The final restructured version for automatic build using maven tycho
[Mograsim.git] / net.mograsim.logic.model / src / net / mograsim / logic / model / model / components / submodels / SubmodelComponent.java
diff --git a/net.mograsim.logic.model/src/net/mograsim/logic/model/model/components/submodels/SubmodelComponent.java b/net.mograsim.logic.model/src/net/mograsim/logic/model/model/components/submodels/SubmodelComponent.java
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@@ -1,477 +0,0 @@
-package net.mograsim.logic.model.model.components.submodels;
-
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.function.Consumer;
-
-import net.haspamelodica.swt.helper.gcs.GCConfig;
-import net.haspamelodica.swt.helper.gcs.GeneralGC;
-import net.haspamelodica.swt.helper.gcs.TranslatedGC;
-import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
-import net.mograsim.logic.model.LogicUIRenderer;
-import net.mograsim.logic.model.model.LogicModel;
-import net.mograsim.logic.model.model.LogicModelModifiable;
-import net.mograsim.logic.model.model.components.ModelComponent;
-import net.mograsim.logic.model.model.wires.MovablePin;
-import net.mograsim.logic.model.model.wires.Pin;
-import net.mograsim.logic.model.model.wires.PinUsage;
-import net.mograsim.logic.model.serializing.IdentifyParams;
-import net.mograsim.logic.model.serializing.IndirectModelComponentCreator;
-import net.mograsim.logic.model.serializing.SubmodelComponentParams;
-import net.mograsim.logic.model.serializing.SubmodelComponentSerializer;
-import net.mograsim.logic.model.snippets.Renderer;
-import net.mograsim.logic.model.util.JsonHandler;
-import net.mograsim.preferences.Preferences;
-
-/**
- * A {@link ModelComponent} consisting of another model. A <code>SubmodelComponent</code> can have so-called "interface pins" connecting the
- * inner and outer models.
- */
-public abstract class SubmodelComponent extends ModelComponent
-{
-       public static final String SUBMODEL_INTERFACE_NAME = "_submodelinterface";
-       /**
-        * A modifiable view of {@link #submodel}.
-        */
-       protected final LogicModelModifiable submodelModifiable;
-       /**
-        * The model this {@link SubmodelComponent} consists of.
-        */
-       public final LogicModel submodel;
-       /**
-        * The list of all submodel interface pins of this {@link SubmodelComponent} on the submodel side.
-        */
-       private final Map<String, MovablePin> submodelPins;
-       /**
-        * An unmodifiable view of {@link #submodelPins}.
-        */
-       private final Map<String, MovablePin> submodelMovablePinsUnmodifiable;
-       /**
-        * An unmodifiable view of {@link #submodelPins} where pins are not movable.
-        */
-       private final Map<String, Pin> submodelUnmovablePinsUnmodifiable;
-       /**
-        * The list of all submodel interface pins of this {@link SubmodelComponent} on the supermodel side.
-        */
-       private final Map<String, MovablePin> supermodelPins;
-       /**
-        * An unmodifiable view of {@link #supermodelPins}.
-        */
-       private final Map<String, MovablePin> supermodelMovablePinsUnmodifiable;
-       /**
-        * An unmodifiable view of {@link #supermodelPins} where pins are not movable.
-        */
-       private final Map<String, Pin> supermodelUnmovablePinsUnmodifiable;
-       /**
-        * A pseudo-component containing all submodel interface pins on the submodel side.
-        */
-       private final SubmodelInterface submodelInterface;
-
-       /**
-        * The factor by which the submodel is scaled when rendering.
-        */
-       private double submodelScale;
-       /**
-        * If this {@link SubmodelComponent} fills at least this amount of the visible region vertically or horizontally, the submodel starts to
-        * be visible.
-        */
-       private double maxVisibleRegionFillRatioForAlpha0;
-       /**
-        * If this {@link SubmodelComponent} fills at least this amount of the visible region vertically or horizontally, the submodel is fully
-        * visible.
-        */
-       private double minVisibleRegionFillRatioForAlpha1;
-       /**
-        * The renderer used for rendering the submodel.
-        */
-       private final LogicUIRenderer renderer;
-
-       /**
-        * The {@link Renderer} used to render the symbol of this SubmodelCoponent.
-        */
-       private Renderer symbolRenderer;
-       /**
-        * The {@link Renderer} used to render the outline of this SubmodelCoponent.
