draw_path_kivy.py

def draw_path(self, gc, path, transform, rgbFace=None):
        polygons = path.to_polygons(transform, self.widget.width,
                                    self.widget.height)
        list_canvas_instruction = self.get_path_instructions(gc, polygons,
                                    rgbFace=rgbFace)
        for widget, instructions in list_canvas_instruction:
            widget.canvas.add(instructions)

def get_path_instructions(self, gc, polygons, rgbFace=None):
        instructions_list = []
        points_line = []
        for polygon in polygons:
            for x, y in polygon:
                x = x + self.widget.x
                y = y + self.widget.y
                points_line += [float(x), float(y), ]
            tess = Tesselator()
            tess.add_contour(points_line)
            if not tess.tesselate():
                Logger.warning("Tesselator didn't work :(")
                return
            newclip = self.handle_clip_rectangle(gc, x, y)
            if newclip > -1:
                instructions_list.append((self.clip_rectangles[newclip],
                        self.get_graphics(gc, tess, points_line, rgbFace)))
            else:
                instructions_list.append((self.widget,
                        self.get_graphics(gc, tess, points_line, rgbFace)))
        return instructions_list