暂存

1.6/1.6/Defs/Thing_building/ARA_InteractiveEggSac.xml

@@ -90,7 +90,13 @@
         <spawnMtbHours>4</spawnMtbHours>
         <spawnRadius>5</spawnRadius>
       </li>
+      <li Class="ArachnaeSwarm.CompProperties_DelayedTerrainSpawn">
+        <delayTicks>60</delayTicks>        <!-- 60 ticks = 1 second -->
+        <terrainToSpawn>ARA_InsectSludge</terrainToSpawn>
+        <spawnRadius>4.6</spawnRadius>
+      </li>
     </comps>
+
   </ThingDef>
 
   <TerrainDef ParentName="FloorBase">

Source/ArachnaeSwarm/ArachnaeSwarm.csproj

@@ -85,6 +85,10 @@
     <Compile Include="CompProperties_AbilityBindDrone.cs" />
     <Compile Include="JobGiver_MaintainBuildings.cs" />
   </ItemGroup>
+  <ItemGroup>
+    <Compile Include="CompProperties_DelayedTerrainSpawn.cs" />
+    <Compile Include="CompDelayedTerrainSpawn.cs" />
+  </ItemGroup>
   <ItemGroup>
     <Compile Include="WULA_AutoMechCarrier\CompAutoMechCarrier.cs" />
     <Compile Include="WULA_AutoMechCarrier\CompProperties_AutoMechCarrier.cs" />

Source/ArachnaeSwarm/CompDelayedTerrainSpawn.cs

@@ -0,0 +1,57 @@
+using RimWorld;
+using Verse;
+
+namespace ArachnaeSwarm
+{
+    public class CompDelayedTerrainSpawn : ThingComp
+    {
+        private CompProperties_DelayedTerrainSpawn Props => (CompProperties_DelayedTerrainSpawn)props;
+
+        private int ticksToSpawn;
+        private bool started;
+
+        public override void PostSpawnSetup(bool respawningAfterLoad)
+        {
+            base.PostSpawnSetup(respawningAfterLoad);
+            StartDelayedSpawn();
+        }
+
+        public override void CompTick()
+        {
+            base.CompTick();
+            if (started)
+            {
+                ticksToSpawn--;
+                if (ticksToSpawn <= 0)
+                {
+                    DoTerrainSpawn();
+                }
+            }
+        }
+
+        private void StartDelayedSpawn()
+        {
+            started = true;
+            ticksToSpawn = Props.delayTicks;
+        }
+
+        private void DoTerrainSpawn()
+        {
+            if (parent.Destroyed)
+            {
+                return;
+            }
+
+            if (Props.terrainToSpawn != null)
+            {
+                foreach (IntVec3 current in GenRadial.RadialCellsAround(parent.Position, Props.spawnRadius, true))
+                {
+                    if (current.InBounds(parent.Map) && current.Walkable(parent.Map))
+                    {
+                        parent.Map.terrainGrid.SetTerrain(current, Props.terrainToSpawn);
+                    }
+                }
+            }
+        }
+    }
+}

Source/ArachnaeSwarm/CompProperties_DelayedTerrainSpawn.cs

@@ -0,0 +1,16 @@
+using Verse;
+
+namespace ArachnaeSwarm
+{
+    public class CompProperties_DelayedTerrainSpawn : CompProperties
+    {
+        public int delayTicks = 0;
+        public TerrainDef terrainToSpawn;
+        public float spawnRadius = 0f;
+
+        public CompProperties_DelayedTerrainSpawn()
+        {
+            compClass = typeof(CompDelayedTerrainSpawn);
+        }
+    }
+}