ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/xpm.C
(Generate patch)

Comparing rxvt-unicode/src/xpm.C (file contents):
Revision 1.5 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.22 by root, Wed Feb 16 20:32:05 2005 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: xpm.c 2 * File: xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: xpm.C,v 1.5 2004/01/31 00:20:21 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au> 6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
8 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
9 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
… …
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
25 24
26#include "../config.h" /* NECESSARY */ 25#include "../config.h" /* NECESSARY */
27#include "rxvt.h" /* NECESSARY */ 26#include "rxvt.h" /* NECESSARY */
28#include "xpm.intpro" /* PROTOS for internal routines */
29 27
30#ifdef XPM_BACKGROUND 28#ifdef XPM_BACKGROUND
29
30static void rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight);
31 31
32/* 32/*
33 * These GEOM strings indicate absolute size/position: 33 * These GEOM strings indicate absolute size/position:
34 * @ `WxH+X+Y' 34 * @ `WxH+X+Y'
35 * @ `WxH+X' -> Y = X 35 * @ `WxH+X' -> Y = X
… …
50 * @ `?' 50 * @ `?'
51 */ 51 */
52int 52int
53rxvt_term::scale_pixmap (const char *geom) 53rxvt_term::scale_pixmap (const char *geom)
54{ 54{
55 int flags, changed = 0; 55 int flags, changed = 0;
56 int x = 0, y = 0; 56 int x = 0, y = 0;
57 unsigned int w = 0, h = 0; 57 unsigned int w = 0, h = 0;
58 unsigned int n; 58 unsigned int n;
59 char *p, *str; 59 char *p, *str;
60 bgPixmap_t *bgpixmap = &(bgPixmap); 60 bgPixmap_t *bgpixmap = & (bgPixmap);
61 61
62#define MAXLEN_GEOM sizeof("[1000x1000+1000+1000]") 62#define MAXLEN_GEOM sizeof("[1000x1000+1000+1000]")
63 63
64 if (geom == NULL) 64 if (geom == NULL)
65 return 0; 65 return 0;
66 str = (char *)rxvt_malloc (MAXLEN_GEOM + 1); 66 str = (char *)rxvt_malloc (MAXLEN_GEOM + 1);
67 if (!STRCMP(geom, "?")) { 67 if (!strcmp (geom, "?"))
68 {
68 sprintf(str, "[%dx%d+%d+%d]", /* can't presume snprintf() ! */ 69 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */
69 min(bgpixmap->w, 9999), min(bgpixmap->h, 9999), 70 min (bgpixmap->w, 9999), min (bgpixmap->h, 9999),
70 min(bgpixmap->x, 9999), min(bgpixmap->y, 9999)); 71 min (bgpixmap->x, 9999), min (bgpixmap->y, 9999));
71 xterm_seq (XTerm_title, str, CHAR_ST); 72 process_xterm_seq (XTerm_title, str, CHAR_ST);
72 free(str); 73 free (str);
73 return 0; 74 return 0;
74 } 75 }
75 76
76 if ((p = STRCHR(geom, ';')) == NULL) 77 if ((p = strchr (geom, ';')) == NULL)
77 p = STRCHR(geom, '\0'); 78 p = strchr (geom, '\0');
78 n = (p - geom); 79 n = (p - geom);
79 if (n <= MAXLEN_GEOM) { 80 if (n <= MAXLEN_GEOM)
80 STRNCPY(str, geom, n); 81 {
82 strncpy (str, geom, n);
81 str[n] = '\0'; 83 str[n] = '\0';
82 84
83 flags = XParseGeometry(str, &x, &y, &w, &h); 85 flags = XParseGeometry (str, &x, &y, &w, &h);
84 if (!flags) { 86 if (!flags)
87 {
85 flags |= WidthValue; 88 flags |= WidthValue;
86 w = 0; 89 w = 0;
87 } /* default is tile */ 90 } /* default is tile */
88 if (flags & WidthValue) { 91 if (flags & WidthValue)
92 {
93 if (! (flags & XValue))
94 x = 50;
95 if (! (flags & HeightValue))
96 h = w;
