Package org.javatari.pc.screen

Source Code of org.javatari.pc.screen.MonitorPanel$MonitorPanelControlKeyListener

// Copyright 2011-2012 Paulo Augusto Peccin. See licence.txt distributed with this file.

package org.javatari.pc.screen;

import java.awt.BufferCapabilities;
import java.awt.BufferCapabilities.FlipContents;
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.ImageCapabilities;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.image.BufferStrategy;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.util.Arrays;
import java.util.List;

import org.javatari.atari.cartridge.CartridgeSocket;
import org.javatari.atari.console.savestate.SaveStateSocket;
import org.javatari.atari.controls.ConsoleControlsSocket;
import org.javatari.general.av.video.VideoSignal;
import org.javatari.parameters.Parameters;
import org.javatari.pc.room.EmbeddedRoom;
import org.javatari.pc.room.Room;
import org.javatari.utils.SwingHelper;
import org.javatari.utils.slickframe.HotspotPanel;


public final class MonitorPanel extends HotspotPanel implements MonitorDisplay {

  public MonitorPanel() {
    super();
    setup();
    addHotspots();
    monitor = new Monitor();
    monitor.setDisplay(this);
  }

  public void connect(VideoSignal videoSignal, ConsoleControlsSocket controlsSocket, CartridgeSocket cartridgeSocket, SaveStateSocket savestateSocket) {
    monitor.connect(videoSignal, cartridgeSocket, savestateSocket);
  }

  public Monitor monitor() {
    return monitor;
  }

  public void powerOn() {
    SwingHelper.edtSmartInvokeAndWait(new Runnable() { @Override public void run() {
      setVisible(true);
      monitor.powerOn();
    }});
  }
 
  public void powerOff() {
    monitor.powerOff();
  }

  public void destroy() {
    monitor.destroy();
  }

  private void setup() {
    loadImages();
    setBackground(Color.BLACK);
    setIgnoreRepaint(true);
    setLayout(null);
    canvas = new Canvas();
    canvas.setBackground(Color.BLACK);
    canvas.setIgnoreRepaint(true);
    canvas.setFocusTraversalKeysEnabled(false);
    add(canvas);
    positionCanvas();
    addControlInputComponents(keyControlsInputComponents());
    popupEnabled = EMBEDDED_POPUP && Room.currentRoom() instanceof EmbeddedRoom;
  }
   
  @Override
  public void setVisible(boolean visible) {
    super.setVisible(visible);
    if (visible) {
      Insets ins = getInsets();
      totalCanvasHorizPadding = ins.left + ins.right + SLICK_INSETS.left + SLICK_INSETS.right + BORDER_SIZE * 2;
      totalCanvasVertPadding = ins.top + ins.bottom + SLICK_INSETS.top + SLICK_INSETS.bottom + BORDER_SIZE * 2;
      canvasSetRenderingMode();
      SwingHelper.edtInvokeLater(new Runnable() {  @Override public void run() {
        repaint();
      }});
    }
  }
 
  public List<Component> keyControlsInputComponents() {
    return Arrays.asList((Component)this, canvas);
  }

  @Override
  public void displaySize(Dimension size) {
    // Redefines the panel bounds, and the internal Canvas will follow accordingly
    Dimension panelDim = panelDimensionForCanvasDimension(size);
    if (getSize().equals(panelDim)) return;
    setSize(panelDim);
    setPreferredSize(panelDim);
    setMinimumSize(panelDim);
    setMaximumSize(panelDim);
    canvas.setSize(size);
    validate();
  }

  @Override
  public void displayCenter() {
    // Screen should never change position
  }

  @Override
  public Dimension displayEffectiveSize() {
    return canvas.getSize();
  }

  @Override
  public Graphics2D displayGraphics() {
    Graphics2D graphics = (Graphics2D) (bufferStrategy != null ? bufferStrategy.getDrawGraphics() : canvas.getGraphics());
    return graphics;
  }

  @Override
  public void displayFinishFrame(Graphics2D graphics) {
    graphics.dispose();
    if (bufferStrategy != null) bufferStrategy.show();
  }

  @Override
  public Container displayContainer() {
    return this;
  }

  @Override
  public void displayClear() {
    Graphics2D canvasGraphics = displayGraphics();
    canvasGraphics.setColor(Color.BLACK);
    canvasGraphics.clearRect(0, 0, getWidth(), getHeight());
    displayFinishFrame(canvasGraphics);
  }
 
  @Override
  public float displayDefaultOpenningScaleX(int displayWidh, int displayHeight) {
    return Monitor.DEFAULT_SCALE_X;
  }

