Helix.java

import java.awt.*;
import java.util.Scanner;
import java.util.Random;




public class Helix{

public static Color getColor() {
    Random random = new Random();
    int colorNum = random.nextInt(9);
    
    switch (colorNum) {
        case 0: return Color.GREEN;
        case 1: return Color.GRAY;
        case 2: return Color.YELLOW;
        case 3: return Color.RED;
        case 4: return Color.ORANGE;
        case 5: return Color.PINK;
        case 6: return Color.DARK_GRAY;
        case 7: return Color.BLUE;
        case 8: return Color.BLACK;
        default: return Color.BLACK;
    }
}



public static void newPos(int[] coordinates) { 
    int startX = coordinates[0]; 
    int startY = coordinates[1]; 
    int endX = coordinates[2]; 
    int endY = coordinates[3]; 
 

 
    if(startY <= 100){ 
      startX += 10;
    }
    else if(startY >= 300){
      startX -= 10;
    }
    if(startX >= 300){ 
    startY += 10; 
    }
    else if(startX <= 100){
      startY -= 10;
    }
    if(endY >= 300){ 
    endX -= 10; 
    }
    else if(endY <= 100){
      endX += 10;
    }
 
    if(endX <= 100){
      endY -= 10;
      }
    else if(endX >= 300){
      endY += 10;
    }



    

    
    if(startX > 300){
      startX = 300;
    }
    else if(startX < 100){
      startX = 100;
    }
    else{
      startX = startX;
    }
    if(startY > 300){
      startY = 300;
    }
    else if(startY < 100){
      startY = 100;
    }
    else{
      startY = startY;
    }
    if(endX > 300){
      endX = 300;
    }
    else if(endX < 100){
      endX = 100;
    }
    else{
      endX = endX;
    }
    if(endY > 300){ 
      endY = 300; 
    } 
    else if(endY < 100){ 
      endY = 100; 
    } 
    else{ 
      endY = endY; 
    }
    
    
    
    
 

    coordinates[0] = startX; 
    coordinates[1] = startY; 
    coordinates[2] = endX; 
    coordinates[3] = endY; 
} 


public static void drawHelix(){
    int width = 400;
    int length = 400;
    DrawingPanel panel = new DrawingPanel(400, 400);
    panel.setBackground(Color.BLACK);
    Graphics g = panel.getGraphics();
    g.setColor(Color.WHITE);
    g.fillRect(100,100,200,200);
    g.setColor(Color.WHITE);
    g.drawString("UTSA - CS1083 Section 004 - Prj 3 - Helix - Jesus Granados", 36, 50);
    
    Scanner scnr = new Scanner(System.in);
    System.out.print("Please, input the speed (1 - 10):");
    int numSpeed = scnr.nextInt();
    System.out.println("");
    System.out.print("Please, input the number of times the line will be shown");
    int numLines = scnr.nextInt();
    System.out.println("");

    int[] coordinates = {100, 100, 300, 300};
    for (int i = 0; i < numLines; i++) {
      
       g.setColor(Color.WHITE);
       g.fillRect(100, 100, 200, 200);
        Color colorLine = getColor(); 
        g.setColor(colorLine);

        g.drawLine(coordinates[0], coordinates[1], coordinates[2], coordinates[3]);

       g.setColor(Color.WHITE);
       g.drawString("i: " + i, 180, 350);
       
       g.setColor(Color.WHITE);
       String coordinatesText = "(" + coordinates[0] + ", " + coordinates[1] + ") to (" + coordinates[2] + ", " + coordinates[3] + ")";
       g.drawString(coordinatesText, 140, 370);
       
       g.setColor(Color.WHITE); 
       g.drawString("Speed: " + numSpeed,170,80);

        newPos(coordinates); 
        panel.sleep(100 / numSpeed); 
    }
    
    
}





 public static void main(String[] args){
    System.out.println("UTSA - Fall 2023 - CS1083 Section 004 - Prj 3 - Helix - written by Jesus Granados");
    drawHelix();
    
    
  }
}