void UpdateDragging()
{
if (EventSystem.current.IsPointerOverGameObject())
{
return;
}
//Clean old drag previews
for (int i = 0; i < _dragPreviewGameObjects.Count; i++)
{
SimplePool.Despawn(_dragPreviewGameObjects[i]);
}
_dragPreviewGameObjects.Clear();
if (_currentMode != MouseMode.BUILD)
{
return;
}
//Start mouse drag
if (Input.GetMouseButtonDown(0))
{
_dragStartPosition = _currFramePosition;
_isDragging = true;
}
else if (!_isDragging)
{
_dragStartPosition = _currFramePosition;
}
if (Input.GetMouseButtonUp(1) || Input.GetKeyUp(KeyCode.Escape))
{
_isDragging = false;
}
if (!_buildModeController.IsObjectDraggable())
{
_dragStartPosition = _currFramePosition;
}
int start_x = Mathf.RoundToInt(_dragStartPosition.x);
int end_x = Mathf.RoundToInt(_currFramePosition.x);
if (end_x < start_x)
{
int tmp = end_x;
end_x = start_x;
start_x = tmp;
}
int start_y = Mathf.RoundToInt(_dragStartPosition.y);
int end_y = Mathf.RoundToInt(_currFramePosition.y);
if (end_y < start_y)
{
int tmp = end_y;
end_y = start_y;
start_y = tmp;
}
/*while (_dragPreviewGameObjects.Count > 0)
* {
* GameObject go = _dragPreviewGameObjects[0];
* _dragPreviewGameObjects.RemoveAt(0);
* SimplePool.Despawn(go);
* }*/
/*if (_isDragging)
* {*/
for (int x = start_x; x <= end_x; x++)
{
for (int y = start_y; y <= end_y; y++)
{
Tile t = WorldController.Instance.World.GetTileAt(x, y);
if (t != null)
{
if (_buildModeController.BuildModeIsObject)
{
ShowInstalledObjectSpriteAtTile(_buildModeController.BuildModeObjectType, t);
}
else
{
GameObject go = SimplePool.Spawn(_circleCursorPrefab, new Vector3(x, y, 0), Quaternion.identity);
go.transform.SetParent(_cursorGameObjectsContainer, true);
_dragPreviewGameObjects.Add(go);
}
}
}
}
/*}*/
//End mouse drag
if (_isDragging && Input.GetMouseButtonUp(0))
{
_isDragging = false;
for (int x = start_x; x <= end_x; x++)
{
for (int y = start_y; y <= end_y; y++)
{
Tile tile = WorldController.Instance.World.GetTileAt(x, y);
if (tile != null)
{
_buildModeController.Build(tile);
}
}
}
}
}
void UpdateTileDragging()
{
// If mouse is over a user element, do nothing!
if (EventSystem.current.IsPointerOverGameObject())
{
return;
}
// Start left button drag
if (Input.GetMouseButtonDown(0))
{
dragStartPos = currentFramePos;
}
int startX = Mathf.FloorToInt(dragStartPos.x);
int endX = Mathf.FloorToInt(currentFramePos.x);
// Flip coords if they are wrong way round to avoid negatives in loop.
if (startX > endX)
{
int temp = endX;
endX = startX;
startX = temp;
}
int startY = Mathf.FloorToInt(dragStartPos.y);
int endY = Mathf.FloorToInt(currentFramePos.y);
// Flip coords if they are wrong way round to avoid negatives in loop.
if (startY > endY)
{
int temp = endY;
endY = startY;
startY = temp;
}
dragPreviewObjects.ForEach(obj => SimplePool.Despawn(obj));
dragPreviewObjects.Clear();
// While mouse button is held down, display preview of the drag area.
if (Input.GetMouseButton(0))
{
for (int x = startX; x <= endX; x++)
{
for (int y = startY; y <= endY; y++)
{
if (x >= 0 && y >= 0)
{
// Checks tile is in range.
Tile tile = WorldController.instance.world.GetTileAt(x, y);
if (tile != null)
{
GameObject cursorOverlayGameObject =
SimplePool.Spawn(cursorPrefab, new Vector3(x, y, 0), Quaternion.identity);
dragPreviewObjects.Add(cursorOverlayGameObject);
}
}
}
}
}
// End left button drag
if (Input.GetMouseButtonUp(0))
{
// Loop through all the tiles in the selection and change their type.
for (int x = startX; x <= endX; x++)
{
for (int y = startY; y <= endY; y++)
{
// Checks tile is in range.
if (x >= 0 && y >= 0)
{
Tile tile = WorldController.instance.world.GetTileAt(x, y);
if (tile != null)
{
buildModeController.Build(tile);
}
}
}
}
}
}