  @Override
  public void displayMinimumSize(Dimension minSize) {
    // Ignore
  }
 
  @Override
  public void displayRequestFocus() {
    requestFocus();
  }

  @Override
  public void displayLeaveFullscreen() {
    // Ignore
  }

  public void canvasSetRenderingMode() {
    if (Monitor.MULTI_BUFFERING <= 0) return;
    BufferCapabilities desiredCaps = new BufferCapabilities(
      new ImageCapabilities(true), new ImageCapabilities(true),
      Monitor.PAGE_FLIPPING ? FlipContents.BACKGROUND : null
    );
    Class<?> extBufCapClass = null;
    try {
      // Creates ExtendedBufferCapabilities via reflection to avoid problems with AccessControl
      extBufCapClass = Class.forName("sun.java2d.pipe.hw.ExtendedBufferCapabilities");
    } catch (Exception ex) {}
    // First try with vSync option
    if (extBufCapClass != null && Monitor.BUFFER_VSYNC != -1)
      try {
        // Creates ExtendedBufferCapabilities via reflection to avoid problems with AccessControl
        Class<?> vSyncTypeClass = Class.forName("sun.java2d.pipe.hw.ExtendedBufferCapabilities$VSyncType");
        Constructor<?> extBufCapConstructor = extBufCapClass.getConstructor(
          new Class[] { BufferCapabilities.class, vSyncTypeClass }
        );
              Object vSyncType = vSyncTypeClass.getField(Monitor.BUFFER_VSYNC == 1 ? "VSYNC_ON" : "VSYNC_OFF").get(null);
              BufferCapabilities extBuffCaps = (BufferCapabilities)extBufCapConstructor.newInstance(
                new Object[] { desiredCaps, vSyncType }
              );
              // Try creating the BufferStrategy
              canvas.createBufferStrategy(Monitor.MULTI_BUFFERING, extBuffCaps);
      } catch (Exception ex) {}
    // Then try with remaining options (Flipping, etc)
    if (canvas.getBufferStrategy() == null)
      try {
        canvas.createBufferStrategy(Monitor.MULTI_BUFFERING, desiredCaps);
      } catch (Exception ex) {}
    // Last, use the default
    if (canvas.getBufferStrategy() == null) {
      System.out.println("Could not create desired BufferStrategy. Switching to default...");
      canvas.createBufferStrategy(Monitor.MULTI_BUFFERING);
    }
    bufferStrategy = canvas.getBufferStrategy();
    // Show info about the granted BufferStrategy
    if (bufferStrategy != null) System.out.println("Buffer Strategy: " + bufferStrategy.getClass().getSimpleName());
    BufferCapabilities grantedCaps = bufferStrategy.getCapabilities();
    System.out.println("Backbuffer Accelerated: " + grantedCaps.getBackBufferCapabilities().isAccelerated());
    System.out.println("PageFlipping Active: " + grantedCaps.isPageFlipping() + ", " + grantedCaps.getFlipContents());
    if (extBufCapClass != null && grantedCaps.getClass().equals(extBufCapClass))
      try {
        System.out.println("VSynch active: " + extBufCapClass.getMethod("getVSync",(Class<?>[])null).invoke(grantedCaps));
      } catch (Exception ex) {}
  }

  private void addControlInputComponents(List<Component> inputs) {
    MonitorPanelControlKeyListener lis = new MonitorPanelControlKeyListener();
    for (Component component : inputs)
      component.addKeyListener(lis);
  }

  private Dimension panelDimensionForCanvasDimension(Dimension size) {
    return new Dimension(
      size.width + totalCanvasHorizPadding,
      size.height + totalCanvasVertPadding
    );
  }

  private void positionCanvas() {
    canvas.setLocation(
      SLICK_INSETS.left + BORDER_SIZE, SLICK_INSETS.top + BORDER_SIZE
    );
  }

  private void addHotspots() {
    addHotspot(
      new Rectangle(HotspotPanel.CENTER_HOTSPOT, -27, 24, 28),
      new Runnable() { @Override public void run() {
      }});
    addHotspot(
      new Rectangle(-30, -25, 21, 20), "Open Settings",
      new Runnable() { @Override public void run() {
        Room.currentRoom().openSettings(MonitorPanel.this);
        requestFocus();
      }});
    if (popupEnabled)
      addHotspot(
        new Rectangle(7, -25, 23, 20), "Detach Screen",
        new Runnable() { @Override public void run() {
            ((EmbeddedRoom) Room.currentRoom()).popUpScreen(false);    // Not in Fullscreen
        }});
  }

