3DS: Add config class/dialog, c-pad cursor control, and option to disable screens

1 files changed, 87 insertions, 0 deletions

diff --git a/backends/platform/3ds/config.cpp b/backends/platform/3ds/config.cpp
new file mode 100644
index 0000000000..117b979d9f
--- /dev/null
+++ b/backends/platform/3ds/config.cpp
@@ -0,0 +1,87 @@
+/* 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 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.
+ *
+ */
+
+#include "config.h"
+#include "osystem.h"
+#include "options-dialog.h"
+#include "common/config-manager.h"
+#include <3ds.h>
+
+namespace _3DS {
+
+Config config;
+static Common::String prefix = "3ds_";
+
+static bool confGetBool(Common::String key, bool defaultVal) {
+	if (ConfMan.hasKey(prefix + key))
+		return ConfMan.getBool(prefix + key);
+	return defaultVal;
+}
+
+static void confSetBool(Common::String key, bool val) {
+	ConfMan.setBool(prefix + key, val);
+}
+
+static int confGetInt(Common::String key, int defaultVal) {
+	if (ConfMan.hasKey(prefix + key))
+		return ConfMan.getInt(prefix + key);
+	return defaultVal;
+}
+
+static void confSetInt(Common::String key, int val) {
+	ConfMan.setInt(prefix + key, val);
+}
+
+void loadConfig() {
+	config.showCursor = confGetBool("showcursor", true);
+	config.snapToBorder = confGetBool("snaptoborder", true);
+	config.stretchToFit = confGetBool("stretchtofit", false);
+	config.sensitivity = confGetInt("sensitivity", -5);
+	config.screen = confGetInt("screen", kScreenBoth);
+	
+	// Turn off the backlight of any screen not used
+	if (R_SUCCEEDED(gspLcdInit())) {
+		if (config.screen == kScreenTop) {
+			GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_TOP);
+			GSPLCD_PowerOffBacklight(GSPLCD_SCREEN_BOTTOM);
+		} else if (config.screen == kScreenBottom) {
+			GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_BOTTOM);
+			GSPLCD_PowerOffBacklight(GSPLCD_SCREEN_TOP);
+		} else
+			GSPLCD_PowerOnBacklight(GSPLCD_SCREEN_BOTH);
+		gspLcdExit();
+	}
+	
+	OSystem_3DS *osys = (OSystem_3DS *)g_system;
+	osys->updateConfig();
+}
+
+void saveConfig() {
+	confSetBool("showcursor", config.showCursor);
+	confSetBool("snaptoborder", config.snapToBorder);
+	confSetBool("stretchtofit", config.stretchToFit);
+	confSetInt("sensitivity", config.sensitivity);
+	confSetInt("screen", config.screen);
+	ConfMan.flushToDisk();
+}
+
+} // namespace _3DS