Add thrust reverser to joystick bindings.

This can either be a button (which toggles) or an axis (variable)

Nasal/controls.nas

@@ -93,6 +93,16 @@ _setlistener("/controls/engines/mixture-all", func{
 _setlistener("/controls/engines/propeller-pitch-all", func{
     setForAllEnginesProperty("propeller-pitch");
 },0,0);
+_setlistener("/controls/engines/reverser-all", func{
+    setForAllEnginesProperty("reverser");
+},0,0);
+
+var reverserTogglePosition = func {
+    if (getprop("/controls/engines/reverser-all"))
+      setprop("/controls/engines/reverser-all", 0);
+    else
+      setprop("/controls/engines/reverser-all", 1);
+}
 
 # Joystick axis handlers (use cmdarg).  Shouldn't be called from
 # other contexts.  A non-null argument reverses the axis direction.

Nasal/joystick.nas

@@ -285,6 +285,7 @@ var axisBindings = [
   PropertyScaleAxis.new("Throttle Engine 1",  "/controls/engines/engine[1]/throttle") ,
   PropertyScaleAxis.new("Mixture Engine 1",  "/controls/engines/engine[1]/mixture") ,
   PropertyScaleAxis.new("Propeller Pitch Engine 1",  "/controls/engines/engine[1]/propeller-pitch"),
+  PropertyScaleAxis.new("Reverser All Engines",  "/controls/engines/reverser-all") ,
 
   NasalLowHighAxis.new("View (horizontal)",
                       "setprop(\"/sim/current-view/goal-heading-offset-deg\", getprop(\"/sim/current-view/goal-heading-offset-deg\") + 2);",
@@ -549,6 +550,7 @@ var buttonBindings = [
   NasalButton.new("Gear Up", "controls.gearDown(-1);",0),
   NasalButton.new("Gear Down", "controls.gearDown(1);",0),
   NasalButton.new("Gear Toggle", "controls.gearTogglePosition(1);",0),
+  NasalButton.new("Reverser Toggle", "controls.reverserTogglePosition();",0),
   NasalHoldButton.new("Spoilers Retract", "controls.stepSpoilers(-1);", "controls.stepSpoilers(0);"),
   NasalHoldButton.new("Spoilers Deploy", "controls.stepSpoilers(1);", "controls.stepSpoilers(0);"),
   NasalHoldButton.new("Brakes", "controls.applyBrakes(1);", "controls.applyBrakes(0);"),

gui/dialogs/button-axis-config.xml

@@ -365,6 +365,19 @@ var assignAxis = func(cmd) {
       </binding>
     </button>
 
+    <button>
+      <row>10</row>
+      <col>1</col>
+      <halign>fill</halign>
+      <legend>Reverser All Engines</legend>
+      <binding>
+        <command>nasal</command>
+        <script>
+          assignAxis("Reverser All Engines");
+        </script>
+      </binding>
+    </button>
+
     <text>
       <row>0</row>
       <col>2</col>

gui/dialogs/button-config.xml

@@ -350,6 +350,18 @@ var assignButton = func(cmd) {
         </script>
       </binding>
     </button>
+    <button>
+      <row>6</row>
+      <col>2</col>
+      <halign>fill</halign>
+      <legend>All Reverser Toggle</legend>
+      <binding>
+        <command>nasal</command>
+        <script>
+          assignButton("Reverser Toggle");
+        </script>
+      </binding>
+    </button>
 
     <text>
       <row>0</row>