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authorWalter van Niftrik2009-04-24 14:30:27 +0000
committerWalter van Niftrik2009-04-24 14:30:27 +0000
commit8d3cb3bd5f60895fe41bb515b3106d19959b98cf (patch)
tree2ec4c82fc92aeae32bf68c0f84d5cb88148f4f39 /engines/sci
parent6f60e0dd48aea56c47af0b682ab9ddcc4fcc570b (diff)
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SCI: Fix transparency in view-based mouse cursors.
svn-id: r40116
Diffstat (limited to 'engines/sci')
-rw-r--r--engines/sci/gfx/gfx_driver.cpp11
-rw-r--r--engines/sci/gfx/gfx_system.h1
-rw-r--r--engines/sci/gfx/res_cursor.cpp2
3 files changed, 10 insertions, 4 deletions
diff --git a/engines/sci/gfx/gfx_driver.cpp b/engines/sci/gfx/gfx_driver.cpp
index aa8bbc98ac..ffe161d846 100644
--- a/engines/sci/gfx/gfx_driver.cpp
+++ b/engines/sci/gfx/gfx_driver.cpp
@@ -271,7 +271,8 @@ static uint8 *create_cursor(gfx_driver_t *drv, gfx_pixmap_t *pointer, int mode)
for (int xc = 0; xc < pointer->index_width; xc++) {
uint8 color = *src;
- if (color != 255)
+ // FIXME: The palette size check is a workaround for cursors using non-palette colour GFX_CURSOR_TRANSPARENT
+ if (color < pointer->palette->size())
color = pointer->palette->getColor(color).parent_index;
for (int scalectr = 0; scalectr < drv->mode->xfact; scalectr++) {
*pos++ = color;
@@ -292,7 +293,13 @@ static int scummvm_set_pointer(gfx_driver_t *drv, gfx_pixmap_t *pointer, Common:
} else {
delete[] S->pointer_data;
S->pointer_data = create_cursor(drv, pointer, 1);
- g_system->setMouseCursor(S->pointer_data, pointer->width, pointer->height, hotspot->x, hotspot->y);
+
+ // FIXME: The palette size check is a workaround for cursors using non-palette colour GFX_CURSOR_TRANSPARENT
+ uint8 color_key = GFX_CURSOR_TRANSPARENT;
+ if ((pointer->color_key != GFX_PIXMAP_COLOR_KEY_NONE) && ((unsigned int)pointer->color_key < pointer->palette->size()))
+ color_key = pointer->palette->getColor(pointer->color_key).parent_index;
+
+ g_system->setMouseCursor(S->pointer_data, pointer->width, pointer->height, hotspot->x, hotspot->y, color_key);
g_system->showMouse(true);
}
diff --git a/engines/sci/gfx/gfx_system.h b/engines/sci/gfx/gfx_system.h
index c3abc73fef..bfbc7299ff 100644
--- a/engines/sci/gfx/gfx_system.h
+++ b/engines/sci/gfx/gfx_system.h
@@ -164,6 +164,7 @@ extern rect_t gfx_rect_fullscreen;
#define GFX_PIXMAP_FLAG_PALETTIZED (1<<6) /* Indicates a palettized view */
#define GFX_PIXMAP_COLOR_KEY_NONE -1 /* No transpacency colour key */
+#define GFX_CURSOR_TRANSPARENT 255 // Cursor colour key
struct gfx_pixmap_t { /* gfx_pixmap_t: Pixel map */
diff --git a/engines/sci/gfx/res_cursor.cpp b/engines/sci/gfx/res_cursor.cpp
index 9a109f6ebf..82c3b694cd 100644
--- a/engines/sci/gfx/res_cursor.cpp
+++ b/engines/sci/gfx/res_cursor.cpp
@@ -37,8 +37,6 @@ namespace Sci {
#define GFX_SCI01_CURSOR_COLORS_NR 3
#define GFX_SCI0_CURSOR_COLORS_NR 2
-#define GFX_CURSOR_TRANSPARENT 255
-
gfx_pixmap_color_t gfx_sci01_cursor_colors[GFX_SCI01_CURSOR_COLORS_NR] = {
{GFX_COLOR_INDEX_UNMAPPED, 0x00, 0x00, 0x00},
{GFX_COLOR_INDEX_UNMAPPED, 0xff, 0xff, 0xff},