/*
  Samuel Ardrey
  CS 111A
  October 7th, 2010
  Programming Lab 3: Parallelogram Program Extra Credit Solution
  Output a parallelogram with its dimensions and the character output chosen by the user.
  parallelogram.java
*/

import java.util.Scanner;

class ParallelogramExtra
{
  public static void main(String[] args)
  {
    Scanner scan = new Scanner(System.in);
    Scanner scan2 = new Scanner(System.in);
    int length, width;
    String charin;
    char charout;

    System.out.println("This program will output a parallelogram.");
    System.out.print("How long do you want each side to be? ");
    length = scan.nextInt();
    System.out.print("How wide do you want the border to be? ");
    width = scan.nextInt();
    while (width > (length / 2)) //will operate if the user input a width that is more than half of the length of the output
    {
      System.out.println("The width must be between 1 and " + (length / 2));
      System.out.print("How wide do you want the border to be? ");
      width = scan.nextInt();
    }
    System.out.print("Please enter the character you want it to be made of: ");
    charin = scan2.nextLine();
    charout = charin.charAt(0);

    for (int i = 1; i <= length; i ++)
    {
      if (i <= width * 2) //will operate if the output needs no spaces in the middle
      {
        for (int nospaces = 1; nospaces <= i; nospaces ++)
          System.out.print(charout);
      }
      else //if the output requires spaces in the middle, this will continue
      {
        for (int l = 1; l <= width; l++) //outputs the left side (characters) of the line
          System.out.print(charout);
        for (int space = 1; space + (width * 2) <= i; space ++) //outputs middle spaces
          System.out.print(" ");
        for (int r = 1; r <= width; r++) //outputs the right side (characters) of the line
          System.out.print(charout);
      }
      System.out.println();
    }

    for (int i = length - 1; i > 0; i--)
    {
      for (int outspace = 1; outspace <= length - i; outspace++) //adds spaces to beginning of line
        System.out.print(" ");
      if (i > width * 2) //if the output requires spaces in the middle, this will continue
      {
         for (int l = 1; l <= width; l++)  //outputs the left side (characters) of the line
           System.out.print(charout);
         for (int inspace = 1; inspace + (width * 2) <= i; inspace ++) //outputs middle spaces
           System.out.print(" ");
         for (int r = 1; r <= width; r++)  //outputs the right side (characters) of the line
           System.out.print(charout);
      }
      else //will continue if the output needs no spaces in the middle
      {
        for (int nospace = i; nospace > 0 ; nospace --)
          System.out.print(charout);
      }
      System.out.println();
    }
  }
}

/*
This program will output a parallelogram.
How long do you want each side to be? 6
How wide do you want the border to be? 1
Please enter the character you want it to be made of: @
@
@@
@ @
@  @
@   @
@    @
 @   @
  @  @
   @ @
    @@
     @

This program will output a parallelogram.
How long do you want each side to be? 9
How wide do you want the border to be? 5
The width must be between 1 and 4
How wide do you want the border to be? 3
Please enter the character you want it to be made of: *
*
**
***
****
*****
******
*** ***
***  ***
***   ***
 ***  ***
  *** ***
   ******
    *****
     ****
      ***
       **
        *

This program will output a parallelogram.
How long do you want each side to be? 4
How wide do you want the border to be? 5
The width must be between 1 and 2
How wide do you want the border to be? 2
Please enter the character you want it to be made of: o
o
oo
ooo
oooo
 ooo
  oo
   o

*/