时钟、背景音乐、背景图片

EasyX很有趣，参考EasyX官网的文章，花了几个小时做了一个时钟程序，包含背景音乐、背景图片，时钟是模仿Iphone时钟设计的，可惜不像。系数调整的比较粗略，表针走的不是非常精确，另外以后再加上个程序图标。

#include <graphics.h>#include <conio.h>#include <stdio.h>#include <math.h>#pragma comment(lib, "Winmm.lib")// 引用 Windows Multimedia API#define PI 3.1415926void Drawdail(void){//大圆setfillcolor(WHITE);fillcircle(250, 235, 160);//小圆setlinecolor(0x231f20);setlinestyle(PS_SOLID, NULL, 3);fillcircle(250, 235, 10);int x, y;for (int i=1; i<=60; i++){x = 250 + int(145 * sin(PI * 2 * i / 60));y = 250 - int(145 * cos(PI * 2 * i / 60));if (i % 5 == 0){char c[2];sprintf(c, "%d", i/5);settextcolor(0x231f20);setbkmode(TRANSPARENT);setfont(25, 0, "Calibri");outtextxy(x-10, y-28, c);}}}void DrawHand(int hour, int minute, int second){double a_hour, a_min, a_sec;int x_hour, y_hour, x_min, y_min, x_sec, y_sec;// 计算时、分、秒针的弧度值a_sec = second * 2 * PI / 60;a_min = minute * 2 * PI / 60 + a_sec / 60;a_hour= hour * 2 * PI / 12 + a_min / 12;// 计算时、分、秒针的末端位置x_sec = int(145 * sin(a_sec));y_sec = int(145 * cos(a_sec));x_min = int(100 * sin(a_min));y_min = int(100 * cos(a_min));x_hour= int(80 * sin(a_hour));y_hour= int(80 * cos(a_hour));// 画时针setlinestyle(PS_SOLID, NULL, 8);setcolor(BLUE);line(250, 235, 250 + x_hour, 250 - y_hour);// 画分针setlinestyle(PS_SOLID, NULL, 5);setcolor(YELLOW);line(250, 235, 250 + x_min, 250 - y_min);// 画秒针setlinestyle(PS_SOLID, NULL, 2);setcolor(LIGHTRED);line(250, 235, 250 + x_sec, 250 - y_sec);}//////////////////////////////////////////////////////////////////// 提取指定模块中的资源文件// 参数：//strDstFile:目标文件名。提取的资源将保存在这里；//strResType:资源类型；//strResName:资源名称；// 返回值：//true: 执行成功；//false: 执行失败。//////////////////////////////////////////////////////////////////bool ExtractResource(LPCTSTR strDstFile, LPCTSTR strResType, LPCTSTR strResName){// 创建文件HANDLE hFile = ::CreateFile(strDstFile, GENERIC_WRITE, NULL, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, NULL);if (hFile == INVALID_HANDLE_VALUE)return false;// 查找资源文件中、加载资源到内存、得到资源大小HRSRChRes= ::FindResource(NULL, strResName, strResType);HGLOBALhMem= ::LoadResource(NULL, hRes);DWORDdwSize= ::SizeofResource(NULL, hRes);// 写入文件DWORD dwWrite = 0;  // 返回写入字节::WriteFile(hFile, hMem, dwSize, &dwWrite, NULL);::CloseHandle(hFile);return true;}void main(void){initgraph(500, 470);//play music;TCHAR tmpmp3[_MAX_PATH];// 产生临时文件的文件名::GetTempPath(_MAX_PATH, tmpmp3);_tcscat(tmpmp3, _T("happy_temp.mp3"));ExtractResource(tmpmp3, _T("MP3"), _T("happy.mp3"));// 将 MP3 资源提取为临时文件TCHAR mcicmd[300];_stprintf(mcicmd, _T("open \"%s\" alias music"), tmpmp3);mciSendString(mcicmd, NULL, 0, NULL);mciSendString(_T("play music repeat"), NULL, 0, NULL);//loadimage(NULL, "image", "image", 500, 470,true);//system("pause");//clearrectangle(0, 0, 500, 470);loadimage(NULL, "backgroud", "bak", 500, 470, true);//system("pause");setcolor(0x231f20);Drawdail();setwritemode(R2_XORPEN);SYSTEMTIME T;while(!kbhit()){GetLocalTime(&T);DrawHand(T.wHour, T.wMinute, T.wSecond);Sleep(1000);DrawHand(T.wHour, T.wMinute, T.wSecond);}// 停止播放并关闭音乐mciSendString(_T("stop mymusic"), NULL, 0, NULL);mciSendString(_T("close mymusic"), NULL, 0, NULL);// 删除临时文件DeleteFile(tmpmp3);closegraph();}

exe程序下载：http://download.csdn.net/detail/guangxyou/5328184