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GUICAL.c
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GUICAL.c
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/*-------------------------------------------------------------------------
GUI Scientific Calculator
Programmer : Nemonet
The Young Programmer 💻
Software Details
====================
Developed in : C
Compiler used : Turbo C++ 3.0
Date : 20/05/2022 -- 31/05/2022
Licence : MIT Licence
(Please give the credit of programming to author.)
NOTE:
---------------------------------------------------------------------------*/
//Please change BGI directory accouding to your TC Directory
//By default it is "E:\tc\bgi"
#include <stdio.h>
#include <conio.h>
#include <process.h>
#include <dos.h>
#include <stdlib.h>
#include <iostream.h>
#include <graphics.h>
#include <math.h>
#include <string.h>
float * mem;
int X = 0, Y = 0;
int row = 17, col = 5;
char dummy;
char flag = 'd', flagp = '0';
char bflag = 'u', bflagp = 'u';
int mflag = 0;
char ch, ch1, ch2;
int sflag = 0;
int midx, midy;
#define UNCLICKED 0
#define CLICKED 1
#define PI 3.14159
char str1[] = {
"Nemo TYP Roll# CIS 34"
};
char str2[] = {
"Nemonet TYP Roll# CIS 50"
};
void typeit(int x, int y, int spacing, char string[]) {
char temp[2];
for (int i = 0; i < strlen(string); i++) {
delay(100);
temp[0] = string[i];
temp[1] = '\0';
outtextxy(x + (i + 1) * spacing, y, temp);
} //endfor
}
void front() {
int x, y, h;
for (x = 0; x <= 100; x++) {
settextjustify(CENTER_TEXT, CENTER_TEXT);
setcolor(1);
settextstyle(1, 0, 4);
setusercharsize(x, 6, x, 3);
setcolor(14);
moveto(310, 135);
outtext("..");
setcolor(6);
moveto(310, 130);
outtext("I I");
if (x < 50)
delay(30);
else
delay(20);
}
for (y = 0; y <= 100; y++) {
setcolor(0);
settextstyle(1, 0, 4);
setusercharsize(y, 6, y, 3);
moveto(310, 135);
outtext("..");
moveto(310, 130);
outtext("I I");
if (y > 20) {
settextstyle(7, 0, 3);
setusercharsize(y - 20, 35, y - 20, 30);
setcolor(9);
outtext("CALCULATOR");
setcolor(2);
outtext("___________");
delay(15);
if (y < 100) {
settextstyle(7, 0, 3);
setusercharsize(y - 20, 35, y - 20, 30);
setcolor(0);
outtext("CALCULATOR");
}
}
}
//delay(1000);
settextstyle(3, 0, 2);
delay(50);
outtextxy(midx - 200, midy, "Group Members:-");
//x=10,y=10;
setcolor(6);
settextstyle(4, 0, 4);
typeit(midx - 200, midy + 50, 15, str1);
typeit(midx - 200, midy + 75, 15, str2);
getch();
//closegraph();
}
char input();
double add(double, double, char);
double angle_conv(double);
void basecng(double, double);
//***********************************************************
// *
// THIS FUNCTION DRAWS THE BUTTONS OF THE CALCULATOR *
// *
//***********************************************************
void button_3d(int x1, int y1, int x2, int y2, int check, char * text, int color) {
int up, low;
setfillstyle(1, 7);
bar(x1, y1, x2, y2);
if (check == 0) //Unclicked
up = 15, low = 8;
else
up = 8, low = 15; //Clicked
setcolor(low);
line(x2, y1, x2, y2);
line(x2 - 1, y1, x2 - 1, y2);
line(x1, y2, x2, y2);
line(x1 + 1, y2 - 1, x2, y2 - 1);
setcolor(up);
line(x1, y1, x2, y1);
line(x1 + 1, y1 + 1, x2 - 1, y1 + 1);
line(x1, y1, x1, y2);
line(x1 + 1, y1 + 1, x1 + 1, y2 - 1);
setcolor(color);
settextjustify(CENTER_TEXT, CENTER_TEXT);
outtextxy(x1 + (x2 - x1) / 2, (y1 + (y2 - y1) / 2) - 2, text);
}
//********************************************************************
// *
