", hcv(n)); | |
| 3074 break; | |
| 3075 } | |
| 6732 | 3076 } |
| 3077 } | |
| 6406 | 3078 else |
| 6732 | 3079 error ("get: expecting graphics handle as first argument"); |
| 6406 | 3080 } |
| 3081 else | |
| 3082 print_usage (); | |
| 3083 | |
| 6733 | 3084 if (! error_state) |
| 6732 | 3085 { |
| 6733 | 3086 octave_idx_type len = vlist.length (); |
| 3087 | |
| 3088 if (len > 1) | |
| 3089 retval = Cell (vlist); | |
| 3090 else if (len == 1) | |
| 3091 retval = vlist(0); | |
| 6732 | 3092 } |
| 3093 | |
| 6406 | 3094 return retval; |
| 3095 } | |
| 3096 | |
| 7379 | 3097 DEFUN (__get__, args, , |
| 3098 "-*- texinfo -*-\n\ | |
| 3099 @deftypefn {Built-in Function} {} __get__ (@var{h})\n\ | |
| 3100 Return all properties from the graphics handle @var{h}.\n\ | |
| 3101 If @var{h} is a vector, return a cell array including the property\n\ | |
| 3102 values or lists respectively.\n\ | |
| 3103 @end deftypefn") | |
| 3104 { | |
| 3105 octave_value retval; | |
| 3106 octave_value_list vlist; | |
| 3107 | |
| 3108 int nargin = args.length (); | |
| 3109 | |
| 3110 if (nargin == 1) | |
| 3111 { | |
| 3112 ColumnVector hcv (args(0).vector_value ()); | |
| 3113 | |
| 3114 if (! error_state) | |
| 3115 { | |
| 3116 octave_idx_type len = hcv.length (); | |
| 3117 | |
| 3118 vlist.resize (len); | |
| 3119 | |
| 3120 for (octave_idx_type n = 0; n < len; n++) | |
| 3121 { | |
| 3122 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 3123 | |
| 3124 if (obj) | |
| 3125 vlist(n) = obj.get (true); | |
| 3126 else | |
| 3127 { | |
| 3128 error ("get: invalid handle (= %g)", hcv(n)); | |
| 3129 break; | |
| 3130 } | |
| 3131 } | |
| 3132 } | |
| 3133 else | |
| 3134 error ("get: expecting graphics handle as first argument"); | |
| 3135 } | |
| 3136 else | |
| 3137 print_usage (); | |
| 3138 | |
| 3139 if (! error_state) | |
| 3140 { | |
| 3141 octave_idx_type len = vlist.length (); | |
| 3142 | |
| 3143 if (len > 1) | |
| 3144 retval = Cell (vlist); | |
| 3145 else if (len == 1) | |
| 3146 retval = vlist(0); | |
| 3147 } | |
| 3148 | |
| 3149 return retval; | |
| 3150 } | |
| 3151 | |
| 6406 | 3152 static octave_value |
| 3153 make_graphics_object (const std::string& go_name, | |
| 6874 | 3154 const octave_value_list& args) |
| 6406 | 3155 { |
| 3156 octave_value retval; | |
| 3157 | |
| 3158 double val = args(0).double_value (); | |
| 3159 | |
| 3160 if (! error_state) | |
| 3161 { | |
| 3162 graphics_handle parent = gh_manager::lookup (val); | |
| 3163 | |
| 7056 | 3164 if (parent.ok ()) |
| 6406 | 3165 { |
| 3166 graphics_handle h | |
| 7370 | 3167 = gh_manager::make_graphics_handle (go_name, parent, false); |
| 6406 | 3168 |
| 3169 if (! error_state) | |
| 3170 { | |
| 3171 adopt (parent, h); | |
| 3172 | |
| 3173 xset (h, args.splice (0, 1)); | |
| 7370 | 3174 xcreatefcn (h); |
| 6406 | 3175 |
| 6874 | 3176 retval = h.value (); |
| 7296 | 3177 |
| 3178 if (! error_state) | |
| 7409 | 3179 Vdrawnow_requested = true; |
| 6406 | 3180 } |
| 3181 else | |
| 3182 error ("__go%s__: unable to create graphics handle", | |
| 3183 go_name.c_str ()); | |
| 3184 } | |
| 3185 else | |
| 3186 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 3187 } | |
| 3188 else | |
| 3189 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 3190 | |
| 3191 return retval; | |
