mirror of https://github.com/axmolengine/axmol.git
260 lines
8.2 KiB
C++
260 lines
8.2 KiB
C++
/****************************************************************************
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Copyright (c) 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __UISCROLLVIEW_H__
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#define __UISCROLLVIEW_H__
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#include "../../Layouts/Layout.h"
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#include "UIScrollInterface.h"
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NS_CC_EXT_BEGIN
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enum SCROLLVIEW_DIR
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{
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SCROLLVIEW_DIR_NONE,
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SCROLLVIEW_DIR_VERTICAL,
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SCROLLVIEW_DIR_HORIZONTAL
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};
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enum SCROLLVIEW_MOVE_DIR
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{
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SCROLLVIEW_MOVE_DIR_NONE,
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SCROLLVIEW_MOVE_DIR_UP,
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SCROLLVIEW_MOVE_DIR_DOWN,
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SCROLLVIEW_MOVE_DIR_LEFT,
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SCROLLVIEW_MOVE_DIR_RIGHT,
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};
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typedef void (Object::*SEL_ScrollToTopEvent)(Object*);
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typedef void (Object::*SEL_ScrollToBottomEvent)(Object*);
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typedef void (Object::*SEL_ScrollToLeftEvent)(Object*);
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typedef void (Object::*SEL_ScrollToRightEvent)(Object*);
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#define coco_ScrollToTopSelector(_SELECTOR) (cocos2d::extension::SEL_ScrollToTopEvent)(&_SELECTOR)
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#define coco_ScrollToBottomSelector(_SELECTOR) (cocos2d::extension::SEL_ScrollToBottomEvent)(&_SELECTOR)
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#define coco_ScrollToLeftSelector(_SELECTOR) (cocos2d::extension::SEL_ScrollToLeftEvent)(&_SELECTOR)
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#define coco_ScrollToRightSelector(_SELECTOR) (cocos2d::extension::SEL_ScrollToRightEvent)(&_SELECTOR)
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class UIScrollView : public Layout , public UIScrollInterface
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{
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public:
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/**
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* Default constructor
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*/
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UIScrollView();
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/**
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* Default destructor
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*/
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virtual ~UIScrollView();
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/**
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* Allocates and initializes.
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*/
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static UIScrollView* create();
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/**
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* Changes scroll direction of scrollview.
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*
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* @see SCROLLVIEW_DIR SCROLLVIEW_DIR_VERTICAL means vertical scroll, SCROLLVIEW_DIR_HORIZONTAL means horizontal scroll
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*
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* @param SCROLLVIEW_DIR
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*/
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void setDirection(SCROLLVIEW_DIR dir);
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/**
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* Gets scroll direction of scrollview.
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*
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* @see SCROLLVIEW_DIR SCROLLVIEW_DIR_VERTICAL means vertical scroll, SCROLLVIEW_DIR_HORIZONTAL means horizontal scroll
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*
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* @return SCROLLVIEW_DIR
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*/
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SCROLLVIEW_DIR getDirection();
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/**
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* Gets inner container of scrollview.
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*
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* Inner container is the container of scrollview's children.
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*
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* @return inner container.
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*/
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Layout* getInnerContainer();
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/**
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* Scroll inner container to bottom boundary of scrollview.
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*/
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void scrollToBottom();
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/**
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* Scroll inner container to top boundary of scrollview.
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*/
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void scrollToTop();
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/**
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* Changes inner container size of scrollview.
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*
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* Inner container size must be larger than or equal scrollview's size.
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*
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* @param inner container size.
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*/
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void setInnerContainerSize(const Size &size);
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/**
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* Gets inner container size of scrollview.
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*
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* Inner container size must be larger than or equal scrollview's size.
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*
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* @return inner container size.
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*/
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const Size& getInnerContainerSize() const;
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/**
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* Add call back function called when scrollview scrolled to top.
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*/
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void addScrollToTopEvent(Object* target, SEL_ScrollToTopEvent selector);
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/**
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* Add call back function called when scrollview scrolled to bottom.
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*/
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void addScrollToBottomEvent(Object* target, SEL_ScrollToBottomEvent selector);
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/**
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* Add call back function called when scrollview scrolled to left.
