patternproject.java

import java.io.IOException;
import java.util.*;

import javax.swing.JOptionPane;

public class patternproject {
    void mainModule() {
        clear();
        System.out.print("\t\t\t\t\t\t   ----- PATTERN PROJECT   ----- \n\n\n");
         System.out.print("\t\t\t1.Square pattern \t 2.number pattern\t3.Reversenumber pattern\n\n");
        System.out.print("\t\t\t4.reversestar \t 5.zero/onePattern\t6.W pattern\n\n");
         System.out.print("\t\t\t7.Butterfly pattern \t 8.Daimond pattern\t9.rhombus pattern\n\n");
          System.out.print("\t\t\t10.tringle pattern \t 11.K pattern\t12.Mirror Image Triangle Pattern");
         
        
        String c = JOptionPane.showInputDialog("Enter the choise -- ");
        clear();
        if (c.equals("1")) {
            square();
        
        } else if (c.equals("2")) {
            numberpattern();
            
        }
         else if (c.equals("3")) {
            reverseperamide();
            
        }
         else if (c.equals("4")) {
            revesestar();
            
        }
         else if (c.equals("5")) {
              zero();
            
        }
         else if (c.equals("6")) {
            wpattern();
            
        }
         else if (c.equals("7")) {
            butterfly();
            
        }
         else if (c.equals("8")) {
            diamond();
            
        }
         else if (c.equals("9")) {
            rhombus();
            
        }
         else if (c.equals("10")) {
            tringle();
            
        }
         else if (c.equals("11")) {
            kpattern();
            
        }
        else if (c.equals("12")) {
            image();
            
        }
        Continue();
    }
    void square()
             {
                System.out.println("square pattern");
                int i,j,n=8;
                for(i=1;i<n;i++){
                    for(j=1;j<n;j++){

                        System.out.print("* ");
                    }
                    System.out.println();
                }

             }
             void numberpattern(){
                    int i,j,n=8;
                      for(i=1;i<=n;i++){
                            for(j=1;j<=i;j++){
                         System.out.print(j);
                     }
                     System.out.println();
                 }


             }
             void reverseperamide()
             {
                System.out.println("\nreverse permamide");
                int i,j,n=8;
                for(i=n;i>=1;i--)
                {
                     for(j=1;j<=i;j++)
                    {
                      System.out.print(j+"");
                     }
                     System.out.println();
             }
              }
               void revesestar()
              {
                 System.out.println("reverse star");
                 int i,j,n=8;
              for(i=n;i>=1;i--)
                 {
                     for(j=1;j<=i;j++)
                     {
                        System.out.print("* ");
                    }
                    System.out.println();
                }
             }
            
             void zero()
             {
                 System.out.println("\nzero one tringle");
                 int i,j,n=8;
                 int sum=0;
                 for(i=1;i<=n;i++)
                 {
            for(j=1;j<=i;j++){
              sum=i+j;
                         if(sum%2==0){
                             System.out.print("1"+" ");
                         }
            else{
                             System.out.print("0"+" ");
                         }
                 }
                     System.out.println();
                 }
             }
             void wpattern()
             {
                 System.out.println("\n  W pattern");
                 int n=8,i,j;
        for(i=1;i<=n;i++){
                     for(j=1;j<=n+n-1;j++){
                 System.out.print((j<=i||j>=(n+n-i))?"x":" ");
                     }
               
                   System.out.println();
     }
                  System.out.println("number pattern");
             }
             void butterfly()
             {
                 int i,j,n=8;
        for(i=1;i<=n;i++){
            for(j=1;j<=i;j++){
                System.out.print("*");
            }
            //spaces
            int space=2*(n-i);
            for(j=1;j<=space;j++){
                System.out.print(" ");
            }
            //part2
            for(j=1;j<=i;j++){
                System.out.print("*");
            }
            System.out.println();
        }
        //lowerhalf
        for(i=n;i>=1;i--){
            for(j=1;j<=i;j++){
                System.out.print("*");
            }
            //spaces
            int space=2*(n-i);
            for(j=1;j<=space;j++){
                System.out.print(" ");
            }
            //part2
            for(j=1;j<=i;j++){
                System.out.print("*");
            }
            System.out.println();
        }
 
