public void HandleEvent(GameObject a, GameObject b)
{
if (a == b)
{
return;
}
if (_flags.ContainsValue(a) && _flags.ContainsValue(b))
{
var pa = PraseFlag(a);
var pb = PraseFlag(b);
if (pa.index == pb.index && pa.dimension != pb.dimension)
{
MatrixTransform.Transpose(_cells, _layoutOrder);
Step.GetComponent <StepView>().increase();
return;
}//转置
else if (pa.position == pb.position && pa.index != pb.index)
{
MatrixTransform.Swap(_cells, _layoutOrder, pa.dimension, pa.index, pb.index);
Step.GetComponent <StepView>().increase();
Result.GetComponent <BaseCellView>().Fraction *= -1;
return;
}//互换
}
if (_cells.ContainsValue(a) && _cells.ContainsValue(b))//互换
{
var pa = PraseCell(a);
var pb = PraseCell(b);
if (pa.col == pb.col && pa.row != pb.row)
{
MatrixTransform.Swap(_cells, _layoutOrder, Dimension.ROW, pa.row, pb.row);
Step.GetComponent <StepView>().increase();
Result.GetComponent <BaseCellView>().Fraction *= -1;
return;
}
else if (pa.col != pb.col && pa.row == pb.row)
{
MatrixTransform.Swap(_cells, _layoutOrder, Dimension.COL, pa.col, pb.col);
Step.GetComponent <StepView>().increase();
Result.GetComponent <BaseCellView>().Fraction *= -1;
return;
}
}
else if (_flags.ContainsValue(a) && _cells.ContainsValue(b))
{
var pa = PraseFlag(a);
var pb = PraseCell(b);
int targetIndex = (pa.dimension == Dimension.ROW ? pb.row : pb.col);
if (pa.index != targetIndex)
{
MatrixTransform.AddIn(_cells, _layoutOrder, pa.dimension, pa.index, targetIndex);
Step.GetComponent <StepView>().increase();
return;
}//叠加
}
else if (_nums.Contains(a) && _flags.ContainsValue(b))
{
var pb = PraseFlag(b);
Result.GetComponent <BaseCellView>().Fraction /= MatrixTransform.Multiply(_cells, _layoutOrder, pb.dimension, pb.index, a);//倍乘
Step.GetComponent <StepView>().increase();
return;
}
else if (_flags.ContainsValue(a) && _nums.Contains(b))
{
var pa = PraseFlag(a);
Result.GetComponent <BaseCellView>().Fraction /= MatrixTransform.Multiply(_cells, _layoutOrder, pa.dimension, pa.index, b);//倍乘
Step.GetComponent <StepView>().increase();
return;
}
else if (_cells.ContainsValue(a) && _flags.ContainsValue(b))//展开?
{
var pa = PraseCell(a);
var pb = PraseFlag(b);
//可以行展开
if (pb.dimension == Dimension.ROW)
{
int index = MatrixTransform.CanRowExpande(_cells, _layoutOrder, pb.index);
if (index != -1)
{
Result.GetComponent <BaseCellView>().Fraction *= MatrixTransform.Cofactor(_cells, _flags, _layoutOrder, pa.row, index);
Step.GetComponent <StepView>().increase();
Draw(_layoutOrder - 1, false);
return;
}
}
//可以列展开
else if (pb.dimension == Dimension.COL)
{
int index = MatrixTransform.CanColExpande(_cells, _layoutOrder, pb.index);
if (index != -1)
{
Result.GetComponent <BaseCellView>().Fraction *= MatrixTransform.Cofactor(_cells, _flags, _layoutOrder, index, pa.col);
Step.GetComponent <StepView>().increase();
Draw(_layoutOrder - 1, false);
return;
}
}
}
}