// This function makes the opening screen *
// *
//********************************************************************
void frontpage(void) {
int mx, my;
mx = (getmaxx() / 2);
my = (getmaxy() / 2);
//SET baqckground color
setfillstyle(9, 1);
bar(0, 0, getmaxx(), getmaxy());
//DRAW a bar, and make it look like a 3d bar
setfillstyle(1, 7);
bar(50, 20, 600, 400);
//DRAW lines for the top and left side
setcolor(15);
line(50, 20, 600, 20);
line(51, 21, 599, 21);
line(50, 20, 50, 400);
line(51, 21, 51, 399);
//DRAW lines for the bottom and right side
setcolor(8);
line(600, 20, 600, 400);
line(599, 21, 599, 400);
line(50, 400, 600, 400);
line(51, 399, 600, 399);
//DRAW two 3D bars for the left and right side
setfillstyle(9, 8);
bar(70, 40, 100, 380);
//getch();
bar(545, 40, 575, 380);
setcolor(8);
rectangle(70, 40, 100, 380);
rectangle(545, 40, 575, 380);
setcolor(15);
line(100, 40, 100, 380);
line(70, 380, 100, 380);
line(575, 40, 575, 380);
line(545, 380, 575, 380);
//DRAW two 3D divider lines on both sides
setcolor(8);
line(110, 40, 110, 380);
line(535, 40, 535, 380);
setcolor(15);
line(111, 40, 111, 380);
line(536, 40, 536, 380);
//PRINT 3D text CALENDAR
settextstyle(1, 0, 4);
settextjustify(1, 1);
setcolor(15);
outtextxy(mx + 2, my - 46, "MY CALCULATOR");
setcolor(7);
outtextxy(mx + 1, my - 45, "MY CALCULATOR");
setcolor(8);
outtextxy(mx + 2, my - 44, "MY CALCULATOR");
//PRINT 3D text
setcolor(15);
outtextxy(mx, my + 10, "2022");
setcolor(7);
outtextxy(mx + 1, my + 11, "2022");
setcolor(8);
outtextxy(mx + 2, my + 12, "2022");
//PRINT copyright notice
settextstyle(2, 0, 5);
setcolor(1);
outtextxy(mx + 1, my + 85, "@ 2022 by TYP 💻");
getch(); //PAUSE for a while
}
//********************************************************************
// *
// This function makes the claculating screen *
// *
//********************************************************************
void screen(int x1, int y1, int x2, int y2) {
setlinestyle(0, 0, 1);
setfillstyle(SOLID_FILL, 8);
bar(x1, y1, x2, y2);
setfillstyle(SOLID_FILL, BLACK);
bar(x1 + 1, y1 + 1, x2 - 1, y2 - 1);
settextjustify(CENTER_TEXT, CENTER_TEXT);
setcolor(15);
line(x1 + 1, y1 + 1, x1 + 1, y2 - 1);
line(x1 + 1, y1 + 1, x2 - 1, y1 + 1);
line(x1 + 2, y1 + 2, x1 + 2, y2 - 2);
line(x1 + 2, y1 + 2, x2 - 2, y1 + 2);
setcolor(8);
line(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
line(x2 - 1, y1 + 1, x2 - 1, y2 - 1);
line(x1 + 2, y2 - 2, x2 - 2, y2 - 2);
line(x2 - 2, y1 + 2, x2 - 2, y2 - 2);
}
//***********************************************************************
// *
// Mouse Related Functions *
// *
//***********************************************************************
void init_mouse() {
union REGS iregs, oregs;
iregs.x.ax = 0;
int86(0x33, & iregs, & oregs);
if (oregs.x.ax == 0) {
cleardevice();
printf("mouse not installed\n");
getch();
exit(1);
}
iregs.x.ax = 1;
int86(0x33, & iregs, & oregs);
}
//*************************************************************
void mouse() {
int button, x1, y1;
union REGS iregs, oregs;
iregs.x.ax = 3;
int86(0x33, & iregs, & oregs);
button = oregs.x.bx & 3;
x1 = oregs.x.cx;
y1 = oregs.x.dx;
if (oregs.x.bx & 1) {
X = x1;
Y = y1;
}
if (button == 3)
exit(0);
}
//*************************************************************
void hide_mouse() {
union REGS ioRegs;
ioRegs.x.ax = 2;
int86(0x33, & ioRegs, & ioRegs);
}
//*************************************************************
