axmol/cocos/gui/UILoadingBar.h

/****************************************************************************
Copyright (c) 2013-2014 Chukong Technologies Inc.

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/

#ifndef __UILOADINGBAR_H__
#define __UILOADINGBAR_H__

#include "gui/UIWidget.h"

NS_CC_BEGIN

namespace ui {

typedef enum
{
    LoadingBarTypeLeft,
    LoadingBarTypeRight
}LoadingBarType;
/**
*   @js NA
*   @lua NA
*/
class LoadingBar : public Widget
{
public:
    /**
     * Default constructor
     */
    LoadingBar();
    
    /**
     * Default destructor
     */
    virtual ~LoadingBar();
    
    /**
     * Allocates and initializes.
     */
    static LoadingBar* create();
    
    /**
     * Changes the progress direction of loadingbar.
     *
     * @see LoadingBarType  LoadingBarTypeLeft means progress left to right, LoadingBarTypeRight otherwise.
     *
     * @param LoadingBarType
     */
    void setDirection(LoadingBarType dir);
    
    /**
     * Gets the progress direction of loadingbar.
     *
     * @see LoadingBarType  LoadingBarTypeLeft means progress left to right, LoadingBarTypeRight otherwise.
     *
     * @param LoadingBarType
     */
    int getDirection();
    
    /**
     * Load texture for loadingbar.
     *
     * @param fileName   file name of texture.
     *
     * @param texType    @see UI_TEX_TYPE_LOCAL
     */
    void loadTexture(const char* texture,TextureResType texType = UI_TEX_TYPE_LOCAL);
    
    /**
     * Changes the progress direction of loadingbar.
     *
     * @param percent    percent value from 1 to 100.
     */
    void setPercent(int percent);
    
    /**
     * Gets the progress direction of loadingbar.
     *
     * @return percent    percent value from 1 to 100.
     */
    int getPercent();
    
    /**
     * Sets if loadingbar is using scale9 renderer.
     *
     * @param true that using scale9 renderer, false otherwise.
     */
    void setScale9Enabled(bool enabled);
    
    bool isScale9Enabled();
    
    /**
     * Sets capinsets for loadingbar, if loadingbar is using scale9 renderer.
     *
     * @param capInsets    capinsets for loadingbar
     */
    void setCapInsets(const Rect &capInsets);
    
    const Rect& getCapInsets();
    
    //override "ignoreContentAdaptWithSize" method of widget.
    virtual void ignoreContentAdaptWithSize(bool ignore) override;
    
    //override "getContentSize" method of widget.
    virtual const Size& getContentSize() const override;
    
    //override "getVirtualRenderer" method of widget.
    virtual Node* getVirtualRenderer() override;
    
    /**
     * Returns the "class name" of widget.
     */
    virtual std::string getDescription() const override;
protected:
    virtual void initRenderer() override;
    virtual void onSizeChanged() override;
    virtual void updateTextureColor() override;
    virtual void updateTextureOpacity() override;
    virtual void updateTextureRGBA() override;
    void setScale9Scale();
    void barRendererScaleChangedWithSize();
    virtual Widget* createCloneInstance() override;
    virtual void copySpecialProperties(Widget* model) override;
protected:
    LoadingBarType _barType;
    int _percent;
    float _totalLength;
    Node* _barRenderer;
    TextureResType _renderBarTexType;
    Size _barRendererTextureSize;
    bool _scale9Enabled;
    bool _prevIgnoreSize;
    Rect _capInsets;
    std::string _textureFile;
};

}
NS_CC_END
#endif /* defined(__CocoGUI__LoadingBar__) */