97 if (w && !h)
98 {
99 w = (bgpixmap->w * w) / 100;
100 h = bgpixmap->h;
101 }
102 else if (h && !w)
103 {
104 w = bgpixmap->w;
105 h = (bgpixmap->h * h) / 100;
106 }
107 if (w > 1000)
108 w = 1000;
109 if (h > 1000)
110 h = 1000;
111 if (bgpixmap->w != (short)w)
112 {
113 bgpixmap->w = (short)w;
114 changed++;
115 }
116 if (bgpixmap->h != (short)h)
117 {
118 bgpixmap->h = (short)h;
119 changed++;
120 }
121 }
89 if (!(flags & XValue)) 122 if (! (flags & YValue))
90 x = 50; 123 {
91 if (!(flags & HeightValue)) 124 if (flags & XNegative)
92 h = w; 125 flags |= YNegative;
93 if (w && !h) { 126 y = x;
94 w = (bgpixmap->w * w) / 100; 127 }
95 h = bgpixmap->h; 128
96 } else if (h && !w) { 129 if (! (flags & WidthValue) && geom[0] != '=')
97 w = bgpixmap->w; 130 {
98 h = (bgpixmap->h * h) / 100; 131 x += bgpixmap->x;
132 y += bgpixmap->y;
133 }
134 else
135 {
136 if (flags & XNegative)
137 x += 100;
138 if (flags & YNegative)
139 y += 100;
140 }
141 MIN_IT (x, 100);
142 MIN_IT (y, 100);
143 MAX_IT (x, 0);
144 MAX_IT (y, 0);
145 if (bgpixmap->x != x)
146 {
147 bgpixmap->x = x;
148 changed++;
149 }
150 if (bgpixmap->y != y)
151 {
152 bgpixmap->y = y;
153 changed++;
154 }
99 } 155 }
100 if (w > 1000)
101 w = 1000;
102 if (h > 1000)
103 h = 1000;
104 if (bgpixmap->w != (short)w) {
105 bgpixmap->w = (short)w;
106 changed++;
107 }
108 if (bgpixmap->h != (short)h) {
109 bgpixmap->h = (short)h;
110 changed++;
111 }
112 }
113 if (!(flags & YValue)) {
114 if (flags & XNegative)
115 flags |= YNegative;
116 y = x;
117 }
118
119 if (!(flags & WidthValue) && geom[0] != '=') {
120 x += bgpixmap->x;
121 y += bgpixmap->y;
122 } else {
123 if (flags & XNegative)
124 x += 100;
125 if (flags & YNegative)
126 y += 100;
127 }
128 MIN_IT(x, 100);
129 MIN_IT(y, 100);
130 MAX_IT(x, 0);
131 MAX_IT(y, 0);
132 if (bgpixmap->x != x) {
133 bgpixmap->x = x;
134 changed++;
135 }
136 if (bgpixmap->y != y) {
137 bgpixmap->y = y;
138 changed++;
139 }
140 }
141 free(str); 156 free (str);
142 return changed; 157 return changed;
143} 158}
144 159
145void 160void
146rxvt_term::resize_pixmap () 161rxvt_term::resize_pixmap ()
147{ 162{
148 XGCValues gcvalue; 163 XGCValues gcvalue;
149 GC gc; 164 GC gc;
150 unsigned int width = TermWin_TotalWidth(); 165 unsigned int width = TermWin_TotalWidth ();
151 unsigned int height = TermWin_TotalHeight(); 166 unsigned int height = TermWin_TotalHeight ();
167 dDisp;
152 168
153 if (TermWin.pixmap != None) 169 if (TermWin.pixmap != None)
154 XFreePixmap(Xdisplay, TermWin.pixmap); 170 XFreePixmap (disp, TermWin.pixmap);
155 171
156 if (bgPixmap.pixmap == None) { /* So be it: I'm not using pixmaps */ 172 if (bgPixmap.pixmap == None)
173 { /* So be it: I'm not using pixmaps */
157 TermWin.pixmap = None; 174 TermWin.pixmap = None;
175
158 if (!(Options & Opt_transparent) || am_transparent == 0) 176 if (!(options & Opt_transparent) || !am_transparent)
159 XSetWindowBackground(Xdisplay, TermWin.vt, 177 XSetWindowBackground (disp, TermWin.vt,
160 PixColors[Color_bg]); 178 pix_colors[Color_bg]);
161 return;
162 }
163 179
180 return;
181 }
182
164 gcvalue.foreground = PixColors[Color_bg]; 183 gcvalue.foreground = pix_colors[Color_bg];
165 gc = XCreateGC(Xdisplay, TermWin.vt, GCForeground, &gcvalue); 184 gc = XCreateGC (disp, TermWin.vt, GCForeground, &gcvalue);
