Prob09_DeckOfCards

//This program is created with the help of the IText JAVA PDF Library
//The cards in the PDF are ordered either by default or randomly, a choice that can be made in the beginning of the execution of the program
package de.vogella.itext;

import java.io.FileOutputStream;
import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;

import com.itextpdf.awt.geom.Rectangle;
import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Element;
import com.itextpdf.text.Font;
import com.itextpdf.text.Font.FontFamily;
import com.itextpdf.text.FontFactory;
import com.itextpdf.text.Image;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Phrase;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfGState;
import com.itextpdf.text.pdf.PdfWriter;


public class DeckOfCards {
  private static String FileExpLoc = "/home/DeckOfCards.pdf";
  //Sets the path and the name(DeckOfCards.pdf) of the newly created PDF
  private static String FONT = "/home/CARDC___.TTF";
//Keeps the path to the wanted font, in our case - CARDC___.TTF in /home folder

  public static void main(String[] args) {
    try {
        Document document = new Document(PageSize.A3.rotate());
        PdfWriter.getInstance(document, new FileOutputStream(FileExpLoc));
        PdfWriter writer
        = PdfWriter.getInstance(document, new FileOutputStream(FileExpLoc));
        document.open();

        Scanner in = new Scanner(System.in);
        System.out.print("Would you like a random ordination of the cards in the deck or a default one?[default]: ");
        String answer = in.nextLine();
        in.close();

        int leftX = 20;
        int bottoY = 550;
        String[][] cards = cardGen(answer);

        Random gen = new Random();
        int imi = gen.nextInt(6);
        String ImgHomeFolder = "/homeImg/" + Integer.toString(imi) + ".jpg";
        //Gives the path and the name of the jpg-files needed for the background of the PDF. The pictures are located in the "Img" folder
        Image img = Image.getInstance(ImgHomeFolder);
        img.setAbsolutePosition(
                (PageSize.A3.getHeight() - img.getScaledWidth()) / 2,
                (PageSize.A3.getWidth() - img.getScaledHeight()) / 2);
        document.add(img);

        addTitlePage(document, answer);
        addMetaData(document);

        PdfContentByte canv = writer.getDirectContent();

        canv.saveState();
        PdfGState gs1 = new PdfGState();
        gs1.setFillOpacity(0.4f);
        canv.setGState(gs1);
        Rectangle rect = new Rectangle(10, 192, 1177, 470);
        canv.roundRectangle(
                (float)rect.x + 3f, (float)rect.y + 3f, (float)rect.getWidth() - 6,
                (float)rect.getHeight() - 6, 4);
        canv.setLineWidth(3f);
        canv.setColorStroke(BaseColor.LIGHT_GRAY);
        canv.fillStroke();
        canv.restoreState();

        for (int i = 1; i <= cards.length; i++) {

            PdfContentByte canvas = writer.getDirectContent();

            canvas.saveState();
            canvas.setColorFill(BaseColor.WHITE);
            rect = new Rectangle(leftX, bottoY, 75, 100);
            canvas.roundRectangle(
                    (float)rect.x + 1.5f, (float)rect.y + 1.5f, (float)rect.getWidth() - 3,
                    (float)rect.getHeight() - 3, 4);
            canvas.setLineWidth(1.5f);
            canvas.setColorStroke( BaseColor.LIGHT_GRAY);
            canvas.fillStroke();
            canvas.restoreState();

            PdfContentByte signs = writer.getDirectContent();

            signs.saveState();
            signs.beginText();
            int ini = i-1;
            BaseFont bf = BaseFont.createFont(FONT,BaseFont.IDENTITY_H,true);
            signs.setFontAndSize(bf,14);

            if (cards[ini][1].equals("\u2666") || cards[ini][1].equals("\u2665")) {
              signs.setColorFill(BaseColor.RED);
            } else {
            signs.setColorFill(BaseColor.BLACK);
            }

            signs.setTextMatrix(leftX+56, bottoY+8);
            signs.showText(cards[ini][0]);
            signs.setTextMatrix(leftX+8, bottoY+83);
            signs.showText(cards[ini][0]);
            signs.setTextMatrix(leftX+56, bottoY+22);
            String suit = cards[ini][1];
            signs.showText(suit);
            signs.setTextMatrix(leftX+8, bottoY+69);
            signs.showText(suit);
            signs.setFontAndSize(bf,45);
            signs.setTextMatrix(leftX+18, bottoY+34);
            signs.showText(suit);
            signs.endText();
            signs.restoreState();

            if (i % 4 == 0 ) {
        leftX +=90;
        bottoY +=345;
        }else {
        bottoY -=115;
        }
        }

        document.close();

    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  private static String[][] cardGen(String kind) {
    String[][] deckOfCards= new String[52][2];
    String suits = "\u2665\u2666\u2663\u2660";

    Random generator = new Random();

    if (kind.equals("random")) {

        ArrayList<String> deck = new ArrayList<String>();
        for (int i = 0; i < 13; i++) {
            deck.add(suits);
        }

        ArrayList<Integer> posHolder = new ArrayList<Integer>();
        for (int i = 0; i < 13; i++) {
            posHolder.add(i);
        }

        for (int i = 0; i < 52; i++) {
            int facePos = generator.nextInt(posHolder.size());
            int face = posHolder.get(facePos);

            int whichSuit = generator.nextInt((deck.get(face)).length());

            switch (face+1) {
            case 1: deckOfCards[i][0] = "A"; break;
            case 11: deckOfCards[i][0] = "J"; break;
            case 12: deckOfCards[i][0] = "Q"; break;
            case 13: deckOfCards[i][0] = "K"; break;
            default: deckOfCards[i][0] = Integer.toString(face+1); break;
            }
            deckOfCards[i][1] = "" + (deck.get(face)).charAt(whichSuit);
            deck.set(face,removeCharAt(deck.get(face),whichSuit));
            if (deck.get(posHolder.get(facePos)).length() == 0) {
                posHolder.remove(facePos);
            }
        }
    } else {
        for (int i = 0; i < 52; i++) {
            int num = i/4+1;
            int num1 = i%4;
            switch (num) {
            case 1: deckOfCards[i][0] = "A"; break;
            case 11: deckOfCards[i][0] = "J"; break;
            case 12: deckOfCards[i][0] = "Q"; break;
            case 13: deckOfCards[i][0] = "K"; break;
            default: deckOfCards[i][0] = Integer.toString(num); break;
            }
            deckOfCards[i][1] = "" + suits.charAt(num1);
        }
    }

    return deckOfCards;
}

  private static void addMetaData(Document document) {
    document.addTitle("A Deck Of Cards");
    document.addSubject("My first PDF with the help of Java and iText");
    document.addKeywords("Java, PDF, iText");
    document.addCreator("Nadia Hristova");
  }

  private static void addTitlePage(Document document, String kind)
          throws DocumentException {
        Font font = new Font(FontFamily.HELVETICA,35,Font.BOLDITALIC,BaseColor.WHITE);
        String str = null;
        if (kind.equals("random")) {
            str = "A Randomly Shuffled Deck Of Cards:";
        } else {
            str = "A Deck Of Cards Ordered By Default:";
        }

        Paragraph title = new Paragraph(str, font);
        title.setAlignment(Element.ALIGN_CENTER);
        for (int i = 0; i < 4; i++) {
            document.add(new Phrase("\n"));
        }

        document.add(title);
  }

  private static String removeCharAt(String string, int whichSuit) {
         return string.substring(0, whichSuit) + string.substring(whichSuit + 1);
  }
}