2013-10-12 15:25:45 +08:00
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/****************************************************************************
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2014-01-07 11:47:11 +08:00
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2013-2014 Chukong Technologies
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2013-10-12 15:25:45 +08:00
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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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2014-04-30 08:37:36 +08:00
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#ifndef __MATH_CCGEOMETRY_H__
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#define __MATH_CCGEOMETRY_H__
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#include <math.h>
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2014-09-10 08:17:07 +08:00
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#include "platform/CCPlatformMacros.h"
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#include "base/ccMacros.h"
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#include "math/CCMath.h"
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NS_CC_BEGIN
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/**
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* @addtogroup data_structures
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* @{
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*/
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class CC_DLL Size
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{
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public:
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/**Width of the Size.*/
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float width;
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/**Height of the Size.*/
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float height;
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public:
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/**Conversion from Vec2 to Size.*/
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operator Vec2() const
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{
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return Vec2(width, height);
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}
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public:
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/**
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@{
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Constructor.
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@param width Width of the size.
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@param height Height of the size.
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@param other Copy constructor.
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@param point Conversion from a point.
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*/
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Size();
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Size(float width, float height);
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Size(const Size& other);
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explicit Size(const Vec2& point);
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/**@}*/
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/**
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* @js NA
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* @lua NA
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*/
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Size& operator= (const Size& other);
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/**
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* @js NA
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* @lua NA
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*/
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Size& operator= (const Vec2& point);
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/**
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* @js NA
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* @lua NA
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*/
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Size operator+(const Size& right) const;
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/**
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* @js NA
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* @lua NA
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*/
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Size operator-(const Size& right) const;
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/**
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* @js NA
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* @lua NA
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*/
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Size operator*(float a) const;
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/**
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* @js NA
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* @lua NA
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*/
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Size operator/(float a) const;
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/**
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Set the width and height of Size.
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* @js NA
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* @lua NA
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*/
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void setSize(float width, float height);
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/**
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Check if two size is the same.
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* @js NA
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*/
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bool equals(const Size& target) const;
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/**Size(0,0).*/
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static const Size ZERO;
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};
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/**Rectangle area.*/
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class CC_DLL Rect
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{
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public:
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/**Low left point of rect.*/
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Vec2 origin;
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/**Width and height of the rect.*/
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Size size;
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public:
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/**
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Constructor an empty Rect.
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* @js NA
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*/
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Rect();
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/**
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Constructor a rect.
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* @js NA
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*/
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Rect(float x, float y, float width, float height);
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/**
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Copy constructor.
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* @js NA
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* @lua NA
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*/
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Rect(const Rect& other);
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/**
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* @js NA
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* @lua NA
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*/
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Rect& operator= (const Rect& other);
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/**
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Set the x, y, width and height of Rect.
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* @js NA
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* @lua NA
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*/
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void setRect(float x, float y, float width, float height);
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/**
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Get the left of the rect.
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* @js NA
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*/
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float getMinX() const; /// return the leftmost x-value of current rect
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/**
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Get the X coordinate of center point.
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* @js NA
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*/
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float getMidX() const; /// return the midpoint x-value of current rect
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/**
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Get the right of rect.
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* @js NA
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*/
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float getMaxX() const; /// return the rightmost x-value of current rect
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/**
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Get the bottom of rect.
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* @js NA
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*/
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float getMinY() const; /// return the bottommost y-value of current rect
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/**
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Get the Y coordinate of center point.
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* @js NA
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*/
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float getMidY() const; /// return the midpoint y-value of current rect
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/**
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Get top of rect.
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* @js NA
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*/
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float getMaxY() const; /// return the topmost y-value of current rect
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/**
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Compare two rects.
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* @js NA
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*/
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bool equals(const Rect& rect) const;
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/**
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Check if the points is contained in the rect.
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* @js NA
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*/
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bool containsPoint(const Vec2& point) const;
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/**
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Check the intersect status of two rects.
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* @js NA
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*/
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bool intersectsRect(const Rect& rect) const;
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/**
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Get the min rect which can contain this and rect.
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* @js NA
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* @lua NA
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*/
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Rect unionWithRect(const Rect & rect) const;
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/**Compute the min rect which can contain this and rect, assign it to this.*/
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void merge(const Rect& rect);
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/**An empty Rect.*/
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static const Rect ZERO;
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};
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// end of data_structure group
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/// @}
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NS_CC_END
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2014-04-30 08:37:36 +08:00
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#endif // __MATH_CCGEOMETRY_H__
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