| 3192 } | |
| 3193 | |
| 3194 DEFUN (__go_figure__, args, , | |
| 3195 "-*- texinfo -*-\n\ | |
| 3196 @deftypefn {Built-in Function} {} __go_figure__ (@var{fignum})\n\ | |
| 6945 | 3197 Undocumented internal function.\n\ |
| 6406 | 3198 @end deftypefn") |
| 3199 { | |
| 3200 octave_value retval; | |
| 3201 | |
| 3202 if (args.length () > 0) | |
| 3203 { | |
| 3204 double val = args(0).double_value (); | |
| 3205 | |
| 3206 if (! error_state) | |
| 3207 { | |
| 3208 if (is_figure (val)) | |
| 3209 { | |
| 3210 graphics_handle h = gh_manager::lookup (val); | |
| 3211 | |
| 3212 xset (h, args.splice (0, 1)); | |
| 3213 | |
| 6874 | 3214 retval = h.value (); |
| 6406 | 3215 } |
| 3216 else | |
| 3217 { | |
| 3218 graphics_handle h = octave_NaN; | |
| 3219 | |
| 3220 if (xisnan (val)) | |
| 7370 | 3221 h = gh_manager::make_graphics_handle ("figure", 0, false); |
| 6406 | 3222 else if (val > 0 && D_NINT (val) == val) |
| 3223 h = gh_manager::make_figure_handle (val); | |
| 3224 else | |
| 3225 error ("__go_figure__: invalid figure number"); | |
| 3226 | |
| 7056 | 3227 if (! error_state && h.ok ()) |
| 6406 | 3228 { |
| 3229 adopt (0, h); | |
| 3230 | |
| 3231 xset (h, args.splice (0, 1)); | |
| 7370 | 3232 xcreatefcn (h); |
| 6406 | 3233 |
| 6874 | 3234 retval = h.value (); |
| 6406 | 3235 } |
| 3236 else | |
| 3237 error ("__go_figure__: failed to create figure handle"); | |
| 3238 } | |
| 3239 } | |
| 3240 else | |
| 3241 error ("__go_figure__: expecting figure number to be double value"); | |
| 3242 } | |
| 3243 else | |
| 3244 print_usage (); | |
| 3245 | |
| 3246 return retval; | |
| 3247 } | |
| 3248 | |
| 3249 #define GO_BODY(TYPE) \ | |
| 3250 octave_value retval; \ | |
| 3251 \ | |
| 3252 if (args.length () > 0) \ | |
| 3253 retval = make_graphics_object (#TYPE, args); \ | |
| 3254 else \ | |
| 3255 print_usage (); \ | |
| 3256 \ | |
| 3257 return retval | |
| 3258 | |
| 3259 DEFUN (__go_axes__, args, , | |
| 3260 "-*- texinfo -*-\n\ | |
| 3261 @deftypefn {Built-in Function} {} __go_axes__ (@var{parent})\n\ | |
| 6945 | 3262 Undocumented internal function.\n\ |
| 6406 | 3263 @end deftypefn") |
| 3264 { | |
| 3265 GO_BODY (axes); | |
| 3266 } | |
| 3267 | |
| 3268 DEFUN (__go_line__, args, , | |
| 3269 "-*- texinfo -*-\n\ | |
| 3270 @deftypefn {Built-in Function} {} __go_line__ (@var{parent})\n\ | |
| 6945 | 3271 Undocumented internal function.\n\ |
| 6406 | 3272 @end deftypefn") |
| 3273 { | |
| 3274 GO_BODY (line); | |
| 3275 } | |
| 3276 | |
| 3277 DEFUN (__go_text__, args, , | |
| 3278 "-*- texinfo -*-\n\ | |
| 3279 @deftypefn {Built-in Function} {} __go_text__ (@var{parent})\n\ | |
| 6945 | 3280 Undocumented internal function.\n\ |
| 6406 | 3281 @end deftypefn") |
| 3282 { | |
| 3283 GO_BODY (text); | |
| 3284 } | |
| 3285 | |
| 3286 DEFUN (__go_image__, args, , | |
| 3287 "-*- texinfo -*-\n\ | |
| 3288 @deftypefn {Built-in Function} {} __go_image__ (@var{parent})\n\ | |
| 6945 | 3289 Undocumented internal function.\n\ |
| 6406 | 3290 @end deftypefn") |
| 3291 { | |
| 3292 GO_BODY (image); | |
| 3293 } | |
| 3294 | |
| 3295 DEFUN (__go_surface__, args, , | |
| 3296 "-*- texinfo -*-\n\ | |
| 3297 @deftypefn {Built-in Function} {} __go_surface__ (@var{parent})\n\ | |
| 6945 | 3298 Undocumented internal function.\n\ |
| 6406 | 3299 @end deftypefn") |
