public void RemoveCurrency(ulong amount)
{
if (amount > Currency)
{
amount = Currency;
}
Currency -= amount;
CurrencyChanged?.Invoke(Currency);
}
public void AddCurrency(ulong amount)
{
if (ulong.MaxValue - amount <= Currency)
{
amount = ulong.MaxValue - Currency;
}
Currency += amount;
CurrencyChanged?.Invoke(Currency);
}
protected void ConstantGain()
{
var previousCurrency = Currency.CurrentCurrency;
Currency.AddCurrency(constantCurrencyAddition);
var currentCurrency = Currency.CurrentCurrency;
var info = new CurrencyChangeInfo(previousCurrency, currentCurrency);
CurrencyChanged?.Invoke(info);
}
private void ChangeCurrency(int increment)
{
if (increment != 0)
{
var previousCurrency = CurrentCurrency;
CurrentCurrency += increment;
var currentCurrency = CurrentCurrency;
var info = new CurrencyChangeInfo(previousCurrency, currentCurrency);
CurrencyChanged?.Invoke(info);
}
}
public bool Purchase(int cost)
{
bool successful = false;
int afterCurrency = _currency - cost;
if (afterCurrency >= 0)
{
_currency = afterCurrency;
successful = true;
}
CurrencyChanged?.Invoke(_currency);
return(successful);
}
public void UseCurrency(int price)
{
currencyAmount -= price;
CurrencyChanged?.Invoke();
}
public void ReceiveCurrency(int amt)
{
currencyAmount += amt;
CurrencyChanged?.Invoke();
}
public void Increase(int amount)
{
_currency += amount;
CurrencyChanged?.Invoke(_currency);
}
protected virtual void OnCurrencyChanged(object sender, StockEventArgs e)
{
CurrencyChanged?.Invoke(this, e);
}
void AddOneObject()
{
_currentLevelObjectsCollected++;
CurrencyChanged?.Invoke();
}
/// <summary>
/// It is called inside sender's method which provides a currency changing method.
/// </summary>
/// <param name="sender">Component, which has changed a currency</param>
/// <param name="currency">New currency</param>
public void OnCurrencyChanged(IComponent sender)
{
CurrencyChanged?.Invoke(sender);
}
