#include "stdlib.h"
#include "graphics.h"
#include "stdio.h"
#include "math.h"
#include "conio.h "
#define PI 3.1425926
main()
{
int gdriver=DETECT,gmode,errorcode
int a[10],b[10],x,y,c,r,i,j,t
double rad = 0.0
/* initialize graphics and local variables */
initgraph(&gdriver , &gmode ,"")
/* read result of initialization */
errorcode = graphresult()
if (errorcode != grOk) /* an error occurred */
{
printf("Graphics error : %s/n",grapherrormsg(errorcode))
printf("Please any key to halt:")
getch()
exit(1) /* terminate with an error code */
}
randomize()
for(!kbhit())
{
x=rand()%500+100/*随机中心坐标*/
y=rand()%300+100
for(r = 0 r <= 8 r++ ) /*烟花的大小设定*/
{
for(i = 0,rad = 0.0 rad <2*PIrad += 0.78 ) /*设定坐标*/
{
a[i++] = x + (int)r *10* cos(rad)
b[ i ] = y + (int)r *10* sin(rad)
}
t = i
for(i=1i<ti++)
{
c=rand()%13+1/*各点的颜色随机*/
setcolor(c) /*功能:将当前图形屏幕的当前笔画颜色置为color.*/
circle(a[i],b[i],1)/* a[i],b[i] 为圆心 1 为半径 画圆 */
}
delay(10000)
delay(10000)
cleardevice()
函数名: cleardevice
功 能: 清除图形屏幕
用 法: void far cleardevice(void)
}
}
getch()
closegraph()
函数名: closegraph
功 能: 关闭图形系统
用 法: void far closegraph(void)
}
扩展资料
C语言：表白显示（多彩小心心）
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#define I 20
#define R 340
#include <string.h>
int main()
{
char answer[10]
printf("遇到你\n我才发现\n曾经所有的条件\n似乎都成了我等你的借口\n\n")
printf("我对你的感情已经决堤\n所以\n请允许我，从今往后映入你\n明媚的眼\n")
printf("我\n想和你\n耳鬓厮磨，相濡以沫！")
printf("答应我吧！\n输入yes,你可以看到我的真心\n")
scanf("%s", answer)
float y, x, z, f
for (y = 1.5fy >-1.5fy -= 0.1f)
{
for (x = -1.5fx <1.5fx += 0.05f)
{
z = x * x + y * y - 1
f = z * z*z - x * x*y*y*y
putchar(f <= 0.0f ? "*********"[(int)(f*-8.0f)] : ' ')
}
putchar('\n')
}
long time
for ()
{
system("color a")
for (time = 0time<99999999time++)
system("color b")
for (time = 0time<99999999time++)
system("color c")
for (time = 0time<99999999time++)
system("color d")
for (time = 0time<99999999time++)
system("color e")
for (time = 0time<99999999time++)
system("color f")
for (time = 0time<99999999time++)
system("color 0")
for (time = 0time<99999999time++)
system("color 1")
for (time = 0time<99999999time++)
system("color 2")
for (time = 0time<99999999time++)
system("color 3")
for (time = 0time<99999999time++)
system("color 4")
for (time = 0time<99999999time++)
system("color 5")
for (time = 0time<99999999time++)
system("color 6")
for (time = 0time<99999999time++)
system("color 7")
for (time = 0time<99999999time++)
system("color 8")
for (time = 0time<99999999time++)
system("color 9")
}
getchar()
return 0
}
c语言编程烟花代码简单如下：
#include "stdlib.h"
#include "graphics.h"
#include "stdio.h"
#include "math.h"
#include "conio.h "
#define PI 3.1425926
main()
{
int gdriver=DETECT,gmode,errorcode
int a[10],b[10],x,y,c,r,i,j,t
double rad = 0.0
/* initialize graphics and local variables */
initgraph(&gdriver , &gmode ,"")
/* read result of initialization */
errorcode = graphresult()
if (errorcode != grOk) /* an error occurred */
{
printf("Graphics error : %s/n",grapherrormsg(errorcode))
printf("Please any key to halt:")
getch()
exit(1) /* terminate with an error code */
}
randomize()
for(!kbhit())
{
x=rand()%500+100/*随机中心坐标*/
y=rand()%300+100
for(r = 0 r <= 8 r++ ) /*烟花的大小设定*/
{
for(i = 0,rad = 0.0 rad <2*PIrad += 0.78 ) /*设定坐标*/
{
a[i++] = x + (int)r *10* cos(rad)
b[ i ] = y + (int)r *10* sin(rad)
}
t = i
for(i=1i<ti++)
{
c=rand()%13+1/*各点的颜色随机*/
setcolor(c) /*功能:将当前图形屏幕的当前笔画颜色置为color.*/
circle(a[i],b[i],1)/* a[i],b[i] 为圆心 1 为半径 画圆 */
}
delay(10000)
delay(10000)
cleardevice()
函数名: cleardevice
功 能: 清除图形屏幕
用 法: void far cleardevice(void)
}
}
getch()
closegraph()
函数名: closegraph
功 能: 关闭图形系统
用 法: void far closegraph(void)
}
初始化烟花参数
void Init( int i )
{
// 分别为：烟花中心到图片边缘的最远距离、烟花中心到图片左上角的距离 (x、y) 两个分量
int r[13] = { 120, 120, 155, 123, 130, 147, 138, 138, 130, 135, 140, 132, 155 }
int x[13] = { 120, 120, 110, 117, 110, 93, 102, 102, 110, 105, 100, 108, 110 }
int y[13] = { 120, 120, 85, 118, 120, 103, 105, 110, 110, 120, 120, 104, 85 }
/**** 初始化烟花 *****/
Fire[i].x = 0// 烟花中心坐标
Fire[i].y = 0
Fire[i].width = 240// 图片宽
Fire[i].height = 240// 图片高
Fire[i].max_r = r[i]// 最大半径
Fire[i].cen_x = x[i]// 中心距左上角距离
Fire[i].cen_y = y[i]
Fire[i].show = false// 是否绽放
Fire[i].dt = 5// 绽放时间间隔
Fire[i].t1 = timeGetTime()
Fire[i].r = 0// 从 0 开始绽放
/**** 初始化烟花弹 *****/
Jet[i].x = -240// 烟花弹左上角坐标
Jet[i].y = -240
Jet[i].hx = -240// 烟花弹发射最高点坐标
Jet[i].hy = -240
Jet[i].height = 0// 发射高度
Jet[i].t1 = timeGetTime()
Jet[i].dt = rand() % 10// 发射速度时间间隔
Jet[i].n = 0// 烟花弹闪烁图片下标
Jet[i].shoot = false// 是否发射
}
