/// <summary>
/// Code to run each tick.
/// </summary>
private void Tick()
{
SY = Vector2.Distance(origin.Position2D, target.Position2D);
RotationAngle = RotationHelper.AngleFromDirection(Vector2.Normalize(target.Position2D - origin.Position2D));
Position2D = origin.Position2D - ((origin.Position2D - target.Position2D) * 0.5f);
if (!(GameSetup.Player.isBoarded || GameSetup.Player.isBoarding))
{
Kill();
}
}
/// <summary>
/// Constructor for Arrow
/// </summary>
/// <param name="origin"></param>
/// <param name="Target"></param>
public Arrow(Vector2 origin, Vector2 Target)
{
target = Target;
GM.engineM.AddSprite(this);
Frame.Define(Tex.SingleWhitePixel);
SX = 2;
Wash = Color.Beige;
Alpha = 0.75f;
SY = Vector2.Distance(origin, target);
RotationAngle = RotationHelper.AngleFromDirection(Vector2.Normalize(target - origin));
Position2D = origin - ((origin - target) * 0.5f);
}
/// <summary>
/// Constructor for hitbox
/// </summary>
/// <param name="hitBoxOwner">Parent of the hitbox</param>
/// <param name="offsetFromOwner">Offset from owner centre when facing up - this can never be zero!</param>
/// <param name="dimensions">Height and Width of hitbox</param>
/// <param name="damageMultiplier">Damage taken is multiplied by this amount</param>
/// <param name="type">Type of damage taken by hitbox - 0 hull, 1 sail</param>
public HitBox(Sprite hitBoxOwner, Vector2 offsetFromOwner, Vector2 dimensions, float damageMultiplier, int type)
{
//Init values
damageMul = damageMultiplier;
damageType = type;
health = 100;
owner = hitBoxOwner;
offsetVector = new Vector2(offsetFromOwner.X, -offsetFromOwner.Y);
offsetMagnitude = offsetVector.Length();
offsetVector.Normalize();
offsetAngle = RotationHelper.AngleFromDirection(offsetVector);
GM.engineM.AddSprite(this);
Frame.Define(Tex.SingleWhitePixel);
SpriteHelper.ScaleToThisSize(this, dimensions.X, dimensions.Y);
if (owner is HitBox)
{
isParent = false;
CollisionActive = true;
CollisionPrimary = true;
Visible = false;
//Debug
CollisionBoxVisible = true;
Visible = true;
}
else
{
isParent = true;
CollisionActive = false;
CollisionPrimary = false;
Visible = true;
Wash = Color.Red;
Alpha = 0.75f;
WashCollision = Color.Red;
CreateCollisionArea(10);
}
GM.eventM.AddTimer(tiBurnTick = new Event(1, "Burn Tick"));
PrologueCallBack += Hit;
UpdateCallBack += Tick;
}
/// <summary>
/// Check for keypresses used to end game
/// </summary>
public override void Tick()
{
//Point to opponent if off screen
if (opponent.Position2D.X < playerView.ViewPortOutline.Left || opponent.Position2D.X > playerView.ViewPortOutline.Right || opponent.Position2D.Y < playerView.ViewPortOutline.Top || opponent.Position2D.Y > playerView.ViewPortOutline.Bottom)
{
Vector2 arrowDir = opponent.Position2D - player.Position2D;
arrowDir.Normalize();
opponentArrow.Visible = true;
opponentArrow.Position2D = arrowDir * 200 + player.Position2D;
opponentArrow.RotationAngle = RotationHelper.AngleFromDirection(arrowDir);
GM.textM.Draw(FontBank.arcadePixel,
Convert.ToString((int)(Vector2.Distance(opponent.Position2D, player.Position2D))) + "m",
(PointHelper.Vector2FromPoint(GM.screenSize.Center) + arrowDir * 200).X - 50,
(PointHelper.Vector2FromPoint(GM.screenSize.Center) + arrowDir * 200).Y - 50);
}
else
{
opponentArrow.Visible = false;
}
if (GM.inputM.KeyPressed(Keys.Escape))
{
BackToTitle("Press 1 to start.");
}
//Boarding
if (boardingInProgress)
{
if (GM.eventM.Elapsed(tiOneSecond))
{
OneSecond();
}
crewDisplayPlayer.Visible = true;
crewDisplayBackground.Visible = true;
