public UniTask Show(IUnit unit)
{
var unitCoords = _gridUnitManager.GetUnitCoords(unit);
if (unitCoords == null)
{
var msg = $"Unit not in tile: {unit}";
_logger.LogError(LoggedFeature.Units, msg);
return(UniTask.FromException(new Exception(msg)));
}
// Acquire input lock.
_lockToken = _inputLock.Lock();
// Set selected unit and events
_unit = unit;
_moveUnitButton.onClick.AddListener(HandleMoveUnitButtonPressed);
_removeUnitButton.onClick.AddListener(HandleRemoveUnitButtonPressed);
_rotateUnitButton.onClick.AddListener(HandleRotateUnitPressed);
_cancelButton.onClick.AddListener(HandleCancelButtonPressed);
// Show radial menu
var worldPosition = _gridPositionCalculator.GetTileCenterWorldPosition(unitCoords.Value);
_menuScreenPositon = _camera.WorldToScreenPoint(worldPosition);
return(_radialMenu.Show(_menuScreenPositon));
}
internal async UniTask <bool> Show(Vector3 screenPosition, CancellationToken token)
{
_radialMenu.Show(screenPosition);
gameObject.SetActive(true);
bool didConfirm;
using (var confirmHandler = _confirmButton.GetAsyncClickEventHandler(token))
using (var cancelHandler = _cancelButton.GetAsyncClickEventHandler(token)) {
var clickIndex = await UniTask.WhenAny(confirmHandler.OnClickAsync(), cancelHandler.OnClickAsync());
didConfirm = clickIndex == 0;
}
return(didConfirm);
}
public async UniTask Show(IntVector2 tileCoords, IMapElement mapElement)
{
Vector3 screenPosition =
_camera.WorldToScreenPoint(_gridPositionCalculator.GetTileCenterWorldPosition(tileCoords));
_radialMenu.Show(screenPosition);
var result = await _removeButton.ToButtonCancellableTask(_cancelButton);
if (!result.isCanceled)
{
mapElement.Remove();
}
await _radialMenu.Hide();
}
/// <summary>
/// Shows the batch selection UI and highlights the selected units.
/// Returns a task that is completed once the UI has closed or the batch action is complete.
/// </summary>
/// <param name="units"></param>
/// <returns></returns>
public async UniTask ShowAndWaitForAction(IUnit[] units)
{
// Show the menu
var unitCoords = _gridUnitManager.GetUnitCoords(units[0]);
if (unitCoords == null)
{
var msg = $"Unit not in tile: {units[0]}";
_logger.LogError(LoggedFeature.Units, msg);
throw new Exception(msg);
}
_selectedUnits = units;
var worldPosition = _gridPositionCalculator.GetTileCenterWorldPosition(unitCoords.Value);
_radialMenu.Show(_camera.WorldToScreenPoint(worldPosition));
// Add listeners
_removeUnitButton.onClick.AddListener(HandleRemoveUnitPressed);
_rotateUnitButton.onClick.AddListener(HandleRotateUnitPressed);
_cancelSelectionButton.onClick.AddListener(HandleCancelSelectionPressed);
// Highlights
_unitSelectionHighlighter.HighlightUnits(units);
// Mouse Up / Down streams
var mouseUpStream = Observable.EveryUpdate()
.Where(_ => Input.GetMouseButtonUp(0));
var mouseDownStream = Observable.EveryUpdate()
.Where(_ => Input.GetMouseButtonDown(0))
.Where(_ => _gridUnitInputManager.UnitsAtMousePosition.Length > 0)
.Where(_ => units.Intersect(_gridUnitInputManager.UnitsAtMousePosition).Any())
.First();
_observer = mouseDownStream.Select(_ => mouseUpStream).Subscribe(_ => {
HandleUnitMouseDown(units);
});
await UniTask.WaitUntil(() => _selectedUnits == null);
}
