chakri.cpp

this is a graphical editor similar to MS_PAINT built using c++ language runs on turbo c++ compiler

   }
   fclose(fp);
   showmptr();
   return 0;
}

load5(int choice)
{
   int color,ocolor,x,y,minx,miny,maxx,maxy;
   FILE *fp=fopen("eddyop1","r");
   switch(choice) {
      case 1:minx=95;
	     miny=70;
	     maxx=195;
	     maxy=220;
	     break;
      case 2:minx=215;
	     miny=70;
	     maxx=315;
	     maxy=250;
	     break;
      case 3:minx=335;
	     miny=70;
	     maxx=435;
	     maxy=165;
	     break;
      case 4:minx=124;
	     miny=125;
	     maxx=585;
	     maxy=375;
	     break;
   }
   hidemptr();
   for(y=miny;y<=maxy;y++)
      for(x=minx;x<=maxx;x++) {
	 fscanf(fp,"%c",&color);
	 ocolor=color-'a';
	 putpixel(x,y,ocolor);
      }
   showmptr();
   fclose(fp);
   return 0;
}

/* file ,edit ,view options */

void rotate(int xc,int yc,int x,int y,int *x1,int *y1,int t)
{
   float t1=t*3.1415928/180;
   *x1=xc+(x-xc)*cos(t1)-(y-yc)*sin(t1);
   *y1=yc+(x-xc)*sin(t1)+(y-yc)*cos(t1);
}

rotline()
{
   int x,y,a,b,butt,x1,y1,i=0,r;
   int theta=60;
   setfillstyle(1,0);
   bar(73,69,636,442);
   setcolor(9);
   r=150*cos(theta/2*3.1415928/180);
   while(butt!=1) {
      getmpos(&butt,&a,&b);
      rotate(350,240,500,240,&x,&y,i);
      rotate(350,240,500,240,&x1,&y1,i+theta);
      setcolor(9);
      circle(350,240,r);
      setcolor(9);
      line(x,y,x1,y1);
      delay(10);
      setcolor(0);
      line(x,y,x1,y1);
      i++;
      i%=360;
   }
   return 0;
}

_save1(int select[]);
_load1(int select[],int,int);
_load2(int select[]);
_load3(int select2[],int select[]);
disp_rotate(int select[],int ,int,int);
int select2[4]={73,69,636,442};//,bkgrnd;

/**************save functions*******************************/

/* for edit option purposes */

_save1(int select[])
{
   int x,y,color,ocolor;
   int _WmaxY=select[3];int _WminY=select[1];
   int _WminX=select[0];int _WmaxX=select[2];
   char fname[]="eddyop";
   FILE *fp=fopen(fname,"w");
   hidemptr();
   ocolor = getpixel(_WminX+2,_WminY+2);
   for(y=_WminY;y<=_WmaxY;y++) {
      for(x=_WminX;x<=_WmaxX;x++) {
	 color = getpixel(x,y);
	 ocolor='a'+color;
	 fprintf(fp,"%c",ocolor);
      }
   }
   fclose(fp);
   showmptr();
   return 0;
}

/* for saving the file in the specific name */
_save5(char fnam[])
{
   int x,y,color,ocolor;
   int _WmaxY=select2[3];int _WminY=select2[1];
   int _WminX=select2[0];int _WmaxX=select2[2];
   FILE *fp=fopen(fnam,"w");
   hidemptr();
   ocolor = getpixel(_WminX+2,_WminY+2);
   for(y=_WminY;y<=_WmaxY;y++) {
      for(x=_WminX;x<=_WmaxX;x++) {
	 color = getpixel(x,y);
	 ocolor='a'+color;
	 fprintf(fp,"%c",ocolor);
      }
   }
   fclose(fp);
   showmptr();
   return 0;
}

/******** for saving a file dialogue box area ***/
_save4()
{
   int x,y,color,ocolor;
   int _WmaxY=266;int _WminY=226;
   int _WminX=200;int _WmaxX=500;
   FILE *fp=fopen("eddyop4","w");
   hidemptr();
   ocolor = getpixel(_WminX+2,_WminY+2);
   for(y=_WminY;y<=_WmaxY;y++) {
      for(x=_WminX;x<=_WmaxX;x++) {
	 color = getpixel(x,y);
	 ocolor='a'+color;
	 fprintf(fp,"%c",ocolor);
      }
   }
   fclose(fp);
   showmptr();
   return 0;
}

