gfxdraw_test.py 文件源码

def test_hline(self):
        """hline(surface, x1, x2, y, color): return None"""
        fg = self.foreground_color
        bg = self.background_color
        startx = 10
        stopx = 80
        y = 50
        fg_test_points = [(startx, y), (stopx, y), ((stopx - startx) // 2, y)]
        bg_test_points = [(startx - 1, y), (stopx + 1, y),
                          (startx, y - 1), (startx, y + 1),
                          (stopx, y - 1), (stopx, y + 1)]
        for surf in self.surfaces:
            fg_adjusted = surf.unmap_rgb(surf.map_rgb(fg))
            bg_adjusted = surf.unmap_rgb(surf.map_rgb(bg))
            pygame.gfxdraw.hline(surf, startx, stopx, y, fg)
            for posn in fg_test_points:
                self.check_at(surf, posn, fg_adjusted)
            for posn in bg_test_points:
                self.check_at(surf, posn, bg_adjusted)