From 67bc7115804b6f256f776fc761f7fffffa901c31 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Tue, 15 Jun 2010 10:56:12 +0000
Subject: GUI: Implement MIDI drivers as GUI options.

Proper version of patch #2988641: "GSoC: Select drivers in GUI
based on output types". So far only SCUMM engine supports this
feature.

svn-id: r49783
---
 sound/mididrv.cpp | 21 +++++++++++++++++++++
 sound/mididrv.h   |  2 ++
 2 files changed, 23 insertions(+)

(limited to 'sound')

diff --git a/sound/mididrv.cpp b/sound/mididrv.cpp
index f7198056b4..c6e208ae47 100644
--- a/sound/mididrv.cpp
+++ b/sound/mididrv.cpp
@@ -31,6 +31,27 @@
 #include "common/util.h"
 #include "sound/mididrv.h"
 
+static const uint32 GUIOMapping[] = {
+	MDT_PCSPK,	Common::GUIO_MIDIPCSPK,
+	MDT_CMS,		Common::GUIO_MIDICMS,
+	MDT_PCJR,		Common::GUIO_MIDIPCJR,
+	MDT_ADLIB,	Common::GUIO_MIDIADLIB,
+	MDT_TOWNS,	Common::GUIO_MIDITOWNS,
+	MDT_MIDI,		Common::GUIO_MIDI,
+	0,	0
+};
+
+uint32 MidiDriver::midiDriverFlags2GUIO(uint32 flags) {
+	uint32 res = 0;
+
+	for (int i = 0; GUIOMapping[i] || GUIOMapping[i + 1]; i += 2) {
+		if (flags & GUIOMapping[i])
+			res |= GUIOMapping[i + 1];
+	}
+
+	return res;
+}
+
 /** Internal list of all available 'midi' drivers. */
 static const MidiDriverDescription s_musicDrivers[] = {
 
diff --git a/sound/mididrv.h b/sound/mididrv.h
index 69cbb7ab65..2931e2571e 100644
--- a/sound/mididrv.h
+++ b/sound/mididrv.h
@@ -134,6 +134,8 @@ public:
 	/** Get the id of the music driver matching the given driver name, or MD_AUTO if there is no match. */
 	static MidiDriverType parseMusicDriver(const Common::String &str);
 
+	static uint32 midiDriverFlags2GUIO(uint32 flags);
+
 	/**
 	 * Get a list of all available MidiDriver types.
 	 * @return list of all available midi drivers, terminated by  a zero entry
-- 
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