void Connect(int x, int y, int dx, int dy, Color pixel)
{
if (pixel == Color.white)
{
return;
}
IActiveElement otherBlock = null;
IActiveElement thisBlock = null;
bool willConnect = _elements.TryGetValue(new Vector2(x + dx, y + dy), out otherBlock);
willConnect = willConnect && _elements.TryGetValue(new Vector2(x, y), out thisBlock);
if (willConnect)
{
thisBlock.AddBlock(otherBlock);
}
}
void ConnectLogic(int x, int y)
{
var x2 = x;
var y2 = y;
var pixel = Map.GetPixel(x + 1, y);
if (pixel != Color.white)
{
x2++;
}
pixel = Map.GetPixel(x, y + 1);
if (pixel != Color.white)
{
y2++;
}
pixel = Map.GetPixel(x - 1, y);
if (pixel != Color.white)
{
x2--;
}
pixel = Map.GetPixel(x, y - 1);
if (pixel != Color.white)
{
y2--;
}
IActiveElement otherBlock = null;
IActiveElement thisBlock = null;
bool willConnect = _elements.TryGetValue(new Vector2(x2, y2), out otherBlock);
willConnect = willConnect && _elements.TryGetValue(new Vector2(x, y), out thisBlock);
if (willConnect)
{
thisBlock.AddBlock(otherBlock);
}
// Connect inputs
if (x2 > x)
{
if (_elements.TryGetValue(new Vector2(x, y), out otherBlock) &&
_elements.TryGetValue(new Vector2(x - 1, y + 1), out thisBlock))
{
thisBlock.AddBlock(otherBlock);
}
if (_elements.TryGetValue(new Vector2(x, y), out otherBlock) &&
_elements.TryGetValue(new Vector2(x - 1, y - 1), out thisBlock))
{
thisBlock.AddBlock(otherBlock);
}
}
else if (x2 < x)
{
if (_elements.TryGetValue(new Vector2(x, y), out otherBlock) &&
_elements.TryGetValue(new Vector2(x + 1, y + 1), out thisBlock))
{
thisBlock.AddBlock(otherBlock);
}
if (_elements.TryGetValue(new Vector2(x + 1, y - 1), out thisBlock))
{
thisBlock.AddBlock(otherBlock);
}
}
}