root/graph/JavaPopWeb/src/jp/ac/nime/computer/grpsimulator/DlgHistogram.java

DEFINITIONS

1. DlgHistogram
2. initComponents
3. setHistogram
4. setParameterType
5. setEnableBinaryMode
6. getParameterType
7. getParameters
8. requireSrc
9. actionPerformed
10. addActionListener
11. removeActionListener

package jp.ac.nime.computer.grpsimulator;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.TitledBorder;

/** 画像変換 ヒストグラム表示 パラメタ設定ダイアログ
 *
 * @version 1.0.0
 * @author  igarashi
 */
public class DlgHistogram extends JPanel
        implements ParameterSetting, ActionListener
{
        private int paramType_;
        private HistogramViewPanel histView_;
        private ActionListener actionListener_;
        private JPanel addPanel_;
        private JLabel limitLabel_;
        private JButton autoBtn_;
        private boolean bBinaryModeEnable_;

        /** Creates new form DlgHistogram */
        public DlgHistogram() {
                initComponents();
        }

        /** This method is called from within the constructor to initialize the form.
         */
        private void initComponents() {
                setBorder(new TitledBorder(GrpSim.res_.getString("DlgHistogramCaption")));
                setLayout(new BorderLayout());

                JPanel mainPanel = new JPanel();
                mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));
                add(mainPanel, BorderLayout.NORTH);

                histView_ = new HistogramViewPanel(320,240);    // ヒストグラム表示の大きさ
                histView_.addActionListener(this);
                mainPanel.add(histView_);

                JPanel staticsPanel = new JPanel();
                staticsPanel.setLayout(new BorderLayout());
                mainPanel.add(staticsPanel);

                JLabel label;
                label = new JLabel();
                label.setHorizontalAlignment(SwingConstants.LEFT);
                label.setText("0");
                staticsPanel.add(label, BorderLayout.WEST);
                label = new JLabel();
                label.setHorizontalAlignment(SwingConstants.CENTER);
                label.setText("50");
                staticsPanel.add(label, BorderLayout.CENTER);
                label = new JLabel();
                label.setHorizontalAlignment(SwingConstants.RIGHT);
                label.setText("100");
                staticsPanel.add(label, BorderLayout.EAST);

                addPanel_ = new JPanel();
                addPanel_.setLayout(new FlowLayout(FlowLayout.RIGHT,10,2));
                mainPanel.add(addPanel_);
        }


        public boolean setHistogram( int[] histogram ) {
                return histView_.setHistogram( histogram );
        }

        public void setParameterType( int paramType ) {
                paramType_ = paramType;
        }

        public void setEnableBinaryMode(boolean bEnable) {
                addPanel_.removeAll();
                if (bEnable) {
                        JLabel jLabel = new JLabel();
                        jLabel.setText(GrpSim.res_.getString("DlgHistogramLimitLabel"));
                        addPanel_.add(jLabel);
                        limitLabel_ = new JLabel();
                        limitLabel_.setText("---");
                        addPanel_.add(limitLabel_);
                        autoBtn_ = new JButton();
                        autoBtn_.setText(GrpSim.res_.getString("DlgHistogramAutoButton"));
                        autoBtn_.addActionListener(new ActionListener() {
                                public void actionPerformed(ActionEvent evt) {
                                        histView_.autoBinarySelect();
                                }
                        });
                        addPanel_.add(autoBtn_);
                }
                bBinaryModeEnable_ = bEnable;
        }

        /** 変換の種類を取得します
         * @return 変換の種類を表す値
         */
        public int getParameterType() {
                return paramType_;
        }

        /** 変換のパラメータを取得します
         * @return パラメータを表す配列。内容については変換の種類に依存します。
         */
        public int[] getParameters() {
                return histView_.getParameters();
        }

        /** 変換元画像を必要とするかどうかを返す
         * @return 変換元画像を必要とするならtrueを返す
         */
        public boolean requireSrc() {
                return true;
        }

        /**
         *  イベント探知
         */
        public void actionPerformed(ActionEvent e) {
                if (bBinaryModeEnable_) {
                        int limit = histView_.getMinimum();
                        if (limit == -1) {
                                limitLabel_.setText("---");
                        } else {
                                String buf = "000" + String.valueOf(limit);
                                limitLabel_.setText(buf.substring(buf.length()-3));
                        }
                }
                actionListener_.actionPerformed(
                        new ActionEvent(this,ActionEvent.ACTION_PERFORMED,"ParameterChanged")
                );
        }

        public void addActionListener(ActionListener listener) {
                actionListener_ = AWTEventMulticaster.add(actionListener_, listener);
        }
        public void removeActionListener(ActionListener listener) {
                actionListener_ = AWTEventMulticaster.remove(actionListener_, listener);
        }
}