/*

  * VdpDebugFrame.java

  *

  * This file is part of JavaGear.

  *

  * JavaGear 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.

  *

  * JavaGear 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 JavaGear; if not, write to the Free Software

  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  */

 package uk.co.javagear;

 import java.awt.GridLayout;

 import java.awt.Label;

 import java.awt.event.ActionEvent;

 import java.awt.event.ActionListener;

 import javax.swing.BorderFactory;

 import javax.swing.JButton;

 import javax.swing.JFrame;

 import javax.swing.JPanel;

 import javax.swing.border.Border;

 /**

  * Extract debug information from VDP.

  *

  * @author Copyright (C) 2002 Chris White

  * @version 17th March 2002

  * @see "JavaGear Final Project Report"

  */

 public final class VdpDebugFrame extends JFrame implements ActionListener {

     // Register Labels

     private Label reg0 = new Label();

     private Label reg1 = new Label();

     private Label reg2 = new Label();

     private Label reg3 = new Label();

     private Label reg4 = new Label();

     private Label reg5 = new Label();

     private Label reg6 = new Label();

     private Label reg7 = new Label();

     private Label reg8 = new Label();

     private Label reg9 = new Label();

     private Label reg10 = new Label();

     // Interrupt Labels

     private Label currentLine = new Label();

     private Label lineCounter = new Label();

     private Label lineInts = new Label();

     private Label lineIntsPending = new Label();

     private Label frameInts = new Label();

     private Label frameIntsPending = new Label();

     private Label z80IntLine = new Label();

     // Background Labels

     private Label bgt = new Label();

     private Label hScroll = new Label();

     private Label vScroll = new Label();

     private Label lockRows = new Label();

     private Label lockColumns = new Label();

     // Sprite Labels

     private Label sat = new Label();

     private Label highSprites = new Label();

     private Label zoomSprites = new Label();

     private Label shiftLeft = new Label();

     private Label spriteOverflow = new Label();

     private JPanel buttons;

     private JButton refresh;

     private JButton cancel;

     /**

      * Pointer to VDP.

      */

     private Vdp vdp;

     public VdpDebugFrame(Vdp v) {

         setTitle("VDP Debug Info");

         this.vdp = v;

         Border raised = BorderFactory.createRaisedBevelBorder();

         Border regBorder = BorderFactory.createTitledBorder(raised, "Registers");

         Border intBorder = BorderFactory.createTitledBorder(raised, "Interrupts");

         Border bgBorder = BorderFactory.createTitledBorder(raised, "Background Layer");

         Border spriteBorder = BorderFactory.createTitledBorder(raised, "Sprite Layer");

         JPanel regPanel = new JPanel(new GridLayout(6, 4)); // h, v, hgap, vgap

         regPanel.setBorder(regBorder);

         regPanel.add(new Label("Reg 0 : "));

         regPanel.add(reg0);

         regPanel.add(new Label("Reg 1 : "));

         regPanel.add(reg1);

         regPanel.add(new Label("Reg 2 : "));

         regPanel.add(reg2);

         regPanel.add(new Label("Reg 3 : "));

         regPanel.add(reg3);

         regPanel.add(new Label("Reg 4 : "));

         regPanel.add(reg4);

         regPanel.add(new Label("Reg 5 : "));

         regPanel.add(reg5);

         regPanel.add(new Label("Reg 6 : "));

         regPanel.add(reg6);

         regPanel.add(new Label("Reg 7 : "));

         regPanel.add(reg7);

         regPanel.add(new Label("Reg 8 : "));

         regPanel.add(reg8);

         regPanel.add(new Label("Reg 9 : "));

         regPanel.add(reg9);

         regPanel.add(new Label("Reg 10: "));

         regPanel.add(reg10);

         JPanel intPanel = new JPanel(new GridLayout(7, 2));

         intPanel.setBorder(intBorder);

         intPanel.add(new Label("Current Line : "));

         intPanel.add(currentLine);

         intPanel.add(new Label("Line Counter : "));

         intPanel.add(lineCounter);

         intPanel.add(new Label("Line Interrupts : "));

         intPanel.add(lineInts);

         intPanel.add(new Label("Line Interrupt Pending  : "));

         intPanel.add(lineIntsPending);

         intPanel.add(new Label("Frame Interrupts : "));

         intPanel.add(frameInts);

         intPanel.add(new Label("Frame Interrupt Pending : "));

         intPanel.add(frameIntsPending);

         intPanel.add(new Label("Z80 Interrupt Line : "));

         intPanel.add(z80IntLine);

         JPanel bgPanel = new JPanel(new GridLayout(5, 2));

         bgPanel.setBorder(bgBorder);

         bgPanel.add(new Label("Background Table : "));

         bgPanel.add(bgt);

         bgPanel.add(new Label("Horizontal Scroll : "));

         bgPanel.add(hScroll);

         bgPanel.add(new Label("Vertical Scroll : "));

         bgPanel.add(vScroll);

         bgPanel.add(new Label("Lock Top Two Rows : "));

         bgPanel.add(lockRows);

         bgPanel.add(new Label("Lock Right Eight Columns : "));

         bgPanel.add(lockColumns);

