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api:dk11:delphi:gisinterfaces.igis_viewer.invalidateextent_tgis_extent_boolean

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IGIS_Viewer.InvalidateExtent(TGIS_Extent; Boolean) method

DK11 for Delphi | GisInterfaces.IGIS_Viewer.InvalidateExtent | Overloads | Methods | Properties

Invalidate an extent.

Available also on: .NET | Java | ActiveX.

Syntax

// Delphi
public
  procedure InvalidateExtent(
    const _extent : TGIS_Extent;
    const _deep : Boolean
  ); overload;
// C++ Builder
public:
  void InvalidateExtent(
    TGIS_Extent* const _extent,
    const bool _deep
  ) = 0 /* overload */;

Parameters

Name Type Description
_extent TGIS_Extent extent to redraw
_deep Boolean True, if whole map must marked for update; if False then only shallow repaint will be issued (only topmost layers)
2018/09/13 10:03