plugins/net.mograsim.logic.model/src/net/mograsim/logic/model/LogicUICanvas.java

   1 package net.mograsim.logic.model;
   2
   3 import java.util.ArrayList;
   4 import java.util.HashMap;
   5 import java.util.List;
   6 import java.util.Map;
   7 import java.util.concurrent.atomic.AtomicBoolean;
   8 import java.util.function.Consumer;
   9
  10 import org.eclipse.swt.SWT;
  11 import org.eclipse.swt.graphics.Color;
  12 import org.eclipse.swt.layout.GridData;
  13 import org.eclipse.swt.layout.GridLayout;
  14 import org.eclipse.swt.widgets.Button;
  15 import org.eclipse.swt.widgets.Combo;
  16 import org.eclipse.swt.widgets.Composite;
  17 import org.eclipse.swt.widgets.Event;
  18 import org.eclipse.swt.widgets.Label;
  19 import org.eclipse.swt.widgets.Listener;
  20 import org.eclipse.swt.widgets.Shell;
  21 import org.eclipse.swt.widgets.Text;
  22
  23 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
  24 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
  25 import net.haspamelodica.swt.helper.zoomablecanvas.ZoomableCanvas;
  26 import net.mograsim.logic.core.types.Bit;
  27 import net.mograsim.logic.core.types.BitVector;
  28 import net.mograsim.logic.model.model.LogicModel;
  29 import net.mograsim.logic.model.model.components.ModelComponent;
  30 import net.mograsim.logic.model.model.components.submodels.SubmodelComponent;
  31 import net.mograsim.logic.model.snippets.highlevelstatehandlers.DefaultHighLevelStateHandler;
  32 import net.mograsim.preferences.Preferences;
  33
  34 /**
  35  * Simulation visualizer canvas.
  36  *
  37  * @author Daniel Kirschten
  38  */
  39 public class LogicUICanvas extends ZoomableCanvas
  40 {
  41         private final LogicModel model;
  42
  43         public LogicUICanvas(Composite parent, int style, LogicModel model)
  44         {
  45                 super(parent, style, Preferences.current().getBoolean("net.mograsim.logic.model.improvetext"));
  46
  47                 this.model = model;
  48
  49                 LogicUIRenderer renderer = new LogicUIRenderer(model);
  50                 addZoomedRenderer(gc ->
  51                 {
  52                         Color background = Preferences.current().getColor("net.mograsim.logic.model.color.background");
  53                         if (background != null)
  54                                 setBackground(background);// this.setBackground, not gc.setBackground to have the background fill the canvas
  55                         renderer.render(gc, new Rectangle(-offX / zoom, -offY / zoom, gW / zoom, gH / zoom));
  56                 });
  57                 model.setRedrawHandler(() ->
  58                 {
  59                         if (!isDisposed())
  60                                 redrawThreadsafe();
  61                 });
  62
  63                 addListener(SWT.MouseDown, this::mouseDown);
  64
  65                 if (Preferences.current().getBoolean("net.mograsim.logic.model.debug.openhlsshell"))
  66                         openDebugSetHighLevelStateShell(model);
  67         }
  68
  69         private void mouseDown(Event e)
  70         {
  71                 if (e.button == Preferences.current().getInt("net.mograsim.logic.model.button.action"))
  72                 {
  73                         Point click = canvasToWorldCoords(e.x, e.y);
  74                         for (ModelComponent component : model.getComponentsByName().values())
  75                                 if (component.getBounds().contains(click) && component.clicked(click.x, click.y))
  76                                 {
  77                                         redraw();
  78                                         break;
  79                                 }
  80                 }
  81         }
  82
  83         private void openDebugSetHighLevelStateShell(LogicModel model)
  84         {
  85                 Shell debugShell = new Shell();
  86                 debugShell.setLayout(new GridLayout(2, false));
  87                 new Label(debugShell, SWT.NONE).setText("Target component: ");
  88                 Combo componentSelector = new Combo(debugShell, SWT.DROP_DOWN | SWT.READ_ONLY);
  89                 componentSelector.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
  90                 List<ModelComponent> componentsByItemIndex = new ArrayList<>();
  91                 List<LogicModel> models = new ArrayList<>();
  92                 AtomicBoolean recalculateQueued = new AtomicBoolean();
  93                 @SuppressWarnings("unchecked")
  94                 Consumer<? super ModelComponent>[] compAdded = new Consumer[1];
  95                 @SuppressWarnings("unchecked")
  96                 Consumer<? super ModelComponent>[] compRemoved = new Consumer[1];
  97                 compAdded[0] = c -> compsChanged(compAdded[0], compRemoved[0], c, models, componentsByItemIndex, componentSelector, model,
  98                                 recalculateQueued, true);
  99                 compRemoved[0] = c -> compsChanged(compAdded[0], compRemoved[0], c, models, componentsByItemIndex, componentSelector, model,
 100                                 recalculateQueued, false);
 101                 iterateModelTree(compAdded[0], compRemoved[0], model, models, true);
 102                 debugShell.addListener(SWT.Dispose, e -> models.forEach(m ->
 103                 {
 104                         m.removeComponentAddedListener(compAdded[0]);
 105                         m.removeComponentRemovedListener(compRemoved[0]);
 106                 }));
 107                 queueRecalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model);
 108                 new Label(debugShell, SWT.NONE).setText("Target state ID: ");
 109                 Text stateIDText = new Text(debugShell, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 110                 stateIDText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 111                 new Label(debugShell, SWT.NONE).setText("Value type: ");
