public Projectile(World world, Vector2 position, Unit target, int dmg, float speed, int imprecision)
{
this.world = world;
this.targetFocused = target;
this.position = position;
this.damage = dmg;
this.currentSpeed = speed;
this.imprecision = imprecision;
// this.texProjectile = world.texArrow;
}
protected override void Fire(Unit target)
{
projectiles.Add(new Bullet(world, center, target, currentDamage, projectileSpeed, imprecision));
firingTimer = 0;
if (fireSound != null && playSound) {
// TODO sound here
}
}
public Arrow(World world, Vector2 position, Unit target, int dmg, float speed, int imprecision)
: base(world, position, target, dmg, speed, imprecision)
{
texProjectile = world.TexArrow;
hitAnimation = KLinuxDefense.AnimationType.RED_PUFF;
missAnimation = KLinuxDefense.AnimationType.DIRT_PUFF;
SetupProjectileSize();
CalculateMovement();
}
public Bullet(World world, Vector2 position, Unit target, int dmg, float speed, int imprecision)
: base(world, position, target, dmg, speed, imprecision)
{
texProjectile = world.TexBullet;
missAnimation = KLinuxDefense.AnimationType.DIRT_PUFF;
hitAnimation = KLinuxDefense.AnimationType.RED_PUFF;
additive = true;
scale = 0.4f;
dType = KLinuxDefense.DamageType.PIERCE;
color = new Color(255, 150, 150, 255);
CalculateMovement();
SetupProjectileSize();
}
// Handles the entire process of creating unit waves and bosses
private void UpdateWaves()
{
spawnTimer += (float)time.ElapsedGameTime.TotalMilliseconds;
if (bossUnit!= null && bossEvent && bossUnit.isDead) {
bossEvent = false;
// TODO EndBossEvent
}
// Time for a new wave
if (spawnTimer > spawnInterval) {
int spawn = spawnRand.Next(spawns.Length);
// Move through the unit type sequence
unitIterator++;
if (unitIterator == unitTypes.Length - 1) {
unitIterator = 0;
}
// Add the new wave
waves.Add(new Wave(game, spawns[spawn], unitTypes[unitIterator], spawnSize, tile, unitInterval));
game.Status.Wave += 1;
spawnTimer = 0f;
// Add a boss if its time to
if (game.Status.Wave % numberOfWavesPerStage == 0) {
bossEvent = true;
bossUnit = new StrongUnit(game, spawns[spawn], 0.5f, 1, game.Status.Wave * 2,
game.Status.Wave * 1000, Vector2.Zero, Vector2.Zero,
texUnit, texUnitDead);
bossUnit.Scale = 0.6f;
bossUnit.Tint = Color.MediumOrchid;
enemyUnits.Add(bossUnit);
// TODO TriggerBossEvent
game.Status.Created++;
}
}
// Remove old waves and update current ones
for (int i = 0; i < waves.Count; i++) {
waves[i].Update(time);
if (waves[i].Finished) {
waves.RemoveAt(i--);
}
}
}
public override void undoEffect(Unit unit)
{
unit.Speed = unit.DefaultSpeed;
}
public override void applyEffects(Unit unit)
{
unit.Speed = unit.DefaultSpeed * (1 - slowEffect);
}
public abstract void undoEffect(Unit unit);
public abstract void applyEffects(Unit unit);
// Checks to see which targets are in splash range of the projectile
protected Boolean IsInSRange(Unit target)
{
// TODO check that
return ((Math.Sqrt (Math.Pow (target.Position.X - position.X, 2) +
Math.Pow (target.Position.Y - position.Y, 2) )) < splashRange);
}
// Fire a new projectile at target and reset firing timer
protected virtual void Fire(Unit target)
{
// Very simple firing method that should be overridden by a more
// unique method for new towers. Firing consists of adding
// projectiles with specific targets and then reloading
projectiles.Add (new Arrow (world, center, target, currentDamage, projectileSpeed, imprecision));
// Setting the firing timer to 0 requires the tower to have to wait
// until it can fire again (reload)
firingTimer -= firingRate;
if (fireSound != null && playSound) {
// TODO play sound
}
}
// Gets the distance between target and tower's center
protected float Distance(Unit target)
{
// Standard distance formula
return (target.Center - center).Length ();
}
public virtual void Update(GameTime gameTime)
{
ArrayList keysToRemove = applyEffects (gameTime);
removeEffect (keysToRemove);
// Increments the firing timer until tower can fire
Reload (gameTime);
// If ready to fire
if (firingTimer >= firingRate && targetCheckTimer >= targetCheckInterval) {
// Update target if current one is dead or out of range
if (targetFocused == null || targetFocused.isDead || Distance (targetFocused) > currentRange) {
targetFocused = CheckForTargets ();
if (targetFocused == null) {
targetCheckTimer = 0;
}
} else {
Fire (targetFocused); // If there is a valid target, fire at it
}
} else {
targetCheckTimer += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
}
UpdateProjectiles (); // update projectiles
}
