void Update()
{
// if currently over another panel
// don't do anything
if (MouseOverUIElement.MouseOverElement)
{
//_spriteRenderer.enabled = false;
return;
}
// if spriteRenderer has been disabled
// due to mouse over panel, re-enable
// if(!_spriteRenderer.enabled)
// _spriteRenderer.enabled = true;
// setup example thing on _current from
// selected type on game
if (!CurrentType.HasValue && _currentToBuild != null)
{
_currentToBuild = null;
}
else if (CurrentType.HasValue && (_currentToBuild == null || _currentToBuild.TypeOfThing != CurrentType.Value))
{
_currentToBuild = Assets.GetThingConfig(CurrentType.Value);
}
// update cursor position to mouse position
var mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
var position = new Vector3(
Mathf.RoundToInt(mousePosition.x),
Mathf.RoundToInt(mousePosition.y)
);
if (_currentToBuild != null)
{
_fixCursorPosition = false;
}
// if cursor has moved to a different grid position
if (_cursorPosition != position && !_fixCursorPosition)
{
_cursorPosition = position;
_crosshairCursor.transform.position = position;
var posVec2 = position.ToVector2IntFloor();
if (OnCursorMoved != null)
{
OnCursorMoved(posVec2);
}
if (_game.IsThingOnFloor(posVec2))
{
_mouseOverThing = _game.GetThingOnFloor(posVec2);
if (_actionPanel != null)
{
_actionPanel.Setup(_mouseOverThing);
}
}
}
// disable cursor mesh if no current selected
// thing being constructed
_cursorMeshObj.SetActive(_currentToBuild != null);
// check for dragging
if (Input.GetKeyDown(KeyCode.Mouse0))
{
_mouseDown = true;
_down = _crosshairCursor.transform.position;
MouseDown();
}
// update move position
// check if current tile is rule based so we can setup
// the correct max/min
if (_mouseDown)
{
_move = _crosshairCursor.transform.position;
if (_currentToBuild != null && _currentToBuild.Pipe)
{
if (_max.x - _min.x > _max.y - _min.y)
{
_move.y = _down.y;
}
else
{
_move.x = _down.x;
}
}
// move mouse callback for drawing previews etc.
}
else
{
_down = _crosshairCursor.transform.position;
_move = _down;
}
MouseMove();
// if player has finished interaction
// call mouse up event
if (Input.GetKeyUp(KeyCode.Mouse0))
{
_mouseDown = false;
MouseUp();
}
// if right click cancel current
// tile
if (Input.GetKeyDown(KeyCode.Mouse1))
{
CurrentType = null;
_fixCursorPosition = false;
_actionPanel.Clear();
}
}
