public void DrawMap(Map map)
{
TearDownOldMap();
int numberOfLayers = map.nodeLayers.Count;
MapNode entrance = map.nodeLayers[0][0];
entrance.AssociateNodeWithController(entranceNodeController);
RectTransform entranceRect = entranceNodeController.GetComponent <RectTransform>();
entranceNodeController.GetComponent <Button>().onClick.AddListener(GenerateMapNodeClickListener(entrance));
mapNodeXVariance = (width - (entranceRect.rect.width * 1.5f)) / 2f;
MapNode exit = map.nodeLayers[numberOfLayers - 1][0];
exit.AssociateNodeWithController(exitNodeController);
RectTransform exitRect = exitNodeController.GetComponent <RectTransform>();
exitNodeController.GetComponent <Button>().onClick.AddListener(GenerateMapNodeClickListener(exit));
float baseLayerYCoord = entranceRect.localPosition.y;
float topLayerYCoord = exitRect.localPosition.y;
float totalYHeightOfNodes = Mathf.Abs(topLayerYCoord - baseLayerYCoord);
float yGapBetweenLayers = Mathf.Abs(totalYHeightOfNodes / (numberOfLayers - 1));
// For the time being, just going to stack nodes in layer rightward from leftmost valid point.
// TODO: Prettify
for (int i = 1; i < numberOfLayers - 1; i++)
{
List <MapNode> layer = map.nodeLayers[i];
int nodesInLayer = layer.Count;
for (int j = 0; j < nodesInLayer; j++)
{
MapNode node = layer[j];
GameObject drawnNode = Instantiate(mapNodePrefab, intermediaryNodeParent);
node.AssociateNodeWithController(drawnNode.GetComponent <MapNodeController>());
RectTransform newNodeRect = drawnNode.GetComponent <RectTransform>();
newNodeRect.localPosition = new Vector2(mapNodeXVariance * (j - 1), yGapBetweenLayers * i + baseLayerYCoord);
drawnNode.GetComponent <Button>().onClick.AddListener(GenerateMapNodeClickListener(node));
foreach (MapNode parent in node.parents)
{
DrawPath(node.NodeController, parent.NodeController);
}
}
}
foreach (MapNode parent in exit.parents)
{
DrawPath(exit.NodeController, parent.NodeController);
}
}
