Android java : Draw polyline on Bitmap [closed]
问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago . Improve this question I want to draw a polyline on a Bitmap which contains a picture but I don't know if I can draw a polyline on a Bitmap. Any idea ? Thanks for help. 回答1: You can use following function: canvas.drawLines(float[] pts, int offset, int count, Paint paint); OR canvas.drawPath(Path