Get the draw mode value for a RastPort
Source position: agraphics.pas line 2323
| function GetDrMd( | 
| rp: pRastPort | 
| ):LongWord; | 
| rp | 
 | A pointer to a valid RastPort structure. | 
Return the current value of the draw mode for the rastport. This function should be used instead of peeking the structure directly, because future graphics devices may store it differently.
| 
 | Set drawing mode for a RastPort |