  private void loadImages() {
    try {
      topLeft = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/TopLeft.png");
      bottomLeft = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomLeft.png");
      topRight = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/TopRight.png");
      bottomRight = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomRight.png");
      top = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/Top.png");
      bottomLeftBar = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomLeftBar.png");
      bottomLeftBarNoPower = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomLeftBarNoPower.png");
      bottomRightBar = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomRightBar.png");
      bottomRightBarFixedSize = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomRightBarFixedSize.png");
      bottomBar = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/BottomBar.png");
      logoBar = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/LogoBar.png");
      popup = SwingHelper.loadAsCompatibleImage("org/javatari/pc/screen/images/Popup.png");
    } catch (IOException ex) {
      System.out.println("Screen Window: unable to load images\n" + ex);
    }
  }
 
  @Override
  public void paintComponent(Graphics origGraphics) {
    super.paintComponent(origGraphics);
    Insets ins = getInsets();
    int w = getWidth() - ins.left - ins.right;
    int h = getHeight() - ins.top - ins.bottom;
    Graphics g = origGraphics.create(ins.left, ins.top, w, h);
    // Clears the inner part, leaving decorations intact
    g.setColor(Color.BLACK);
    g.fillRect(SLICK_INSETS.left, SLICK_INSETS.top, getWidth() - SLICK_INSETS.left - SLICK_INSETS.right, getHeight() - SLICK_INSETS.top - SLICK_INSETS.bottom);
    // Draw decorations
    int halfH = (h - 30) / 2;
    int halfW = w / 2;
    int maxHalfW = Math.min(halfW - 11, 512);
    for (int x = 0; x < w; x += 512)
      g.drawImage(top, x, 0, null);
    g.drawImage(topLeft, 0, 0, null);
    g.drawImage(topRight, w - 4, 0, null);
    for (int x = 512; x < w - 512; x += 256)
      g.drawImage(bottomBar, x, h - 30, x + 256, h, 0, 0, 256, 30, null);
    BufferedImage bLeftBar = monitor.isFixedSize() ? bottomLeftBarNoPower : bottomLeftBar;
    g.drawImage(bLeftBar, 0, h - 30, maxHalfW, h, 0, 0, maxHalfW, 30, null);
    BufferedImage bRightBar = monitor.isFixedSize() ? bottomRightBarFixedSize : bottomRightBar;
    g.drawImage(bRightBar, w - maxHalfW, h - 30, w, h, 512 - maxHalfW, 0, 512, 30, null);
    g.drawImage(logoBar, halfW - 12, h - 30, null);
    g.drawImage(bottomLeft, 0, halfH, 4, h - 30, 0, 600 - halfH, 4, 600, null);
    g.drawImage(bottomRight, w - 4, halfH, w, h - 30, 0, 600 - halfH, 4, 600, null);
    if (popupEnabled) g.drawImage(popup, 11, h - 22, null);
   
    paintHotspots(g);
   
    g.dispose();
  }
 
  private Monitor monitor;
  private Canvas canvas;

  private BufferStrategy bufferStrategy;
  private boolean popupEnabled;

  private BufferedImage topLeft, bottomLeft, topRight, bottomRight, top,
    bottomBar, bottomLeftBar, bottomLeftBarNoPower, bottomRightBar, bottomRightBarFixedSize, logoBar, popup;
 
  private int totalCanvasVertPadding = SLICK_INSETS.top + SLICK_INSETS.bottom + BORDER_SIZE * 2;
  private int totalCanvasHorizPadding = SLICK_INSETS.left + SLICK_INSETS.right + BORDER_SIZE * 2;

  private static final Insets SLICK_INSETS = new Insets(4, 4, 30, 4);

  public static final int BORDER_SIZE = Parameters.SCREEN_BORDER_SIZE;
  private static final boolean EMBEDDED_POPUP = Parameters.SCREEN_EMBEDDED_POPUP;

  public static final long serialVersionUID = 1L;


  private class MonitorPanelControlKeyListener extends KeyAdapter {
    @Override
    public void keyPressed(KeyEvent e) {
      int code = e.getKeyCode();
      switch (e.getModifiersEx()) {
        case 0:
          if (code == KEY_EXIT)
            Room.currentRoom().currentConsole().powerOff();
          return;
        case KeyEvent.ALT_DOWN_MASK:
          if (popupEnabled && code == KEY_FULL_SCR)
            ((EmbeddedRoom) Room.currentRoom()).popUpScreen(true)// in Fullscreen
      }
    }
    static final int KEY_EXIT     = KeyEvent.VK_ESCAPE;
    static final int KEY_FULL_SCR = KeyEvent.VK_ENTER;
  }

 
}
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