/***********load functions**************/

/* load function for translating */

_load1(int select[],int x,int y)
{
   char color,ocolor,bkgrnd1;
   int x1=x,y1=y;
   int diffx=select[2]-select[0];
   int diffy=select[3]-select[1];
   int _WmaxY=y+diffy;int _WminY=y;
   int _WminX=x;int _WmaxX=x+diffx;
   FILE *fp=fopen("eddyop","r");
   bkgrnd1=bkgrnd;
   hidemptr();
   for(y=_WminY;y<=_WmaxY;y++)
      for(x=_WminX;x<=_WmaxX;x++) {
	 fscanf(fp,"%c",&color);
	 ocolor=color-'a';
	 if(ocolor!=bkgrnd1) {
	    if((x>73&&x<636)&&(y>69&&y<442))
	       putpixel(x,y,ocolor);
	 }
   }
   showmptr();
   fclose(fp);
   select[0]=x1;select[1]=y1;
   select[2]=_WmaxX;select[3]=_WmaxY;
   return 0;
}

/* load for dialogue box */
_load4()
{
   char color,ocolor,bkgrnd1;
   int x,y;
   int _WmaxY=266;int _WminY=226;
   int _WminX=200;int _WmaxX=500;
   FILE *fp=fopen("eddyop4","r");
   bkgrnd1=bkgrnd;
   hidemptr();
   for(y=_WminY;y<=_WmaxY;y++)
   for(x=_WminX;x<=_WmaxX;x++) {
      fscanf(fp,"%c",&color);
      ocolor=color-'a';
      putpixel(x,y,ocolor);
   }
   showmptr();
   fclose(fp);
   return 0;
}

/* load for scaling */
_load2(int select[])
{
   int x,y,x1,y1;
   char color,ocolor,bkgrnd1=bkgrnd;
   int _WmaxY=select[3];int _WminY=select[1];
   int _WminX=select[0];int _WmaxX=select[2];
   FILE *fp=fopen("eddyop","r");
   hidemptr();
   for(y=_WminY;y<=_WmaxY;y++) {
      for(x=_WminX;x<=_WmaxX;x++) {
	 fscanf(fp,"%c",&color);
	 ocolor=color-'a';
	 if(ocolor!=bkgrnd1) {
	    x1=x*2+select[0]*(1-2);
	    y1=y*2+select[1]*(1-2);
	    if((x1>73&&x1<636)&&(y1>69&&y1<442))
	       putpixel(x1,y1,ocolor);
	 }
      }
   }
   showmptr();
   fclose(fp);
   return 0;
}

disp_rotate(int select[],int x,int y,int w)
{
   #define ex(a,b,p,q,t) (a+((p-(a))*cos(t))-((q-(b))*sin(t)))
   #define ey(a,b,p,q,t) (b+((p-(a))*sin(t))+((q-(b))*cos(t)))
   int i,j,k=0,p[10][3],diffx,diffy;
   float angle;
   int butt,x1,x2,x3,x4,y1,y2,y3,y4;
   float sx,sy;
   diffx=(x-select[0]);
   diffy=(y-select[1]);
   x1=select[0];y1=select[1];
   x2=select[2];y2=select[3];
   //(w*(-3.14))/180;
   angle=(float(w*(-3.14)))/float(180.00);
   for(i=y1+1;i<y2;++i)
      for(j=x1+1;j<x2;++j) {
	 p[k][1]=ex(x1,y2,j,i,angle);
	 p[k][2]=ey(x1,y2,j,i,angle);
	 p[k][3]=getpixel(j,i);
	 if(p[k][3]!=bkgrnd) {
	    if((j>73&&j<636)&&(i>69&&i<442))
	       putpixel(j,i,bkgrnd);
	    if(((p[k][1]+diffx)>73&&(p[k][1]+diffx)<636)
				&&((p[k][2]+diffy)>69&&(p[k][2]+diffy)<442))
	       putpixel(p[k][1]+diffx,p[k][2]+diffy,p[k][3]);}
      }


   return 0;
}

/* load for clipping */
_load3(int select2[],int select[])
{
   int color,ocolor,x,y;
   int _WmaxY=select2[3];int _WminY=select2[1];
   int _WminX=select2[0];int _WmaxX=select2[2];
   FILE *fp=fopen("eddyop","r");
   hidemptr();
   for(y=_WminY;y<=_WmaxY;y++)
      for(x=_WminX;x<=_WmaxX;x++) {
	 fscanf(fp,"%c",&color);
	 ocolor=color-'a';
	 if((x>select[0]&&x<select[2])&&(y>select[1]&&y<select[3]))
	    putpixel(x,y,ocolor);
      }
   showmptr();
   fclose(fp);
   return 0;
}

