org.wicketstuff.yui.markup.html.cropp.CropImageModalWindow.java Source code

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Here is the source code for org.wicketstuff.yui.markup.html.cropp.CropImageModalWindow.java

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/**
 * 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 org.wicketstuff.yui.markup.html.cropp;

import java.awt.Rectangle;
import java.io.FileInputStream;
import java.io.InputStream;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow;
import org.apache.wicket.model.ResourceModel;
import org.apache.wicket.util.lang.Objects;

/**
 * @author wickeria at gmail.com
 */
public abstract class CropImageModalWindow extends ModalWindow {

    private static final long serialVersionUID = 1L;
    private YuiImageCropperSettings yuiImageCropperSettings;

    public CropImageModalWindow(String id, final YuiImageCropperSettings settings) {
        super(id);
        this.yuiImageCropperSettings = settings;
        setWidthUnit("em");
        setInitialWidth(43);
        setUseInitialHeight(false);
        setCookieName("cropp-image-editor");
        setTitle(new ResourceModel("title"));
        setContent(new CropImagePanel(getContentId(), 1024, 768,
                (YuiImageCropperSettings) Objects.cloneObject(yuiImageCropperSettings)) {
            private static final long serialVersionUID = 1L;

            @Override
            protected void onCropImage(InputStream is, String fileName, String mimeType, AjaxRequestTarget target) {
                close(target);
                CropImageModalWindow.this.onCropImage(is, fileName, mimeType, target);
            }

            @Override
            protected void onCancel(AjaxRequestTarget target) {
                close(target);
            }

            @Override
            protected InputStream createCrop(FileInputStream fileInputStream, Rectangle rectangle) {
                return CropImageModalWindow.this.createCrop(fileInputStream, rectangle);
            }

            @Override
            protected InputStream createThumbnail(InputStream is, int resultImageWidth, int resultImageHeight,
                    boolean ratio) {
                return CropImageModalWindow.this.createThumbnail(is, resultImageWidth, resultImageHeight, ratio);
            }
        });
    }

    protected abstract InputStream createThumbnail(InputStream is, int resultImageWidth, int resultImageHeight,
            boolean ratio);

    protected abstract InputStream createCrop(FileInputStream fileInputStream, Rectangle rectangle);

    protected abstract void onCropImage(InputStream is, String fileName, String mimeType, AjaxRequestTarget target);
}