Public API Reference

csSubRectangles::SubRect Class Reference

Sub-rectangle. More...

#include <csgeom/subrec.h>

List of all members.

Protected Types
enum	AllocPos
enum	SplitType
typedef csBlockAllocator< SubRect >	SubRectAlloc
Protected Member Functions
SubRect *	Alloc (int w, int h, const AllocInfo &ai, csRect &r)
	Do the actual allocation.
void	DecideBestSplit (const csRect &rect, int splitX, int splitY, SubRect::SplitType &splitType)
	Decide whether a H or V split is better.
void	Reclaim ()
	De-allocate.
void	TestAlloc (int w, int h, AllocInfo &ai)
	searches for the "ideal" position of a rectangle
void	TestCollapse ()
	Test whether both children are empty.
Protected Attributes
csRect	allocedRect
SubRect *	children [2]
SubRect *	parent
csRect	rect
int	splitPos
SplitType	splitType
csSubRectangles *	superrect
Friends
struct	AllocInfo
class	csBlockAllocator< SubRect >
class	csSubRectangles
Classes
struct	AllocInfo

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Detailed Description

Sub-rectangle.

Definition at line 48 of file subrec.h.

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Member Function Documentation

SubRect* csSubRectangles::SubRect::Alloc	(	int	w,
		int	h,
		const AllocInfo &	ai,
		csRect &	r
	)			[protected]

Do the actual allocation.

void csSubRectangles::SubRect::DecideBestSplit	(	const csRect &	rect,
		int	splitX,
		int	splitY,
		SubRect::SplitType &	splitType
	)			[protected]

Decide whether a H or V split is better.

The better split is the one where the bigger chunk results.

void csSubRectangles::SubRect::Reclaim

(

)

[protected]

De-allocate.

void csSubRectangles::SubRect::TestAlloc	(	int	w,
		int	h,
		AllocInfo &	ai
	)			[protected]

searches for the "ideal" position of a rectangle

void csSubRectangles::SubRect::TestCollapse

(

)

[protected]

Test whether both children are empty.

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

• csgeom/subrec.h

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