Spiral Pattern 带动画的螺旋图案

矩阵螺旋动画安卓中的动画：应用程序要求用户输入一个数字，根据数字，它通过确定大小、间距和所需的延迟，用最多N*N的数字动态填充矩阵。 1. Input validation has been taken care of 2. Only Integer input provided by user is accepted. 3. Border cases are kept to between 1 and 25 for clear visibility while rendering. If user enters numbers out of this range, input is changed to nearest bound. 4. For empty field input is changed to 5.