efl_animation: Add scale animation

6 files changed, 341 insertions, 0 deletions

diff --git a/src/Makefile_Evas.am b/src/Makefile_Evas.am
index 2cdda59bf6..76ffaf1d57 100644
--- a/src/Makefile_Evas.am
+++ b/src/Makefile_Evas.am
@@ -47,6 +47,7 @@ evas_eolian_pub_files = \
 	lib/evas/canvas/efl_animation.eo \
 	lib/evas/canvas/efl_animation_alpha.eo \
 	lib/evas/canvas/efl_animation_rotate.eo \
+	lib/evas/canvas/efl_animation_scale.eo \
 	lib/evas/canvas/efl_animation_instance.eo \
 	lib/evas/canvas/efl_animation_instance_alpha.eo \
 	lib/evas/canvas/efl_animation_instance_rotate.eo \
@@ -131,6 +132,7 @@ lib/evas/common3d/primitives/primitive_common.h \
 lib/evas/canvas/efl_animation_private.h \
 lib/evas/canvas/efl_animation_alpha_private.h \
 lib/evas/canvas/efl_animation_rotate_private.h \
+lib/evas/canvas/efl_animation_scale_private.h \
 lib/evas/canvas/efl_animation_instance_private.h \
 lib/evas/canvas/efl_animation_instance_alpha_private.h \
 lib/evas/canvas/efl_animation_instance_rotate_private.h
@@ -222,6 +224,7 @@ lib/evas/canvas/efl_input_focus.c \
 lib/evas/canvas/efl_animation.c \
 lib/evas/canvas/efl_animation_alpha.c \
 lib/evas/canvas/efl_animation_rotate.c \
+lib/evas/canvas/efl_animation_scale.c \
 lib/evas/canvas/efl_animation_instance.c \
 lib/evas/canvas/efl_animation_instance_alpha.c \
 lib/evas/canvas/efl_animation_instance_rotate.c \
diff --git a/src/lib/evas/Evas_Common.h b/src/lib/evas/Evas_Common.h
index 7c7661852e..88807897f4 100644
--- a/src/lib/evas/Evas_Common.h
+++ b/src/lib/evas/Evas_Common.h
@@ -3344,6 +3344,13 @@ typedef Eo Efl_Animation_Rotate;
 
 #endif
 
+#ifndef _EFL_ANIMATION_SCALE_EO_CLASS_TYPE
+#define _EFL_ANIMATION_SCALE_EO_CLASS_TYPE
+
+typedef Eo Efl_Animation_Scale;
+
+#endif
+
 #ifndef _EFL_ANIMATION_INSTANCE_EO_CLASS_TYPE
 #define _EFL_ANIMATION_INSTANCE_EO_CLASS_TYPE
 
diff --git a/src/lib/evas/Evas_Eo.h b/src/lib/evas/Evas_Eo.h
index 8254bb3c2b..b5c39dc6a9 100644
--- a/src/lib/evas/Evas_Eo.h
+++ b/src/lib/evas/Evas_Eo.h
@@ -58,6 +58,7 @@
 #include "canvas/efl_animation.eo.h"
 #include "canvas/efl_animation_alpha.eo.h"
 #include "canvas/efl_animation_rotate.eo.h"
+#include "canvas/efl_animation_scale.eo.h"
 #include "canvas/efl_animation_instance.eo.h"
 #include "canvas/efl_animation_instance_alpha.eo.h"
 #include "canvas/efl_animation_instance_rotate.eo.h"
diff --git a/src/lib/evas/canvas/efl_animation_scale.c b/src/lib/evas/canvas/efl_animation_scale.c
new file mode 100644
index 0000000000..fa624ae83c
--- /dev/null
+++ b/src/lib/evas/canvas/efl_animation_scale.c
@@ -0,0 +1,240 @@
+#include "efl_animation_scale_private.h"
+
+EOLIAN static void
+_efl_animation_scale_scale_set(Eo *eo_obj,
+                               Efl_Animation_Scale_Data *pd,
+                               double from_scale_x,
+                               double from_scale_y,
+                               double to_scale_x,
+                               double to_scale_y,
+                               Efl_Canvas_Object *pivot,
+                               double cx,
+                               double cy)
+{
+   EFL_ANIMATION_SCALE_CHECK_OR_RETURN(eo_obj);
+
+   pd->from.scale_x = from_scale_x;
+   pd->from.scale_y = from_scale_y;
+
+   pd->to.scale_x = to_scale_x;
+   pd->to.scale_y = to_scale_y;
+
+   pd->rel_pivot.obj = pivot;
+   pd->rel_pivot.cx = cx;
+   pd->rel_pivot.cy = cy;
+
+   //Update absolute pivot based on relative pivot
+   Evas_Coord x = 0;