GM.textM.Draw(FontBank.arcadePixel, "Boarding", GM.screenSize.Center.X, GM.screenSize.Center.Y - 200);
crewDisplayPlayer.SX = ((float)player.CrewNum / (player.CrewNum + opponent.CrewNum)) * 100f;
}
else
{
crewDisplayPlayer.Visible = false;
crewDisplayBackground.Visible = false;
}
}
/// <summary>
/// Code to run upon hitting a sprite
/// </summary>
/// <param name="hit">The sprite collided with</param>
private void Hit(Sprite hit)
{
if (hit is HitBox && GM.r.FloatBetween(0, 1) > 0.75)
{
HitBox hitBox = (HitBox)hit;
//If the HitBox is a child, get its owner
if (hitBox.Owner is HitBox)
{
hitBox = (HitBox)hitBox.Owner;
}
//Check if the HitBox's ship is the ship that fired this CannonBall
if (hitBox.Owner == owner)
{
CollisionAbandonResponse = true;
}
else
{
Ship ship = (Ship)hitBox.Owner;
//Debris
for (int i = 0; i <= GM.r.FloatBetween(0, 5); i++)
{
//float spawnRot = RotationAngle + 90 + GM.r.FloatBetween(-20, 20);
float spawnRot = RotationHelper.AngleFromDirection(RotationHelper.MyDirection(this, 0)) + GM.r.FloatBetween(-40, 40);
Vector3 spawnVel = RotationHelper.Direction3DFromAngle(spawnRot, 0) * -200;
FadingParticle debris = new FadingParticle(Position2D, spawnVel, spawnRot, 0.1f);
debris.Wash = Color.Brown;
debris.SX = 3f + GM.r.FloatBetween(-2f, 2f);
debris.SY = 3f + GM.r.FloatBetween(-2f, 2f);
}
if (hitBox.DamageType == 0) //Hull
{
if (shotType == 0) //Ball
{
hitBox.Health -= (int)(10 * hitBox.DamageMul);
if (GM.r.FloatBetween(0, 1) > 0.5)
{
ship.CrewNum -= 1;
}
}
else if (shotType == 2)//Carcass
{
hitBox.Health -= (int)(2.5f * hitBox.DamageMul);
if (GM.r.FloatBetween(0, 1) > 0.80)
{
hitBox.IsBurning = true;
}
if (GM.r.FloatBetween(0, 1) > 0.5)
{
ship.CrewNum -= 1;
}
}
else if (shotType == 4 && GM.r.FloatBetween(0, 1) > 0.5f)//Grapple
{
Ship firedFrom = (Ship)owner;
if (!firedFrom.isBoarding && !firedFrom.isBoarded)
{
firedFrom.Board(ship);
}
}
else
{
hitBox.Health -= (int)(1 * hitBox.DamageMul);
}
if (shotType == 3 && GM.r.FloatBetween(0, 1) > 0.4f) //Grape
{
ship.CrewNum -= (int)GM.r.FloatBetween(1, 2);
}
}
else if (hitBox.DamageType == 1) //Sail
{
if (shotType == 1) //Bar
{
hitBox.Health -= (int)(25 * hitBox.DamageMul);
}
else if (shotType == 2)//Carcass
{
hitBox.Health -= (int)(5 * hitBox.DamageMul);
if (GM.r.FloatBetween(0, 1) > 0.5)
{
hitBox.IsBurning = true;
}
}
else
{
//CollisionAbandonResponse = true;
hitBox.Health -= 1;
}
}
}
}
}
/// <summary>
/// Code to run each tick
/// </summary>
private void Tick()
{
//Run code in this function every second
if (GM.eventM.Elapsed(tiOneSecond))
{
OneSecond();
}
//Kill if no crew
if (crewNum <= 0)
{
Kill();
}
//Keep rotation angle between -180 and 180 degrees
if (RotationAngle < -180)
{
RotationAngle += 360;
}
else if (RotationAngle > 180)
{
RotationAngle -= 360;
}
//Stop reload timers once reload is complete or if repairing
if (GM.eventM.Elapsed(tiReloadRight) || IsRepairing)
{
tiReloadRight.Paused = true;
if (!IsRepairing)
{
rightLoaded = true;
}
}
if (GM.eventM.Elapsed(tiReloadLeft) || IsRepairing)
{
tiReloadLeft.Paused = true;
if (!IsRepairing)
{
leftLoaded = true;
}
}
//Checking for collisions
if (hasCollided)
{
hasCollided = false;
Ship otherShip;
if (isPlayer)
{
otherShip = GameSetup.Opponent;
}
else
{
otherShip = GameSetup.Player;
}
Vector2 velVector = Position2D - otherShip.Position2D;
velVector.Normalize();
//Multiply based on angle to velVector (reduce if sideways)
float angleDifference = Math.Abs(RotationHelper.AngleFromDirection(velVector) - RotationAngle + 90);
velVector /= angleDifference;
Velocity2D += velVector * 30 * (Velocity2D - otherShip.Velocity2D);
}
}