-        */
-       private Renderer outlineRenderer;
-
-       // creation and destruction
-
-       public SubmodelComponent(LogicModelModifiable model, String name)
-       {
-               this(model, name, true);
-       }
-
-       protected SubmodelComponent(LogicModelModifiable model, String name, boolean callInit)
-       {
-               super(model, name, false);
-               this.submodelModifiable = new LogicModelModifiable();
-               this.submodel = submodelModifiable;
-               this.submodelPins = new HashMap<>();
-               this.submodelMovablePinsUnmodifiable = Collections.unmodifiableMap(submodelPins);
-               this.submodelUnmovablePinsUnmodifiable = Collections.unmodifiableMap(submodelPins);
-               this.supermodelPins = new HashMap<>();
-               this.supermodelMovablePinsUnmodifiable = Collections.unmodifiableMap(supermodelPins);
-               this.supermodelUnmovablePinsUnmodifiable = Collections.unmodifiableMap(supermodelPins);
-               this.submodelInterface = new SubmodelInterface(submodelModifiable);
-
-               this.submodelScale = 1;
-               this.maxVisibleRegionFillRatioForAlpha0 = 0.8;
-               this.minVisibleRegionFillRatioForAlpha1 = 0.9;
-               this.renderer = new LogicUIRenderer(submodelModifiable);
-
-               Consumer<Runnable> redrawHandlerChangedListener = submodelModifiable::setRedrawHandler;
-               model.addRedrawHandlerChangedListener(redrawHandlerChangedListener);
-               model.addComponentRemovedListener(c ->
-               {
-                       if (c == this)
-                               model.removeRedrawHandlerChangedListener(redrawHandlerChangedListener);
-               });
-               submodelModifiable.setRedrawHandler(model.getRedrawHandler());
-
-               if (callInit)
-                       init();
-       }
-
-       // pins
-
-       /**
-        * Adds a new submodel interface pin.
-        * 
-        * @param supermodelPin the submodel interface pin on the supermodel side
-        * 
-        * @return the submodel interface pin on the submodel side
-        * 
-        * @author Daniel Kirschten
-        */
-       protected Pin addSubmodelInterface(MovablePin supermodelPin)
-       {
-               super.addPin(supermodelPin);// do this first to be fail-fast if the supermodel does not belong to this component
-
-               String name = supermodelPin.name;
-               // TODO if we upgrade to Java 12, replace with switch-expression
-               PinUsage submodelPinUsage;
-               switch (supermodelPin.usage)
-               {
-               case INPUT:
-                       submodelPinUsage = PinUsage.OUTPUT;
-                       break;
-               case OUTPUT:
-                       submodelPinUsage = PinUsage.INPUT;
-                       break;
-               case TRISTATE:
-                       submodelPinUsage = PinUsage.TRISTATE;
-                       break;
-               default:
-                       throw new IllegalArgumentException("Unknown enum constant: " + supermodelPin.usage);
-               }
-               MovablePin submodelPin = new MovablePin(submodelModifiable, submodelInterface, name, supermodelPin.logicWidth, submodelPinUsage,
-                               supermodelPin.getRelX() / submodelScale, supermodelPin.getRelY() / submodelScale);
-
-               submodelPin.addPinMovedListener(p ->
-               {
-                       double newRelX = p.getRelX() * submodelScale;
-                       double newRelY = p.getRelY() * submodelScale;
-                       if (supermodelPin.getRelX() != newRelX || supermodelPin.getRelY() != newRelY)
-                               supermodelPin.setRelPos(newRelX, newRelY);
-               });
-               supermodelPin.addPinMovedListener(p ->
-               {
-                       double newRelX = p.getRelX() / submodelScale;
-                       double newRelY = p.getRelY() / submodelScale;
-                       if (submodelPin.getRelX() != newRelX || submodelPin.getRelY() != newRelY)
-                               submodelPin.setRelPos(newRelX, newRelY);
-               });
-
-               submodelInterface.addPin(submodelPin);
-
-               submodelPins.put(name, submodelPin);
-               supermodelPins.put(name, supermodelPin);
-
-               // no need to call requestRedraw() because addPin() will request a redraw
-               return submodelPin;
-       }
-
-       /**
-        * Removes a submodel interface pin.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void removeSubmodelInterface(String name)
-       {
-               super.removePin(name);// do this first to be fail-fast if this component doesn't have a pin with the given name
-               Pin submodelPin = submodelPins.remove(name);
-               submodelInterface.removePin(submodelPin.name);
-               supermodelPins.remove(name);
-
-               // no need to call requestRedraw() because removePin() will request a redraw
-       }
-
-       /**
-        * Returns a collection of submodel interface pins on the submodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       public Map<String, Pin> getSubmodelPins()
