[Overview][Constants][Types][Procedures and functions][Variables][Index] Reference for unit 'Graph' (#rtl)

ClearViewPort

Clear the current viewport

Declaration

Source position: graphh.inc line 625

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

ClearDevice

  

Clear the complete screen

SetViewPort

  

Set the graphical drawing window

SetBkColor

  

Set background drawing color

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