public FrameUpdate Layer3_modify()
{
BinaryOperator binaryOperator = Setting.Operators.GetBinary(Content);
if (NumberField != null)
{
throw new Exception("ModifyBinary時Number不能有值");
}
ExpressionTreeManager.Modify(binaryOperator);
return(new FrameUpdate(CurrentAnswer.ToString(), new ExpUpdate(removeLength: 1, updateString: Content.ToString())));
}
public FrameUpdate Layer3_add()
{
BinaryOperator binaryOperator = Setting.Operators.GetBinary(Content);
//若沒有輸入過值，則視為輸入了0
ExpressionTreeManager.Add((NumberField == null) ? 0 : NumberField.Number.Value);
//數字歸零
NumberField = null;
//算出一個暫時的結果並存下
CurrentAnswer = ExpressionTreeManager.TryGetTmpResult();
ExpressionTreeManager.Add(binaryOperator);
return(new FrameUpdate(CurrentAnswer.ToString(), new ExpUpdate(removeLength: 0, updateString: Content.ToString())));
}
public FrameUpdate Layer3_equalCombo()
{
string updateString = CurrentAnswer.ToString();
//更新計算答案
CurrentAnswer = ExpressionTreeManager.GetLastTreeReplaceLeftResult(CurrentAnswer);
var op = ExpressionTreeManager.GetLastTreeTopOperator();
updateString += op;
var rightNumber = ExpressionTreeManager.GetLastTreeRightResult();
updateString += rightNumber.ToString();
updateString += "=";
return(new FrameUpdate(CurrentAnswer.ToString(), new ExpUpdate(removeLength: ExpUpdate.REMOVE_ALL, updateString: updateString)));
}
public FrameUpdate Layer3_binaryAndEqualCombo()
{
//CurrentAnswer已經被Binary算好了
ExpressionTreeManager.Add(CurrentAnswer);
//result處理
var result = ExpressionTreeManager.TryGetResult();
var ans = result.Answer;
//做更新字串
var updateString = CurrentAnswer.ToString();
for (int i = 0; i < result.ExtraRightBracketCount; i++)
{
updateString += ")";
}
//送出結果
updateString += "=";
return(new FrameUpdate(ans.ToString(), new ExpUpdate(removeLength: 0, updateString: updateString)));
}