/// <summary>
/// Helper setup start game state
/// </summary>
private void InitGame()
{
//show modeless box
_HelpBox = new frmInfos();
this.Location = new Point(10, 10);
_HelpBox.Show();
//set helpbox location
_HelpBox.Location = new Point(this.Location.X + this.Width + 10, 10);
//preset flag
_bGameStart = false;
_bGameOver = false;
_bGamePause = false;
_bWelcome = true;
//reset state
_UserInfo = new UserInfo();
_gameLevel = eGameLevel.Easy;
this.Focus();
//add main ship
MakeAShip(0, ClientSize);
//add one rock
Point center = new Point(_rnd.Next(ClientRectangle.Width), _rnd.Next(ClientRectangle.Height));
ShapeRock newRock = new ShapeRock(center, (ShapeRock.RockSize)_rnd.Next(3));
_lstRock.Add(newRock);
//call make color function
//make a random known color every second
MakeColor(1000);
//make rock based on selected level
//add asteroids on canvas based on game level
_gr = CreateGraphics();
MakeAsteroid((int)_gameLevel, _gr.VisibleClipBounds.Size);
//play opening sound
_SoundFolder = Path.GetFullPath(Path.Combine(Directory.GetCurrentDirectory(), "..", "..", "Sound"));
_soundOpening = _SoundFolder + "\\opening.wav";
_soundExplosion = _SoundFolder + "\\explosion-012.wav";
_soundGameOver = _SoundFolder + "\\Yunas-Theme.wav";
_soundGotHit = _SoundFolder + "\\explosion.wav";
_soundLazer = _SoundFolder + "\\lazer.wav";
PlaySound(_soundOpening);
//load images
//LoadImages();
//play hot sound
PlaySound(_soundOpening);
// Helper to load existing high score
LoadFile();
}
/// <summary>
/// Helper to update score everytime bullet hit the rock
/// </summary>
/// <param name="rock">input rock</param>
private void UpdateScore(ShapeRock rock)
{
//use rock instance property to update
_UserInfo._CurrentScore += rock.RScore;
//if current score mul by 10K -> award player a life
if ((int)_UserInfo._CurrentScore / AWARD_LIFE > _UserInfo._AwardsTimes)
{
_UserInfo._AwardsTimes++;
_UserInfo._Life++;
}
//increase level when user get 20k, and 100k
if (_UserInfo._AwardsTimes == (int)_MediumScore / 10000)
{
_gameLevel = eGameLevel.Medium;
}
if (_UserInfo._AwardsTimes == (int)_HardScore / 10000)
{
_gameLevel = eGameLevel.Hard;
}
}
/// <summary>
/// Occur when user press key
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
//set proper flags based on user key pressed
if (e.KeyCode == System.Windows.Forms.Keys.Up)
{
_bUp = true;
}
if (e.KeyCode == System.Windows.Forms.Keys.Down)
{
_bDown = true;
}
if (e.KeyCode == System.Windows.Forms.Keys.Left)
{
_bLeft = true;
}
if (e.KeyCode == System.Windows.Forms.Keys.Right)
{
_bRight = true;
}
//set thurster while airship is alive
if (e.KeyCode == System.Windows.Forms.Keys.Up && !_Airship.IsMarkedForDeath)
{
_Thruster.IsThruster = true;
}
//if user press SPACEBAR start game
if (e.KeyCode == System.Windows.Forms.Keys.Space)
{
if (_bGameOver && !_bGameStart && !_bWelcome)
{
_bGameStart = false;
_bWelcome = true;
_bGameOver = false;
InitGame();
}
else if (_bWelcome && !_bGameStart & !_bGameOver)
{
_bGameOver = false;
_bWelcome = false;
_bGameStart = true;
}
timerRender.Start();
}
//ESC -> pause/un-pause game
if (e.KeyCode == System.Windows.Forms.Keys.Escape)
{
if (_bGamePause)
{
_bGamePause = false;
timerRender.Start();
}
else
{
_bGamePause = true;
timerRender.Stop();
}
}
//show help box
if (e.KeyCode == System.Windows.Forms.Keys.F1)
{
_HelpBox.Show();
}
//set new game level
if (e.KeyCode == System.Windows.Forms.Keys.D1)
{
_gameLevel = eGameLevel.Easy;
//call make asteroid to update the change
MakeAsteroid((int)_gameLevel, _gr.VisibleClipBounds.Size);
}
else if (e.KeyCode == System.Windows.Forms.Keys.D2)
{
_gameLevel = eGameLevel.Medium;
//call make asteroid to update the change
MakeAsteroid((int)_gameLevel, _gr.VisibleClipBounds.Size);
}
else if (e.KeyCode == System.Windows.Forms.Keys.D3)
{
_gameLevel = eGameLevel.Hard;
//call make asteroid to update the change
MakeAsteroid((int)_gameLevel, _gr.VisibleClipBounds.Size);
}
//if user press SPACEBAR, also add bullets in ALLOWED LIMIT
if (e.KeyCode == System.Windows.Forms.Keys.Space && _lstBullet.Count < ShapeBullet.BULLET_ALLOW)
{
ShapeBullet newBullet = new ShapeBullet(_Airship.Location, _Airship);
_lstBullet.Add(newBullet);
PlaySound(_soundLazer);
}
}
