Changeset bea947f in mainline for uspace/lib/gfx/include/types/gfx/bitmap.h

Timestamp:

2020-05-24T17:59:02Z (4 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

b3b00b6

Parents:

ef20a91

Message:

Implement bitmap color key to allow transparent cursor background

This seems to be the simplest solution of them all. It will work
on any bit depth except 1 bit per pixel (monochrome), where we would
need to extend the bitmap with a bit mask instead.

File:

• uspace/lib/gfx/include/types/gfx/bitmap.h (modified) (2 diffs)

uspace/lib/gfx/include/types/gfx/bitmap.h

@@ -38 +38 @@
 
 #include <errno.h>
+#include <io/pixel.h>
 #include <stddef.h>
 #include <types/gfx/coord.h>
@@ -44 +45 @@
 typedef struct gfx_bitmap gfx_bitmap_t;
 
+/** Bitmap flags */
+typedef enum {
+        /** Enable color key */
+        bmpf_color_key = 0x1
+} gfx_bitmap_flags_t;
+
 /** Bitmap parameters */
 typedef struct {
         /** Rectangle represented in pixel array */
         gfx_rect_t rect;
+        /** Bitmap flags */
+        gfx_bitmap_flags_t flags;
+        /** Key color */
+        pixel_t key_color;
 } gfx_bitmap_params_t;