rnd-20020906-3-src

[rocksndiamonds.git] / src / libgame / image.c

diff --git a/src/libgame/image.c b/src/libgame/image.c
index 8299ad2b400e1ec20907442d04f575582d9ac830..ec8b0fdcbee349129df4d8dccd91d2bb11d305fb 100644 (file)
--- a/src/libgame/image.c
+++ b/src/libgame/image.c
@@ -16,6 +16,10 @@
 #include "misc.h"
 
 
+/* ========================================================================= */
+/* PLATFORM SPECIFIC IMAGE FUNCTIONS                                         */
+/* ========================================================================= */
+
 #if defined(TARGET_X11)
 
 /* for MS-DOS/Allegro, exclude all except newImage() and freeImage() */
@@ -635,3 +639,89 @@ int Read_PCX_to_Pixmap(Display *display, Window window, GC gc, char *filename,
 
 #endif /* PLATFORM_UNIX */
 #endif /* TARGET_X11 */
+
+
+/* ========================================================================= */
+/* PLATFORM INDEPENDANT IMAGE FUNCTIONS                                      */
+/* ========================================================================= */
+
+struct ImageInfo
+{
+  char *source_filename;
+  int num_references;
+
+  Bitmap *bitmap;
+};
+typedef struct ImageInfo ImageInfo;
+
+static struct ArtworkListInfo *image_info = NULL;
+
+static void *Load_PCX(char *filename)
+{
+  ImageInfo *img_info;
+
+#if 0
+  printf("loading PCX file '%s'\n", filename);
+#endif
+
+  img_info = checked_calloc(sizeof(ImageInfo));
+
+  if ((img_info->bitmap = LoadImage(filename)) == NULL)
+  {
+    Error(ERR_WARN, "cannot read image file '%s': LoadImage() failed: %s",
+         filename, GetError());
+    free(img_info);
+    return NULL;
+  }
+
+  img_info->source_filename = getStringCopy(filename);
+
+  return img_info;
+}
+
+static void FreeImage(void *ptr)
+{
+  ImageInfo *image = (ImageInfo *)ptr;
+
+  if (image == NULL)
+    return;
+
+  if (image->bitmap)
+    FreeBitmap(image->bitmap);
+
+  if (image->source_filename)
+    free(image->source_filename);
+
+  free(image);
+}
+
+void InitImageList(struct FileInfo *file_list, int num_list_entries)
+{
+  if (image_info == NULL)
+    image_info = checked_calloc(sizeof(struct ArtworkListInfo));
+
+  if (image_info->artwork_list == NULL)
+    image_info->artwork_list =
+      checked_calloc(num_list_entries * sizeof(ImageInfo *));
+
+  image_info->type = ARTWORK_TYPE_GRAPHICS;
+  image_info->num_list_entries = num_list_entries;
+  image_info->file_list = file_list;
+  image_info->content_list = NULL;
+  image_info->load_artwork = Load_PCX;
+  image_info->free_artwork = FreeImage;
+}
+
+void ReloadCustomImages()
+{
+#if 0
+  printf("DEBUG: reloading images '%s' ...\n", artwork.gfx_current_identifier);
+#endif
+
+  ReloadCustomArtworkList(image_info);
+}
+
+void FreeAllImages()
+{
+  FreeCustomArtworkList(image_info);
+}