private Enemy CreateEnemyFromDef(EnemyDef definition)
{
Enemy enemy = new Enemy(_textureManager, _effectsManager, _bulletManager);
if (definition.EnemyType == "cannon_fodder")
{
List <Vector> _pathPoints = new List <Vector>();
_pathPoints.Add(new Vector(1400, 0, 0));
_pathPoints.Add(new Vector(0, 250, 0));
_pathPoints.Add(new Vector(-1400, 0, 0));
enemy.Path = new Path(_pathPoints, 10);
}
else if (definition.EnemyType == "cannon_fodder_low")
{
List <Vector> _pathPoints = new List <Vector>();
_pathPoints.Add(new Vector(1400, 0, 0));
_pathPoints.Add(new Vector(0, -250, 0));
_pathPoints.Add(new Vector(-1400, 0, 0));
enemy.Path = new Path(_pathPoints, 10);
}
else if (definition.EnemyType == "cannon_fodder_straight")
{
List <Vector> _pathPoints = new List <Vector>();
_pathPoints.Add(new Vector(1400, 0, 0));
_pathPoints.Add(new Vector(-1400, 0, 0));
enemy.Path = new Path(_pathPoints, 14);
}
else if (definition.EnemyType == "up_l")
{
List <Vector> _pathPoints = new List <Vector>();
_pathPoints.Add(new Vector(500, -375, 0));
_pathPoints.Add(new Vector(500, 0, 0));
_pathPoints.Add(new Vector(500, 0, 0));
_pathPoints.Add(new Vector(-1400, 200, 0));
enemy.Path = new Path(_pathPoints, 10);
}
else if (definition.EnemyType == "down_l")
{
List <Vector> _pathPoints = new List <Vector>();
_pathPoints.Add(new Vector(500, 375, 0));
_pathPoints.Add(new Vector(500, 0, 0));
_pathPoints.Add(new Vector(500, 0, 0));
_pathPoints.Add(new Vector(-1400, -200, 0));
enemy.Path = new Path(_pathPoints, 10);
}
else
{
System.Diagnostics.Debug.Assert(false, "Unknown enemy type.");
}
return(enemy);
}
private void UpdateEnemySpawns(double gameTime)
{
// If no upcoming enemies then there's nothing to spawn.
if (_upComingEnemies.Count == 0)
{
return;
}
EnemyDef lastElement = _upComingEnemies[_upComingEnemies.Count - 1];
if (gameTime < lastElement.LaunchTime)
{
_upComingEnemies.RemoveAt(_upComingEnemies.Count - 1);
_enemies.Add(CreateEnemyFromDef(lastElement));
}
}