Pileus Git - ~andy/gtk/blob - gdk/gdkpixmap.c

   1 /* GDK - The GIMP Drawing Kit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GTK+ Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #include <config.h>
  28 #include "gdkpixmap.h"
  29 #include "gdkinternals.h"
  30 #include "gdkpixbuf.h"
  31 #include "gdkscreen.h"
  32 #include "gdkalias.h"
  33
  34 static GdkGC *gdk_pixmap_create_gc      (GdkDrawable     *drawable,
  35                                          GdkGCValues     *values,
  36                                          GdkGCValuesMask  mask);
  37 static void   gdk_pixmap_draw_rectangle (GdkDrawable     *drawable,
  38                                          GdkGC           *gc,
  39                                          gboolean         filled,
  40                                          gint             x,
  41                                          gint             y,
  42                                          gint             width,
  43                                          gint             height);
  44 static void   gdk_pixmap_draw_arc       (GdkDrawable     *drawable,
  45                                          GdkGC           *gc,
  46                                          gboolean         filled,
  47                                          gint             x,
  48                                          gint             y,
  49                                          gint             width,
  50                                          gint             height,
  51                                          gint             angle1,
  52                                          gint             angle2);
  53 static void   gdk_pixmap_draw_polygon   (GdkDrawable     *drawable,
  54                                          GdkGC           *gc,
  55                                          gboolean         filled,
  56                                          GdkPoint        *points,
  57                                          gint             npoints);
  58 static void   gdk_pixmap_draw_text      (GdkDrawable     *drawable,
  59                                          GdkFont         *font,
  60                                          GdkGC           *gc,
  61                                          gint             x,
  62                                          gint             y,
  63                                          const gchar     *text,
  64                                          gint             text_length);
  65 static void   gdk_pixmap_draw_text_wc   (GdkDrawable     *drawable,
  66                                          GdkFont         *font,
  67                                          GdkGC           *gc,
  68                                          gint             x,
  69                                          gint             y,
  70                                          const GdkWChar  *text,
  71                                          gint             text_length);
  72 static void   gdk_pixmap_draw_drawable  (GdkDrawable     *drawable,
  73                                          GdkGC           *gc,
  74                                          GdkPixmap       *src,
  75                                          gint             xsrc,
  76                                          gint             ysrc,
  77                                          gint             xdest,
  78                                          gint             ydest,
  79                                          gint             width,
  80                                          gint             height);
  81 static void   gdk_pixmap_draw_points    (GdkDrawable     *drawable,
  82                                          GdkGC           *gc,
  83                                          GdkPoint        *points,
  84                                          gint             npoints);
  85 static void   gdk_pixmap_draw_segments  (GdkDrawable     *drawable,
  86                                          GdkGC           *gc,
  87                                          GdkSegment      *segs,
  88                                          gint             nsegs);
  89 static void   gdk_pixmap_draw_lines     (GdkDrawable     *drawable,
  90                                          GdkGC           *gc,
  91                                          GdkPoint        *points,
  92                                          gint             npoints);
  93
  94 static void gdk_pixmap_draw_glyphs             (GdkDrawable      *drawable,
  95                                                 GdkGC            *gc,
  96                                                 PangoFont        *font,
  97                                                 gint              x,
