public Form1()
{
InitializeComponent();
this.DoubleBuffered = true;
BallDoc = new BallDoc();
Random = new Random();
}
public Form1()
{
InitializeComponent();
ballDoc = new BallDoc(this.Width, this.Height);
timer1.Start();
this.DoubleBuffered = true;
}
private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
bool stopped = false;
if (timer1.Enabled)
{
timer1.Stop();
stopped = true;
}
if (MessageBox.Show("Are you sure you want to start a new game?", "Start a new game",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
BallDoc = new BallDoc();
Filename = string.Empty;
stopped = false;
timer1.Stop();
Invalidate(true);
}
if (stopped)
{
timer1.Start();
}
}
private void timer1_Tick(object sender, EventArgs e)
{
if (BallDoc.Move(this.Width, this.Height - statusStrip1.Height))
{
timer1.Stop();
}
Invalidate(true);
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
e.Graphics.Clear(Color.White);
BallDoc.DrawBalls(e.Graphics);
if (Filename != string.Empty)
{
this.Text = $"Sliding Balls | {Filename.Substring(Filename.LastIndexOf(@"\") + 1)}";
}
else
{
this.Text = "Sliding Balls";
}
}
private void Form1_MouseDoubleClick(object sender, MouseEventArgs e)
{
var choice = Random.Next(2);
if (choice == 0) // add a blue ball
{
BallDoc.AddBall(e.Location, Color.Blue);
}
else if (choice == 1)
{
BallDoc.AddBall(e.Location, Color.Green);
}
Invalidate(true);
}
private void Form1_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left) // start moving a red ball, if clicked
{
if (BallDoc.SelectBall(e.Location))
{
timer1.Start();
}
}
else if (e.Button == MouseButtons.Right) // add a red ball
{
BallDoc.AddBall(e.Location, Color.Red);
Invalidate(true);
}
}