write.func
and closure
.cairoPdfSurfaceCreateForStream(write.func, closure, width.in.points, height.in.points)
write.func
CairoWriteFunc
] a CairoWriteFunc
to accept the output data, may be NULL
to indicate a no-op write.func
. With a no-op write.func
,
the surface may be queried or used as a source without
generating any temporary files.closure
write.func
width.in.points
height.in.points
CairoSurface
] a pointer to the newly created surface. The caller
owns the surface and should call cairoSurfaceDestroy
when done
with it.
This function always returns a valid pointer, but it will return a
pointer to a "nil" surface if an error such as out of memory
occurs. You can use cairoSurfaceStatus
to check for this.