package it.stefanochizzolini.clown.samples;

import it.stefanochizzolini.clown.documents.Document;
import it.stefanochizzolini.clown.documents.Page;
import it.stefanochizzolini.clown.documents.Pages;
import it.stefanochizzolini.clown.documents.PageFormat;
import it.stefanochizzolini.clown.documents.contents.composition.AlignmentXEnum;
import it.stefanochizzolini.clown.documents.contents.composition.AlignmentYEnum;
import it.stefanochizzolini.clown.documents.contents.composition.PrimitiveFilter;
import it.stefanochizzolini.clown.documents.contents.fonts.StandardType1Font;
import it.stefanochizzolini.clown.files.File;

import java.awt.geom.Dimension2D;
import java.awt.geom.Point2D;
import java.util.EnumSet;

/**
  This sample generates a series of pages from the default page formats available,
  both in size and orientation.

  @author Stefano Chizzolini (http://www.stefanochizzolini.it)
  @version 0.0.6
*/
public class PageFormatSample
  implements ISample
{
  // <dynamic>
  // <interface>
  // <public>
  public void run(
    PDFClownSampleLoader loader
    )
  {
    // 1. PDF file instantiation.
    File file = new File();

    // 2. Get the document associated to the file!
    Document document = file.getDocument();

    // 3. Populate the document!
    populate(document);

    // (boilerplate metadata insertion -- ignore it)
    loader.buildAccessories(document,this.getClass(),"Page Format","page formats");

    // 4. Serialize the PDF file (again, boilerplate code -- see the PDFClownSampleLoader class source code)!
    loader.serialize(file,this.getClass().getSimpleName(),false);
  }
  // </public>

  // <private>
  private void populate(
    Document document
    )
  {
    StandardType1Font bodyFont = new StandardType1Font(
      document,
      StandardType1Font.FamilyNameEnum.Courier,
      true,
      false
      );

    Pages pages = document.getPages();
    for(PageFormat.SizeEnum pageFormat
      : EnumSet.allOf(PageFormat.SizeEnum.class))
    {
      for(PageFormat.OrientationEnum pageOrientation
        : EnumSet.allOf(PageFormat.OrientationEnum.class))
      {
        // Add a page to the document!
        Page page = new Page(document); // Instantiates the page inside the document context.
        pages.add(page); // Puts the page in the pages collection.

        // Set the page size!
        page.setSize(
          PageFormat.getSize(
            pageFormat,
            pageOrientation
            )
          );

        // Drawing the text label on the page...
        Dimension2D pageSize = page.getSize();
        PrimitiveFilter builder = new PrimitiveFilter(page);
        builder.setFont(bodyFont,32);
        builder.showText(
          pageFormat + " (" + pageOrientation + ")",  // Text.
          new Point2D.Double(
            pageSize.getWidth() / 2,
            pageSize.getHeight() / 2
            ), // Location: page center.
          AlignmentXEnum.Center, // Place the text on horizontal center of the location.
          AlignmentYEnum.Middle, // Place the text on vertical middle of the location.
          45 // Rotate the text 45 degrees counterclockwise.
          );
        builder.flush();
      }
    }
  }
}