axmol/extensions/CocoStudio/GUI/System/UILayer.h

/****************************************************************************
 Copyright (c) 2013 cocos2d-x.org
 
 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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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 THE SOFTWARE.
 ****************************************************************************/


#ifndef __UILAYER_H__
#define __UILAYER_H__

#include "cocos2d.h"
#include "ExtensionMacros.h"
#include "../BaseClasses/UIRootWidget.h"
#include "../System/UIInputManager.h"

NS_CC_EXT_BEGIN


class UILayer : public Layer
{
    
public:
    /**
     * Default constructor
     */
    UILayer();
    
    /**
     * Default destructor
     */
    virtual ~UILayer();
    
    /**
     * Allocates and initializes a widget.
     */
    static UILayer *create(void);
    
    //initializes state of uilayer.
    virtual bool init();
    
    virtual void onEnter();
    virtual void onExit();
    virtual void onEnterTransitionDidFinish();
    
    virtual bool onTouchBegan(Touch *pTouch, Event *pEvent);
    virtual void onTouchMoved(Touch *pTouch, Event *pEvent);
    virtual void onTouchEnded(Touch *pTouch, Event *pEvent);
    virtual void onTouchCancelled(Touch *pTouch, Event *pEvent);
    
    /**
     * Add a widget to UILayer, for drawing.
     *
     * @param widget.
     */
    void addWidget(UIWidget* widget);
    
    /**
     * Remove a widget from UILayer.
     *
     * @param widget.
     *
     * @param cleanup true if all running actions on all children widgets should be cleanup, false otherwise.
     */
    void removeWidget(UIWidget* widget);
    
    /**
     * Sets whether the UILayer is visible
     *
     * The default value is true, a UILayer is default to visible
     *
     * @param visible   true if the UILayer is visible, false if the UILayer is hidden.
     */
    virtual void setVisible(bool visible);
    
    /**
     * Finds a widget whose tag is equal tag param from widget tree.
     *
     * @param tag.
     */
    UIWidget* getWidgetByTag(int tag);
    
    /**
     * Seek a widget whose name is equal name param from widget tree.
     *
     * @param name.
     */
    UIWidget* getWidgetByName(const char* name);
    
    /**
     * Gets UIInputManager.
     *
     * UIInputManager is the touch manager of UILayer.
     *
     * @return UIInputManager.
     */
    UIInputManager* getInputManager();
    
    /**
     * Remove and clean up all of UILayer's widget.
     */
    virtual void clear();
    
    /**
     * Gets root widget of UILayer.
     *
     * @return UIRootWidget, "UIRootWidget" is the root widget of UILayer.
     */
    UIRootWidget* getRootWidget();

protected:
    UIRootWidget* _rootWidget;
    UIInputManager* _inputManager;
};

NS_CC_EXT_END



#endif /* defined(__UILAYER_H__) */