org.geomajas.plugin.print.component.impl.ImageComponentImpl.java Source code

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Here is the source code for org.geomajas.plugin.print.component.impl.ImageComponentImpl.java

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/*
 * This is part of Geomajas, a GIS framework, http://www.geomajas.org/.
 *
 * Copyright 2008-2014 Geosparc nv, http://www.geosparc.com/, Belgium.
 *
 * The program is available in open source according to the GNU Affero
 * General Public License. All contributions in this program are covered
 * by the Geomajas Contributors License Agreement. For full licensing
 * details, see LICENSE.txt in the project root.
 */

package org.geomajas.plugin.print.component.impl;

import org.geomajas.plugin.print.component.LayoutConstraint;
import org.geomajas.plugin.print.component.PdfContext;
import org.geomajas.plugin.print.component.PrintComponentVisitor;
import org.geomajas.plugin.print.component.dto.ImageComponentInfo;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import com.lowagie.text.Image;
import com.lowagie.text.Rectangle;

/**
 * Inclusion of image in printed document.
 * 
 * @author Jan De Moerloose
 */
@Component()
@Scope(value = "prototype")
public class ImageComponentImpl extends AbstractPrintComponent<ImageComponentInfo> {

    /** The (relative) path of the image. */
    private String imagePath;

    /** The image. */
    private Image image;

    public ImageComponentImpl() {
        super("image");
    }

    public ImageComponentImpl(String id, LayoutConstraint constraint) {
        super(id, constraint);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.geomajas.plugin.print.component.impl.ImageComponent#getImagePath()
     */
    public String getImagePath() {
        return imagePath;
    }

    public void setImagePath(String imagePath) {
        this.imagePath = imagePath;
    }

    @SuppressWarnings("deprecation")
    public void render(PdfContext context) {
        context.drawImage(image, getSize(), null);
    }

    @Override
    public void calculateSize(PdfContext context) {
        @SuppressWarnings("deprecation")
        float width = getConstraint().getWidth();
        @SuppressWarnings("deprecation")
        float height = getConstraint().getHeight();
        image = context.getImage(getImagePath());
        if (width == 0 && height == 0) {
            width = image.getWidth();
            height = image.getHeight();
        } else if (width == 0) {
            width = image.getWidth() / image.getHeight() * height;
        } else if (height == 0) {
            height = image.getHeight() / image.getWidth() * width;
        }
        setBounds(new Rectangle(width, height));
    }

    public void fromDto(ImageComponentInfo imageInfo) {
        super.fromDto(imageInfo);
        setImagePath(imageInfo.getImagePath());
    }

    public void accept(PrintComponentVisitor visitor) {
    }
}