corner.orm.tapestry.pdf.components.PdfText.java Source code

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Here is the source code for corner.orm.tapestry.pdf.components.PdfText.java

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// Copyright 2007 the original author or authors.
// site: http://www.bjmaxinfo.com
// file: $Id: PdfText.java 3678 2007-11-14 04:43:52Z jcai $
// created at:2007-07-31
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package corner.orm.tapestry.pdf.components;

import java.io.IOException;

import org.apache.hivemind.util.Defense;
import org.apache.tapestry.annotations.Parameter;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.TextField;

import corner.orm.tapestry.pdf.PdfSystemException;
import corner.orm.tapestry.pdf.PdfUtils;
import corner.orm.tapestry.pdf.PdfWriterDelegate;

/**
 * pdfTextField
 * 
 * @author jcai
 * @author <a href=mailto:Ghostbb@bjmaxinfo.com>Ghostbb</a>
 * @version $Revision: 3678 $
 * @since 2.3.7
 */
public abstract class PdfText extends AbstractPdfComponent {

    /** ?* */
    @Parameter
    public abstract boolean isMultiline();

    @Parameter(required = true)
    public abstract String getValue();

    @Parameter(defaultValue = "0")
    public abstract float getFontSize();

    @Parameter(defaultValue = "false")
    public abstract boolean isAlignCenter();

    /**
     * @see corner.orm.tapestry.pdf.components.AbstractPdfComponent#renderPdf(corner.orm.tapestry.pdf.PdfWriterDelegate, com.lowagie.text.Document)
     */
    @Override
    public void renderPdf(PdfWriterDelegate writer, Document doc) {
        Defense.notNull(getRectangle(), "TextField?");
        String[] p = getRectangle().split(",");
        Rectangle r = new Rectangle(Float.valueOf(p[0]), Float.valueOf(p[1]), Float.valueOf(p[2]),
                Float.valueOf(p[3]));

        TextField tf = getFieldCreator().createTextField(writer.getPdfWriter(), r, this.getId());

        tf.setOptions(TextField.READ_ONLY);

        if (isMultiline()) {
            tf.setOptions(TextField.MULTILINE);
        }

        if (isAlignCenter()) {
            tf.setAlignment(Element.ALIGN_CENTER);
        }
        if (getValue() != null) {// 
            tf.setFont(PdfUtils.createSongLightBaseFont());
            if (getFontSize() > 0)
                tf.setFontSize(getFontSize());
            tf.setText(getValue());
        }
        try {
            writer.getPdfWriter().addAnnotation(tf.getTextField());
        } catch (IOException e) {
            throw new PdfSystemException(e);
        } catch (DocumentException e) {
            throw new PdfSystemException(e);
        }
    }
}