 112                 Composite radioGroup = new Composite(debugShell, SWT.NONE);
 113                 radioGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 114                 GridLayout radioGroupLayout = new GridLayout(2, false);
 115                 radioGroupLayout.marginHeight = 0;
 116                 radioGroupLayout.marginWidth = 0;
 117                 radioGroup.setLayout(radioGroupLayout);
 118                 Button radioBit = new Button(radioGroup, SWT.RADIO);
 119                 radioBit.setText("Single bit");
 120                 Button radioBitVector = new Button(radioGroup, SWT.RADIO);
 121                 radioBitVector.setText("Bitvector");
 122                 new Label(debugShell, SWT.NONE).setText("Value string representation: \n(Bit vectors: MSBit...LSBit)");
 123                 Text valueText = new Text(debugShell, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 124                 valueText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 125                 Button send = new Button(debugShell, SWT.PUSH);
 126                 send.setText("Send!");
 127                 Button addListener = new Button(debugShell, SWT.PUSH);
 128                 addListener.setText("Add sysout listener");
 129                 Button get = new Button(debugShell, SWT.PUSH);
 130                 get.setText("Get!");
 131                 Button removeListener = new Button(debugShell, SWT.PUSH);
 132                 removeListener.setText("Remove sysout listener");
 133                 Text output = new Text(debugShell, SWT.READ_ONLY);
 134                 output.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
 135                 Listener sendAction = e ->
 136                 {
 137                         try
 138                         {
 139                                 int componentIndex = componentSelector.getSelectionIndex();
 140                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 141                                         throw new RuntimeException("No component selected");
 142                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 143                                 String valueString = valueText.getText();
 144                                 Object value;
 145                                 if (radioBit.getSelection())
 146                                         value = Bit.parse(valueString);
 147                                 else if (radioBitVector.getSelection())
 148                                         value = BitVector.parse(valueString);
 149                                 else
 150                                         throw new RuntimeException("No value type selected");
 151                                 target.setHighLevelState(stateIDText.getText(), value);
 152                                 output.setText("Success!");
 153                         }
 154                         catch (Exception x)
 155                         {
 156                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 157                         }
 158                 };
 159                 Listener getAction = e ->
 160                 {
 161                         try
 162                         {
 163                                 int componentIndex = componentSelector.getSelectionIndex();
 164                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 165                                         throw new RuntimeException("No component selected");
 166                                 output.setText("Success! Value: \r\n"
 167                                                 + componentsByItemIndex.get(componentSelector.getSelectionIndex()).getHighLevelState(stateIDText.getText()));
 168                         }
 169                         catch (Exception x)
 170                         {
 171                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 172                         }
 173                 };
 174                 send.addListener(SWT.Selection, sendAction);
 175                 valueText.addListener(SWT.DefaultSelection, sendAction);
 176                 get.addListener(SWT.Selection, getAction);
 177                 stateIDText.addListener(SWT.DefaultSelection, getAction);
 178                 Map<ModelComponent, Map<String, Consumer<Object>>> sysoutListenersPerHLSPerTarget = new HashMap<>();
 179                 addListener.addListener(SWT.Selection, e ->
 180                 {
 181                         try
 182                         {
 183                                 int componentIndex = componentSelector.getSelectionIndex();
 184                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 185                                         throw new RuntimeException("No component selected");
 186                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 187                                 Map<String, Consumer<Object>> sysoutListenersPerHLS = sysoutListenersPerHLSPerTarget.computeIfAbsent(target,
 188                                                 k -> new HashMap<>());
 189                                 String stateIDString = stateIDText.getText();
 190                                 if (sysoutListenersPerHLS.containsKey(stateIDString))
 191                                         throw new RuntimeException("Listener already registered");
 192                                 Consumer<Object> sysoutListener = v -> System.out.println(stateIDString + ": " + v);
 193                                 target.addHighLevelStateListener(stateIDString, sysoutListener);
 194                                 sysoutListenersPerHLS.put(stateIDString, sysoutListener);
 195                                 output.setText("Success!");
 196                         }
 197                         catch (Exception x)
 198                         {
 199                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 200                         }
 201                 });
