TileStretchingDialog.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2023 The Gridarta Developers.
 *
 * This program is 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
package net.sf.gridarta.mainactions;
 
import java.awt.Component;
import java.awt.Dialog.ModalityType;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.util.StringTokenizer;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.text.JTextComponent;
import net.sf.gridarta.gui.utils.GUIConstants;
import net.sf.gridarta.gui.utils.TextComponentUtils;
import net.sf.gridarta.utils.ActionBuilderUtils;
import net.sf.gridarta.utils.NumberUtils;
import net.sf.japi.swing.action.ActionBuilder;
import net.sf.japi.swing.action.ActionBuilderFactory;
import net.sf.japi.swing.action.ActionMethod;
import net.sf.japi.swing.action.ToggleAction;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
 
public class TileStretchingDialog {
 
    @NotNull
    private static final ActionBuilder ACTION_BUILDER = ActionBuilderFactory.getInstance().getActionBuilder("net.sf.gridarta");
 
    @NotNull
    private final JOptionPane optionPane = new JOptionPane();
 
    @NotNull
    private final JButton okButton = new JButton(ACTION_BUILDER.createAction(false, "tileStretchingOkay", this));
 
    @NotNull
    private final JButton cancelButton = new JButton(ACTION_BUILDER.createAction(false, "tileStretchingCancel", this));
 
    @NotNull
    private final JTextComponent heightValueTextField = new JTextField(16);
 
    @NotNull
    private final JTextComponent subLayerTextField = new JTextField(16);
 
    @Nullable
    private JDialog dialog;
 
    private boolean isAbsolute;
 
    public TileStretchingDialog() {
        okButton.setDefaultCapable(true);
        optionPane.setOptions(new Object[] { okButton, cancelButton });
        final JPanel panel = new JPanel();
        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
        panel.setBorder(GUIConstants.DIALOG_BORDER);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "tileStretchingHeightValue.text"));
        panel.add(heightValueTextField);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "tileStretchingSubLayer.text"));
        panel.add(subLayerTextField);
        panel.add(Box.createVerticalStrut(5));
        final ToggleAction isAbsoluteAction = (ToggleAction) ACTION_BUILDER.createToggle(false, "tileStretchingAbsolute", this);
        panel.add(isAbsoluteAction.createCheckBox());
        optionPane.setMessage(panel);
 
        heightValueTextField.setText(ActionBuilderUtils.getString(ACTION_BUILDER, "tileStretchingHeightValue.default"));
        TextComponentUtils.setAutoSelectOnFocus(heightValueTextField);
        isAbsolute = ActionBuilderUtils.getBoolean(ACTION_BUILDER, "tileStretchingAbsolute.default");
        isAbsoluteAction.setSelected(isAbsolute);
        final DocumentListener documentListener = new DocumentListener() {
 
            @Override
            public void insertUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }
 
            @Override
            public void removeUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }
 
            @Override
            public void changedUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }
 
        };
 
        heightValueTextField.getDocument().addDocumentListener(documentListener);
    }
 
    @NotNull
    private final WindowListener windowListener = new WindowListener() {
 
        @Override
        public void windowOpened(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowClosing(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowClosed(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowIconified(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowDeiconified(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowActivated(final WindowEvent e) {
            heightValueTextField.requestFocusInWindow();
            assert dialog != null;
            dialog.removeWindowListener(windowListener);
        }
 
        @Override
        public void windowDeactivated(final WindowEvent e) {
            // ignore
        }
 
    };
 
    private void updateOkButton() {
        okButton.setEnabled(isOkButtonEnabled());
    }
 
    public boolean showTileStretchingDialog(@NotNull final Component parent) {
        final JDialog tmpDialog;
        if (dialog == null) {
            tmpDialog = optionPane.createDialog(parent, ActionBuilderUtils.getString(ACTION_BUILDER, "tileStretchingTitle"));
            dialog = tmpDialog;
            tmpDialog.getRootPane().setDefaultButton(okButton);
            optionPane.selectInitialValue();
            tmpDialog.setModalityType(ModalityType.DOCUMENT_MODAL);
        } else {
            tmpDialog = dialog;
        }
        okButton.setEnabled(isOkButtonEnabled());
        tmpDialog.addWindowListener(windowListener);
        tmpDialog.setVisible(true);
        tmpDialog.removeWindowListener(windowListener);
        return optionPane.getValue() == okButton;
    }
 
    @ActionMethod
    public void tileStretchingOkay() {
        if (isOkButtonEnabled()) {
            optionPane.setValue(okButton);
        }
    }
 
    @ActionMethod
    public boolean isTileStretchingAbsolute() {
        return isAbsolute;
    }
 
    @ActionMethod
    public void setTileStretchingAbsolute(final boolean isAbsolute) {
        this.isAbsolute = isAbsolute;
    }
 
    @ActionMethod
    public void tileStretchingCancel() {
        optionPane.setValue(cancelButton);
    }
 
    private boolean isOkButtonEnabled() {
        return !heightValueTextField.getText().isEmpty();
    }
 
    public int getHeightValue() {
        return NumberUtils.parseInt(heightValueTextField.getText());
    }
 
    @NotNull
    public Integer @NotNull [] getSubLayers() {
        final StringTokenizer st = new StringTokenizer(subLayerTextField.getText(), ",");
        final Integer[] subLayers = new Integer[st.countTokens()];
 
        for (int i = 0; st.hasMoreTokens(); i++) {
            subLayers[i] = NumberUtils.parseInt(st.nextToken());
        }
 
        return subLayers;
    }
 
}