| 3300 { | |
| 3301 GO_BODY (surface); | |
| 3302 } | |
| 3303 | |
| 6807 | 3304 DEFUN (__go_patch__, args, , |
| 3305 "-*- texinfo -*-\n\ | |
| 3306 @deftypefn {Built-in Function} {} __go_patch__ (@var{parent})\n\ | |
| 6945 | 3307 Undocumented internal function.\n\ |
| 6807 | 3308 @end deftypefn") |
| 3309 { | |
| 3310 GO_BODY (patch); | |
| 3311 } | |
| 3312 | |
| 6406 | 3313 DEFUN (__go_delete__, args, , |
| 3314 "-*- texinfo -*-\n\ | |
| 3315 @deftypefn {Built-in Function} {} __go_delete__ (@var{h})\n\ | |
| 6945 | 3316 Undocumented internal function.\n\ |
| 6406 | 3317 @end deftypefn") |
| 3318 { | |
| 3319 octave_value_list retval; | |
| 3320 | |
| 3321 if (args.length () == 1) | |
| 3322 { | |
| 3323 graphics_handle h = octave_NaN; | |
| 3324 | |
| 3325 double val = args(0).double_value (); | |
| 3326 | |
| 3327 if (! error_state) | |
| 3328 { | |
| 3329 h = gh_manager::lookup (val); | |
| 3330 | |
| 7056 | 3331 if (h.ok ()) |
| 6406 | 3332 { |
| 3333 graphics_object obj = gh_manager::get_object (h); | |
| 3334 | |
| 3335 graphics_handle parent_h = obj.get_parent (); | |
| 3336 | |
| 3337 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 3338 | |
| 7367 | 3339 // NOTE: free the handle before removing it from its parent's |
| 3340 // children, such that the object's state is correct when | |
| 3341 // the deletefcn callback is executed | |
| 6406 | 3342 |
| 3343 gh_manager::free (h); | |
| 7367 | 3344 |
| 3345 parent_obj.remove_child (h); | |
| 6406 | 3346 } |
| 3347 else | |
| 3348 error ("delete: invalid graphics object (= %g)", val); | |
| 3349 } | |
| 3350 else | |
| 3351 error ("delete: invalid graphics object"); | |
| 3352 } | |
| 3353 else | |
| 3354 print_usage (); | |
| 3355 | |
| 3356 return retval; | |
| 3357 } | |
| 3358 | |
| 3359 DEFUN (__go_axes_init__, args, , | |
| 3360 "-*- texinfo -*-\n\ | |
| 3361 @deftypefn {Built-in Function} {} __go_axes_init__ (@var{h}, @var{mode})\n\ | |
| 6945 | 3362 Undocumented internal function.\n\ |
| 6406 | 3363 @end deftypefn") |
| 3364 { | |
| 3365 octave_value retval; | |
| 3366 | |
| 3367 int nargin = args.length (); | |
| 3368 | |
| 3369 std::string mode = ""; | |
| 3370 | |
| 3371 if (nargin == 2) | |
| 3372 { | |
| 3373 mode = args(1).string_value (); | |
| 3374 | |
| 3375 if (error_state) | |
| 3376 return retval; | |
| 3377 } | |
| 3378 | |
| 3379 if (nargin == 1 || nargin == 2) | |
| 3380 { | |
| 3381 graphics_handle h = octave_NaN; | |
| 3382 | |
| 3383 double val = args(0).double_value (); | |
| 3384 | |
| 3385 if (! error_state) | |
| 3386 { | |
| 3387 h = gh_manager::lookup (val); | |
| 3388 | |
| 7056 | 3389 if (h.ok ()) |
| 6406 | 3390 { |
| 3391 graphics_object obj = gh_manager::get_object (h); | |
| 3392 | |
| 3393 obj.set_defaults (mode); | |
| 3394 } | |
| 3395 else | |
| 3396 error ("__go_axes_init__: invalid graphics object (= %g)", val); | |
| 3397 } | |
| 3398 else | |
| 3399 error ("__go_axes_init__: invalid graphics object"); | |
| 3400 } | |
| 3401 else | |
| 3402 print_usage (); | |
| 3403 | |
| 3404 return retval; | |
| 3405 } | |
| 3406 | |
| 3407 DEFUN (__go_handles__, , , | |
| 3408 "-*- texinfo -*-\n\ | |
| 3409 @deftypefn {Built-in Function} {} __go_handles__ ()\n\ | |
| 6945 | 3410 Undocumented internal function.\n\ |
| 6406 | 3411 @end deftypefn") |
