Esempio n. 1
0
Database::Database(Myst3Engine *vm) :
		_vm(vm),
		_currentRoomID(0),
		_executableVersion(0),
		_currentRoomData(0) {

	_executableVersion = _vm->getExecutableVersion();

	if (_executableVersion != 0) {
		debug("Initializing database from %s (Platform: %s) (%s)", _executableVersion->executable, getPlatformDescription(_vm->getPlatform()), _executableVersion->description);
	} else {
		error("Could not find any executable to load");
	}

	// Load the ages and rooms description
	Common::SeekableSubReadStreamEndian *file = openDatabaseFile();
	file->seek(_executableVersion->ageTableOffset);
	_ages = loadAges(*file);

	for (uint i = 0; i < _ages.size(); i++) {
		file->seek(_ages[i].roomsOffset);

		// Read the room offset table
		Common::Array<uint32> roomsOffsets;
		for (uint j = 0; j < _ages[i].roomCount; j++) {
			uint32 offset = file->readUint32() - _executableVersion->baseOffset;
			roomsOffsets.push_back(offset);
		}

		// Load the rooms
		for (uint j = 0; j < roomsOffsets.size(); j++) {
			file->seek(roomsOffsets[j]);

			_ages[i].rooms.push_back(loadRoomDescription(*file));
		}
	}

	file->seek(_executableVersion->nodeInitScriptOffset);
	_nodeInitScript = loadOpcodes(*file);

	file->seek(_executableVersion->soundNamesOffset);
	loadSoundNames(file);

	// TODO: Remove once the offset table is complete
	if (!_executableVersion->ambientCuesOffset) {
		error("The description for this executable (%s, %s) does not contain the ambient cues offset. Please contact the ResidualVM team.",
				_executableVersion->executable, _executableVersion->description);
	}

	file->seek(_executableVersion->ambientCuesOffset);
	loadAmbientCues(file);

	preloadCommonRooms(file);
	initializeZipBitIndexTable(file);

	delete file;
}
Esempio n. 2
0
Database::Database(Myst3Engine *vm) :
		_vm(vm),
		_currentRoomID(0),
		_executableVersion(0),
		_currentRoomData(0) {

	_executableVersion = _vm->getExecutableVersion();

	if (_executableVersion != 0) {
		debug("Initializing database from %s (Platform: %s) (%s)", _executableVersion->executable, getPlatformDescription(_vm->getPlatform()), _executableVersion->description);
	} else {
		error("Could not find any executable to load");
	}

	// Load the ages and rooms description
	Common::SeekableSubReadStreamEndian *file = openDatabaseFile();
	file->seek(_executableVersion->ageTableOffset);
	_ages = loadAges(*file);

	for (uint i = 0; i < _ages.size(); i++) {
		file->seek(_ages[i].roomsOffset);

		// Read the room offset table
		Common::Array<uint32> roomsOffsets;
		for (uint j = 0; j < _ages[i].roomCount; j++) {
			uint32 offset = file->readUint32() - _executableVersion->baseOffset;
			roomsOffsets.push_back(offset);
		}

		// Load the rooms
		for (uint j = 0; j < roomsOffsets.size(); j++) {
			file->seek(roomsOffsets[j]);

			_ages[i].rooms.push_back(loadRoomDescription(*file));
		}
	}

	file->seek(_executableVersion->nodeInitScriptOffset);
	_nodeInitScript = loadOpcodes(*file);

	file->seek(_executableVersion->soundNamesOffset);
	loadSoundNames(file);

	delete file;

	preloadCommonRooms();
}
Esempio n. 3
0
void TalkTable_GFF::readString05(Common::SeekableSubReadStreamEndian &huffTree,
                                 Common::SeekableSubReadStreamEndian &bitStream, Entry &entry) const {

	/* Read a string encoded in a Huffman'd bitstream.
	 *
	 * The Huffman tree itself is made up of signed 32bit nodes:
	 *  - Positive values are internal nodes, encoding a child index
	 *  - Negative values are leaf nodes, encoding an UTF-16 character value
	 *
	 * Kudos to Rick (gibbed) (<http://gib.me/>).
	 */

	std::vector<uint16> utf16Str;

	const uint32 startOffset = entry.strct->getUint(kGFF4HuffTalkStringBitOffset);

	uint32 index = startOffset >> 5;
	uint32 shift = startOffset & 0x1F;

	do {
		ptrdiff_t e = (huffTree.size() / 8) - 1;

		while (e >= 0) {
			bitStream.seek(index * 4);
			const ptrdiff_t offset = (bitStream.readUint32() >> shift) & 1;

			huffTree.seek(((e * 2) + offset) * 4);
			e = huffTree.readSint32();

			shift++;
			index += (shift >> 5);

			shift %= 32;
		}

		utf16Str.push_back(TO_LE_16(0xFFFF - e));

	} while (utf16Str.back() != 0);

	const byte  *data = reinterpret_cast<const byte *>(&utf16Str[0]);
	const size_t size = utf16Str.size() * 2;

	entry.text = Common::readString(data, size, Common::kEncodingUTF16LE);
}
Esempio n. 4
0
void Frame::renderText(Graphics::ManagedSurface &surface, uint16 spriteID) {
	uint16 castID = _sprites[spriteID]->_castId;

