#include <iostream>
#include <graphics.h>
#include <limits.h>

using namespace std;

void MinMax(int n, double arr[], double &min, double &max){
    for(int i= 0; i<n; i++){
        if(arr[i] > max) max = arr[i];
        if(arr[i] < min) min = arr[i];
    }
}
void Points(int n, double vhx[], double vhy[], double x0, double y0, double xmin, double ymin, double Sx, double Sy, double Sp, double Sl){
    for(int i = 0; i < n; i++){
        int xp = x0+(vhx[i] - xmin);
        int yp = y0-(vhy[i] - ymin);
        putpixel(xp,yp,7);
    }
    for(int i = 1; i < n; i++){
        line(x0+vhx[i-1], y0-vhy[i-1], x0+vhx[i], y0-vhy[i]);
    }
}

void Axis(int dir, double x0, double y0, double P, double D, double Min, double S){
    if(dir == 1){
        line(x0, y0, x0+P, y0);
        int Ip = P/D;
        for(int i = 0; i<Ip; i++){
            line(x0+i*D,y0,x0+i*D,y0+5);
            char k[100];
            gcvt(Min+i*D*S,3,k);
            outtextxy(x0+i*D,y0+15,k);
        }
    }
    else {
        line(x0, y0, x0, y0-P);
        int Jp = P/D;
        for(int j = 0; j < Jp; j++){
            line(x0,y0-j*D,x0-5,y0-j*D);
            char k[100];
            gcvt(Min+j*D*S,3,k);
            outtextxy(x0-35,y0-j*D-5,k);
        }
    }
}

int main() {
    int n = 8;
    double x0 = 50;
    double y0 = 600;
    double Px = 600;
    double Py = 550;
    double Dx = 40;
    double Dy = 40;
    double vhx[8] = {17.8, 1.3, 391.4, 61.4, 0.15, 581.52, 195.1, 124.73};
    double vhy[8] = {93.4, 0.2, 13.4, 64.4, 150.2, 518.52, 135.1, 74.73};
    double minX = INT_MAX;
    double minY = INT_MAX;
    double maxX = INT_MIN;
    double maxY = INT_MIN;
    initwindow(800,800, "p1");
    MinMax(n, vhx, minX, maxX);
    MinMax(n, vhy, minY, maxY);
    double Sx = (maxX - minX)/Px;
    double Sy = (maxY - minY)/Py;
    //Points(n, vhx, vhy, x0, y0, minX, minY, Sx, Sy, 0, 0);
    Axis(1,x0,y0,Px,Dx,minX,Sx);
    Axis(0,x0,y0,Py,Dy,minY,Sy);
    getch();
    return 0;
}