namespace WindowsFormsApplication4
{
public partial class Form1 : Form
{
Button[,] buttons = new Button[9, 9]; //宣告一個二維陣列 (用來製造4x4按鈕)
int[] randomize = new int[16]; //宣告一個一維陣列 (用來存取變數的陣列)
Random rnd = new Random(); //宣告產生亂數
int x, y;
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
for (int i = 0; i < 4; ++i)
{
for (int j = 0; j < 4; ++j)
{
buttons[i, j] = new Button(); //利用二維陣列產生4x4按鈕
buttons[i, j].Location = new Point(i * 100, j * 100); //改變其按鈕位置
buttons[i, j].Size = new Size(100, 100); //改變按鈕大小
this.Controls.Add(buttons[i, j]); //要產生按鈕一定要有這行
buttons[i, j].Click += new EventHandler(Button1_Click);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
for (int i = 0; i < 16; i++)
{
randomize[i] = rnd.Next(0, 16); //將0~15個亂數依序放進一維陣列randomize中
for (int j = 0; j < i; j++)
{
while (randomize[j] == randomize[i]) // 檢查是否有重複的亂數 如果有就重新產生
{
j = 0;
randomize[i] = rnd.Next(0, 16);
}
}
}
for (int i = 0; i < 4; ++i)
{
for (int j = 0; j < 4; ++j)
{
buttons[i, j].Text = Convert.ToString(randomize[i * 4 + j]); //將一維陣列randomize依序放進二維陣列的按鈕上
this.Controls.Add(buttons[i, j]);
if (buttons[i, j].Text == "0")
{
buttons[i, j].Text = "";
x = i;
y = j;
}
}
}
}
private void Button1_Click(object sender, EventArgs e)
{
string a;
if (x > 0)
{
if (sender == buttons[x - 1, y])
{
a = buttons[x - 1, y].Text;
buttons[x - 1, y].Text = buttons[x, y].Text;
buttons[x, y].Text = a;
x = x - 1;
}
}
if (x < 3)
{
if (sender == buttons[x + 1, y])
{
a = buttons[x + 1, y].Text;
buttons[x + 1, y].Text = buttons[x, y].Text;
buttons[x, y].Text = a;
x = x + 1;
}
}
if (y > 0)
{
if (sender == buttons[x, y - 1])
{
a = buttons[x, y - 1].Text;
buttons[x, y - 1].Text = buttons[x, y].Text;
buttons[x, y].Text = a;
y = y - 1;
}
}
if (y < 3)
{
if (sender == buttons[x, y + 1])
{
a = buttons[x, y + 1].Text;
buttons[x, y + 1].Text = buttons[x, y].Text;
buttons[x, y].Text = a;
y = y + 1;
}
}
}
}
}