-       {
-               return submodelUnmovablePinsUnmodifiable;
-       }
-
-       /**
-        * Returns the submodel interface pin with the given name on the submodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       public Pin getSubmodelPin(String name)
-       {
-               return getSubmodelMovablePin(name);
-       }
-
-       /**
-        * Returns a collection of movable submodel interface pins on the submodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected Map<String, MovablePin> getSubmodelMovablePins()
-       {
-               return submodelMovablePinsUnmodifiable;
-       }
-
-       /**
-        * Returns the movable submodel interface pin with the given name on the submodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected MovablePin getSubmodelMovablePin(String name)
-       {
-               return submodelPins.get(name);
-       }
-
-       /**
-        * Returns a collection of submodel interface pins on the supermodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       public Map<String, Pin> getSupermodelPins()
-       {
-               return supermodelUnmovablePinsUnmodifiable;
-       }
-
-       /**
-        * Returns the submodel interface pin with the given name on the supermodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       public Pin getSupermodelPin(String name)
-       {
-               return getSupermodelMovablePin(name);
-       }
-
-       /**
-        * Returns a collection of movable submodel interface pins on the supermodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected Map<String, MovablePin> getSupermodelMovablePins()
-       {
-               return supermodelMovablePinsUnmodifiable;
-       }
-
-       /**
-        * Returns the movable submodel interface pin with the given name on the supermodel side of this component.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected MovablePin getSupermodelMovablePin(String name)
-       {
-               return supermodelPins.get(name);
-       }
-
-       // "graphical" operations
-
-       /**
-        * Sets the factor by which the submodel is scaled when rendering and calls redrawListeners. Note that the submodel interface pins will
-        * stay at their position relative to the supermodel, which means they will move relative to the submodel.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void setSubmodelScale(double submodelScale)
-       {
-               this.submodelScale = submodelScale;
-
-               for (Entry<String, MovablePin> e : supermodelPins.entrySet())
-                       getSubmodelMovablePin(e.getKey()).setRelPos(e.getValue().getRelX() * submodelScale, e.getValue().getRelY() * submodelScale);
-
-               model.requestRedraw();// needed if there is no submodel interface pin
-       }
-
-       /**
-        * Returns the current factor by which the submodel is scaled when rendering.
-        * 
-        * @author Daniel Kirschten
-        */
-       public double getSubmodelScale()
-       {
-               return submodelScale;
-       }
-
-       /**
-        * @see #renderSymbol(GeneralGC, Rectangle)
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void setSymbolRenderer(Renderer symbolRenderer)
-       {
-               this.symbolRenderer = symbolRenderer;
-               model.requestRedraw();
-       }
-
-       /**
-        * @see #renderSymbol(GeneralGC, Rectangle)
-        * 
-        * @author Daniel Kirschten
-        */
-       public Renderer getSymbolRenderer()
-       {
-               return symbolRenderer;
-       }
-
-       /**
-        * @see #renderOutline(GeneralGC, Rectangle)
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void setOutlineRenderer(Renderer outlineRenderer)
-       {
-               this.outlineRenderer = outlineRenderer;
-               model.requestRedraw();
-       }
-
-       /**
-        * @see #renderOutline(GeneralGC, Rectangle)
-        * 
-        * @author Daniel Kirschten
-        */
-       public Renderer getOutlineRenderer()
-       {
-               return outlineRenderer;
-       }
-
-       @Override
-       public boolean clicked(double x, double y)
-       {
-               double scaledX = (x - getPosX()) / submodelScale;
-               double scaledY = (y - getPosY()) / submodelScale;
-               for (ModelComponent component : submodel.getComponentsByName().values())
-                       if (component.getBounds().contains(scaledX, scaledY) && component.clicked(scaledX, scaledY))
-                               return true;
-               return false;
-       }
-
-       @Override
-       public void render(GeneralGC gc, Rectangle visibleRegion)
-       {
-               GCConfig conf = new GCConfig(gc);
-               GeneralGC tgc = new TranslatedGC(gc, getPosX(), getPosY(), submodelScale, true);
-               conf.reset(tgc);
-               double visibleRegionFillRatio = Math.max(getWidth() / visibleRegion.width, getHeight() / visibleRegion.height);
-               double alphaFactor = map(visibleRegionFillRatio, maxVisibleRegionFillRatioForAlpha0, minVisibleRegionFillRatioForAlpha1, 0, 1);
-               alphaFactor = Math.max(0, Math.min(1, alphaFactor));
-               // we need to take the old alpha into account to support nested submodules better.
