PINK: implemented page state saving

4 files changed, 89 insertions, 44 deletions

diff --git a/engines/pink/objects/pages/game_page.cpp b/engines/pink/objects/pages/game_page.cpp
index c878180c4a..d12c034d2a 100644
--- a/engines/pink/objects/pages/game_page.cpp
+++ b/engines/pink/objects/pages/game_page.cpp
@@ -30,6 +30,24 @@
 
 namespace Pink {
 
+GamePage::GamePage()
+        : _cursorMgr(nullptr), _walkMgr(nullptr), _sequencer(nullptr),
+          _perhapsIsLoaded(false), _memFile(nullptr)
+{}
+
+GamePage::~GamePage() {
+    clear();
+}
+
+void GamePage::toConsole() {
+    Page::toConsole();
+    _walkMgr->toConsole();
+    _sequencer->toConsole();
+    for (int i = 0; i < _handlers.size(); ++i) {
+        _handlers[i]->toConsole();
+    }
+}
+
 void GamePage::deserialize(Archive &archive) {
     Page::deserialize(archive);
     _module = static_cast<Module*>(archive.readObject());
@@ -52,10 +70,9 @@ void GamePage::load(Archive &archive) {
 }
 
 void GamePage::init(bool isLoadingSave) {
-    if (!isLoadingSave){
-        //assert(perhapsIsLoaded == 0);
+    if (!_perhapsIsLoaded)
         loadManagers();
-    }
+
     getGame()->getDirector()->clear();
 
     toConsole();
@@ -91,15 +108,18 @@ bool GamePage::initHandler() {
 }
 
 void GamePage::loadManagers() {
-    perhapsIsLoaded = true;
+    _perhapsIsLoaded = true;
     _cursorMgr = new CursorMgr(_module->getGame(), this);
     _walkMgr = new WalkMgr;
     _sequencer = new Sequencer(this);
 
     _resMgr.init(_module->getGame(), this);
 
-    // memfile manipulations if from save or page changing
-
+    if (_memFile != nullptr) {
+        loadState();
+        delete _memFile;
+        _memFile = nullptr;
+    }
 }
 
 PinkEngine *GamePage::getGame() {
@@ -128,28 +148,49 @@ WalkMgr *GamePage::getWalkMgr() {
     return _walkMgr;
 }
 
-void GamePage::toConsole() {
-    Page::toConsole();
-    _walkMgr->toConsole();
-    _sequencer->toConsole();
-    for (int i = 0; i < _handlers.size(); ++i) {
-        _handlers[i]->toConsole();
+void GamePage::loadState() {
+    Archive archive(static_cast<Common::SeekableReadStream*>(_memFile));
+    archive >> _variables;
+
+    uint16 actorCount;
+    archive >> actorCount;
+
+    Common::String actorName;
+    for (int i = 0; i < actorCount; ++i) {
+        actorName = archive.readString();
+        findActor(actorName)->loadState(archive);
     }
 }
 
-GamePage::~GamePage() {
-    delete _cursorMgr;
-    delete _walkMgr;
-    delete _sequencer;
-    for (int i = 0; i < _handlers.size(); ++i) {
-        delete _handlers[i];
+void GamePage::saveState() {
+    _memFile = new Common::MemoryReadWriteStream(DisposeAfterUse::YES);
+    Archive archive(static_cast<Common::WriteStream*>(_memFile));
+    archive << _variables;
+
+    archive.writeWORD(_actors.size());
+    for (int i = 0; i < _actors.size(); ++i) {
+        archive.writeString(_actors[i]->getName());
+        _actors[i]->saveState(archive);
     }
 }
 
-GamePage::GamePage()
-    : _cursorMgr(nullptr), _walkMgr(nullptr), _sequencer(nullptr)
-{
+void GamePage::unload() {
+    _leadActor->setAction(_leadActor->findAction("Idle"));
+    saveState();
+    clear();
+}
 
+void GamePage::clear() {
+    Page::clear();
+    _variables.clear(1);
+    for (int i = 0; i < _handlers.size(); ++i) {
+        delete _handlers[i];
+    }
+    _handlers.clear();
+    delete _cursorMgr;
+    delete _sequencer;
+    delete _walkMgr;
 }
 
+
 } // End of namespace Pink
\ No newline at end of file
diff --git a/engines/pink/objects/pages/game_page.h b/engines/pink/objects/pages/game_page.h
index 705fb32e22..79a4bee4db 100644
--- a/engines/pink/objects/pages/game_page.h
+++ b/engines/pink/objects/pages/game_page.h
@@ -23,6 +23,7 @@
 #ifndef PINK_GAME_PAGE_H
 #define PINK_GAME_PAGE_H
 
+#include <common/memstream.h>
 #include "page.h"
 
 namespace Pink {
@@ -36,12 +37,12 @@ class GamePage : public Page {
 public:
     GamePage();
     ~GamePage();
+    virtual void toConsole();
     virtual void deserialize(Archive &archive);
 
     virtual void load(Archive &archive);
-
+    void unload();
     void loadManagers();
-
     void init(bool isLoadingSave);
 
     PinkEngine *getGame();
@@ -52,25 +53,21 @@ public:
     bool checkValueOfVariable(Common::String &variable, Common::String &value);
     void setVariable(Common::String &variable, Common::String &value);
 
-    virtual void toConsole();
+    virtual void clear();
 
 private:
     bool initHandler();
+    void loadState();
+    void saveState();
 
-
-    int perhapsIsLoaded;
+    bool _perhapsIsLoaded;
+    Common::MemoryReadWriteStream *_memFile;
     Module *_module;
     CursorMgr *_cursorMgr;
     WalkMgr *_walkMgr;
     Sequencer *_sequencer;
     Common::Array<HandlerStartPage*> _handlers;
     Common::StringMap _variables;
-
-    /*
-    int cunk_1;
-    int memfile;
-    int unk;
-    */
 };
 
 }
diff --git a/engines/pink/objects/pages/page.cpp b/engines/pink/objects/pages/page.cpp
index 471cf8736b..e068367d07 100644
--- a/engines/pink/objects/pages/page.cpp
+++ b/engines/pink/objects/pages/page.cpp
@@ -22,10 +22,15 @@
 
 #include "page.h"
 #include "engines/pink/objects/actors/lead_actor.h"
+#include "engines/pink/director.h"
 
 
 namespace Pink {
 
+Page::~Page() {
+    clear();
+}
+
 void Page::load(Archive &archive) {
     archive.mapObject(this);
     NamedObject::deserialize(archive);
@@ -65,14 +70,18 @@ void Page::init() {
     }
 }
 
-Page::~Page() {
+LeadActor *Page::getLeadActor() {
+    return _leadActor;
+}
+
+void Page::clear() {
     for (int i = 0; i < _actors.size(); ++i) {
         delete _actors[i];
     }
+    _actors.clear();
+    _resMgr.clear();
 }
 
-LeadActor *Page::getLeadActor() {
-    return _leadActor;
-}
+
 
 } // End of namespace Pink
diff --git a/engines/pink/objects/pages/page.h b/engines/pink/objects/pages/page.h
index 7eb1a335f3..b9820fea75 100644
--- a/engines/pink/objects/pages/page.h
+++ b/engines/pink/objects/pages/page.h
@@ -37,25 +37,23 @@ class LeadActor;
 class Page : public NamedObject {
 public:
     ~Page();
+    virtual void toConsole();
+
     void load(Archive &archive);
     Actor *findActor(Common::String &name);
+    LeadActor *getLeadActor();
+
     Sound *loadSound(Common::String &fileName);
     CelDecoder *loadCel(Common::String &fileName);
 
-    virtual void toConsole();
-
-    LeadActor *getLeadActor();
+    virtual void clear();
 
 protected:
     void init();
+
     Common::Array<Actor*> _actors;
     ResourceMgr _resMgr;
     LeadActor *_leadActor;
-
-    /*
-        int unk_1;
-        CString _str;
-     */
 };
 
 } // End of namespace Pink