             }
             void diamond()
             {
                 int i,j,n=5;
        for(i=1;i<=n;i++){
            //space
            for(j=1;j<=n-i;j++){
                System.out.print(" ");
            }
            //starprint
            for(j=1;j<=2*i-1;j++){
                System.out.print("*");
            }
            System.out.println();
        }
        //2nd half
        for(i=n;i>=1;i--){
            //space
            for(j=1;j<=n-i;j++){
                System.out.print(" ");
            }
            //starprint
            for(j=1;j<=2*i-1;j++){
                System.out.print("*");
            }
            System.out.println();
        }
             }
             void rhombus(){
                int i,j,n=8;
        for(i=1;i<=n;i++){
            //spaces
            for(j=1;j<=n-i;j++){
                System.out.print(" ");
            }
            //star
            for(j=1;j<=n;j++){
                System.out.print("*");
            }
            System.out.println();
        }
             }
             void tringle()
             {
                int i,j,n=8;
                for(i=1;i<=n;i++){
                    for(j=1;j<=n-i;j++){
                        System.out.print(" ");
                    }
                    for(j=1;j<=2*i-1;j++){
                        System.out.print("*");
                    }
                    System.out.println();
                }
             }
             void kpattern()
             {
                int i,j,n=10;
                for(i=n;i>=1;i--){
                    for(j=1;j<=i;j++){
                        System.out.print("*");
                    }
                    System.out.println();
                    
                }
                for(i=2;i<=n;i++){
                    for(j=1;j<=i;j++){
                        System.out.print("*");
                    }
                    System.out.println();
                }
             }
             void image()
             {
                int i,j,n=6;
                for(i=1;i<=n;i++){
                    for(j=1;j<=i;j++){
                        System.out.print(" ");
                    }
                    //star
                    for(j=i;j<=n;j++){
                    System.out.print(j+" ");
                    }
                    System.out.println();
                }
               for (i = n - 1; i >= 1; i--) {
            
            // inner loop to print spaces.
            for (j = 1; j <= i; j++) {
                System.out.print(" ");
            }
            
            // inner loop to print value of j.
            for (j = i; j <= n; j++) {
                System.out.print(j +" ");
            }
            
            // printing new line for each row
            System.out.println();
        }
             }

    
             

   
    // Continue Request ----- 
    void Continue() {
        Scanner sc = new Scanner(System.in);
       System.out.print("\n\n  Do you Want to Continue.....(y/n)  ");
       // String c = JOptionPane.showInputDialog("\n\n  Do you Want to Continue.....(y/n)  ");
       String c = sc.nextLine();
        if (c.equals("y") || c.equals("Y"))
            mainModule();
        else if (c.equals("N") || c.equals("n")) {
            System.out.print(" ");
        } else {
            System.out.print("\n\n \t Sorry you Enter Wrong Choices....Press Enter (y) --- ");
           // c = JOptionPane.showInputDialog("\n\n \t Sorry you Enter Wrong Choices....Press Enter (y) --- ");
           c = sc.nextLine();
            if (c.equals("y"))
                Continue();
        }
    }

    // Clear ----- funtion ----
    void clear() {
        try {
            // Check if OS is Windows
            if (System.getProperty("os.name").contains("Windows")) {
                // This is like system("cls")
                System.out.print("kjdfhksdhf0");
                new ProcessBuilder("cmd", "/c", "cls").inheritIO().start().waitFor();
            } else {
                // For Linux/macOS: ANSI escape codes
                System.out.print("\033[H\033[2J");
                System.out.flush();
            }
        } catch (IOException | InterruptedException ex) {
            System.out.println("Error clearing screen: " + ex);
        }
    }

    public static void main(String[] args) {
        patternproject p = new patternproject();
        p.mainModule();
    }
}
//complete pattern project//