package tutorial.chapter02;

import com.itextpdf.io.font.constants.StandardFonts;
import com.itextpdf.kernel.font.PdfFontFactory;
import com.itextpdf.kernel.geom.PageSize;
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfPage;
import com.itextpdf.kernel.pdf.PdfWriter;
import com.itextpdf.kernel.pdf.canvas.PdfCanvas;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/**
 * Simple drawing text example.
 */
public class C02E03_StarWars {

    public static final String DEST = "results/chapter02/star_wars.pdf";

    public static void main(String args[]) throws IOException {
        File file = new File(DEST);
        file.getParentFile().mkdirs();
        new C02E03_StarWars().createPdf(DEST);
    }

    public void createPdf(String dest) throws IOException {

        //Initialize PDF document
        PdfDocument pdf = new PdfDocument(new PdfWriter(dest));

        //Add new page
        PageSize ps = PageSize.A4;
        PdfPage page = pdf.addNewPage(ps);

        PdfCanvas canvas = new PdfCanvas(page);

        List<String> text = new ArrayList();
        text.add("         Episode V         ");
        text.add("  THE EMPIRE STRIKES BACK  ");
        text.add("It is a dark time for the");
        text.add("Rebellion. Although the Death");
        text.add("Star has been destroyed,");
        text.add("Imperial troops have driven the");
        text.add("Rebel forces from their hidden");
        text.add("base and pursued them across");
        text.add("the galaxy.");
        text.add("Evading the dreaded Imperial");
        text.add("Starfleet, a group of freedom");
        text.add("fighters led by Luke Skywalker");
        text.add("has established a new secret");
        text.add("base on the remote ice world");
        text.add("of Hoth...");

        //Replace the origin of the coordinate system to the top left corner
        canvas.concatMatrix(1, 0, 0, 1, 0, ps.getHeight());
        canvas.beginText()
                .setFontAndSize(PdfFontFactory.createFont(StandardFonts.COURIER_BOLD), 14)
                .setLeading(14 * 1.2f)
                .moveText(70, -40);
        for (String s : text) {
            //Add text and move to the next line
            canvas.newlineShowText(s);
        }
        canvas.endText();

        //Close document
        pdf.close();

    }
}