open-JSD-4334/src/com/fr/plugin/shdcmap/ui/ImageChooserPane.java

package com.fr.plugin.shdcmap.ui;

import com.bulenkov.iconloader.util.Base64Converter;
import com.fr.base.BaseUtils;
import com.fr.base.Style;
import com.fr.design.beans.BasicBeanPane;
import com.fr.design.gui.ibutton.UIButton;
import com.fr.design.gui.ilable.UILabel;
import com.fr.design.layout.TableLayout;
import com.fr.design.layout.TableLayoutHelper;
import com.fr.design.style.background.image.ImageFileChooser;
import com.fr.design.style.background.image.ImagePreviewPane;
import com.fr.design.utils.ImageUtils;
import com.fr.general.ImageWithSuffix;
import com.fr.general.xml.GeneralXMLTools;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.File;

public class ImageChooserPane extends BasicBeanPane<ImageEntity> {
    private ImageFileChooser imageChooser;
    private ImagePreviewPane imagePreview;

    private UIButton imagebtn;

    private ImageEntity imageEntity;

    private CustomStylePane stylePane;

    public ImageChooserPane(){
        this.setLayout(new BorderLayout());

        imagePreview = new ImagePreviewPane();
        imageEntity = new ImageEntity();
        imagebtn = new UIButton("选择图标");
        UILabel imageLab = new UILabel("点图标");

        double p = TableLayout.PREFERRED;
        double f = TableLayout.FILL;
        double[] columnSize = {p, f};
        double[] rowSize = {p, p, p};
        Component[][] acomponents = new Component[][]{
            new Component[]{imageLab, imagebtn},
            new Component[]{null, imagePreview}
        };

        JPanel panel = TableLayoutHelper.createTableLayoutPane(acomponents,rowSize,columnSize);

        this.add(panel, BorderLayout.CENTER);

        this.setVisible(true);

        imageChooser = new ImageFileChooser();
        imageChooser.setMultiSelectionEnabled(false);
        initLiseners();
    }

    private void initLiseners() {
        this.imagebtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                int returnVal = imageChooser.showOpenDialog(ImageChooserPane.this);
                if (returnVal != JFileChooser.CANCEL_OPTION) {
                    dealWithImageFile();
                    if (null != ImageChooserPane.this.stylePane) {
                        ImageChooserPane.this.stylePane.attributeChanged();
                    }
                }
            }
        });
    }

    private void dealWithImageFile() {
        final File selectedFile = imageChooser.getSelectedFile();
        if (selectedFile != null && selectedFile.isFile()) {
            BufferedImage image = BaseUtils.readImage(selectedFile.getPath());
            if (null == image) {
                return;
            }
            if (image.getWidth() > 300 || image.getHeight() > 300) {
                JOptionPane.showMessageDialog(null,
                        "图片太大，请重新选择！大小不超过300*300，当前尺寸：" + image.getWidth() + "*" + image.getHeight(),
                        "信息提示",
                        JOptionPane.ERROR_MESSAGE);
                return;
            }

            String type = ImageUtils.getImageType(selectedFile);
            String iconBase64 = Base64Converter.encode(GeneralXMLTools.imageEncode(image, type));

            if (null == this.imageEntity) {
                this.imageEntity = new ImageEntity();
            }
            this.imageEntity.setImagestr(iconBase64);
            this.imageEntity.setImagetype(type);
            this.imageEntity.setWidth(image.getWidth());
            this.imageEntity.setHeight(image.getHeight());

            if (imagePreview != null) {
                ImageWithSuffix imageWithSuffix = new ImageWithSuffix(image, type);
                imagePreview.setImageStyle(Style.getInstance());
                imagePreview.setImageWithSuffix(imageWithSuffix);
                imagePreview.repaint();
            }
        }
    }
    @Override
    public void populateBean(ImageEntity ob) {
        if (null == ob || null == ob.getImagestr() || "".equals(ob.getImagestr())) {
            this.imageEntity = new ImageEntity();
            this.imagePreview.setImage(null);
            this.imagePreview.repaint();
            new ImagePreviewPane();
            return;
        }
        this.imageEntity = ob;
        BufferedImage image = (BufferedImage)GeneralXMLTools.imageDecode(Base64Converter.decode(ob.getImagestr().getBytes()));
        if (imagePreview != null && null != image) {
            ImageWithSuffix imageWithSuffix = new ImageWithSuffix(image, ob.getImagetype());
            imagePreview.setImageStyle(Style.getInstance());
            imagePreview.setImageWithSuffix(imageWithSuffix);
            imagePreview.repaint();
        }
    }

    @Override
    public ImageEntity updateBean() {
        return this.imageEntity;
    }

    @Override
    protected String title4PopupWindow() {
        return "点图标设置";
    }

    public void setStylePane(CustomStylePane stylePane) {
        this.stylePane = stylePane;
    }
}