protected voID onDraw(Canvas canvas) { super.onDraw(canvas); RectF oval = new RectF(90,100,200,300); Paint paint = new Paint(Paint.ANTI_AliAS_FLAG); paint.setcolor(color.RED); paint.setstrokeWIDth(5f); // canvas.drawRect(oval,paint); //canvas.drawArc(oval,30f,100f,true,paint); float [] pts = {0,120,140,180,20,260,350,410,530,380,300,200 }; //canvas.drawPoints(pts,paint); canvas.drawlines(pts,paint); //RectF tail = new RectF(0f,50f,200f,100f); //canvas.drawArc(tail,0f,paint); //canvas.drawRoundRect(oval,20f,paint); invalIDate();}
所以基本上我想要做的就是沿着数组中存在的这些点填充颜色.对此有何帮助??
解决方法 您需要构建一个 Path并使用canvas.drawPath. 总结以上是内存溢出为你收集整理的在画布上的Android绘图全部内容,希望文章能够帮你解决在画布上的Android绘图所遇到的程序开发问题。
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