added Graphical calculator in C

Calculator/CALCULATOR - (GRAPHICS).CPP

@@ -0,0 +1,382 @@
+#include<stdio.h>
+#include<conio.h>
+#include<dos.h>
+#include<graphics.h>
+#include<stdlib.h>
+int initmouse();
+
+void showptr();
+void openwindow();
+void closewindow();
+void hideptr();
+void getmousepos(int *,int*,int*);
+void restrictptr(int,int,int,int);
+int button,x,y,x1,y1,x2,y2,s;
+long double num=0,get,num1=0,result=0;
+long double addnum(int);
+char opr;
+int a,b,i1,r,count,c,sq,newnum=1,d=0;
+union REGS i,o;
+void main()
+{
+int driver=DETECT,mode;
+int q,p[12];
+char input;
+char *inpu[4][4]={"1","2","3","4","5","6","7","8","9","0","+","-","*","/","=","clr"};
+
+char inp[4][4]={'1','2','3','4','5','6','7','8','9','0','+','-','*','/','=','|'};
+
+initgraph(&driver,&mode,"C:\\TURBOC3\\BGI");
+
+
+if(initmouse()==0)
+{
+printf("not");
+getch();
+exit(0);
+}
+
+openwindow();
+getch();
+cleardevice();
+setfillstyle(CLOSE_DOT_FILL,10);
+bar(260,82,450,320);
+bar(430,70,450,320);
+
+setfillstyle(1,1);
+bar(236,82,432,300);
+setcolor(1);
+rectangle(238,50,430,80);
+rectangle(237,49,431,81);
+rectangle(236,48,432,82);
+
+c=240;
+d=100;
+s=0;
+
+for(a=0;a<4;a++)
+{
+c=240;
+for(b=0;b<4;b++)
+{
+setfillstyle(1,5);
+bar(c,d,c+40,d+40);
+setcolor(14);
+outtextxy(c+10,d+14,inpu[a][b]);
+c+=50;
+}
+d+=50;
+}
+
+showptr();
+num=0;
+gotoxy(36,5);
+printf("%18.1Lf",num);
+count=0;
+
+
+while(!kbhit())
+{
+outtextxy(30,20,"Press any key to exit...");
+i1=0;
+c=240;
+d=100;
+rectangle(0,0,638,478);
+getmousepos(&button,&x,&y);
+for(a=0;a<4;a++)
+{
+c=240;
+for(b=0;b<4;b++)
+{
+if((x>=c&&x<=c+40)&&(y>=d&&y<=d+40))
+{
+if((button&1)==1)
+{
+while((button&1)==1)
+{
+setcolor(1);
+rectangle(c,d,c+40,d+40);
+rectangle(c-1,d-1,c+41,d+41);
+rectangle(c-2,d-2,c+42,d+42);
+break;
+}
+delay(100);
+setcolor(3);
+rectangle(c,d,c+40,d+40);
+rectangle(c-1,d-1,c+41,d+41);
+rectangle(c-2,d-2,c+42,d+42);
+input=inp[a][b];
+switch(input)
+{
+case'1':
+get=addnum(1);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'2':
+get=addnum(2);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'3':
+get=addnum(3);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'4':
+get=addnum(4);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'5':
+get=addnum(5);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'6':
+get=addnum(6);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'7':
+get=addnum(7);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'8':
+get=addnum(8);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'9':
+get=addnum(9);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'0':
+get=addnum(0);
+gotoxy(36,5);
+printf("%18.1Lf",get);
