Rect Class Reference

Rectangle area. More...

#include <CCGeometry.h>

Public Member Functions
	Rect ()
	Constructor an empty Rect. More...
	Rect (float x, float y, float width, float height)
	Constructor a rect. More...
	Rect ( local x, local y, local width, local height)
	Constructor a rect. More...
	Rect (const Rect &other)
	Copy constructor. More...
Rect &	operator= (const Rect &other)
void	setRect (float x, float y, float width, float height)
	Set the x, y, width and height of Rect. More...
float	getMinX () const
	Get the left of the rect. More...
local	getMinX ()
	Get the left of the rect. More...
float	getMidX () const
	return the leftmost x-value of current rect More...
local	getMidX ()
	return the leftmost x-value of current rect More...
float	getMaxX () const
	return the midpoint x-value of current rect More...
local	getMaxX ()
	return the midpoint x-value of current rect More...
float	getMinY () const
	return the rightmost x-value of current rect More...
local	getMinY ()
	return the rightmost x-value of current rect More...
float	getMidY () const
	return the bottommost y-value of current rect More...
local	getMidY ()
	return the bottommost y-value of current rect More...
float	getMaxY () const
	return the midpoint y-value of current rect More...
local	getMaxY ()
	return the midpoint y-value of current rect More...
bool	equals (const Rect &rect) const
	return the topmost y-value of current rect More...
local	equals ( local rect)
	return the topmost y-value of current rect More...
bool	containsPoint (const Vec2 &point) const
	Check if the points is contained in the rect. More...
local	containsPoint ( local point)
	Check if the points is contained in the rect. More...
bool	intersectsRect (const Rect &rect) const
	Check the intersect status of two rects. More...
local	intersectsRect ( local rect)
	Check the intersect status of two rects. More...
Rect	unionWithRect (const Rect &rect) const
	Get the min rect which can contain this and rect. More...
void	merge (const Rect &rect)
	Compute the min rect which can contain this and rect, assign it to this. More...

Public Attributes
Vec2	origin
	Low left point of rect. More...
var	origin
	Low left point of rect. More...
local	origin
	Low left point of rect. More...
Size	size
	Width and height of the rect. More...
var	size
	Width and height of the rect. More...
local	size
	Width and height of the rect. More...

Static Public Attributes
static const Rect	ZERO
	An empty Rect. More...

Detailed Description

Rectangle area.

Constructor & Destructor Documentation

Rect

(

)

Constructor an empty Rect.

local Rect

(

)

Constructor an empty Rect.

Rect	(	float	x,
		float	y,
		float	width,
		float	height
	)

Constructor a rect.

local Rect	(	local	x,
		local	y,
		local	width,
		local	height
	)

Constructor a rect.

Rect

(

const Rect &

other

)

Copy constructor.

Member Function Documentation

bool containsPoint

(

const Vec2 &

point

)

const

Check if the points is contained in the rect.

local containsPoint

(

local

point

)

Check if the points is contained in the rect.

bool equals

(

const Rect &

rect

)

const

return the topmost y-value of current rect

Compare two rects.

local equals

(

local

rect

)

return the topmost y-value of current rect

Compare two rects.

float getMaxX

(

)

const

return the midpoint x-value of current rect

Get the right of rect.

local getMaxX

(

)

return the midpoint x-value of current rect

Get the right of rect.

float getMaxY

(

)

const

return the midpoint y-value of current rect

Get top of rect.

local getMaxY

(

)

return the midpoint y-value of current rect

Get top of rect.

float getMidX

(

)

const

return the leftmost x-value of current rect

Get the X coordinate of center point.

local getMidX

(

)

return the leftmost x-value of current rect

Get the X coordinate of center point.

float getMidY

(

)

const

return the bottommost y-value of current rect

Get the Y coordinate of center point.

local getMidY

(

)

return the bottommost y-value of current rect

Get the Y coordinate of center point.

float getMinX

(

)

const

Get the left of the rect.

local getMinX

(

)

Get the left of the rect.

float getMinY

(

)

const

return the rightmost x-value of current rect

Get the bottom of rect.

local getMinY

(

)

return the rightmost x-value of current rect

Get the bottom of rect.

bool intersectsRect

(

const Rect &

rect

)

const

Check the intersect status of two rects.

local intersectsRect

(

local

rect

)

Check the intersect status of two rects.

void merge

(

const Rect &

rect

)

Compute the min rect which can contain this and rect, assign it to this.

var merge

(

var

rect

)

Compute the min rect which can contain this and rect, assign it to this.

local merge

(

local

rect

)

Compute the min rect which can contain this and rect, assign it to this.

Rect& operator=

(

const Rect &

other

)

void setRect	(	float	x,
		float	y,
		float	width,
		float	height
	)

Set the x, y, width and height of Rect.

Rect unionWithRect

(

const Rect &

rect

)

const

Get the min rect which can contain this and rect.

Member Data Documentation

Vec2 origin

Low left point of rect.

var origin

Low left point of rect.

local origin

Low left point of rect.

Size size

Width and height of the rect.

var size

Width and height of the rect.

local size

Width and height of the rect.

const Rect ZERO

static

An empty Rect.

var ZERO

static

An empty Rect.

local ZERO

static

An empty Rect.

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The documentation for this class was generated from the following file:

• /Users/minggo/SourceCode/cocos2d-x/cocos/math/CCGeometry.h