efl_interpolator: change Efl.Interpolator class to interface

Since Efl.Interpolator's subclasses are used as interpolator class,
Efl.Interpolator class is changed to be an interface.

This change allows Efl.Canvas.Animation to have Efl.Interpolator as its
property in efl_canvas_animation.eo.

3 files changed, 15 insertions, 0 deletions

diff --git a/src/lib/efl/interfaces/efl_interfaces_main.c b/src/lib/efl/interfaces/efl_interfaces_main.c
index f5b8634d68..a21d7505aa 100644
--- a/src/lib/efl/interfaces/efl_interfaces_main.c
+++ b/src/lib/efl/interfaces/efl_interfaces_main.c
@@ -61,6 +61,7 @@
 
 #include "interfaces/efl_model.eo.c"
 #include "interfaces/efl_animator.eo.c"
+#include "interfaces/efl_interpolator.eo.c"
 #include "interfaces/efl_orientation.eo.c"
 #include "interfaces/efl_ui_base.eo.c"
 #include "interfaces/efl_ui_direction.eo.c"
diff --git a/src/lib/efl/interfaces/efl_interpolator.eo b/src/lib/efl/interfaces/efl_interpolator.eo
new file mode 100644
index 0000000000..4c25d9c026
--- /dev/null
+++ b/src/lib/efl/interfaces/efl_interpolator.eo
@@ -0,0 +1,13 @@
+interface Efl.Interpolator ()
+{
+   [[Efl interpolator interface]]
+   methods {
+      interpolate {
+         [[Interpolate the given value.]]
+         return: double; [[Output value calculated by interpolating the input value.]]
+         params {
+            @in progress: double; [[Input value mapped from 0.0 to 1.0.]]
+         }
+      }
+   }
+}
diff --git a/src/lib/efl/interfaces/meson.build b/src/lib/efl/interfaces/meson.build
index 012bc12ff2..03d88e2aac 100644
--- a/src/lib/efl/interfaces/meson.build
+++ b/src/lib/efl/interfaces/meson.build
@@ -71,6 +71,7 @@ pub_eo_files = [
   'efl_gfx_size_hint.eo',
   'efl_model.eo',
   'efl_animator.eo',
+  'efl_interpolator.eo',
   'efl_orientation.eo',
   'efl_container.eo',
   'efl_content.eo',