com.vectorprint.report.itext.style.stylers.Table.java Source code

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Here is the source code for com.vectorprint.report.itext.style.stylers.Table.java

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/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.vectorprint.report.itext.style.stylers;

/*
 * #%L
 * VectorPrintReport4.0
 * %%
 * Copyright (C) 2012 - 2013 VectorPrint
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

//~--- non-JDK imports --------------------------------------------------------

import com.itextpdf.text.DocumentException;
import com.itextpdf.text.pdf.PdfPTable;
import com.vectorprint.VectorPrintException;
import com.vectorprint.configuration.parameters.IntParameter;
import com.vectorprint.report.itext.debug.DebuggablePdfPTable;
import com.vectorprint.report.itext.style.parameters.FloatArrayParameter;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

//~--- JDK imports ------------------------------------------------------------

/**
 * setup a table
 * @author Eduard Drenth at VectorPrint.nl
 */
public class Table extends Spacing {

    public static final String NUMCOLPARAM = "columns";
    public static final String NUMHEADERROWS = "headerrows";
    public static final String NUMFOOTERROWS = "footerrows";
    public static final String WIDTHSPARAM = "widths";
    public static final String RELATIVEWIDTHPARAM = "relativewidth";

    public Table() {
        addParameter(new IntParameter(NUMCOLPARAM, "number of colummns (2)").setDefault(2), Table.class);
        addParameter(new IntParameter(NUMFOOTERROWS, "number of footer rows"), Table.class);
        addParameter(new IntParameter(NUMHEADERROWS, "number of header rows"), Table.class);
        addParameter(new FloatArrayParameter(WIDTHSPARAM, "widths of the columns (50, 50)")
                .setDefault(new float[] { 50f, 50f }), Table.class);
        addParameter(new IntParameter(RELATIVEWIDTHPARAM, "relative width of the table (percentage default 100)")
                .setDefault(100), Table.class);
    }

    private PdfPTable style(PdfPTable t) throws VectorPrintException {
        super.style(t, null);
        t.setWidthPercentage(getRelwidth());

        try {
            float[] w = getWidths();

            t.setWidths(w);
            t.setTotalWidth(w);
            t.setHeaderRows(getHeaderrows());
            t.setFooterRows(getFooterrows());
        } catch (DocumentException ex) {
            throw new VectorPrintException("number of widths differs from number of columns in table", ex);
        }

        return t;
    }

    @Override
    public <E> E style(E text, Object data) throws VectorPrintException {
        if (text == null) {
            return (E) style(new DebuggablePdfPTable(getColumns()), data);
        } else {
            return (E) style((PdfPTable) text);
        }
    }

    @Override
    public boolean creates() {
        return true;
    }

    public int getRelwidth() {
        return getValue(RELATIVEWIDTHPARAM, Integer.class);
    }

    public void setRelwidth(int relwidth) {
        setValue(RELATIVEWIDTHPARAM, relwidth);
    }

    public int getColumns() {
        return getValue(NUMCOLPARAM, Integer.class);
    }

    public void setColumns(int columns) {
        setValue(NUMCOLPARAM, columns);
    }

    public int getHeaderrows() {
        return getValue(NUMHEADERROWS, Integer.class);
    }

    public void setHeaderrows(int headerrows) {
        setValue(NUMHEADERROWS, headerrows);
    }

    public int getFooterrows() {
        return getValue(NUMFOOTERROWS, Integer.class);
    }

    public void setFooterrows(int footerrows) {
        setValue(NUMFOOTERROWS, footerrows);
    }

    public float[] getWidths() {
        return getValue(WIDTHSPARAM, float[].class);
    }

    public void setWidths(float[] widths) {
        setValue(WIDTHSPARAM, widths);
    }

    private static final Class<Object>[] classes = new Class[] { PdfPTable.class };
    private static final Set<Class> c = Collections.unmodifiableSet(new HashSet<Class>(Arrays.asList(classes)));

    @Override
    public Set<Class> getSupportedClasses() {
        return c;
    }

    @Override
    public String getHelp() {
        return "Specify settings and create a table." + " " + super.getHelp();
    }
}