  98                                                 gint              y,
  99                                                 PangoGlyphString *glyphs);
 100 static void gdk_pixmap_draw_glyphs_transformed (GdkDrawable      *drawable,
 101                                                 GdkGC            *gc,
 102                                                 PangoMatrix      *matrix,
 103                                                 PangoFont        *font,
 104                                                 gint              x,
 105                                                 gint              y,
 106                                                 PangoGlyphString *glyphs);
 107
 108 static void   gdk_pixmap_draw_image     (GdkDrawable     *drawable,
 109                                          GdkGC           *gc,
 110                                          GdkImage        *image,
 111                                          gint             xsrc,
 112                                          gint             ysrc,
 113                                          gint             xdest,
 114                                          gint             ydest,
 115                                          gint             width,
 116                                          gint             height);
 117 static void   gdk_pixmap_draw_pixbuf    (GdkDrawable     *drawable,
 118                                          GdkGC           *gc,
 119                                          GdkPixbuf       *pixbuf,
 120                                          gint             src_x,
 121                                          gint             src_y,
 122                                          gint             dest_x,
 123                                          gint             dest_y,
 124                                          gint             width,
 125                                          gint             height,
 126                                          GdkRgbDither     dither,
 127                                          gint             x_dither,
 128                                          gint             y_dither);
 129 static void  gdk_pixmap_draw_trapezoids (GdkDrawable     *drawable,
 130                                          GdkGC           *gc,
 131                                          GdkTrapezoid    *trapezoids,
 132                                          gint             n_trapezoids);
 133
 134 static void   gdk_pixmap_real_get_size  (GdkDrawable     *drawable,
 135                                          gint            *width,
 136                                          gint            *height);
 137
 138 static GdkImage* gdk_pixmap_copy_to_image (GdkDrawable *drawable,
 139                                            GdkImage    *image,
 140                                            gint         src_x,
 141                                            gint         src_y,
 142                                            gint         dest_x,
 143                                            gint         dest_y,
 144                                            gint         width,
 145                                            gint         height);
 146
 147 static cairo_surface_t *gdk_pixmap_ref_cairo_surface (GdkDrawable *drawable);
 148
 149 static GdkVisual*   gdk_pixmap_real_get_visual   (GdkDrawable *drawable);
 150 static gint         gdk_pixmap_real_get_depth    (GdkDrawable *drawable);
 151 static void         gdk_pixmap_real_set_colormap (GdkDrawable *drawable,
 152                                                   GdkColormap *cmap);
 153 static GdkColormap* gdk_pixmap_real_get_colormap (GdkDrawable *drawable);
 154 static GdkScreen*   gdk_pixmap_real_get_screen   (GdkDrawable *drawable);
 155
 156 static void gdk_pixmap_init       (GdkPixmapObject      *pixmap);
 157 static void gdk_pixmap_class_init (GdkPixmapObjectClass *klass);
 158 static void gdk_pixmap_finalize   (GObject              *object);
 159
 160 static gpointer parent_class = NULL;
 161
 162 GType
 163 gdk_pixmap_get_type (void)
 164 {
 165   static GType object_type = 0;
 166
 167   if (!object_type)
 168     {
 169       static const GTypeInfo object_info =
 170       {
 171         sizeof (GdkPixmapObjectClass),
 172         (GBaseInitFunc) NULL,
 173         (GBaseFinalizeFunc) NULL,
 174         (GClassInitFunc) gdk_pixmap_class_init,
 175         NULL,           /* class_finalize */
 176         NULL,           /* class_data */
 177         sizeof (GdkPixmapObject),
 178         0,              /* n_preallocs */
 179         (GInstanceInitFunc) gdk_pixmap_init,
 180       };
 181
 182       object_type = g_type_register_static (GDK_TYPE_DRAWABLE,
