Class TAsciiRasterReader

Unit

AsciiRasterReaderUnit

Declaration

type TAsciiRasterReader = class(TObject)

Description

Hierarchy

• TObject
• TAsciiRasterReader

Overview

Fields

	RasterFile: TextFile;
	FOnReadPoint: TOnReadPointEvent;
	FFileName: string;

Methods

	function ReadHeader(var ShouldReadNoDataValue: boolean): TRasterHeader;
	procedure ReadValues(var Values: TPoint3DArray; RasterHeader: TRasterHeader; Progress : TProgressBar);
	procedure SetFileName(const Value: string);
	function GetValidFileHeader: boolean;
	function GetFileHeader: TRasterHeader;
	procedure ReadAsciiRaster(var Values: TPoint3DArray; Progress : TProgressBar = nil); overload;
	procedure ReadAsciiRaster(Progress : TProgressBar = nil); overload;

Properties

	property OnReadPoint: TOnReadPointEvent read FOnReadPoint write FOnReadPoint;
	property FileName: string read FFileName write SetFileName;
	property ValidFileHeader: boolean read GetValidFileHeader;
	property FileHeader: TRasterHeader read GetFileHeader;

Description

Fields

	RasterFile: TextFile;

	FOnReadPoint: TOnReadPointEvent;

	FFileName: string;

Methods

	function ReadHeader(var ShouldReadNoDataValue: boolean): TRasterHeader;

	procedure ReadValues(var Values: TPoint3DArray; RasterHeader: TRasterHeader; Progress : TProgressBar);

	procedure SetFileName(const Value: string);

	function GetValidFileHeader: boolean;

	function GetFileHeader: TRasterHeader;

	procedure ReadAsciiRaster(var Values: TPoint3DArray; Progress : TProgressBar = nil); overload;

	procedure ReadAsciiRaster(Progress : TProgressBar = nil); overload;

Properties

	property OnReadPoint: TOnReadPointEvent read FOnReadPoint write FOnReadPoint;

	property FileName: string read FFileName write SetFileName;

	property ValidFileHeader: boolean read GetValidFileHeader;

	property FileHeader: TRasterHeader read GetFileHeader;