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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.158 by sf-exg, Wed Aug 10 07:28:36 2011 UTC vs.
Revision 1.164 by sf-exg, Sun Aug 14 22:01:25 2011 UTC

… …
46 * W and H are percentages of the terminal window size. 46 * W and H are percentages of the terminal window size.
47 * X and Y are also percentages; e.g., +50+50 centers 47 * X and Y are also percentages; e.g., +50+50 centers
48 * the image in the window. 48 * the image in the window.
49 * 49 *
50 * Pixmap Operations : (should be prepended by a colon) 50 * Pixmap Operations : (should be prepended by a colon)
51 * tile Tile image. Scaling/position modifiers above will affect
52 * the tile size and origin.
53 * propscale When scaling, scale proportionally. That is, maintain the
54 * proper aspect ratio for the image. Any portion of the
55 * background not covered by the image is filled with the
56 * current background color.
57 * scale Scale both up and down
58 */ 51 */
59 52
60#ifdef HAVE_BG_PIXMAP 53#ifdef HAVE_BG_PIXMAP
61void 54void
62rxvt_term::bg_destroy () 55rxvt_term::bg_destroy ()
… …
204{ 197{
205 bool changed = false; 198 bool changed = false;
206 int geom_flags = 0; 199 int geom_flags = 0;
207 int x = 0, y = 0; 200 int x = 0, y = 0;
208 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
209 unsigned int n;
210 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS)); 202 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
211 const char *ops;
212 203
213 if (geom == NULL) 204 if (geom == NULL)
214 return false; 205 return false;
215 206
216 char str[256]; 207 if (geom[0])
217
218 ops = strchr (geom, ':');
219 if (ops == NULL)
220 n = strlen (geom);
221 else
222 n = ops - geom;
223
224 if (n >= sizeof (str))
225 return false;
226
227 memcpy (str, geom, n);
228 str[n] = '\0';
229 rxvt_strtrim (str);
230
231 if (str[0])
232 { 208 {
233 /* we have geometry string - let's handle it prior to applying ops */ 209 char **arr = rxvt_strsplit (':', geom);
210
211 for (int i = 0; arr[i]; i++)
212 {
213 if (!strcasecmp (arr[i], "style=tiled"))
214 {
215 new_flags = BG_TILE;
216 w = h = noScale;
217 x = y = 0;
218 geom_flags = WidthValue|HeightValue|XValue|YValue;
219 }
220 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
221 {
222 new_flags = BG_PROP_SCALE;
223 w = h = windowScale;
224 x = y = centerAlign;
225 geom_flags = WidthValue|HeightValue|XValue|YValue;
226 }
227 else if (!strcasecmp (arr[i], "style=stretched"))
228 {
229 new_flags = 0;
230 w = h = windowScale;
231 geom_flags = WidthValue|HeightValue;
232 }
233 else if (!strcasecmp (arr[i], "style=centered"))
234 {
235 new_flags = 0;
236 w = h = noScale;
237 x = y = centerAlign;
238 geom_flags = WidthValue|HeightValue|XValue|YValue;
239 }
240 else if (!strcasecmp (arr[i], "style=root-tiled"))
241 {
242 new_flags = BG_TILE|BG_ROOT_ALIGN;
243 w = h = noScale;
244 geom_flags = WidthValue|HeightValue;
245 }
246 else if (!strcasecmp (arr[i], "op=tile"))
247 new_flags |= BG_TILE;
248 else if (!strcasecmp (arr[i], "op=pscale"))
249 new_flags |= BG_PROP_SCALE;
250 else if (!strcasecmp (arr[i], "op=root"))
251 new_flags |= BG_ROOT_ALIGN;
252
253 // deprecated
254 else if (!strcasecmp (arr[i], "tile"))
255 {
256 new_flags |= BG_TILE;
257 w = h = noScale;
258 geom_flags |= WidthValue|HeightValue;
259 }
260 else if (!strcasecmp (arr[i], "propscale"))
261 {
262 new_flags |= BG_PROP_SCALE;
263 }
264 else if (!strcasecmp (arr[i], "hscale"))
265 {
266 new_flags |= BG_TILE;
267 w = windowScale;
268 h = noScale;
269 geom_flags |= WidthValue|HeightValue;
270 }
271 else if (!strcasecmp (arr[i], "vscale"))
272 {
273 new_flags |= BG_TILE;
274 h = windowScale;
275 w = noScale;
276 geom_flags |= WidthValue|HeightValue;
277 }
278 else if (!strcasecmp (arr[i], "scale"))
279 {
280 w = h = windowScale;
281 geom_flags |= WidthValue|HeightValue;
282 }
283 else if (!strcasecmp (arr[i], "auto"))
284 {
