DM: Add savegame functions

1 files changed, 130 insertions, 18 deletions

diff --git a/engines/dm/loadsave.cpp b/engines/dm/loadsave.cpp
index 81a914c040..9d705ef8e5 100644
--- a/engines/dm/loadsave.cpp
+++ b/engines/dm/loadsave.cpp
@@ -24,39 +24,45 @@
 * Based on the Reverse Engineering work of Christophe Fontanel,
 * maintainer of the Dungeon Master Encyclopaedia (http://dmweb.free.fr/)
 */
+#include "common/system.h"
+#include "common/savefile.h"
+#include "graphics/thumbnail.h"
 
-#include "loadsave.h"
+#include "dm.h"
 #include "dungeonman.h"
-#include "champion.h"
-#include "group.h"
 #include "timeline.h"
-
+#include "group.h"
+#include "champion.h"
+#include "menus.h"
+#include "eventman.h"
+#include "projexpl.h"
 
 
 namespace DM {
-
-LoadsaveMan::LoadsaveMan(DMEngine *vm) : _vm(vm) {}
-
-
-LoadgameResponse LoadsaveMan::f435_loadgame() {
-	bool newGame = _vm->_g298_newGame;
-	ChampionMan &cm = *_vm->_championMan;
-
+#define C2_FORMAT_DM_AMIGA_2X_PC98_X68000_FM_TOWNS_CSB_ATARI_ST 2
+#define C3_PLATFORM_AMIGA 3
+#define C10_DUNGEON_DM 10
+LoadgameResponse DMEngine::f435_loadgame() {
+	bool newGame = _g298_newGame;
+	ChampionMan &cm = *_championMan;
+	_g528_saveFormat = C2_FORMAT_DM_AMIGA_2X_PC98_X68000_FM_TOWNS_CSB_ATARI_ST;
+	_g527_platform = C3_PLATFORM_AMIGA;
+	_g526_dungeonId = C10_DUNGEON_DM;
 	if (newGame) {
-		_vm->_g524_restartGameAllowed = false;
+		_g524_restartGameAllowed = false;
 		cm._g305_partyChampionCount = 0;
 		cm._g414_leaderHandObject = Thing::_none;
-		_vm->_g525_gameId = _vm->_rnd->getRandomNumber(65536) * _vm->_rnd->getRandomNumber(65536);
+		_g525_gameId = _rnd->getRandomNumber(65536) * _rnd->getRandomNumber(65536);
 	} else {
 		assert(false);
 		// MISSING CODE: load game
 	}
-	_vm->_dungeonMan->f434_loadDungeonFile();
+	_dungeonMan->f434_loadDungeonFile();
 
 
 	if (newGame) {
-		_vm->_timeline->f233_initTimeline();
-		_vm->_groupMan->f196_initActiveGroups();
+		_timeline->f233_initTimeline();
+		_groupMan->f196_initActiveGroups();
 	} else {
 		assert(false);
 		// MISSING CODE: load game
@@ -65,4 +71,110 @@ LoadgameResponse LoadsaveMan::f435_loadgame() {
 	return k1_LoadgameSuccess;
 }
 