+   Evas_Coord y = 0;
+   Evas_Coord w = 0;
+   Evas_Coord h = 0;
+
+   if (pivot)
+     evas_object_geometry_get(pivot, &x, &y, &w, &h);
+   else
+     {
+        Efl_Canvas_Object *target = efl_animation_target_get(eo_obj);
+        if (target)
+          evas_object_geometry_get(target, &x, &y, &w, &h);
+     }
+
+   pd->abs_pivot.cx = x + (w * cx);
+   pd->abs_pivot.cy = y + (h * cy);
+
+   pd->use_rel_pivot = EINA_TRUE;
+}
+
+EOLIAN static void
+_efl_animation_scale_scale_get(Eo *eo_obj,
+                               Efl_Animation_Scale_Data *pd,
+                               double *from_scale_x,
+                               double *from_scale_y,
+                               double *to_scale_x,
+                               double *to_scale_y,
+                               Efl_Canvas_Object **pivot,
+                               double *cx,
+                               double *cy)
+{
+   EFL_ANIMATION_SCALE_CHECK_OR_RETURN(eo_obj);
+
+   //Update relative pivot based on absolute pivot
+   if (!pd->use_rel_pivot)
+     {
+        Evas_Coord x = 0;
+        Evas_Coord y = 0;
+        Evas_Coord w = 0;
+        Evas_Coord h = 0;
+
+        Efl_Canvas_Object *target = efl_animation_target_get(eo_obj);
+        if (target)
+          evas_object_geometry_get(target, &x, &y, &w, &h);
+
+        if (w != 0)
+          pd->rel_pivot.cx = (double)(pd->abs_pivot.cx - x) / w;
+        else
+          pd->rel_pivot.cx = 0.0;
+
+        if (h != 0)
+          pd->rel_pivot.cy = (double)(pd->abs_pivot.cy - y) / h;
+        else
+          pd->rel_pivot.cy = 0.0;
+     }
+
+   if (from_scale_x)
+     *from_scale_x = pd->from.scale_x;
+
+   if (from_scale_y)
+     *from_scale_y = pd->from.scale_y;
+
+   if (to_scale_x)
+     *to_scale_x = pd->to.scale_x;
+
+   if (to_scale_y)
+     *to_scale_y = pd->to.scale_y;
+
+   if (pivot)
+     *pivot = pd->rel_pivot.obj;
+
+   if (cx)
+     *cx = pd->rel_pivot.cx;
+
+   if (cy)
+     *cy = pd->rel_pivot.cy;
+}
+
+EOLIAN static void
+_efl_animation_scale_scale_absolute_set(Eo *eo_obj,
+                                        Efl_Animation_Scale_Data *pd,
+                                        double from_scale_x,
+                                        double from_scale_y,
+                                        double to_scale_x,
+                                        double to_scale_y,
+                                        Evas_Coord cx,
+                                        Evas_Coord cy)
+{
+   EFL_ANIMATION_SCALE_CHECK_OR_RETURN(eo_obj);
+
+   pd->from.scale_x = from_scale_x;
+   pd->from.scale_y = from_scale_y;
+
+   pd->to.scale_x = to_scale_x;
+   pd->to.scale_y = to_scale_y;
+
+   pd->abs_pivot.cx = cx;
+   pd->abs_pivot.cy = cy;
+
+   //Update relative pivot based on absolute pivot
+   Evas_Coord x = 0;
+   Evas_Coord y = 0;
+   Evas_Coord w = 0;
+   Evas_Coord h = 0;
+
+   Efl_Canvas_Object *target = efl_animation_target_get(eo_obj);
+   if (target)
+     evas_object_geometry_get(target, &x, &y, &w, &h);
+
+   pd->rel_pivot.obj = NULL;
+
+   if (w != 0)
+     pd->rel_pivot.cx = (double)(cx - x) / w;
+   else
+     pd->rel_pivot.cx = 0.0;
+
+   if (h != 0)
+     pd->rel_pivot.cy = (double)(cy - y) / h;
+   else
+     pd->rel_pivot.cy = 0.0;
+
+   pd->use_rel_pivot = EINA_FALSE;
+}
+
+EOLIAN static void
+_efl_animation_scale_scale_absolute_get(Eo *eo_obj,
+                                        Efl_Animation_Scale_Data *pd,