285 w = h = windowScale;
286 x = y = centerAlign;
287 geom_flags |= WidthValue|HeightValue|XValue|YValue;
288 }
289 else if (!strcasecmp (arr[i], "root"))
290 {
291 new_flags |= BG_TILE|BG_ROOT_ALIGN;
292 w = h = noScale;
293 geom_flags |= WidthValue|HeightValue;
294 }
295
296 else
234 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 297 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
235 } /* done parsing geometry string */ 298 } /* done parsing ops */
299
300 rxvt_free_strsplit (arr);
301 }
236 302
237 if (!update) 303 if (!update)
238 { 304 {
239 if (!(geom_flags & XValue)) 305 if (!(geom_flags & XValue))
240 x = y = defaultAlign; 306 x = y = defaultAlign;
… …
249 w = h; 315 w = h;
250 316
251 geom_flags |= WidthValue|HeightValue|XValue|YValue; 317 geom_flags |= WidthValue|HeightValue|XValue|YValue;
252 } 318 }
253 319
254 if (ops)
255 {
256 char **arr = rxvt_strsplit (':', ops + 1);
257
258 for (int i = 0; arr[i]; i++)
259 {
260 if (!strcasecmp (arr[i], "tile"))
261 {
262 new_flags |= BG_TILE;
263 w = h = noScale;
264 geom_flags |= WidthValue|HeightValue;
265 }
266 else if (!strcasecmp (arr[i], "propscale"))
267 {
268 new_flags |= BG_PROP_SCALE;
269 }
270 else if (!strcasecmp (arr[i], "scale"))
271 {
272 if (h == 0) h = windowScale;
273 if (w == 0) w = windowScale;
274
275 geom_flags |= WidthValue|HeightValue;
276 }
277 else if (!strcasecmp (arr[i], "root"))
278 {
279 new_flags |= BG_TILE|BG_ROOT_ALIGN;
280 w = h = noScale;
281 geom_flags |= WidthValue|HeightValue;
282 }
283 } /* done parsing ops */
284
285 rxvt_free_strsplit (arr);
286 }
287
288 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true; 320 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
289 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true; 321 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
290 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true; 322 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
291 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true; 323 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
292 324
… …
303rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 335rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
304{ 336{
305 int target_width = szHint.width; 337 int target_width = szHint.width;
306 int target_height = szHint.height; 338 int target_height = szHint.height;
307 339
340 w = h_scale * target_width / 100;
341 h = v_scale * target_height / 100;
342
308 if (bg_flags & BG_PROP_SCALE) 343 if (bg_flags & BG_PROP_SCALE)
309 { 344 {
310 float scale = (float)target_width / image_width; 345 float scale = (float)w / image_width;
311 min_it (scale, (float)target_height / image_height); 346 min_it (scale, (float)h / image_height);
312 w = image_width * scale + 0.5; 347 w = image_width * scale + 0.5;
313 h = image_height * scale + 0.5; 348 h = image_height * scale + 0.5;
314 } 349 }
315 else
316 {
317 w = h_scale * target_width / 100;
318 h = v_scale * target_height / 100;
319 }
320 350
321 if (!w) w = image_width; 351 if (!w) w = image_width;
322 if (!h) h = image_height; 352 if (!h) h = image_height;
323 353
324 if (bg_flags & BG_ROOT_ALIGN) 354 if (bg_flags & BG_ROOT_ALIGN)
… …
332 y = make_align_position (v_align, target_height, h); 362 y = make_align_position (v_align, target_height, h);
333 } 363 }
334 364
335 bg_flags &= ~BG_IS_SIZE_SENSITIVE; 365 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
336 if (!(bg_flags & BG_TILE) 366 if (!(bg_flags & BG_TILE)
337 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale 367 || h_scale || v_scale
338 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align)) 368 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
339 || w > target_width || h > target_height) 369 || w > target_width || h > target_height)
340 bg_flags |= BG_IS_SIZE_SENSITIVE; 370 bg_flags |= BG_IS_SIZE_SENSITIVE;
341} 371}
342 372

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