// Mainframe class that extends Frame
// Date:  3-9-99

// Give applet access to all the AWT toolkit libraries
import java.awt.*;
import java.awt.event.*;
public class mainframe extends Frame
                      implements ActionListener, ItemListener, MouseListener{

//  declare menu items
private MenuItem exit, window, plan, image, topic, text;
private boolean planFlag, imageFlag, textFlag;
//private CheckboxMenuItem scrollbar;

//private planframe planF;
private imageframe planF, imageF;
private topicfrm topicF;
private textframe textF;

//image arrays for plan and image windows
private Image mainImage[][] = new Image[2][6];
public int imageRow = 0;
public int imageCol = 0;
private Image planImage [] = new Image [6];
private Image imageImage [] = new Image [6];


// constructor with user interaction components
public mainframe (String s, Image imageIn[][], Image planV[], Image imageF[]){
       super (s);                           // call base class constructor to set frame title
       mainImage = imageIn;
       planImage = planV;
       imageImage = imageF;

       addMouseListener (this);
       addWindowListener (new closewindow());
       setBackground (Color.black);

       // create menu bar
       MenuBar bar = new MenuBar ();

       // create File menu items
       Menu fileMenu = new Menu ("File");
       exit = new MenuItem ("Exit");
       exit.addActionListener (this);
       fileMenu.add (exit);
       bar.add (fileMenu);


       // create Window menu items
       Menu windowMenu = new Menu ("Window");
       text = new MenuItem ("Text");
       text.addActionListener (this);
       plan = new MenuItem ("Plan");
       plan.addActionListener (this);
       planFlag = false;
       image = new MenuItem ("Images");
       image.addActionListener (this);
       imageFlag = false;
       //scrollbar = new CheckboxMenuItem ("Scrollbar");
       //scrollbar.addActionListener (this);
       topic = new MenuItem ("Topic Areas");
       topic.addActionListener (this);
       //two.setState(true);

       windowMenu.add (text);
       windowMenu.add (plan);
       windowMenu.add (image);
       //windowMenu.add (scrollbar);
       windowMenu.add (topic);
       //playerMenu.add (new MenuItem ("-"));

       // add menu to menu bar
       bar.add (windowMenu);

       // set the menu bar for the frame
       setMenuBar (bar);
       }

public void drawImage (Graphics g, int r, int c)
//draws the image at the requested row and column
{
    g.drawImage (mainImage[r][c],0,0,600,450,this);
    }

public void paint (Graphics g)
//paints the correct image in the mainframe
{
    g.setColor (Color.black);
    drawImage (g,imageRow,imageCol);
    }

public void update (int newRow)
//updates based on topic change
{
    imageRow = newRow;
    if (textFlag != false)
        textF.newText(imageRow, imageCol);
    //textF.repaint();
    repaint();
    }

public void mousePressed (MouseEvent e){
    /*if (e.isMetaDown() || e.isAltDown()){
        System.out.println ("in right mouse pressed");
        if (imageRow == 0)
            imageRow = 1;
        else
            imageRow = 0;
        }
    else{*/
        if (imageCol < 5)
            imageCol = imageCol + 1;
        else
            imageCol = 0;

    System.out.println ("imageCol = " + imageCol);
    if (imageFlag != false)
        imageF.changeImage (imageCol);
    if (planFlag != false)
        planF.changeImage (imageCol);
    if (textFlag != false)
        textF.newText(imageRow, imageCol);
        //textF.repaint();
    repaint();
    }

public void mouseClicked (MouseEvent e) {}
public void mouseEntered (MouseEvent e) {}
public void mouseExited (MouseEvent e) {}
public void mouseMoved (MouseEvent e) {}
public void mouseReleased (MouseEvent e) {}

public void clear (){
    //game.initBoard (0);   // clear board by setting values to 0
    //game.resetWincode();        whoseTurn = 1;        repaint();
    }

public void actionPerformed (ActionEvent e){
    if (e.getSource() == exit){
        hide ();
        dispose ();
        }

    else if (e.getSource() == text){
        if (textF != null){
            textF.hide();
            textF.dispose();
            }
        textF = new textframe ("Text Information", imageRow, imageCol);
        textF.resize (250,450);
        textF.show ();
        textF.setResizable(false);
        textFlag = true;
        //System.out.println ("Just returned from textframe calls");
        }

    else if (e.getSource() == plan){
        if (planF != null){
            planF.hide();
            planF.dispose();
            }
        planF = new imageframe ("Plan View", planImage, imageCol, this);
        System.out.println ("in plan after constructor call");
        planF.resize (350,244);
        planF.show ();
        planF.setResizable(false);
        planFlag = true;
        }

    else if (e.getSource() == image){
        if (imageF != null){
            imageF.hide();
            imageF.dispose();
            }
        imageF = new imageframe ("Supporting Images", imageImage, imageCol, this);
        System.out.println ("in image after constructor call");
        imageF.resize (350,244);
        imageF.show ();
        imageF.setResizable(false);
        imageFlag = true;
        }

    //else if (e.getSource() == scrollbar){
    //}

    else if (e.getSource() == topic){
        if (topicF != null){
            topicF.hide();
            topicF.dispose();
            }
        topicF = new topicfrm ("Topic Choices", this);
        topicF.resize (250,100);
        topicF.show();
        topicF.setResizable(false);
        }

    }

public void itemStateChanged (ItemEvent e){
    //if (e.getSource() == one) {  // one player selected
    //     nPlayers = 1;             two.setState(false);         }
    // else         if (e.getSource() == two) {  // two players selected
    //     nPlayers = 2;             one.setState(false);
    }
}