ImageVisual Load policy

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / visuals / visual-factory-impl.h

diff --git a/dali-toolkit/internal/visuals/visual-factory-impl.h b/dali-toolkit/internal/visuals/visual-factory-impl.h
index 501a854..257b03c 100644 (file)
--- a/dali-toolkit/internal/visuals/visual-factory-impl.h
+++ b/dali-toolkit/internal/visuals/visual-factory-impl.h
@@ -2,7 +2,7 @@
 #define DALI_TOOLKIT_VISUAL_FACTORY_IMPL_H
 
 /*
- * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,6 +23,7 @@
 // INTERNAL INCLUDES
 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
 #include <dali-toolkit/devel-api/visual-factory/visual-base.h>
+#include <dali-toolkit/internal/visuals/visual-base-impl.h>
 
 namespace Dali
 {
@@ -65,6 +66,11 @@ public:
    */
   Toolkit::Visual::Base CreateVisual( const std::string& image, ImageDimensions size );
 
+  /**
+   * @return the reference to texture manager
+   */
+  Internal::TextureManager& GetTextureManager();
+
 protected:
 
   /**
@@ -90,6 +96,54 @@ private:
   bool                    mDebugEnabled;
 };
 
+/**
+ * @brief Template to allow discard old visual, get new one and set it on stage if possible
+ *
+ * @tparam ParameterType0 The type of first argument passed to the CreateVisual()
+ * @tparam ParameterType1 The type of second argument passed to the CreateVisual()
+ * @SINCE_1_0.39
+ * @param[in] actor Actor for which the visual will be replaced
+ * @param[in,out] visual The visual to be replaced
+ * @param[in] param0 First template based argument passed to the visual factory
+ * @param[in] param1 Second template based argument passed to the visual factory
+ */
+template< class ParameterType0, class ParameterType1 >
+void InitializeVisual( Actor& actor, Toolkit::Visual::Base& visual, ParameterType0& param0, ParameterType1& param1 )
+{
+  if( actor )
+  {
+    Toolkit::GetImplementation(visual).SetOffStage( actor );
+  }
+  visual = Toolkit::VisualFactory::Get().CreateVisual( param0, param1 );
+  if( visual && actor && actor.OnStage() )
+  {
+    Toolkit::GetImplementation(visual).SetOnStage(actor);
+  }
+}
+
+/**
+ * @brief Template to allow discard old visual, get new one and set it on stage if possible
+ *
+ * @tparam ParameterType The type of argument passed to the CreateVisual()
+ * @SINCE_1_0.39
+ * @param[in] actor Actor for which the visual will be replaced
+ * @param[in,out] visual The visual to be replaced
+ * @param[in] param Template based argument passed to the visual factory
+ */
+template< class ParameterType >
+void InitializeVisual( Actor& actor, Toolkit::Visual::Base& visual, ParameterType& param )
+{
+  if( actor && visual )
+  {
+    Toolkit::GetImplementation(visual).SetOffStage( actor );
+  }
+  visual =  Toolkit::VisualFactory::Get().CreateVisual( param );
+  if( visual && actor && actor.OnStage() )
+  {
+    Toolkit::GetImplementation(visual).SetOnStage(actor);
+  }
+}
+
 } // namespace Internal
 
 inline const Internal::VisualFactory& GetImplementation(const Toolkit::VisualFactory& factory)