-}
\ No newline at end of file
+
+void DMEngine::f433_processCommand140_saveGame(uint16 slot, const Common::String desc) {
+	char *message = nullptr;
+
+	_menuMan->f456_drawDisabledMenu();
+	_eventMan->f78_showMouse();
+
+	// do {
+	//		ask the play what he wants
+	// while 
+
+	// F0427_DIALOG_Draw(0, G0551_pc_SAVINGGAME, 0, 0, 0, 0, false, false, false);
+
+	uint16 champHandObjWeight;
+	if (!_championMan->_g415_leaderEmptyHanded) {
+		champHandObjWeight = _dungeonMan->f140_getObjectWeight(_championMan->_g414_leaderHandObject);
+		_championMan->_gK71_champions[_championMan->_g411_leaderIndex]._load -= champHandObjWeight;
+	}
+
+
+	Common::String savefileName = getSavefileName(slot);
+	Common::SaveFileManager *saveFileManager = _system->getSavefileManager();
+	Common::OutSaveFile *file = saveFileManager->openForSaving(savefileName);
+
+	if (!file)
+		return; // TODO: silent fail
+
+	writeSaveGameHeader(file, desc);
+
+	// write C0_SAVE_PART_GLOBAL_DATA part
+	file->writeUint32BE(_g313_gameTime);
+	//L1348_s_GlobalData.LastRandomNumber = G0349_ul_LastRandomNumber;
+	file->writeUint16BE(_championMan->_g305_partyChampionCount);
+	file->writeSint16BE(_dungeonMan->_g306_partyMapX);
+	file->writeSint16BE(_dungeonMan->_g307_partyMapY);
+	file->writeUint16BE(_dungeonMan->_g308_partyDir);
+	file->writeByte(_dungeonMan->_g309_partyMapIndex);
+	file->writeSint16BE(_championMan->_g411_leaderIndex);
+	file->writeSint16BE(_championMan->_g514_magicCasterChampionIndex);
+	file->writeUint16BE(_timeline->_g372_eventCount);
+	file->writeUint16BE(_timeline->_g373_firstUnusedEventIndex);
+	file->writeUint16BE(_timeline->_g369_eventMaxCount);
+	file->writeUint16BE(_groupMan->_g377_currActiveGroupCount);
+	file->writeSint32BE(_projexpl->_g361_lastCreatureAttackTime);
+	file->writeSint32BE(_projexpl->_g362_lastPartyMovementTime);
+	file->writeSint16BE(_g310_disabledMovementTicks);
+	file->writeSint16BE(_g311_projectileDisableMovementTicks);
+	file->writeSint16BE(_g312_lastProjectileDisabledMovementDirection);
+	file->writeUint16BE(_championMan->_g414_leaderHandObject.toUint16());
+	file->writeUint16BE(_groupMan->_g376_maxActiveGroupCount);
+
+	// write C1_SAVE_PART_ACTIVE_GROUP part
+	_groupMan->save1_ActiveGroupPart(file);
+	// write C2_SAVE_PART_PARTY part
+	_championMan->save2_PartyPart(file);
+	// write C3_SAVE_PART_EVENTS part
+	_timeline->save3_eventsPart(file);
+	// write C4_SAVE_PART_TIMELINE part
+	_timeline->save4_timelinePart(file);
+
+	file->writeSint32BE(_g525_gameId);
+	file->writeSint16BE(_g528_saveFormat);
+	file->writeSint16BE(_g527_platform);
+	file->writeUint16BE(_g526_dungeonId);
+
+	warning(false, "MISSING CODE in save game");
+
+	file->flush();
+	file->finalize();
+	delete file;
+}
+
+Common::String DMEngine::getSavefileName(uint16 slot) {
+	return Common::String::format("%s.%03u", _targetName.c_str(), slot);
+}
+
+#define SAVEGAME_ID       MKTAG('D', 'M', 'D', 'M')
+#define SAVEGAME_VERSION  1
+
+void DMEngine::writeSaveGameHeader(Common::OutSaveFile* out, const Common::String& saveName) {
+	out->writeUint32BE(SAVEGAME_ID);
+
+	// Write version
+	out->writeByte(SAVEGAME_VERSION);
+
+	// Write savegame name
+	out->writeString(saveName);
+	out->writeByte(0);
+
+	// Save the game thumbnail
+	Graphics::saveThumbnail(*out);
+
+	// Creation date/time
+	TimeDate curTime;
+	_system->getTimeAndDate(curTime);
+
+	uint32 saveDate = ((curTime.tm_mday & 0xFF) << 24) | (((curTime.tm_mon + 1) & 0xFF) << 16) | ((curTime.tm_year + 1900) & 0xFFFF);
+	uint16 saveTime = ((curTime.tm_hour & 0xFF) << 8) | ((curTime.tm_min) & 0xFF);
+	uint32 playTime = getTotalPlayTime() / 1000;
+
+	out->writeUint32BE(saveDate);
+	out->writeUint16BE(saveTime);
+	out->writeUint32BE(playTime);
+}
+
+
+}