166 185
167 if (bgPixmap.pixmap != None) { /* we have a specified pixmap */ 186 if (bgPixmap.pixmap != None)
187 { /* we have a specified pixmap */
168 unsigned int w = bgPixmap.w, h = bgPixmap.h, 188 unsigned int w = bgPixmap.w, h = bgPixmap.h,
169 x = bgPixmap.x, y = bgPixmap.y; 189 x = bgPixmap.x, y = bgPixmap.y;
170 unsigned int xpmh = xpmAttr.height, 190 unsigned int xpmh = xpmAttr.height,
171 xpmw = xpmAttr.width; 191 xpmw = xpmAttr.width;
172 192
173 /* 193 /*
174 * don't zoom pixmap too much nor expand really small pixmaps 194 * don't zoom pixmap too much nor expand really small pixmaps
175 */ 195 */
176 if (w > 1000 || h > 1000) 196 if (w > 1000 || h > 1000)
177 w = 1; 197 w = 1;
178 else if (width > (10 * xpmw) 198 else if (width > (10 * xpmw)
179 || height > (10 * xpmh)) 199 || height > (10 * xpmh))
180 w = 0; /* tile */ 200 w = 0; /* tile */
181 201
182 if (w == 0) { 202 if (w == 0)
203 {
183 /* basic X tiling - let the X server do it */ 204 /* basic X tiling - let the X server do it */
184 TermWin.pixmap = XCreatePixmap(Xdisplay, TermWin.vt, 205 TermWin.pixmap = XCreatePixmap (disp, TermWin.vt,
185 xpmw, xpmh, 206 xpmw, xpmh,
186 (unsigned int)XDEPTH); 207 (unsigned int)display->depth);
187 XCopyArea(Xdisplay, bgPixmap.pixmap, TermWin.pixmap, gc, 208 XCopyArea (disp, bgPixmap.pixmap, TermWin.pixmap, gc,
188 0, 0, xpmw, xpmh, 0, 0); 209 0, 0, xpmw, xpmh, 0, 0);
189 } else { 210 }
211 else
212 {
190 float incr, p; 213 float incr, p;
191 Pixmap tmp; 214 Pixmap tmp;
192 215
193 TermWin.pixmap = XCreatePixmap(Xdisplay, TermWin.vt, 216 TermWin.pixmap = XCreatePixmap (disp, TermWin.vt,
194 width, height, 217 width, height,
195 (unsigned int)XDEPTH); 218 (unsigned int)display->depth);
196 /* 219 /*
197 * horizontal scaling 220 * horizontal scaling
198 */ 221 */
199 rxvt_pixmap_incr(&w, &x, &incr, &p, width, xpmw); 222 rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw);
200 223
201 tmp = XCreatePixmap(Xdisplay, TermWin.vt, 224 tmp = XCreatePixmap (disp, TermWin.vt,
202 width, xpmh, (unsigned int)XDEPTH); 225 width, xpmh, (unsigned int)display->depth);
203 XFillRectangle(Xdisplay, tmp, gc, 0, 0, width, 226 XFillRectangle (disp, tmp, gc, 0, 0, width,
204 xpmh); 227 xpmh);
205 228
206 for ( /*nil */ ; x < w; x++, p += incr) { 229 for ( /*nil */ ; x < w; x++, p += incr)
207 if (p >= xpmw) 230 {
208 p = 0; 231 if (p >= xpmw)
232 p = 0;
209 /* copy one column from the original pixmap to the tmp pixmap */ 233 /* copy one column from the original pixmap to the tmp pixmap */
210 XCopyArea(Xdisplay, bgPixmap.pixmap, tmp, gc, 234 XCopyArea (disp, bgPixmap.pixmap, tmp, gc,
211 (int)p, 0, 1, xpmh, (int)x, 0); 235 (int)p, 0, 1, xpmh, (int)x, 0);
212 } 236 }
213 237
214 /* 238 /*
215 * vertical scaling 239 * vertical scaling
216 */ 240 */
217 rxvt_pixmap_incr(&h, &y, &incr, &p, height, xpmh); 241 rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh);
218 242
219 if (y > 0) 243 if (y > 0)
220 XFillRectangle(Xdisplay, TermWin.pixmap, gc, 0, 0, width, 244 XFillRectangle (disp, TermWin.pixmap, gc, 0, 0, width, y);
221 y); 245
222 if (h < height) 246 if (h < height)
223 XFillRectangle(Xdisplay, TermWin.pixmap, gc, 0, (int)h, 247 XFillRectangle (disp, TermWin.pixmap, gc, 0, (int)h, width, height - h + 1);
