} // end constructor
#endregion
#region public methods
public override void update()
{
base.update();
try
{
if (posY > ActionPanel.Height)
{
deleteMe = true;
}
else
{
// decide if we want to shoot at the player
if (MyRnd.next(1000) >= (998 - this.lvl)) // 0.2% - 0.5% based on lvl.
{
// shoot
Laser shot;
this.lvl += 1;
if (lvl > 3)
{
shot = new SeekingLaser(ActionPanel, this);
}
else
{
shot = new Laser(ActionPanel, this);
}
this.lvl -= 1;
shot.vY = 10 + this.lvl; // set speed
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = shot;
}
} // end not off screen
}
catch (ArgumentNullException ane)
{
ane.ToString();
}
catch (NullReferenceException ne)
{
ne.ToString();
}
}
} // end constructor
#endregion
#region public methods
public override void update()
{
base.update();
if (this.deleteMe)
{
GameWindow.ThisGameWindow.isBossPresent = false;
return;
}
#region Shooting
// first check if we can shoot yet
if (lastShot.AddMilliseconds(coolDown).CompareTo(System.DateTime.Now) < 0)
{
// if so, then randomly choose.
if (MyRnd.next(100) >= (90 - (this.lvl * 2))) // 10% - 15% based on lvl. (per frame)
{
// standard shot (x3)
int temp = this.lvl;
this.lvl = 5;
Laser shot = new Laser(ActionPanel, this);
Laser shot2 = new Laser(ActionPanel, this);
Laser shot3 = new Laser(ActionPanel, this);
SeekingLaser shot4 = new SeekingLaser(ActionPanel, this);
SeekingLaser shot5 = new SeekingLaser(ActionPanel, this);
SeekingLaser shot6 = new SeekingLaser(ActionPanel, this);
this.lvl = temp;
// level specific shooting capabilities
// small spread
shot.vY = 5 + this.lvl * 2; // set speed
shot2.vY = 5 + this.lvl * 2; // set speed
shot3.vY = 5 + this.lvl * 2; // set speed
shot4.vY = 5 + this.lvl * 2;
shot5.vY = 5 + this.lvl * 2;
shot6.vY = 5 + this.lvl * 2;
shot2.vX = -3; // set angle
shot3.vX = 3; // set angle
shot5.vX = -5; // set angle
shot6.vX = 5; // set angle
// if higher boss, shoot seeking laser instead
switch (temp)
{
case 1:
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot2;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot3;
break;
case 2:
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot2;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot4;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot3;
break;
case 3:
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot5;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot6;
break;
case 4:
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot5;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot4;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(
GameWindow.ThisGameWindow.actors)] = shot6;
break;
}
// we have fired, so set the lastShot timer
lastShot = DateTime.Now;
} // end shoot
}// end if cooldown
#endregion
#region Movement
// decide if we want to change location/speeds
if (posY > (2 * img.Height))
{
vY = 0;
// if boss is moving slowly vX
if (vX < 5 &&
vX > -5)
{
// then speed up
vX = 2 * (vX + 1);
}
}
#endregion
}
