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

   1 package net.mograsim.logic.model;
   2
   3 import static net.mograsim.logic.model.preferences.RenderPreferences.ACTION_BUTTON;
   4 import static net.mograsim.logic.model.preferences.RenderPreferences.BACKGROUND_COLOR;
   5 import static net.mograsim.logic.model.preferences.RenderPreferences.DEBUG_HLSSHELL_DEPTH;
   6 import static net.mograsim.logic.model.preferences.RenderPreferences.DEBUG_OPEN_HLSSHELL;
   7 import static net.mograsim.logic.model.preferences.RenderPreferences.IMPROVE_TEXT;
   8
   9 import java.util.ArrayList;
  10 import java.util.HashMap;
  11 import java.util.List;
  12 import java.util.Map;
  13 import java.util.concurrent.atomic.AtomicBoolean;
  14 import java.util.function.Consumer;
  15
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.graphics.Color;
  18 import org.eclipse.swt.layout.GridData;
  19 import org.eclipse.swt.layout.GridLayout;
  20 import org.eclipse.swt.widgets.Button;
  21 import org.eclipse.swt.widgets.Combo;
  22 import org.eclipse.swt.widgets.Composite;
  23 import org.eclipse.swt.widgets.Event;
  24 import org.eclipse.swt.widgets.Label;
  25 import org.eclipse.swt.widgets.Listener;
  26 import org.eclipse.swt.widgets.Shell;
  27 import org.eclipse.swt.widgets.Text;
  28
  29 import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
  30 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
  31 import net.haspamelodica.swt.helper.zoomablecanvas.ZoomableCanvas;
  32 import net.mograsim.logic.core.types.Bit;
  33 import net.mograsim.logic.core.types.BitVector;
  34 import net.mograsim.logic.model.model.LogicModel;
  35 import net.mograsim.logic.model.model.components.ModelComponent;
  36 import net.mograsim.logic.model.model.components.submodels.SubmodelComponent;
  37 import net.mograsim.logic.model.preferences.RenderPreferences;
  38 import net.mograsim.logic.model.snippets.highlevelstatehandlers.DefaultHighLevelStateHandler;
  39
  40 /**
  41  * Simulation visualizer canvas.
  42  *
  43  * @author Daniel Kirschten
  44  */
  45 public class LogicUICanvas extends ZoomableCanvas
  46 {
  47         protected final LogicModel model;
  48         protected final RenderPreferences renderPrefs;
  49
  50         public LogicUICanvas(Composite parent, int style, LogicModel model, RenderPreferences renderPrefs)
  51         {
  52                 // TODO add a listener
  53                 super(parent, style, renderPrefs.getBoolean(IMPROVE_TEXT));
  54
  55                 this.renderPrefs = renderPrefs;
  56                 this.model = model;
  57
  58                 // TODO add listeners for the render prefs
  59
  60                 Color background = renderPrefs.getColor(BACKGROUND_COLOR);
  61                 if (background != null)
  62                         setBackground(background);
  63
  64                 LogicUIRenderer renderer = new LogicUIRenderer(model);
  65                 addZoomedRenderer(gc -> renderer.render(gc, renderPrefs, new Rectangle(-offX / zoom, -offY / zoom, gW / zoom, gH / zoom)));
  66                 model.setRedrawHandler(() ->
  67                 {
  68                         if (!isDisposed())
  69                                 redrawThreadsafe();
  70                 });
  71
  72                 addListener(SWT.MouseDown, this::mouseDown);
  73
  74                 if (renderPrefs.getBoolean(DEBUG_OPEN_HLSSHELL))
  75                         openDebugSetHighLevelStateShell(model, renderPrefs.getInt(DEBUG_HLSSHELL_DEPTH) - 1);
  76         }
  77
  78         private void mouseDown(Event e)
  79         {
  80                 if (e.button == renderPrefs.getInt(ACTION_BUTTON))
  81                 {
  82                         Point click = canvasToWorldCoords(e.x, e.y);
  83                         for (ModelComponent component : model.getComponentsByName().values())
  84                                 if (component.getBounds().contains(click) && component.clicked(click.x, click.y))
  85                                 {
  86                                         redraw();
  87                                         break;
  88                                 }
  89                 }
  90         }
  91
  92         private void openDebugSetHighLevelStateShell(LogicModel model, int depth)
  93         {
  94                 Shell debugShell = new Shell();
  95                 debugShell.setLayout(new GridLayout(2, false));
  96                 new Label(debugShell, SWT.NONE).setText("Target component: ");
  97                 Combo componentSelector = new Combo(debugShell, SWT.DROP_DOWN | SWT.READ_ONLY);
  98                 componentSelector.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
  99                 List<ModelComponent> componentsByItemIndex = new ArrayList<>();
