userinterface.h

杭州公交查询系统 可以查询公交线路

#include<iostream.h>
#include<stdlib.h>
#include<string.h>

class userInterface
{
	char getch;
	char choice;
	char* frPos;
	char* toPos;
	char* busName;
public:
	void searchPassWay();
	void searchTrace();
	void searchBuses();
	void showInformation();
	void loop();
    void ifcontinue();
    userInterface();
	~userInterface();
};//class userInterface

void userInterface::searchTrace()
{
	    busName=new char[10];
	    cout<<endl<<"请输入路线名(即公交车名)：";
	    cin>>busName;
		try
		{
			bus BUS(busName);
			cout<<endl;
			cout<<BUS.note<<endl;
			BUS.printInformation();
		}
		catch(bus::Error)
		{
			cout<<endl<<"sorry! 您要查找的线路："<<busName
				<<"，本系统暂时没有收录或者该线路不存在"<<endl<<"请确定您的输入是否正确"<<endl;
		}
}//userInterface::searchTrace

void userInterface::searchBuses()
{
	    char* positionName=new char[40];
	    cout<<endl<<"请输入站点名称：";
        cin>>positionName;
		try
		{
			position POSITION(positionName);
			cout<<endl;
			POSITION.printPassBuses();
		}
		catch(position::Error)
		{
			cout<<endl<<"Sorry! 本系统暂时没有收录经过"<<positionName<<"的线路"<<"!"<<endl<<"请确定您的输入是否正确"<<endl;
		}
		
}//userInterface::searchBuses

void userInterface::searchPassWay()
{
	cout<<endl<<"请输入出发站点名称：";
	cin>>frPos;
	cout<<endl<<"请输入目标站点名称：";
	cin>>toPos;
	try
	{
		position* fromPosition=new position(frPos);
	    position* toPosition=new position(toPos);
		fromPosition->isThrough(toPosition);
	}
	catch(position::Error)
	{
		cout<<endl<<"Sorry! 本系统暂时没有收录经过"<<frPos<<"或"<<toPos<<"的线路"<<"!"<<endl<<"请确定您的输入是否正确"<<endl;
	}
}//userInterface::searchPassWay

void userInterface::showInformation()
{
	int i=0;
	ifstream in_file;
	in_file.open("source\\busname.txt", ios::in);
	char* inbus=new char[5];
	cout<<endl<<"线路信息如下："<<endl;
	while(!in_file.eof())
	{
	    in_file>>inbus;
		++i;
		cout<<inbus;
		if(!in_file.eof()) cout<<"  ";
		if(!(i%15)) cout<<endl;
	}
	cout<<endl;
	in_file.close();

	in_file.open("source\\positionname.txt", ios::in);
	char* inpos=new char[40];
	cout<<endl<<"站点信息如下："<<endl;
	i=0;
	while(!in_file.eof())
	{
	    in_file>>inpos;
		++i;
		cout<<inpos<<' ';
		if(!(i%8)) cout<<endl;
	}
	cout<<endl;
	in_file.close();

	delete []inbus;
	delete []inpos;
}//userInterface::showInformation

void userInterface::loop()
{
		cout<<endl;
		cout<<"         %%%%%%%%%%%%%%%%%%%%%%%%%%%%"<<endl;
        cout<<"         % 欢迎使用杭州公交查询系统 %"<<endl;
		cout<<"         %%%%%%%%%%%%%%%%%%%%%%%%%%%%"<<endl;
        cout<<endl;
		cout<<"本系统能够："<<endl;
		cout<<"     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%"<<endl;
        cout<<"     % ==> 1. 根据公交车名查询路线；        %"<<endl;
        cout<<"     % ==> 2. 根据站名查询经过的车次；      %"<<endl;
        cout<<"     % ==> 3. 查询两站间有无车次可通；      %"<<endl;
		cout<<"     % ==> 4. 得到线路名称和站点名称的信息；%"<<endl;
		cout<<"     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%"<<endl;
        cout<<"请选择要查询的方式(1、2 、3 or 4)：";
        cin>>choice;
	    switch(choice)
		{
	    case '1':
		    searchTrace();
		    ifcontinue();
		    break;
	    case '2':
		    searchBuses();
		    ifcontinue();
		    break;
	    case '3':
		    searchPassWay();
		    ifcontinue();
		    break;
		case '4':
			showInformation();
			ifcontinue();
		    break;
		default:
			cout<<"您的输入不正确!";
			ifcontinue();
		}
}//userInterface::loop

void userInterface::ifcontinue()
{
	    cout<<endl<<"是否继续查询(y/n)?  ";
	    cin>>getch;
	    if(getch=='y') loop();
	    else exit(1);
}//userInterface::ifcontinue

userInterface::userInterface()
{
	frPos=new char[40];
	toPos=new char[40];
}//userInterface::userInterface

userInterface::~userInterface()
{
	delete []busName;
	delete []frPos;
	delete []toPos;
}//userInterface::~userInterface