AllowZooming

Purpose

This property controls the built-in zooming capabilities of the object. Related are ZoomLimits and ZoomStyle.

The following constants apply to this property:

VCL Graph Enumerations

eAllowZooming = (gNoZooming, gHorzZooming, gVertZooming, gHorzPlusVertZooming, gHorzZoomingMb, gVertZoomingMb, gHorzPlusVertZoomingMb);

VCL Scientific Graph Enumerations

eAllowZooming = (sgNoZooming, sgHorzZooming, sgVertZooming, sgHorzPlusVertZooming, sgHorzZoomingMb, sgVertZoomingMb, sgHorzPlusVertZoomingMb);

VCL Polar/Smith Enumerations

eAllowZooming = (psNoZooming, psHorzPlusVertZooming);

Comments

Other related properties include ZoomMode, ZoomMaxTX, ZoomMinTX, ZoomMinX, ZoomMaxX, ZoomMinY, ZoomMaxY, ZoomMinRY, ZoomMaxRY, ZoomMinAxis, ZoomMaxAxis

Note that the Polar/Smith object only allows the PEAZ_HORZANDVERT zooming method.

See Also: ScrollingHorzZoom, ScrollingVertZoom, ZoomStyle, ZoomLimits, ZoomInterfaceOnly

Related events:

.NET: PeZoomIn event
ActiveX: ZoomIn event
SDK/DLL: PEWN_ZOOMIN notification message.

Refer to Chapter 7, Question 29 for more information on using this property.