aspirin/viewer/OxViewer.java

import java.awt.*;
import java.net.InetAddress;
import javax.swing.*;
import sedona.*;
import sedona.dasp.DaspSocket;
import sedona.sox.*;

/**
 * Live viewer for the aspirin apps running in the Ontrol simulator (headless SVM).
 * Connects over SOX, polls /ox/Game widgets 5x per second and draws the 800x480 Orion page.
 * Usage: java -cp ".;sedona.jar" OxViewer [host] [port] [user] [password]
 */
public class OxViewer extends JPanel {
  static final String[] LABELS = {"Title", "Sub", "Moves", "Shuffle", "Busy", "Solving", "Solved"};
  SoxClient client;
  SoxComponent page;
  SoxComponent[] tiles = new SoxComponent[16];
  SoxComponent[] cells = new SoxComponent[17];     // aspirinV2: fixed cells Cell01..Cell16
  boolean v2;
  SoxComponent[] labels = new SoxComponent[LABELS.length];
  String lastBoard = "";

  OxViewer(SoxClient client) throws Exception {
    this.client = client;
    SoxComponent app = client.loadApp();
    page = load(app, "ox", "Game");
    v2 = load(page, "Cell01") != null;
    if (v2) for (int k = 1; k <= 16; k++) cells[k] = load(page, String.format("Cell%02d", k));
    else for (int t = 1; t <= 15; t++) tiles[t] = load(page, String.format("Tile%02d", t));
    for (int i = 0; i < LABELS.length; i++) labels[i] = load(page, LABELS[i]);
    setPreferredSize(new Dimension(800, 480));
  }

  SoxComponent load(SoxComponent from, String... path) throws Exception {
    SoxComponent c = from;
    for (String p : path) {
      if (c == null) return null;
      client.update(c, 0x01);                      // tree
      c = c.child(p);
    }
    if (c != null) client.update(c, 0x06);         // config + runtime
    return c;
  }

  void poll() throws Exception {
    for (SoxComponent c : tiles) if (c != null) client.update(c, 0x06);
    for (SoxComponent c : cells) if (c != null) client.update(c, 0x06);
    for (SoxComponent c : labels) if (c != null) client.update(c, 0x06);
    String b = boardText();
    if (!b.equals(lastBoard)) {
      System.out.println(b + "   moves=" + str(labels[2], "in") + "  " + status());
      System.out.flush();
      lastBoard = b;
    }
  }

  static Value val(SoxComponent c, String slot) {
    Slot s = c.type.slot(slot);
    return s == null ? null : c.get(s);
  }
  static int i(SoxComponent c, String slot) { return Integer.parseInt(val(c, slot).toString()); }
  static String str(SoxComponent c, String slot) {
    if (c == null) return "";
    Value v = val(c, slot);
    if (v == null) return "";
    if (v instanceof Buf) { Buf b = (Buf) v; return new String(b.bytes, 0, b.size).replace("\0", ""); }
    String s = v.toString();
    return s.endsWith(".0") ? s.substring(0, s.length() - 2) : s;
  }
  static Color c565(int v) {
    v &= 0xFFFF;
    return new Color(((v >> 11) & 31) * 255 / 31, ((v >> 5) & 63) * 255 / 63, (v & 31) * 255 / 31);
  }

  String status() {
    StringBuilder sb = new StringBuilder();
    for (int k = 4; k < LABELS.length; k++)
      if (labels[k] != null && "true".equals(str(labels[k], "in"))) sb.append(str(labels[k], "trueText")).append(' ');
    return sb.toString().trim();
  }

  String boardText() {
    String[] cells = new String[16];
    java.util.Arrays.fill(cells, " .");
    int whites = 0;
    if (v2) for (int k = 1; k <= 16; k++) {
      int n = i(this.cells[k], "in");
      if (n != 0) cells[k - 1] = String.format("%2d", n);
      if ((i(this.cells[k], "backgroundColor") & 0xFFFF) == 0xFFFF) whites++;
    }
    else for (int t = 1; t <= 15; t++) {
      int col = (i(tiles[t], "x") - 40) / 105, row = (i(tiles[t], "y") - 40) / 105;
      if (col >= 0 && col < 4 && row >= 0 && row < 4) cells[row * 4 + col] = String.format("%2d", t);
    }
    StringBuilder sb = new StringBuilder();
    for (int r = 0; r < 4; r++) sb.append(r == 0 ? "" : " | ").append(String.join(" ", java.util.Arrays.copyOfRange(cells, r * 4, r * 4 + 4)));
    if (v2) sb.append("   white=").append(whites);
    return sb.toString();
  }

