public void SwapGems(Gem selectedGem)
{
if (selectedGem.gemStatus != Data.GemStatus.Ready)
{
return;
}
selectedGem.ToggleSelector();
if (m_currentGem == null)
{
m_currentGem = selectedGem;
}
else if (m_currentGem == selectedGem)
{
m_currentGem = null;
}
else if (!m_currentGem.IsAdjacent(selectedGem))
{
m_currentGem.ToggleSelector();
m_currentGem = selectedGem;
}
else
{
m_currentGem.gemStatus = Data.GemStatus.Moving;
selectedGem.gemStatus = Data.GemStatus.Moving;
Swap(m_currentGem, selectedGem);
m_currentGem.ToggleSelector();
selectedGem.ToggleSelector();
m_currentGem = null;
}
}
public bool IsAdjacent(Gem otherGem)
{
if (otherGem != null)
{
if (this.x == otherGem.x)
{
if (this.y == otherGem.y + 1 || this.y == otherGem.y - 1)
return true;
}
if (this.y == otherGem.y)
{
if (this.x == otherGem.x + 1 || this.x == otherGem.x - 1)
return true;
}
}
return false;
}
private void Swap(Gem gem1, Gem gem2)
{
//Swap X, Y
m_gems[gem1.x, gem1.y] = gem2;
m_gems[gem2.x, gem2.y] = gem1;
int tempX = gem1.x;
int tempY = gem1.y;
gem1.x = gem2.x;
gem1.y = gem2.y;
gem2.x = tempX;
gem2.y = tempY;
//Swap position
Vector3 gem1Position = gem1.transform.position;
Vector3 gem2Position = gem2.transform.position;
StartCoroutine(MoveGem(gem1, gem1Position, gem2Position));
StartCoroutine(MoveGem(gem2, gem2Position, gem1Position, CheckBoard));
}
IEnumerator MoveGem(Gem gem, Vector3 from, Vector3 to, Action callback = null)
{
gem.gemStatus = Data.GemStatus.Moving;
float time = Time.time;
while (Vector3.Distance(gem.transform.position, to) > 0.01f)
{
gem.transform.position = Vector3.Lerp(from, to, (Time.time - time) * 1.2f);
yield return null;
}
gem.transform.position = to;
gem.gemStatus = Data.GemStatus.Ready;
if (callback != null)
{
callback.Invoke();
}
}
public bool IsMatch(Gem otherGem)
{
return gemType == otherGem.gemType;
}
