Pan or Zoom a View
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ConceptProcedureQuick Reference
 
 
 

Commands

DSVIEWER

Opens the Aerial View window.

PAN

Moves the view in the current viewport.

UNDO

Reverses the effect of commands.

VIEWRES

Sets the resolution for objects in the current viewport.

VTOPTIONS

Displays a change in view as a smooth transition.

ZOOM

Increases or decreases the magnification of the view in the current viewport.

System Variables

EXTMAX

Stores the upper-right point of the drawing extents.

EXTMIN

Stores the lower-left point of the drawing extents.

MBUTTONPAN

Controls the behavior of the third button or wheel on the pointing device.

RTDISPLAY

Controls the display of raster images and OLE objects during Realtime ZOOM or PAN.

VTENABLE

Controls when smooth view transitions are used.

VTDURATION

Sets the duration of a smooth view transition, in milliseconds.

VTFPS

Sets the minimum speed of a smooth view transition, in frames per second.

WHIPARC

Controls whether the display of circles and arcs is smooth.

WHIPTHREAD

Controls whether to use an additional processor to improve the speed of operations such as ZOOM that redraw or regenerate the drawing.

ZOOMFACTOR

Controls how much the magnification changes when the mouse wheel moves forward or backward.