DINGUX: fix compilation for the opengl branch

Moved events related code to backends/events/dinguxsdl/*
and move graphics related code to backends/graphics/dinguxsdl/*
Subclass OSystem_POSIX instead of OSystem_SDL

svn-id: r53730

2 files changed, 273 insertions, 0 deletions

diff --git a/backends/events/dinguxsdl/dinguxsdl-events.cpp b/backends/events/dinguxsdl/dinguxsdl-events.cpp
new file mode 100644
index 0000000000..1eed96acfe
--- /dev/null
+++ b/backends/events/dinguxsdl/dinguxsdl-events.cpp
@@ -0,0 +1,226 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#if defined(DINGUX)
+
+#include "backends/events/dinguxsdl/dinguxsdl-events.h"
+#include "graphics/scaler/aspect.h"	// for aspect2Real 
+
+#define PAD_UP    SDLK_UP
+#define PAD_DOWN  SDLK_DOWN
+#define PAD_LEFT  SDLK_LEFT
+#define PAD_RIGHT SDLK_RIGHT
+#define BUT_A     SDLK_LCTRL
+#define BUT_B     SDLK_LALT
+#define BUT_X     SDLK_SPACE
+#define BUT_Y     SDLK_LSHIFT
+#define BUT_SELECT   SDLK_ESCAPE
+#define BUT_START    SDLK_RETURN
+#define TRIG_L    SDLK_TAB
+#define TRIG_R    SDLK_BACKSPACE
+
+static int mapKey(SDLKey key, SDLMod mod, Uint16 unicode) {
+	if (key >= SDLK_F1 && key <= SDLK_F9) {
+		return key - SDLK_F1 + Common::ASCII_F1;
+	} else if (key >= SDLK_KP0 && key <= SDLK_KP9) {
+		return key - SDLK_KP0 + '0';
+	} else if (key >= SDLK_UP && key <= SDLK_PAGEDOWN) {
+		return key;
+	} else if (unicode) {
+		return unicode;
+	} else if (key >= 'a' && key <= 'z' && (mod & KMOD_SHIFT)) {
+		return key & ~0x20;
+	} else if (key >= SDLK_NUMLOCK && key <= SDLK_EURO) {
+		return 0;
+	}
+	return key;
+}
+
+DINGUXSdlEventSource::DINGUXSdlEventSource() : SdlEventSource() {
+	;
+}
+
+bool DINGUXSdlEventSource::remapKey(SDL_Event &ev, Common::Event &event) {
+	if (ev.key.keysym.sym == PAD_UP) {
+		if (ev.type == SDL_KEYDOWN) {
+			_km.y_vel = -1;
+			_km.y_down_count = 1;
+		} else {
+			_km.y_vel = 0;
+			_km.y_down_count = 0;
+		}
+
+		event.type = Common::EVENT_MOUSEMOVE;
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == PAD_DOWN) {
+		if (ev.type == SDL_KEYDOWN) {
+			_km.y_vel = 1;
+			_km.y_down_count = 1;
+		} else {
+			_km.y_vel = 0;
+			_km.y_down_count = 0;
+		}
+
+		event.type = Common::EVENT_MOUSEMOVE;
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == PAD_LEFT) {
+		if (ev.type == SDL_KEYDOWN) {
+			_km.x_vel = -1;
+			_km.x_down_count = 1;
+		} else {
+			_km.x_vel = 0;
+			_km.x_down_count = 0;
+		}
+
+		event.type = Common::EVENT_MOUSEMOVE;
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == PAD_RIGHT) {
+		if (ev.type == SDL_KEYDOWN) {
+			_km.x_vel = 1;
+			_km.x_down_count = 1;
+		} else {
+			_km.x_vel = 0;
+			_km.x_down_count = 0;
+		}
+
+		event.type = Common::EVENT_MOUSEMOVE;
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == BUT_Y) { // left mouse button
+		if (ev.type == SDL_KEYDOWN) {
+			event.type = Common::EVENT_LBUTTONDOWN;
+		} else {
+			event.type = Common::EVENT_LBUTTONUP;
+		}
+
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == BUT_B) { // right mouse button
+		if (ev.type == SDL_KEYDOWN) {
+			event.type = Common::EVENT_RBUTTONDOWN;
+		} else {
+			event.type = Common::EVENT_RBUTTONUP;
+		}
+
+		fillMouseEvent(event, _km.x, _km.y);
+
+		return true;
+	} else if (ev.key.keysym.sym == BUT_X) { // '.' skip dialogue
+		ev.key.keysym.sym = SDLK_PERIOD;
