Refactor yet again and add autotiling

Source/ConformalDecals/ModuleConformalFlag.cs

@@ -0,0 +1,50 @@
+using ConformalDecals.Util;
+
+namespace ConformalDecals {
+    public class ModuleConformalFlag : ModuleConformalDecal {
+        private const string DefaultFlag = "Squad/Flags/default";
+
+        public override void OnLoad(ConfigNode node) {
+            base.OnLoad(node);
+
+            UpdateFlag(GetDefaultFlag());
+        }
+
+        public override void OnStart(StartState state) {
+            base.OnStart(state);
+
+            if (HighLogic.LoadedSceneIsGame) {
+                GameEvents.onMissionFlagSelect.Add(UpdateFlag);
+            }
+
+            UpdateFlag(GetDefaultFlag());
+        }
+
+        public override void OnDestroy() {
+            GameEvents.onMissionFlagSelect.Remove(UpdateFlag);
+            base.OnDestroy();
+        }
+
+        private string GetDefaultFlag() {
+            if (HighLogic.LoadedSceneIsGame) {
+                return EditorLogic.FlagURL != string.Empty ? EditorLogic.FlagURL : HighLogic.CurrentGame.flagURL;
+            }
+            else {
+                return DefaultFlag;
+            }
+        }
+
+        private void UpdateFlag(string flagUrl) {
+            this.Log($"Loading flag texture '{flagUrl}'.");
+            var flagTexture = GameDatabase.Instance.GetTexture(flagUrl, false);
+            if (flagTexture == null) {
+                this.LogWarning($"Unable to find flag texture '{flagUrl}'.");
+                return;
+            }
+
+            materialProperties.AddOrGetTextureProperty("_Decal", true).texture = flagTexture;
+
+            UpdateMaterials();
+        }
+    }
+}