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

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Here is the source code for com.vectorprint.report.itext.style.stylers.Page.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%
 */
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.PdfContentByte;
import com.vectorprint.VectorPrintException;
import com.vectorprint.configuration.parameters.ColorParameter;
import com.vectorprint.report.ReportConstants;
import com.vectorprint.report.itext.ItextHelper;
import com.vectorprint.report.itext.style.parameters.FloatParameter;
import java.awt.Color;
import java.util.logging.Level;

/**
 * change page settings, size, margins and background. Size and margins are effective from the page following the
 * current page, background is effective for the current page only
 *
 * @author Eduard Drenth at VectorPrint.nl
 */
public class Page extends AdvancedImpl<Object> {

    public Page() {
        addParameter(new ColorParameter(COLOR_PARAM, "#rgb (background of page MAY HIDE CONTENT!)"), Page.class);

        addParameter(new FloatParameter(ReportConstants.MARGIN.margin_top.name(), "float"), Page.class);
        addParameter(new FloatParameter(ReportConstants.MARGIN.margin_right.name(), "float "), Page.class);
        addParameter(new FloatParameter(ReportConstants.MARGIN.margin_bottom.name(), "float "), Page.class);
        addParameter(new FloatParameter(ReportConstants.MARGIN.margin_left.name(), "float "), Page.class);
        addParameter(new FloatParameter(DocumentSettings.WIDTH, "float ").setDefault(ItextHelper.mmToPts(210f)),
                Page.class);
        addParameter(new FloatParameter(DocumentSettings.HEIGHT, "float ").setDefault(ItextHelper.mmToPts(297f)),
                Page.class);

    }

    @Override
    public <E> E style(E element, Object data) throws VectorPrintException {
        pageSettings();
        return element;
    }

    private void pageSettings() {
        if (getBackground() != null) {
            if (log.isLoggable(Level.FINE)) {
                log.fine("Possibly page background is written on top of page content making it invisible");
            }
            PdfContentByte bg = getWriter().getDirectContentUnder();
            Rectangle rect = getWriter().getPageSize();
            rect.setBackgroundColor(itextHelper.fromColor(getBackground()));
            bg.rectangle(rect);
            bg.closePathFillStroke();
        }
        getDocument().setPageSize(new Rectangle(getWidth(), getHeight()));
        getDocument().setMargins(getMargin_left(), getMargin_right(), getMargin_top(), getMargin_bottom());
    }

    @Override
    public void draw(Rectangle rect, String genericTag) throws VectorPrintException {
        pageSettings();
        super.draw(rect, genericTag);
    }

    public Color getBackground() {
        return getValue(COLOR_PARAM, Color.class);
    }

    public void setBackground(Color background) {
        setValue(COLOR_PARAM, background);
    }

    public float getMargin_top() {
        return getValue(ReportConstants.MARGIN.margin_top.name(), Float.class);
    }

    public void setMargin_top(float margin_top) {
        setValue(ReportConstants.MARGIN.margin_top.name(), margin_top);
    }

    public float getMargin_right() {
        return getValue(ReportConstants.MARGIN.margin_right.name(), Float.class);
    }

    public void setMargin_right(float margin_right) {
        setValue(ReportConstants.MARGIN.margin_right.name(), margin_right);
    }

    public float getMargin_bottom() {
        return getValue(ReportConstants.MARGIN.margin_bottom.name(), Float.class);
    }

    public void setMargin_bottom(float margin_bottom) {
        setValue(ReportConstants.MARGIN.margin_bottom.name(), margin_bottom);
    }

    public float getMargin_left() {
        return getValue(ReportConstants.MARGIN.margin_left.name(), Float.class);
    }

    public void setMargin_left(float margin_left) {
        setValue(ReportConstants.MARGIN.margin_left.name(), margin_left);
    }

    public float getWidth() {
        return getValue(DocumentSettings.WIDTH, Float.class);
    }

    public void setWidth(float width) {
        setValue(DocumentSettings.WIDTH, width);
    }

    public float getHeight() {
        return getValue(DocumentSettings.HEIGHT, Float.class);
    }

    public void setHeight(float height) {
        setValue(DocumentSettings.HEIGHT, height);
    }

    @Override
    public String getHelp() {
        return "Specify settings for the pages following." + " " + super.getHelp();
    }
}