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engines/tinsel/drives.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/>.
+ *
+ * CD/drive handling functions
+ */
+
+#ifndef TINSEL_DRIVES_H
+#define TINSEL_DRIVES_H
+
+#include "common/coroutines.h"
+#include "common/stream.h"
+#include "tinsel/dw.h"
+
+namespace Common {
+class Path;
+}
+
+namespace Tinsel {
+
+// flags2
+#define fCd1	0x00000001L
+#define fCd2	0x00000002L
+#define fCd3	0x00000004L
+#define fCd4	0x00000008L
+#define fCd5	0x00000010L
+#define fCd6	0x00000020L
+#define fCd7	0x00000040L
+#define fCd8	0x00000080L
+
+#define fAllCds	(fCd1|fCd2|fCd3|fCd4|fCd5|fCd6|fCd7|fCd8)
+
+void DoCdChange();
+
+void CdCD(CORO_PARAM);
+
+int GetCurrentCD();
+
+void SetCD(int flags);
+
+int GetCD(int flags);
+
+void SetNextCD(int cdNumber);
+
+bool GotoCD();
+
+class TinselFile : public Common::SeekableReadStream, public Common::ReadStreamEndian {
+private:
+	static bool _warningShown;
+	Common::SeekableReadStream *_stream;
+	bool openInternal(const Common::Path &filename);
+public:
+	// This constructor is only used for _sampleStream inside sound.h
+	TinselFile();
+	TinselFile(bool bigEndian);
+	~TinselFile() override;
+	bool open(const Common::String &filename);
+	void close();
+	char getCdNumber();
+
+	bool err() const override;
+	void clearErr() override;
+
+	bool eos() const override;
+	uint32 read(void *dataPtr, uint32 dataSize) override;
+
+	int64 pos() const override;
+	int64 size() const override;
+	bool seek(int64 offset, int whence = SEEK_SET) override;
+};
+
+
+} // End of namespace Tinsel
+
+#endif /* TINSEL_DRIVES_H */