protected override void Execute(List <InputEntity> entities)
{
InputEntity dragSelectionDataEntity = _context.dragSelectionDataEntity;
foreach (InputEntity entity in entities)
{
if (entity.isLeftMouseButtonDown)
{
dragSelectionDataEntity.dragSelectionData.mouseDownScreenPoint = entity.screenPoint.value;
}
else if (entity.isLeftMouseButtonHeld)
{
dragSelectionDataEntity.dragSelectionData.mouseHeldScreenPoint = entity.screenPoint.value;
}
else if (entity.isLeftMouseButtonUp)
{
dragSelectionDataEntity.dragSelectionData.mouseUpScreenPoint = entity.screenPoint.value;
}
}
dragSelectionDataEntity.ReplaceComponent(InputComponentsLookup.DragSelectionData, dragSelectionDataEntity.dragSelectionData);
DragSelectionDataComponent dragSelectionDataComponent = dragSelectionDataEntity.dragSelectionData;
if (
dragSelectionDataComponent.mouseUpScreenPoint == Vector2.zero ||
((dragSelectionDataComponent.mouseHeldScreenPoint - dragSelectionDataComponent.mouseDownScreenPoint).magnitude < _gameConfig.inputConfig.dragSelectionDeadZone)
)
{
return;
}
InputEntity addToSelectionKeyEvent = _keyEventGroup.GetEntities().SingleOrDefault(e => e.keyEvent.value.keyCode == KeyCode.LeftShift);
bool isAddToSelectionKeyHeld = addToSelectionKeyEvent != null && addToSelectionKeyEvent.isKeyHeld;
if (!isAddToSelectionKeyHeld)
{
foreach (var gameEntity in _selectedEntitiesGroup.GetEntities())
{
gameEntity.isSelected = false;
}
}
Vector2 mouseDownViewport = Camera.main.ScreenToViewportPoint(dragSelectionDataComponent.mouseDownScreenPoint);
Vector2 mouseUpViewport = Camera.main.ScreenToViewportPoint(dragSelectionDataComponent.mouseUpScreenPoint);
Rect selectionRect = new Rect(mouseDownViewport.x, mouseDownViewport.y, mouseUpViewport.x - mouseDownViewport.x, mouseUpViewport.y - mouseDownViewport.y);
GameEntity[] selectableEntities = _contexts.game.GetGroup(GameMatcher.Selectable).GetEntities();
Camera mainCamera = Camera.main;
foreach (var selectableEntity in selectableEntities)
{
GameObject selectableGo = selectableEntity.view.gameObject;
if (selectionRect.Contains(mainCamera.WorldToViewportPoint(selectableGo.transform.position), true))
{
selectableEntity.isSelected = true;
}
}
}
public void Cleanup()
{
DragSelectionDataComponent dragSelectionDataComponent = _context.dragSelectionDataEntity.dragSelectionData;
if (dragSelectionDataComponent.mouseUpScreenPoint != Vector2.zero)
{
_context.ReplaceDragSelectionData(Vector2.zero, Vector2.zero, Vector2.zero);
}
}
protected override void Execute(List <InputEntity> entities)
{
DragSelectionDataComponent dragSelectionDataComponent = _context.dragSelectionDataEntity.dragSelectionData;
UiEntity dragSelectionImageEntity = _contexts.ui.dragSelectionImageUiEntity;
RectTransform dragSelectionImageTransform = (RectTransform)dragSelectionImageEntity.view.gameObject.transform;
Vector2 selectionCenter = (dragSelectionDataComponent.mouseDownScreenPoint + dragSelectionDataComponent.mouseHeldScreenPoint) / 2f;
float selectionWidth = Mathf.Abs(dragSelectionDataComponent.mouseHeldScreenPoint.x - dragSelectionDataComponent.mouseDownScreenPoint.x);
float selectionHeight = Mathf.Abs(dragSelectionDataComponent.mouseHeldScreenPoint.y - dragSelectionDataComponent.mouseDownScreenPoint.y);
dragSelectionImageTransform.gameObject.SetActive(true);
dragSelectionImageTransform.position = selectionCenter;
dragSelectionImageTransform.sizeDelta = new Vector2(selectionWidth, selectionHeight);
if (dragSelectionDataComponent.mouseUpScreenPoint != Vector2.zero)
{
dragSelectionImageTransform.gameObject.SetActive(false);
}
}
