func (self *Matrix) Rotate(radians float64) { C.cairo_matrix_rotate(self.cairo_matrix_t(), C.double(radians)) }
//Rotate rotates m by radians and returns itself. // //Originally cairo_matrix_rotate. func (m Matrix) Rotate(radians float64) Matrix { C.cairo_matrix_rotate(&m.m, C.double(radians)) return m }