"setLayerVisibleRange"
    
    Sets the visible range of a layer.
Synopsis
bool setLayerVisibleRange(string strLayer,double dRangeFrom,double
                    dRangeTo);
Parameters
| Parameter | Description | 
|---|---|
| strLayer | The layer whose visible range will be set. | 
| dRangeFrom | The Range from which the layer will be visible. The horizontal width. The width is given in degrees or meters depending on which map you use. | 
| dRangeTo | The Range to which the layer will be visible. The horizontal width. The width is given in degrees or meters depending on what for map you use. | 
Description
Sets the visible range of a layer.
 Example
Sets the visible range of the layer "SHAPES" (The width is given in degrees or meters depending on what for map you use).
main()
{
  GisViewer_ewo1.setLayerVisibleRange("SHAPES",21,1000);
}
        Assignment
GIS Viewer