cairo/canvas.go
func (v *Context) GetLineCap() LineCap {
	c := C.cairo_get_line_cap(v.native())
	return LineCap(c)
}
func (v *Context) GetLineCap() LineCap {
	c := C.cairo_get_line_cap(v.native())
	return LineCap(c)
}
// GetLineCap is a wrapper around cairo_get_line_cap().