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api:dk11:activex:tatukgis_xdk11.itgis_rendererabstract.pixelstotwips_integer

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ITGIS_RendererAbstract.PixelsToTwips method

DK11 for ActiveX | TatukGIS_XDK11.ITGIS_RendererAbstract.PixelsToTwips | Methods | Properties

Convert size from device dependent pixels to device independent Twips (1/1440 inch). Used to make map device independent.

Available also on: Delphi | .NET | Java.

Syntax

// C#
public int PixelsToTwips(
  int _size
);
' VisualBasic
Public Function PixelsToTwips(
  ByVal _size As Integer
) As Integer
// Oxygene
public
  function PixelsToTwips(
    _size : Integer
  ) : Integer;

Parameters

Name Type Description
_size int
Integer
size in pixels; absolute value will be taken

Result

Type Description
int
Integer
Size in twips.

Remarks

This implementation will calculate always on actual canvas PPI while TGIS_Viewer version can provide improper results on non-standard temporary devices like bitmap output on different PPI then default.

2020/05/08 23:16

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