您可以尝试绘制四边形.使其宽度与您希望的线条一样长，高度与所需的线条宽度相同，然后旋转并将其定位到线条所在的位置.

You could try drawing a quad. Make it as wide as you want your line to be long, and tall as the line width you need, then rotate and position it where the line would go.