/// <summary>
/// Initializes a new instance of the <see cref="Sprite"/> class.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="texture">
/// The texture.
/// </param>
/// <param name="initialFrame">
/// The initial frame.
/// </param>
/// <param name="frameCount">
/// The frame count.
/// </param>
/// <param name="collisionRadius">
/// The collision radius.
/// </param>
/// <param name="simulationState">
/// The simulation state.
/// </param>
internal Sprite(
long id,
Texture2D texture,
Rectangle initialFrame,
int frameCount,
int collisionRadius,
EntityState simulationState)
{
this.Id = id;
this.Texture = texture;
this.InitialFrame = initialFrame;
this.collisionRadius = collisionRadius;
this.frames.Add(initialFrame);
for (int x = 1; x < frameCount; x++)
{
this.frames.Add(
new Rectangle(
initialFrame.X + (initialFrame.Width * x),
initialFrame.Y,
initialFrame.Width,
initialFrame.Height));
}
this.SimulationState = simulationState;
this.DisplayState = (EntityState)simulationState.Clone();
this.PrevDisplayState = (EntityState)simulationState.Clone();
}
/// <summary>
/// Initializes a new instance of the <see cref="Asteroid"/> class.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="texture">
/// The texture.
/// </param>
/// <param name="initialFrame">
/// The initial frame.
/// </param>
/// <param name="frameCount">
/// The frame count.
/// </param>
/// <param name="collisionRadius">
/// The collision radius.
/// </param>
/// <param name="simulationState">
/// The simulation state.
/// </param>
internal Asteroid(
long id,
Texture2D texture,
Rectangle initialFrame,
int frameCount,
int collisionRadius,
EntityState simulationState)
: base(id, texture, initialFrame, frameCount, collisionRadius, simulationState)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Enemy"/> class.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="texture">
/// The texture.
/// </param>
/// <param name="initialFrame">
/// The initial frame.
/// </param>
/// <param name="frameCount">
/// The frame count.
/// </param>
/// <param name="collisionRadius">
/// The collision radius.
/// </param>
/// <param name="simulationState">
/// The simulation state.
/// </param>
/// <param name="path">
/// The path.
/// </param>
internal Enemy(
long id,
Texture2D texture,
Rectangle initialFrame,
int frameCount,
int collisionRadius,
EntityState simulationState,
int path)
: base(id, texture, initialFrame, frameCount, collisionRadius, simulationState)
{
this.Path = path;
}
/// <summary>
/// Initializes a new instance of the <see cref="Shot"/> class.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="texture">
/// The texture.
/// </param>
/// <param name="initialFrame">
/// The initial frame.
/// </param>
/// <param name="frameCount">
/// The frame count.
/// </param>
/// <param name="collisionRadius">
/// The collision radius.
/// </param>
/// <param name="simulationState">
/// The simulation state.
/// </param>
/// <param name="firedById">
/// The fired by id.
/// </param>
/// <param name="firedByPlayer">
/// The fired by player.
/// </param>
internal Shot(
long id,
Texture2D texture,
Rectangle initialFrame,
int frameCount,
int collisionRadius,
EntityState simulationState,
long firedById,
bool firedByPlayer)
: base(id, texture, initialFrame, frameCount, collisionRadius, simulationState)
{
this.FiredByPlayer = firedByPlayer;
this.FiredById = firedById;
}
/// <summary>
/// The select random entity state.
/// </summary>
/// <returns>
/// </returns>
public EntityState SelectRandomEntityState()
{
var physicsState = new EntityState
{
Position =
new Vector2(
this.randomNumberGenerator.Next(0, this.PlayerAreaLimit.Width),
this.randomNumberGenerator.Next(this.PlayerAreaLimit.Top, this.PlayerAreaLimit.Bottom))
};
return physicsState;
}
/// <summary>
/// The reset asteroid state.
/// </summary>
/// <param name="newState">
/// The new state.
/// </param>
public void ResetAsteroidState(EntityState newState)
{
this.SimulationState = newState;
this.DisplayState = (EntityState)this.SimulationState.Clone();
this.PrevDisplayState = (EntityState)this.SimulationState.Clone();
}
/// <summary>
/// Initializes a new instance of the <see cref="Particle"/> class.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="texture">
/// The texture.
/// </param>
/// <param name="initialFrame">
/// The initial frame.
/// </param>
/// <param name="frameCount">
/// The frame count.
/// </param>
/// <param name="collisionRadius">
/// The collision radius.
/// </param>
/// <param name="simulationState">
/// The simulation state.
/// </param>
/// <param name="acceleration">
/// The acceleration.
/// </param>
/// <param name="maxSpeed">
/// The max speed.
/// </param>
/// <param name="duration">
/// The duration.
/// </param>
/// <param name="initialColor">
/// The initial color.
/// </param>
/// <param name="finalColor">
/// The final color.
/// </param>
public Particle(
long id,
Texture2D texture,
Rectangle initialFrame,
int frameCount,
int collisionRadius,
EntityState simulationState,
Vector2 acceleration,
float maxSpeed,
int duration,
Color initialColor,
Color finalColor)
: base(id, texture, initialFrame, frameCount, collisionRadius, simulationState)
{
this.initialDuration = duration;
this.remainingDuration = duration;
this.acceleration = acceleration;
this.initialColor = initialColor;
this.maxSpeed = maxSpeed;
this.finalColor = finalColor;
}
/// <summary>
/// The select random entity state.
/// </summary>
/// <returns>
/// </returns>
public EntityState SelectRandomEntityState()
{
var physicsState = new EntityState();
bool physicsStateIsOk = true;
int tryCount = 0;
physicsState.Rotation = MathHelper.ToRadians(this.randomNumberGenerator.Next(0, 360));
do
{
physicsStateIsOk = true;
Vector2 velocity = Vector2.Zero;
switch (this.randomNumberGenerator.Next(0, 2))
{
case 0:
physicsState.Position = new Vector2(
-this.screenPadding.Left,
this.randomNumberGenerator.Next(0, this.resolutionManager.DisplayViewport.Height));
velocity = new Vector2(
this.randomNumberGenerator.Next(0, 50), this.randomNumberGenerator.Next(0, 100) - 50);
break;
case 1:
physicsState.Position = new Vector2(
this.resolutionManager.DisplayViewport.Width,
this.randomNumberGenerator.Next(0, this.resolutionManager.DisplayViewport.Height));
velocity = new Vector2(
this.randomNumberGenerator.Next(0, 50) - 50, this.randomNumberGenerator.Next(0, 100) - 50);
break;
case 2:
physicsState.Position =
new Vector2(
this.randomNumberGenerator.Next(0, this.resolutionManager.DisplayViewport.Width),
-this.screenPadding.Top);
velocity = new Vector2(
this.randomNumberGenerator.Next(0, 100) - 50, this.randomNumberGenerator.Next(0, 50));
break;
}
velocity.Normalize();
velocity *= this.randomNumberGenerator.Next((int)this.minAsteroidSpeed, (int)this.maxAsteroidSpeed);
physicsState.Velocity = velocity;
foreach (Asteroid asteroid in this.asteroids.Values)
{
if (
asteroid.Bounds.Intersects(
new Rectangle(
(int)physicsState.Position.X,
(int)physicsState.Position.Y,
this.initialAsteroidFrame.Width,
this.initialAsteroidFrame.Height)))
{
physicsStateIsOk = false;
}
}
tryCount++;
if ((tryCount > 5) && physicsStateIsOk == false)
{
physicsState.Position = new Vector2(-500, -500);
physicsStateIsOk = true;
}
}
while (physicsStateIsOk == false);
return physicsState;
}