scummvm/engines/sludge/sludger.cpp
2023-12-24 13:19:25 +01:00

307 lines
8.1 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "common/config-manager.h"
#include "sludge/cursors.h"
#include "sludge/errors.h"
#include "sludge/event.h"
#include "sludge/fonttext.h"
#include "sludge/floor.h"
#include "sludge/fileset.h"
#include "sludge/function.h"
#include "sludge/graphics.h"
#include "sludge/imgloader.h"
#include "sludge/language.h"
#include "sludge/moreio.h"
#include "sludge/newfatal.h"
#include "sludge/objtypes.h"
#include "sludge/people.h"
#include "sludge/region.h"
#include "sludge/savedata.h"
#include "sludge/sludge.h"
#include "sludge/sludger.h"
#include "sludge/sound.h"
#include "sludge/speech.h"
#include "sludge/statusba.h"
#include "sludge/timing.h"
#include "sludge/version.h"
namespace Sludge {
extern int numBIFNames;
extern Common::String *allBIFNames;
extern int numUserFunc;
extern Common::String *allUserFunc;
int selectedLanguage = 0;
int gameVersion;
FILETIME fileTime;
int numGlobals = 0;
extern Variable *globalVars;
extern VariableStack *noStack;
extern bool allowAnyFilename;
Common::File *openAndVerify(const Common::String &filename, char extra1, char extra2,
const char *er, int &fileVersion) {
Common::File *fp = new Common::File();
if (!fp->open(Common::Path(filename))) {
fatal("Can't open file", filename);
return NULL;
}
bool headerBad = false;
if (fp->readByte() != 'S')
headerBad = true;
if (fp->readByte() != 'L')
headerBad = true;
if (fp->readByte() != 'U')
headerBad = true;
if (fp->readByte() != 'D')
headerBad = true;
if (fp->readByte() != extra1)
headerBad = true;
if (fp->readByte() != extra2)
headerBad = true;
if (headerBad) {
fatal(er, filename);
return NULL;
}
char c;
c = fp->readByte();
while ((c = fp->readByte()))
;
int majVersion = fp->readByte();
debugC(2, kSludgeDebugDataLoad, "majVersion %i", majVersion);
int minVersion = fp->readByte();
debugC(2, kSludgeDebugDataLoad, "minVersion %i", minVersion);
fileVersion = majVersion * 256 + minVersion;
Common::String txtVer = "";
if (fileVersion > WHOLE_VERSION) {
txtVer = Common::String::format(ERROR_VERSION_TOO_LOW_2, majVersion, minVersion);
fatal(ERROR_VERSION_TOO_LOW_1, txtVer);
return NULL;
} else if (fileVersion < MINIM_VERSION) {
txtVer = Common::String::format(ERROR_VERSION_TOO_HIGH_2, majVersion, minVersion);
fatal(ERROR_VERSION_TOO_HIGH_1, txtVer);
return NULL;
}
return fp;
}
void initSludge() {
g_sludge->_timer->reset();
g_sludge->_languageMan->init();
g_sludge->_gfxMan->init();
g_sludge->_resMan->init();
g_sludge->_peopleMan->init();
g_sludge->_floorMan->init();
g_sludge->_objMan->init();
g_sludge->_speechMan->init();
g_sludge->_statusBar->init();
g_sludge->_evtMan->init();
g_sludge->_txtMan->init();
g_sludge->_cursorMan->init();
g_sludge->_soundMan->init();
if (!ConfMan.hasKey("mute") || !ConfMan.getBool("mute")) {
g_sludge->_soundMan->initSoundStuff();
}
CustomSaveHelper::_saveEncoding = false;
// global variables
numGlobals = 0;
allowAnyFilename = true;
noStack = nullptr;
numBIFNames = numUserFunc = 0;
allUserFunc = allBIFNames = nullptr;
}
void killSludge() {
killAllFunctions();
g_sludge->_speechMan->kill();
g_sludge->_peopleMan->kill();
g_sludge->_regionMan->kill();
g_sludge->_floorMan->kill();
g_sludge->_languageMan->kill();
g_sludge->_gfxMan->kill();
g_sludge->_resMan->kill();
g_sludge->_objMan->kill();
g_sludge->_soundMan->killSoundStuff();
g_sludge->_evtMan->kill();
g_sludge->_txtMan->kill();
g_sludge->_cursorMan->kill();
// global variables
numBIFNames = numUserFunc = 0;
delete []allUserFunc;
delete []allBIFNames;
}
