public static GameObject CreateAlienGrid(float start_x = 0.0f, float start_y = 0.0f)
{
// Create Composite objects
Composite pAlienGrid = new AlienGrid(Composite.CompositeName.AlienGrid, 20.0f, 0.0f);
pAlienGrid.SetCollisionObjectLineColor(1.0f, 1.0f, 0.0f);
pAlienGrid.ActivateSprite(GameStateManager.GetGame().GetStateSpriteBatchManager().Find(SpriteBatch.Name.Alien));
pAlienGrid.ActivateCollisionSprite(GameStateManager.GetGame().GetStateSpriteBatchManager().Find(SpriteBatch.Name.CollisionBox));
GameStateManager.GetGame().GetStateCompositeManager().Attach(pAlienGrid);
GameStateManager.GetGame().GetStateGameObjectManager().Attach(pAlienGrid);
Composite pCol;
for (int i = 0; i < 11; i++)
{
pCol = new AlienGridColumn(Composite.CompositeName.AlienCol1 + i);
GameStateManager.GetGame().GetStateGameObjectManager().Attach(pCol);
// Generate Aliens & Attach to Column
GenerateNewAlienGridColumn(pCol, (start_x + (60.0f * i)), start_y);
// Append Columns to AlienGrid
pAlienGrid.Add(pCol);
}
// Add Initial AlienGridMovement Event
AlienGridMovement pAlienGridMovement = new AlienGridMovement(pAlienGrid);
GameStateManager.GetGame().GetStateQueuedTimeEventManager().Enqueue(TimeEvent.Name.AlienGridMovement, pAlienGridMovement, GameStateManager.GetGame().GetStateLevelInitialAlienGridSpeed());
return(pAlienGrid);
}
internal static void DestroyAlienGrid(AlienGrid pAlienGrid)
{
// Iterate through AlienGridColumns
AlienGridColumn pGridColumn = (AlienGridColumn)pAlienGrid.GetFirstChild();
while (pGridColumn != null)
{
// Iterate through shield bricks
Alien pAlien = (Alien)pGridColumn.GetFirstChild();
while (pAlien != null)
{
// Remove Alien from composite
pGridColumn.Remove(pAlien);
// Kill Alien
pAlien.Remove(SpriteBatch.Name.Alien, SpriteBatch.Name.CollisionBox);
// Get next Alien
pAlien = (Alien)pGridColumn.GetFirstChild();
}
// Remove AlienGridColumn from composite
pAlienGrid.Remove(pGridColumn);
// Kill AlienGridColumn
pGridColumn.Remove(SpriteBatch.Name.Alien, SpriteBatch.Name.CollisionBox);
// Get next AlienGridColumn
pGridColumn = (AlienGridColumn)pAlienGrid.GetFirstChild();
}
}
public override void VisitAlienGridColumn(AlienGridColumn agc)
{
//Debug.WriteLine(" collide: {0} <-> {1}", agc.GetName(), this.name);
// AlienGridColumn vs ShieldBrick
GameObject pGameObj = Iterator.GetChildGameObject(agc);
CollisionPair.Collide(this, pGameObj);
}
public virtual void VisitAlienGridColumn(AlienGridColumn agc)
{
// no differed to subcass
Debug.WriteLine("Visit by AlienGridColumn not implemented");
Debug.Assert(false);
}