/* 
 
Copyright 2006 Rene Grothmann, modified by Eric Hakenholz

This file is part of C.a.R. software.

    C.a.R. is a free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, version 3 of the License.

    C.a.R. is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
 
 package rene.dialogs;

import java.io.File;

import javax.swing.JFileChooser;
import javax.swing.border.TitledBorder;
import javax.swing.filechooser.FileSystemView;
import rene.gui.Global;



/**
 * 
 * @author thecat
 */
public class ExportPictureDlg extends javax.swing.JDialog {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	/** Creates new form ExportPictureDlg */
	public ExportPictureDlg(final java.awt.Frame parent) {
		super(parent, true);
		initComponents();
		final TitledBorder tb = (TitledBorder) jPanelOption.getBorder();
		tb.setTitle(Global.Loc("pngdialog.options"));
		jLabel2.setText(Global.Loc("pngdialog.scale"));
		jLabel3.setText(Global.Loc("pngdialog.originsize"));
		jLabel4.setText(Global.Loc("pngdialog.scaledsize"));
		setPercentScale(100);
		pictureHeight = 0;
		pictureScaledWidth = 0;

		final FileSystemView vueSysteme = FileSystemView.getFileSystemView();
		final File def = vueSysteme.getHomeDirectory();
		final File desk = vueSysteme.getChild(def, "Desktop");
		final File choice = (desk == null) ? def : desk;
		jFileChooser1.setCurrentDirectory(choice);
		jFileChooser1.setAcceptAllFileFilterUsed(false);
		jFileChooser1.addChoosableFileFilter(new ImageFilter());

		jFileChooser1.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(final java.awt.event.ActionEvent evt) {
				if (evt.getActionCommand()
						.equals(JFileChooser.CANCEL_SELECTION)) {
					cancel();
				} else if (evt.getActionCommand().equals(
						JFileChooser.APPROVE_SELECTION)) {
					ok();
				}
			}
		});

		setLocationRelativeTo(parent);
	}

	public boolean select() {
		this.setVisible(true);
		return finalResult;
	}

	private boolean finalResult = false;

	/**
	 * This method is called from within the constructor to initialize the form.
	 * WARNING: Do NOT modify this code. The content of this method is always
	 * regenerated by the Form Editor.
	 */
	// <editor-fold defaultstate="collapsed"
	// desc="Generated Code">//GEN-BEGIN:initComponents
	private void initComponents() {
		java.awt.GridBagConstraints gridBagConstraints;

		jFileChooser1 = new javax.swing.JFileChooser();
		jPanelOption = new javax.swing.JPanel();
		jLabel2 = new javax.swing.JLabel();
		jSliderScale = new javax.swing.JSlider();
		jSpinnerScale = new javax.swing.JSpinner();
		jLabel3 = new javax.swing.JLabel();
		jLabel4 = new javax.swing.JLabel();
		jTextFieldOriginalWidth = new javax.swing.JTextField();
		jLabel5 = new javax.swing.JLabel();
		jTextFieldOriginalHeight = new javax.swing.JTextField();
		jTextFieldScaledWidth = new javax.swing.JTextField();
		jLabel6 = new javax.swing.JLabel();
		jTextFieldScaledHeight = new javax.swing.JTextField();
		jLabel7 = new javax.swing.JLabel();

		getContentPane().setLayout(new java.awt.GridBagLayout());

		jFileChooser1.setDialogType(javax.swing.JFileChooser.SAVE_DIALOG);
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridwidth = 4;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
		gridBagConstraints.weightx = 0.5;
		getContentPane().add(jFileChooser1, gridBagConstraints);

		jPanelOption.setBorder(javax.swing.BorderFactory
				.createTitledBorder("Export options"));
		jPanelOption.setLayout(new java.awt.GridBagLayout());

		jLabel2.setText("Scale:");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 0;
		gridBagConstraints.gridy = 1;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
		gridBagConstraints.insets = new java.awt.Insets(5, 10, 5, 0);
		jPanelOption.add(jLabel2, gridBagConstraints);

