TGIS_Viewer.FullExtent method

DK for Delphi | GisViewer.TGIS_Viewer.FullExtent | Constructors | Fields | Methods | Properties | Events

Calculate the screen origin, zoom, and viewport to place the whole map in the window.

Available also on: .NET | Java | ActiveX | Python.

Implements IGIS_Viewer.FullExtent.

// Delphi
public
  procedure FullExtent; virtual;

// C++ Builder
public:
  virtual void FullExtent(void);

USAGE: Fit all loaded layers in viewport at optimal zoom. Essential after adding layers or for "zoom to all" user action. Screen origin, zoom, and viewport automatically calculated.

gis.Add(layer)
gis.FullExtent()

• Viewer sample
• ViewerLite sample
• Zooming sample