#define DALI_TOOLKIT_INTERNAL_IMAGE_VISUAL_H
/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2016 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.
*
*/
-// INTERNAL INCLUDES
-#include <dali-toolkit/internal/visuals/visual-base-impl.h>
-
// EXTERNAL INCLUDES
+#include <dali/public-api/common/intrusive-ptr.h>
#include <dali/public-api/images/image.h>
#include <dali/public-api/images/image-operations.h>
#include <dali/public-api/images/resource-image.h>
+#include <dali/devel-api/object/weak-handle.h>
+
+// INTERNAL INCLUDES
+#include <dali-toolkit/internal/visuals/visual-base-impl.h>
+#include <dali-toolkit/devel-api/image-loader/atlas-upload-observer.h>
namespace Dali
{
* "DEFAULT"
*
*/
-class ImageVisual: public Visual::Base, public ConnectionTracker
+class ImageVisual: public Visual::Base, public ConnectionTracker, public AtlasUploadObserver
{
public:
/**
- * @brief Constructor.
+ * @brief Create a new image visual with a URL.
+ *
+ * The visual will load the Image asynchronously when the associated actor is put on stage, and destroy the image when it is off stage
*
* @param[in] factoryCache The VisualFactoryCache object
+ * @param[in] imageUrl The URL of the image resource to use
+ * @param[in] size The width and height to fit the loaded image to.
+ * @param[in] fittingMode The FittingMode of the resource to load
+ * @param[in] samplingMode The SamplingMode of the resource to load
*/
- ImageVisual( VisualFactoryCache& factoryCache );
+ static ImageVisualPtr New( VisualFactoryCache& factoryCache,
+ const std::string& imageUrl,
+ ImageDimensions size = ImageDimensions(),
+ FittingMode::Type fittingMode = FittingMode::DEFAULT,
+ Dali::SamplingMode::Type samplingMode = SamplingMode::BOX_THEN_LINEAR );
/**
- * @brief A reference counted object may only be deleted by calling Unreference().
+ * @brief Create a new image visual with an Image type.
+ *
+ * @param[in] factoryCache The VisualFactoryCache object
+ * @param[in] image The image to use
*/
- ~ImageVisual();
+ static ImageVisualPtr New( VisualFactoryCache& factoryCache, const Image& image );
public: // from Visual
/**
* @copydoc Visual::Base::GetNaturalSize
*/
- virtual void GetNaturalSize( Vector2& naturalSize ) const;
+ virtual void GetNaturalSize( Vector2& naturalSize );
/**
* @copydoc Visual::Base::CreatePropertyMap
*/
virtual void DoCreatePropertyMap( Property::Map& map ) const;
+ /**
+ * @copydoc Visual::Base::DoSetProperty
+ */
+ virtual void DoSetProperty( Dali::Property::Index index, const Dali::Property::Value& propertyValue );
+
+ /**
+ * @copydoc Visual::Base::DoGetProperty
+ */
+ virtual Dali::Property::Value DoGetProperty( Dali::Property::Index index );
+
protected:
+
+ /**
+ * @brief Constructor with a URL.
+ *
+ * The visual will load the Image asynchronously when the associated actor is put on stage, and destroy the image when it is off stage
+ *
+ * @param[in] factoryCache The VisualFactoryCache object
+ * @param[in] imageUrl The URL of the image resource to use
+ * @param[in] size The width and height to fit the loaded image to.
+ * @param[in] fittingMode The FittingMode of the resource to load
+ * @param[in] samplingMode The SamplingMode of the resource to load
+ */
+ ImageVisual( VisualFactoryCache& factoryCache,
+ const std::string& imageUrl,
+ ImageDimensions size,
+ FittingMode::Type fittingMode,
+ Dali::SamplingMode::Type samplingMode );
+
+ /**
+ * @brief Constructor with an Image type.
+ *
+ * @param[in] factoryCache The VisualFactoryCache object
+ * @param[in] image The image to use
+ */
+ ImageVisual( VisualFactoryCache& factoryCache, const Image& image );
+
+ /**
+ * @brief A reference counted object may only be deleted by calling Unreference().