		jSliderScale.setMaximum(300);
		jSliderScale.addChangeListener(new javax.swing.event.ChangeListener() {
			public void stateChanged(final javax.swing.event.ChangeEvent evt) {
				jSliderScaleStateChanged(evt);
			}
		});
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 1;
		gridBagConstraints.gridy = 1;
		gridBagConstraints.gridwidth = 8;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.weightx = 0.5;
		gridBagConstraints.insets = new java.awt.Insets(5, 0, 5, 0);
		jPanelOption.add(jSliderScale, gridBagConstraints);

		jSpinnerScale.addChangeListener(new javax.swing.event.ChangeListener() {
			public void stateChanged(final javax.swing.event.ChangeEvent evt) {
				jSpinnerScaleStateChanged(evt);
			}
		});
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 9;
		gridBagConstraints.gridy = 1;
		gridBagConstraints.ipadx = 18;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHEAST;
		gridBagConstraints.insets = new java.awt.Insets(5, 0, 5, 0);
		jPanelOption.add(jSpinnerScale, gridBagConstraints);

		jLabel3.setText("Originale size:");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 0;
		gridBagConstraints.gridy = 2;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
		gridBagConstraints.insets = new java.awt.Insets(0, 10, 5, 0);
		jPanelOption.add(jLabel3, gridBagConstraints);

		jLabel4.setText("Scaled size:");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 0;
		gridBagConstraints.gridy = 3;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
		gridBagConstraints.insets = new java.awt.Insets(0, 10, 5, 0);
		jPanelOption.add(jLabel4, gridBagConstraints);

		jTextFieldOriginalWidth.setEditable(false);
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 1;
		gridBagConstraints.gridy = 2;
		gridBagConstraints.gridwidth = 2;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.ipadx = 50;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jTextFieldOriginalWidth, gridBagConstraints);

		jLabel5.setText("X");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 3;
		gridBagConstraints.gridy = 2;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jLabel5, gridBagConstraints);

		jTextFieldOriginalHeight.setEditable(false);
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 4;
		gridBagConstraints.gridy = 2;
		gridBagConstraints.gridwidth = 2;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.ipadx = 50;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jTextFieldOriginalHeight, gridBagConstraints);

		jTextFieldScaledWidth.setEditable(false);
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 1;
		gridBagConstraints.gridy = 3;
		gridBagConstraints.gridwidth = 2;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.ipadx = 50;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jTextFieldScaledWidth, gridBagConstraints);

		jLabel6.setText("X");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 3;
		gridBagConstraints.gridy = 3;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jLabel6, gridBagConstraints);

		jTextFieldScaledHeight.setEditable(false);
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 4;
		gridBagConstraints.gridy = 3;
		gridBagConstraints.gridwidth = 2;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.ipadx = 50;
		gridBagConstraints.insets = new java.awt.Insets(0, 5, 5, 0);
		jPanelOption.add(jTextFieldScaledHeight, gridBagConstraints);

		jLabel7.setText("%");
		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 10;
		gridBagConstraints.gridy = 1;
		gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
		gridBagConstraints.insets = new java.awt.Insets(5, 4, 5, 0);
		jPanelOption.add(jLabel7, gridBagConstraints);

		gridBagConstraints = new java.awt.GridBagConstraints();
		gridBagConstraints.gridx = 0;
		gridBagConstraints.gridy = 1;
		gridBagConstraints.gridwidth = 4;
		gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
		gridBagConstraints.weightx = 0.5;
		gridBagConstraints.insets = new java.awt.Insets(4, 4, 4, 4);
		getContentPane().add(jPanelOption, gridBagConstraints);

		pack();
	}// </editor-fold>//GEN-END:initComponents

	private void jSpinnerScaleStateChanged(
			final javax.swing.event.ChangeEvent evt) {// GEN-FIRST:event_jSpinnerScaleStateChanged
		final int value = ((Integer) jSpinnerScale.getValue()).intValue();
		setPercentScale(value);
	}// GEN-LAST:event_jSpinnerScaleStateChanged

