de.knurt.heinzelmann.util.itext.ImageFactoryDefault.java Source code

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Here is the source code for de.knurt.heinzelmann.util.itext.ImageFactoryDefault.java

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/*
 * Copyright 2005 - 2012 by KNURT Systeme (http://www.knurt.de)
 *
 * Licensed under the Creative Commons License Attribution-NonCommercial 3.0 Unported;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://creativecommons.org/licenses/by-nc/3.0/
 *
 * 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 de.knurt.heinzelmann.util.itext;

import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;

import com.itextpdf.text.BadElementException;
import com.itextpdf.text.Image;

/**
 * create images default implementation
 * 
 * @since 06/14/2012
 * @author danieloltmanns@knurt.de
 */
public class ImageFactoryDefault implements ImageFactory {

    private ResizeMode rmUsed;

    public ImageFactoryDefault() {
        this(ResizeMode.SCALE_TO_FIT);
    }

    public ImageFactoryDefault(ResizeMode mode) {
        this.rmUsed = mode;
    }

    /**
     * scale image using {@link ResizeMode}
     */
    @Override
    public Image getImageFromFileResource(File image, float width, float height, float absoluteX, float absoluteY)
            throws BadElementException, MalformedURLException, IOException {
        Image result = Image.getInstance(image.getAbsolutePath());
        switch (rmUsed) {
        case SCALE_TO_FIT:
            result.scaleToFit(width, height);
            break;
        case SKEW:
            if (result.getScaledWidth() != width) {
                result.scaleAbsoluteWidth(width);
            }
            if (result.getScaledHeight() != height) {
                result.scaleAbsoluteHeight(height);
            }
            break;
        }
        result.setAbsolutePosition(absoluteX, absoluteY);
        return result;
    }
}