Function Context.maskSurface
A drawing operator that paints the current source using
the alpha channel of surface as a mask. (Opaque areas of
surface are painted with the source, transparent areas
are not painted.)
Prototypes
void maskSurface(
Surface surface,
Point!(double) location
);
void maskSurface(
Surface surface,
double x,
double y
);
Parameters
| Name | Description |
|---|
| location | coordinates at which to place the origin of surface |
Authors
| Johannes Pfau | cairoD |
| Andrej Mitrovic | cairoD |
| cairo team | cairo |