// Called by the script attached to this buyable when the upgrade button is pressed
public void UpgradeButtonPressed()
{
if (moneyManager.CanAffordPurchase(Data.Cost))
{
if (Data.Owned + 1 <= Data.maxAmount)
{
moneyManager.ReduceMoney(Data.Cost);
Data.Upgrade();
// Send an event out to say that we've updated some variable (so the UI can be updated)
if (onVariableChanged != null)
{
onVariableChanged(this);
}
// If this is the first upgrade (a purchase), send out an additional delegate
if (onBuyablePurchase != null)
{
onBuyablePurchase(this);
}
// Do we own the max?
if (Data.Owned == Data.maxAmount && onMaximumUpgradeReached != null)
{
onMaximumUpgradeReached(this);
}
}
}
}