+break;
+//
+case'+':
+num1=num;
+num=0;
+opr='+';
+gotoxy(36,5);
+printf("%18.1Lf",num);
+break;
+//
+case'-':
+num1=num;
+num=0;
+opr='-';
+gotoxy(36,5);
+printf("%18.1Lf",num);
+break;
+//
+case'*':
+num1-num;
+num=0;
+opr='*';
+gotoxy(36,5);
+printf("%18.1Lf",num);
+break;
+//
+case'/':
+num1=num;
+num=0;
+opr='/';
+gotoxy(36,5);
+printf("%18.1Lf",num);
+break;
+//
+case'|':
+num=0;
+num1=0;
+result=0;
+count=0;
+gotoxy(36,5);
+printf("%18.1Lf",num);
+break;
+//
+case'=':
+switch(opr)
+{
+case'+':
+if(count>1)
+result=num+num1;
+else
+result=result+num;
+//
+gotoxy(36,5);
+printf("%18.1Lf",result);
+count+=1;
+break;
+
+case'-':
+if(count<1)
+result=num1-num;
+else
+result=result-num;
+//
+gotoxy(36,5);
+printf("%18.1Lf",result);
+count+=1;
+break;
+
+case'*':
+if(count<1)
+result=num1*num;
+else
+result=result*num;
+//
+gotoxy(36,5);
+printf("%18.1Lf",result);
+count+=1;
+break;
+
+case'/':
+if(count<1)
+result=num1/num;
+else
+result=result/num;
+//
+gotoxy(36,5);
+printf("%18.1Lf",result);
+count+=1;
+break;
+}
+}
+}
+}
+c+=50;
+}
+d+=50;
+}
+setcolor(14);
+delay(150);
+}
+getch();
+closewindow();
+getch();
+}
+
+long double addnum(int getnum)
+{
+num=num*10+getnum;
+return(num);
+}
+
+int initmouse()
+{
+i.x.ax=0;
+int86(0x33,&i,&o);
+}
+
+void showptr()
+{
+i.x.ax=1;
+int86(0x33,&i,&o);
+}
+
+void hideptr()
+{
+i.x.ax=2;
+int86(0x33,&i,&o);
+}
+
+void restrictptr(int x1,int y1,int x2,int y2)
+{
+i.x.ax=7;
+o.x.cx=x1;
+o.x.dx=x2;
+int86(0x33,&i,&o);
+i.x.ax=8;
+o.x.cx=y1;
+o.x.dx=y2;
+int86(0x33,&i,&o);
+}
+
+void getmousepos(int*button,int*x,int*y)
+{
+i.x.ax=3;
+int86(0x33,&i,&o);
+*button=o.x.bx;
+*x=o.x.cx;
+*y=o.x.dx;
+}
+
+void openwindow()
+{
+int aa,bb,cc,dd,maxx,maxy,i=10;
+maxx=getmaxx();
+maxy=getmaxy();
+rectangle(0,0,maxx,maxy);
+aa=250;
+bb=400;
+cc=260;
+for(dd=250;dd<350;dd+=20)
+{
+setfillstyle(1,2);
+bar(dd,bb,cc,bb+=10);
+cc+=20;
+}
+aa=250;
+bb=400;
+cc=260;
+while(!kbhit())
+{
+setcolor(10);
+settextstyle(1,0,4);
+outtextxy(200,20,"CALCULATOR");
+outtextxy(20,120,"BY:");
+outtextxy(20,180,"ANKITA UPADHYAY-58");
+outtextxy(20,240,"MANAV ARYA-1");
+outtextxy(20,356,"Press any key to continue.....");
+settextstyle(1,0,2);
+if((aa==350)&&(cc=360))
+{
+aa=250;
+cc=260;
+continue;
+}
+else
+{
+setcolor(10);
+rectangle(aa,bb,cc,bb+10);
+rectangle(aa-1,bb-1,cc+1,bb+11);
+}
+delay(300);
+setcolor(BLACK);
+rectangle(aa-1,bb-1,cc+1,bb+11);
+aa+=20;
+cc+=20;
+}
+}
+
+void closewindow()
+{
+int i,j,k;
+cleardevice();
+rectangle(0,0,638,478);
+k=0;
+while(!kbhit())
+{
+setcolor(k);
+settextstyle(1,0,8);
+outtextxy(100,150,"THANK YOU");
+line(90,250,580,250);
+delay(200);
+k++;
+}
+}