/// <summary>
/// Called on touch/mouse moved; performs swap of board items.
/// </summary>
/// <param name='position'>Touch/mouse position.</param>
void MyMouseMove(Vector2 position)
{
if (!selObj1)
{
return;
}
Vector2 dragVec = position - dragOrigin;
if (dragVec.sqrMagnitude >= dragLength * dragLength)
{
// Drag detected, perform item swap.
int x1 = selObj1.X;
int y1 = selObj1.Y;
int x2 = x1;
int y2 = y1;
DragDirection dir = GetDragDirFromVec(dragVec);
switch (dir)
{
case DragDirection.Left:
x2--;
break;
case DragDirection.Right:
x2++;
break;
case DragDirection.Up:
y2++;
break;
case DragDirection.Down:
y2--;
break;
}
if (x2 >= 0 && x2 < boardSizeX && y2 >= 0 && y2 < boardSizeY)
{
selObj2 = boardAll[x2, y2];
// Start swap animation.
selObj1.AnimateMove(selObj2.transform.position, swapAnimSpeed);
selObj2.AnimateMove(selObj1.transform.position, swapAnimSpeed);
gameState = GameState.MoveCheck;
}
selObj1.ResetColor();
}
}
