/**
*@項(xiàng)目名稱:?C#科學(xué)計(jì)算器
*@Date:?2015.10.26
*@author:enverer?775004030@qq.com
*本項(xiàng)目開(kāi)放源代碼，讀者可自由查看、修改、使用、發(fā)布
*如果有想法可聯(lián)系作者
*本代碼為學(xué)校中的一次作業(yè)，之后并不會(huì)再維護(hù)
*/

using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?Laura.Compute;


namespace?Calculator
{
????public?partial?class?Form1?:?Form
????{
????????private?double?saver;
????????private?bool?isShift;
????????private?double?ANS;
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????????saver?=?0;
????????????isShift?=?false;
????????????ANS?=?0;
????????}

????????private?double?factor（double?n）
????????{
????????????double?result?=?1;
????????????while?（n?>=?1）
????????????{
????????????????result?*=?n--;

????????????}
????????????return?result;
????????}
????????private?void?FindInsideLast（int?posstring?textcal?string?name?out?int?last）//找到函數(shù)的參數(shù)
????????{
????????????last?=?0;?;
????????????int?length?=?name.Length;
????????????int?n?=?1;//未匹配的左括號(hào)個(gè)數(shù)
????????????for?（int?i?=?pos?+?length;?i?????????????{
????????????????if?（textcal[i]?==?‘（‘）
????????????????{
????????????????????n++;
????????????????}
????????????????if?（textcal[i]?==?‘）‘）
????????????????{
????????????????????n--;
????????????????}
????????????????if?（n?==?0）
????????????????{
????????????????????last?=?i;
????????????????????break;
????????????????}
????????????}
????????}
????????//找到!前的數(shù)字
????????private?void?Res_Findnumber（string?textcal?int?index?out?double?number）
????????{
????????????int?i;
????????????for?（i?=?index?-?1;?i?>=?0;?i--）
????????????{
????????????????if?（!Char.IsDigit（textcal[i]）?&&?（textcal[i]?!=?‘.‘））
????????????????????break;
????????????}
????????????number?=?Double.Parse（textcal.Substring（i?+?1?index?-?i?-?1））;
????????}
???????
????????private?string?Preformat（String?textcal）
????????{
????????????textcal.Replace（“?“?““）;//去除所有空格
????????????textcal?=?textcal.Replace（“e“?Math.E.ToString（））;//將e替換為數(shù)字
????????????textcal?=?textcal.Replace（“e“?Math.E.ToString（））;//將π替換為數(shù)字
????????????textcal?=?textcal.Replace（“ANS“?ANS.ToString（））;//將ANS替換為數(shù)字
????????????int?pos?=?0;
????????????while?（（pos?=?textcal.IndexOf（“!“））?!=?-1）//處理階乘
????????????{
????????????????double?num;
????????????????Res_Findnumber（textcal?pos?out?num）;

????????????????double?result?=?factor（num）;
????????????????textcal?=?textcal.Replace（num.ToString（）?+?“!“?result.ToString（））;
????????????}
????????????//處理arcsin

????????????while?（（pos?=?textcal.IndexOf（“arcsin（“））?!=?-1）
????????????{
????????????????string?name?=?“arcsin（“;
????????????????int?last;
????????????????FindInsideLast（pos?textcal?name?out?last）;
????????????????double?result?=?Math.Asin（Double.Parse（Compute（textcal.Substring（pos?+?name.Length?last?-?pos?-?na

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-10-25?10:49??Calculator\
?????目錄???????????0??2015-10-26?15:08??Calculator\Calculator\
?????文件????????2842??2015-10-25?10:57??Calculator\Calculator.sln
?????文件???????95744??2015-10-26?15:08??Calculator\Calculator.v12.suo
?????文件?????????187??2015-10-20?09:55??Calculator\Calculator\App.config
?????目錄???????????0??2015-10-25?20:16??Calculator\Calculator\bin\
?????目錄???????????0??2015-10-25?10:58??Calculator\Calculator\bin\Debug\
?????文件???????43520??2015-10-25?20:07??Calculator\Calculator\bin\Debug\Calculator.exe
?????文件?????????187??2015-10-20?09:55??Calculator\Calculator\bin\Debug\Calculator.exe.config
?????文件???????50688??2015-10-25?20:07??Calculator\Calculator\bin\Debug\Calculator.pdb
?????文件???????23168??2015-10-25?20:09??Calculator\Calculator\bin\Debug\Calculator.vshost.exe
?????文件?????????187??2015-10-20?09:55??Calculator\Calculator\bin\Debug\Calculator.vshost.exe.config
?????文件?????????490??2010-03-17?22:39??Calculator\Calculator\bin\Debug\Calculator.vshost.exe.manifest
?????文件???????83968??2015-10-25?17:43??Calculator\Calculator\bin\Debug\Laura.Compute.dll
?????文件??????292352??2015-10-25?17:43??Calculator\Calculator\bin\Debug\Laura.Compute.pdb
?????文件???????15872??2015-10-25?10:57??Calculator\Calculator\bin\Debug\Laura.Compute.Test.exe
?????文件???????28160??2015-10-25?10:57??Calculator\Calculator\bin\Debug\Laura.Compute.Test.pdb
?????目錄???????????0??2015-10-26?12:18??Calculator\Calculator\bin\Release\
?????文件???????42496??2015-10-26?15:08??Calculator\Calculator\bin\Release\Calculator.exe
?????文件?????????187??2015-10-20?09:55??Calculator\Calculator\bin\Release\Calculator.exe.config
?????文件???????48640??2015-10-26?15:08??Calculator\Calculator\bin\Release\Calculator.pdb
?????文件???????23168??2015-10-26?15:08??Calculator\Calculator\bin\Release\Calculator.vshost.exe
?????文件?????????187??2015-10-20?09:55??Calculator\Calculator\bin\Release\Calculator.vshost.exe.config
?????文件?????????490??2010-03-17?22:39??Calculator\Calculator\bin\Release\Calculator.vshost.exe.manifest
?????文件???????77312??2015-10-25?20:17??Calculator\Calculator\bin\Release\Laura.Compute.dll
?????文件??????220672??2015-10-25?20:17??Calculator\Calculator\bin\Release\Laura.Compute.pdb
?????文件???????15360??2015-10-25?20:17??Calculator\Calculator\bin\Release\Laura.Compute.Test.exe
?????文件???????26112??2015-10-25?20:17??Calculator\Calculator\bin\Release\Laura.Compute.Test.pdb
?????文件????????5665??2015-10-25?20:17??Calculator\Calculator\Calculator.csproj
?????文件?????????453??2015-10-25?20:17??Calculator\Calculator\Calculator.csproj.user
?????文件???????15178??2015-10-26?15:08??Calculator\Calculator\Form1.cs
............此處省略179個(gè)文件信息