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comparison scripts/plot/gnuplot_drawnow.m @ 8789:d9bff42fec43

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gnuplot_drawnow.m: Only close the gnuplot window and send position/size info when the figure's position property has changed.
author Ben Abbott <bpabbott@mac.com>
date Wed, 18 Feb 2009 00:43:03 -0500
parents 2476ce55d4b5
children 4c989d52f35c
comparison
equal deleted inserted replaced
8788:d0bc587fce55 8789:d9bff42fec43
38 ## debug file. 38 ## debug file.
39 plot_stream = []; 39 plot_stream = [];
40 fid = []; 40 fid = [];
41 unwind_protect 41 unwind_protect
42 plot_stream = open_gnuplot_stream (1, []); 42 plot_stream = open_gnuplot_stream (1, []);
43 enhanced = gnuplot_set_term (plot_stream (1), h, term, file); 43 enhanced = gnuplot_set_term (plot_stream (1), true, h, term, file);
44 __go_draw_figure__ (h, plot_stream, enhanced, mono); 44 __go_draw_figure__ (h, plot_stream, enhanced, mono);
45 if (nargin == 5) 45 if (nargin == 5)
46 fid = fopen (debug_file, "wb"); 46 fid = fopen (debug_file, "wb");
47 enhanced = gnuplot_set_term (fid, h, term, file); 47 enhanced = gnuplot_set_term (fid, true, h, term, file);
48 __go_draw_figure__ (h, fid, enhanced, mono); 48 __go_draw_figure__ (h, fid, enhanced, mono);
49 endif 49 endif
50 unwind_protect_cleanup 50 unwind_protect_cleanup
51 if (! isempty (plot_stream)) 51 if (! isempty (plot_stream))
52 pclose (plot_stream); 52 pclose (plot_stream);
56 endif 56 endif
57 end_unwind_protect 57 end_unwind_protect
58 elseif (nargin == 1) 58 elseif (nargin == 1)
59 ## Graphics terminal for display. 59 ## Graphics terminal for display.
60 plot_stream = get (h, "__plot_stream__"); 60 plot_stream = get (h, "__plot_stream__");
61 tag = "gnuplot_drawnow";
61 if (isempty (plot_stream)) 62 if (isempty (plot_stream))
62 plot_stream = open_gnuplot_stream (2, h); 63 plot_stream = open_gnuplot_stream (2, h);
63 endif 64 new_stream = true;
64 enhanced = gnuplot_set_term (plot_stream (1), h); 65 ha = axes ("tag", tag, "visible", "off");
66 set (ha, "userdata", get (h, "position"));
67 else
68 new_stream = false;
69 unwind_protect
70 set (0, "showhiddenhandles", "on");
71 ha = findobj (h, "type", "axes", "tag", tag);
72 position = get (h, "position");
73 if (! isempty (ha))
74 prior_position = get (ha, "userdata");
75 if (! all (position == prior_position))
76 new_stream = true;
77 else
78 ## FIXME -- Obtain the x11 window id from gnuplot and
79 ## determine the current position via xwininfo. The
80 ## "position" property may then be updated to reflect
81 ## changes in window position/size made by the mouse.
