mytime.h

gamecode 很不错的小游戏源代码

//************************************************************
//游戏时间类
//作者：曾铮
//时间：2004年6月
//说明：游戏中一回合计一天。此类用于游戏中时间的处理。
//      区分日、周、(大、小)月、季、(平、闰)年。
//************************************************************
#ifndef MyTime_h_
#define MyTime_h_

#include "CZDemo.h"
#include "MyMessage.h"

enum MYDATE{JAN=1,FEB,MAR,APR,MAY,JUN,JUL,AUG,SEP,OCT,NOV,DEC};

class MyTime
{
public:
	int year;//游戏年份
	int month;//游戏月份
	int day;//游戏日期
	int season;//游戏季度
	int week;//游戏周
	int dayindex;//用于记录过了的天数(判断周)
	
	int lastw;//上一周
	int lasty;//上一年	
	int lastm;//上一月
	int lasts;//上一季度

	char* date;//日期字符串(年/月/日)
	char* dateweek;//星期char*
	char* temp;//暂存用的char*
public:
	MyTime();

	char* TimeGoes();//游戏时钟行走，并取得日期字符
	void ShowDate();//控制显示游戏日期
	void SeasonChange();//到了下一个季节
	void WeekChange();//到下一周

	//下列函数在判断的同时，也确认过了一周。
	//也就是说，下列函数“必须”在每回合调用一次，以确保及时更新。
	//另外，每回合“只能”调用一次，因为第二次调用的话则得到的是更新后的数据，定为false。
	bool WeekPassed();//判断是否过了一周。
	bool YearPassed();//判断是否过了一年。
	bool MonthPassed();//判断是否过了一月。
	bool SeasonPassed();//判断是否过了一季度。

	virtual ~MyTime();
};

MyTime::MyTime()
{
	this->lasty=this->year=2230;
	this->lastm=this->month=FEB;
//	month=1;
	this->day=22;
	this->date=new char[30];
	this->dateweek=new char[10];
	this->temp=new char[4];
	this->lasts=this->season=1;
	this->lastw=this->week;
	this->dayindex=0;
//////////////////////////////////进行开始时的初始化
	for(int i=0;i<29;i++)
		this->date[i]=' ';
	for(int j=0;j<9;j++)
		this->dateweek[j]=' ';
	this->date[29]='\0';
	this->dateweek[9]='\0';

	_itoa(this->year,this->temp,10);
	strncpy(this->date,this->temp,4);
	strncpy(this->date+6,"年",2);
	if(this->month<10)		//只有一位的copy
	{
	_itoa(this->month,this->temp,10);
	strncpy(this->date+9,this->temp,1);
	strncpy(this->date+12,"月",2);
	}
	else				//copy两位
	{
	_itoa(this->month,this->temp,10);
	strncpy(this->date+9,this->temp,2);
	strncpy(this->date+12,"月",2);
	}

	if(this->day<10)			//同上
	{
	_itoa(this->day,this->temp,10);
	strncpy(this->date+15,this->temp,1);
	strncpy(this->date+18,"日",2);
	}
	else
	{
	_itoa(this->day,this->temp,10);
	strncpy(this->date+15,this->temp,2);
	strncpy(this->date+18,"日",2);
	}
/////////////////////////////////////////	
	strcpy(this->dateweek,"星期一");
}

char* MyTime::TimeGoes()
{
	for(int i=0;i<29;i++)
		this->date[i]=' ';
	this->date[29]='\0';	

	if((++this->day)<=31)
	{
		switch (this->month)
		{
		//在大月
		case JAN:		case MAR:		case MAY:		case JUL:
		case AUG:		case OCT:		case DEC:			
			{
				//只是号数递增，其它没有任何影响。
			}
			break;
		//在小月
		case APR:		case JUN:	case SEP:   case NOV:
			{
				if(this->day>30)
				{
					this->day=1;
					this->month++;
				}
			}

			break;
		//在二月
		case 2:
			{
				if(this->year%4==0)	//闰年
				{
					if(this->day>29)	//到下一个月
					{
						this->day=1;
						this->month++;
					}
				}
				else			//平年
				{
					if(this->day>28)	//同上
					{
						this->day=1;
						this->month++;
					}
				}				
			}
			break;
		}

