Class TBGRAColorTree

Fields

Unit

BGRAColorQuantization

Declaration

type TBGRAColorTree = class(TObject)

Description

Binary tree of colors for color approximation

Hierarchy

TObject
TBGRAColorTree

Overview

Methods

	`constructor Create(ADimensions: TColorDimensions; ABitmap: TBGRACustomBitmap; AAlpha: TAlphaChannelPaletteOption); overload;`
	`constructor Create(ADimensions: TColorDimensions; APalette: TBGRACustomPalette); overload;`
	`constructor Create(ABox: TBGRAColorBox; AOwned: boolean); overload;`
	`destructor Destroy; override;`
	`function ApproximateColor(AColor: TBGRAPixel): TBGRAPixel;`
	`function ApproximateColorIndex(AColor: TBGRAPixel): integer;`
	`function FindBiggestLeaf(AMethod: TBiggestLeafMethod): TBGRAColorTree;`
	`function GetAsArrayOfApproximatedColors: ArrayOfTBGRAPixel;`
	`function GetAsArrayOfWeightedColors: ArrayOfWeightedColor;`
	`function SplitIntoPaletteWithSubPalette(ACount: integer; AMethod: TBiggestLeafMethod; ALeafColor: TBGRALeafColorMode; ASubPaletteCount: integer): ArrayOfTBGRAPixel;`
	`function TrySplitLeaf: boolean;`
	`procedure ComputeLeavesColor(ALeafColor: TBGRALeafColorMode);`
	`procedure FreeLeaves;`
	`procedure SplitIntoPalette(ACount: integer; AMethod: TBiggestLeafMethod; ALeafColor: TBGRALeafColorMode);`

Properties

	`property ApproximatedColorCount: integer read GetApproximatedColorCount;`
	`property HasPureTransparentColor: boolean read GetHasPureTransparentColor;`
	`property IsLeaf: boolean read FIsLeaf;`
	`property LargestApparentInterval: integer read FLargestApparentInterval;`
	`property LeafCount: integer read GetLeafCount;`
	`property PureTransparentColorCount: integer read FPureTransparentColorCount;`
	`property Weight: UInt32 read FWeight;`

Description

Methods

	`constructor Create(ADimensions: TColorDimensions; ABitmap: TBGRACustomBitmap; AAlpha: TAlphaChannelPaletteOption); overload;`
This item has no description.

	`constructor Create(ADimensions: TColorDimensions; APalette: TBGRACustomPalette); overload;`
This item has no description.

	`constructor Create(ABox: TBGRAColorBox; AOwned: boolean); overload;`
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	`destructor Destroy; override;`
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	`function ApproximateColor(AColor: TBGRAPixel): TBGRAPixel;`
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	`function ApproximateColorIndex(AColor: TBGRAPixel): integer;`
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	`function FindBiggestLeaf(AMethod: TBiggestLeafMethod): TBGRAColorTree;`
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	`function GetAsArrayOfApproximatedColors: ArrayOfTBGRAPixel;`
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	`function GetAsArrayOfWeightedColors: ArrayOfWeightedColor;`
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	`function SplitIntoPaletteWithSubPalette(ACount: integer; AMethod: TBiggestLeafMethod; ALeafColor: TBGRALeafColorMode; ASubPaletteCount: integer): ArrayOfTBGRAPixel;`
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	`function TrySplitLeaf: boolean;`
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	`procedure ComputeLeavesColor(ALeafColor: TBGRALeafColorMode);`
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	`procedure FreeLeaves;`
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	`procedure SplitIntoPalette(ACount: integer; AMethod: TBiggestLeafMethod; ALeafColor: TBGRALeafColorMode);`
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Properties

	`property ApproximatedColorCount: integer read GetApproximatedColorCount;`
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	`property HasPureTransparentColor: boolean read GetHasPureTransparentColor;`
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	`property IsLeaf: boolean read FIsLeaf;`
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	`property LargestApparentInterval: integer read FLargestApparentInterval;`
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	`property LeafCount: integer read GetLeafCount;`
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	`property PureTransparentColorCount: integer read FPureTransparentColorCount;`
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	`property Weight: UInt32 read FWeight;`
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