 100                 List<LogicModel> models = new ArrayList<>();
 101                 AtomicBoolean recalculateQueued = new AtomicBoolean();
 102                 @SuppressWarnings("unchecked")
 103                 Consumer<? super ModelComponent>[] compAdded = new Consumer[1];
 104                 @SuppressWarnings("unchecked")
 105                 Consumer<? super ModelComponent>[] compRemoved = new Consumer[1];
 106                 compAdded[0] = c -> compsChanged(compAdded[0], compRemoved[0], c, models, componentsByItemIndex, componentSelector, model,
 107                                 recalculateQueued, depth, true);
 108                 compRemoved[0] = c -> compsChanged(compAdded[0], compRemoved[0], c, models, componentsByItemIndex, componentSelector, model,
 109                                 recalculateQueued, depth, false);
 110                 iterateModelTree(compAdded[0], compRemoved[0], model, models, true);
 111                 debugShell.addListener(SWT.Dispose, e -> models.forEach(m ->
 112                 {
 113                         m.removeComponentAddedListener(compAdded[0]);
 114                         m.removeComponentRemovedListener(compRemoved[0]);
 115                 }));
 116                 queueRecalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model, depth);
 117                 new Label(debugShell, SWT.NONE).setText("Target state ID: ");
 118                 Text stateIDText = new Text(debugShell, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 119                 stateIDText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 120                 new Label(debugShell, SWT.NONE).setText("Value type: ");
 121                 Composite radioGroup = new Composite(debugShell, SWT.NONE);
 122                 radioGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 123                 GridLayout radioGroupLayout = new GridLayout(2, false);
 124                 radioGroupLayout.marginHeight = 0;
 125                 radioGroupLayout.marginWidth = 0;
 126                 radioGroup.setLayout(radioGroupLayout);
 127                 Button radioBit = new Button(radioGroup, SWT.RADIO);
 128                 radioBit.setText("Single bit");
 129                 Button radioBitVector = new Button(radioGroup, SWT.RADIO);
 130                 radioBitVector.setText("Bitvector");
 131                 new Label(debugShell, SWT.NONE).setText("Value string representation: \n(Bit vectors: MSBit...LSBit)");
 132                 Text valueText = new Text(debugShell, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 133                 valueText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 134                 Button send = new Button(debugShell, SWT.PUSH);
 135                 send.setText("Send!");
 136                 Button addListener = new Button(debugShell, SWT.PUSH);
 137                 addListener.setText("Add sysout listener");
 138                 Button get = new Button(debugShell, SWT.PUSH);
 139                 get.setText("Get!");
 140                 Button removeListener = new Button(debugShell, SWT.PUSH);
 141                 removeListener.setText("Remove sysout listener");
 142                 Text output = new Text(debugShell, SWT.READ_ONLY);
 143                 output.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
 144                 Listener sendAction = e ->
 145                 {
 146                         try
 147                         {
 148                                 int componentIndex = componentSelector.getSelectionIndex();
 149                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 150                                         throw new RuntimeException("No component selected");
 151                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 152                                 String valueString = valueText.getText();
 153                                 String stateID = stateIDText.getText();
 154                                 Object value;
 155                                 if (radioBit.getSelection())
 156                                         value = Bit.parse(valueString);
 157                                 else if (radioBitVector.getSelection())
 158                                 {
 159                                         Object hls = target.getHighLevelState(stateID);
 160                                         int width;
 161                                         if (hls instanceof Bit)
 162                                                 width = 1;
 163                                         else if (hls instanceof BitVector)
 164                                                 width = ((BitVector) hls).length();
 165                                         else
 166                                                 width = -1;
