钢琴（C语言）.rar_C 播放器_c编写钢琴_c语言编写钢琴_piano_音乐播放

#include "conio.h" #include "bios.h" #include "process.h" #include "string.h" #include "stdio.h" #include <stdlib.h> #include <graphics.h> #include <math.h> #include <ctype.h> #include <dos.h> #define buttonheight 7 #define buttonwidth 2 /*以下变量存放 未按 按钮前的颜色, h高音按钮 l低音按钮 m中音按钮*/ char bufrefresh[66*8*2],bufWHITE[66*8*2]; /*钢琴外边框大小，参见 initpiano()函数*/ /*以下变量存放 按键后闪烁的变色按钮*/ char bufh1[buttonwidth*buttonheight*2],bufh2[buttonwidth*buttonheight*2], bufh3[buttonwidth*buttonheight*2],bufh4[buttonwidth*buttonheight*2], bufh5[buttonwidth*buttonheight*2],bufh6[buttonwidth*buttonheight*2], bufh7[buttonwidth*buttonheight*2], bufm1[buttonwidth*buttonheight*2],bufm2[buttonwidth*buttonheight*2], bufm3[buttonwidth*buttonheight*2],bufm4[buttonwidth*buttonheight*2], bufm5[buttonwidth*buttonheight*2],bufm6[buttonwidth*buttonheight*2], bufm7[buttonwidth*buttonheight*2], bufl1[buttonwidth*buttonheight*2],bufl2[buttonwidth*buttonheight*2], bufl3[buttonwidth*buttonheight*2],bufl4[buttonwidth*buttonheight*2], bufl5[buttonwidth*buttonheight*2],bufl6[buttonwidth*buttonheight*2], bufl7[buttonwidth*buttonheight*2]; /**************** 定义函数原型 *********************************/ void initpiano(); /*初始化钢琴的原始状态*/ void refreshbutton();/*恢复钢琴的原始状态*/ /**************** 定义函数原型 *********************************/ main() { FILE *fp; /************以下变量用于select 1*****************/ long key; /*用于存放键盘输入值。如： alt+1、shift+5等*/ float fre; /*音乐频率*/ long delaytime;/*自由演奏时的响声延时时间*/ /*定义变量存储钢琴 按钮 *******************/ int loop; /****************以下变量用于 select 2*****************/ int rate; char sound_high[3]; float sound_long; register int i=0,j; int sign=0; float str[2000][2]; /*存放乐谱文件*/ int select; char filename[100]; /*存放音乐文件名*/ long line=0; long keyreset; initpiano(); /* 初始化钢琴*/ while(1) { puttext(8,14,73,21,bufWHITE);/*暂时把钢琴掩盖*/ /*设置对话框的阴影*/ window(11,3,73,12); /*定义一个文本窗口*/ textbackground(BLACK); /*设置窗口背景色*/ clrscr(); /*设置对话框 边框*/ window(9,2,71,11); /*定义一个文本窗口*/ textbackground(GREEN); /*设置窗口背景色*/ clrscr(); textcolor(YELLOW); gotoxy(1,1); cprintf(" ALT+R----reset"); /*对话框 内框*/ window(10,3,70,10); /*定义一个文本窗口*/ textbackground(BLUE); /*设置窗口背景色*/ clrscr(); textcolor(WHITE); line=0; line++; gotoxy(1,line); /*在对话框中输出提示：(注：用cprintf才能限制在对话框内打印，若用print会在对话框之外打印)*/ cprintf("To play mucis ,input number 1;To autodisplay music,input mumber 2:\n"); line++; line++; gotoxy(1,line); cprintf("Select:"); scanf("%d",&select); while(!(select==1||select==2)) { line++; gotoxy(1,line); cprintf("The number you input is wrong! Please input again.\n"); scanf("%d",&select); } /*+++++++++++ select 2 +++++++++++++++++++++++++++++++++++++++++++++++++++++++*/ if(select==2) { nosound(); for(loop=0;loop<=99;loop++) {filename[loop]='';} line++; gotoxy(1,line); cprintf("Please input music file\n"); line++; gotoxy(1,line); cprintf(" [Note:If the music file is not at the same directory of \n"); line++; gotoxy(1,line); cprintf(" music.exe,you should include whole directory path!]\n"); line++; gotoxy(1,line); cprintf("Music file name:"); scanf("%s",filename); fp=fopen(filename,"r"); if(fp==NULL) /* 文件打开失败 */ { line++; gotoxy(1,line); cprintf("Open music file Error!\n"); } else/*打开文件成功*/ { fscanf(fp,"%d",&rate); /* 读取音长基数的值 */ while(!feof(fp)&&!sign) /* 文件没有结束并且数据还是乐谱 */ { fscanf(fp,"%s%f",sound_high,&sound_long); /*得到音频、音长的数值*/ str[i][1]=rate*sound_long; /*音长＝音长基数×节拍数*/ switch(sound_high[0]) { case '*': /*最高音*/ switch(sound_high[1]) /*确定发声的频率*/ { case '1': str[i++][0]=1046.5; break; case '2': str[i++][0]=1174.7; break; case '3': str[i++][0]=1318.5; break; case '4': str[i++][0]=1396.9; break; case '5': str[i++][0]=1568; break; case '6': str[i++][0]=1760; break; case '7': str[i++][0]=1975.5; break; default: printf("\n Error in music.doc\n"); exit(1); } /*******************************************************************************/ case 'h': /*高音*/ switch(sound_high[1]) /*确定发声的频率*/ { case '1': str[i++][0]=523.3; break; case '2': str[i++][0]=587.3; break; case '3': str[i++][0]=659.3; break; case '4': str[i++][0]=698.5; break; case '5': str[i++][0]=784.0; break; case '6': str[i++][0]=880; break; case '7': str[i++][0]=987.8; break; default: printf("\n Error in music.doc\n"); exit(1); } /*******************************************************************************/ case 'm': /*中音*/ switch(sound_high[1]) { case '1': str[i++][0]=262; break; case '2': str[i++][0]=296; break; case '3': str[i++][0]=329.6; break; case '4': str[i++][0]=349.2; break; case '5': str[i++][0]=392; break; case '6': str[i++][0]=440; break; case '7': str[i++][0]=493.9; break; default: printf("\n Error in music.doc\n"); exit(1); } /*******************************************************************************/ case 'l': /*低音*/ switch(sound_high[1])