1 package net.mograsim.logic.ui.model.components;
3 import java.util.ArrayList;
4 import java.util.Collection;
5 import java.util.Collections;
6 import java.util.HashMap;
9 import java.util.function.Consumer;
10 import java.util.function.Supplier;
12 import net.haspamelodica.swt.helper.gcs.GeneralGC;
13 import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
14 import net.mograsim.logic.ui.model.ViewModelModifiable;
15 import net.mograsim.logic.ui.model.wires.Pin;
17 public abstract class GUIComponent
19 protected final ViewModelModifiable model;
20 private final Rectangle bounds;
21 private final Map<String, Pin> pinsByName;
22 protected final Collection<Pin> pinsUnmodifiable;
24 private final List<Consumer<? super GUIComponent>> componentMovedListeners;
25 private final List<Consumer<? super Pin>> pinAddedListeners;
26 private final List<Consumer<? super Pin>> pinRemovedListeners;
27 private final List<Runnable> redrawListeners;
29 private final Runnable redrawListenerForSubcomponents;
30 // Defines how the GUIComponent is referenced in SubmodelComponentParams
31 protected Supplier<String> identifierDelegate = () -> "class:".concat(getClass().getCanonicalName());
33 public GUIComponent(ViewModelModifiable model)
36 this.bounds = new Rectangle(0, 0, 0, 0);
37 this.pinsByName = new HashMap<>();
38 this.pinsUnmodifiable = Collections.unmodifiableCollection(pinsByName.values());
40 this.componentMovedListeners = new ArrayList<>();
41 this.pinAddedListeners = new ArrayList<>();
42 this.pinRemovedListeners = new ArrayList<>();
43 this.redrawListeners = new ArrayList<>();
45 redrawListenerForSubcomponents = this::callRedrawListeners;
47 model.componentCreated(this);
52 pinsByName.values().forEach(p -> pinRemovedListeners.forEach(l -> l.accept(p)));
53 model.componentDestroyed(this);
56 public void moveTo(double x, double y)
60 callComponentMovedListeners();
64 * Returns the bounds of this component. Used for calculating which component is clicked.
66 public Rectangle getBounds()
68 return new Rectangle(bounds.x, bounds.y, bounds.width, bounds.height);
72 * Called when this component is clicked. Absolute coordinates of the click are given. Returns true if this component consumed this
75 @SuppressWarnings({ "static-method", "unused" }) // this method is inteded to be overridden
76 public boolean clicked(double x, double y)
82 * Returns a collection of pins of this component.
84 public Collection<Pin> getPins()
86 return pinsUnmodifiable;
89 public Pin getPin(String name)
91 return pinsByName.get(name);
95 public void addComponentMovedListener (Consumer<? super GUIComponent> listener) {componentMovedListeners.add (listener);}
96 public void addPinAddedListener (Consumer<? super Pin > listener) {pinAddedListeners .add (listener);}
97 public void addPinRemovedListener (Consumer<? super Pin > listener) {pinRemovedListeners .add (listener);}
98 public void addRedrawListener (Runnable listener) {redrawListeners .add (listener);}
100 public void removeComponentMovedListener(Consumer<? super GUIComponent> listener) {componentMovedListeners .remove(listener);}
101 public void removePinAddedListener (Consumer<? super Pin > listener) {pinAddedListeners .remove(listener);}
102 public void removePinRemovedListener (Consumer<? super Pin > listener) {pinRemovedListeners .remove(listener);}
103 public void removeRedrawListener (Runnable listener) {redrawListeners .remove(listener);}
105 private void callComponentMovedListeners( ) {componentMovedListeners.forEach(l -> l.accept(this));}
106 private void callPinAddedListeners (Pin p) {pinAddedListeners .forEach(l -> l.accept(p ));}
107 private void callPinRemovedListeners (Pin p) {pinRemovedListeners .forEach(l -> l.accept(p ));}
108 private void callRedrawListeners ( ) {redrawListeners .forEach(l -> l.run( ));}
112 * Render this component to the given gc.
114 public abstract void render(GeneralGC gc, Rectangle visibleRegion);
116 protected void requestRedraw()
118 callRedrawListeners();
121 protected void setSize(double width, double height)
123 bounds.width = width;
124 bounds.height = height;
125 callRedrawListeners();
128 protected void addPin(Pin pin)
130 if (pinsByName.containsKey(pin.name))
131 throw new IllegalArgumentException("Duplicate pin name: " + pin.name);
132 pinsByName.put(pin.name, pin);
133 callPinAddedListeners(pin);
134 pin.addRedrawListener(redrawListenerForSubcomponents);
135 callRedrawListeners();
138 protected void removePin(String name)
140 Pin pin = pinsByName.remove(name);
141 callPinRemovedListeners(pin);
142 pin.removeRedrawListener(redrawListenerForSubcomponents);
143 callRedrawListeners();
147 * @return an identifier used to reference this GUIComponent inside of {@link SubmodelComponentParams}
149 public String getIdentifier()
151 return identifierDelegate.get();