Mercurial > hg > octave-nkf
annotate doc/interpreter/plotimages.m @ 9912:e9fe12c1b0c0
Set default papersize to the desired imagesize
Set default paperorientation to landscape to stop warning message
| author | Rik <rdrider0-list@yahoo.com> |
|---|---|
| date | Fri, 04 Dec 2009 09:45:15 -0800 |
| parents | 20ee7f9cc904 |
| children | e76d8c767584 |
| rev | line source |
|---|---|
| 9245 | 1 ## Copyright (C) 2007, 2008, 2009 John W. Eaton and David Bateman |
| 7018 | 2 ## |
| 3 ## This file is part of Octave. | |
| 4 ## | |
| 5 ## Octave is free software; you can redistribute it and/or modify it | |
| 6 ## under the terms of the GNU General Public License as published by | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License for more details. | |
| 14 ## | |
| 15 ## You should have received a copy of the GNU General Public License | |
| 16 ## along with Octave; see the file COPYING. If not, see | |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 18 | |
| 6888 | 19 function plotimages (nm, typ) |
|
9088
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
20 set_print_size (); |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
21 hide_output (); |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
22 |
| 7257 | 23 if (strcmp (typ, "png")) |
| 24 set (0, "defaulttextfontname", "*"); | |
| 25 endif | |
|
9912
e9fe12c1b0c0
Set default papersize to the desired imagesize
Rik <rdrider0-list@yahoo.com>
parents:
9298
diff
changeset
|
26 |
| 7256 | 27 if (strcmp(typ , "txt")) |
| 28 image_as_txt(nm); | |
| 29 elseif (strcmp (nm, "plot")) | |
| 6888 | 30 x = -10:0.1:10; |
| 31 plot (x, sin (x)); | |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
32 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 33 elseif (strcmp (nm, "hist")) |
|
9298
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
34 rand ("state", 2); |
| 6888 | 35 hist (randn (10000, 1), 30); |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
36 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 37 elseif (strcmp (nm, "errorbar")) |
|
9298
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
38 rand ("state", 2); |
| 6888 | 39 x = 0:0.1:10; |
| 40 y = sin (x); | |
|
9298
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
41 yl = 0.1 .* rand (size (x)); |
|
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
42 yu = 0.1 .* rand (size (x)); |
|
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
43 errorbar (x, sin (x), yl, yu); |
|
20ee7f9cc904
Correct bugs in plot images produced for documentation
Rik <rdrider0-list@yahoo.com>
parents:
9245
diff
changeset
|
44 axis ([0, 10, -1.1, 1.1]); |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
45 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 46 elseif (strcmp (nm, "polar")) |
| 47 polar (0:0.1:10*pi, 0:0.1:10*pi); | |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
48 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 49 elseif (strcmp (nm, "mesh")) |
| 50 tx = ty = linspace (-8, 8, 41)'; | |
| 51 [xx, yy] = meshgrid (tx, ty); | |
| 52 r = sqrt (xx .^ 2 + yy .^ 2) + eps; | |
| 53 tz = sin (r) ./ r; | |
| 54 mesh (tx, ty, tz); | |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
55 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 56 elseif (strcmp (nm, "plot3")) |
| 57 t = 0:0.1:10*pi; | |
| 58 r = linspace (0, 1, numel (t)); | |
| 59 z = linspace (0, 1, numel (t)); | |
| 60 plot3 (r.*sin(t), r.*cos(t), z); | |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
61 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 7189 | 62 elseif (strcmp (nm, "extended")) |
| 63 x = 0:0.01:3; | |
| 64 plot(x,erf(x)); | |
| 65 hold on; | |
| 66 plot(x,x,"r"); | |
| 67 axis([0, 3, 0, 1]); | |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
68 text(0.65, 0.6175, cstrcat('\leftarrow x = {2/\surd\pi {\fontsize{16}', |
| 7189 | 69 '\int_{\fontsize{8}0}^{\fontsize{8}x}} e^{-t^2} dt} = 0.6175')) |
|
7540
3422f39573b1
strcat.m: Matlab compatibility, with cstrcat.m replacing conventional strcat.m.
Ben Abbott <bpabbott@mac.com>
parents:
7257
diff
changeset
|
70 print (cstrcat (nm, ".", typ), cstrcat ("-d", typ)) |
| 6888 | 71 else |
| 72 error ("unrecognized plot requested"); | |
| 73 endif | |
|
9088
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
74 hide_output (); |
| 6888 | 75 endfunction |
| 76 | |
|
9088
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
77 function set_print_size () |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
78 image_size = [5.0, 3.5]; # in inches, 16:9 format |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
79 border = 0; # For postscript use 50/72 |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
80 set (0, "defaultfigurepapertype", "<custom>"); |
|
9912
e9fe12c1b0c0
Set default papersize to the desired imagesize
Rik <rdrider0-list@yahoo.com>
parents:
9298
diff
changeset
|
81 set (0, "defaultfigurepaperorientation", "landscape"); |
|
9088
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
82 set (0, "defaultfigurepapersize", image_size + 2*border); |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
83 set (0, "defaultfigurepaperposition", [border, border, image_size]); |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
84 endfunction |
|
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
85 |
|
9912
e9fe12c1b0c0
Set default papersize to the desired imagesize
Rik <rdrider0-list@yahoo.com>
parents:
9298
diff
changeset
|
86 ## Use this function before plotting commands and after every call to |
|
e9fe12c1b0c0
Set default papersize to the desired imagesize
Rik <rdrider0-list@yahoo.com>
parents:
9298
diff
changeset
|
87 ## print since print() resets output to stdout (unfortunately, gnpulot |
|
e9fe12c1b0c0
Set default papersize to the desired imagesize
Rik <rdrider0-list@yahoo.com>
parents:
9298
diff
changeset
|
88 ## can't pop output as it can the terminal type). |
|
9088
77e71f3da3d6
Fix documentation image printing under new development code
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
89 function hide_output () |
| 6888 | 90 f = figure (1); |
| 91 set (f, "visible", "off"); | |
| 92 endfunction | |
| 7256 | 93 |
| 94 ## generate something for the texinfo @image command to process | |
| 95 function image_as_txt(nm) | |
| 96 fid = fopen (sprintf ("%s.txt", nm), "wt"); | |
| 97 fputs (fid, "\n"); | |
| 98 fputs (fid, "+---------------------------------+\n"); | |
| 99 fputs (fid, "| Image unavailable in text mode. |\n"); | |
| 100 fputs (fid, "+---------------------------------+\n"); | |
| 101 fclose (fid); | |
| 102 endfunction |