private Vector2D velocity; //<! Filed to store the velocity.
#endregion Fields
#region Constructors
/// <summary>
/// Projectile constructor
/// </summary>
/// <param name="speed">The Objects speed</param>
/// <param name="imagePath">The Path For the image sprite</param>
/// <param name="startPos">Starting Position</param>
/// <param name="display">Display Rectangle</param>
/// <param name="animationSpeed">Speed of the animation</param>
public Projectile(float speed, string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
: base(speed, imagePath, startPos, display, animationSpeed)
{
//Makes a unit vector for the direction of the mouse.
velocity = Position.Subtract(new Vector2D(Mouse.X,Mouse.Y));
velocity.Normalize();
}
private Random random = new Random(); //!< Random used to drop powerups
#endregion Fields
#region Constructors
//Methods to be used in attack
/// <summary>
/// Enemy constructor
/// </summary>
/// <param name="speed">Enemy movement speed</param>
/// <param name="health">Enemy starting health</param>
/// <param name="imagePath">Image path for the sprite</param>
/// <param name="startPos">Starting position</param>
/// <param name="display">Display rectangle</param>
/// <param name="animationSpeed">Speed of the animation</param>
/// <param name="attackTimer">Countdown for when an attack is ready</param>
/// <param name="coolDown">Time between attacks</param>
/// <param name="player">Keeps track of the player</param>
public Enemy(float speed, int health, string imagePath, Vector2D startPos, Rectangle display,
float animationSpeed, float attackTimer, float coolDown, Player player)
: base(speed, health, imagePath, startPos, display, animationSpeed)
{
this.attackTimer = attackTimer;
this.coolDown = coolDown;
this.player = player;
}
/// <summary>
/// Finds the difference between one position and another by creating a vector between them.
/// </summary>
/// <param name="vec">vector between two positions</param>
/// <returns></returns>
public Vector2D Subtract(Vector2D vec)
{
// subtracts the two positions from each other
Vector2D newVec = new Vector2D(vec.X - this.X, vec.Y - this.Y);
// returns the new vector
return newVec;
}
private RectangleF collisionBox; //!< the collider rectangle
#endregion Fields
#region Constructors
/// <summary>
/// GameObject Constructor
/// </summary>
/// <param name="imagePath">Image path for the sprite</param>
/// <param name="startPos">The starting position of the GameObject</param>
/// <param name="display">Rectangle for the diplay</param>
/// <param name="animationSpeed">Animation speed for animated objects</param>
public GameObject(string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
{
//Assigning the values to the fields
this.Position = startPos;
this.display = display;
this.animationSpeed = animationSpeed;
//Spit the inputted imagepaths to we can have animations
string[] imagePaths = imagePath.Split(';');
//Initate the list ´to we can use it
animationFrames = new List<Image>();
//Add each image to the list from the paths in the paths array
foreach (string path in imagePaths)
{
animationFrames.Add(Image.FromFile(path));
}
//Set the sprite to the first fram in the animation
sprite = animationFrames[0];
}
/// <summary>
/// Properly rotates and draws the objects sprite in the GameWorld
/// </summary>
/// <param name="dc">GDI+ for drawing the sprite</param>
public override void Draw(Graphics dc)
{
//Make a vector with origin in the center of the sprite.
Vector2D spriteCenter = new Vector2D(Position.X + sprite.Width / 2f, Position.Y + sprite.Height / 2f);
//Subtract that vector with the mouse position.
Vector2D vec = spriteCenter.Subtract(player.Position);
//Normalize that vector.
vec.Normalize();
//Calulate the angle form the normalized vector.
angle = Math.Atan2(vec.Y, vec.X) * 180 / Math.PI;
//Change the origin on the coordinate system to the center of the sprite
dc.TranslateTransform(Position.X + sprite.Width / 2f, Position.Y + sprite.Height / 2f);
//Rotate the coordinate system the desired degrees.
dc.RotateTransform((float)angle + 90);
//Draw the sprite.
dc.DrawImage(sprite, 0 - sprite.Width / 2, 0 - sprite.Height / 2, sprite.Width, sprite.Height);
//Reset the graphics.
dc.ResetTransform();
}
protected float speed; //<! the speed of the gamobject
#endregion Fields
#region Constructors
/// <summary>
/// constructer for movingobject
/// </summary>
/// <param name="speed">the movementspeed of the object</param>
/// <param name="imagePath">Path to the sprite</param>
/// <param name="startPos">Position to place the sprite</param>
/// <param name="display">The displayrectangle</param>
/// <param name="animationSpeed">animatinospeed</param>
public MovingObject(float speed, string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
: base(imagePath, startPos, display, animationSpeed)
{
this.speed = speed;
}
/// <summary>
/// Unit Constructor
/// </summary>
/// <param name="speed">The units movement speed</param>
/// <param name="health">The units starting health</param>
/// <param name="imagePath">Image path for the sprite</param>
/// <param name="startPos">The Units starting position</param>
/// <param name="display">The display rectangle</param>
/// <param name="animationSpeed">The speed of the animation</param>
public Unit(float speed,int health, string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
: base(speed, imagePath, startPos, display, animationSpeed)
{
Health = health;
}
/// <summary>
/// Constructer for Powerup
/// </summary>
/// <param name="imagePath">Path tot he sprite</param>
/// <param name="startPos">Start position</param>
/// <param name="display">displayrectangle</param>
/// <param name="animationSpeed">animationspeed</param>
public HealthRegen(string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
: base(imagePath, startPos, display, animationSpeed)
{
}
/// <summary>
/// Constructer for Powerup
/// </summary>
/// <param name="imagePath">Path tot he sprite</param>
/// <param name="startPos">Start position</param>
/// <param name="display">displayrectangle</param>
/// <param name="animationSpeed">animationspeed</param>
public PowerUp(string imagePath, Vector2D startPos, Rectangle display, float animationSpeed)
: base(imagePath, startPos, display, animationSpeed)
{
}