void show_mouse() {
union REGS ioRegs;
ioRegs.x.ax = 1;
int86(0x33, & ioRegs, & ioRegs);
}
/*************************************************************/void remove_mouse() {
union REGS ioRegs;
ioRegs.x.ax = 0;
int86(0x33, & ioRegs, & ioRegs);
}
//************************************************************************
// *
// THIS FUNCTION DRAWS THE CALCULATOR ON THE SCREEN *
// *
//************************************************************************
void structure() {
init_mouse();
setbkcolor(0);
cleardevice();
hide_mouse();
//**********************************************************
// Buttons Making
front();
frontpage();
settextstyle(2, 0, 4);
button_3d(50, 20, 600, 400, UNCLICKED, "", 1); // main box
screen(100, 50, 545, 120); // screen
setfillstyle(1, 8);
bar(52, 22, 598, 42);
button_3d(575, 23, 595, 40, UNCLICKED, "x", 0);
setcolor(0);
outtextxy(120, 30, "CALCULATOR v1.0");
button_3d(108, 140, 208, 160, UNCLICKED, "DEC", 15); // box of decimal
button_3d(218, 140, 318, 160, UNCLICKED, "OCT", 0); // box of octal
button_3d(328, 140, 428, 160, UNCLICKED, "HEX", 0); // box of hexal
button_3d(438, 140, 538, 160, UNCLICKED, "BIN", 0); // box of binary
button_3d(350, 205, 380, 225, UNCLICKED, "7", 0); // Box Of 7
button_3d(390, 205, 420, 225, UNCLICKED, "8", 0); // Box Of 8
button_3d(430, 205, 460, 225, UNCLICKED, "9", 0); // Box Of 9
button_3d(350, 230, 380, 250, UNCLICKED, "4", 0); // Box Of 4
button_3d(390, 230, 420, 250, UNCLICKED, "5", 0); // Box Of 5
button_3d(430, 230, 460, 250, UNCLICKED, "6", 0); // Box Of 6
button_3d(480, 230, 510, 250, UNCLICKED, "*", 0); // Box Of *
button_3d(515, 230, 545, 250, UNCLICKED, "/", 0); // Box Of \
button_3d(480, 205, 510, 225, UNCLICKED, "AC", 4); //Box Of AllClear (AC)
button_3d(515, 205, 545, 225, UNCLICKED, "CE", 4); //Box Of Clear (C)
button_3d(350, 255, 380, 275, UNCLICKED, "1", 0); // Box Of 1
button_3d(390, 255, 420, 275, UNCLICKED, "2", 0); // Box Of 2
button_3d(430, 255, 460, 275, UNCLICKED, "3", 0); // Box Of 3
button_3d(350, 280, 380, 300, UNCLICKED, "0", 0); // Box Of Zero (0)
button_3d(390, 280, 420, 300, UNCLICKED, ".", 0); // Box Of Period (.)
button_3d(430, 280, 460, 300, UNCLICKED, "pi", 0); // Box Of PhiFunction
button_3d(480, 255, 510, 275, UNCLICKED, "-", 0); // Box Of -
button_3d(515, 255, 545, 275, UNCLICKED, "+", 0); // Box Of +
button_3d(350, 305, 460, 325, UNCLICKED, "=", 0); // Box Of Equality
button_3d(480, 305, 545, 325, UNCLICKED, "shift", BLUE); // Box Of shift
button_3d(480, 280, 510, 300, UNCLICKED, "sqrt", 0); //Box of x^n
button_3d(515, 280, 545, 300, UNCLICKED, "inv", 0); //box of 1/x
button_3d(100, 205, 150, 230, UNCLICKED, "Sin", 0); // Box OfSin Function
button_3d(160, 205, 210, 230, UNCLICKED, "Cos", 0); // Box Of CosFunction
button_3d(220, 205, 270, 230, UNCLICKED, "Tan", 0); // Box Of Tan Function
button_3d(100, 250, 150, 275, UNCLICKED, "sin^-1", 0); // Box Of sin^-1
button_3d(160, 250, 210, 275, UNCLICKED, "cos^-1", 0); // Box Of cos^-1
button_3d(220, 250, 270, 275, UNCLICKED, "tan^-1", 0); // Box Of tan^-1
button_3d(100, 300, 150, 325, UNCLICKED, "ln", 0); // Box Of ln
settextjustify(CENTER_TEXT, CENTER_TEXT);
setcolor(BLUE);
settextstyle(2, 0, 4);
outtextxy(125, 290, "e");
outtextxy(185, 290, "10^x");
outtextxy(245, 290, "x^3");
button_3d(160, 300, 210, 325, UNCLICKED, "log", 0); // Box Of log
