private void UpdateAtCursor()
{
var contents = GetGridContents((int)cursorGrid.x, (int)cursorGrid.y);
switch (contents)
{
case GridStatus.Empty:
deleteButton.Disabled = true;
upgradeButton.Disabled = true;
tower1Button.Disabled = credits < TowerCosts.GetTowerCost(1, 1).Cost;
tower2Button.Disabled = credits < TowerCosts.GetTowerCost(2, 1).Cost;
break;
case GridStatus.Wall:
deleteButton.Disabled = true;
upgradeButton.Disabled = true;
tower1Button.Disabled = true;
tower2Button.Disabled = true;
break;
case GridStatus.Tower:
deleteButton.Disabled = false;
upgradeButton.Disabled = false;
tower1Button.Disabled = true;
tower2Button.Disabled = true;
break;
}
}
private void CreateTower(Tower tower)
{
//tower.Type = type;
tower.X = (int)cursorGrid.x;
tower.Y = (int)cursorGrid.y;
var pos = GetPosition((int)cursorGrid.x, (int)cursorGrid.y);
tower.Position = pos;
AddChild(tower);
var cost = TowerCosts.GetTowerCost(tower.Type, tower.Level);
credits -= cost.Cost;
SetCredits();
}
private void TowerTargetting()
{
foreach (Tower tower in GetTree().GetNodesInGroup("tower"))
{
var towerPos = tower.Position;
foreach (Alien alien in GetTree().GetNodesInGroup("alien"))
{
var alienPos = alien.GlobalPosition;
var distance = towerPos.DistanceTo(alienPos);
var cost = TowerCosts.GetTowerCost(tower.Type, tower.Level);
if (distance < cost.Range)
{
var vector = alienPos - towerPos;
tower.FireAtAlien(vector);
tower.LookAt(alienPos);
break;
}
}
}
}