 183                                             "GdkPixmap",
 184                                             &object_info, 0);
 185     }
 186
 187   return object_type;
 188 }
 189
 190 static void
 191 gdk_pixmap_init (GdkPixmapObject *pixmap)
 192 {
 193   /* 0-initialization is good for all other fields. */
 194   pixmap->impl = g_object_new (_gdk_pixmap_impl_get_type (), NULL);
 195 }
 196
 197 static void
 198 gdk_pixmap_class_init (GdkPixmapObjectClass *klass)
 199 {
 200   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 201   GdkDrawableClass *drawable_class = GDK_DRAWABLE_CLASS (klass);
 202
 203   parent_class = g_type_class_peek_parent (klass);
 204
 205   object_class->finalize = gdk_pixmap_finalize;
 206
 207   drawable_class->create_gc = gdk_pixmap_create_gc;
 208   drawable_class->draw_rectangle = gdk_pixmap_draw_rectangle;
 209   drawable_class->draw_arc = gdk_pixmap_draw_arc;
 210   drawable_class->draw_polygon = gdk_pixmap_draw_polygon;
 211   drawable_class->draw_text = gdk_pixmap_draw_text;
 212   drawable_class->draw_text_wc = gdk_pixmap_draw_text_wc;
 213   drawable_class->draw_drawable = gdk_pixmap_draw_drawable;
 214   drawable_class->draw_points = gdk_pixmap_draw_points;
 215   drawable_class->draw_segments = gdk_pixmap_draw_segments;
 216   drawable_class->draw_lines = gdk_pixmap_draw_lines;
 217   drawable_class->draw_glyphs = gdk_pixmap_draw_glyphs;
 218   drawable_class->draw_glyphs_transformed = gdk_pixmap_draw_glyphs_transformed;
 219   drawable_class->draw_image = gdk_pixmap_draw_image;
 220   drawable_class->draw_pixbuf = gdk_pixmap_draw_pixbuf;
 221   drawable_class->draw_trapezoids = gdk_pixmap_draw_trapezoids;
 222   drawable_class->get_depth = gdk_pixmap_real_get_depth;
 223   drawable_class->get_screen = gdk_pixmap_real_get_screen;
 224   drawable_class->get_size = gdk_pixmap_real_get_size;
 225   drawable_class->set_colormap = gdk_pixmap_real_set_colormap;
 226   drawable_class->get_colormap = gdk_pixmap_real_get_colormap;
 227   drawable_class->get_visual = gdk_pixmap_real_get_visual;
 228   drawable_class->_copy_to_image = gdk_pixmap_copy_to_image;
 229   drawable_class->ref_cairo_surface = gdk_pixmap_ref_cairo_surface;
 230 }
 231
 232 static void
 233 gdk_pixmap_finalize (GObject *object)
 234 {
 235   GdkPixmapObject *obj = (GdkPixmapObject *) object;
 236
 237   g_object_unref (obj->impl);
 238   obj->impl = NULL;
 239
 240   G_OBJECT_CLASS (parent_class)->finalize (object);
 241 }
 242
 243 static GdkGC *
 244 gdk_pixmap_create_gc (GdkDrawable     *drawable,
 245                       GdkGCValues     *values,
 246                       GdkGCValuesMask  mask)
 247 {
 248   return gdk_gc_new_with_values (((GdkPixmapObject *) drawable)->impl,
 249                                  values, mask);
 250 }
 251
 252 static void
 253 gdk_pixmap_draw_rectangle (GdkDrawable *drawable,
 254                            GdkGC       *gc,
 255                            gboolean     filled,
 256                            gint         x,
 257                            gint         y,
 258                            gint         width,
 259                            gint         height)
 260 {
 261   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 262
 263   gdk_draw_rectangle (private->impl, gc, filled,
 264                       x, y, width, height);
 265 }
 266
 267 static void
 268 gdk_pixmap_draw_arc (GdkDrawable *drawable,
 269                      GdkGC       *gc,
 270                      gboolean     filled,
 271                      gint         x,
 272                      gint         y,
 273                      gint         width,
 274                      gint         height,
 275                      gint         angle1,
 276                      gint         angle2)
 277 {
 278   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 279
 280   gdk_draw_arc (private->impl, gc, filled,
 281                 x, y,
 282                 width, height, angle1, angle2);
 283 }
 284
 285 static void
 286 gdk_pixmap_draw_polygon (GdkDrawable *drawable,
 287                          GdkGC       *gc,
 288                          gboolean     filled,
 289                          GdkPoint    *points,
 290                          gint         npoints)
 291 {
 292   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 293
 294   gdk_draw_polygon (private->impl, gc, filled, points, npoints);
 295 }
 296
 297 static void
 298 gdk_pixmap_draw_text (GdkDrawable *drawable,
 299                       GdkFont     *font,
 300                       GdkGC       *gc,
 301                       gint         x,
 302                       gint         y,
 303                       const gchar *text,