button_3d(220, 300, 270, 325, UNCLICKED, "x^2", 0); // Box Of x^2
button_3d(100, 350, 150, 370, UNCLICKED, "deg", 15);
button_3d(160, 350, 210, 370, UNCLICKED, "rad", 0);
button_3d(220, 350, 270, 370, UNCLICKED, "gra", 0);
button_3d(480, 350, 545, 370, UNCLICKED, "Off", 4);
button_3d(350, 350, 380, 370, UNCLICKED, "M+", 0);
button_3d(390, 350, 420, 370, UNCLICKED, "M-", 0);
button_3d(430, 350, 460, 370, UNCLICKED, "MR", 0);
}
//********************************************************
// *
// Main starts *
// *
//********************************************************
void main() {
clrscr();
double y = 0, z = 0, pnt, pnt1 = 0, x = 0, r = 0;
int gdriver = DETECT, gmode, errorcode;
int i;
initgraph( & gdriver, & gmode, "C:\\TURBOC3\\BGI");
midx = getmaxx() / 2;
midy = getmaxy() / 2;
structure();
gotoxy(row, col);
printf("\t\t\t\t\t");
gotoxy(row, col);
printf("0");
mem = (float * ) malloc(y * sizeof(float));
while (ch != 27 && ch1 != 27) //While Escape is not pressed
{ //and if base is not 10
pnt1 = 0; //no doubleing point entered Yet
ch2 = '0';
// for(int a=0;ch!=27;a++)//a indicates whether a no. has been entered or not
while (ch2 != 27)
//a=0 means that no no. has been entered yet
{
if (bflagp != 'u') {
//gotoxy(row,col);
dummy = input();
if (dummy != 'o') {
gotoxy(row, col);
printf("The trail version does not support this feature");
input();
gotoxy(row, col);
printf("\t\t\t\t\t\t");
// ch='0';
}
y = 0;
z = 0;
ch = '0';
gotoxy(row, col);
printf("\t\t\t\t\t\t");
gotoxy(row, col);
printf("0");
// bflagp='u';
}
ch = input();
if (ch == '>' || ch == '<' || ch == '?') {
sflag = 0;
if (ch == '>') //M+
*
mem += y;
if (ch == '<') //M-
*
mem -= y;
if (ch == '?') //MR
{
y = * mem;
gotoxy(row, col);
printf("\t\t\t\t\t\t");
gotoxy(row, col);
printf("%g", y);
}
if ( * mem == 0)
mflag = 0;
if ( * mem != 0)
mflag = 1;
}
if (mflag == 0) {
gotoxy(row, 7);
printf(" ");
}
if (mflag != 0) {
gotoxy(row, 7);
printf("M");
}
gotoxy(row, col);
if (ch == 'a') {
sflag = 0;
y = 0;
gotoxy(row, col);
printf("\t\t\t\t\t");
gotoxy(row, col);
printf("0");
}
if (ch == 'o')
//for clearing the screen of the CALCULATOR
{
sflag = 0;
y = 0;
z = 0;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("0");
gotoxy(row, col);
break;
}
if (ch == 'q') {
sflag = 0;
y = sqrt(y);
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", y);
}
if (ch == 'm') {
sflag = 0;
y = 1 / y;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", y);
}
if (ch == '+' || ch == '-' || ch == '/' || ch == '\\' || ch == '=' || ch == '*') {
sflag = 0;
break;
}
if (ch == '.') //case for a decimal point
{
sflag = 0;
if (pnt1 == 0) //ie no decimal has been entered yet
{
gotoxy(row, col);
printf("\t\t\t\t "); // double
gotoxy(row, col);
printf("%g.", y);
pnt1 = .1; //ie one decimal point no has been entered
continue; //go back to the begining and get the next number
} else //decimal point has alredy been entered and thus no change in the screen
{
sflag = 0;
continue; //go back to the begining
}
} //out of the '.' condition
if (pnt1 != 0) //ie we have a doubleing point
{
sflag = 0;
if (ch <= '9' && ch >= '0') //input integer
{
// printf("%c",ch);
x = (double) ch; //type cast the character into double to perforn further operations
x -= 48; //since character digit indoubleing -48 gives the corresponding ASCII
x = x * pnt1; //make it a decimal
y = x + y; //add it in result
pnt1 *= .1; //shift to the second doubleing point
