store list of known topics in saved game files

apps/openmw/mwbase/dialoguemanager.hpp

@@ -3,6 +3,14 @@
 
 #include <string>
 
+#include <libs/platform/stdint.h>
+
+namespace ESM
+{
+    class ESMReader;
+    class ESMWriter;
+}
+
 namespace MWWorld
 {
     class Ptr;
@@ -52,6 +60,12 @@ namespace MWBase
             virtual void persuade (int type) = 0;
             virtual int getTemporaryDispositionChange () const = 0;
             virtual void applyDispositionChange (int delta) = 0;
+
+            virtual int countSavedGameRecords() const = 0;
+
+            virtual void write (ESM::ESMWriter& writer) const = 0;
+
+            virtual void readRecord (ESM::ESMReader& reader, int32_t type) = 0;
     };
 }
 

apps/openmw/mwdialogue/dialoguemanagerimp.cpp

@@ -8,6 +8,7 @@
 
 #include <components/esm/loaddial.hpp>
 #include <components/esm/loadinfo.hpp>
+#include <components/esm/dialoguestate.hpp>
 
 #include <components/compiler/exception.hpp>
 #include <components/compiler/errorhandler.hpp>
@@ -591,6 +592,41 @@ namespace MWDialogue
         }
     }
 
+    int DialogueManager::countSavedGameRecords() const
+    {
+        return 1; // known topics
+    }
+
+    void DialogueManager::write (ESM::ESMWriter& writer) const
+    {
+        ESM::DialogueState state;
+
+        for (std::map<std::string, bool>::const_iterator iter (mKnownTopics.begin());
+            iter!=mKnownTopics.end(); ++iter)
+            if (iter->second)
+                state.mKnownTopics.push_back (iter->first);
+
+        writer.startRecord (ESM::REC_DIAS);
+        state.save (writer);
+        writer.endRecord (ESM::REC_DIAS);
+    }
+
+    void DialogueManager::readRecord (ESM::ESMReader& reader, int32_t type)
+    {
+        if (type==ESM::REC_DIAS)
+        {
+            const MWWorld::ESMStore& store = MWBase::Environment::get().getWorld()->getStore();
+
+            ESM::DialogueState state;
+            state.load (reader);
+
+            for (std::vector<std::string>::const_iterator iter (state.mKnownTopics.begin());
+                iter!=state.mKnownTopics.end(); ++iter)
+                if (store.get<ESM::Dialogue>().search (*iter))
+                    mKnownTopics.insert (std::make_pair (*iter, true));
+        }
+    }
+
 
     std::vector<HyperTextToken> ParseHyperText(const std::string& text)
     {

apps/openmw/mwdialogue/dialoguemanagerimp.hpp

@@ -78,6 +78,12 @@ namespace MWDialogue
             virtual void persuade (int type);
             virtual int getTemporaryDispositionChange () const;
             virtual void applyDispositionChange (int delta);
+
+            virtual int countSavedGameRecords() const;
+
+            virtual void write (ESM::ESMWriter& writer) const;
+
+            virtual void readRecord (ESM::ESMReader& reader, int32_t type);
     };
 
 

apps/openmw/mwstate/statemanagerimp.cpp

@@ -193,6 +193,7 @@ void MWState::StateManager::saveGame (const std::string& description, const Slot
         +MWBase::Environment::get().getJournal()->countSavedGameRecords()
         +MWBase::Environment::get().getWorld()->countSavedGameRecords()
         +MWBase::Environment::get().getScriptManager()->getGlobalScripts().countSavedGameRecords()
+        +MWBase::Environment::get().getDialogueManager()->countSavedGameRecords()
         +1 // global map
         );
 
@@ -203,6 +204,7 @@ void MWState::StateManager::saveGame (const std::string& description, const Slot
     writer.endRecord (ESM::REC_SAVE);
 
     MWBase::Environment::get().getJournal()->write (writer);
+    MWBase::Environment::get().getDialogueManager()->write (writer);
     MWBase::Environment::get().getWorld()->write (writer);
     MWBase::Environment::get().getScriptManager()->getGlobalScripts().write (writer);
     MWBase::Environment::get().getWindowManager()->write(writer);
@@ -245,6 +247,11 @@ void MWState::StateManager::loadGame (const Character *character, const Slot *sl
                     MWBase::Environment::get().getJournal()->readRecord (reader, n.val);
                     break;
 
+                case ESM::REC_DIAS:
+
+                    MWBase::Environment::get().getDialogueManager()->readRecord (reader, n.val);
+                    break;
+
                 case ESM::REC_ALCH:
                 case ESM::REC_ARMO:
                 case ESM::REC_BOOK:

components/CMakeLists.txt

@@ -44,7 +44,7 @@ add_component_dir (esm
     loadinfo loadingr loadland loadlevlist loadligh loadlock loadprob loadrepa loadltex loadmgef loadmisc loadnpcc
     loadnpc loadpgrd loadrace loadregn loadscpt loadskil loadsndg loadsoun loadspel loadsscr loadstat
     loadweap records aipackage effectlist spelllist variant variantimp loadtes3 cellref filter
-    savedgame journalentry queststate locals globalscript player objectstate cellid cellstate globalmap lightstate inventorystate containerstate npcstate creaturestate
+    savedgame journalentry queststate locals globalscript player objectstate cellid cellstate globalmap lightstate inventorystate containerstate npcstate creaturestate dialoguestate
     )
 
 add_component_dir (misc

components/esm/defs.hpp

@@ -91,6 +91,7 @@ enum RecNameInts
     REC_PLAY = 0x59414c50,
     REC_CSTA = 0x41545343,
     REC_GMAP = 0x50414d47,
+    REC_DIAS = 0x53414944,
 
     // format 1
     REC_FILT = 0x544C4946

components/esm/dialoguestate.cpp

@@ -0,0 +1,21 @@
+
+#include "dialoguestate.hpp"
+
+#include "esmreader.hpp"
+#include "esmwriter.hpp"
+
+void ESM::DialogueState::load (ESMReader &esm)
+{
+    while (esm.isNextSub ("TOPI"))
+        mKnownTopics.push_back (esm.getHString());
+}
+
+void ESM::DialogueState::save (ESMWriter &esm) const
+{
+    for (std::vector<std::string>::const_iterator iter (mKnownTopics.begin());
+        iter!=mKnownTopics.end(); ++iter)
+    {
+        esm.writeHNString ("TOPI", *iter);
+
+    }
+}

components/esm/dialoguestate.hpp

@@ -0,0 +1,23 @@
+#ifndef OPENMW_ESM_DIALOGUESTATE_H
+#define OPENMW_ESM_DIALOGUESTATE_H
+
+#include <string>
+#include <vector>
+
+namespace ESM
+{
+    class ESMReader;
+    class ESMWriter;
+
+    // format 0, saved games only
+
+    struct DialogueState
+    {
+        std::vector<std::string> mKnownTopics;
+
+        void load (ESMReader &esm);
+        void save (ESMWriter &esm) const;
+    };
+}
+
+#endif