/* load for loading file */
int _load5(char fnam[])
{
   int color,ocolor,x,y,oo;
   int _WmaxY=select2[3];int _WminY=select2[1];
   int _WminX=select2[0];int _WmaxX=select2[2];
   FILE *fp=fopen(fnam,"r");
   hidemptr();
   if(fp==NULL) {
      gotoxy(46,16);
      printf("FILE NOT FOUND !");
      getch();
      return 1;
   }
   else {
      for(y=_WminY;y<=_WmaxY;y++)
	 for(x=_WminX;x<=_WmaxX;x++) {
	    fscanf(fp,"%c",&color);
	    ocolor=color-'a';
	    putpixel(x,y,ocolor);
	 }
   }
   showmptr();
   fclose(fp);
   return 0;
}

/*********************************************/

fileop(int menuop)
{
   int x,y,butt=0,i,oo=0;
   char ch,fnam[15]="Noname.bmp";
   restrictmptr(73,69,636,442);
   while(menuop==1) {
      getmpos(&butt,&x,&y);
      if((x>115&&x<170)&&(y>75&&y<100)&&(butt&1==1)) {
	 hidemptr();
	 setcolor(8);
	 outtextxy(125,72,"New");
	 menuop=0;
	 setfillstyle(1,15);
	 fillellipse(110,87,4,4);
	 delay(300);
	 setfillstyle(1,15);
	 bar(73,69,636,441);
	 setcolor(LIGHTGRAY);
	 rectangle(95,45,134,63);
	 showmptr();
	 butt=0;
	 return 0;
      }
      else if((x>115&&x<170)&&(y>115&y<135)&&(butt&1==1)) {
	 hidemptr();
	 setcolor(8);
	 outtextxy(125,110,"Load");
	 setfillstyle(1,15);
	 fillellipse(110,124,4,4);
	 delay(300);
	 cleanup();
	 _save4();
	 setfillstyle(1,1);
	 bar(200,226,500,266);
	 outtextxy(215,231,"Enter file name:");
	 setcolor(7);
	 for(i=2;i<6;i+=2)
	    rectangle(202+i,228+i,498-i,264-i);
	 if((ch=getch())==27) {
	    _load4();
	    menuop=0;butt=0;
	    showmptr();
	    return 0;
	 }
	 else {
	    gotoxy(48,16);
	    scanf("%s",fnam);
	 }
	 gotoxy(48,16);
	 printf(" ");
	 gotoxy(48,16);
	 printf("PROCESSING ...");
	 delay(1000);
	 oo=_load5(fnam);
	 if(oo) {
	    _load4();
	    showmptr();
	 }
	 showmptr();
	 menuop=0;
	 butt=0;
	 return 0;
      }
      else if((x>115&&x<170)&&(y>150&&y<175)&&(butt&1==1)) {
	 hidemptr();
	 setcolor(11);
	 outtextxy(125,147,"Save");
	 setfillstyle(1,15);
	 fillellipse(110,161,4,4);
	 delay(300);
	 cleanup();
	 _save4();
	 setfillstyle(1,0);
	 bar(200,226,500,266);
	 outtextxy(215,231,"Enter file name:");
	 setcolor(7);
	 for(i=2;i<6;i+=2)
	    rectangle(202+i,228+i,498-i,264-i);
	 if((ch=getch())==27) {
	    _load4();
	    menuop=0;
	    butt=0;
	    showmptr();
	    return 0;
	 }
	 else {
	    gotoxy(48,16);
	    scanf("%s",fnam);
	 }
	 gotoxy(48,16);
	 printf(" ");
	 gotoxy(48,16);
	 printf("SAVING ... ");
	 delay(1000);
	 _load4();
	 _save5(fnam);
	 oo=_load5(fnam);
	 showmptr();
	 menuop=0;
	 butt=0;
	 return 0;
      }
      else if((x>115&&x<170)&&(y>190&&y<210)&&(butt&1==1)) {
	 hidemptr();
	 setcolor(8);
	 outtextxy(125,184,"Exit");
	 menuop=0;
	 setfillstyle(1,15);
	 fillellipse(110,198,4,4);
	 delay(300);
	 exit(1);
      }
      else {
	 if(butt==1) {
	    butt=0;
	    menuop=0;
	    cleanup();
	    return 0;
	 }
      }
   }
   return 0;
}

/****************************************************/
editop(int menuop,int cbut,int bkgrnd)
{
   int x,y,butt=0,i,j;
   restrictmptr(73,69,636,442);
   while(menuop==2) {
      getmpos(&butt,&x,&y);