  void box(Graphics2D g, SoxComponent w, String text, int fg, int bg, boolean bold, boolean fill) {
    int x = i(w, "x"), y = i(w, "y"), wd = i(w, "width"), ht = i(w, "height");
    if (fill) { g.setColor(c565(bg)); g.fillRect(x, y, wd, ht); }
    g.setColor(c565(fg));
    g.setFont(new Font("Tahoma", bold ? Font.BOLD : Font.PLAIN, Math.max(9, i(w, "fontSize") * 3 / 4)));
    FontMetrics fm = g.getFontMetrics();
    g.drawString(text, x + (wd - fm.stringWidth(text)) / 2, y + (ht + fm.getAscent() - fm.getDescent()) / 2);
  }

  @Override protected void paintComponent(Graphics g0) {
    Graphics2D g = (Graphics2D) g0;
    g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    g.setColor(c565(i(page, "backgroundColor")));
    g.fillRect(0, 0, 800, 480);
    g.setColor(c565(0x31A6));
    g.fillRect(35, 35, 425, 425);
    if (v2) for (int k = 1; k <= 16; k++) {
      SoxComponent w = cells[k];
      String[] opts = str(w, "text").split(";");
      int n = i(w, "in");
      box(g, w, n < opts.length ? opts[n].trim() : "", i(w, "textColor"), i(w, "backgroundColor"), true, true);
    }
    else for (int t = 1; t <= 15; t++) {
      SoxComponent w = tiles[t];
      box(g, w, str(w, "text"), i(w, "textColor"), i(w, "backgroundColor"), true, true);
    }
    for (int k = 0; k < LABELS.length; k++) {
      SoxComponent w = labels[k];
      if (w == null) continue;
      String type = w.type.name;
      if (type.equals("BooleanLabel")) {
        boolean on = "true".equals(str(w, "in"));
        box(g, w, str(w, on ? "trueText" : "falseText"), i(w, on ? "trueTextColor" : "falseTextColor"),
            i(w, on ? "trueBackgroundColor" : "falseBackgroundColor"), true, true);
      } else if (type.equals("NumericLabel")) {
        String fmt = str(w, "text").replace("%.0f", str(w, "in"));
        box(g, w, fmt, i(w, "textColor"), i(w, "backgroundColor"), false, true);
      } else {
        box(g, w, str(w, "text"), i(w, "textColor"), i(w, "backgroundColor"), i(w, "fontAttributes") == 1, true);
      }
    }
  }

  public static void main(String[] a) throws Exception {
    String host = a.length > 0 ? a[0] : "127.0.0.1";
    int port = a.length > 1 ? Integer.parseInt(a[1]) : 1876;
    String user = a.length > 2 ? a[2] : "guest";
    String pass = a.length > 3 ? a[3] : "";
    DaspSocket sock = DaspSocket.open(-1, null, DaspSocket.SESSION_QUEUING);
    OxViewer v = null;
    while (v == null) {                            // wait for the simulator to come up
      try {
        SoxClient client = new SoxClient(sock, InetAddress.getByName(host), port, user, pass);
        client.connect();
        v = new OxViewer(client);
      } catch (Exception e) {
        System.out.println("waiting for SOX " + host + ":" + port + " (" + e + ")");
        Thread.sleep(500);
      }
    }
    if (GraphicsEnvironment.isHeadless()) {        // -Djava.awt.headless=true: console log only
      while (true) { v.poll(); Thread.sleep(200); }
    }
    JFrame f = new JFrame("Orion Screen - aspirin (live via SOX " + host + ":" + port + ")");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.add(v);
    f.pack();
    f.setLocation(60, 60);
    f.setVisible(true);
    while (true) {
      v.poll();
      v.repaint();
      Thread.sleep(200);
    }
  }
}