Method
PhocDesktoplayer_surface_at
Declaration [src]
PhocLayerSurface*
phoc_desktop_layer_surface_at (
PhocDesktop* self,
double lx,
double ly,
double* sx,
double* sy
)
Description [src]
Looks up the surface at lx,ly
and returns the topmost surface at that position
if it is a layersurface, NULL
otherwise.
Parameters
lx
-
Type:
double
X coordinate the layer surface to look up at in layout coordinates.
ly
-
Type:
double
Y coordinate the layer surface to look up at in layout coordinates.
sx
-
Type:
double*
Surface relative x coordinate.
The argument will be set by the function. The argument can be set to NULL
by the method. sy
-
Type:
double*
Surface relative y coordinate.
The argument will be set by the function. The argument can be set to NULL
by the method.
Return value
Type: PhocLayerSurface
The PhocLayerSurface
The data is owned by the instance. |
The return value can be NULL . |