在闪光灯中,默认的"缠绕规则"甚至是奇数.因此,如果您绘制具有重叠相同填充的多个形状,则它们在填充和未填充之间交替.
var size:Number = 200;
graphics.beginFill(0xFF0000);
graphics.lineStyle(1);
graphics.drawRect((stage.stageWidth - size)/2, (stage.stageHeight - size)/2, size, size);
graphics.drawCircle(stage.stageWidth/2, stage.stageHeight/2, size/2 - 10);
graphics.drawCircle(stage.stageWidth/2, stage.stageHeight/2, size/2 - 30);
graphics.endFill();
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