Initial commit

backends/base-backend.cpp

@@ -0,0 +1,92 @@
+/* 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/>.
+ *
+ */
+
+#include "backends/base-backend.h"
+
+#include "graphics/scalerplugin.h"
+
+#ifndef DISABLE_DEFAULT_EVENT_MANAGER
+#include "backends/events/default/default-events.h"
+#endif
+
+#ifndef DISABLE_DEFAULT_AUDIOCD_MANAGER
+#include "backends/audiocd/default/default-audiocd.h"
+#endif
+
+
+#include "gui/message.h"
+
+bool BaseBackend::setScaler(const char *name, int factor) {
+	if (!name)
+		return false;
+
+	if (!scumm_stricmp(name, "default"))
+		return setScaler(getDefaultScaler(), factor);
+
+	const PluginList &scalerPlugins = ScalerMan.getPlugins();
+
+	for (uint scalerIndex = 0; scalerIndex < scalerPlugins.size(); scalerIndex++) {
+		if (!scumm_stricmp(scalerPlugins[scalerIndex]->get<ScalerPluginObject>().getName(), name)) {
+			return setScaler(scalerIndex, factor);
+		}
+	}
+
+	return false;
+}
+
+void BaseBackend::displayMessageOnOSD(const Common::U32String &msg) {
+	// Display the message for 1.5 seconds
+	GUI::TimedMessageDialog dialog(msg, 1500);
+	dialog.runModal();
+}
+
+void BaseBackend::initBackend() {
+	// Init audio CD manager
+#ifndef DISABLE_DEFAULT_AUDIOCD_MANAGER
+	if (!_audiocdManager)
+		_audiocdManager = new DefaultAudioCDManager();
+#endif
+	OSystem::initBackend();
+}
+
+void BaseBackend::fillScreen(uint32 col) {
+	Graphics::Surface *screen = lockScreen();
+	if (screen)
+		screen->fillRect(Common::Rect(screen->w, screen->h), col);
+	unlockScreen();
+}
+
+void BaseBackend::fillScreen(const Common::Rect &r, uint32 col) {
+	Graphics::Surface *screen = lockScreen();
+	if (screen)
+		screen->fillRect(r, col);
+	unlockScreen();
+}
+
+void EventsBaseBackend::initBackend() {
+	// Init Event manager
+#ifndef DISABLE_DEFAULT_EVENT_MANAGER
+	if (!_eventManager)
+		_eventManager = new DefaultEventManager(this);
+#endif
+
+	BaseBackend::initBackend();
+}