         JPanel spritePanel = new JPanel(new GridLayout(5, 2));

         spritePanel.setBorder(spriteBorder);

         spritePanel.add(new Label("Sprite Attribute Table : "));

         spritePanel.add(sat);

         spritePanel.add(new Label("8x16 Sprites : "));

         spritePanel.add(highSprites);

         spritePanel.add(new Label("Zoom Sprites : "));

         spritePanel.add(zoomSprites);

         spritePanel.add(new Label("Shift 8 Pixels To Left : "));

         spritePanel.add(shiftLeft);

         spritePanel.add(new Label("Sprite Overflow : "));

         spritePanel.add(spriteOverflow);

         JPanel infoPanel = new JPanel(new GridLayout(2, 2));

         infoPanel.add(bgPanel);

         infoPanel.add(spritePanel);

         infoPanel.add(regPanel);

         infoPanel.add(intPanel);

         buttons = new JPanel(new GridLayout(1, 2));

         refresh = new JButton("Refresh");

         cancel = new JButton("Cancel");

         buttons.add(refresh);

         buttons.add(cancel);

         getContentPane().add(infoPanel);

         getContentPane().add(buttons, "South");

         refresh.addActionListener(this);

         cancel.addActionListener(this);

         setResizable(false);

         pack(); pack();

         refresh();

     }

     public void actionPerformed(ActionEvent evt) {

         if (evt.getSource() == refresh) {

             this.refresh();

         } else if (evt.getSource() == cancel) {

             this.setVisible(false);

         }

     }

     public void refresh() {

         // Set Registers Panel

         reg0.setText(Integer.toBinaryString(vdp.getReg(0)));

         reg1.setText(Integer.toBinaryString(vdp.getReg(1)));

         reg2.setText(Integer.toBinaryString(vdp.getReg(2)));

         reg3.setText(Integer.toBinaryString(vdp.getReg(3)));

         reg4.setText(Integer.toBinaryString(vdp.getReg(4)));

         reg5.setText(Integer.toBinaryString(vdp.getReg(5)));

         reg6.setText(Integer.toBinaryString(vdp.getReg(6)));

         reg7.setText(Integer.toBinaryString(vdp.getReg(7)));

         reg8.setText(Integer.toBinaryString(vdp.getReg(8)));

         reg9.setText(Integer.toBinaryString(vdp.getReg(9)));

         reg10.setText(Integer.toBinaryString(vdp.getReg(10)));

         // Set Interrupt Panel

         currentLine.setText(Integer.toString(vdp.getLineNo()));

         lineCounter.setText(Integer.toString(vdp.getCounter()) + " / " +

                 Integer.toString(vdp.getReg(10)));

         if ((vdp.getReg(0) & 0x10) == 0x10) {

             lineInts.setText("Enabled");

         } else {

             lineInts.setText("Disabled");

         }

         lineIntsPending.setText(new Boolean(vdp.getLineIntPending()).toString());

         if ((vdp.getReg(1) & 0x20) == 0x20) {

             frameInts.setText("Enabled");

         } else {

             frameInts.setText("Disabled");

         }

         frameIntsPending.setText(new Boolean(vdp.getFrameIntPending()).toString());

         z80IntLine.setText(new Boolean(vdp.getIrqStatus()).toString());

         // Set Background Panel

         bgt.setText("0x" + Integer.toHexString((vdp.getReg(2) & 0x0f & ~0x01) << 10));

         hScroll.setText(Integer.toString(vdp.getReg(8)));

         vScroll.setText(Integer.toString(vdp.getReg(9)));

         if ((vdp.getReg(0) & 0x40) == 0x40) {

             lockRows.setText("Enabled");

         } else {

             lockRows.setText("Disabled");

         }

         if ((vdp.getReg(0) & 0x80) == 0x80) {

             lockColumns.setText("Enabled");

         } else {

             lockColumns.setText("Disabled");

         }

         // Set Sprite Panel

         sat.setText("0x" + Integer.toHexString((vdp.getReg(5) & ~0x01 & ~0x80) << 7));

         if ((vdp.getReg(1) & 0x02) == 0x02) {

             highSprites.setText("Enabled");

         } else {

             highSprites.setText("Disabled");

         }

         if ((vdp.getReg(1) & 0x01) == 0x01) {

             zoomSprites.setText("Enabled");

         } else {

             zoomSprites.setText("Disabled");

         }

         if ((vdp.getReg(0) & 0x08) == 0x08) {

             shiftLeft.setText("Enabled");

         } else {

             shiftLeft.setText("Disabled");

         }

         spriteOverflow.setText(new Boolean(vdp.getSpriteOverflow()).toString());

     }

 }