-               int oldAlpha = gc.getAlpha();
-               int submodelAlpha = Math.max(0, Math.min(255, (int) (oldAlpha * alphaFactor)));
-               int labelAlpha = Math.max(0, Math.min(255, (int) (oldAlpha * (1 - alphaFactor))));
-               if (submodelAlpha != 0)
-               {
-                       gc.setAlpha(submodelAlpha);
-                       renderer.render(tgc, visibleRegion.translate(getPosX() / submodelScale, getPosY() / submodelScale, 1 / submodelScale));
-               }
-               if (labelAlpha != 0)
-               {
-                       gc.setAlpha(labelAlpha);
-                       renderSymbol(gc, visibleRegion);
-               }
-               conf.reset(gc);
-               // reset line width explicitly to avoid rounding errors causing weird glitches
-               gc.setLineWidth(Preferences.current().getDouble("net.mograsim.logic.model.linewidth.default"));
-               // draw the outline after all other operations to make interface pins look better
-               renderOutline(gc, visibleRegion);
-       }
-
-       /**
-        * Render the symbol of this {@link SubmodelComponent}, e.g. the things that should be hidden if the submodel is drawn.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void renderSymbol(GeneralGC gc, Rectangle visibleRegion)
-       {
-               if (symbolRenderer != null)
-                       symbolRenderer.render(gc, visibleRegion);
-       }
-
-       /**
-        * Render the outline of this {@link SubmodelComponent}, e.g. the graphical elements that should stay visible if the submodel is drawn.
-        * 
-        * @author Daniel Kirschten
-        */
-       protected void renderOutline(GeneralGC gc, Rectangle visibleRegion)
-       {
-               if (outlineRenderer != null)
-                       outlineRenderer.render(gc, visibleRegion);
-       }
-
-       private static double map(double val, double valMin, double valMax, double mapMin, double mapMax)
-       {
-               return mapMin + (val - valMin) * (mapMax - mapMin) / (valMax - valMin);
-       }
-
-       // serializing
-
-       /**
-        * {@link SubmodelComponent}'s implementation of {@link ModelComponent#getIDForSerializing(IdentifyParams)} returns "submodel". It is
-        * recommended to override this behaviour.
-        * 
-        * @see ModelComponent#getIDForSerializing(IdentifyParams)
-        * @see ModelComponent#getParamsForSerializing(IdentifyParams)
-        */
-       @Override
-       public String getIDForSerializing(IdentifyParams idParams)
-       {
-               return "submodel";// TODO what ID?
-       }
-
-       /**
-        * {@link SubmodelComponent}'s implementation of {@link ModelComponent#getParamsForSerializing(IdentifyParams)} returns an instance of
-        * {@link SubmodelComponentParams}. It is recommended to override this behaviour.
-        * 
-        * @see ModelComponent#getIDForSerializing(IdentifyParams)
-        * @see ModelComponent#getParamsForSerializing(IdentifyParams)
-        */
-       @Override
-       public Object getParamsForSerializing(IdentifyParams idParams)
-       {
-               return SubmodelComponentSerializer.serialize(this, idParams);
-       }
-
-       // operations no longer supported
-
-       @Override
-       protected void addPin(Pin pin)
-       {
-               throw new UnsupportedOperationException("Can't add pins to a SubmodelComponent directly, call addSubmodelInterface instead");
-       }
-
-       @Override
-       protected void removePin(String name)
-       {
-               throw new UnsupportedOperationException("Can't remove pins of a SubmodelComponent directly, call removeSubmodelInterface instead");
-       }
-
-       static
-       {
-               IndirectModelComponentCreator.setComponentSupplier(SubmodelComponent.class.getCanonicalName(),
-                               (m, p, n) -> SubmodelComponentSerializer.deserialize(m, JsonHandler.fromJsonTree(p, SubmodelComponentParams.class), n));
-       }
-}
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