+Property::Index Visual::Base::GetPropertyIndex( Property::Key key )
+{
+ Property::Index index = DevelHandle::GetPropertyIndex( mImpl->mRenderer, key );
+
+ if( index == Property::INVALID_INDEX )
+ {
+ // Is it a shader property?
+ Shader shader = mImpl->mRenderer.GetShader();
+ index = DevelHandle::GetPropertyIndex( shader, key );
+ if( index != Property::INVALID_INDEX )
+ {
+ // Yes - we should register it in the Renderer so it can be set / animated
+ // independently, as shaders are shared across multiple renderers.
+ std::string keyName;
+ Property::Index keyIndex( Property::INVALID_KEY );
+ if( key.type == Property::Key::INDEX )
+ {
+ keyName = shader.GetPropertyName( index );
+ keyIndex = key.indexKey;
+ }
+ else
+ {
+ keyName = key.stringKey;
+ // Leave keyIndex as INVALID_KEY - it can still be registered against the string key.
+ }
+ Property::Value value = shader.GetProperty( index );
+ index = DevelHandle::RegisterProperty( mImpl->mRenderer, keyIndex, keyName, value );
+ }
+ }
+ return index;
+}
+
+void Visual::Base::SetupTransition(
+ Dali::Animation& transition,
+ Internal::TransitionData::Animator& animator,
+ Property::Index index,
+ Property::Value& initialValue,
+ Property::Value& targetValue )
+{
+ if( index != Property::INVALID_INDEX )
+ {
+ if( mImpl->mRenderer )
+ {
+ if( animator.animate == false )
+ {
+ mImpl->mRenderer.SetProperty( index, targetValue );
+ }
+ else
+ {
+ if( animator.initialValue.GetType() != Property::NONE )
+ {
+ mImpl->mRenderer.SetProperty( index, initialValue );
+ }
+
+ if( ! transition )
+ {
+ transition = Dali::Animation::New( 0.1f );
+ }
+
+ transition.AnimateTo( Property( mImpl->mRenderer, index ),
+ targetValue,
+ animator.alphaFunction,
+ TimePeriod( animator.timePeriodDelay,
+ animator.timePeriodDuration ) );
+ }
+ }
+ }
+}
+
+void Visual::Base::AnimateProperty(
+ Dali::Animation& transition,
+ Internal::TransitionData::Animator& animator )