+                                        double *from_scale_x,
+                                        double *from_scale_y,
+                                        double *to_scale_x,
+                                        double *to_scale_y,
+                                        Evas_Coord *cx,
+                                        Evas_Coord *cy)
+{
+   EFL_ANIMATION_SCALE_CHECK_OR_RETURN(eo_obj);
+
+   //Update absolute pivot based on relative pivot
+   if (pd->use_rel_pivot)
+     {
+        Evas_Coord x = 0;
+        Evas_Coord y = 0;
+        Evas_Coord w = 0;
+        Evas_Coord h = 0;
+
+        if (pd->rel_pivot.obj)
+          evas_object_geometry_get(pd->rel_pivot.obj, &x, &y, &w, &h);
+        else
+          {
+             Efl_Canvas_Object *target = efl_animation_target_get(eo_obj);
+             if (target)
+               evas_object_geometry_get(target, &x, &y, &w, &h);
+          }
+
+        pd->abs_pivot.cx = x + (w * pd->rel_pivot.cx);
+        pd->abs_pivot.cy = y + (h * pd->rel_pivot.cy);
+     }
+
+   if (from_scale_x)
+     *from_scale_x = pd->from.scale_x;
+
+   if (from_scale_y)
+     *from_scale_y = pd->from.scale_y;
+
+   if (to_scale_x)
+     *to_scale_x = pd->to.scale_x;
+
+   if (to_scale_y)
+     *to_scale_y = pd->to.scale_y;
+
+   if (cx)
+     *cx = pd->abs_pivot.cx;
+
+   if (cy)
+     *cy = pd->abs_pivot.cy;
+}
+
+EOLIAN static void
+_efl_animation_scale_efl_animation_duration_set(Eo *eo_obj,
+                                                Efl_Animation_Scale_Data *pd EINA_UNUSED,
+                                                double duration)
+{
+   EFL_ANIMATION_SCALE_CHECK_OR_RETURN(eo_obj);
+
+   //For a single animation, duration should be equal to or bigger than 0.0.
+   if (duration < 0.0) return;
+
+   //For a single animation, total duration is the same as duration.
+   efl_animation_total_duration_set(eo_obj, duration);
+
+   efl_animation_duration_set(efl_super(eo_obj, MY_CLASS), duration);
+}
+
+EOLIAN static Efl_Object *
+_efl_animation_scale_efl_object_constructor(Eo *eo_obj,
+                                            Efl_Animation_Scale_Data *pd)
+{
+   eo_obj = efl_constructor(efl_super(eo_obj, MY_CLASS));
+
+   pd->from.scale_x = 1.0;
+   pd->from.scale_y = 1.0;
+
+   pd->rel_pivot.obj = NULL;
+   pd->rel_pivot.cx = 0.5;
+   pd->rel_pivot.cy = 0.5;
+
+   pd->abs_pivot.cx = 0;
+   pd->abs_pivot.cy = 0;
+
+   pd->use_rel_pivot = EINA_TRUE;
+
+   return eo_obj;
+}
+
+#include "efl_animation_scale.eo.c"
diff --git a/src/lib/evas/canvas/efl_animation_scale.eo b/src/lib/evas/canvas/efl_animation_scale.eo
new file mode 100644
index 0000000000..7e3be30b57
--- /dev/null
+++ b/src/lib/evas/canvas/efl_animation_scale.eo
@@ -0,0 +1,42 @@
+import efl_animation_types;
+
+class Efl.Animation.Scale (Efl.Animation)
+{
+   [[Efl scale animation class]]
+   data: Efl_Animation_Scale_Data;
+   methods {
+      @property scale {
+         set {
+         }
+         get {
+         }
+         values {
+            from_scale_x: double; [[Scale factor along x axis when animation starts]]
+            from_scale_y: double; [[Scale factor along y axis when animation starts]]
+            to_scale_x: double; [[Scale factor along x axis when animation ends]]
+            to_scale_y: double; [[Scale factor along y axis when animation ends]]
+            pivot: Efl.Canvas.Object; [[Pivot object for the center point. If the pivot object is NULL, then the object is scaled on itself.]]
