Test9Unlock

效果图

重要代码

    mList = new ArrayList<>();
    mCircleList = new ArrayList<>();
    mSelectList = new ArrayList<>();

     
//初始化九个圆均未选中

    for (int i = 0; i < 9; i++) {
        mSelectList.add(false);
    }

    //单个圆圈所处区域高度宽度
    
    int height = getMeasuredHeight() / 3 * 2 / 3;
    int width = getMeasuredWidth() / 3;

    int initHeight = 0;
    if (mGravity == Gravity.TOP) {
        initHeight = 0;
    } else if (mGravity == Gravity.CENTER) {
        initHeight = getMeasuredHeight() / 3 / 2;
    } else {
        initHeight = getMeasuredHeight() / 3;
    }

    //初始化圆圈区域，圆心点
    
    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            int circleX = width * j + width / 2;
            int circleY = initHeight + height * i + height / 2;
            //*3是为了放大范围（为了更好的体验）
            Rect rect = new Rect(circleX - 3 * mCircleRadius, circleY - 3 * mCircleRadius, circleX + 3 * mCircleRadius,                             circleY + 3 * mCircleRadius);
            mList.add(rect);

            CircleXY circleXY = new CircleXY(circleX, circleY);
            mCircleList.add(circleXY);
        }
    }