path.moveTo(x,y)
mPaint.setColor(getColor(R.color.triangle));
//定義一個Path對象,封閉成一個三角形
Path path = new Path();
path.moveTo(width/2, 0);// 移動到起點
path.lineTo(0, (float) (Math.sqrt(3)/2*width));
path.lineTo(width, (float) (Math.sqrt(3)/2*width));
path.close();
canvas.drawPath(path,mPaint);
image.png
錯誤的代碼如下
Path path = new Path();
path.moveTo(width/2, 0);// 移動到起點
path.lineTo(0, (float) (Math.sqrt(3)/2*width));
path.lineTo(width, (float) (Math.sqrt(3)/2*width));
path.close();