+++ /dev/null
-package net.mograsim.logic.model.model;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.function.Consumer;
-
-import net.mograsim.logic.model.model.components.ModelComponent;
-import net.mograsim.logic.model.model.wires.ModelWire;
-
-public class ViewModel
-{
- private final Map<String, ModelComponent> components;
- private final Map<String, Runnable> componentDestroyFunctions;
- private final Map<String, ModelComponent> componentsUnmodifiable;
- private final Map<String, ModelWire> wires;
- private final Map<String, Runnable> wireDestroyFunctions;
- private final Map<String, ModelWire> wiresUnmodifiable;
-
- private final List<Consumer<? super ModelComponent>> componentAddedListeners;
- private final List<Consumer<? super ModelComponent>> componentRemovedListeners;
- private final List<Consumer<? super ModelWire>> wireAddedListeners;
- private final List<Consumer<? super ModelWire>> wireRemovedListeners;
- private final List<Consumer<? super Runnable>> redrawHandlerChangedListeners;
-
- private Runnable redrawHandler;
-
- protected ViewModel()
- {
- components = new HashMap<>();
- componentDestroyFunctions = new HashMap<>();
- componentsUnmodifiable = Collections.unmodifiableMap(components);
- wires = new HashMap<>();
- wireDestroyFunctions = new HashMap<>();
- wiresUnmodifiable = Collections.unmodifiableMap(wires);
-
- componentAddedListeners = new ArrayList<>();
- componentRemovedListeners = new ArrayList<>();
- wireAddedListeners = new ArrayList<>();
- wireRemovedListeners = new ArrayList<>();
- redrawHandlerChangedListeners = new ArrayList<>();
- }
-
- /**
- * Adds the given component to the list of components and calls all componentAddedListeners. Don't call this method from application
- * code as it is automatically called in {@link ModelComponent}'s constructor.
- *
- * @author Daniel Kirschten
- */
- protected void componentCreated(ModelComponent component, Runnable destroyed)
- {
- if (components.containsKey(component.name))
- throw new IllegalStateException("Don't add the same component twice!");
- components.put(component.name, component);
- componentDestroyFunctions.put(component.name, destroyed);
- callComponentAddedListeners(component);
- requestRedraw();
- }
-
- /**
- * Destroyes the given component, removes it from the list of components and calls all componentRemovedListeners.
- *
- * @author Daniel Kirschten
- */
- protected void destroyComponent(ModelComponent component)
- {
- componentDestroyFunctions.get(component.name).run();
- if (!components.containsKey(component.name))
- throw new IllegalStateException("Don't remove the same component twice!");
- components.remove(component.name);
- callComponentRemovedListeners(component);
- requestRedraw();
- }
-
- /**
- * Adds the given wire to the list of wires and calls all wireAddedListeners.
- *
- * @author Daniel Kirschten
- */
- protected void wireCreated(ModelWire wire, Runnable destroyed)
- {
- if (wires.containsKey(wire.name))
- throw new IllegalStateException("Don't add the same wire twice!");
- wires.put(wire.name, wire);
- wireDestroyFunctions.put(wire.name, destroyed);
- callWireAddedListeners(wire);
- requestRedraw();
- }
-
- /**
- * Destroys the given wire, removes it from the list of wires and calls all wireRemovedListeners.
- *
- * @author Daniel Kirschten
- */
- protected void destroyWire(ModelWire wire)
- {
- wireDestroyFunctions.get(wire.name).run();
- if (!wires.containsKey(wire.name))
- throw new IllegalStateException("Don't remove the same wire twice!");
- wires.remove(wire.name);
- callWireRemovedListeners(wire);
- requestRedraw();
- }
-
- public Map<String, ModelComponent> getComponentsByName()
- {
- return componentsUnmodifiable;
- }
-
- public Map<String, ModelWire> getWiresByName()
- {
- return wiresUnmodifiable;
- }
-
- // @formatter:off
- public void addComponentAddedListener (Consumer<? super ModelComponent> listener) {componentAddedListeners .add (listener);}
- public void addComponentRemovedListener (Consumer<? super ModelComponent> listener) {componentRemovedListeners .add (listener);}
- public void addWireAddedListener (Consumer<? super ModelWire > listener) {wireAddedListeners .add (listener);}
- public void addWireRemovedListener (Consumer<? super ModelWire > listener) {wireRemovedListeners .add (listener);}
- public void addRedrawHandlerChangedListener (Consumer<? super Runnable > listener) {redrawHandlerChangedListeners.add (listener);}
-
- public void removeComponentAddedListener (Consumer<? super ModelComponent> listener) {componentAddedListeners .remove(listener);}
- public void removeComponentRemovedListener (Consumer<? super ModelComponent> listener) {componentRemovedListeners .remove(listener);}
- public void removeWireAddedListener (Consumer<? super ModelWire > listener) {wireAddedListeners .remove(listener);}
- public void removeWireRemovedListener (Consumer<? super ModelWire > listener) {wireRemovedListeners .remove(listener);}
- public void removeRedrawHandlerChangedListener(Consumer<? super Runnable > listener) {redrawHandlerChangedListeners.remove(listener);}
-
- private void callComponentAddedListeners (ModelComponent c) {componentAddedListeners .forEach(l -> l.accept(c));}
- private void callComponentRemovedListeners (ModelComponent c) {componentRemovedListeners .forEach(l -> l.accept(c));}
- private void callWireAddedListeners (ModelWire w) {wireAddedListeners .forEach(l -> l.accept(w));}
- private void callWireRemovedListeners (ModelWire w) {wireRemovedListeners .forEach(l -> l.accept(w));}
- private void callRedrawHandlerChangedListener(Runnable r) {redrawHandlerChangedListeners.forEach(l -> l.accept(r));}
- // @formatter:on
-
- public void setRedrawHandler(Runnable handler)
- {
- this.redrawHandler = handler;
- callRedrawHandlerChangedListener(handler);
- }
-
- public Runnable getRedrawHandler()
- {
- return redrawHandler;
- }
-
- public void requestRedraw()
- {
- if (redrawHandler != null)
- redrawHandler.run();
- }
-}
\ No newline at end of file
projects / Mograsim.git / blobdiff