LogicUI/src/era/mi/gui/LogicUIStandalone.java

   1 package era.mi.gui;
   2
   3 import java.util.concurrent.atomic.AtomicBoolean;
   4
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.layout.FillLayout;
   7 import org.eclipse.swt.widgets.Display;
   8 import org.eclipse.swt.widgets.Shell;
   9
  10 import era.mi.gui.model.ViewModel;
  11 import net.haspamelodica.swt.helper.zoomablecanvas.helper.ZoomableCanvasOverlay;
  12 import net.haspamelodica.swt.helper.zoomablecanvas.helper.ZoomableCanvasUserInput;
  13
  14 /**
  15  * Standalone simulation visualizer.
  16  *
  17  * @author Daniel Kirschten
  18  */
  19 public class LogicUIStandalone
  20 {
  21         private ViewModel model;
  22
  23         private final Display display;
  24         private final Shell shell;
  25         private final LogicUICanvas ui;
  26
  27         public LogicUIStandalone(ViewModel model)
  28         {
  29                 this.model = model;
  30                 display = new Display();
  31                 shell = new Shell(display);
  32                 shell.setLayout(new FillLayout());
  33                 ui = new LogicUICanvas(shell, SWT.NONE);
  34
  35                 ZoomableCanvasUserInput userInput = new ZoomableCanvasUserInput(ui);
  36                 userInput.buttonDrag = 3;
  37                 userInput.buttonZoom = 2;
  38                 userInput.enableUserInput();
  39                 new ZoomableCanvasOverlay(ui, null).enableScale();
  40         }
  41
  42         public LogicUICanvas getLogicUICanvas()
  43         {
  44                 return ui;
  45         }
  46
  47         /**
  48          * Start the simulation timeline, and open the UI shell. Returns when the shell is closed.
  49          */
  50         public void run()
  51         {
  52                 AtomicBoolean running = new AtomicBoolean(true);
  53 //              Thread simulationThread = new Thread(() ->
  54 //              {
  55 //                      while (running.get())
  56 //                      {
  57 //                              // always execute to keep timeline from "hanging behind" for too long
  58 //                              model.timeline.executeUpTo(System.currentTimeMillis(), System.currentTimeMillis() + 10);
  59 //                              long sleepTime;
  60 //                              if (model.timeline.hasNext())
  61 //                                      sleepTime = model.timeline.nextEventTime() - System.currentTimeMillis();
  62 //                              else
  63 //                                      sleepTime = 10;
  64 //                              try
  65 //                              {
  66 //                                      if (sleepTime > 0)
  67 //                                              Thread.sleep(sleepTime);
  68 //                              }
  69 //                              catch (InterruptedException e)
  70 //                              {
  71 //                              } // it is normal execution flow to be interrupted
  72 //                      }
  73 //              });
  74 //              simulationThread.start();
  75 //              model.timeline.addEventAddedListener(event ->
  76 //              {
  77 //                      if (event.getTiming() <= System.currentTimeMillis())
  78 //                              simulationThread.interrupt();
  79 //              });
  80
  81                 shell.open();
  82                 while (!shell.isDisposed())
  83                         if (!display.readAndDispatch())
  84                                 display.sleep();
  85                 running.set(false);
  86 //              simulationThread.interrupt();
  87         }
  88 }