// Function for collision responses with other collidables
public override void OnCollision(Collidable obj)
{
if (obj is Platform platform)
{
if (onGround == false)
{
// Setting the appropriate values upon collision
onGround = true;
velocity.Y = 0;
// Calculating depth to resolve collisions
// Method used from Platformer Game from Microsoft XNA Community Game Platform
Vector2 depth = RectangleExtensions.GetIntersectionDepth(GetRectangle(), platform.GetRectangle());
// If there is some depth,
// then push the player appropriately in the Y axis
if (depth != Vector2.Zero)
{
position = new Vector2(position.X, position.Y + depth.Y);
}
}
// The dash ability resets when
// the player is on the ground
canDash = true;
}
else if (obj is Pickup pickup)
{
switch (pickup.GetPickupType())
{
// Refill Health or Magic based on the pickup type
case PickupType.Health:
if (Health + pickup.GetRefillPoints() <= MaxHealth)
{
Health += pickup.GetRefillPoints();
}
else
{
Health = MaxHealth;
}
break;
case PickupType.Magic:
if (Magic + pickup.GetRefillPoints() <= MaxMagic)
{
Magic += pickup.GetRefillPoints();
}
else
{
Magic = MaxMagic;
}
break;
}
}
else if (obj is Boss boss)
{
Health -= 10;
hitTaken = true;
}
else if (obj is BlackFogSword sword)
{
// Take damage only if the player
// hasn't taken a hit and if the
// sword is swinging
if (sword.Attacked == false &&
sword.Swinging == true)
{
Health -= sword.Damage;
hitTaken = true;
}
}
else if (obj is BlackFogShockwave wave)
{
// Take damage only when
// the shockwave is moving
if (wave.Pounded == true)
{
Health -= wave.Damage;
hitTaken = true;
}
}
// SWAMP CRY COLLISIONS
else if (obj is SwampCryClub club)
{
// Same as the sword, take damage
// when the club is swinging
if (club.Attacked == false &&
club.Swinging == true)
{
Health -= club.Damage;
hitTaken = true;
}
}
else if (obj is SwampCrySpell spell)
{
// Take damage when the spell is thrown
if (spell.Thrown == true)
{
Health -= spell.Damage;
hitTaken = true;
}
}
}