X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fvisuals%2Fvisual-base-impl.h;h=8b0132ef770eeaca5c7a4305eb5a7c9dd2e22233;hp=c450d913aa80b6fcee13b1222588a49c1d56d8cd;hb=798ef5fa1591aa78851e9e3d08fe37411192176a;hpb=a1ccb5fc3bd382f209da837d5cecdee77cf01bc3 diff --git a/dali-toolkit/internal/visuals/visual-base-impl.h b/dali-toolkit/internal/visuals/visual-base-impl.h index c450d91..8b0132e 100644 --- a/dali-toolkit/internal/visuals/visual-base-impl.h +++ b/dali-toolkit/internal/visuals/visual-base-impl.h @@ -2,7 +2,7 @@ #define DALI_TOOLKIT_INTERNAL_VISUAL_H /* - * Copyright (c) 2017 Samsung Electronics Co., Ltd. + * Copyright (c) 2018 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. @@ -32,6 +32,8 @@ #include #include #include +#include +#include namespace Dali { @@ -45,7 +47,9 @@ namespace Internal namespace Visual { -class ResourceObserver; +class EventObserver; + +using FittingMode = DevelVisual::FittingMode; /** * Base class for all Control rendering logic. A control may have multiple visuals. @@ -85,7 +89,7 @@ public: /** * @copydoc Toolkit::Visual::Base::GetName */ - const std::string& GetName(); + const std::string& GetName() const; /** * @copydoc Toolkit::Visual::Base::SetSize @@ -93,6 +97,14 @@ public: void SetTransformAndSize( const Property::Map& transform, Size controlSize ); /** + * @brief Performs an action on the visual with the given action name and attributes. + * + * @param[in] actionName The name of the action to perform this API only takes an Index + * @param[in] attributes The list of attributes for the action. ( optional for this data structure to have content ) + */ + void DoAction( const Dali::Property::Index actionName, const Dali::Property::Value attributes ); + + /** * @copydoc Toolkit::Visual::Base::GetHeightForWidth */ virtual float GetHeightForWidth( float width ); @@ -118,15 +130,15 @@ public: int GetDepthIndex() const; /** - * @copydoc Toolkit::Visual::Base::SetOnStage + * @copydoc Toolkit::Visual::Base::SetOnScene * @pre Impl->mGeometry must be created before this method is called */ - void SetOnStage( Actor& actor ); + void SetOnScene( Actor& actor ); /** - * @copydoc Toolkit::Visual::Base::SetOffStage + * @copydoc Toolkit::Visual::Base::SetOffScene */ - void SetOffStage( Actor& actor ); + void SetOffScene( Actor& actor ); /** * @copydoc Toolkit::Visual::Base::CreatePropertyMap @@ -191,12 +203,6 @@ public: void SetMixColor( const Vector3& color ); /** - * Gets the mix color of the visual. - * @return The mix color - */ - const Vector4& GetMixColor() const; - - /** * Animate the property if it exists in the visual or renderer. * * If it's a visual property such as mix color or a transform property, @@ -205,6 +211,9 @@ public: * If the visual isn't staged (i.e. it doesn't have a renderer), * then this will not add an animation. * + * If the animator is valid and the transition handle is empty - it will + * be created. + * * @param[in] transition The animation to create or attach to * @param[in] animator The animation parameters of the property. */ @@ -212,41 +221,80 @@ public: Internal::TransitionData::Animator& animator ); /** - * @brief Add an observer to watch for when the Visuals resources are loaded. + * @brief Add an observer to watch for when the Visuals have events to notify * Currently only supports a single observer - * */ - void AddResourceObserver( Visual::ResourceObserver& observer ); + void AddEventObserver( Visual::EventObserver& observer ); /** * @brief Remove an observer */ - void RemoveResourceObserver( Visual::ResourceObserver& observer ); + void RemoveEventObserver( Visual::EventObserver& observer ); /** * @brief Called when the visuals resources are loaded / ready */ - void ResourceReady(); + void ResourceReady( Toolkit::Visual::ResourceStatus resourceStatus ); /** * @brief Called when the visuals resources are loaded / ready * @return true if ready, false otherwise */ - bool IsResourceReady() const; + virtual bool IsResourceReady() const; -protected: + /** + * @brief Get the loading state of the visual resource + * @return Return the loading status (PREPARING, READY and FAILED) of visual resource + */ + Toolkit::Visual::ResourceStatus GetResourceStatus() const; + + /** + * @brief Get the fitting mode for the visual + */ + FittingMode GetFittingMode() const; + + /** + * @brief Get the actual Visual Object. + * @return The actual visual object + * @note Should be overridden by deriving controls if