+		ev.key.keysym.mod = (SDLMod)0;
+		ev.key.keysym.unicode = '.';
+	} else if (ev.key.keysym.sym == TRIG_L) { // global menu
+		ev.key.keysym.sym = SDLK_F5;
+		event.kbd.keycode = Common::KEYCODE_F5;
+		event.kbd.ascii = Common::ASCII_F5;
+		event.kbd.flags = Common::KBD_CTRL;
+
+		if (ev.type == SDL_KEYDOWN) {
+			event.type = Common::EVENT_KEYDOWN;
+		} else {
+			event.type = Common::EVENT_KEYUP;
+		}
+
+		return true;
+	} else if (ev.key.keysym.sym == BUT_A) { // key '0'
+		ev.key.keysym.sym = SDLK_0;
+
+		event.kbd.keycode = Common::KEYCODE_0;
+		event.kbd.ascii = '0';
+		event.kbd.flags = 0;
+
+		if (ev.type == SDL_KEYDOWN) {
+			event.type = Common::EVENT_KEYDOWN;
+		} else {
+			event.type = Common::EVENT_KEYUP;
+		}
+
+		return true;
+	} else if (ev.key.keysym.sym == BUT_SELECT) { // virtual keyboard
+		ev.key.keysym.sym = SDLK_F7;
+
+	} else if (ev.key.keysym.sym == BUT_START) { // F5, menu in some games
+		ev.key.keysym.sym = SDLK_F5;
+
+	}  else if (ev.key.keysym.sym == TRIG_R) { // ESC
+		ev.key.keysym.sym = SDLK_ESCAPE;
+	} else {
+		event.kbd.keycode = (Common::KeyCode)ev.key.keysym.sym;
+		event.kbd.ascii = mapKey(ev.key.keysym.sym, ev.key.keysym.mod, ev.key.keysym.unicode);
+	}
+
+	return false;
+}
+
+void DINGUXSdlEventSource::fillMouseEvent(Common::Event &event, int x, int y) {
+	if (_grpMan->getVideoMode()->mode == GFX_HALF && !(_grpMan->isOverlayVisible())) {
+		event.mouse.x = x * 2;
+		event.mouse.y = y * 2;
+	} else {
+		event.mouse.x = x;
+		event.mouse.y = y;
+	}
+
+	// Update the "keyboard mouse" coords
+	_km.x = x;
+	_km.y = y;
+
+	// Adjust for the screen scaling
+	if (!(_grpMan->isOverlayVisible())) {
+		event.mouse.x /= (_grpMan->getVideoMode())->scaleFactor;
+		event.mouse.y /= (_grpMan->getVideoMode())->scaleFactor;
+#if 0
+		if (_grpMan->getVideoMode()->aspectRatioCorrection)
+			event.mouse.y = aspect2Real(event.mouse.y);
+#endif
+	}
+}
+
+void DINGUXSdlEventSource::warpMouse(int x, int y) {
+	int mouse_cur_x = _grpMan->getMouseCurState()->x;
+	int mouse_cur_y = _grpMan->getMouseCurState()->y;
+
+	if ((mouse_cur_x != x) || (mouse_cur_y != y)) {
+		if (_grpMan->getVideoMode()->mode == GFX_HALF && !(_grpMan->isOverlayVisible())) {
+			x = x / 2;
+			y = y / 2;
+		}
+	}
+	SDL_WarpMouse(x, y);
+}
+
+void DINGUXSdlEventSource::setCurrentGraphMan(DINGUXSdlGraphicsManager *_graphicManager) {
+	_grpMan = _graphicManager;
+}
+
+#endif /* DINGUX */
diff --git a/backends/events/dinguxsdl/dinguxsdl-events.h b/backends/events/dinguxsdl/dinguxsdl-events.h
new file mode 100644
index 0000000000..f269fcf358
--- /dev/null
+++ b/backends/events/dinguxsdl/dinguxsdl-events.h
@@ -0,0 +1,47 @@
+/* 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef BACKENDS_EVENTS_SDL_DINGUX_H
+#define BACKENDS_EVENTS_SDL_DINGUX_H
+#if defined(DINGUX)
+
+#include "backends/platform/dingux/dingux.h"
+#include "backends/events/dinguxsdl/dinguxsdl-events.h"
+
+class DINGUXSdlEventSource : public SdlEventSource {
+public:
+	DINGUXSdlEventSource();
+	void setCurrentGraphMan(DINGUXSdlGraphicsManager *_graphicManager);
+
+protected:
+	DINGUXSdlGraphicsManager *_grpMan;
+
+	bool remapKey(SDL_Event &ev, Common::Event &event);
+	void fillMouseEvent(Common::Event &event, int x, int y);
+	void warpMouse(int x, int y);
+};
+
+#endif /* DINGUX */
+#endif /* BACKENDS_EVENTS_SDL_DINGUX_H */