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api:dk11:delphi:gislayerpixel.tgis_layerpixel.getbitmappixels_tgis_extent_tgis_pixels_integer_integer

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TGIS_LayerPixel.getBitmapPixels method

DK11 for Delphi | GisLayerPixel.TGIS_LayerPixel.getBitmapPixels | Constructors | Fields | Methods | Properties | Events

Gets bitmap layer data in ARGB format.

Available also on: .NET | Java.

Syntax

// Delphi
protected
  function getBitmapPixels(
    const _extent : TGIS_Extent;
    const _bitmap : TGIS_Pixels;
    const _width : Integer;
    const _height : Integer
  ) : Boolean; virtual;
// C++ Builder
protected:
  virtual bool getBitmapPixels(
    TGIS_Extent* const _extent,
    TGIS_Pixels* const _bitmap,
    const int _width,
    const int _height
  );

Parameters

Name Type Description
_extent TGIS_Extent extent of the _bitmap
_bitmap TGIS_Pixels predefined buffer of Integers (_width*_height size)
_width Integer width of needed area in pixels
_height Integer height of needed area in pixels

Result

Type Description
Boolean True if success

Remarks

Function provide data with coordinate system applied.

2020/05/07 01:08

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