protected override ValueTask Init(GameContext game)
{
var map = game.SceneManager.Current.FindGameObjectByName(ObjectNames.Map);
_mapRenderer = map.Components.Get <MapRenderComponent>();
_movementCursor = game.SceneManager.Current.FindGameObjectByName(ObjectNames.MovementCursor);
var pathFollower = this.Owner.Components.Get <PathFollowerComponent>();
pathFollower.OnStartWalking += (_, from, to) =>
{
var tilePos = _mapRenderer.GetTilePos(to);
_movementCursor.Components.Get <TransformComponent>().Local.Position = tilePos;
_movementCursor.Enabled = true;
};
pathFollower.OnArrived += _ =>
{
_movementCursor.Enabled = false;
var newState = new AI.States.Idle(this.Owner, 0f);
base.SetState(game, newState);
};
_inputService = game.GetService <InputService>();
_inputService.Mouse.OnButtonStateChanged += (btn, state, oldState) =>
{
if (btn != MouseButtons.Left)
{
return;
}
if (!state.IsClicked && oldState.IsClicked)
{
_movementCursor.Enabled = false;
var destination = _mapRenderer.GetTileAt(_inputService.Mouse.X, _inputService.Mouse.Y);
if (!destination.IsWalkable)
{
return;
}
var newState = new AI.States.Arrive(this.Owner);
newState.SetDestination(destination);
base.SetState(game, newState);
}
};
return(ValueTask.CompletedTask);
}
public void SetDestination(TileInfo destination)
{
_currPathNode = null;
_path = null;
if (null == destination)
{
return;
}
var startTile = _mapRenderer.GetTileAt(_transform.Local.Position);
Task.Run(() => _mapRenderer.Map.FindPathAsync(startTile, destination)
.ContinueWith(t =>
{
_path = t.Result;
if (_path.Any())
{
this.OnStartWalking?.Invoke(this, startTile, destination);
}
}).ConfigureAwait(false))
.ConfigureAwait(false);
}
