public static void DropBonus(Panel ActionPanel, Actor sourceActor)
{
if (new Random().Next(100) > 80)
{
GameWindow.ThisGameWindow.actors[GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] =
new Bonus(ActionPanel, sourceActor);
}
}
} // end DoesCollide
private void DropBonusesOnDeath()
{
// theory - drop 1/2 the bonuses we have gathered so far.
int laserBonuses = (int)(laser / 2);
int healthBonuses = (int)((this.currentMaxHealth - Actor.startHealth) / 2);
int speedBonuses = (int)((this.speed - Actor.startSpeed) / 2);
int laserSpeedBonuses = (int)((this.laserSpeed - Actor.startLaserSpeed) / 2);
int totalBonuses = laserBonuses + healthBonuses + speedBonuses + laserSpeedBonuses;
int currentBonusIndex = 0;
for (int i = 0; i < laserBonuses; i++)
{
Bonus b = new Bonus(ActionPanel, this, Bonus.BonusCategory.laserPowerBonus);
// change b's direction
PositionBonus(b, currentBonusIndex++);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = b;
}
for (int i = 0; i < healthBonuses; i++)
{
Bonus b = new Bonus(ActionPanel, this, Bonus.BonusCategory.healthBonus);
// change b's direction
PositionBonus(b, currentBonusIndex++);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = b;
}
for (int i = 0; i < speedBonuses; i++)
{
Bonus b = new Bonus(ActionPanel, this, Bonus.BonusCategory.speedBonus);
// change b's direction
PositionBonus(b, currentBonusIndex++);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = b;
}
for (int i = 0; i < laserSpeedBonuses; i++)
{
Bonus b = new Bonus(ActionPanel, this, Bonus.BonusCategory.laserSpeedBonus);
// change b's direction
PositionBonus(b, currentBonusIndex++);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = b;
}
}
} // end drawSelf
public override void damageMe(int dmg)
{
health -= dmg;
if (health <= 0)
{
this.deleteMe = true;
// explode -
Explosion e = new Explosion(ActionPanel, this, Explosion.ExplosionCategory.targetDestroyed);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = e;
}
} // end damageMe
} // end drawSelf
public override void damageMe(int dmg)
{
health -= dmg;
if (health <= 0)
{
// progress level
GameWindow.ThisGameWindow.isBossPresent = false;
GameWindow.ThisGameWindow.actors[0].score += lvl * lvl * 10;
GameWindow.ThisGameWindow.resetLevel();
this.deleteMe = true;
// explode -
Explosion e = new Explosion(ActionPanel, this, Explosion.ExplosionCategory.PlayerDetroyed);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = e;
} // end if dead
} // end damageMe
} // 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();
}
}
public virtual void damageMe(int dmg)
{
health -= dmg;
if (health <= 0)
{
// explode -
Explosion e = new Explosion(ActionPanel, this, Explosion.ExplosionCategory.PlayerDetroyed);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = e;
numLives--;
if (numLives >= 0)
{
// leaving a few upgrades, if appropriate.
DropBonusesOnDeath();
// reset to a new ship.
posX = (ActionPanel.Width - ObjWidth) / 2;
posY = ActionPanel.Height - (2 * ObjHeight);
vX = 0;
vY = 0;
speed = startSpeed;
laser = 1;
laserSpeed = startLaserSpeed;
coolDown = startCoolDown;
currentMaxHealth = startHealth;
health = currentMaxHealth;
lastShot = System.DateTime.Now;
//FUTURE: set some short time of invincible.
} // if more lives
else
{
GameWindow.ThisGameWindow.gameOver = true;
} // no more lives
} // end if health below zero (died)
} // end damageMe
} // end checkWallCollisions
public override void CheckObjectCollision(Actor[] objects)
{
// if laser traveling downward, then it is an enemy laser
if (vY > 0)
{
// if laser hit player AND laser does not belong to player
if(Actor.DoesCollide(this, objects[0])
&& deleteMe == false
&& owner != objects[0])
{
// damage player
objects[0].damageMe(this.laser);
// create small explosion...
Explosion e = new Explosion(ActionPanel, this, Explosion.ExplosionCategory.laserHit);
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = e;
// destroy self
this.deleteMe = true;
} // end if hit player
} // end if going down (enemy laser)
else { // it's the players laser
for (int i = 1; i < objects.Length; i++)
{
if (objects[i] != null &&
objects[i] != this &&
objects[i].GetType() != typeof(Laser) && // lasers don't counter each other
objects[i].GetType() != typeof(SeekingLaser) && // lasers don't counter each other
objects[i].GetType() != typeof(Bonus) && // lasers can't kill a bonus
objects[i].GetType() != typeof(Explosion) && // lasers go through explosions.
objects[i].deleteMe == false)
{
// check collision, if so, respond.
if (Actor.DoesCollide(this, objects[i]))
{
// player laser damaged target, destroy/hurt target
objects[i].damageMe(this.laser);
if (objects[i].deleteMe == true)
{
GameWindow.DropBonus(ActionPanel, objects[i]);
objects[0].score += objects[i].laser;
}
else // if target not destroyed
{
// create small laser explosion...
Explosion e = new Explosion(ActionPanel, this, Explosion.ExplosionCategory.laserHit);
// set explosion to match movement of target.
e.vX = objects[i].vX;
e.vY = objects[i].vY;
GameWindow.ThisGameWindow.actors[
GameWindow.GetFirstOpenIndex(GameWindow.ThisGameWindow.actors)] = e;
}
// destory self
this.deleteMe = true;
} // if collides.
} // end if
} // end for loop
} // end if going up (player laser)
} // end checkObjectCollision
} // 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
}