	TextCast *textCast = static_cast<TextCast *>(_vm->_currentScore->_casts[castID]);
	Common::SeekableSubReadStreamEndian *textStream;

	if (_vm->_currentScore->_movieArchive->hasResource(MKTAG('S','T','X','T'), castID + 1024)) {
		textStream = _vm->_currentScore->_movieArchive->getResource(MKTAG('S','T','X','T'), castID + 1024);
	} else {
		textStream = _vm->getSharedSTXT()->getVal(spriteID + 1024);
	}
	/*uint32 unk1 = */ textStream->readUint32();
	uint32 strLen = textStream->readUint32();
	/*uin32 dataLen = */ textStream->readUint32();
	Common::String text;

	for (uint32 i = 0; i < strLen; i++) {
		byte ch = textStream->readByte();
		if (ch == 0x0d) {
			ch = '\n';
		}
		text += ch;
	}

	uint32 rectLeft = static_cast<TextCast *>(_sprites[spriteID]->_cast)->initialRect.left;
	uint32 rectTop = static_cast<TextCast *>(_sprites[spriteID]->_cast)->initialRect.top;

	int x = _sprites[spriteID]->_startPoint.x + rectLeft;
	int y = _sprites[spriteID]->_startPoint.y + rectTop;
	int height = _sprites[spriteID]->_height;
	int width = _sprites[spriteID]->_width;

	const char *fontName;

	if (_vm->_currentScore->_fontMap.contains(textCast->fontId)) {
		fontName = _vm->_currentScore->_fontMap[textCast->fontId].c_str();
	} else if ((fontName = _vm->_wm->getFontName(textCast->fontId, textCast->fontSize)) == NULL) {
		warning("Unknown font id %d, falling back to default", textCast->fontId);
		fontName = _vm->_wm->getFontName(0, 12);
	}

	const Graphics::Font *font = _vm->_wm->getFont(fontName, Graphics::FontManager::kBigGUIFont);

	font->drawString(&surface, text, x, y, width, 0);

	if (textCast->borderSize != kSizeNone) {
		uint16 size = textCast->borderSize;

		//Indent from borders, measured in d4
		x -= 1;
		y -= 4;

		height += 4;
		width += 1;

		while (size) {
			surface.frameRect(Common::Rect(x, y, x + height, y + width), 0);
			x--;
			y--;
			height += 2;
			width += 2;
			size--;
		}
	}

	if (textCast->gutterSize != kSizeNone) {
		x -= 1;
		y -= 4;

		height += 4;
		width += 1;
		uint16 size = textCast->gutterSize;

		surface.frameRect(Common::Rect(x, y, x + height, y + width), 0);

		while (size) {
			surface.drawLine(x + width, y, x + width, y + height, 0);
			surface.drawLine(x, y + height, x + width, y + height, 0);
			x++;
			y++;
			size--;
		}
	}
}
Esempio n. 5
0
Stxt::Stxt(Common::SeekableSubReadStreamEndian &textStream) {
	// TODO: Side effects on textStream make this a little hard to understand in context?
	uint32 unk1 = textStream.readUint32();
	uint32 strLen = textStream.readUint32();
	uint32 dataLen = textStream.readUint32();
	Common::String text;

	for (uint32 i = 0; i < strLen; i++) {
		byte ch = textStream.readByte();
		if (ch == 0x0d) {
			ch = '\n';
		}
		text += ch;
	}
	debugC(3, kDebugText, "Stxt init: unk1: %d strLen: %d dataLen: %d textlen: %u", unk1, strLen, dataLen, text.size());
	if (strLen < 200)
		debugC(3, kDebugText, "text: '%s'", text.c_str());

	uint16 formattingCount = textStream.readUint16();
	uint32 prevPos = 0;

	while (formattingCount) {
		uint32 formatStartOffset = textStream.readUint32();
		uint16 unk1f = textStream.readUint16();
		uint16 unk2f = textStream.readUint16();

		_fontId = textStream.readUint16();
		_textSlant = textStream.readByte();
		byte unk3f = textStream.readByte();
		_fontSize = textStream.readUint16();

		_palinfo1 = textStream.readUint16();
		_palinfo2 = textStream.readUint16();
		_palinfo3 = textStream.readUint16();

		debugC(3, kDebugText, "Stxt init: formattingCount: %u, formatStartOffset: %d, unk1: %d unk2: %d, fontId: %d, textSlant: %d",
			   formattingCount, formatStartOffset, unk1f, unk2f, _fontId, _textSlant);

		debugC(3, kDebugText, "        unk3: %d, fontSize: %d, p0: %x p1: %x p2: %x", unk3f, _fontSize, _palinfo1, _palinfo2, _palinfo3);

		assert(prevPos <= formatStartOffset);  // If this is triggered, we have to implement sorting

		while (prevPos != formatStartOffset) {
			char f = text.firstChar();
			_ftext += text.firstChar();
			text.deleteChar(0);

			if (f == '\001')    // Insert two \001s as a replacement
				_ftext += '\001';

			prevPos++;

			debugCN(4, kDebugText, "%c", f);
		}

		debugCN(4, kDebugText, "*");

		_ftext += Common::String::format("\001\015%c%c%c%c%c%c%c%c%c%c%c%c",
										 (_fontId >> 8) & 0xff, _fontId & 0xff,
										 _textSlant & 0xff, unk3f & 0xff,
										 (_fontSize >> 8) & 0xff, _fontSize & 0xff,
										 (_palinfo1 >> 8) & 0xff, _palinfo1 & 0xff,
										 (_palinfo2 >> 8) & 0xff, _palinfo2 & 0xff,
										 (_palinfo3 >> 8) & 0xff, _palinfo3 & 0xff);

		formattingCount--;
	}

	debugC(4, kDebugText, "%s", text.c_str());
	_ftext += text;
}