ClearViewPort
Clear the current viewport
Declaration
Source position: graphh.inc line 660
var
  ClearViewPort : clrviewproc;
Description
Clears the current viewport. The current background color is used as filling color. The pointer is set at (0,0).
Errors
None.
See also
| Name | Description | 
|---|---|
| ClearDevice | Clear the complete screen | 
| clrviewproc | Standard clearviewport routine prototype | 
| SetBkColor | Set background drawing color | 
| SetViewPort | Set the graphical drawing window |