Working on it

Assets/CarbonInput/Editor/CarbonSettingsEditor.cs

@@ -0,0 +1,63 @@
+using UnityEngine;
+using UnityEditor;
+
+namespace CarbonInput {
+    /// <summary>
+    /// Editor for <see cref="CarbonSettings"/>.
+    /// </summary>
+    [CustomEditor(typeof(CarbonSettings))]
+    public class CarbonSettingsEditor : Editor {
+        /// <summary>
+        /// Short info text for <see cref="AnyBehaviour"/>
+        /// </summary>
+        private static string[] BehaviourHelp = {
+            "UseMappingOne:\nUse the same mapping PlayerIndex.One uses, but listen on any gamepad for that mapping.",
+            "UseControllerOne:\nAlways use PlayerIndex.One whenever PlayerIndex.Any is used.",
+            "CheckAll:\nGo over all players and use first match. Slightly slower than the other two behaviours, but it is the most accurate."
+        };
+
+        private CarbonSettings Settings { get { return (CarbonSettings)target; } }
+
+        public override void OnInspectorGUI() {
+            GUI.changed = false;
+            EditorGUILayout.HelpBox(BehaviourHelp[(int)Settings.Behaviour], MessageType.Info);
+            EditorGUILayout.BeginHorizontal();
+            EditorGUILayout.LabelField(new GUIContent("Behaviour", "Defines the behaviour of PlayerIndex.Any"), GUILayout.Width(100));
+            EditorGUI.BeginChangeCheck();
+            AnyBehaviour value = (AnyBehaviour)EditorGUILayout.EnumPopup(Settings.Behaviour);
+            if(EditorGUI.EndChangeCheck()) {
+                Undo.RecordObject(Settings, "Changed Behaviour to " + value.ToString());
+                Settings.Behaviour = value;
+            }
+            EditorGUILayout.EndHorizontal();
+            EditorGUILayout.Separator();
+
+            EditorGUILayout.HelpBox(
+                "The default behaviour of any axis is as follows:\n" +
+                "X axis goes from -1 (left) to +1(right)\n" +
+                "Y axis goes from -1 (up) to +1 (down)", MessageType.Info);
+            EditorGUILayout.LabelField("Inverted Axis");
+            EditorGUILayout.BeginHorizontal();
+            AxisToggle(CAxis.LX); AxisToggle(CAxis.RX); AxisToggle(CAxis.DX);
+            EditorGUILayout.EndHorizontal();
+            EditorGUILayout.BeginHorizontal();
+            AxisToggle(CAxis.LY); AxisToggle(CAxis.RY); AxisToggle(CAxis.DY);
+            EditorGUILayout.EndHorizontal();
+
+            if(GUI.changed) EditorUtility.SetDirty(target);
+        }
+
+        /// <summary>
+        /// Helper method used to invert an axis, providing an undo action.
+        /// </summary>
+        /// <param name="axis"></param>
+        private void AxisToggle(CAxis axis) {
+            EditorGUI.BeginChangeCheck();
+            bool value = EditorGUILayout.ToggleLeft(axis.ToString(), Settings[axis], GUILayout.Width(40));
+            if(EditorGUI.EndChangeCheck()) {
+                Undo.RecordObject(Settings, "Inverted Axis " + axis.ToString());
+                Settings[axis] = value;
+            }
+        }
+    }
+}