domain.reports.menu.PDFReportMenu.java Source code

Introduction

Here is the source code for domain.reports.menu.PDFReportMenu.java

Source

package domain.reports.menu;

import java.io.ByteArrayOutputStream;
import com.lowagie.text.*;
import com.lowagie.text.pdf.*;

import dinamica.*;

/**
 * Reporte de los menus e items con su servicio
 * <br><br>
 * (c) 2007 Martin Cordova<br>
 * This code is released under the LGPL license<br>
 * Dinamica Framework - http://www.martincordova.com
 * @author Martin Cordova (dinamica@martincordova.com)
 * */
public class PDFReportMenu extends AbstractPDFOutput {

    //parametros requeridos para el footer
    PdfTemplate tpl = null;
    BaseFont bf = null;
    PdfContentByte cb = null;
    Image img = null;
    Font tblHeaderFont = null;
    Font tblBodyFont = null;

    //cambiar: parametros generales del reporte   
    String reportTitle = ""; //lo lee de config.xml por defecto
    String footerText = ""; //lo lee de web.xml o config.xml por defecto
    String logoPath = "/images/logo-dinamica.png"; //ubicacion del logotipo
    String pageXofY = " de "; //texto por defecto para Pagina X de Y

    @Override
    protected void createPDF(GenericTransaction data, ByteArrayOutputStream buf) throws Throwable {

        //inicializar documento: tamano de pagina, orientacion, margenes
        Document doc = new Document();
        PdfWriter docWriter = PdfWriter.getInstance(doc, buf);
        doc.setPageSize(PageSize.LETTER.rotate());
        doc.setMargins(30, 30, 30, 40);

        doc.open();

        //crear fonts por defecto
        tblHeaderFont = new Font(Font.HELVETICA, 10f, Font.BOLD);
        tblBodyFont = new Font(Font.HELVETICA, 10f, Font.NORMAL);

        //definir pie de pagina del lado izquierdo
        String footerText = this.getFooter(); //read it from config.xml or web.xml
        String reportDate = StringUtil.formatDate(new java.util.Date(), "dd-MM-yyyy HH:mm");

        //crear template (objeto interno de IText) y manejador de evento 
        //para imprimir el pie de pagina
        bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
        cb = docWriter.getDirectContent();
        tpl = cb.createTemplate(20, 14);
        docWriter.setPageEvent(new PDFPageEvents(footerText, pageXofY, tpl, bf, cb, reportDate));

        //titulo - lo lee de config.xml por defecto
        reportTitle = getReportTitle();
        Paragraph t = new Paragraph(reportTitle, new Font(Font.HELVETICA, 14f, Font.BOLD));
        t.setAlignment(Rectangle.ALIGN_RIGHT);
        doc.add(t);

        //logo
        img = Image.getInstance(getImage(this.getServerBaseURL() + logoPath, false));
        img.scalePercent(100);
        float imgY = doc.top() - img.getHeight();
        float imgX = doc.left();
        img.setAbsolutePosition(imgX, imgY);
        doc.add(img);

        //blank line
        doc.add(new Paragraph(" "));
        //blank line
        doc.add(new Paragraph(" "));
        //blank line
        doc.add(new Paragraph(" "));

        //for each master record print a master/detail section
        MasterDetailReader dataobj = (MasterDetailReader) data;
        Recordset master = dataobj.getRecordset("master");
        master.top();
        while (master.next()) {
            //blank line
            doc.add(new Paragraph(" "));

            //print master section
            doc.add(getGroupMaster(master));

            //print detail section
            doc.add(getGroupDetail(master, dataobj.getDetail(master)));

        }

        //print grand total
        doc.add(new Paragraph(" "));

        doc.close();
        docWriter.close();

    }

    /**
    * Return group header (master)
    * @param master Recordset containing master records
    * @return
    * @throws Throwable
    */
    Paragraph getGroupMaster(Recordset master) throws Throwable {

        String text = "Aplicacin: " + master.getString("aplication") + "\n";
        text = text + "Men: " + master.getString("title");

        Paragraph t = new Paragraph(text, new Font(Font.HELVETICA, 12f, Font.BOLD));
        t.setAlignment(Rectangle.ALIGN_LEFT);
        return t;

    }

    /**
     * Return a report section formatted as a table
     * @param data
     * @return
     */
    PdfPTable getGroupDetail(Recordset master, Recordset detail) throws Throwable {

        //cols
        PdfPTable datatable = new PdfPTable(2);

        //header
        datatable.getDefaultCell().setPadding(1);
        int headerwidths[] = { 50, 50 }; // percentage
        datatable.setWidths(headerwidths);
        datatable.setWidthPercentage(70); // percentage
        datatable.setHorizontalAlignment(Element.ALIGN_CENTER);
        datatable.getDefaultCell().setBorderWidth(1);
        datatable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);

        PdfPCell c = null;
        String v = "";

        //encabezados de columnas
        c = new PdfPCell(new Phrase("ITEMS DEL MEN", tblHeaderFont));
        c.setGrayFill(0.95f);
        c.setColspan(2);
        c.setHorizontalAlignment(Element.ALIGN_CENTER);
        datatable.addCell(c);

        c = new PdfPCell(new Phrase("Item del men", tblHeaderFont));
        c.setGrayFill(0.95f);
        c.setHorizontalAlignment(Element.ALIGN_CENTER);
        datatable.addCell(c);

        c = new PdfPCell(new Phrase("Servicio", tblHeaderFont));
        c.setGrayFill(0.95f);
        c.setHorizontalAlignment(Element.ALIGN_CENTER);
        datatable.addCell(c);

        while (detail.next()) {
            v = detail.getString("description");
            c = new PdfPCell(new Phrase(v, tblBodyFont));
            c.setHorizontalAlignment(Element.ALIGN_LEFT);
            datatable.addCell(c);

            v = detail.getString("path");
            c = new PdfPCell(new Phrase(v, tblBodyFont));
            c.setHorizontalAlignment(Element.ALIGN_LEFT);
            datatable.addCell(c);
        }

        datatable.setSpacingBefore(20);
        return datatable;

    }

}