From b28f88fc81f86dfbcca22ff48db8e3a25c21c505 Mon Sep 17 00:00:00 2001
From: Stone_Red <56473591+Stone-Red-Code@users.noreply.github.com>
Date: Thu, 26 Mar 2026 22:29:36 +0100
Subject: [PATCH] Add simulator type selection (Cycle/Event) to UI and
 simulation logic

---
 .../Content/WorldScreen.xmmp                  |  7 +++++-
 .../Simulation/LogicGateSimulator.cs          | 24 +++++++++++++++++--
 .../Simulation/SimulatorType.cs               |  7 ++++++
 .../StoneRed.LogicSimulator.csproj            |  2 +-
 .../UserInterface/Screens/WorldScreen.cs      | 13 ++++++++++
 5 files changed, 49 insertions(+), 4 deletions(-)
 create mode 100644 StoneRed.LogicSimulator/Simulation/SimulatorType.cs

diff --git a/StoneRed.LogicSimulator/Content/WorldScreen.xmmp b/StoneRed.LogicSimulator/Content/WorldScreen.xmmp
index 79f7226..167e779 100644
--- a/StoneRed.LogicSimulator/Content/WorldScreen.xmmp
+++ b/StoneRed.LogicSimulator/Content/WorldScreen.xmmp
@@ -15,7 +15,12 @@
       <VerticalStackPanel Id="settings">
         <Label Text="Frequency:" TextColor="#000000FF" />
         <SpinButton Maximum="1E+09" Minimum="1" HorizontalAlignment="Stretch" Value="100" Integer="True" Id="frequency" />
-        <CheckBox Text="High Performance" TextColor="#000000FF" Id="highPerformance" />        
+        <CheckBox Text="High Performance" TextColor="#000000FF" Id="highPerformance" />
+        <Label Text="Simulator Type:" TextColor="#000000FF" />
+        <ComboBox HorizontalAlignment="Stretch" Id="simulatorType">
+          <ListItem Text="Cycle" />
+          <ListItem Text="Event" />
+        </ComboBox>
         <CheckBox Text="Hide cables behind gates" TextColor="#000000FF" Id="hideCablesBehindGates" />
         <Label Text="Native components:" Wrap="True" TextColor="#000000FF" />
         <ListBox HorizontalAlignment="Stretch" Id="nativeComponents" />
diff --git a/StoneRed.LogicSimulator/Simulation/LogicGateSimulator.cs b/StoneRed.LogicSimulator/Simulation/LogicGateSimulator.cs
index a54dd39..5d5bc3a 100644
--- a/StoneRed.LogicSimulator/Simulation/LogicGateSimulator.cs
+++ b/StoneRed.LogicSimulator/Simulation/LogicGateSimulator.cs
@@ -26,6 +26,16 @@ internal class LogicGateSimulator
 
     public bool HighPerformanceClock { get; set; }
 
+    public SimulatorType SimulatorType
+    {
+        get;
+        set
+        {
+            field = value;
+            logicGatesUpdated = true;
+        }
+    } = SimulatorType.Cycle;
+
     public LogicGateSimulator(IEnumerable<LogicGate> logicGates)
     {
         foreach (LogicGate logicGate in logicGates)
@@ -103,7 +113,7 @@ internal class LogicGateSimulator
         float sleepDelayIterations = 10000;
         int sleepDelayMs = 10;
 
-        circuitSimulator = new CycleCircuitSimulator();
+        circuitSimulator = CreateSimulator();
 
         Timer timeCheckTimer = new Timer(_ =>
         {
@@ -132,7 +142,7 @@ internal class LogicGateSimulator
 
             if (logicGatesUpdated)
             {
-                circuitSimulator = new CycleCircuitSimulator();
+                circuitSimulator = CreateSimulator();
 
                 // Register all gates first
                 foreach (LogicGate gate in logicGates.Values)
@@ -173,4 +183,14 @@ internal class LogicGateSimulator
 