 202                 removeListener.addListener(SWT.Selection, e ->
 203                 {
 204                         try
 205                         {
 206                                 int componentIndex = componentSelector.getSelectionIndex();
 207                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 208                                         throw new RuntimeException("No component selected");
 209                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 210                                 Map<String, Consumer<Object>> sysoutListenersPerHLS = sysoutListenersPerHLSPerTarget.get(target);
 211                                 if (sysoutListenersPerHLS == null)
 212                                         throw new RuntimeException("Listener not registered");
 213                                 String stateIDString = stateIDText.getText();
 214                                 Consumer<Object> sysoutListener = sysoutListenersPerHLS.remove(stateIDString);
 215                                 if (sysoutListener == null)
 216                                         throw new RuntimeException("Listener not registered");
 217                                 target.removeHighLevelStateListener(stateIDString, sysoutListener);
 218                                 output.setText("Success!");
 219                         }
 220                         catch (Exception x)
 221                         {
 222                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 223                         }
 224                 });
 225                 debugShell.open();
 226                 addDisposeListener(e -> debugShell.dispose());
 227         }
 228
 229         private void compsChanged(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved, ModelComponent c,
 230                         List<LogicModel> models, List<ModelComponent> componentsByItemIndex, Combo componentSelector, LogicModel model,
 231                         AtomicBoolean recalculateQueued, boolean add)
 232         {
 233                 iterateSubmodelTree(compAdded, compRemoved, c, models, add);
 234                 queueRecalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model);
 235         }
 236
 237         private void iterateSubmodelTree(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved,
 238                         ModelComponent c, List<LogicModel> models, boolean add)
 239         {
 240                 if (c instanceof SubmodelComponent)
 241                         iterateModelTree(compAdded, compRemoved, ((SubmodelComponent) c).submodel, models, add);
 242         }
 243
 244         private void iterateModelTree(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved,
 245                         LogicModel model, List<LogicModel> models, boolean add)
 246         {
 247                 if (add ^ models.contains(model))
 248                 {
 249                         if (add)
 250                         {
 251                                 models.add(model);
 252                                 model.addComponentAddedListener(compAdded);
 253                                 model.addComponentRemovedListener(compRemoved);
 254                         } else
 255                         {
 256                                 models.remove(model);
 257                                 model.removeComponentAddedListener(compAdded);
 258                                 model.removeComponentRemovedListener(compRemoved);
 259                         }
 260                         for (ModelComponent c : model.getComponentsByName().values())
 261                                 iterateSubmodelTree(compAdded, compRemoved, c, models, add);
 262                 }
 263         }
 264
 265         private void queueRecalculateComponentSelector(AtomicBoolean recalculateQueued, List<ModelComponent> componentsByItemIndex,
 266                         Combo componentSelector, LogicModel model)
 267         {
 268                 if (recalculateQueued.compareAndSet(false, true))
 269                         getDisplay().asyncExec(() -> recalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model));
 270         }
 271
 272         private void recalculateComponentSelector(AtomicBoolean recalculateQueued, List<ModelComponent> componentsByItemIndex,
 273                         Combo componentSelector, LogicModel model)
 274         {
 275                 recalculateQueued.set(false);
 276                 componentsByItemIndex.clear();
 277                 componentSelector.setItems();
 278                 addComponentSelectorItems(componentsByItemIndex, "", componentSelector, model,
 279                                 Preferences.current().getInt("net.mograsim.logic.model.debug.hlsshelldepth") - 1);
 280         }
 281
 282         private void addComponentSelectorItems(List<ModelComponent> componentsByItemIndex, String base, Combo componentSelector,
 283                         LogicModel model, int depth)
 284         {
 285                 model.getComponentsByName().values().stream().sorted((c1, c2) -> c1.getName().compareTo(c2.getName())).forEach(c ->
 286                 {
 287                         if (!(c.getHighLevelStateHandler() instanceof DefaultHighLevelStateHandler))
 288                         {
 289                                 String item = base + c.getName();
 290                                 componentsByItemIndex.add(c);
 291                                 componentSelector.add(item);
 292                                 // this causes negative numbers to result in infinite depth
 293                                 if (depth != 0 && c instanceof SubmodelComponent)
 294                                         addComponentSelectorItems(componentsByItemIndex, item + " -> ", componentSelector, ((SubmodelComponent) c).submodel,
 295                                                         depth - 1);
 296                         }
 297                 });
 298         }
 299 }