224 width, height - h + 1); 248
225 for ( /*nil */ ; y < h; y++, p += incr) { 249 for ( /*nil */ ; y < h; y++, p += incr)
226 if (p >= xpmh) 250 {
227 p = 0; 251 if (p >= xpmh)
252 p = 0;
253
228 /* copy one row from the tmp pixmap to the main pixmap */ 254 /* copy one row from the tmp pixmap to the main pixmap */
229 XCopyArea(Xdisplay, tmp, TermWin.pixmap, gc, 255 XCopyArea (disp, tmp, TermWin.pixmap, gc,
230 0, (int)p, width, 1, 0, (int)y); 256 0, (int)p, width, 1, 0, (int)y);
257 }
258
259 XFreePixmap (disp, tmp);
260 }
231 } 261 }
232 XFreePixmap(Xdisplay, tmp); 262
233 }
234 }
235 XSetWindowBackgroundPixmap(Xdisplay, TermWin.vt, TermWin.pixmap); 263 XSetWindowBackgroundPixmap (disp, TermWin.vt, TermWin.pixmap);
236 XFreeGC(Xdisplay, gc); 264 XFreeGC (disp, gc);
237 am_transparent = 0; 265 am_transparent = 0;
238
239 XClearWindow(Xdisplay, TermWin.vt);
240
241 XSync(Xdisplay, False);
242} 266}
243 267
244/* 268/*
245 * Calculate tiling sizes and increments 269 * Calculate tiling sizes and increments
246 * At start, p == 0, incr == xpmwidthheight 270 * At start, p == 0, incr == xpmwidthheight
247 */ 271 */
248void 272/* INTPROTO */
273static void
249rxvt_pixmap_incr(unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight) 274rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
250{ 275{
251 unsigned int cwh, cxy; 276 unsigned int cwh, cxy;
252 float cincr, cp; 277 float cincr, cp;
253 278
254 cp = 0; 279 cp = 0;
255 cincr = (float)xpmwidthheight; 280 cincr = (float)xpmwidthheight;
256 cxy = *xy; 281 cxy = *xy;
257 cwh = *wh; 282 cwh = *wh;
283 if (cwh == 1)
258 if (cwh == 1) { /* display one image, no horizontal/vertical scaling */ 284 { /* display one image, no horizontal/vertical scaling */
259 cincr = (float)widthheight; 285 cincr = (float)widthheight;
260 if (xpmwidthheight <= widthheight) { 286 if (xpmwidthheight <= widthheight)
287 {
261 cwh = xpmwidthheight; 288 cwh = xpmwidthheight;
262 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */ 289 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */
263 cwh += cxy; 290 cwh += cxy;
264 } else { 291 }
292 else
293 {
294 cxy = 0;
295 cwh = widthheight;
296 }
297 }
298 else if (cwh < 10)
299 { /* fit WH images across/down screen */
300 cincr *= cwh;
265 cxy = 0; 301 cxy = 0;
266 cwh = widthheight; 302 cwh = widthheight;
267 } 303 }
268 } else if (cwh < 10) { /* fit WH images across/down screen */ 304 else
269 cincr *= cwh; 305 {
270 cxy = 0;
271 cwh = widthheight;
272 } else {
273 cincr *= 100.0 / cwh; 306 cincr *= 100.0 / cwh;
274 if (cwh < 100) { /* contract */ 307 if (cwh < 100)
308 { /* contract */
275 float pos; 309 float pos;
276 310
277 cwh = (cwh * widthheight) / 100; 311 cwh = (cwh * widthheight) / 100;
278 pos = (float)cxy / 100 * widthheight - (cwh / 2); 312 pos = (float)cxy / 100 * widthheight - (cwh / 2);
279 313
280 cxy = (widthheight - cwh); 314 cxy = (widthheight - cwh);
281 if (pos <= 0) 315 if (pos <= 0)
282 cxy = 0; 316 cxy = 0;
283 else if (pos < cxy) 317 else if (pos < cxy)
284 cxy = (int) pos; 318 cxy = (int) pos;
285 cwh += cxy; 319 cwh += cxy;
286 } else { /* expand */ 320 }
287 if (cxy > 0) { /* position */ 321 else
288 float pos; 322 { /* expand */
323 if (cxy > 0)
324 { /* position */