      /* translation */

      if((x>231&&x<311)&&(y>225&&y<246)&&(butt==1)) {
	 hidemptr();
	 setfillstyle(1,15);
	 fillellipse(225,237,4,4);
	 settextstyle(4,0,2);
	 setcolor(DARKGRAY);
	 outtextxy(235,222,"Translate");
	 delay(300);
	 cleanup();
	 showmptr();
	 getmpos(&butt,&x,&y);
	 hope(9,cbut,0);
	 _save1(select);
	 butt=0;
	 while(butt!=1)
	    getmpos(&butt,&x,&y);
	 setfillstyle(1,bkgrnd);
	 if(select[3]>441)
	    select[3]=441;
	 if(select[2]>635)
	    select[2]=635;
	 if(select[1]<70)
	    select[1]=70;
	 if(select[0]<74)
	    select[0]=74;
	 bar(select[0]-1,select[1]-1,select[2]+1,select[3]+1);
	 _load1(select,x,y);
	 hidemptr();
	 showmptr();
	 menuop=0;
	 butt=0;
	 return 0;
      }

      /* scaling */

      if((x>231&&x<291)&&(y>165&&y<188)&&(butt==1)) {
	 hidemptr();
	 setfillstyle(1,15);
	 fillellipse(225,176,4,4);
	 settextstyle(4,0,2);
	 setcolor(DARKGRAY);
	 outtextxy(235,162,"Scale");
	 delay(300);
	 cleanup();
	 showmptr();
	 getmpos(&butt,&x,&y);
	 hope(9,cbut,0);
	 _save1(select);
	 butt=0;
	 while(butt!=1)
	    getmpos(&butt,&x,&y);
	 setfillstyle(1,bkgrnd);
	 if(select[3]>441)
	    select[3]=441;
	 if(select[2]>635)
	    select[2]=635;
	 if(select[1]<70)
	    select[1]=70;
	 if(select[0]<74)
	    select[0]=74;
	 bar(select[0]-1,select[1]-1,select[2]+1,select[3]+1);
	 _load2(select);
	 hidemptr();
	 showmptr();
	 menuop=0;
	 butt=0;
	 return 0;
      }

      /* rotation */
      int w;
      char ch;
      if((x>231&&x<296)&&(y>195&&y<217)&&(butt==1)) {
	 hidemptr();
	 setfillstyle(1,15);
	 fillellipse(225,207,4,4);
	 settextstyle(4,0,2);
	 setcolor(DARKGRAY);
	 outtextxy(235,192,"Rotate");
	 delay(1300);
	 cleanup();

	 showmptr();
	 getmpos(&butt,&x,&y);
	 hope(9,cbut,0);
	 restrictmptr(73,69,636,442);
	 while(butt!=1)
	    getmpos(&butt,&x,&y);
	 restrictmptr(1,39,638,478);

	  hidemptr();

     rectangle(select[0]-1,select[1]-1,select[2]+1,select[3]+1);
      setfillstyle(1,0);
       bar(200,226,526,266);
       for(i=2;i<6;i+=2)
	    rectangle(202+i,228+i,528-i,264-i);


	outtextxy(215,231,"Enter the angle of rotation :");
	 setcolor(7);

	    gotoxy(58,16);
	    scanf("%d",&w);
      // setcolor(WHITE);
      // bar(200,200,500,300);
//	 gotoxy(58,16);
     //	 printf(" ");
      //	 gotoxy(58,16);
      //	 printf("DISPLAYING ...");

      //	 delay(1000);
	// cleanup();
	//setfillstyle(1,bkgrnd);
	 //setcolor(bkgrnd);
     setfillstyle(1,15);
       bar(200,226,526,266);
      // for(i=2;i<6;i+=2)
      //	    rectangle(202+i,228+i,528-i,264-i);

	 disp_rotate(select,x,y,w);
	 showmptr();
	 menuop=0;
	 butt=0;
	 return 0;
      }

      /******** clipping **********/

      if((x>231&&x<280)&&(y>78&&y<90)&&(butt==1)) {
	 hidemptr();
	 setfillstyle(1,15);
	 fillellipse(225,86,4,4);
	 settextstyle(4,0,2);
	 setcolor(DARKGRAY);
	 outtextxy(235,72,"Clip");
	 delay(300);
	 cleanup();
	 _save1(select2);
	 showmptr();
	 getmpos(&butt,&x,&y);
	 hope(9,cbut,0);
	 butt=0;
	 while(butt!=1)
	    getmpos(&butt,&x,&y);
	 setfillstyle(1,bkgrnd);
	 bar(73,69,636,442);
	 setlinestyle(DOTTED_LINE,USERBIT_LINE,1);
	 rectangle(select[0]-1,select[1]-1,select[2]+1,select[3]+1);
	 hidemptr();
	 _load3(select2,select);
	 butt=0;
	 restrictmptr(73,69,636,442);
	 while(butt!=1)