protected override void OnOverTile(Vector2Int tileXY)
{
base.OnOverTile(tileXY);
UnitData structure = GetStructureData();
Vector2Int structureSize = StructureData.GetStructureSize(structure.typeID);
structureSize += new Vector2Int(2, 2); // Bulldozed area
Vector2Int minOffset = new Vector2Int(-structureSize.x / 2, -structureSize.y / 2);
// Set each tile status based on collision within structure area
for (int x = 0; x < structureSize.x; ++x)
{
for (int y = 0; y < structureSize.y; ++y)
{
Vector2Int localTileXY = new Vector2Int(x, y);
Vector2Int curTileXY = tileXY + localTileXY + minOffset;
bool isInBulldozedArea = x == 0 || y == 0 || x == structureSize.x - 1 || y == structureSize.y - 1;
// Structures can't be placed on impassable terrain, including bulldozed area
bool canPlace = TileMapData.IsTilePassable(curTileXY);
// Structures can have units in bulldozed area, but not in building area
if (canPlace && !isInBulldozedArea)
{
canPlace = !AreUnitsInArea(new RectInt(curTileXY, Vector2Int.one));
}
// Structures can have walls in bulldozed area, but not in building area
if (canPlace && !isInBulldozedArea)
{
canPlace = !AreWallsInArea(new RectInt(curTileXY, Vector2Int.one));
}
Color color = Color.red;
if (canPlace)
{
color = isInBulldozedArea ? Color.yellow : Color.green;
}
m_OverlayRenderer.SetTileStatus(localTileXY, color);
}
}
}
public void RefreshOverlay()
{
if (!gameObject.activeSelf)
{
return;
}
if (m_SelectedButtonName == null)
{
return;
}
UnitData structure = GetStructureData();
Vector2Int structureSize = StructureData.GetStructureSize(structure.typeID);
structureSize += new Vector2Int(2, 2); // Bulldozed area
Vector2 offset = new Vector2(-structureSize.x / 2, -structureSize.y / 2);
offset *= m_Tilemap.cellSize;
PlayerData player = UserData.current.selectedVariant.players[m_DropdownPlayer.value];
m_OverlayRenderer.SetOverlay(m_UnitRenderer.AddUnit(player, structure), structureSize, offset);
}
