public UIGridPath(ObjectFactory factory, Grid grid, List<Tile> path)
{
segments.Clear (); //TODO: ensure factory destroying of gameobjects
// Assumptions:
// - Paths are at least 2 segments long
// - Segments are unilaterally adjacent
foreach (var tile in path) {
int index = path.IndexOf(tile);
var segment = factory.createUIGridPathSegment(grid, tile.grid_x, tile.grid_y);
UIGridPathSegment.Type type = UIGridPathSegment.Type.none;
Direction dir_from = Direction.none;
Direction dir_to = Direction.none;
if (index != 0 ) {
dir_from = DirectionMethods.getDirection(tile, path[index - 1]);
}
if (index != path.Count - 1){
dir_to = DirectionMethods.getDirection(tile, path[index + 1]);
}
if (dir_to == Direction.none && dir_from == Direction.none) {
type = UIGridPathSegment.Type.singular;
} else if (index == 0 || index == path.Count - 1) {
type = UIGridPathSegment.Type.terminal;
} else if (dir_to == dir_from.rotate(ClockDirection.clockwise)
|| dir_to == dir_from.rotate(ClockDirection.counterclockwise)) {
type = UIGridPathSegment.Type.bend;
} else {
type = UIGridPathSegment.Type.straight;
}
segment.setup(type, dir_to, dir_from);
segments.Add(segment);
}
}
public Grid(ObjectFactory factory, int cols, int rows)
{
this.cols = cols;
this.rows = rows;
tiles = new List<List<Tile>> ();
for (int i = 0; i < cols; i++) {
List<Tile> column = new List<Tile>();
for (int j = 0; j < rows; j++) {
column.Add(factory.createTile(this, i,j));
}
tiles.Add (column);
}
}