gotoxy(row, col);
printf("%g", y);
gotoxy(row, col);
continue; //back to the top
}
}
//if no decimal point number then proceed
if (ch <= '9' && ch >= '0') {
sflag = 0;
x = (double) ch; //typecast to double
x -= 48; //get corresponding ASCII
y = (y * 10) + x; //add to right of result
gotoxy(row, col); //go back to start of the calc screen
printf("\t\t\t\t "); //clear the screen
gotoxy(row, col);
printf("%g", y); //print the number
}
if (ch == 'u' || ch == 'v' || ch == 'w' || ch == 'x') {
sflag = 0;
if (bflagp == bflag && bflag == 'u')
continue;
else
basecng(y, pnt1);
}
if (ch == 'd' || ch == 'r' || ch == 'g') {
sflag = 0;
y = angle_conv(y);
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", y);
// gotoxy(row,col);
// printf("%g",y);
// continue;
}
if (ch == 's' || ch == 'c' || ch == 't' || ch == 'i' || ch == 'j' || ch == 'k' || ch == 'n' || ch == 'l' || ch == 'p' || ch == 'h')
//ie the user opted for a function
{
if (ch == 's' || ch == 'c' || ch == 't') //sin /cos/tan
{
sflag = 0;
if (flag != 'r') {
flagp = flag;
flag = 'r';
y = angle_conv(y);
flag = flagp;
}
// gotoxy(row,col);
// printf("%g",y);getch();
switch (ch) {
case 's':
y = sin(y);
break;
case 'c':
y = cos(y);
break;
case 't':
y = tan(y);
break;
}
}
if (ch == 'i' || ch == 'j' || ch == 'k') {
sflag = 0;
if (flag != 'r') {
// flagp=flag;
flagp = 'r';
//y=angle_conv(y);
}
switch (ch) {
case 'i':
y = asin(y);
break;
case 'j':
y = acos(y);
break;
case 'k':
y = atan(y);
break;
}
if (flag != 'r')
y = angle_conv(y);
} else if (ch == 'n') {
if (sflag == 1) {
y = exp(y);
sflag = 0;
} else
y = log(y); //ln
} else if (ch == 'l') {
if (sflag == 1) {
y = pow(10, y);
sflag = 0;
} else
y = log10(y); //log
} else if (ch == 'p') {
if (sflag == 1) {
y = pow(y, 3);
sflag = 0;
} else
y = pow(y, 2); //square
} else if (ch == 'h') {
sflag = 0;
y = PI; //pi
}
gotoxy(row, col);
printf("\t\t\t\t "); //Clear the screen
gotoxy(row, col);
printf("%g", y);
} //else condition
} //out of second condition ie we now have the first no. or function or operater
for (; ch != 27 && ch1 != '=' && ch != '=';) //ie the characters input are not ESCAPE or Equal to
{
pnt1 = 0;
z = 0;
if (ch == 'o' || ch1 == 'o') // For Clear The Screen
{
sflag = 0;
y = 0;
z = 0;
gotoxy(row, col);
printf("\t\t\t\t ");
// gotoxy(col,row);
gotoxy(row, col);
printf("0");
gotoxy(row, col);
break;
}
for (; ch1 != 27;) {
gotoxy(row, col);
// printf("%g",z);
// z=0;
ch1 = input();
if (ch1 == '>' || ch1 == '<' || ch1 == '?') {
if (ch1 == '>') //M+
*
mem += z;
if (ch1 == '<') //M-
*
mem -= z;
if (ch1 == '?') //MR
{
z = * mem;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
}
if ( * mem == 0)
mflag = 0;
if ( * mem != 0)
mflag = 1;
}
if (mflag == 0) {
gotoxy(row, 7);
printf(" ");
}
if (mflag != 0) {
gotoxy(row, 7);
printf("M");
}
gotoxy(row, col);
if (ch1 == 'a') {
z = 0;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("0");
}
if (ch == 'o' || ch1 == 'o') // For Clear The Screen
{
y = 0;
z = 0;
gotoxy(row, col);
//cout<<" ";
printf("\t\t\t\t ");
gotoxy(row, col);
printf("0");
gotoxy(row, col);
break;
}
if (ch1 == 'q') {
z = sqrt(z);
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
}
if (ch1 == 'm') {
z = 1 / z;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
}
if (ch1 == '.') {
if (pnt1 == 0) {
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
//cout<<z<<".";
printf("%g.", z);
pnt1 = .1;
continue;
} else {
continue;
