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Reference for unit 'Zipper' (#fcl)

TCompressor

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Compressor object

Declaration

Source position: zipper.pp line 208

`type TCompressor = class(TObject)`
`public`
`constructor Create(); virtual;`		Creates a TCompressor object
`procedure Compress; virtual; abstract;`		Compresses input stream to output stream
`class function ZipID; virtual; abstract;`		Identifier for type of compression
`class function ZipVersionReqd; virtual; abstract;`		ZIP version required in the method
`function ZipBitFlag; virtual; abstract;`		Current bit
`procedure Terminate;`		Halts the compressor by setting the Terminated property to True
`property BufferSize: LongWord; [r]`		Size of the buffer used for compression
`property OnPercent: Integer; [rw]`		Threshold percentage which triggers an OnProgress update
`property OnProgress: TProgressEvent; [rw]`		Event handler signalled to indicate the completion percentage for the compressor
`property Crc32Val: LongWord; [rw]`		Running CRC32 value
`property Terminated: Boolean; [r]`		Set to True when the Terminate method is called
`end;`

Inheritance

`TCompressor`		Compressor object
\|
`TObject`

Description

This object compresses a stream into a compressed zip stream.