BitDisplay, ManualSwitch now Observable. More Docs added in Timeline.

[Mograsim.git] / net.mograsim.logic.core / src / net / mograsim / logic / core / components / ManualSwitch.java

diff --git a/net.mograsim.logic.core/src/net/mograsim/logic/core/components/ManualSwitch.java b/net.mograsim.logic.core/src/net/mograsim/logic/core/components/ManualSwitch.java
index fc6e943..b5b230a 100644 (file)
--- a/net.mograsim.logic.core/src/net/mograsim/logic/core/components/ManualSwitch.java
+++ b/net.mograsim.logic.core/src/net/mograsim/logic/core/components/ManualSwitch.java
@@ -1,74 +1,99 @@
-package net.mograsim.logic.core.components;
-
-import java.util.List;
-
-import net.mograsim.logic.core.timeline.Timeline;
-import net.mograsim.logic.core.types.Bit;
-import net.mograsim.logic.core.wires.Wire.ReadEnd;
-import net.mograsim.logic.core.wires.Wire.ReadWriteEnd;
-
-/**
- * This class models a simple on/off (ONE/ZERO) switch for user interaction.
- *
- * @author Christian Femers
- *
- */
-public class ManualSwitch extends Component
-{
-       private ReadWriteEnd output;
-       private boolean isOn;
-
-       public ManualSwitch(Timeline timeline, ReadWriteEnd output)
-       {
-               super(timeline);
-               if (output.length() != 1)
-                       throw new IllegalArgumentException("Switch output can be only a single wire");
-               this.output = output;
-       }
-
-       public void switchOn()
-       {
-               setState(true);
-       }
-
-       public void switchOff()
-       {
-               setState(false);
-       }
-
-       public void toggle()
-       {
-               setState(!isOn);
-       }
-
-       public void setState(boolean isOn)
-       {
-               if (this.isOn == isOn)
-                       return;
-               this.isOn = isOn;
-               output.feedSignals(getValue());
-       }
-
-       public boolean isOn()
-       {
-               return isOn;
-       }
-
-       public Bit getValue()
-       {
-               return isOn ? Bit.ONE : Bit.ZERO;
-       }
-
-       @Override
-       public List<ReadEnd> getAllInputs()
-       {
-               return List.of();
-       }
-
-       @Override
-       public List<ReadWriteEnd> getAllOutputs()
-       {
-               return List.of(output);
-       }
-
-}
+package net.mograsim.logic.core.components;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.List;\r
+\r
+import net.mograsim.logic.core.LogicObservable;\r
+import net.mograsim.logic.core.LogicObserver;\r
+import net.mograsim.logic.core.timeline.Timeline;\r
+import net.mograsim.logic.core.types.Bit;\r
+import net.mograsim.logic.core.wires.Wire.ReadEnd;\r
+import net.mograsim.logic.core.wires.Wire.ReadWriteEnd;\r
+\r
+/**\r
+ * This class models a simple on/off (ONE/ZERO) switch for user interaction.\r
+ *\r
+ * @author Christian Femers\r
+ *\r
+ */\r
+public class ManualSwitch extends Component implements LogicObservable\r
+{\r
+       private Collection<LogicObserver> observers;\r
+       private ReadWriteEnd output;\r
+       private boolean isOn;\r
+\r
+       public ManualSwitch(Timeline timeline, ReadWriteEnd output)\r
+       {\r
+               super(timeline);\r
+               observers = new ArrayList<>();\r
+               if (output.length() != 1)\r
+                       throw new IllegalArgumentException("Switch output can be only a single wire");\r
+               this.output = output;\r
+       }\r
+\r
+       public void switchOn()\r
+       {\r
+               setState(true);\r
+       }\r
+\r
+       public void switchOff()\r
+       {\r
+               setState(false);\r
+       }\r
+\r
+       public void toggle()\r
+       {\r
+               setState(!isOn);\r
+       }\r
+\r
+       public void setState(boolean isOn)\r
+       {\r
+               if (this.isOn == isOn)\r
+                       return;\r
+               this.isOn = isOn;\r
+               output.feedSignals(getValue());\r
+               notifyObservers();\r
+       }\r
+\r
+       public boolean isOn()\r
+       {\r
+               return isOn;\r
+       }\r
+\r
+       public Bit getValue()\r
+       {\r
+               return isOn ? Bit.ONE : Bit.ZERO;\r
+       }\r
+\r
+       @Override\r
+       public List<ReadEnd> getAllInputs()\r
+       {\r
+               return List.of();\r
+       }\r
+\r
+       @Override\r
+       public List<ReadWriteEnd> getAllOutputs()\r
+       {\r
+               return List.of(output);\r
+       }\r
+\r
+       @Override\r
+       public void registerObserver(LogicObserver ob)\r
+       {\r
+               observers.add(ob);\r
+       }\r
+\r
+       @Override\r
+       public void deregisterObserver(LogicObserver ob)\r
+       {\r
+               observers.remove(ob);\r
+       }\r
+\r
+       @Override\r
+       public void notifyObservers()\r
+       {\r
+               observers.forEach(ob -> ob.update(this));\r
+       }\r
+\r
+}\r