Class TBGRAColorList

Unit

BGRABitmapTypes

Declaration

type TBGRAColorList = class(TObject)

Description

Contains a fixed list of colors

Hierarchy

TObject
TBGRAColorList

Overview

Fields

	`FColors: array of TBGRAColorDefinition;`
	`FFinished: boolean;`
	`FNbColors: integer;`

Methods

	`constructor Create;`
	`function IndexOf(Name: string): integer;`
	`function IndexOfColor(const AColor: TBGRAPixel; AMaxDiff: Word = 0): integer;`
	`function GetByIndex(Index: integer): TBGRAPixel;`
	`function GetByName(Name: string): TBGRAPixel;`
	`function GetName(Index: integer): string;`
	`procedure Add(Name: string; const Color: TBGRAPixel); overload;`
	`procedure Finished;`
	`procedure Add(Name: string; out Color: TBGRAPixel; red,green,blue: byte); overload;`

Properties

	`property ByIndex[Index: integer]: TBGRAPixel read GetByIndex;`
	`property ByName[Name: string]: TBGRAPixel read GetByName;`
	`property Count: integer read FNbColors;`
	`property Name[Index: integer]: string read GetName;`

Description

Fields

	`FColors: array of TBGRAColorDefinition;`
This item has no description.

	`FFinished: boolean;`
This item has no description.

	`FNbColors: integer;`
This item has no description.

Methods

	`constructor Create;`
Creates an empty color list

	`function IndexOf(Name: string): integer;`
Returns the index of a color with a given name

	`function IndexOfColor(const AColor: TBGRAPixel; AMaxDiff: Word = 0): integer;`
Returns the index of a color. Colors are considered to match if the difference is less than or equal to AMaxDiff

	`function GetByIndex(Index: integer): TBGRAPixel;`
This item has no description.

	`function GetByName(Name: string): TBGRAPixel;`
This item has no description.

	`function GetName(Index: integer): string;`
This item has no description.

	`procedure Add(Name: string; const Color: TBGRAPixel); overload;`
`Add` a color to the list

	`procedure Finished;`
Ends the color list and prevents further modifications

	`procedure Add(Name: string; out Color: TBGRAPixel; red,green,blue: byte); overload;`
This item has no description.

Properties

	`property ByIndex[Index: integer]: TBGRAPixel read GetByIndex;`
Gets the color at the specified index

	`property ByName[Name: string]: TBGRAPixel read GetByName;`
Gets the color associated with a color name

	`property Count: integer read FNbColors;`
Gets the number of colors

	`property Name[Index: integer]: string read GetName;`
Gets the `name` of the color at the specified index