diff options
Diffstat (limited to 'src/lib/evas/canvas/efl_canvas_animation_alpha.c')
| -rw-r--r-- | src/lib/evas/canvas/efl_canvas_animation_alpha.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/lib/evas/canvas/efl_canvas_animation_alpha.c b/src/lib/evas/canvas/efl_canvas_animation_alpha.c new file mode 100644 index 0000000000..8723aee184 --- /dev/null +++ b/src/lib/evas/canvas/efl_canvas_animation_alpha.c @@ -0,0 +1,64 @@ +#include "efl_canvas_animation_alpha_private.h" + +#define MY_CLASS EFL_CANVAS_ANIMATION_ALPHA_CLASS + +EOLIAN static void +_efl_canvas_animation_alpha_alpha_set(Eo *eo_obj EINA_UNUSED, + Efl_Canvas_Animation_Alpha_Data *pd, + double from_alpha, + double to_alpha) +{ + pd->from.alpha = from_alpha; + pd->to.alpha = to_alpha; +} + +EOLIAN static void +_efl_canvas_animation_alpha_alpha_get(const Eo *eo_obj EINA_UNUSED, + Efl_Canvas_Animation_Alpha_Data *pd, + double *from_alpha, + double *to_alpha) +{ + if (from_alpha) + *from_alpha = pd->from.alpha; + if (to_alpha) + *to_alpha = pd->to.alpha; +} + + +EOLIAN static double +_efl_canvas_animation_alpha_efl_canvas_animation_animation_apply(Eo *eo_obj, + Efl_Canvas_Animation_Alpha_Data *pd EINA_UNUSED, + double progress, + Efl_Canvas_Object *target) +{ + double from_alpha, to_alpha; + int cur_alpha; + int i; + + progress = efl_animation_apply(efl_super(eo_obj, MY_CLASS), progress, target); + if (!target) return progress; + + efl_animation_alpha_get(eo_obj, &from_alpha, &to_alpha); + cur_alpha = (int)(GET_STATUS(from_alpha, to_alpha, progress) * 255); + + for (i = 0; i < 4; i++) + { + efl_gfx_map_color_set(target, i, cur_alpha, cur_alpha, cur_alpha, cur_alpha); + } + + return progress; +} + +EOLIAN static Efl_Object * +_efl_canvas_animation_alpha_efl_object_constructor(Eo *eo_obj, + Efl_Canvas_Animation_Alpha_Data *pd) +{ + eo_obj = efl_constructor(efl_super(eo_obj, MY_CLASS)); + + pd->from.alpha = 1.0; + pd->to.alpha = 1.0; + + return eo_obj; +} + +#include "efl_canvas_animation_alpha.eo.c" |