axmol/cocos/gui/UIImageView.h

/****************************************************************************
 Copyright (c) 2013 cocos2d-x.org
 
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 of this software and associated documentation files (the "Software"), to deal
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#ifndef __UIIMAGEVIEW_H__
#define __UIIMAGEVIEW_H__

#include "gui/UIWidget.h"

namespace gui {

/**
*   @js NA
*   @lua NA
*/
class UIImageView : public UIWidget
{
public:
    /**
     * Default constructor
     */
    UIImageView();
    
    /**
     * Default destructor
     */
    virtual ~UIImageView();
    
    /**
     * Allocates and initializes.
     */
    static UIImageView* create();
    
    /**
     * Load texture for imageview.
     *
     * @param fileName   file name of texture.
     *
     * @param texType    @see UI_TEX_TYPE_LOCAL
     */
    void loadTexture(const char* fileName,TextureResType texType = UI_TEX_TYPE_LOCAL);
    
    /**
     * Updates the texture rect of the UIImageView in points.
     * It will call setTextureRect:rotated:untrimmedSize with rotated = NO, and utrimmedSize = rect.size.
     */
    void setTextureRect(const cocos2d::Rect& rect);
    
    /**
     * Sets if imageview is using scale9 renderer.
     *
     * @param true that using scale9 renderer, false otherwise.
     */
    void setScale9Enabled(bool able);
    
    /**
     * Sets capinsets for imageview, if imageview is using scale9 renderer.
     *
     * @param capInsets    capinsets for imageview
     */
    void setCapInsets(const cocos2d::Rect &capInsets);
    
    //override "setFlipX" method of widget.
    virtual void setFlipX(bool flipX);
    
    //override "setFlipY" method of widget.
    virtual void setFlipY(bool flipY);
    
    //override "isFlipX" method of widget.
    virtual bool isFlipX();
    
    //override "isFlipY" method of widget.
    virtual bool isFlipY();
    
    //override "setAnchorPoint" method of widget.
    virtual void setAnchorPoint(const cocos2d::Point &pt);
    
    //override "onTouchBegan" method of widget.
    virtual bool onTouchBegan(const cocos2d::Point &touchPoint);
    
    //override "onTouchEnded" method of widget.
    virtual void onTouchEnded(const cocos2d::Point &touchPoint);
    
    //override "ignoreContentAdaptWithSize" method of widget.
    virtual void ignoreContentAdaptWithSize(bool ignore);
    
    /**
     * Returns the "class name" of widget.
     */
    virtual const char* getDescription() const;
    
    void setDoubleClickEnabled(bool able);
    void doubleClickEvent();
    void checkDoubleClick(float dt);
    virtual const cocos2d::Size& getContentSize() const;
    virtual cocos2d::Node* getVirtualRenderer();
protected:
    virtual void initRenderer();
    virtual void onSizeChanged();
    void imageTextureScaleChangedWithSize();
    virtual UIWidget* createCloneInstance();
    virtual void copySpecialProperties(UIWidget* model);
protected:
    int _clickCount;
    float _clickTimeInterval;
    bool _startCheckDoubleClick;
    bool _touchRelease;
    bool _doubleClickEnabled;
    bool _scale9Enabled;
    bool _prevIgnoreSize;
    cocos2d::Rect _capInsets;
    cocos2d::Node* _imageRenderer;
    std::string _textureFile;
    TextureResType _imageTexType;
    cocos2d::Size _imageTextureSize;
};

}

#endif /* defined(__CocoGUI__UIImageView__) */