+            cx: double; [[X relative coordinate of the center point. The left end is 0.0 and the right end is 1.0 (the center is 0.5).]]
+            cy: double; [[Y relative coordinate of the center point. The top end is 0.0 and the bottom end is 1.0 (the center is 0.5).]]
+         }
+      }
+      @property scale_absolute {
+         set {
+         }
+         get {
+         }
+         values {
+            from_scale_x: double; [[Scale factor along x axis when animation starts]]
+            from_scale_y: double; [[Scale factor along y axis when animation starts]]
+            to_scale_x: double; [[Scale factor along x axis when animation ends]]
+            to_scale_y: double; [[Scale factor along y axis when animation ends]]
+            cx: int; [[X absolute coordinate of the center point.]]
+            cy: int; [[Y absolute coordinate of the center point.]]
+         }
+      }
+   }
+   implements {
+      Efl.Object.constructor;
+      Efl.Animation.duration { set; }
+   }
+}
diff --git a/src/lib/evas/canvas/efl_animation_scale_private.h b/src/lib/evas/canvas/efl_animation_scale_private.h
new file mode 100644
index 0000000000..298097a64c
--- /dev/null
+++ b/src/lib/evas/canvas/efl_animation_scale_private.h
@@ -0,0 +1,48 @@
+#define EFL_ANIMATION_PROTECTED
+
+#include "evas_common_private.h"
+
+#define MY_CLASS EFL_ANIMATION_SCALE_CLASS
+#define MY_CLASS_NAME efl_class_name_get(MY_CLASS)
+
+#define EFL_ANIMATION_SCALE_CHECK_OR_RETURN(anim, ...) \
+   do { \
+      if (!anim) { \
+         CRI("Efl_Animation " # anim " is NULL!"); \
+         return __VA_ARGS__; \
+      } \
+      if (efl_animation_is_deleted(anim)) { \
+         ERR("Efl_Animation " # anim " has already been deleted!"); \
+         return __VA_ARGS__; \
+      } \
+   } while (0)
+
+#define EFL_ANIMATION_SCALE_DATA_GET(o, pd) \
+   Efl_Animation_Scale_Data *pd = efl_data_scope_get(o, EFL_ANIMATION_SCALE_CLASS)
+
+typedef struct _Efl_Animation_Scale_Property
+{
+   double scale_x, scale_y;
+} Efl_Animation_Scale_Property;
+
+typedef struct _Efl_Animation_Scale_Absolute_Pivot
+{
+   Evas_Coord cx, cy;
+} Efl_Animation_Scale_Absolute_Pivot;
+
+typedef struct _Efl_Animation_Scale_Relative_Pivot
+{
+   Efl_Canvas_Object *obj;
+   double             cx, cy;
+} Efl_Animation_Scale_Relative_Pivot;
+
+typedef struct _Efl_Animation_Scale_Data
+{
+   Efl_Animation_Scale_Property from;
+   Efl_Animation_Scale_Property to;
+
+   Efl_Animation_Scale_Absolute_Pivot abs_pivot;
+   Efl_Animation_Scale_Relative_Pivot rel_pivot;
+
+   Eina_Bool use_rel_pivot;
+} Efl_Animation_Scale_Data;