TGIS_ControlScale class

Visual control for displaying map scale.

Syntax

# Python
class TGIS_ControlScale( TStyledControl, IGIS_Subscribe, IGIS_PrintableControl ):

Inherited Overrides Protected

	Name	Visibility	Description
	__init__	public	Create the control.

Inherited Overrides Protected

Name	Visibility	Description
CreateCopy	public	Prepare a copy of the control for printing. _{(Implements IGIS_PrintableControl.CreateCopy)}
DrawBmp	public	Draw control on a provided bitmap
FreeCopy	public	Release the copy of the control. _{(Implements IGIS_PrintableControl.FreeCopy)}
PrintBmp	public	Print the control on the given bitmap. _{(Implements IGIS_PrintableControl.PrintBmp)}
PrintClipboard	public	Print control on the clipboard.
SubscribedEvent	public	Subscriber notification event. _{(Implements IGIS_Subscribe.SubscribedEvent)}

Inherited Protected

Name	Visibility	Description
DividerColor1	published	Color of the first divider.
DividerColor2	published	Color of the second divider.
Dividers	published	Number of dividers.
Font	published	Font of the text.
GIS_Viewer	published	Attached viewer.
Glow	published	Draw "glowing" shadow around scale.
InternalName	published	Used for internal use of TatukGIS. _{(Implements IGIS_PrintableControl.InternalName)}
ShadowColor	published	Color of the text shadow.
StyledSettings	published	Styled settings.
TextColor	published	Color of the text.
Units	public	Units used for scale output.
UnitsEPSG	published	Units EPSG code for scale output.

Inherited Protected

	Name	Visibility	Description
	PrepareEvent	published	Event fired before calculating scale.

Place this component on a form and connect GIS_Viewer to TGIS_ViewerWnd.

Based on TGIS_Viewer.CS units settings the component will try to compute the scale.