	}
	else	//日期递增大于31号了
	{
		if(this->month!=DEC)
		{
			this->day=1;
			this->month++;
		}
		else	//到下一年
		{
			this->day=1;
			this->month=1;
			this->year++;
		}

	}
	this->WeekChange();//在适当的时候记录过了一周
	this->SeasonChange();//在适当的时候切换季节

//	strncpy(date,"日期:",5);
	_itoa(this->year,this->temp,10);
	strncpy(this->date,this->temp,4);
	strncpy(this->date+6,"年",2);

	//如果不采用分情况copy字符的话，就会出现问题，因为不足的位数以结束符填充，后面的无法显示。
	if(this->month<10)		//只有一位的copy
	{
	_itoa(this->month,this->temp,10);
	strncpy(this->date+9,this->temp,1);
	strncpy(this->date+12,"月",2);
	}
	else				//copy两位
	{
	_itoa(this->month,this->temp,10);
	strncpy(this->date+9,this->temp,2);
	strncpy(this->date+12,"月",2);
	}

	if(day<10)			//同上
	{
	_itoa(this->day,this->temp,10);
	strncpy(this->date+15,this->temp,1);
	strncpy(this->date+18,"日",2);
	}
	else
	{
	_itoa(this->day,this->temp,10);
	strncpy(this->date+15,this->temp,2);
	strncpy(this->date+18,"日",2);
	}
	
	return this->date;
}

void MyTime::ShowDate()
{
	switch (this->dayindex)
	{
	case 1:
		strcpy(this->dateweek,"星期一");
		break;
	case 2:
		strcpy(this->dateweek,"星期二");
		break;
	case 3:
		strcpy(this->dateweek,"星期三");
		break;
	case 4:
		strcpy(this->dateweek,"星期四");
		break;
	case 5:
		strcpy(this->dateweek,"星期五");
		break;
	case 6:
		strcpy(this->dateweek,"星期六");
		break;
	case 7:
		strcpy(this->dateweek,"星期日");
		break;
	default :
		break;
	}
	PrintText(pBBuf,788,703,this->date);
	PrintText(pBBuf,860,728,this->dateweek);
	return;
}

void MyTime::SeasonChange()
{
	switch (this->month)
	{
	case JAN:
	case FEB:
	case MAR:
		this->season=1;
		break;
	case APR:
	case MAY:
	case JUN:
		this->season=2;
		break;
	case JUL:
	case AUG:
	case SEP:
		this->season=3;
		break;
	case OCT:
	case NOV:
	case DEC:
		this->season=4;
		break;
	}
}

bool MyTime::MonthPassed()
{
	if(this->lastm!=this->month)
	{
		this->lastm=this->month;//经过了一个月。
		return true;
	}
	else
		return false;
}

bool MyTime::SeasonPassed()
{
	if(this->lasts!=this->season)
	{
		this->lasts=this->season;//经过了一个季度。
		return true;
	}
	else
		return false;
}

bool MyTime::WeekPassed()
{
	if(this->lastw!=this->week)
	{
		this->lastw=this->week;
		return true;
	}
	else
		return false;
}

bool MyTime::YearPassed()
{
	if(this->lasty!=this->year)
	{
		this->lasty=this->year;
		return true;
	}
	else
		return false;
}

void MyTime::WeekChange()
{
	++this->dayindex;//日计数加一。
	if(this->dayindex>7)//过了一周
	{
		this->dayindex=0;
		this->week++;
	}
	if(this->week>51)
		this->week=0;
}

MyTime::~MyTime()
{
	delete[] this->temp;
	delete[] this->date;
	delete[] this->dateweek;
}

#endif