they are acting as a proxy to other visual objects. + */ + virtual Base& GetVisualObject(); + + /** + * @brief Query whether resources requires to be loaded synchronously. + * @return Returns true if synchronous resource loading is required, false otherwise. + */ + bool IsSynchronousLoadingRequired() const; + + /** + * @brief Get the type of this visual. + * + * @return The the type of this visual. + */ + Toolkit::Visual::Type GetType() const; /** + * @brief Retrieve the property object associated with the property key. + * + * @param[in] key The Property key of the visual. + * @return The Property object + */ + Dali::Property GetPropertyObject(Dali::Property::Key key); + +protected: + /** * @brief Constructor. * * @param[in] factoryCache A pointer pointing to the VisualFactoryCache object + * @param[in] fittingMode The value that determines how the visual should be fit to the view + * @param[in] type The type of the this visual */ - Base( VisualFactoryCache& factoryCache ); + Base( VisualFactoryCache& factoryCache, FittingMode fittingMode, Toolkit::Visual::Type type ); /** * @brief A reference counted object may only be deleted by calling Unreference(). */ - virtual ~Base(); + ~Base() override; protected: @@ -280,29 +328,63 @@ protected: virtual void OnSetTransform() = 0; /** - * @brief Called by SetOnStage() allowing sub classes to respond to the SetOnStage event + * @brief Called by SetOnScene() allowing sub classes to respond to the SetOnScene event * * @note The derived class is required to create the renderer, and add it to the actor when all the resources are in place. * * @param[in] actor The actor applying this visual. */ - virtual void DoSetOnStage( Actor& actor )=0; + virtual void DoSetOnScene( Actor& actor ) = 0; /** - * @brief Called by SetOffStage() allowing sub classes to respond to the SetOffStage event + * @brief Called by SetOffScene() allowing sub classes to respond to the SetOffScene event * * @param[in] actor The actor applying this visual. */ - virtual void DoSetOffStage( Actor& actor ); + virtual void DoSetOffScene( Actor& actor ); + + /** + * @brief Called by DoAction() allowing sub classes to do the given action. + * + * @param[in] actionId The action to perform + * @param[in] attributes The list of attributes for the action. ( optional for this data structure to have content ) + */ + virtual void OnDoAction( const Property::Index actionId, const Property::Value& attributes ); + + /** + * @brief Update the shader when some properties are changed. + */ + virtual void UpdateShader() + { + } + + /** + * @brief Called by GetPropertyObject() allowing sub classes to respond to the GetPropertyObject event + * @note The derived class is required to register the given property. + * @param[in] key The key of the visual's property. + * @return The Property object + */ + virtual Dali::Property OnGetPropertyObject(Dali::Property::Key key) + { + Handle handle; + return Dali::Property(handle, Property::INVALID_INDEX); + } protected: /** - * @brief Gets the on stage state for this Visual + * @brief Gets the on scene state for this Visual * - * @return Returns true if this Visual is on stage, false if it is off the stage + * @return Returns true if this Visual is on the scene, false if it is off the scene */ - bool IsOnStage() const; + bool IsOnScene() const; + + /** + * @brief Query whether the corners of the visual requires to be rounded. + * + * @return Returns true if the rounded corner is required, false otherwise. + */ + bool IsRoundedCornerRequired() const; private: @@ -373,25 +455,6 @@ private: void AnimateMixColorProperty( Dali::Animation& transition, Internal::TransitionData::Animator& animator ); - /** - * Set up the right blend mode if the opacity is being animated. - * Also ensure that when the animation finishes, the blend mode is - * set to the appropriate value. It also uses the target value as - * set into mMixColor. - * - * @param[in] transition The transition to listen to - * @param[in] isInitialOpaque Whether the initial value is opaque - * @param[in] animating If the transition animates the value. - */ - void SetupBlendMode( Dali::Animation& transition, - bool isInitialOpaque, bool animating ); - - /** - * When a mix color animation has finished, ensure the blend mode is set back - * to the right value for the target opacity. - */ - void OnMixColorFinished( Animation& animation ); - // Undefined Base( const Visual::Base& visual );