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engines/grim/lab.h

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+/* 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/>.
+ *
+ */
+
+#ifndef GRIM_LAB_H
+#define GRIM_LAB_H
+
+#include "common/archive.h"
+
+namespace Common {
+	class File;
+}
+
+namespace Grim {
+
+class Lab;
+
+class LabEntry : public Common::ArchiveMember {
+	Lab *_parent;
+	Common::Path _name;
+	uint32 _offset, _len;
+public:
+	LabEntry(const Common::Path &name, uint32 offset, uint32 len, Lab *parent);
+	Common::String getName() const override { return _name.baseName(); }
+	Common::String getFileName() const override { return _name.baseName(); }
+	Common::Path getPathInArchive() const override { return _name; }
+	Common::SeekableReadStream *createReadStream() const override;
+	Common::SeekableReadStream *createReadStreamForAltStream(Common::AltStreamType altStreamType) const override { return nullptr; }
+	friend class Lab;
+};
+
+class Lab : public Common::Archive {
+public:
+	bool open(const Common::Path &filename, bool keepStream = false);
+	Lab();
+	~Lab();
+	// Common::Archive implementation
+	bool hasFile(const Common::Path &path) const override;
+	int listMembers(Common::ArchiveMemberList &list) const override;
+	const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
+	Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;
+
+private:
+	void parseGrimFileTable(Common::File *_f);
+	void parseMonkey4FileTable(Common::File *_f);
+
+	Common::Path _labFileName;
+	typedef Common::SharedPtr<LabEntry> LabEntryPtr;
+	typedef Common::HashMap<Common::Path, LabEntryPtr, Common::Path::IgnoreCase_Hash, Common::Path::IgnoreCase_EqualTo> LabMap;
+	LabMap _entries;
+	Common::SeekableReadStream *_stream;
+};
+
+} // end of namespace Grim
+
+#endif