         _ = timeCheckTimer.Change(Timeout.Infinite, Timeout.Infinite);
     }
+
+    private ICircuitSimulator CreateSimulator()
+    {
+        return SimulatorType switch
+        {
+            SimulatorType.Event => new EventCircuitSimulator(),
+            SimulatorType.Cycle => new CycleCircuitSimulator(),
+            _ => throw new NotImplementedException()
+        };
+    }
 }
\ No newline at end of file
diff --git a/StoneRed.LogicSimulator/Simulation/SimulatorType.cs b/StoneRed.LogicSimulator/Simulation/SimulatorType.cs
new file mode 100644
index 0000000..da993fb
--- /dev/null
+++ b/StoneRed.LogicSimulator/Simulation/SimulatorType.cs
@@ -0,0 +1,7 @@
+namespace StoneRed.LogicSimulator.Simulation;
+
+public enum SimulatorType
+{
+    Cycle,
+    Event
+}
diff --git a/StoneRed.LogicSimulator/StoneRed.LogicSimulator.csproj b/StoneRed.LogicSimulator/StoneRed.LogicSimulator.csproj
index 985a4ef..2a52ff5 100644
--- a/StoneRed.LogicSimulator/StoneRed.LogicSimulator.csproj
+++ b/StoneRed.LogicSimulator/StoneRed.LogicSimulator.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <RollForward>Major</RollForward>
     <PublishReadyToRun>false</PublishReadyToRun>
     <TieredCompilation>false</TieredCompilation>
diff --git a/StoneRed.LogicSimulator/UserInterface/Screens/WorldScreen.cs b/StoneRed.LogicSimulator/UserInterface/Screens/WorldScreen.cs
index fa99a1d..e6cf44a 100644
--- a/StoneRed.LogicSimulator/UserInterface/Screens/WorldScreen.cs
+++ b/StoneRed.LogicSimulator/UserInterface/Screens/WorldScreen.cs
@@ -36,6 +36,7 @@ internal class WorldScreen : SrlsScreen<Grid>
     private Label positionLabel = null!;
     private SpinButton frequencySpinButton = null!;
     private CheckBox highPerformanceCheckBox = null!;
+    private ComboBox simulatorTypeComboBox = null!;
     private CheckBox hideCablesBehindGatesCheckBox = null!;
     private ListBox nativeComponentsListBox = null!;
 
@@ -73,6 +74,9 @@ internal class WorldScreen : SrlsScreen<Grid>
         VerticalStackPanel settingsPanel = Root.FindChildById<VerticalStackPanel>("settings");
         frequencySpinButton = settingsPanel.FindChildById<SpinButton>("frequency");
         highPerformanceCheckBox = settingsPanel.FindChildById<CheckBox>("highPerformance");
+        simulatorTypeComboBox = settingsPanel.FindChildById<ComboBox>("simulatorType");
+        simulatorTypeComboBox.SelectedIndex = 0; // Default to Cycle
+        simulatorTypeComboBox.SelectedIndexChanged += SimulatorTypeComboBox_SelectedIndexChanged;
         hideCablesBehindGatesCheckBox = settingsPanel.FindChildById<CheckBox>("hideCablesBehindGates");
 
         nativeComponentsListBox = Root.FindChildById<ListBox>("nativeComponents");
@@ -328,6 +332,15 @@ internal class WorldScreen : SrlsScreen<Grid>
         SelectLogicGate();
     }
 
+    private void SimulatorTypeComboBox_SelectedIndexChanged(object? sender, EventArgs e)
+    {
+        simulator.SimulatorType = simulatorTypeComboBox.SelectedIndex switch
+        {
+            1 => SimulatorType.Event,
+            _ => SimulatorType.Cycle
+        };
+    }
+
     private void ShowConnectionContextMenu(LogicGate logicGate, Point position, bool showInputs)
     {
         showInputs = logicGate.OutputCount <= 0 || (showInputs && logicGate.InputCount > 0);