| 3412 { | |
| 6425 | 3413 return octave_value (gh_manager::handle_list ()); |
| 3414 } | |
| 3415 | |
| 3416 DEFUN (__go_figure_handles__, , , | |
| 3417 "-*- texinfo -*-\n\ | |
| 3418 @deftypefn {Built-in Function} {} __go_figure_handles__ ()\n\ | |
| 6945 | 3419 Undocumented internal function.\n\ |
| 6425 | 3420 @end deftypefn") |
| 3421 { | |
| 3422 return octave_value (gh_manager::figure_handle_list ()); | |
| 6406 | 3423 } |
| 3424 | |
|
7835
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3425 DEFUN (available_backends, args, , |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3426 "-*- texinfo -*-\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3427 @deftypefn {Built-in Function} {} available_backends ()\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3428 Returns resgistered graphics backends.\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3429 @end deftypefn") |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3430 { |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3431 return octave_value (graphics_backend::available_backends_list ()); |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3432 } |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3433 |
| 7409 | 3434 static void |
| 3435 clear_drawnow_request (void *) | |
| 3436 { | |
| 3437 Vdrawnow_requested = false; | |
| 3438 } | |
| 3439 | |
| 7408 | 3440 DEFUN (drawnow, args, , |
| 3441 "-*- texinfo -*-\n\ | |
| 3442 @deftypefn {Built-in Function} {} __go_drawnow__ ()\n\ | |
| 3443 @deftypefnx {Built-in Function} {} __go_drawnow__ (@var{term}, @var{file}, @var{mono}, @var{debug_file})\n\ | |
| 3444 Undocumented internal function.\n\ | |
| 3445 @end deftypefn") | |
| 3446 { | |
| 3447 static int drawnow_executing = 0; | |
| 3448 static bool __go_close_all_registered__ = false; | |
| 3449 | |
| 3450 octave_value retval; | |
| 3451 | |
| 7409 | 3452 unwind_protect::begin_frame ("Fdrawnow"); |
| 3453 unwind_protect::add (clear_drawnow_request); | |
| 3454 | |
| 3455 unwind_protect_int (drawnow_executing); | |
| 3456 | |
| 3457 if (++drawnow_executing <= 1) | |
| 7408 | 3458 { |
| 7409 | 3459 if (! __go_close_all_registered__) |
| 3460 { | |
| 3461 octave_add_atexit_function ("__go_close_all__"); | |
| 3462 | |
| 3463 __go_close_all_registered__ = true; | |
| 3464 } | |
| 3465 | |
| 3466 if (args.length () == 0) | |
| 7408 | 3467 { |
| 7409 | 3468 Matrix hlist = gh_manager::figure_handle_list (); |
| 3469 | |
| 3470 for (int i = 0; ! error_state && i < hlist.length (); i++) | |
| 7408 | 3471 { |
| 7409 | 3472 graphics_handle h = gh_manager::lookup (hlist(i)); |
| 3473 | |
| 3474 if (h.ok () && h != 0) | |
| 7408 | 3475 { |
| 7409 | 3476 graphics_object go = gh_manager::get_object (h); |
| 3477 figure::properties& fprops = dynamic_cast <figure::properties&> (go.get_properties ()); | |
| 3478 | |
| 3479 if (fprops.is_modified ()) | |
| 7408 | 3480 { |
| 7409 | 3481 if (fprops.is_visible ()) |
| 3482 fprops.get_backend ().redraw_figure (h); | |
| 3483 else if (! fprops.get___plot_stream__ ().is_empty ()) | |
| 3484 { | |
| 3485 fprops.close (false); | |
| 3486 fprops.set___plot_stream__ (Matrix ()); | |
| 3487 fprops.set___enhanced__ (false); | |
| 3488 } | |
| 3489 fprops.set_modified (false); | |
| 7408 | 3490 } |
| 3491 } | |
| 3492 } | |
