net.sf.jasperreports.engine.export.AbstractPdfTextRenderer.java Source code

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Here is the source code for net.sf.jasperreports.engine.export.AbstractPdfTextRenderer.java

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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2013 Jaspersoft Corporation. All rights reserved.
 * http://www.jaspersoft.com
 *
 * Unless you have purchased a commercial license agreement from Jaspersoft,
 * the following license terms apply:
 *
 * This program is part of JasperReports.
 *
 * JasperReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JasperReports 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.jasperreports.engine.export;

import net.sf.jasperreports.engine.DefaultJasperReportsContext;
import net.sf.jasperreports.engine.JRPrintText;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.type.RunDirectionEnum;

import com.lowagie.text.Element;
import com.lowagie.text.pdf.PdfContentByte;

/**
 * @author Teodor Danciu (teodord@users.sourceforge.net)
 * @version $Id: AbstractPdfTextRenderer.java 5878 2013-01-07 20:23:13Z teodord $
 */
public abstract class AbstractPdfTextRenderer extends AbstractTextRenderer {
    /**
     * 
     */
    protected JRPdfExporter pdfExporter;
    protected PdfContentByte pdfContentByte;
    protected int horizontalAlignment;
    protected float leftOffsetFactor;
    protected float rightOffsetFactor;

    /**
     * @deprecated Replaced by {@link #AbstractPdfTextRenderer(JasperReportsContext, boolean)}.
     */
    public AbstractPdfTextRenderer(boolean ignoreMissingFont) {
        this(DefaultJasperReportsContext.getInstance(), ignoreMissingFont);
    }

    /**
     * 
     */
    public AbstractPdfTextRenderer(JasperReportsContext jasperReportsContext, boolean ignoreMissingFont) {
        super(jasperReportsContext, false, ignoreMissingFont);
    }

    /**
     * 
     */
    public void initialize(JRPdfExporter pdfExporter, PdfContentByte pdfContentByte, JRPrintText text, int offsetX,
            int offsetY) {
        this.pdfExporter = pdfExporter;
        this.pdfContentByte = pdfContentByte;

        horizontalAlignment = Element.ALIGN_LEFT;
        leftOffsetFactor = 0f;
        rightOffsetFactor = 0f;

        //FIXMETAB 0.2f was a fair approximation
        switch (text.getHorizontalAlignmentValue()) {
        case JUSTIFIED: {
            horizontalAlignment = Element.ALIGN_JUSTIFIED_ALL;
            leftOffsetFactor = 0f;
            rightOffsetFactor = 0f;
            break;
        }
        case RIGHT: {
            if (text.getRunDirectionValue() == RunDirectionEnum.LTR) {
                horizontalAlignment = Element.ALIGN_RIGHT;
            } else {
                horizontalAlignment = Element.ALIGN_LEFT;
            }
            leftOffsetFactor = -0.2f;
            rightOffsetFactor = 0f;
            break;
        }
        case CENTER: {
            horizontalAlignment = Element.ALIGN_CENTER;
            leftOffsetFactor = -0.1f;
            rightOffsetFactor = 0.1f;
            break;
        }
        case LEFT:
        default: {
            if (text.getRunDirectionValue() == RunDirectionEnum.LTR) {
                horizontalAlignment = Element.ALIGN_LEFT;
            } else {
                horizontalAlignment = Element.ALIGN_RIGHT;
            }
            leftOffsetFactor = 0f;
            rightOffsetFactor = 0.2f;
            break;
        }
        }

        super.initialize(text, offsetX, offsetY);
    }
}