| GfxSetOverlayMode | Low-level graphics | 
| SYNTAX | GfxSetOverlayMode( mode = 0 ) | 
| RETURNS | NOTHING | 
| FUNCTION | Sets overlay mode for low-level graphics. Parameters: 
 To learn more about low level graphics please read Tutorial: Using low-level graphics | 
| EXAMPLE | GfxSetOverlayMode( 2 ); // don't display charts nor grids | 
| SEE ALSO | GfxArc() function , GfxChord() function , GfxCircle() function , GfxDrawText() function , GfxEllipse() function , GfxGradientRect() function , GfxLineTo() function , GfxMoveTo() function , GfxPie() function , GfxPolygon() function , GfxPolyline() function , GfxRectangle() function , GfxRoundRect() function [[331:Gfx | 
The GfxSetOverlayMode function is used in the following formulas in AFL on-line library:
See updated/extended version on-line.