private void prioritizeSpriteInteraction(IClientSprite sprite1, IClientSprite sprite2,
out IClientSprite primary_sprite, out IClientSprite secondary_sprite)
{
// @@@ Temp prioritizeSpriteInteraction - do logic here yet.
primary_sprite = sprite1;
secondary_sprite = sprite2;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="position"></param>
/// <param name="heading"></param>
/// <param name="speed"></param>
/// <param name="acceleration"></param>
public BasicBogeySprite(KeeperTime ktime, IPilotControllerRequest controller_request, Vector position, double heading,
double speed, double acceleration = 0.0, IClientSprite tracked_target = null) :
base(ktime, controller_request, position, heading, speed, acceleration)
{
fuel = _BASIC_BOGEY_STARTING_FUEL;
fuel_burn_rate = _BASIC_BOGEY_BURN_RATE_PER_SEC;
}
/// <summary>
/// Handler when actor is moved due to game logic.
/// </summary>
/// <param name="sender"></param>
protected void Actor_MovedHandler(object sender)
{
if (sender is BasicBogeyActor)
{
ClientActor actor = sender as ClientActor;
// If this actor is the bogey we are tracking ...
if (actor == TrackingBogey)
{
// If it off the radar scope stop tracking it.
if (!actor.IsRadarScopeVisible)
{
actor.RadarTrackingMarkVisibility = Visibility.Hidden;
TrackingBogey = null;
BogeyHeading = Double.NaN;
BogeyRange = Double.NaN;
BogeyInterceptHeading = Double.NaN;
}
else
{ // Update the bogey tracking display
IClientSprite sprite = actor.Sprite as IClientSprite;
BogeyHeading = sprite.Heading;
// Calculate intercept heading from pilot to bogey (by first calculating the delta distance).
Vector intercept_delta = Vector.Subtract(sprite.Position,
_view_translator.RadarWorldPosition);
BogeyRange = intercept_delta.Length;
BogeyInterceptHeading = MathHelper.headingFromVector(intercept_delta);
}
}
}
}
/// <summary>
/// Method to support AddedSprite events.
/// </summary>
protected void onAddedSprite(IClientSprite sprite)
{
// Callback to clients that registered event handlers
if (this.AddedSprite != null)
{
this.AddedSprite(this, new AddSpriteArgs(sprite));
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="position"></param>
/// <param name="heading"></param>
/// <param name="speed"></param>
/// <param name="acceleration"></param>
public AresMissileSprite(KeeperTime ktime, IPilotControllerRequest controller_request,
Vector position, double heading,
double speed, double acceleration, IClientSprite tracked_target) :
base(ktime, controller_request, position, heading, speed, acceleration)
{
startTrackingTarget(tracked_target);
fuel = _ARES_MISSILE_STARTING_FUEL;
fuel_burn_rate = _ARES_MISSILE_BURN_RATE_PER_SEC;
}
/// <summary>
/// End the tracking of the current target.
/// </summary>
protected void endTrackingTarget()
{
if (_tracked_target != null)
{
// Remove our handlers from the sprite we were tarcking.
_tracked_target.Removed -= _tracked_target_on_removed_handler_ref;
_tracked_target_on_removed_handler_ref = null;
_tracked_target = null;
}
}
/// <summary>
/// Return a reference to a sprite given the controller id.
/// </summary>
/// <param name="controller_id"></param>
/// <returns></returns>
public IClientSprite getSprite(long controller_id)
{
IClientSprite result = null;
if (!_active_sprites.TryGetValue(controller_id, out result))
{
result = null;
}
return(result);
}
protected IClientSprite _tracked_target = null; // Target the missile is tracking.
/// <summary>
/// Start tracking the given target.
/// </summary>
/// <param name="tracked_target"></param>
protected void startTrackingTarget(IClientSprite tracked_target)
{
// Check if we are already tracking a target.
if (_tracked_target != null)
{
throw new InvalidOperationException("startTrackingTarget: need to end tracking before tracking a new target.");
}
if (tracked_target != null)
{
_tracked_target = tracked_target;
_tracked_target_on_removed_handler_ref = new RemoveHandler(tracked_targeted_SpriteRemoveHandler);
_tracked_target.Removed += _tracked_target_on_removed_handler_ref;
}
}
/// <summary>
/// Add a sprite to the controller.
/// </summary>
/// <param name="ktime"></param>
/// <param name="sprite"></param>
/// <returns>controler id for the sprite</returns>
public long AddSprite(KeeperTime ktime, IClientSprite sprite)
{
long controller_id = createControllerId(); // Assign the sprite a controller id.
sprite.ControllerId = controller_id; // Assign the sprite a controller id.
_active_sprites.Add(controller_id, sprite); // Add the sprite to the list of moving sprites.
sprite.Removed += new RemoveHandler(SpriteRemoveHandler);
sprite.Move(ktime);
// Inform observers a new sprite was made (so they can create elements that display the sprite.)
onAddedSprite(sprite); // Support the AddedSprite event.
return(controller_id);
}
/// <summary>
/// Have all standard sprites interact.
/// </summary>
private void InteractSprites(KeeperTime ktime, List <IClientSprite> sprites)
{
for (var sprite_index = 0; sprite_index < sprites.Count - 1; ++sprite_index)
{
for (var other_index = sprite_index + 1; other_index < sprites.Count; ++other_index)
{
IClientSprite sprite1 = sprites[sprite_index];
IClientSprite sprite2 = sprites[other_index];
bool interact = interactCheck(ktime, sprite1, sprite2);
if (interact == true)
{
IClientSprite primary_sprite = null;
IClientSprite secondary_sprite = null;
prioritizeSpriteInteraction(sprite1, sprite2, out primary_sprite, out secondary_sprite);
primary_sprite.Interact(ktime, secondary_sprite, true /* is_primary_interation */);
secondary_sprite.Interact(ktime, primary_sprite, false /* is_primary_interation */);
}
}
}
}
/// <summary>
/// Interact with another sprite.
/// </summary>
/// <param name="other_sprite"></param>
/// <param name="is_primary_interation"> True if this is the primary/first interaction betweeen the two for this pass
/// through the update loop. </param>
public virtual void Interact(KeeperTime ktime, IClientSprite other_sprite, bool is_primary_interation)
{
}
private long _controller_id_count = 0; // For creating controller ids.
/// <summary>
/// Callback handler when a sprite says its being removed from the game.
/// </summary>
/// <param name="sender"></param>
void SpriteRemoveHandler(object sender)
{
IClientSprite sprite = sender as IClientSprite;
_active_sprites.Remove(sprite.ControllerId); // Remove the sprite from the list of moving sprites.
}
private bool interactCheck(KeeperTime ktime, IClientSprite sprite, IClientSprite other_sprite)
{
// @@@ Temp interactCheck - do logic here yet.
return(true);
}
public AddSpriteArgs(IClientSprite _sprite)
{
sprite = _sprite;
}
/// <summary>
/// Callback handler when a targeted sprite says its being removed from the game.
/// </summary>
/// <param name="sender"></param>
void tracked_targeted_SpriteRemoveHandler(object sender)
{
IClientSprite sprite = sender as IClientSprite;
endTrackingTarget();
}