public Bubble(int xIndex, int yIndex, BubbleColor color)
{
this.index = new IndexPair (xIndex, yIndex);
this.color = color;
}
// Get a list of indeies of bubbles that connect with new bubble and have the same color.
private ArrayList GetAdjacentSameColorBubbles(IndexPair newBubbleIndex, BubbleColor color)
{
ArrayList bubbleIndexList = new ArrayList ();
bubbleIndexList.Add (newBubbleIndex);
Stack bubbleIndexStack = new Stack ();
bubbleIndexStack.Push (newBubbleIndex);
while (bubbleIndexStack.Count != 0) {
IndexPair current = (IndexPair)bubbleIndexStack.Pop ();
IndexPair[] nearbyIndex = getAllNearbyIndex (current.X, current.Y);
for (int i = 0; i <= 5; i++) {
if (!IndexCheck (nearbyIndex [i].X, nearbyIndex [i].Y))
continue;
Bubble bubble = bubbleMap [nearbyIndex [i].X, nearbyIndex [i].Y];
if (bubble == null || bubble.Color != color || bubbleIndexList.Contains (nearbyIndex [i]))
continue;
bubbleIndexStack.Push (nearbyIndex [i]);
bubbleIndexList.Add (nearbyIndex [i]);
}
}
return bubbleIndexList;
}
private IndexPair[] getAllNearbyIndex(int indexX, int indexY)
{
IndexPair[] nearbyIndex = new IndexPair[6]; // left, right, leftup, leftbottom, rightup, rightbottom
nearbyIndex [0] = new IndexPair (indexX, indexY - 1); // left
nearbyIndex [1] = new IndexPair (indexX, indexY + 1); // right
if (indexX % 2 == 0) {
nearbyIndex [2] = new IndexPair (indexX - 1, indexY); // leftup
nearbyIndex [3] = new IndexPair (indexX + 1, indexY); // leftbottom
nearbyIndex [4] = new IndexPair (indexX - 1, indexY + 1); // rightup
nearbyIndex [5] = new IndexPair (indexX + 1, indexY + 1); // rightbottom
} else {
nearbyIndex [2] = new IndexPair (indexX - 1, indexY - 1); // leftup
nearbyIndex [3] = new IndexPair (indexX + 1, indexY - 1); // leftbottom
nearbyIndex [4] = new IndexPair (indexX - 1, indexY); // rightup
nearbyIndex [5] = new IndexPair (indexX + 1, indexY); // rightbottom
}
return nearbyIndex;
}
public Bubble(int xIndex, int yIndex, BubbleColor color)
{
this.index = new IndexPair(xIndex, yIndex);
this.color = color;
}