 304                       gint         text_length)
 305 {
 306   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 307
 308   gdk_draw_text (private->impl, font, gc,
 309                  x, y, text, text_length);
 310 }
 311
 312 static void
 313 gdk_pixmap_draw_text_wc (GdkDrawable    *drawable,
 314                          GdkFont        *font,
 315                          GdkGC          *gc,
 316                          gint            x,
 317                          gint            y,
 318                          const GdkWChar *text,
 319                          gint            text_length)
 320 {
 321   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 322
 323   gdk_draw_text_wc (private->impl, font, gc,
 324                     x, y, text, text_length);
 325 }
 326
 327 static void
 328 gdk_pixmap_draw_drawable (GdkDrawable *drawable,
 329                           GdkGC       *gc,
 330                           GdkPixmap   *src,
 331                           gint         xsrc,
 332                           gint         ysrc,
 333                           gint         xdest,
 334                           gint         ydest,
 335                           gint         width,
 336                           gint         height)
 337 {
 338   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 339
 340   gdk_draw_drawable (private->impl, gc, src, xsrc, ysrc,
 341                      xdest, ydest,
 342                      width, height);
 343 }
 344
 345 static void
 346 gdk_pixmap_draw_points (GdkDrawable *drawable,
 347                         GdkGC       *gc,
 348                         GdkPoint    *points,
 349                         gint         npoints)
 350 {
 351   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 352
 353   gdk_draw_points (private->impl, gc, points, npoints);
 354 }
 355
 356 static void
 357 gdk_pixmap_draw_segments (GdkDrawable *drawable,
 358                           GdkGC       *gc,
 359                           GdkSegment  *segs,
 360                           gint         nsegs)
 361 {
 362   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 363
 364   gdk_draw_segments (private->impl, gc, segs, nsegs);
 365 }
 366
 367 static void
 368 gdk_pixmap_draw_lines (GdkDrawable *drawable,
 369                        GdkGC       *gc,
 370                        GdkPoint    *points,
 371                        gint         npoints)
 372 {
 373   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 374
 375   gdk_draw_lines (private->impl, gc, points, npoints);
 376 }
 377
 378 static void
 379 gdk_pixmap_draw_glyphs (GdkDrawable      *drawable,
 380                         GdkGC            *gc,
 381                         PangoFont        *font,
 382                         gint              x,
 383                         gint              y,
 384                         PangoGlyphString *glyphs)
 385 {
 386   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 387
 388   gdk_draw_glyphs (private->impl, gc, font, x, y, glyphs);
 389 }
 390
 391 static void
 392 gdk_pixmap_draw_glyphs_transformed (GdkDrawable      *drawable,
 393                                     GdkGC            *gc,
 394                                     PangoMatrix      *matrix,
 395                                     PangoFont        *font,
 396                                     gint              x,
 397                                     gint              y,
 398                                     PangoGlyphString *glyphs)
 399 {
 400   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 401
 402   gdk_draw_glyphs_transformed (private->impl, gc, matrix, font, x, y, glyphs);
 403 }
 404
 405 static void
 406 gdk_pixmap_draw_image (GdkDrawable     *drawable,
 407                        GdkGC           *gc,
 408                        GdkImage        *image,
 409                        gint             xsrc,
 410                        gint             ysrc,
 411                        gint             xdest,
 412                        gint             ydest,
 413                        gint             width,
 414                        gint             height)
 415 {
 416   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 417
 418   gdk_draw_image (private->impl, gc, image, xsrc, ysrc, xdest, ydest,
 419                   width, height);
 420 }
 421
 422 static void
 423 gdk_pixmap_draw_pixbuf (GdkDrawable     *drawable,
 424                         GdkGC           *gc,
 425                         GdkPixbuf       *pixbuf,
 426                         gint             src_x,
 427                         gint             src_y,
 428                         gint             dest_x,
 429                         gint             dest_y,