 167                                         value = BitVectorFormatter.parseUserBitVector(valueString, width);
 168                                 } else
 169                                         throw new RuntimeException("No value type selected");
 170                                 target.setHighLevelState(stateID, value);
 171                                 output.setText("Success!");
 172                         }
 173                         catch (Exception x)
 174                         {
 175                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 176                         }
 177                 };
 178                 Listener getAction = e ->
 179                 {
 180                         try
 181                         {
 182                                 int componentIndex = componentSelector.getSelectionIndex();
 183                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 184                                         throw new RuntimeException("No component selected");
 185                                 output.setText("Success! Value: \r\n"
 186                                                 + componentsByItemIndex.get(componentSelector.getSelectionIndex()).getHighLevelState(stateIDText.getText()));
 187                         }
 188                         catch (Exception x)
 189                         {
 190                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 191                         }
 192                 };
 193                 send.addListener(SWT.Selection, sendAction);
 194                 valueText.addListener(SWT.DefaultSelection, sendAction);
 195                 get.addListener(SWT.Selection, getAction);
 196                 stateIDText.addListener(SWT.DefaultSelection, getAction);
 197                 Map<ModelComponent, Map<String, Consumer<Object>>> sysoutListenersPerHLSPerTarget = new HashMap<>();
 198                 addListener.addListener(SWT.Selection, e ->
 199                 {
 200                         try
 201                         {
 202                                 int componentIndex = componentSelector.getSelectionIndex();
 203                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 204                                         throw new RuntimeException("No component selected");
 205                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 206                                 Map<String, Consumer<Object>> sysoutListenersPerHLS = sysoutListenersPerHLSPerTarget.computeIfAbsent(target,
 207                                                 k -> new HashMap<>());
 208                                 String stateIDString = stateIDText.getText();
 209                                 if (sysoutListenersPerHLS.containsKey(stateIDString))
 210                                         throw new RuntimeException("Listener already registered");
 211                                 Consumer<Object> sysoutListener = v -> System.out.println(stateIDString + ": " + v);
 212                                 target.addHighLevelStateListener(stateIDString, sysoutListener);
 213                                 sysoutListenersPerHLS.put(stateIDString, sysoutListener);
 214                                 output.setText("Success!");
 215                         }
 216                         catch (Exception x)
 217                         {
 218                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 219                         }
 220                 });
 221                 removeListener.addListener(SWT.Selection, e ->
 222                 {
 223                         try
 224                         {
 225                                 int componentIndex = componentSelector.getSelectionIndex();
 226                                 if (componentIndex < 0 || componentIndex >= componentsByItemIndex.size())
 227                                         throw new RuntimeException("No component selected");
 228                                 ModelComponent target = componentsByItemIndex.get(componentIndex);
 229                                 Map<String, Consumer<Object>> sysoutListenersPerHLS = sysoutListenersPerHLSPerTarget.get(target);
 230                                 if (sysoutListenersPerHLS == null)
 231                                         throw new RuntimeException("Listener not registered");
 232                                 String stateIDString = stateIDText.getText();
 233                                 Consumer<Object> sysoutListener = sysoutListenersPerHLS.remove(stateIDString);
 234                                 if (sysoutListener == null)
 235                                         throw new RuntimeException("Listener not registered");
 236                                 target.removeHighLevelStateListener(stateIDString, sysoutListener);
