1 files changed, 103 insertions, 0 deletions
diff --git a/backends/platform/PalmOS/Src/cd_default.cpp b/backends/platform/PalmOS/Src/cd_default.cpp
new file mode 100644
index 0000000000..4862600b0c
--- /dev/null
+++ b/backends/platform/PalmOS/Src/cd_default.cpp
@@ -0,0 +1,103 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001-2006 The ScummVM project
+ *
+ * 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+#include "common/stdafx.h"
+#include "common/system.h"
+#include "cd_default.h"
+
+DefaultCDPlayer::DefaultCDPlayer(OSystem *sys) {
+	_sys = sys;
+}
+
+bool DefaultCDPlayer::init() {
+	_isInitialized = true;
+	return _isInitialized;
+}
+
+void DefaultCDPlayer::release() {
+	// self delete
+	delete this;
+}
+
+bool DefaultCDPlayer::poll() {
+	return (_defLoops != 0 && _sys->getMillis() < _defTrackEndFrame);
+}
+
+void DefaultCDPlayer::update() {
+
+	// stop replay upon request of stopCD()
+	if (_defStopTime != 0 && _sys->getMillis() >= _defStopTime) {
+		_defLoops = 0;
+		_defStopTime = 0;
+		_defTrackEndFrame = 0;
+		return;
+	}
+
+	// not fully played
+	if (_sys->getMillis() < _defTrackEndFrame)
+		return;
+
+	if (_defLoops == 0)
+		return;
+
+	// loop again ?
+	if (_defLoops > 0)
+		_defLoops--;
+
+	// loop if needed
+	if (_defLoops != 0) {
+		_defTrackEndFrame = _sys->getMillis() + _defTrackLength;
+	}
+}
+
+void DefaultCDPlayer::stop() {	/* Stop CD Audio in 1/10th of a second */
+	_defStopTime = _sys->getMillis() + 100;
+	_defLoops = 0;
+	return;
+}
+
+void DefaultCDPlayer::play(int track, int num_loops, int start_frame, int duration) {
+	if (!num_loops && !start_frame)
+		return;
+
+	UInt32 fullLength;
+
+	_defLoops = num_loops;
+	start_frame = TO_MSECS(start_frame);
+	duration = TO_MSECS(duration);
+
+	// frame in milli-seconds
+	_defStopTime = 0;
+	fullLength  = start_frame + gVars->CD.defaultTrackLength * 1000;
+
+	if (duration > 0) {
+		_defTrackLength = duration;
+	} else if (start_frame > 0) {
+		_defTrackLength = fullLength;
+		_defTrackLength -= start_frame;
+	} else {
+		_defTrackLength = fullLength;
+	}
+
+	// try to play the track
+	_defTrackEndFrame = _sys->getMillis() + _defTrackLength;
+}