| 3493 } | |
| 7409 | 3494 else if (args.length () >= 2 && args.length () <= 4) |
| 7408 | 3495 { |
| 7409 | 3496 std::string term, file, debug_file; |
| 3497 bool mono; | |
| 3498 | |
| 3499 term = args(0).string_value (); | |
| 7408 | 3500 |
| 3501 if (! error_state) | |
| 3502 { | |
| 7409 | 3503 file = args(1).string_value (); |
| 7408 | 3504 |
| 3505 if (! error_state) | |
| 3506 { | |
| 7409 | 3507 size_t pos = file.find_last_of (file_ops::dir_sep_chars); |
| 3508 | |
| 3509 if (pos != NPOS) | |
| 3510 { | |
| 3511 file_stat fs (file.substr (0, pos)); | |
| 3512 | |
| 3513 if (! (fs && fs.is_dir ())) | |
| 3514 error ("drawnow: nonexistent directory `%s'", | |
| 3515 file.substr (0, pos).c_str ()); | |
| 3516 } | |
| 3517 | |
| 3518 mono = (args.length () >= 3 ? args(2).bool_value () : false); | |
| 7408 | 3519 |
| 3520 if (! error_state) | |
| 3521 { | |
| 7409 | 3522 debug_file = (args.length () > 3 ? args(3).string_value () |
| 3523 : ""); | |
| 3524 | |
| 3525 if (! error_state) | |
| 7408 | 3526 { |
| 7409 | 3527 graphics_handle h = gcf (); |
| 3528 | |
| 3529 if (h.ok ()) | |
| 3530 { | |
| 3531 graphics_object go = gh_manager::get_object (h); | |
| 3532 | |
| 7419 | 3533 go.get_backend () |
| 7409 | 3534 .print_figure (h, term, file, mono, debug_file); |
| 3535 } | |
| 3536 else | |
| 3537 error ("drawnow: nothing to draw"); | |
| 7408 | 3538 } |
| 3539 else | |
| 7409 | 3540 error ("drawnow: invalid debug_file, expected a string value"); |
| 7408 | 3541 } |
| 3542 else | |
| 7409 | 3543 error ("drawnow: invalid colormode, expected a boolean value"); |
| 7408 | 3544 } |
| 3545 else | |
| 7409 | 3546 error ("drawnow: invalid file, expected a string value"); |
| 7408 | 3547 } |
| 3548 else | |
| 7409 | 3549 error ("drawnow: invalid terminal, expected a string value"); |
| 7408 | 3550 } |
| 3551 else | |
| 7409 | 3552 print_usage (); |
| 7408 | 3553 } |
| 7409 | 3554 |
| 3555 unwind_protect::run_frame ("Fdrawnow"); | |
| 7408 | 3556 |
| 3557 return retval; | |
| 3558 } | |
| 3559 | |
| 6595 | 3560 octave_value |
| 7447 | 3561 get_property_from_handle (double handle, const std::string& property, |
| 3562 const std::string& func) | |
| 6595 | 3563 { |
| 3564 graphics_object obj = gh_manager::get_object (handle); | |
| 3565 octave_value retval; | |
| 3566 | |
| 3567 if (obj) | |
| 3568 { | |
| 7189 | 3569 caseless_str p = std::string (property); |
| 6595 | 3570 retval = obj.get (p); |
| 3571 } | |
| 3572 else | |
| 3573 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3574 | |
| 3575 return retval; | |
| 3576 } | |
| 3577 | |
| 3578 bool | |
| 7447 | 3579 set_property_in_handle (double handle, const std::string& property, |
| 3580 const octave_value& arg, const std::string& func) | |
| 6595 | 3581 { |
| 3582 graphics_object obj = gh_manager::get_object (handle); | |
| 3583 int ret = false; | |
| 3584 | |
| 3585 if (obj) | |
| 3586 { | |
| 7189 | 3587 caseless_str p = std::string (property); |
| 6595 | 3588 obj.set (p, arg); |
| 3589 if (!error_state) | |
| 3590 ret = true; | |
| 3591 } | |
| 3592 else | |
| 3593 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3594 | |
| 3595 return ret; | |
| 3596 } | |
| 3597 | |
| 6406 | 3598 /* |
| 3599 ;;; Local Variables: *** | |
| 3600 ;;; mode: C++ *** | |
| 3601 ;;; End: *** | |
| 3602 */ |