lcd-16bit: Introduce lcd_gradient_fillrect_part().

It is similar to lcd_gradient_fillrect(), except that it only draws a part
of the complete gradient. This can be used to draw only the bottom half
of a full gradient.

Change-Id: Ib47cc5237f6966e35ba07988bddbb00fd97adf96

1 files changed, 2 insertions, 0 deletions

diff --git a/apps/screen_access.h b/apps/screen_access.h
index 210ad2e990..d5bcd7e095 100644
--- a/apps/screen_access.h
+++ b/apps/screen_access.h
@@ -169,6 +169,8 @@ struct screen
 #if defined(HAVE_LCD_COLOR)    
     void (*gradient_fillrect)(int x, int y, int width, int height,
             unsigned start, unsigned end);
+    void (*gradient_fillrect_part)(int x, int y, int width, int height,
+            unsigned start, unsigned end, int src_height, int row_skip);
 #endif
 #endif
 #if defined(HAVE_LCD_BITMAP)