bool initSludge(const Common::String &filename) {
initSludge();
Common::File *fp = openAndVerify(filename, 'G', 'E', ERROR_BAD_HEADER, gameVersion);
if (!fp)
return false;
char c = fp->readByte();
if (c) {
numBIFNames = fp->readUint16BE();
debugC(2, kSludgeDebugDataLoad, "numBIFNames %i", numBIFNames);
allBIFNames = new Common::String[numBIFNames];
if (!checkNew(allBIFNames)) {
delete fp;
return false;
}
for (int fn = 0; fn < numBIFNames; fn++) {
allBIFNames[fn].clear();
allBIFNames[fn] = readString(fp);
}
numUserFunc = fp->readUint16BE();
debugC(2, kSludgeDebugDataLoad, "numUserFunc %i", numUserFunc);
allUserFunc = new Common::String[numUserFunc];
if (!checkNew(allUserFunc)) {
delete fp;
return false;
}
for (int fn = 0; fn < numUserFunc; fn++) {
allUserFunc[fn].clear();
allUserFunc[fn] = readString(fp);
}
if (gameVersion >= VERSION(1, 3)) {
g_sludge->_resMan->readResourceNames(fp);
}
}
int winWidth = fp->readUint16BE();
debugC(2, kSludgeDebugDataLoad, "winWidth : %i", winWidth);
int winHeight = fp->readUint16BE();
debugC(2, kSludgeDebugDataLoad, "winHeight : %i", winHeight);
g_sludge->_gfxMan->setWindowSize(winWidth, winHeight);
int specialSettings = fp->readByte();
debugC(2, kSludgeDebugDataLoad, "specialSettings : %i", specialSettings);
g_sludge->_timer->setDesiredFPS(1000 / fp->readByte());
readString(fp); // Unused - was used for registration purposes.
uint bytes_read = fp->read(&fileTime, sizeof(FILETIME));
if (bytes_read != sizeof(FILETIME) && fp->err()) {
debug(0, "Reading error in initSludge.");
}
Common::String dataFol = (gameVersion >= VERSION(1, 3)) ? readString(fp) : "";
debugC(2, kSludgeDebugDataLoad, "dataFol : %s", dataFol.c_str());
g_sludge->_languageMan->createTable(fp);
if (gameVersion >= VERSION(1, 6)) {
fp->readByte();
// aaLoad
fp->readByte();
fp->readFloatLE();
fp->readFloatLE();
}
Common::String checker = readString(fp);
debugC(2, kSludgeDebugDataLoad, "checker : %s", checker.c_str());
if (checker != "okSoFar")
return fatal(ERROR_BAD_HEADER, filename);
byte customIconLogo = fp->readByte();
debugC(2, kSludgeDebugDataLoad, "Game icon type: %i", customIconLogo);
if (customIconLogo & 1) {
// There is an icon - read it!
debugC(2, kSludgeDebugDataLoad, "There is an icon - read it!");
// read game icon
Graphics::Surface gameIcon;
if (!ImgLoader::loadImage(-1, "icon", fp, &gameIcon, false)) {
delete fp;
return false;
}
}
if (customIconLogo & 2) {
// There is a logo - read it!
debugC(2, kSludgeDebugDataLoad, "There is a logo - read it!");
// read game logo
Graphics::Surface gameLogo;
if (!ImgLoader::loadImage(-1, "logo", fp, &gameLogo)) {
delete fp;
return false;
}
}
numGlobals = fp->readUint16BE();
debugC(2, kSludgeDebugDataLoad, "numGlobals : %i", numGlobals);
globalVars = new Variable[numGlobals];
if (!checkNew(globalVars)) {
delete fp;
return false;
}
// Get language selected by user
g_sludge->_resMan->setData(fp);
g_sludge->_languageMan->setLanguageID(g_sludge->getLanguageID());
if (!dataFol.empty()) {
Common::String dataFolder = encodeFilename(dataFol);
}
g_sludge->_statusBar->positionStatus(10, winHeight - 15);
return true;
}
void displayBase() {
g_sludge->_gfxMan->clear(); // Clear screen
g_sludge->_gfxMan->drawBackDrop();// Draw Backdrop
g_sludge->_gfxMan->drawZBuffer(g_sludge->_gfxMan->getCamX(), g_sludge->_gfxMan->getCamY(), false);
g_sludge->_peopleMan->drawPeople();// Then add any moving characters...
}
void sludgeDisplay() {
displayBase();
g_sludge->_speechMan->display();
g_sludge->_statusBar->draw();
g_sludge->_cursorMan->displayCursor();
g_sludge->_gfxMan->display();
}
} // End of namespace Sludge