X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=era.mi%2Fsrc%2Fera%2Fmi%2Flogic%2Fcomponents%2FManualSwitch.java;fp=era.mi%2Fsrc%2Fera%2Fmi%2Flogic%2Fcomponents%2FManualSwitch.java;h=5e6a00c133eda7fa7eee1963b2fda448ddef2fb2;hb=74206ee98e42a6228aed448f45c49cbdab98253a;hp=0000000000000000000000000000000000000000;hpb=a07a799d9d93669126a544b88856a05e11323b79;p=Mograsim.git

diff --git a/era.mi/src/era/mi/logic/components/ManualSwitch.java b/era.mi/src/era/mi/logic/components/ManualSwitch.java
new file mode 100644
index 00000000..5e6a00c1
--- /dev/null
+++ b/era.mi/src/era/mi/logic/components/ManualSwitch.java
@@ -0,0 +1,72 @@
+package era.mi.logic.components;
+
+import java.util.List;
+
+import era.mi.logic.Bit;
+import era.mi.logic.wires.WireArray;
+import era.mi.logic.wires.WireArray.WireArrayInput;
+
+/**
+ * This class models a simple on/off (ONE/ZERO) switch for user interaction.
+ *
+ * @author Christian Femers
+ *
+ */
+public final class ManualSwitch implements Component 
+{
+	private WireArray output;
+	private WireArrayInput outputI;
+	private boolean isOn;
+	
+	public ManualSwitch(WireArray output) 
+	{
+		if(output.length != 1)
+			throw new IllegalArgumentException("Switch output can be only a single wire");
+		this.output = output;
+		this.outputI = output.createInput();
+	}
+	
+	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;
+		outputI.feedSignals(getValue());
+	}
+	
+	public boolean isOn()
+	{
+		return isOn;
+	}
+	
+	public Bit getValue()
+	{
+		return isOn ? Bit.ONE : Bit.ZERO;
+	}
+
+	@Override
+	public List<WireArray> getAllInputs() {
+		return List.of();
+	}
+
+	@Override
+	public List<WireArray> getAllOutputs() {
+		return List.of(output);
+	}
+
+}