Add customizable finish message to avatar seeking

Sources/Plasma/PubUtilLib/plAvatar/plAvTaskSeek.cpp

@@ -101,7 +101,7 @@ bool plAvTaskSeek::fLogProcess = false;
 
 void plAvTaskSeek::IInitDefaults()
 {
-    fSeekObject = nil;
+    fSeekObject = nullptr;
     fMovingTarget = false;
     fAlign = kAlignHandle;
     fAnimName = "";
@@ -114,7 +114,8 @@ void plAvTaskSeek::IInitDefaults()
     fMaxSidleAngle = kDefaultMaxSidleAngle;
     fFlags = kSeekFlagForce3rdPersonOnStart;  
     fState = kSeekRunNormal;
-    fNotifyFinishedKey = nil;
+    fNotifyFinishedKey = nullptr;
+    fFinishMsg = nullptr;
 }
 // plAvTaskSeek ------------
 // -------------
@@ -158,6 +159,7 @@ plAvTaskSeek::plAvTaskSeek(plAvSeekMsg *msg)
         fFlags &= ~kSeekFlagRotationOnly;
 
     fNotifyFinishedKey = msg->fFinishKey;
+    fFinishMsg = msg->fFinishMsg;
 }
 
 // plAvTaskSeek ------------------------
@@ -303,6 +305,9 @@ void plAvTaskSeek::Finish(plArmatureMod *avatar, plArmatureBrain *brain, double
     //inform controller we are done seeking
     if (avatar->GetController())
         avatar->GetController()->SetSeek(false);
+
+    if (fFinishMsg)
+        fFinishMsg->Send();
 }
 
 void plAvTaskSeek::LeaveAge(plArmatureMod *avatar)

Sources/Plasma/PubUtilLib/plAvatar/plAvTaskSeek.h

@@ -156,6 +156,7 @@ protected:
     plString fAnimName;                     // an (optional) anim to use to line up our target
                                             // so you can say "seek to a place where your hand
                                             // will be here after you play animation foo"
+    plMessage* fFinishMsg;
 
     hsPoint3 fPosition;                     // our current position
     hsQuat fRotation;                       // our current rotation

Sources/Plasma/PubUtilLib/plMessage/plAvatarMsg.cpp

@@ -174,12 +174,13 @@ void plAvTaskMsg::Write(hsStream *stream, hsResMgr *mgr)
 // CTOR()
 plAvSeekMsg::plAvSeekMsg()
 : plAvTaskMsg(),
-  fSeekPoint(nil),
+  fSeekPoint(nullptr),
   fDuration(0),
   fSmartSeek(true),
   fAlignType(kAlignHandle),
   fNoSeek(false),
-  fFlags(kSeekFlagForce3rdPersonOnStart)
+  fFlags(kSeekFlagForce3rdPersonOnStart),
+  fFinishMsg(nullptr)
 {
 }
 
@@ -198,7 +199,8 @@ plAvSeekMsg::plAvSeekMsg(const plKey& sender, const plKey& receiver,
   fAlignType(alignType),
   fNoSeek(noSeek),
   fFlags(flags),
-  fFinishKey(finishKey)
+  fFinishKey(finishKey),
+  fFinishMsg(nullptr)
 {
 }
 

Sources/Plasma/PubUtilLib/plMessage/plAvatarMsg.h

@@ -218,6 +218,7 @@ public:
     plAvAlignment fAlignType;
     uint8_t fFlags;
     plKey fFinishKey;
+    plMessage* fFinishMsg;
 };
 
 class plAvTaskSeekDoneMsg : public plAvatarMsg