diff options
Diffstat (limited to 'components/gui/include/rtgui/dc.h')
| -rw-r--r-- | components/gui/include/rtgui/dc.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/components/gui/include/rtgui/dc.h b/components/gui/include/rtgui/dc.h index 20350cfe89..3dddbbff2a 100644 --- a/components/gui/include/rtgui/dc.h +++ b/components/gui/include/rtgui/dc.h @@ -121,6 +121,8 @@ struct rtgui_dc_buffer struct rtgui_image_item *image_item; #endif + /* pixel alpha */ + rt_uint8_t pixel_alpha; /* pixel data */ rt_uint8_t *pixel; }; @@ -138,6 +140,7 @@ struct rtgui_dc *rtgui_img_dc_create_pixformat(rt_uint8_t pixel_format, rt_uint8 struct rtgui_image_item *image_item); #endif struct rtgui_dc *rtgui_dc_buffer_create_from_dc(struct rtgui_dc* dc); +void rtgui_dc_buffer_set_alpha(struct rtgui_dc* dc, rt_uint8_t pixel_alpha); /* create a widget dc */ struct rtgui_dc *rtgui_dc_widget_create(struct rtgui_widget * owner); |