在图像上绘制圆圈 [英] drawing circle on an image

问题描述

我想在图像上画一个圆圈或一个椭圆...

i在一个图像上找到3个点来绘制一个圆/椭圆..一个点位于图像的尖端另外两个是图像的左上角和右上角....

i需要绘制连接这三个点的圆/椭圆

i wanna draw a circle or an ellipse on an image ...
i located 3 points on an image to draw a circle /ellipse..one point is at the tip of the the image the other two are the upper left and upper right on the image....
i need to draw circle/ellipse connecting these three points

推荐答案

查看此链接，是否可以帮助您

http： //stackoverflow.com/questions/4764892/drawing-a-circle-on-an-image [ ^ ]

Check this link, if it can help you
http://stackoverflow.com/questions/4764892/drawing-a-circle-on-an-image[^]

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