82 endif
83 else
84 ha = axes ("tag", tag, "visible", "off");
85 endif
86 set (ha, "userdata", position);
87 unwind_protect_cleanup
88 set (0, "showhiddenhandles", "off");
89 end_unwind_protect
90 endif
91 enhanced = gnuplot_set_term (plot_stream (1), new_stream, h);
65 __go_draw_figure__ (h, plot_stream (1), enhanced, mono); 92 __go_draw_figure__ (h, plot_stream (1), enhanced, mono);
66 fflush (plot_stream (1)); 93 fflush (plot_stream (1));
67 else 94 else
68 print_usage (); 95 print_usage ();
69 endif 96 endif
70 97
71 endfunction 98 endfunction
72 99
73 function [plot_stream, enhanced] = open_gnuplot_stream (npipes, h) 100 function plot_stream = open_gnuplot_stream (npipes, h)
74 cmd = gnuplot_binary (); 101 cmd = gnuplot_binary ();
75 if (npipes > 1) 102 if (npipes > 1)
76 [plot_stream(1), plot_stream(2), pid] = popen2 (cmd); 103 [plot_stream(1), plot_stream(2), pid] = popen2 (cmd);
77 if (pid < 0) 104 if (pid < 0)
78 error ("drawnow: failed to open connection to gnuplot"); 105 error ("drawnow: failed to open connection to gnuplot");
86 if (! isempty (h)) 113 if (! isempty (h))
87 set (h, "__plot_stream__", plot_stream); 114 set (h, "__plot_stream__", plot_stream);
88 endif 115 endif
89 endfunction 116 endfunction
90 117
91 function enhanced = gnuplot_set_term (plot_stream, h, term, file) 118 function enhanced = gnuplot_set_term (plot_stream, new_stream, h, term, file)
92 ## Generate the gnuplot "set terminal <term> ..." command. Include 119 ## Generate the gnuplot "set terminal <term> ..." command. Include
93 ## the subset of properties "position", "units", "paperposition", 120 ## the subset of properties "position", "units", "paperposition",
94 ## "paperunits", "name", and "numbertitle". When "term" originates 121 ## "paperunits", "name", and "numbertitle". When "term" originates
95 ## from print.m, it may include gnuplot terminal options. 122 ## from print.m, it may include gnuplot terminal options.
96 if (nargin == 2) 123 if (nargin == 3)
97 ## This supports the gnuplot backend. 124 ## This supports the gnuplot backend.
98 term = gnuplot_term (); 125 term = gnuplot_term ();
99 opts_str = ""; 126 opts_str = "";
100 else 127 else
101 ## Get the one word terminal id and save the remaining as options to 128 ## Get the one word terminal id and save the remaining as options to
202 endif 229 endif
203 230
204 ## Set the gnuplot terminal (type, enhanced?, title, & size). 231 ## Set the gnuplot terminal (type, enhanced?, title, & size).
205 if (! isempty (term)) 232 if (! isempty (term))
206 term_str = sprintf ("set terminal %s", term); 233 term_str = sprintf ("set terminal %s", term);
207 if (any (strncmpi (term, {"x11", "wxt"}, 3)) 234 if (any (strncmpi (term, {"x11", "wxt"}, 3)) && new_stream
208 && __gnuplot_has_feature__ ("x11_figure_position")) 235 && __gnuplot_has_feature__ ("x11_figure_position"))
209 ## The "close" is added to allow the figure position property 236 ## The "close" is added to allow the figure position property
210 ## to remain active. 237 ## to remain active.
211 term_str = sprintf ("%s close", term_str); 238 term_str = sprintf ("%s close", term_str);
212 endif 239 endif
214 term_str = sprintf ("%s %s", term_str, enh_str); 241 term_str = sprintf ("%s %s", term_str, enh_str);
215 endif 242 endif
216 if (! isempty (title_str)) 243 if (! isempty (title_str))
217 term_str = sprintf ("%s %s", term_str, title_str); 244 term_str = sprintf ("%s %s", term_str, title_str);
218 endif 245 endif
219 if (! isempty (size_str)) 246 if (! isempty (size_str) && new_stream)
220 ## size_str goes last to permit specification of canvas size 247 ## size_str goes last to permit specification of canvas size
221 ## for terminals cdr/corel. 248 ## for terminals cdr/corel.
222 term_str = sprintf ("%s %s", term_str, size_str); 249 term_str = sprintf ("%s %s", term_str, size_str);
223 endif 250 endif
224 if (nargin > 2 && ischar (opts_str)) 251 if (nargin > 2 && ischar (opts_str))