+ */
+ virtual ~ImageVisual();
+
/**
- * @copydoc Visual::Base::DoInitialize
+ * @copydoc Visual::Base::DoSetProperties
*/
- virtual void DoInitialize( Actor& actor, const Property::Map& propertyMap );
+ virtual void DoSetProperties( const Property::Map& propertyMap );
/**
* @copydoc Visual::Base::DoSetOnStage
*/
virtual void DoSetOffStage( Actor& actor );
+ /**
+ * @copydoc Visual::Base::OnSetTransform
+ */
+ virtual void OnSetTransform();
+
public:
/**
static Shader GetImageShader( VisualFactoryCache& factoryCache, bool atlasing, bool defaultTextureWrapping );
/**
- * @brief Sets the image of this visual to the resource at imageUrl
- * The visual will load the Image asynchronously when the associated actor is put on stage, and destroy the image when it is off stage
+ * @copydoc AtlasUploadObserver::UploadCompleted
*
- * @param[in] actor The Actor the renderer is applied to if, empty if the renderer has not been applied to any Actor
- * @param[in] imageUrl The URL of the image resource to use
- * @param[in] size The width and height to fit the loaded image to.
- * @param[in] fittingMode The FittingMode of the resource to load
- * @param[in] samplingMode The SamplingMode of the resource to load
+ * To avoid rendering garbage pixels, renderer should be added to actor after the resources are ready.
+ * This callback is the place to add the renderer as it would be called once the loading is finished.
*/
- void SetImage( Actor& actor,
- const std::string& imageUrl,
- ImageDimensions size=ImageDimensions(),
- FittingMode::Type fittingMode = FittingMode::DEFAULT,
- Dali::SamplingMode::Type samplingMode = SamplingMode::BOX_THEN_LINEAR );
-
- /**
- * @brief Sets the image to be rendered by this visual
- *
- * @param[in] actor The Actor the renderer is applied to if, empty if the renderer has not been applied to any Actor
- * @param[in] image The image to use
- */
- void SetImage( Actor& actor, const Image& image );
+ virtual void UploadCompleted();
private:
/**
* @brief Creates the Dali::Renderer (potentially from the renderer cache), initializing it
- *
- * @return Returns the created Dali::Renderer
+ * @param[in] textures to use
*/
- Renderer CreateRenderer() const;
+ void CreateRenderer( TextureSet& textures );
/**
* @brief Creates the Dali::Renderer for NativeImage with custom sampler type and prefix, initializing it
- *
- * @return Returns the created Dali::Renderer
+ * @param NativeImageRenderer
*/
- Renderer CreateNativeImageRenderer() const;
+ void CreateNativeImageRenderer( NativeImage& nativeImage );
/**
* @brief Query whether resources requires to be loaded synchronously.
- * @return Returns true if synchronoud resource loading is required, false otherwise.
+ * @return Returns true if synchronous resource loading is required, false otherwise.
*/
bool IsSynchronousResourceLoading() const;
/**
- * @brief Do the synchronous resource loading
+ * @brief Load the resource synchronously
*/
- void DoSynchronousResourceLoading();
+ void LoadResourceSynchronously();
/**
- * Load the image.
+ * Creates the texture set and adds the texture to it
+ * @param[out] textureRect The texture area of the texture in the atlas.
* @param[in] url The URL of the image resource to use.
* @param[in] synchronousLoading If true, the resource is loaded synchronously, otherwise asynchronously.
+ * @param[in] attemptAtlasing If true will attempt atlasing, otherwise create unique texture
+ * @return the texture set to use
*/
- Image LoadImage( const std::string& url, bool synchronousLoading );
-
- /**
- * Load the image and create a texture set to hold the texture, with automatic atlasing applied.
- * @param [out] textureRect The texture area of the resource image in the atlas.
- * @param[in] url The URL of the image resource to use.
- * @param[in] synchronousLoading If true, the resource is loaded synchronously, otherwise asynchronously.
- */
- TextureSet CreateTextureSet( Vector4& textureRect, const std::string& url, bool synchronousLoading );
+ TextureSet CreateTextureSet( Vector4& textureRect, const std::string& url, bool synchronousLoading, bool attemptAtlasing );
/**
* Callback function of image resource loading succeed
*/
void CleanCache(const std::string& url);
- /**
- * Set shader code for nativeimage if it exists
- */
- void SetNativeFragmentShaderCode( Dali::NativeImage& nativeImage );
-
private:
+
Image mImage;
PixelData mPixels;
Vector4 mPixelArea;
-
+ WeakHandle<Actor> mPlacementActor;
std::string mImageUrl;
+
Dali::ImageDimensions mDesiredSize;
- Dali::FittingMode::Type mFittingMode;
- Dali::SamplingMode::Type mSamplingMode;
- Dali::WrapMode::Type mWrapModeU;
- Dali::WrapMode::Type mWrapModeV;
+ Dali::FittingMode::Type mFittingMode:3;
+ Dali::SamplingMode::Type mSamplingMode:4;
+ Dali::WrapMode::Type mWrapModeU:3;
+ Dali::WrapMode::Type mWrapModeV:3;
- std::string mNativeFragmentShaderCode;
- bool mNativeImageFlag;
};
} // namespace Internal