IMG_ARC_PIE and IMG_ARC_CHORD are mutually exclusive; IMG_ARC_CHORD just connects the starting and ending angles with a straight line, while IMG_ARC_PIE produces a rounded edge.
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美
- IMG_ARC_PIE和IMG_ARC_CHORD是互斥的;IMG_ARC_CHORD只是用直線(xiàn)連接了起始和結束點(diǎn),IMG_ARC_PIE則產(chǎn)生圓形邊界(如果兩個(gè)都用,IMG_ARC_CHORD生效)。