 430                         gint             width,
 431                         gint             height,
 432                         GdkRgbDither     dither,
 433                         gint             x_dither,
 434                         gint             y_dither)
 435 {
 436   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 437
 438   gdk_draw_pixbuf (private->impl, gc, pixbuf,
 439                    src_x, src_y, dest_x, dest_y, width, height,
 440                    dither, x_dither, y_dither);
 441 }
 442
 443 static void
 444 gdk_pixmap_draw_trapezoids (GdkDrawable     *drawable,
 445                             GdkGC           *gc,
 446                             GdkTrapezoid    *trapezoids,
 447                             gint             n_trapezoids)
 448 {
 449   GdkPixmapObject *private = (GdkPixmapObject *)drawable;
 450
 451   gdk_draw_trapezoids (private->impl, gc, trapezoids, n_trapezoids);
 452 }
 453
 454 static void
 455 gdk_pixmap_real_get_size (GdkDrawable *drawable,
 456                           gint *width,
 457                           gint *height)
 458 {
 459   g_return_if_fail (GDK_IS_PIXMAP (drawable));
 460
 461   gdk_drawable_get_size (GDK_DRAWABLE (((GdkPixmapObject*)drawable)->impl),
 462                          width, height);
 463 }
 464
 465 static GdkVisual*
 466 gdk_pixmap_real_get_visual (GdkDrawable *drawable)
 467 {
 468   GdkColormap *colormap;
 469
 470   g_return_val_if_fail (GDK_IS_PIXMAP (drawable), NULL);
 471
 472   colormap = gdk_drawable_get_colormap (drawable);
 473   return colormap ? gdk_colormap_get_visual (colormap) : NULL;
 474 }
 475
 476 static gint
 477 gdk_pixmap_real_get_depth (GdkDrawable *drawable)
 478 {
 479   gint depth;
 480
 481   g_return_val_if_fail (GDK_IS_PIXMAP (drawable), 0);
 482
 483   depth = GDK_PIXMAP_OBJECT (drawable)->depth;
 484
 485   return depth;
 486 }
 487
 488 static void
 489 gdk_pixmap_real_set_colormap (GdkDrawable *drawable,
 490                               GdkColormap *cmap)
 491 {
 492   g_return_if_fail (GDK_IS_PIXMAP (drawable));
 493
 494   gdk_drawable_set_colormap (((GdkPixmapObject*)drawable)->impl, cmap);
 495 }
 496
 497 static GdkColormap*
 498 gdk_pixmap_real_get_colormap (GdkDrawable *drawable)
 499 {
 500   g_return_val_if_fail (GDK_IS_PIXMAP (drawable), NULL);
 501
 502   return gdk_drawable_get_colormap (((GdkPixmapObject*)drawable)->impl);
 503 }
 504
 505 static GdkImage*
 506 gdk_pixmap_copy_to_image (GdkDrawable     *drawable,
 507                           GdkImage        *image,
 508                           gint             src_x,
 509                           gint             src_y,
 510                           gint             dest_x,
 511                           gint             dest_y,
 512                           gint             width,
 513                           gint             height)
 514 {
 515   g_return_val_if_fail (GDK_IS_PIXMAP (drawable), NULL);
 516
 517   return gdk_drawable_copy_to_image (((GdkPixmapObject*)drawable)->impl,
 518                                      image,
 519                                      src_x, src_y, dest_x, dest_y,
 520                                      width, height);
 521 }
 522
 523 static cairo_surface_t *
 524 gdk_pixmap_ref_cairo_surface (GdkDrawable *drawable)
 525 {
 526   return _gdk_drawable_ref_cairo_surface (((GdkPixmapObject*)drawable)->impl);
 527 }
 528
 529 static GdkBitmap *
 530 make_solid_mask (GdkScreen *screen, gint width, gint height)
 531 {
 532   GdkBitmap *bitmap;
 533   GdkGC *gc;
 534   GdkGCValues gc_values;
 535
 536   bitmap = gdk_pixmap_new (gdk_screen_get_root_window (screen),
 537                            width, height, 1);
 538
 539   gc_values.foreground.pixel = 1;
 540   gc = gdk_gc_new_with_values (bitmap, &gc_values, GDK_GC_FOREGROUND);
 541
 542   gdk_draw_rectangle (bitmap, gc, TRUE, 0, 0, width, height);
 543
 544   g_object_unref (gc);
 545
 546   return bitmap;
 547 }
 548
 549 #define PACKED_COLOR(c) ((((c)->red   & 0xff00)  << 8) |   \
 550                           ((c)->green & 0xff00)        |   \
 551                           ((c)->blue             >> 8))
 552
 553 static GdkPixmap *
 554 gdk_pixmap_colormap_new_from_pixbuf (GdkColormap    *colormap,
 555                                      GdkBitmap     **mask,
 556                                      const GdkColor *transparent_color,
 557                                      GdkPixbuf      *pixbuf)
 558 {
 559   GdkPixmap *pixmap;
 560   GdkPixbuf *render_pixbuf;
 561   GdkGC *tmp_gc;
 562   GdkScreen *screen = gdk_colormap_get_screen (colormap);
 563
 564   pixmap = gdk_pixmap_new (gdk_screen_get_root_window (screen),
 565                            gdk_pixbuf_get_width (pixbuf),