 237                                 output.setText("Success!");
 238                         }
 239                         catch (Exception x)
 240                         {
 241                                 output.setText(x.getClass().getSimpleName() + (x.getMessage() == null ? "" : ": " + x.getMessage()));
 242                         }
 243                 });
 244                 debugShell.open();
 245                 addDisposeListener(e -> debugShell.dispose());
 246         }
 247
 248         private void compsChanged(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved, ModelComponent c,
 249                         List<LogicModel> models, List<ModelComponent> componentsByItemIndex, Combo componentSelector, LogicModel model,
 250                         AtomicBoolean recalculateQueued, int depth, boolean add)
 251         {
 252                 iterateSubmodelTree(compAdded, compRemoved, c, models, add);
 253                 queueRecalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model, depth);
 254         }
 255
 256         private void iterateSubmodelTree(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved,
 257                         ModelComponent c, List<LogicModel> models, boolean add)
 258         {
 259                 if (c instanceof SubmodelComponent)
 260                         iterateModelTree(compAdded, compRemoved, ((SubmodelComponent) c).submodel, models, add);
 261         }
 262
 263         private void iterateModelTree(Consumer<? super ModelComponent> compAdded, Consumer<? super ModelComponent> compRemoved,
 264                         LogicModel model, List<LogicModel> models, boolean add)
 265         {
 266                 if (add ^ models.contains(model))
 267                 {
 268                         if (add)
 269                         {
 270                                 models.add(model);
 271                                 model.addComponentAddedListener(compAdded);
 272                                 model.addComponentRemovedListener(compRemoved);
 273                         } else
 274                         {
 275                                 models.remove(model);
 276                                 model.removeComponentAddedListener(compAdded);
 277                                 model.removeComponentRemovedListener(compRemoved);
 278                         }
 279                         for (ModelComponent c : model.getComponentsByName().values())
 280                                 iterateSubmodelTree(compAdded, compRemoved, c, models, add);
 281                 }
 282         }
 283
 284         private void queueRecalculateComponentSelector(AtomicBoolean recalculateQueued, List<ModelComponent> componentsByItemIndex,
 285                         Combo componentSelector, LogicModel model, int depth)
 286         {
 287                 if (recalculateQueued.compareAndSet(false, true))
 288                         getDisplay().asyncExec(
 289                                         () -> recalculateComponentSelector(recalculateQueued, componentsByItemIndex, componentSelector, model, depth));
 290         }
 291
 292         private void recalculateComponentSelector(AtomicBoolean recalculateQueued, List<ModelComponent> componentsByItemIndex,
 293                         Combo componentSelector, LogicModel model, int depth)
 294         {
 295                 recalculateQueued.set(false);
 296                 componentsByItemIndex.clear();
 297                 componentSelector.setItems();
 298                 addComponentSelectorItems(componentsByItemIndex, "", componentSelector, model, depth);
 299         }
 300
 301         private void addComponentSelectorItems(List<ModelComponent> componentsByItemIndex, String base, Combo componentSelector,
 302                         LogicModel model, int depth)
 303         {
 304                 model.getComponentsByName().values().stream().sorted((c1, c2) -> c1.getName().compareTo(c2.getName())).forEach(c ->
 305                 {
 306                         if (!(c.getHighLevelStateHandler() instanceof DefaultHighLevelStateHandler))
 307                         {
 308                                 String item = base + c.getName();
 309                                 componentsByItemIndex.add(c);
 310                                 componentSelector.add(item);
 311                                 // this causes negative numbers to result in infinite depth
 312                                 if (depth != 0 && c instanceof SubmodelComponent)
 313                                         addComponentSelectorItems(componentsByItemIndex, item + " -> ", componentSelector, ((SubmodelComponent) c).submodel,
 314                                                         depth - 1);
 315                         }
 316                 });
 317         }
 318 }