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*/
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void addScrollToLeftEvent(Object* target, SEL_ScrollToLeftEvent selector);
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/**
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* Add call back function called when scrollview scrolled to right.
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*/
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void addScrollToRightEvent(Object* target, SEL_ScrollToRightEvent selector);
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//override "setLayoutExecutant" method of widget.
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virtual void setLayoutExecutant(LayoutExecutant* exe);
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//override "getLayoutExecutant" method of widget.
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virtual LayoutExecutant* getLayoutExecutant() const;
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//override "addChild" method of widget.
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virtual bool addChild(UIWidget* widget);
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//override "removeAllChildrenAndCleanUp" method of widget.
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virtual void removeAllChildren();
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//override "removeChild" method of widget.
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virtual bool removeChild(UIWidget* child);
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//override "getChildren" method of widget.
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virtual Array* getChildren();
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//override "onTouchBegan" method of widget.
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virtual bool onTouchBegan(const Point &touchPoint);
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//override "onTouchMoved" method of widget.
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virtual void onTouchMoved(const Point &touchPoint);
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//override "onTouchEnded" method of widget.
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virtual void onTouchEnded(const Point &touchPoint);
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//override "onTouchCancelled" method of widget.
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virtual void onTouchCancelled(const Point &touchPoint);
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//override "onTouchLongClicked" method of widget.
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virtual void onTouchLongClicked(const Point &touchPoint);
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virtual void update(float dt);
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/**
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* Returns the "class name" of widget.
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*/
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virtual const char* getDescription() const;
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protected:
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virtual bool init();
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virtual void initRenderer();
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void moveChildren(float offset);
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void autoScrollChildren(float dt);
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void startAutoScrollChildren(float v);
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void stopAutoScrollChildren();
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float getCurAutoScrollDistance(float time);
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virtual bool scrollChildren(float touchOffset);
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void startRecordSlidAction();
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virtual void endRecordSlidAction();
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virtual void handlePressLogic(const Point &touchPoint);
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virtual void handleMoveLogic(const Point &touchPoint);
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virtual void handleReleaseLogic(const Point &touchPoint);
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virtual void interceptTouchEvent(int handleState,UIWidget* sender,const Point &touchPoint);
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virtual void checkChildInfo(int handleState,UIWidget* sender,const Point &touchPoint);
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void recordSlidTime(float dt);
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//override "releaseResoures" method of widget.
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virtual void releaseResoures();
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void scrollToTopEvent();
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void scrollToBottomEvent();
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void scrollToLeftEvent();
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void scrollToRightEvent();
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void setMoveDirection(SCROLLVIEW_MOVE_DIR dir);
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SCROLLVIEW_MOVE_DIR getMoveDirection();
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virtual void onSizeChanged();
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virtual void setClippingEnabled(bool able){Layout::setClippingEnabled(able);};
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protected:
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SCROLLVIEW_DIR _direction;
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SCROLLVIEW_MOVE_DIR _moveDirection;
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float _touchStartLocation;
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float _touchEndLocation;
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float _touchMoveStartLocation;
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float _topBoundary;//test
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float _bottomBoundary;//test
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float _leftBoundary;
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float _rightBoundary;
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bool _topEnd;
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bool _bottomEnd;
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bool _leftEnd;
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bool _rightEnd;
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bool _autoScroll;
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float _autoScrollOriginalSpeed;
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float _autoScrollAcceleration;
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bool _bePressed;
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float _slidTime;
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Point _moveChildPoint;
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float _childFocusCancelOffset;
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Object* _scrollToTopListener;
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SEL_ScrollToTopEvent _scrollToTopSelector;
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Object* _scrollToBottomListener;
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SEL_ScrollToBottomEvent _scrollToBottomSelector;
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Object* _scrollToLeftListener;
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SEL_ScrollToLeftEvent _scrollToLeftSelector;
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Object* _scrollToRightListener;
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SEL_ScrollToRightEvent _scrollToRightSelector;
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Layout* _innerContainer;
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};
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NS_CC_EXT_END
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#endif /* defined(__CocoGUI__UIScrollView__) */
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