Initial commit

backends/events/maemosdl/maemosdl-events.cpp

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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/>.
+ *
+ */
+
+#if defined(MAEMO)
+
+#include "common/scummsys.h"
+
+#include "backends/events/maemosdl/maemosdl-events.h"
+#include "backends/platform/maemo/maemo.h"
+#include "common/translation.h"
+
+namespace Maemo {
+
+MaemoSdlEventSource::MaemoSdlEventSource() : SdlEventSource(), _clickEnabled(true) {
+
+}
+
+struct KeymapEntry {
+	SDL_Keycode sym;
+	Common::KeyCode keycode;
+	uint16 ascii;
+};
+
+static const KeymapEntry keymapEntries[] = {
+	{SDLK_F4, Common::KEYCODE_F11, 0},
+	{SDLK_F5, Common::KEYCODE_F12, 0},
+	{SDLK_F6, Common::KEYCODE_F13, 0},
+	{SDLK_F7, Common::KEYCODE_F14, 0},
+	{SDLK_F8, Common::KEYCODE_F15, 0},
+	{SDLK_LAST, Common::KEYCODE_INVALID, 0}
+};
+
+bool MaemoSdlEventSource::remapKey(SDL_Event &ev, Common::Event &event) {
+
+	// List of special N810 keys:
+	// SDLK_F4 -> menu
+	// SDLK_F5 -> home
+	// SDLK_F6 -> fullscreen
+	// SDLK_F7 -> zoom +
+	// SDLK_F8 -> zoom -
+
+	if (ev.type == SDL_KEYDOWN || ev.type == SDL_KEYUP) {
+		const KeymapEntry *entry;
+		for (entry = keymapEntries; entry->sym != SDLK_LAST; ++entry) {
+			if (ev.key.keysym.sym == entry->sym) {
+				SDLModToOSystemKeyFlags(SDL_GetModState(), event);
+				event.type = ev.type == SDL_KEYDOWN ? Common::EVENT_KEYDOWN : Common::EVENT_KEYUP;
+				event.kbd.keycode = entry->keycode;
+				event.kbd.ascii = entry->ascii;
+				return true;
+			}
+		}
+	}
+
+	// Invoke parent implementation of this method
+	return SdlEventSource::remapKey(ev, event);
+}
+
+bool MaemoSdlEventSource::handleMouseButtonDown(SDL_Event &ev, Common::Event &event) {
+
+	if (ev.button.button == SDL_BUTTON_LEFT && !_clickEnabled) {
+		return false;
+	}
+
+	// Invoke parent implementation of this method
+	return SdlEventSource::handleMouseButtonDown(ev, event);
+}
+
+bool MaemoSdlEventSource::handleMouseButtonUp(SDL_Event &ev, Common::Event &event) {
+
+	if (ev.button.button == SDL_BUTTON_LEFT && !_clickEnabled) {
+		return false;
+	}
+
+	// Invoke parent implementation of this method
+	return SdlEventSource::handleMouseButtonUp(ev, event);
+}
+
+bool MaemoSdlEventSource::toggleClickMode() {
+	_clickEnabled = !_clickEnabled;
+	_graphicsManager->displayMessageOnOSD(
+	  _clickEnabled ? _("Clicking Enabled") : _("Clicking Disabled"));
+
+	return _clickEnabled;
+}
+
+MaemoSdlEventObserver::MaemoSdlEventObserver(MaemoSdlEventSource *eventSource) {
+	assert(eventSource);
+	_eventSource = eventSource;
+}
+
+bool MaemoSdlEventObserver::notifyEvent(const Common::Event &event) {
+	if (event.type != Common::EVENT_CUSTOM_BACKEND_ACTION_START)
+		return false;
+	if (event.customType == kEventClickMode) {
+		assert(_eventSource);
+		_eventSource->toggleClickMode();
+		return true;
+	}
+	return false;
+}
+
+} // namespace Maemo
+
+#endif // if defined(MAEMO)

backends/events/maemosdl/maemosdl-events.h

@@ -0,0 +1,60 @@
+/* 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/>.
+ *
+ */
+
+#if defined(MAEMO)
+
+#if !defined(BACKEND_EVENTS_SDL_MAEMO_H) && !defined(DISABLE_DEFAULT_EVENTMANAGER)
+#define BACKEND_EVENTS_SDL_MAEMO_H
+
+#include "backends/events/sdl/sdl-events.h"
+
+namespace Maemo {
+
+/**
+ * SDL events manager for Maemo
+ */
+class MaemoSdlEventSource final : public SdlEventSource {
+public:
+	MaemoSdlEventSource();
+
+	bool toggleClickMode();
+protected:
+	bool remapKey(SDL_Event &ev, Common::Event &event) override;
+	bool handleMouseButtonDown(SDL_Event &ev, Common::Event &event) override;
+	bool handleMouseButtonUp(SDL_Event &ev, Common::Event &event) override;
+
+	bool _clickEnabled;
+};
+
+class MaemoSdlEventObserver final : public Common::EventObserver {
+public:
+	MaemoSdlEventObserver(MaemoSdlEventSource *eventSource);
+
+	bool notifyEvent(const Common::Event &event) override;
+private:
+	MaemoSdlEventSource *_eventSource;
+};
+
+} // namespace Maemo
+
+#endif // include guard
+
+#endif // if defined(MAEMO)