ColorGridDrawable.java 文件源码

private static int getColor(int row, int col) {
    if (COLOR_CACHE[row][col] == 0) {
        final int r = 140 + R.nextInt(100);
        final int g = 140 + R.nextInt(100);
        final int b = 50 + R.nextInt(100);
        COLOR_CACHE[row][col] = Color.rgb(r, g, b);
    }
    return COLOR_CACHE[row][col];
}