标签:FOREGROUND return Get int 日历 C++ month 源码 year
效果图:
功能:
- 周六周日显示为红色
- 工作日显示为蓝色
- 若查询的是本月,则用绿色标记
更改颜色(以绿色为例):
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_GREEN);
注意:改变颜色的效果会持续,如果只想改变某一句的颜色,改色后还需要改回去
GetStdHandle(STD_OUTPUT_HANDLE)
获取句柄(不用改)
FOREGROUND_INTENSITY / BACKGROUND_INTENSITY
选择更改前景色还是背景色
FOREGROUND_xxx
有RED、BLUE、GREEN可选,如果需要其他颜色需要用 |
连接,组合成不同颜色,背景色同理
下面是源码,有启发的话可以点个赞支持下~
#include<iostream>
#include<iomanip>
#include "windows.h"
SYSTEMTIME sys; //获取系统时间
using namespace std;
bool Judge_LeapYear(int year); //判断是否为闰年
int Get_DaysOfMonth(int year, int month); //获取这个月共有几天
int Get_AllDays(int year, int month); //获取所有天数
int Get_startDay(int year, int month); //获取首日是星期几
void Print_MonthHead(int year, int month);
void Print_MonthBody(int year, int month);
bool Juge_WeekDay(int year, int month, int day); //判断是否为周末
int Is_Today(int year, int month); //附加功能,如果查询的是本月就把今天标记出来
int main() {
int year,month;
cout << "请输入要查询的年份:";
cin >> year;
cout << "请输入要查询的月份:";
cin >> month;
Print_MonthHead(year, month);
Print_MonthBody(year, month);
}
bool Judge_LeapYear(int year) {
return (year % 400 == 0 || (year % 4 == 0 && year % 100 != 0));
}
int Get_DaysOfMonth(int year, int month) {
if (month == 2) {
//闰年的2月有29天
return Judge_LeapYear(year) ? 29 : 28;
}
else {
//大小月天数判断
if (month == 4 || month == 6 || month == 9 || month == 11) {
return 30;
}
else {
return 31;
}
}
}
int Get_AllDays(int year, int month){
int sum = 0;
for (int i = 1800; i < year; i++) {
if (Judge_LeapYear(i)) {
sum = sum + 366;
}
else{
sum = sum + 365;
}
}
for (int j = 1; j < month; j++) {
sum = sum + Get_DaysOfMonth(year, j);
}
return sum;
}
int Get_startDay(int year, int month){
int firstday = 3;
int alldays = Get_AllDays(year, month);
return (firstday + alldays) % 7;
}
void Print_MonthHead(int year, int month){
cout << endl<<"\t";
switch (month) {
case 1:
cout << "January";
break;
case 2:
cout << "February";
break;
case 3:
cout << "March";
break;
case 4:
cout << "April";
break;
case 5:
cout << "May";
break;
case 6:
cout << "June";
break;
case 7:
cout << "July";
break;
case 8:
cout << "August";
break;
case 9:
cout << "September";
break;
case 10:
cout << "October";
break;
case 11:
cout << "November";
break;
case 12:
cout << "December";
}
cout << " " << year << endl;
cout<<"------------------------------"<<endl;
//周六周日为红色显示,工作日为蓝色显示
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_RED);
cout << " Sun";
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE);
cout << " Mon Tue Wed Thu Fri";
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_RED);
cout << " Sat"<<endl;
}
void Print_MonthBody(int year, int month){
int startday = Get_startDay(year, month); //startday也是该月1号对应的星期几
int monthday = Get_DaysOfMonth(year, month);
//打印第一天之前的空格,使日期与星期对应
for (int i = 0; i < startday; i++) {
cout << " ";
}
for (int i = 1; i <= monthday; i++) {
int today = 0;
//如果查询的是本月就把今天标记出来
if(Is_Today(year,month)){
GetLocalTime( &sys );
today = sys.wDay;
}
//如果日期对应周六周日就显示红色,其他显示蓝色
if (Juge_WeekDay(year, month, i)) {
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_RED);
}
else{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE);
}
if (today == i) {
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_GREEN);
}
//打印日期
cout << setw(4) << i;
if ((i + startday) % 7 == 0) {
cout<<endl;
}
}
}
bool Juge_WeekDay(int year, int month, int day){
if(month==1||month==2) //把一月和二月换算成上一年的十三月和十四月
{
month+=12;
year--;
}
//使用吉姆拉尔森公式判断是否为周末
int Week=(day+2*month+3*(month+1)/5+year+year/4-year/100+year/400)%7;
if (Week == 5 || Week == 6) {
return true;
}
return false;
}
int Is_Today(int year, int month){
GetLocalTime( &sys );
if(year==sys.wYear&&month==sys.wMonth) return sys.wDay;
return 0;
}
标签:FOREGROUND,return,Get,int,日历,C++,month,源码,year 来源: https://blog.csdn.net/weixin_49939192/article/details/122011348
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