thirdparty/scummvm
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SCUMM: COMI: Implement the original main menu

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Every functionality has been implemented (audio options, text options, saving and loading).
The only thing currently missing from the menu is the thumbnail handling.
This commit is contained in:
AndywinXp 2022-06-18 20:38:48 +02:00 • committed by Lothar Serra Mari
parent 89580f2f9c
commit 1e9d51c28a
9 changed files with 224 additions and 40 deletions
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61
engines/scumm/saveload.cpp
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@ -156,6 +156,54 @@ void ScummEngine::requestLoad(int slot) {
_saveLoadFlag = 2; // 2 for load
}
void ScummEngine::copyHeapSaveGameToFile(int slot, const char *saveName) {
Common::String fileName;
SaveGameHeader hdr;
bool saveFailed = false;
uint32 heapFileSize;
Common::SeekableReadStream *heapSaveFile = openSaveFileForReading(1, true, fileName);
hdr.type = heapSaveFile->readUint32BE();
hdr.size = heapSaveFile->readUint32LE();
hdr.ver = heapSaveFile->readUint32LE();
heapSaveFile->read(hdr.name, sizeof(hdr.name));
Common::strlcpy(hdr.name, saveName, sizeof(hdr.name));
heapFileSize = (uint32)heapSaveFile->size();
if (heapSaveFile->err() || hdr.type != MKTAG('S','C','V','M')) {
saveFailed = true;
} else {
Common::WriteStream *saveFile = openSaveFileForWriting(slot, false, fileName);
if (!saveFile) {
saveFailed = true;
} else {
saveFile->writeUint32BE(hdr.type);
saveFile->writeUint32LE(hdr.size);
saveFile->writeUint32LE(hdr.ver);
saveFile->write(hdr.name, sizeof(hdr.name));
heapSaveFile->seek(sizeof(hdr), SEEK_SET);
while (!heapSaveFile->eos()) {
byte b = heapSaveFile->readByte();
saveFile->writeByte(b);
}
saveFile->finalize();
if (saveFile->err())
saveFailed = true;
delete saveFile;
}
}
if (saveFailed)
debug(1, "State save as '%s' FAILED", fileName.c_str());
else
debug(1, "State saved as '%s'", fileName.c_str());
}
Common::SeekableReadStream *ScummEngine::openSaveFileForReading(int slot, bool compat, Common::String &fileName) {
fileName = makeSavegameName(slot, compat);
return _saveFileMan->openForLoading(fileName);
@ -1653,6 +1701,19 @@ void ScummEngine_v7::saveLoadWithSerializer(Common::Serializer &s) {
// WORKAROUND bug #3483: Reset the default charset color to a sane value.
_string[0]._default.charset = 1;
}
// The original Save/Load screen for COMI saves a heap savegame when it is entered
// and the same heap savegame is restored when it is exited, so let's refresh these
// variables so that they are not lost. The original doesn't do this as it appears
// to handle these temporary heap savegames a little differently, but this should
// suffice...
if (isUsingOriginalGUI() && _game.version == 8) {
if (ConfMan.hasKey("original_gui_saveload_page", _targetName))
VAR(VAR_SAVELOAD_PAGE) = ConfMan.getInt("original_gui_saveload_page");
if (ConfMan.hasKey("original_gui_object_labels", _targetName))
VAR(VAR_OBJECT_LABEL_FLAG) = ConfMan.getInt("original_gui_object_labels");
}
}
#endif