325 float pos;
289 326
290 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2); 327 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2);
291 cp = xpmwidthheight - cincr; 328 cp = xpmwidthheight - cincr;
292 if (pos <= 0) 329 if (pos <= 0)
293 cp = 0; 330 cp = 0;
294 else if (pos < cp) 331 else if (pos < cp)
295 cp = pos; 332 cp = pos;
333 }
334 cxy = 0;
335 cwh = widthheight;
336 }
296 } 337 }
297 cxy = 0;
298 cwh = widthheight;
299 }
300 }
301 cincr /= widthheight; 338 cincr /= widthheight;
302 *wh = cwh; 339 *wh = cwh;
303 *xy = cxy; 340 *xy = cxy;
304 *incr = cincr; 341 *incr = cincr;
305 *p = cp; 342 *p = cp;
306} 343}
307 344
308Pixmap 345Pixmap
309rxvt_term::set_bgPixmap (const char *file) 346rxvt_term::set_bgPixmap (const char *file)
310{ 347{
311 char *f; 348 char *f;
312 349
313 assert(file != NULL); 350 assert (file != NULL);
314 351
315 if (bgPixmap.pixmap != None) { 352 if (bgPixmap.pixmap != None)
353 {
316 XFreePixmap(Xdisplay, bgPixmap.pixmap); 354 XFreePixmap (display->display, bgPixmap.pixmap);
317 bgPixmap.pixmap = None; 355 bgPixmap.pixmap = None;
318 } 356 }
357
319 XSetWindowBackground(Xdisplay, TermWin.vt, PixColors[Color_bg]); 358 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
320 359
321 if (*file != '\0') { 360 if (*file != '\0')
361 {
322/* XWindowAttributes attr; */ 362 /* XWindowAttributes attr; */
323 363
324 /* 364 /*
325 * we already have the required attributes 365 * we already have the required attributes
326 */ 366 */
327/* XGetWindowAttributes(Xdisplay, TermWin.vt, &attr); */ 367 /* XGetWindowAttributes (display->display, TermWin.vt, &attr); */
328 368
329 xpmAttr.closeness = 30000; 369 xpmAttr.closeness = 30000;
330 xpmAttr.colormap = XCMAP; 370 xpmAttr.colormap = display->cmap;
331 xpmAttr.visual = XVISUAL; 371 xpmAttr.visual = display->visual;
332 xpmAttr.depth = XDEPTH; 372 xpmAttr.depth = display->depth;
333 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual | 373 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual |
334 XpmDepth | XpmSize | XpmReturnPixels); 374 XpmDepth | XpmSize | XpmReturnPixels);
335 375
336 /* search environment variables here too */ 376 /* search environment variables here too */
337 f = (char *)rxvt_File_find(file, ".xpm", rs[Rs_path]); 377 f = (char *)rxvt_File_find (file, ".xpm", rs[Rs_path]);
338 if (f == NULL 378 if (f == NULL
339 || XpmReadFileToPixmap(Xdisplay, Xroot, f, 379 || XpmReadFileToPixmap (display->display, display->root, f,
340 &bgPixmap.pixmap, NULL, 380 &bgPixmap.pixmap, NULL,
341 &xpmAttr)) { 381 &xpmAttr))
342 char *p; 382 {
383 char *p;
343 384
344 /* semi-colon delimited */ 385 /* semi-colon delimited */
345 if ((p = STRCHR(file, ';')) == NULL) 386 if ((p = strchr (file, ';')) == NULL)
346 p = STRCHR(file, '\0'); 387 p = strchr (file, '\0');
347 388
348 rxvt_print_error("couldn't load XPM file \"%.*s\"", (p - file), 389 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file);
349 file); 390 }
350 } 391
351 free(f); 392 free (f);
352 } 393 }
394
353 resize_pixmap (); 395 resize_pixmap ();
354 return bgPixmap.pixmap; 396 return bgPixmap.pixmap;
355} 397}
356 398
357#endif /* XPM_BACKGROUND */ 399#endif /* XPM_BACKGROUND */

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines