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-rw-r--r--engines/draci/detection.cpp79
-rw-r--r--engines/draci/draci.cpp48
-rw-r--r--engines/draci/draci.h9
-rw-r--r--engines/draci/module.mk1
-rw-r--r--engines/draci/saveload.cpp155
-rw-r--r--engines/draci/saveload.h55
6 files changed, 343 insertions, 4 deletions
diff --git a/engines/draci/detection.cpp b/engines/draci/detection.cpp
index 3fe37ead53..1d58d25cfa 100644
--- a/engines/draci/detection.cpp
+++ b/engines/draci/detection.cpp
@@ -24,6 +24,7 @@
*/
#include "draci/draci.h"
+#include "draci/saveload.h"
#include "base/plugins.h"
#include "engines/metaengine.h"
@@ -107,16 +108,86 @@ public:
}
virtual bool hasFeature(MetaEngineFeature f) const;
+ virtual int getMaximumSaveSlot() const { return 99; };
+ virtual SaveStateList listSaves(const char *target) const;
+ virtual void removeSaveState(const char *target, int slot) const;
+ virtual SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
};
bool DraciMetaEngine::hasFeature(MetaEngineFeature f) const {
- return false;
+ return
+ (f == kSupportsListSaves) ||
+ (f == kSupportsDeleteSave) ||
+ (f == kSavesSupportMetaInfo) ||
+ (f == kSavesSupportThumbnail) ||
+ (f == kSavesSupportCreationDate) ||
+ (f == kSavesSupportPlayTime) ||
+ (f == kSupportsLoadingDuringStartup);
}
-bool Draci::DraciEngine::hasFeature(EngineFeature f) const {
- return (f == kSupportsSubtitleOptions) ||
- (f == kSupportsRTL);
+SaveStateList DraciMetaEngine::listSaves(const char *target) const {
+ Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
+ Common::StringList filenames;
+ Common::String pattern("draci.s??");
+
+ filenames = saveFileMan->listSavefiles(pattern);
+ sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..)
+
+ SaveStateList saveList;
+ for (Common::StringList::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
+ // Obtain the last 2 digits of the filename, since they correspond to the save slot
+ int slotNum = atoi(file->c_str() + file->size() - 2);
+
+ if (slotNum >= 0 && slotNum <= 99) {
+ Common::InSaveFile *in = saveFileMan->openForLoading(*file);
+ if (in) {
+ Draci::DraciSavegameHeader header;
+ Draci::readSavegameHeader(in, header);
+ saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
+ if (header.thumbnail) delete header.thumbnail;
+ delete in;
+ }
+ }
+ }
+
+ return saveList;
+}
+
+void DraciMetaEngine::removeSaveState(const char *target, int slot) const {
+ g_system->getSavefileManager()->removeSavefile(Draci::DraciEngine::getSavegameFile(slot));
+}
+
+SaveStateDescriptor DraciMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
+ Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(
+ Draci::DraciEngine::getSavegameFile(slot));
+ assert(f);
+
+ Draci::DraciSavegameHeader header;
+ Draci::readSavegameHeader(f, header);
+ delete f;
+
+ // Create the return descriptor
+ SaveStateDescriptor desc(slot, header.saveName);
+ desc.setDeletableFlag(true);
+ desc.setWriteProtectedFlag(false);
+ desc.setThumbnail(header.thumbnail);
+
+ int day = (header.date >> 24) & 0xFF;
+ int month = (header.date >> 16) & 0xFF;
+ int year = header.date & 0xFFFF;
+ desc.setSaveDate(year, month, day);
+
+ int hour = (header.time >> 8) & 0xFF;
+ int minutes = header.time & 0xFF;
+ desc.setSaveTime(hour, minutes);
+
+ minutes = header.playtime / 60;
+ hour = minutes / 60;
+ minutes %= 60;
+ desc.setPlayTime(hour, minutes);
+
+ return desc;
}
bool DraciMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
diff --git a/engines/draci/draci.cpp b/engines/draci/draci.cpp
index 14deb60603..9ecbfb37bb 100644
--- a/engines/draci/draci.cpp
+++ b/engines/draci/draci.cpp
@@ -81,6 +81,13 @@ DraciEngine::DraciEngine(OSystem *syst, const ADGameDescription *gameDesc)
g_eventRec.registerRandomSource(_rnd, "draci");
}
+bool DraciEngine::hasFeature(EngineFeature f) const {
+ return (f == kSupportsSubtitleOptions) ||
+ (f == kSupportsRTL) ||
+ (f == kSupportsLoadingDuringRuntime) ||
+ (f == kSupportsSavingDuringRuntime);
+}
+
int DraciEngine::init() {
// Initialize graphics using following:
initGraphics(kScreenWidth, kScreenHeight, false);
@@ -301,7 +308,14 @@ DraciEngine::~DraciEngine() {
Common::Error DraciEngine::run() {
init();
+ _engineStartTime = _system->getMillis() / 1000;
_game->init();
+
+ // Load game from specified slot, if any
+ if (ConfMan.hasKey("save_slot")) {
+ loadGameState(ConfMan.getInt("save_slot"));
+ }
+
_game->start();
return Common::kNoError;
}
@@ -309,9 +323,17 @@ Common::Error DraciEngine::run() {
void DraciEngine::pauseEngineIntern(bool pause) {
Engine::pauseEngineIntern(pause);
if (pause) {
+ // Record start of the pause, so that we can later
+ // adjust _engineStartTime accordingly.
+ _pauseStartTime = _system->getMillis();
+
_anims->pauseAnimations();
} else {
_anims->unpauseAnimations();
+
+ // Adjust engine start time
+ _engineStartTime += (_system->getMillis() - _pauseStartTime) / 1000;
+ _pauseStartTime = 0;
}
}
@@ -321,4 +343,30 @@ void DraciEngine::syncSoundSettings() {
// TODO: update our volumes
}
+const char *DraciEngine::getSavegameFile(int saveGameIdx) {
+ static char buffer[20];
+ sprintf(buffer, "draci.s%02d", saveGameIdx);
+ return buffer;
+}
+
+Common::Error DraciEngine::loadGameState(int slot) {
+ // TODO
+ return Common::kNoError;
+}
+
+bool DraciEngine::canLoadGameStateCurrently() {
+ return (_game->getLoopStatus() == kStatusOrdinary) &&
+ (_game->getLoopSubstatus() == kSubstatusOrdinary);
+}
+
+Common::Error DraciEngine::saveGameState(int slot, const char *desc) {
+ // TODO
+ return Common::kNoError;
+}
+
+bool DraciEngine::canSaveGameStateCurrently() {
+ return (_game->getLoopStatus() == kStatusOrdinary) &&
+ (_game->getLoopSubstatus() == kSubstatusOrdinary);
+}
+
} // End of namespace Draci
diff --git a/engines/draci/draci.h b/engines/draci/draci.h
index 7876025b9d..fed7cfed7e 100644
--- a/engines/draci/draci.h
+++ b/engines/draci/draci.h
@@ -54,6 +54,12 @@ public:
void handleEvents();
+ static const char *getSavegameFile(int saveGameIdx);
+ virtual Common::Error loadGameState(int slot);
+ virtual bool canLoadGameStateCurrently();
+ virtual Common::Error saveGameState(int slot, const char *desc);
+ virtual bool canSaveGameStateCurrently();
+
Screen *_screen;
Mouse *_mouse;
Game *_game;
@@ -79,6 +85,9 @@ public:
bool _showWalkingMap;
Common::RandomSource _rnd;
+
+ int32 _engineStartTime;
+ int32 _pauseStartTime;
};
enum {
diff --git a/engines/draci/module.mk b/engines/draci/module.mk
index 3eddfd3079..10abad2b44 100644
--- a/engines/draci/module.mk
+++ b/engines/draci/module.mk
@@ -6,6 +6,7 @@ MODULE_OBJS := \
barchive.o \
script.o \
font.o \
+ saveload.o \
sprite.o \
screen.o \
surface.o \
diff --git a/engines/draci/saveload.cpp b/engines/draci/saveload.cpp
new file mode 100644
index 0000000000..bd2f247dd4
--- /dev/null
+++ b/engines/draci/saveload.cpp
@@ -0,0 +1,155 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/trunk/engines/cruise/saveload.cpp $
+ * $Id: saveload.cpp 42047 2009-07-03 06:19:20Z dreammaster $
+ *
+ */
+
+#include <time.h> // for extended infos
+
+#include "draci/draci.h"
+#include "draci/saveload.h"
+
+#include "common/serializer.h"
+#include "common/savefile.h"
+#include "common/system.h"
+
+#include "graphics/scaler.h"
+#include "graphics/thumbnail.h"
+
+namespace Draci {
+
+static const char *draciIdentString = "DRACI";
+
+bool readSavegameHeader(Common::InSaveFile *in, DraciSavegameHeader &header) {
+ char saveIdentBuffer[6];
+ header.thumbnail = NULL;
+
+ // Validate the header Id
+ in->read(saveIdentBuffer, 6);
+ if (strcmp(saveIdentBuffer, draciIdentString))
+ return false;
+
+ header.version = in->readByte();
+ if (header.version != DRACI_SAVEGAME_VERSION)
+ return false;
+
+ // Read in the string
+ header.saveName.clear();
+ char ch;
+ while ((ch = (char)in->readByte()) != '\0') header.saveName += ch;
+
+ header.date = in->readUint32LE();
+ header.time = in->readUint16LE();
+ header.playtime = in->readUint32LE();
+
+ // Get the thumbnail
+ header.thumbnail = new Graphics::Surface();
+ if (!Graphics::loadThumbnail(*in, *header.thumbnail)) {
+ delete header.thumbnail;
+ header.thumbnail = NULL;
+ return false;
+ }
+
+ return true;
+}
+
+void writeSavegameHeader(Common::OutSaveFile *out, const DraciSavegameHeader &header, const Graphics::Surface &thumb) {
+ // Write out a savegame header
+ out->write(draciIdentString, 6);
+ out->writeByte(DRACI_SAVEGAME_VERSION);
+
+ // Write savegame name
+ out->write(header.saveName.c_str(), header.saveName.size() + 1);
+
+ out->writeUint32BE(header.date);
+ out->writeUint16BE(header.time);
+ out->writeUint32BE(header.playtime);
+
+ // Create a thumbnail and save it
+ Graphics::saveThumbnail(*out, thumb);
+}
+
+static void DoSync(Common::Serializer &s) {
+}
+
+
+Common::Error saveSavegameData(int saveGameIdx, const Common::String &saveName, const DraciEngine &vm) {
+ const char *filename = vm.getSavegameFile(saveGameIdx);
+ Common::SaveFileManager *saveMan = g_system->getSavefileManager();
+ Common::OutSaveFile *f = saveMan->openForSaving(filename);
+ if (f == NULL)
+ return Common::kNoGameDataFoundError;
+
+ tm curTime;
+ vm._system->getTimeAndDate(curTime);
+
+ // Save the savegame header
+ DraciSavegameHeader header;
+ header.saveName = saveName;
+ header.date = ((curTime.tm_mday & 0xFF) << 24) | (((curTime.tm_mon + 1) & 0xFF) << 16) | ((curTime.tm_year + 1900) & 0xFFFF);
+ header.time = ((curTime.tm_hour & 0xFF) << 8) | ((curTime.tm_min) & 0xFF);
+ header.playtime = vm._system->getMillis() / 1000 - vm._engineStartTime;
+ writeSavegameHeader(f, header, *vm._screen->getSurface());
+
+ if (f->err()) {
+ delete f;
+ saveMan->removeSavefile(filename);
+ return Common::kWritingFailed;
+ } else {
+ // Create the remainder of the savegame
+ Common::Serializer s(NULL, f);
+ DoSync(s);
+
+ f->finalize();
+ delete f;
+ return Common::kNoError;
+ }
+}
+
+Common::Error loadSavegameData(int saveGameIdx, DraciEngine *vm) {
+ Common::String saveName;
+
+ Common::SaveFileManager *saveMan = g_system->getSavefileManager();
+ Common::InSaveFile *f = saveMan->openForLoading(vm->getSavegameFile(saveGameIdx));
+
+ if (f == NULL) {
+ return Common::kNoGameDataFoundError;
+ }
+
+ // Skip over the savegame header
+ DraciSavegameHeader header;
+ readSavegameHeader(f, header);
+ if (header.thumbnail) delete header.thumbnail;
+
+ // Synchronise the remaining data of the savegame
+ Common::Serializer s(f, NULL);
+ DoSync(s);
+
+ delete f;
+
+ // Post processing
+ vm->_engineStartTime = vm->_system->getMillis() / 1000 - header.playtime;
+
+ return Common::kNoError;
+}
+
+} // End of namespace Draci
diff --git a/engines/draci/saveload.h b/engines/draci/saveload.h
new file mode 100644
index 0000000000..b6a6c2930e
--- /dev/null
+++ b/engines/draci/saveload.h
@@ -0,0 +1,55 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/trunk/engines/cruise/saveload.h $
+ * $Id: saveload.h 39981 2009-04-18 12:03:21Z dreammaster $
+ *
+ */
+
+#ifndef DRACI_SAVELOAD_H
+#define DRACI_SAVELOAD_H
+
+#include "common/savefile.h"
+#include "common/scummsys.h"
+#include "graphics/surface.h"
+
+namespace Draci {
+
+#define DRACI_SAVEGAME_VERSION 1
+
+struct DraciSavegameHeader {
+ uint8 version;
+ Common::String saveName;
+ uint32 date;
+ uint16 time;
+ uint32 playtime;
+ Graphics::Surface *thumbnail;
+};
+
+class DraciEngine;
+
+bool readSavegameHeader(Common::InSaveFile *in, DraciSavegameHeader &header);
+void writeSavegameHeader(Common::OutSaveFile *out, const DraciSavegameHeader &header, const Graphics::Surface &thumb);
+Common::Error saveSavegameData(int saveGameIdx, const Common::String &saveName, const DraciEngine &vm);
+Common::Error loadSavegameData(int saveGameIdx, DraciEngine *vm);
+
+} // End of namespace Draci
+
+#endif
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