[原创][源程序学习]屏幕截图并直接生成txt文件的源程序

hotlike005

这个程序支持在文曲星上直接截取图像并将图像数据转化为txt文件，方便在星星上编程的人。
读取的图形为160*80的bmp图。

yoyohenry

星星绘图 + E路克
基本上可实现上述功能~

无声的风

汗…
看标题我还以为是星端的OCR呢~(没拼错吧,记不准了)

E路客

开源能让大家学，不错。

hotlike005

这是我以前做的，本来准备做个功能比较全的图片管理软件，后来中断了，现在基本上不碰wqx了，不过还是想把这个源程序发给大家共享，相信对新手会有帮助！

2. int picnum,jx,jy,jdx,jdy; //截图的位置、大小
3. char dataf[10]={0,0,0,0,0,1,0,24,0,0};
4. char datam[7]={0,0,0,0,24,0,0};
5. char datar[3]={0,0,0};
6. char zhushi[11]={47,47,205,188,208,206,179,223,180,231,58};
7. char chenghao[2]={161,193};
8. char ox[2]={48,120};
9. char huiche[2]={13,10};
10. char douhao[2]={44};
11. char s[16]={48,49,50,51,52,53,54,55,56,57,97,98,99,100,101,102}; //生成txt所需数据
12. char jietudata[1600]; //截图字串
13. char linshidata[1600]; //截图时的临时字串，用于移动缓冲区图像
14. char keepscr[1600]; //getpic()时，先保存屏幕数据，以防止修剪掉多余边后无法恢复屏幕缓冲区数据
15. int getpic(char jjx,char jjy,char jjdx,char jjdy) //取得截图区域的数据
16. {int xnum;
17. char gx1,gx2;
18. GetBlock(0,0,160,80,0,keepscr); //保护屏幕
19. gx1=jjx-jjx%8;
20. gx2=(jjx+jjdx)-(jjx+jjdx)%8+8;
21. if (jjx%8!=0) Block(gx1,jjy,jjx-1,jjy+jjdy,0);
22. if ((jjx+jjdx)%8!=7) Block(jjx+jjdx+1,jjy,gx2-1,jjy+jjdy,0); //修去多余的边
23. GetBlock(gx1,jjy,gx2-gx1,jjdy+1,0,linshidata);
24. ClearScreen();
25. WriteBlock(gx1-jjx%8,jjy,gx2-gx1,jjdy+1,1,linshidata); //将图形移动，以满足8倍x坐标的截图需要
26. if(jjx%8+7-(jjx+jjdx)%8>=8){GetBlock(gx1,jjy,gx2-gx1-8,jjdy+1,0,jietudata);xnum=(gx2-gx1-8)/8;}
27. else {GetBlock(gx1,jjy,gx2-gx1,jjdy+1,0,jietudata);xnum=(gx2-gx1)/8;} //判断是否需要排除多余的一列（休边的横向点之和〉8）
28. WriteBlock(0,0,160,80,1,keepscr); //恢复屏幕缓冲区
29. return xnum;
30. }
31. void jietu() //屏幕截图控制
32. {char ch;
33. int xnum; //截图的x方向的字节数
34. jx=70;jy=30;jdx=19;jdy=19;
35. Box(jx,jy,jx+jdx,jy+jdy,0,2);
36. while(1)
37. {ch=getchar();
38.   if(ch==27){break;}
39.   if(ch==13){Box(jx,jy,jx+jdx,jy+jdy,0,2);Box(jx,jy,jx+jdx,jy+jdy,1,2);xnum=getpic(jx,jy,jdx,jdy);picnum=xnum*(jdy+1);Box(jx,jy,jx+jdx,jy+jdy,1,2);break;}
40.   else{Box(jx,jy,jx+jdx,jy+jdy,0,2);
41.      if(ch==20&&jy>0){jy=jy-1;}
42.      else if(ch==21&&jy+jdy<79){jy=jy+1;}
43.      else if(ch==22&&jx+jdx<159){jx=jx+1;}
44.      else if(ch==23&&jx>0){jx=jx-1;}
45.      else if(ch==111&&jdy>1){jdy=jdy-1;}
46.      else if(ch==108&&jy+jdy<79){jdy=jdy+1;}
47.      else if(ch==105&&jdx>1){jdx=jdx-1;}
48.      else if(ch==112&&jx+jdx<159){jdx=jdx+1;}
49.      else{Beep();}
50.      Box(jx,jy,jx+jdx,jy+jdy,0,2);}
51. }
52. }
53. void readsbmp() //读取160*80bmp图（readsbmp为小图，readbbmp为大图）
54. {int i;
55. int j;
56. char fp;
57. char picdata[1600];
58. fp=fopen("/我的图片/HotSoft.bmp","r");
59. fseek(fp,62,0);
60. fread(picdata,1,1600,fp);
61. WriteBlock(0,0,160,80,1,picdata);
62. XDraw(5);
63. Refresh();
64. }
65. void cretxt() //生成txt文件
66. {char fp;
67. char flen[2]; //生成文件的大小
68. int filelen,i,x,a,b,aa,bb;
69. filelen=45+picnum*5; //24+20+picnum*5-1+2;
70. flen[0]=45+picnum*5;
71. flen[1]=filelen/256;
72. fp=fopen("/文本文件/截图数据.txt","w");
73. fwrite(dataf,1,10,fp);
74. fwrite(flen,1,2,fp);
75. fwrite(datam,1,7,fp);
76. fwrite(flen,1,2,fp);
77. fwrite(datar,1,3,fp);
78. fwrite(zhushi,1,11,fp);
79. fwrite(s+(jdx+1)/100,1,1,fp);
80. fwrite(s+((jdx+1)%100)/10,1,1,fp);
81. fwrite(s+((jdx+1)%100)%10,1,1,fp);
82. fwrite(chenghao,1,2,fp);
83. fwrite(s+(jdy+1)/10,1,1,fp);
84. fwrite(s+(jdy+1)%10,1,1,fp);
85. fwrite(huiche,1,2,fp);
86. for(i=1;i<=picnum;i++)
87. {fwrite(ox,1,2,fp);
88.   x=jietudata[i-1];
89.   while(1)
90.   {bb=x/16;
91.   b=x-bb*16;
92.   aa=b/16;
93.   a=bb-aa*16;
94.   fwrite(s+a,1,1,fp);
95.   fwrite(s+b,1,1,fp);
96.   break;
97.   }
98.   if(i==picnum){fwrite(huiche,1,2,fp);break;}
99.   fwrite(douhao,1,1,fp);
100. }
101. fclose(fp);
102. }
103. void main()
104. {ClearScreen();
105. TextOut(30,20,"屏幕抓图",1);
106. Refresh();
107. getchar();
108. readsbmp();
109. jietu();
110. cretxt();
111. ClearScreen();
112. TextOut(30,20,"截图成功",1);
113. Refresh();
114. getchar();
115. }

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