 566                            gdk_pixbuf_get_height (pixbuf),
 567                            gdk_colormap_get_visual (colormap)->depth);
 568   gdk_drawable_set_colormap (pixmap, colormap);
 569
 570   if (transparent_color)
 571     {
 572       guint32 packed_color = PACKED_COLOR (transparent_color);
 573       render_pixbuf = gdk_pixbuf_composite_color_simple (pixbuf,
 574                                                          gdk_pixbuf_get_width (pixbuf),
 575                                                          gdk_pixbuf_get_height (pixbuf),
 576                                                          GDK_INTERP_NEAREST,
 577                                                          255, 16, packed_color, packed_color);
 578     }
 579   else
 580     render_pixbuf = pixbuf;
 581
 582   tmp_gc = _gdk_drawable_get_scratch_gc (pixmap, FALSE);
 583   gdk_draw_pixbuf (pixmap, tmp_gc, render_pixbuf, 0, 0, 0, 0,
 584                    gdk_pixbuf_get_width (render_pixbuf),
 585                    gdk_pixbuf_get_height (render_pixbuf),
 586                    GDK_RGB_DITHER_NORMAL, 0, 0);
 587
 588   if (render_pixbuf != pixbuf)
 589     g_object_unref (render_pixbuf);
 590
 591   if (mask)
 592     gdk_pixbuf_render_pixmap_and_mask_for_colormap (pixbuf, colormap, NULL, mask, 128);
 593
 594   if (mask && !*mask)
 595     *mask = make_solid_mask (screen,
 596                              gdk_pixbuf_get_width (pixbuf),
 597                              gdk_pixbuf_get_height (pixbuf));
 598
 599   return pixmap;
 600 }
 601
 602 GdkPixmap*
 603 gdk_pixmap_colormap_create_from_xpm (GdkDrawable    *drawable,
 604                                      GdkColormap    *colormap,
 605                                      GdkBitmap     **mask,
 606                                      const GdkColor *transparent_color,
 607                                      const gchar    *filename)
 608 {
 609   GdkPixbuf *pixbuf;
 610   GdkPixmap *pixmap;
 611
 612   g_return_val_if_fail (drawable != NULL || colormap != NULL, NULL);
 613   g_return_val_if_fail (drawable == NULL || GDK_IS_DRAWABLE (drawable), NULL);
 614   g_return_val_if_fail (colormap == NULL || GDK_IS_COLORMAP (colormap), NULL);
 615
 616   if (colormap == NULL)
 617     colormap = gdk_drawable_get_colormap (drawable);
 618
 619   pixbuf = gdk_pixbuf_new_from_file (filename, NULL);
 620   if (!pixbuf)
 621     return NULL;
 622
 623   pixmap = gdk_pixmap_colormap_new_from_pixbuf (colormap, mask, transparent_color, pixbuf);
 624
 625   g_object_unref (pixbuf);
 626
 627   return pixmap;
 628 }
 629
 630 GdkPixmap*
 631 gdk_pixmap_create_from_xpm (GdkDrawable    *drawable,
 632                             GdkBitmap     **mask,
 633                             const GdkColor *transparent_color,
 634                             const gchar    *filename)
 635 {
 636   return gdk_pixmap_colormap_create_from_xpm (drawable, NULL, mask,
 637                                               transparent_color, filename);
 638 }
 639
 640 GdkPixmap*
 641 gdk_pixmap_colormap_create_from_xpm_d (GdkDrawable    *drawable,
 642                                        GdkColormap    *colormap,
 643                                        GdkBitmap     **mask,
 644                                        const GdkColor *transparent_color,
 645                                        gchar         **data)
 646 {
 647   GdkPixbuf *pixbuf;
 648   GdkPixmap *pixmap;
 649
 650   g_return_val_if_fail (drawable != NULL || colormap != NULL, NULL);
 651   g_return_val_if_fail (drawable == NULL || GDK_IS_DRAWABLE (drawable), NULL);
 652   g_return_val_if_fail (colormap == NULL || GDK_IS_COLORMAP (colormap), NULL);
 653
 654   if (colormap == NULL)
 655     colormap = gdk_drawable_get_colormap (drawable);
 656
 657   pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **)data);
 658   if (!pixbuf)
 659     return NULL;
 660
 661   pixmap = gdk_pixmap_colormap_new_from_pixbuf (colormap, mask, transparent_color, pixbuf);
 662
 663   g_object_unref (pixbuf);
 664
 665   return pixmap;
 666 }
 667
 668 GdkPixmap*
 669 gdk_pixmap_create_from_xpm_d (GdkDrawable    *drawable,
 670                               GdkBitmap     **mask,
 671                               const GdkColor *transparent_color,
 672                               gchar         **data)
 673 {
 674   return gdk_pixmap_colormap_create_from_xpm_d (drawable, NULL, mask,
 675                                                 transparent_color, data);
 676 }
 677
 678 static GdkScreen*
 679 gdk_pixmap_real_get_screen (GdkDrawable *drawable)
 680 {
 681     return gdk_drawable_get_screen (GDK_PIXMAP_OBJECT (drawable)->impl);
 682 }
 683
 684 #define __GDK_PIXMAP_C__
 685 #include "gdkaliasdef.c"