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api:dk11:net:tatukgis.ndk.igis_viewer3d.zoomby_double_integer_integer

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IGIS_Viewer3D.ZoomBy method

DK11 for .NET | TatukGIS.NDK.IGIS_Viewer3D.ZoomBy | Methods | Properties

Zoom view by factor (screen center if AdvNavigation = False, mouse position if AdvNavigation = True.

Available also on: Delphi | ActiveX.

Syntax

// C#
public void ZoomBy(
  double _value,
  int _x,
  int _y
);
' VisualBasic
Public Sub ZoomBy(
  ByVal _value As Double,
  ByVal _x As Integer,
  ByVal _y As Integer
)
// Oxygene
public
  procedure ZoomBy(
    _value : Double;
    _x : Integer;
    _y : Integer
  );

Parameters

Name Type Description
_value double
Double
zoom multiplier to multiply current zoom value
_x int
Integer
center point x coordinate
_y int
Integer
center point y coordinate
2018/02/17 00:29