mirror of https://github.com/axmolengine/axmol.git
blending function for Scale9Sprite
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@ -159,6 +159,56 @@ namespace ui {
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return init(sprite, rect, false, capInsets);
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return init(sprite, rect, false, capInsets);
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}
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}
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void Scale9Sprite::setBlendFunc(const BlendFunc &blendFunc)
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{
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_blendFunc = blendFunc;
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applyBlendFunc();
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}
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const BlendFunc &Scale9Sprite::getBlendFunc() const
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{
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return _blendFunc;
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}
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void Scale9Sprite::updateBlendFunc(Texture2D *texture)
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{
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// it is possible to have an untextured sprite
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if (! texture || ! texture->hasPremultipliedAlpha())
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{
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_blendFunc = BlendFunc::ALPHA_NON_PREMULTIPLIED;
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setOpacityModifyRGB(false);
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}
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else
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{
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_blendFunc = BlendFunc::ALPHA_PREMULTIPLIED;
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setOpacityModifyRGB(true);
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}
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}
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void Scale9Sprite::applyBlendFunc()
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{
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if(_scale9Image)
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_scale9Image->setBlendFunc(_blendFunc);
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if(_topLeftSprite)
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_topLeftSprite->setBlendFunc(_blendFunc);
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if(_topSprite)
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_topSprite->setBlendFunc(_blendFunc);
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if(_topRightSprite)
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_topRightSprite->setBlendFunc(_blendFunc);
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if(_leftSprite)
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_leftSprite->setBlendFunc(_blendFunc);
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if(_centerSprite)
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_centerSprite->setBlendFunc(_blendFunc);
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if(_rightSprite)
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_rightSprite->setBlendFunc(_blendFunc);
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if(_bottomLeftSprite)
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_bottomLeftSprite->setBlendFunc(_blendFunc);
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if(_bottomSprite)
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_bottomSprite->setBlendFunc(_blendFunc);
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if(_bottomRightSprite)
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_bottomRightSprite->setBlendFunc(_blendFunc);
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}
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bool Scale9Sprite::updateWithBatchNode(cocos2d::SpriteBatchNode *batchnode, const cocos2d::Rect &originalRect, bool rotated, const cocos2d::Rect &capInsets)
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bool Scale9Sprite::updateWithBatchNode(cocos2d::SpriteBatchNode *batchnode, const cocos2d::Rect &originalRect, bool rotated, const cocos2d::Rect &capInsets)
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{
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{
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Sprite *sprite = Sprite::createWithTexture(batchnode->getTexture());
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Sprite *sprite = Sprite::createWithTexture(batchnode->getTexture());
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@ -193,6 +243,8 @@ namespace ui {
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this->cleanupSlicedSprites();
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this->cleanupSlicedSprites();
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_protectedChildren.clear();
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_protectedChildren.clear();
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updateBlendFunc(sprite?sprite->getTexture():nullptr);
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if(nullptr != sprite)
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if(nullptr != sprite)
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{
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{
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if (nullptr == sprite->getSpriteFrame())
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if (nullptr == sprite->getSpriteFrame())
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@ -255,6 +307,8 @@ namespace ui {
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this->createSlicedSprites();
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this->createSlicedSprites();
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}
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}
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applyBlendFunc();
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this->setContentSize(size);
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this->setContentSize(size);
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if (_spritesGenerated)
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if (_spritesGenerated)
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@ -45,7 +45,7 @@ namespace ui {
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* Then you could call any methods of Sprite class with the return pointers.
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* Then you could call any methods of Sprite class with the return pointers.
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*
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*
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*/
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*/
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class CC_GUI_DLL Scale9Sprite : public Node
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class CC_GUI_DLL Scale9Sprite : public Node, public cocos2d::BlendProtocol
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{
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{
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public:
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public:
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/**
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/**
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@ -244,6 +244,25 @@ namespace ui {
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CC_DEPRECATED_ATTRIBUTE virtual bool initWithBatchNode(SpriteBatchNode* batchnode, const Rect& rect, bool rotated, const Rect& capInsets);
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CC_DEPRECATED_ATTRIBUTE virtual bool initWithBatchNode(SpriteBatchNode* batchnode, const Rect& rect, bool rotated, const Rect& capInsets);
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CC_DEPRECATED_ATTRIBUTE virtual bool initWithBatchNode(SpriteBatchNode* batchnode, const Rect& rect, const Rect& capInsets);
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CC_DEPRECATED_ATTRIBUTE virtual bool initWithBatchNode(SpriteBatchNode* batchnode, const Rect& rect, const Rect& capInsets);
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/**
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* Sets the source blending function.
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*
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* @param blendFunc A structure with source and destination factor to specify pixel arithmetic,
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* e.g. {GL_ONE, GL_ONE}, {GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA}.
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* @js NA
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* @lua NA
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*/
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virtual void setBlendFunc(const BlendFunc &blendFunc) override;
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/**
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* Returns the blending function that is currently being used.
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*
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* @return A BlendFunc structure with source and destination factor which specified pixel arithmetic.
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* @js NA
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* @lua NA
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*/
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virtual const BlendFunc &getBlendFunc() const override;
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/**
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/**
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* Creates and returns a new sprite object with the specified cap insets.
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* Creates and returns a new sprite object with the specified cap insets.
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* You use this method to add cap insets to a sprite or to change the existing
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* You use this method to add cap insets to a sprite or to change the existing
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@ -383,6 +402,8 @@ namespace ui {
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void createSlicedSprites();
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void createSlicedSprites();
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void cleanupSlicedSprites();
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void cleanupSlicedSprites();
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void adjustScale9ImagePosition();
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void adjustScale9ImagePosition();
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void applyBlendFunc();
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void updateBlendFunc(Texture2D *texture);
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/**
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/**
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* Sorts the children array once before drawing, instead of every time when a child is added or reordered.
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* Sorts the children array once before drawing, instead of every time when a child is added or reordered.
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* This approach can improves the performance massively.
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* This approach can improves the performance massively.
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@ -408,6 +429,7 @@ namespace ui {
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Sprite* _bottomRightSprite;
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Sprite* _bottomRightSprite;
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bool _scale9Enabled;
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bool _scale9Enabled;
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BlendFunc _blendFunc;
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Size _topLeftSize;
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Size _topLeftSize;
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Size _centerSize;
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Size _centerSize;
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