public void AddTower()
{
Tower nt = null;
switch (this.TowerType)
{
case TowerTypes.ARROW_TOWER:
nt = new ArrowTower(this.towertextures[(int)TowerTypes.ARROW_TOWER - 1], this.bullettextures[(int)TowerTypes.ARROW_TOWER - 1], this.Tile);
break;
case TowerTypes.SPIKE_TOWER:
nt = new SpikeTower(this.towertextures[(int)TowerTypes.SPIKE_TOWER - 1], this.bullettextures[(int)TowerTypes.SPIKE_TOWER - 1], this.Tile);
break;
case TowerTypes.SPEED_TOWER:
nt = new SpeedTower(this.towertextures[(int)TowerTypes.SPEED_TOWER - 1], this.bullettextures[(int)TowerTypes.SPEED_TOWER - 1], this.Tile);
break;
case TowerTypes.CANNON_TOWER:
nt = new CannonTower(this.towertextures[(int)TowerTypes.CANNON_TOWER - 1], this.bullettextures[(int)TowerTypes.CANNON_TOWER - 1], this.Tile);
break;
}
if (nt != null && this.CanPlaceTower() && nt.Cost <= this.coins)
{
this.towers.Add(nt);
this.coins -= nt.Cost;
this.TowerType = TowerTypes.TOWER_NONE;
}
this.TowerType = TowerTypes.TOWER_NONE;
}
/// Handles placing a tower on the PictureBox.
private void GameWorldPB_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Middle)
{
world.Crosshair.x = e.Location.X;
world.Crosshair.y = e.Location.Y;
}
if (e.Button == MouseButtons.Right)
{
DeselectTower();
HandSelectPB_Click(sender, e);
}
else
{
// No tower to build selected, mouse can be used to select placed Towers
if (selectedTower == null && !GetTileAtMouse.buildable)
{
// Loop through all Towers
for (int i = 0; i < world.towers.Count; i++)
{
// Check if the clicked tile is occupied by a Tower
for (int j = 0; j < world.towers[i].pos.Count; j++)
{
if (world.towers[i].pos[j] == GetTileAtMouse)
{
// Deselect the previously selected Tower (if there is one)
DeselectTower();
// Set the selected Tower, draw its Range and toggle the Details.
world.Tower = world.towers[i];
SelectTower();
}
}
}
}
else
{
DeselectTower();
}
// Gets 2x2 square of Tiles according to location of mouse.
List <BaseTile> selectedTiles = GetSelectedTiles(e.Location);
// If the selected tiles are buildable AND you have a tower selected AND you have enough money..
if (world.IsBuildable(selectedTiles) && selectedTower != null && world.Gold + selectedTower.goldCost >= 0)
{
if (world.CheckIfPathIsBlocked(selectedTiles) == false)
{
// ..Check the selected tower's type and create a new object of that type
Tower addTower = null;
if (selectedTower is ArrowTower)
{
addTower = new ArrowTower();
}
if (selectedTower is CannonTower)
{
addTower = new CannonTower();
}
if (selectedTower is SplitShotTower)
{
addTower = new SplitShotTower();
}
if (selectedTower is DogHouseTower)
{
addTower = new DogHouseTower();
}
if (selectedTower is FuzzyTower)
{
addTower = new FuzzyTower();
}
// ..Deduct gold
world.DeductGold(selectedTower.goldCost);
// Disable each selected tile
foreach (BaseTile bt in selectedTiles)
{
bt.DisableTile();
bt.tower = addTower;
}
// Build the tower, update the gold and redraw the background
addTower.BuildTower(selectedTiles);
DeselectTower();
world.Tower = addTower;
SelectTower();
DrawBackground();
}
}
}
}