	private void jSliderScaleStateChanged(
			final javax.swing.event.ChangeEvent evt) {// GEN-FIRST:event_jSliderScaleStateChanged
		final int value = jSliderScale.getValue();
		setPercentScale(value);
	}// GEN-LAST:event_jSliderScaleStateChanged

	public void ok() {
		finalResult = true;
		setVisible(false);
	}

	public void cancel() {
		setVisible(false);
	}

	private int pictureHeight;
	private int pictureWidth;

	private int pictureScaledHeight;
	private int pictureScaledWidth;

	private int percentScale;

	public int getPercentScale() {
		return percentScale;
	}

	public void setPercentScale(final int percentScale) {
		final int oldValue = this.percentScale;
		this.percentScale = percentScale;

		jSpinnerScale.setValue(new Integer(percentScale));
		jSliderScale.setValue(percentScale);

		final double scale = (double) percentScale / 100.0;
		setPictureScaledWidth((int) (pictureWidth * scale));
		setPictureScaledHeight((int) (pictureHeight * scale));

		firePropertyChange("percentScale", oldValue, percentScale);
	}

	// Variables declaration - do not modify//GEN-BEGIN:variables
	private javax.swing.JFileChooser jFileChooser1;
	private javax.swing.JLabel jLabel2;
	private javax.swing.JLabel jLabel3;
	private javax.swing.JLabel jLabel4;
	private javax.swing.JLabel jLabel5;
	private javax.swing.JLabel jLabel6;
	private javax.swing.JLabel jLabel7;
	private javax.swing.JPanel jPanelOption;
	private javax.swing.JSlider jSliderScale;
	private javax.swing.JSpinner jSpinnerScale;
	private javax.swing.JTextField jTextFieldOriginalHeight;
	private javax.swing.JTextField jTextFieldOriginalWidth;
	private javax.swing.JTextField jTextFieldScaledHeight;
	private javax.swing.JTextField jTextFieldScaledWidth;

	// End of variables declaration//GEN-END:variables

	public int getPictureHeight() {
		return pictureHeight;
	}

	public void setPictureHeight(final int pictureHeight) {
		final int oldValue = this.pictureHeight;
		this.pictureHeight = pictureHeight;
		jTextFieldOriginalHeight.setText(new Integer(getPictureHeight())
		.toString());
		firePropertyChange("pictureHeight", oldValue, pictureHeight);
	}

	public int getPictureWidth() {
		return pictureWidth;
	}

	public int getPictureScaledHeight() {
		return pictureScaledHeight;
	}

	public int getPictureScaledWidth() {
		return pictureScaledWidth;
	}

	public void setPictureScaledWidth(final int pictureScaledWidth) {
		final int oldValue = this.pictureScaledWidth;
		this.pictureScaledWidth = pictureScaledWidth;
		jTextFieldScaledWidth.setText(new Integer(getPictureScaledWidth())
		.toString());
		firePropertyChange("pictureScaledWidth", oldValue, pictureScaledWidth);
	}

	public void setPictureWidth(final int pictureWidth) {
		final int oldValue = this.pictureWidth;
		this.pictureWidth = pictureWidth;
		jTextFieldOriginalWidth.setText(new Integer(getPictureWidth())
		.toString());
		firePropertyChange("pictureWidth", oldValue, pictureWidth);
	}

	public void setPictureScaledHeight(final int pictureScaledHeight) {
		final int oldValue = this.pictureScaledHeight;
		this.pictureScaledHeight = pictureScaledHeight;
		jTextFieldScaledHeight.setText(new Integer(getPictureScaledHeight())
		.toString());
		firePropertyChange("pictureScaledHeight", oldValue, pictureScaledHeight);
	}

	public String getFileName() {
		String result = "";
		try {
			final File outputfile = jFileChooser1.getSelectedFile();

			final String strFilename = outputfile.getAbsolutePath();
			final String ext = (outputfile.getAbsolutePath().endsWith(".png")) ? ""
					: ".png";
			result = strFilename + ext;
		} catch (final Exception e) {
			// warning(e.toString());
		}

		return result;
	}

}