DrawPathDemoActivity.java 文件源码

@Override
        public void onDraw(Canvas canvas) {
            if (mCenter == null) {
                mCenter = new Point(getWidth()/2, getHeight()/2);
            }
            canvas.drawColor(Color.CYAN);
            float left = mCenter.x;
            float top = mCenter.y;
            float radius = 200;
            Path p = new Path();
            p.addRect(left, top, left+radius, top+radius, Direction.CW);
            p.addCircle(mCenter.x, mCenter.y, radius, Direction.CW);
            p.lineTo(mCenter.x + 2*radius, mCenter.y+2*radius);
            p.close();
            Paint paint = new Paint();
            paint.setColor(Color.RED);
            paint.setAntiAlias(true);
//            paint.setStyle(Style.FILL_AND_STROKE);
            canvas.drawPath(p, paint);
        }