From 327ae273a10d9adc305cf4045322c6107dd70fb4 Mon Sep 17 00:00:00 2001
From: Daniel Kirschten <daniel.kirschten@gmx.de>
Date: Mon, 30 Sep 2019 18:33:39 +0200
Subject: [PATCH] Introduced execution speed listeners in MachineDebugTarget

---
 .../plugin/launch/MachineDebugTarget.java     | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MachineDebugTarget.java b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MachineDebugTarget.java
index a060bd5d..5a134017 100644
--- a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MachineDebugTarget.java
+++ b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/launch/MachineDebugTarget.java
@@ -1,5 +1,9 @@
 package net.mograsim.plugin.launch;
 
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+
 import org.eclipse.core.resources.IMarkerDelta;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.PlatformObject;
@@ -32,12 +36,16 @@ public class MachineDebugTarget extends PlatformObject implements IDebugTarget,
 
 	private boolean running;
 
+	private final List<Consumer<Double>> executionSpeedListeners;
+
 	public MachineDebugTarget(ILaunch launch, MachineDefinition machineDefinition)
 	{
 		this.launch = launch;
 		this.machine = machineDefinition.createNew();
 		this.exec = new LogicExecuter(machine.getTimeline());
 
+		this.executionSpeedListeners = new ArrayList<>();
+
 		exec.startLiveExecution();
 		running = true;
 
@@ -82,7 +90,10 @@ public class MachineDebugTarget extends PlatformObject implements IDebugTarget,
 	public void setExecutionSpeed(double speed)
 	{
 		if (getExecutionSpeed() != speed)
+		{
 			exec.setSpeedFactor(speed);
+			callExecutionSpeedListener(speed);
+		}
 	}
 
 	@Override
@@ -230,6 +241,21 @@ public class MachineDebugTarget extends PlatformObject implements IDebugTarget,
 		return new IThread[0];
 	}
 
+	public void addExecutionSpeedListener(Consumer<Double> executionSpeedListener)
+	{
+		executionSpeedListeners.add(executionSpeedListener);
+	}
+
+	public void removeExecutionSpeedListener(Consumer<Double> executionSpeedListener)
+	{
+		executionSpeedListeners.remove(executionSpeedListener);
+	}
+
+	private void callExecutionSpeedListener(double executionSpeed)
+	{
+		executionSpeedListeners.forEach(l -> l.accept(executionSpeed));
+	}
+
 	@SuppressWarnings("unchecked")
 	@Override
 	public <T> T getAdapter(Class<T> adapter)
-- 
2.17.1