Class TBGRARandomScanner

Unit

BGRAGradientScanner

Declaration

type TBGRARandomScanner = class(TBGRACustomScanner)

Description

Scanner of random color.

Example filling a form with random pixels:

uses ..., BGRABitmap, BGRAGradientScanner;

procedure TForm1.FormPaint(Sender: TObject);
var bmp: TBGRABitmap;
  scan: TBGRARandomScanner;
begin
  bmp := TBGRABitmap.Create(ClientWidth, ClientHeight);
  scan := TBGRARandomScanner.Create(False, 255);
  bmp.Fill(scan);
  scan.Free;
  bmp.Draw(Canvas,0,0);
  bmp.Free;
end;

Hierarchy

• IInterface
• IBGRAScanner
• TBGRACustomScanner
• TBGRARandomScanner

Overview

Methods

	constructor Create(AGrayscale: Boolean; AOpacity: byte);
	function ScanAt(X, Y: Single): TBGRAPixel; override;
	function ScanAtInteger(X, Y: integer): TBGRAPixel; override;
	function ScanNextPixel: TBGRAPixel; override;

Description

Methods

	constructor Create(AGrayscale: Boolean; AOpacity: byte);
This item has no description.

	function ScanAt(X, Y: Single): TBGRAPixel; override;
This item has no description.

	function ScanAtInteger(X, Y: integer): TBGRAPixel; override;
This item has no description.

	function ScanNextPixel: TBGRAPixel; override;
This item has no description.