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package bjc.imgchain.pipeline.stages;
import java.awt.BorderLayout;
import java.awt.Image;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import bjc.imgchain.pipeline.StageType;
import bjc.imgchain.utils.Utils;
/**
* Stage which saves an image.
*
* @author Ben Culkin
*
*/
public class SaveStage extends AbstractPipelineStage {
private String fileName;
/**
* Create a stage that saves an image.
*/
public SaveStage() {
super(StageType.IMGSINK);
}
@Override
public Image process(Image inp) {
try {
ImageIO.write(Utils.toBuffered(inp), "PNG", new File(fileName));
} catch (IOException e) {
String msg = String.format("Error: Could not save image %s", fileName);
System.out.printf("%s\n", msg);
e.printStackTrace();
JOptionPane.showInternalMessageDialog(null, msg, "Error saving image",
JOptionPane.ERROR_MESSAGE);
}
return inp;
}
@Override
public String name() {
return "Save Image";
}
@Override
public String description() {
return "Save an image to a file";
}
@Override
public JComponent getEditor() {
JPanel holder = new JPanel();
holder.setLayout(new BorderLayout());
JLabel fileLabel = new JLabel("File");
JTextField fileField = new JTextField(80);
fileField.addPropertyChangeListener("value", (ev) -> {
fileName = fileField.getText();
});
JButton fileButton = new JButton("Select File");
fileButton.addActionListener((ev) -> {
JFileChooser jfc = new JFileChooser();
jfc.setMultiSelectionEnabled(false);
int res = jfc.showSaveDialog(holder);
if (res != JFileChooser.APPROVE_OPTION) {
return;
}
fileField.setText(jfc.getSelectedFile().getAbsolutePath());
});
holder.add(fileLabel, BorderLayout.LINE_START);
holder.add(fileField, BorderLayout.CENTER);
holder.add(fileButton, BorderLayout.LINE_END);
return holder;
}
}
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