}
}
if (pnt1 != 0) {
if (ch1 <= '9' && ch1 >= '0') {
// printf("%c",ch1);
x = (double) ch1;
x -= 48;
x = x * pnt1;
z = x + z;
pnt1 = pnt1 * .1;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
continue;
}
}
if (ch1 == '+' || ch1 == '-' || ch1 == '*' || ch1 == '/' || ch1 == '=')
break;
if (ch1 >= '0' && ch1 <= '9') {
x = (double) ch1;
x = x - 48;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
z = (z * 10) + x;
printf("%g", z);
}
if (ch == 'u')
if (ch == 'd' || ch == 'r' || ch == 'g') {
z = angle_conv(z);
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
// continue;
}
if (ch1 == 's' || ch1 == 'c' || ch1 == 't' || ch1 == 'i' || ch1 == 'j' || ch1 == 'k' || ch1 == 'n' || ch1 == 'l' || ch1 == 'p' || ch1 == 'h')
//ie the user opted for a function
{
if (ch1 == 's' || ch1 == 'c' || ch1 == 't') //sin
{
if (flag != 'r') {
flagp = flag;
flag = 'r';
angle_conv(z);
flag = flagp;
}
switch (ch1) {
case 's':
z = sin(z);
break;
case 'c':
z = cos(z);
break;
case 't':
z = tan(z);
break;
}
}
if (ch1 == 'i' || ch1 == 'j' || ch1 == 'k') {
if (flag != 'r') {
flagp = 'r';
}
switch (ch1) {
case 'i':
z = asin(z);
break;
case 'j':
z = acos(z);
break;
case 'k':
z = atan(z);
break;
}
z = angle_conv(z);
} else if (ch1 == 'l') {
z = log10(z); //log
} else if (ch1 == 'p') {
z = pow(z, 2); //square
} else if (ch1 == 'h') {
z = PI; //pi
}
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", z);
gotoxy(row, col);
}
}
if (ch1 == '+' || ch1 == '-' || ch1 == '=') {
y = add(y, z, ch);
if (ch2 != '0') {
y = add(r, y, ch2);
ch2 = '0';
}
} else {
if (ch == '*' || ch == '/')
y = add(y, z, ch);
else {
ch2 = ch;
r = y;
y = z;
}
}
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", y);
ch = ch1;
ch1 = '0';
if (ch == '=' || ch1 == '=')
break;
}
if (ch == 'o' || ch1 == 'o') // For Clear The Screen
{
y = 0;
z = 0;
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("0");
gotoxy(row, col);
continue;
}
gotoxy(row, col);
printf("\t\t\t\t ");
gotoxy(row, col);
printf("%g", y);
z = 0;
}
// getch();
closegraph();
remove_mouse();
exit(0);
}
//************************************************************
// *
// This function gets the user's Input *
// *
//************************************************************
char input() {
X = 0;
Y = 0;
char ch;
show_mouse();
if (bflag != 'u') {
button_3d(108, 140, 208, 160, UNCLICKED, "DEC", 15);
button_3d(218, 140, 318, 160, UNCLICKED, "OCT", 0);
button_3d(328, 140, 428, 160, UNCLICKED, "HEX", 0);
button_3d(438, 140, 538, 160, UNCLICKED, "BIN", 0);
bflag = 'u';
}
do {
mouse();
if (X >= 350 && X <= 380 && Y >= 205 && Y <= 225) // Condition For 7
{
hide_mouse();
button_3d(350, 205, 380, 225, CLICKED, "7", 0);
show_mouse();
delay(250);
hide_mouse();
button_3d(350, 205, 380, 225, UNCLICKED, "7", 0);
show_mouse();
ch = '7';
return ch;
}
//**********************************************
if (X >= 390 && X <= 420 && Y >= 205 && Y <= 225) // Condition For 8
{
hide_mouse();
button_3d(390, 205, 420, 225, CLICKED, "8", 0);
show_mouse();
delay(250);
hide_mouse();
button_3d(390, 205, 420, 225, UNCLICKED, "8", 0);
show_mouse();
ch = '8';
return ch;
}
//*****************************************
if (X >= 430 && X <= 460 && Y >= 205 && Y <= 225) // Condition For 9
{
hide_mouse();
button_3d(430, 205, 460, 225, CLICKED, "9", 0);
show_mouse();
delay(250);
hide_mouse();
button_3d(430, 205, 460, 225, UNCLICKED, "9", 0);
show_mouse();
ch = '9';