private void GameOver()
{
stopToolStripMenuItem.PerformClick();
FieldPnl.CreateGraphics().Clear(ClrBack);
GameOverLbl.Visible = true;
PAKTCLbl.Visible = true;
PEOETELbl.Visible = true;
}
private void darkToolStripMenuItem_Click(object sender, EventArgs e)
{
darkToolStripMenuItem.Checked = true;
brightToolStripMenuItem.Checked = false;
ClrBack = Color.DimGray;
ClrFore = Color.Silver;
MyPen.Color = Color.Cyan;
brushFruit = Brushes.Gold;
FieldPnl.Refresh();
}
private void brightToolStripMenuItem_Click(object sender, EventArgs e)
{
darkToolStripMenuItem.Checked = false;
brightToolStripMenuItem.Checked = true;
ClrBack = Color.WhiteSmoke;
ClrFore = Color.Black;
MyPen.Color = Color.LimeGreen;
brushFruit = Brushes.OrangeRed;
FieldPnl.Refresh();
}
private void FieldPnl_SizeChanged(object sender, EventArgs e)
{
wid = FieldPnl.Width / 10.0;
hei = FieldPnl.Height / 10.0;
widInt = (int)Math.Truncate(wid);
heiInt = (int)Math.Truncate(hei);
SnakeBody = new List <Point>()
{
new Point(widInt / 2, heiInt / 2), new Point(widInt / 2, heiInt / 2),
new Point(widInt / 2, heiInt / 2), new Point(widInt / 2, heiInt / 2)
};
FieldPnl.Refresh();
}
private void showGridToolStripMenuItem_Click(object sender, EventArgs e)
{
if (showGridToolStripMenuItem.Checked)
{
showGridToolStripMenuItem.Checked = false;
gridField = false;
}
else
{
showGridToolStripMenuItem.Checked = true;
gridField = true;
}
FieldPnl.Refresh();
}
private void startToolStripMenuItem_Click(object sender, EventArgs e)
{
Tmr.Start();
gamedo = true;
pauseToolStripMenuItem.Enabled = true;
stopToolStripMenuItem.Enabled = true;
this.FormBorderStyle = FormBorderStyle.FixedSingle;
Graphics g = FieldPnl.CreateGraphics();
fruit = NewFruit();
g.FillEllipse(brushFruit, fruit.X * 10, fruit.Y * 10, 10, 10);
TSSL1.Text = $"Score: {score}";
if (GameOverLbl.Visible)
{
GameOverLbl.Visible = false;
PAKTCLbl.Visible = false;
PEOETELbl.Visible = false;
}
startToolStripMenuItem.Enabled = false;
difficultyToolStripMenuItem.Enabled = false;
}
private void stopToolStripMenuItem_Click(object sender, EventArgs e)
{
Tmr.Stop();
gamedo = false;
FormBorderStyle = FormBorderStyle.Sizable;
moves = 0;
score = 0;
KeyWay = Way.None;
wid = FieldPnl.Width / 10.0;
hei = FieldPnl.Height / 10.0;
widInt = (int)Math.Truncate(wid);
heiInt = (int)Math.Truncate(hei);
SnakeBody.Clear();
SnakeBody = new List <Point>()
{
new Point(widInt / 2, heiInt / 2), new Point(widInt / 2, heiInt / 2),
new Point(widInt / 2, heiInt / 2), new Point(widInt / 2, heiInt / 2)
};
FieldPnl.Refresh();
stopToolStripMenuItem.Enabled = false;
startToolStripMenuItem.Enabled = true;
pauseToolStripMenuItem.Enabled = false;
difficultyToolStripMenuItem.Enabled = true;
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (pause && e.KeyData == Keys.Escape)
{
pauseToolStripMenuItem.PerformClick();
}
else if (gamedo && !pause)
{
switch (e.KeyData)
{
case Keys.Up:
if (KeyWay != Way.Down)
{
KeyWay = Way.Up;
}
break;
case Keys.Right:
if (KeyWay != Way.Left)
{
KeyWay = Way.Right;
}
break;
case Keys.Left:
if (KeyWay != Way.Right)
{
KeyWay = Way.Left;
}
break;
case Keys.Down:
if (KeyWay != Way.Up)
{
KeyWay = Way.Down;
}
break;
case Keys.Escape:
pauseToolStripMenuItem.PerformClick();
moves--;
break;
}
moves++;
}
else if (GameOverLbl.Visible)
{
switch (e.KeyData)
{
case Keys.Escape:
if (PEOETELbl.Visible)
{
Close();
}
else
{
if (pause)
{
startToolStripMenuItem.PerformClick();
}
else
{
pauseToolStripMenuItem.PerformClick();
}
}
break;
case Keys.Enter:
if (PEOETELbl.Visible)
{
Close();
}
break;
default:
GameOverLbl.Visible = false;
PAKTCLbl.Visible = false;
PEOETELbl.Visible = false;
FieldPnl.Refresh();
break;
}
}
}
private void Tmr_Tick(object sender, EventArgs e)
{
if (gamedo)
{
if (!pause && KeyWay != Way.None)
{
int x = SnakeBody[0].X, y = SnakeBody[0].Y;
switch (KeyWay)
{
case Way.Up:
y--;
break;
case Way.Right:
x++;
break;
case Way.Left:
x--;
break;
case Way.Down:
y++;
break;
}
if (y < 0 || y >= heiInt || x < 0 || x >= widInt)
{
GameOver();
return;
}
for (int i = 0; i < SnakeBody.Count; i++)
{
if (SnakeBody[i].X == x && SnakeBody[i].Y == y)
{
GameOver();
return;
}
}
Point newHead = new Point(x, y);
SnakeBody.Insert(0, newHead);
Graphics g = FieldPnl.CreateGraphics();
if (SnakeBody[0].X == fruit.X && SnakeBody[0].Y == fruit.Y)
{
if (SnakeBody.Count == widInt * heiInt)
{
MessageBox.Show("You won", "Congratulations!");
GameOver();
return;
}
fruit = NewFruit();
g.DrawLines(MyPen, SnakeBody.Select(p => new Point(p.X * 10 + 5, p.Y * 10 + 5)).ToArray());
g.FillEllipse(brushFruit, fruit.X * 10, fruit.Y * 10, 10, 10);
TSSL1.Text = $"Score: {++score}";
}
else
{
int lastI = SnakeBody.Count - 1;
g.FillRectangle(new Pen(ClrBack).Brush, SnakeBody[lastI].X * 10, SnakeBody[lastI].Y * 10, 11, 11);
g.FillRectangle(new Pen(ClrBack).Brush, SnakeBody[lastI - 1].X * 10, SnakeBody[lastI - 1].Y * 10, 11, 11);
if (gridField)
{
g.DrawRectangle(new Pen(ClrFore), SnakeBody[lastI].X * 10, SnakeBody[lastI].Y * 10, 10, 10);
g.DrawRectangle(new Pen(ClrFore), SnakeBody[lastI - 1].X * 10, SnakeBody[lastI - 1].Y * 10, 10, 10);
}
SnakeBody.RemoveAt(lastI);
g.DrawLines(MyPen, SnakeBody.Select(p => new Point(p.X * 10 + 5, p.Y * 10 + 5)).ToArray());
}
}
else
{
if (moves == 0)
{
FieldPnl.CreateGraphics().FillEllipse(MyPen.Brush, widInt * 5, heiInt * 5, 10, 10);
}
}
}
}
