private void OnEnable()
{
cache = JsonUtility.FromJson <TilemapCache>(cacheAsset.text);
if (cache == null)
{
cache = new TilemapCache(gridColumns, gridRows, FLOOR);
}
if (cache.width != gridColumns ||
cache.height != gridRows ||
cache.tilemap.Length != gridColumns * gridRows)
{
cache = new TilemapCache(gridColumns, gridRows, FLOOR);
}
pathfinder = new TwoDeePathfinder();
pathfinder.Create(gridColumns, gridRows, FLOOR);
stateLabels = new Dictionary <int, string> {
{ 0, "Paint" },
{ 1, "Path" },
};
if (Application.isPlaying)
{
for (int c = transform.childCount - 1; c >= 0; --c)
{
Destroy(transform.GetChild(c).gameObject);
}
}
vWorldUnits = Camera.main.orthographicSize * 2;
hWorldUnits = vWorldUnits * Camera.main.aspect;
tileWidth = hWorldUnits / gridColumns;
tileHeight = vWorldUnits / gridRows;
int tot = gridColumns * gridRows;
for (int i = 0; i < tot; ++i)
{
GameObject tile = new GameObject("Tile_" + i.ToString("000"));
SpriteRenderer sr = tile.AddComponent <SpriteRenderer>();
sr.sprite = tileSprite;
GameObject label = new GameObject("Label");
label.AddComponent <Canvas>();
label.AddComponent <CanvasRenderer>();
CanvasScaler cs = label.AddComponent <CanvasScaler>();
cs.dynamicPixelsPerUnit = 100f;
Text lText = label.AddComponent <Text>();
lText.fontSize = 0;
lText.supportRichText = false;
lText.alignment = TextAnchor.MiddleCenter;
lText.color = new Color(105f / 255f, 105f / 255f, 105f / 255f);
lText.raycastTarget = false;
lText.resizeTextForBestFit = true;
lText.resizeTextMinSize = 0;
lText.font = labelFont;
RectTransform rt = label.GetComponent <RectTransform>();
rt.sizeDelta = Vector2.one * 0.5f;
rt.position = new Vector3(0.5f, 0.5f, 0f);
label.transform.SetParent(tile.transform);
tile.transform.SetParent(transform);
tile.transform.localScale = new Vector3(tileWidth, tileHeight, 1f);
int x = -1;
int y = -1;
Grid.GetPoint(gridColumns, i, out x, out y);
tile.transform.localPosition = new Vector3(
x * tileWidth - hWorldUnits * 0.5f,
y * tileHeight - vWorldUnits * 0.5f,
0);
int type = cache.tilemap[i];
pathfinder.SetType(x, y, type);
if (type > 0)
{
lText.text = type.ToString();
}
SetTileColor(sr, type == 0 ? Color.black : Color.white);
}
}