C语言基于EasyX库实现有图形界面钟表 C语言基于EasyX库实现有图形界

【C语言基于EasyX库实现有图形界面钟表】本文实例为大家分享了C语言基于EasyX库实现有图形界面钟表的具体代码，供大家参考，具体内容如下
1.目标要求：实现一个显示图像的时钟
2.C语言代码：

#include //需要提前下载EasyX库哦#include#include#include#include#include#define High 480#define Width 640//画布尺寸#define PI 3.1415/*实现秒针的转动。定义secondAngle为秒针对应的角度，利用三角几何知识求出秒针的终点坐标:。secondEnd_ x= center_ x + secondLength * sin(secondAngle); secondEnd_ y= center_ y - secondLength * cos(secondAngle); 让角度secondAngle循环变化，即实现了秒针转动的动画效果。*/void HideCursor(){//隐藏光标位置 ,这个函数复制代码就行 CONSOLE_CURSOR_INFO cursor_info={1,0}; SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE),&cursor_info); }int IsEnd; //是否结束 int center_x,center_y; //中点int second_long; //长度int second_x,second_y; //秒针位置int minute_long; //长度int minute_x,minute_y; //分针位置int hour_long; //长度int hour_x,hour_y; //时针位置int second_num,minute_num,hour_num; //秒针分针时针计数用的void startup(){//【数据初始化】 HideCursor(); //不显示光标 IsEnd = 0; initgraph(Width,High); //展示画布center_x=Width/2; center_y=High/2; //中心点信息second_long= (Width>High)? High/4:Width/4; second_x=center_x; second_y = center_y-second_long; //秒针信息minute_long=second_long*4/5; minute_x=center_x; minute_y = center_y-minute_long; //分针信息hour_long=second_long*2/3; hour_x=center_x; hour_y = center_y-hour_long; //时针信息second_num=0; minute_num=0; hour_num=0; }void show_begin(){//【初始页面展示】 BeginBatchDraw(); //批量绘图开始} void show(){//【显示画面】 int i; setlinestyle(PS_SOLID,2); //设置线型为实线，线宽为2setcolor(DARKGRAY); //设置颜色为暗灰色setfillcolor(DARKGRAY); //设置填充颜色也为暗灰色fillcircle(center_x,center_y,second_long*5/4); //画表盘外圆setcolor(LIGHTGRAY); //设置颜色亮灰色setfillcolor(LIGHTGRAY); //设置填充颜色为亮灰色fillcircle(center_x,center_y,second_long*6/5); //填充表盘背景for(i=0; i<=59; i++){//画表盘上的刻度setcolor(BLACK); if(i%5==0){//每个小时点线长更长line((center_x+second_long*15/14*sin(((2*PI)/60)*i)),(center_y-second_long*15/14*cos(((2*PI)/60)*i)),(center_x+second_long*6/5*sin(((2*PI)/60)*i)),(center_y-second_long*6/5*cos(((2*PI)/60)*i))); }else line((center_x+second_long*8/7*sin(((2*PI)/60)*i)),(center_y-second_long*8/7*cos(((2*PI)/60)*i)),(center_x+second_long*6/5*sin(((2*PI)/60)*i)),(center_y-second_long*6/5*cos(((2*PI)/60)*i))); }setlinecolor(YELLOW); //设置线条颜色黄色setlinestyle(PS_SOLID,3); //设置线条风格为实线，线宽为3line(center_x,center_y,second_x,second_y); //画秒针setlinecolor(BLUE); //设置颜色setlinestyle(PS_SOLID,4); //设置线条风格实线，线宽为4line(center_x,center_y,minute_x,minute_y); //画分针setlinecolor(RED); //设置颜色setlinestyle(PS_SOLID,6); //设置线条风格实线，线宽3line(center_x,center_y,hour_x,hour_y); //画时针FlushBatchDraw(); //更新一次画面，解决画面闪的问题，需要配合BeginBatchDraw函数使用Sleep(1000); //延时cleardevice(); //清除之前的画迹}void update_outinput(){//【与输入无关的更新】 second_num = (second_num==59)? 0:second_num+1; //秒针为59下一次是0second_x=center_x+second_long*sin(((2*PI)/60)*second_num); //计算秒针端点位置second_y=center_y-second_long*cos(((2*PI)/60)*second_num); if(second_num==0){//如果秒针到0了分针加一minute_num = (minute_num==59)? 0:minute_num+1; //分针为59下一次是0minute_x=center_x+minute_long*sin(((2*PI)/60)*minute_num); //计算分针端点位置minute_y=center_y-minute_long*cos(((2*PI)/60)*minute_num); }if(minute_num%12==0&&second_num==0){//如果分针到0了且秒针也为0时，时针加1hour_num = (hour_num==59)? 0:hour_num+1; //时针为59下一次是0hour_x=center_x+hour_long*sin(((2*PI)/60)*hour_num); //计算时针端点位置hour_y=center_y-hour_long*cos(((2*PI)/60)*hour_num); }}void update_input(){//【与输入有关的更新】 char input; if(kbhit()){input = getch(); }}void show_end(){//【显示失败界面】 EndBatchDraw(); }int main(){startup(); //数据初始化show_begin(); //初始页面 while(!IsEnd){//游戏循环执行 show(); // 显示画面 update_outinput(); //与输入无关的更新 update_input(); //与输入有关的更新 }show_end(); //显示失败界面 return 0; }

3.运行结果：