/* 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. * * $URL$ * $Id$ * */ /* * GP2X: Common::Event Handling. * */ #include "backends/platform/gp2x/gp2x-common.h" #include "backends/platform/gp2x/gp2x-hw.h" #include "backends/keymapper/keymapper.h" #include "common/util.h" #include "common/events.h" // FIXME move joystick defines out and replace with confile file options // we should really allow users to map any key to a joystick button using the keymapper. #define JOY_DEADZONE 2200 #define JOY_XAXIS 0 #define JOY_YAXIS 1 /* GP2X Wiz: Main Joystick Mappings */ enum { GP2X_BUTTON_UP = 0, GP2X_BUTTON_UPLEFT = 1, GP2X_BUTTON_LEFT = 2, GP2X_BUTTON_DOWNLEFT = 3, GP2X_BUTTON_DOWN = 4, GP2X_BUTTON_DOWNRIGHT = 5, GP2X_BUTTON_RIGHT = 6, GP2X_BUTTON_UPRIGHT = 7, GP2X_BUTTON_START = 8, GP2X_BUTTON_SELECT = 9, GP2X_BUTTON_L = 10, GP2X_BUTTON_R = 11, GP2X_BUTTON_A = 12, GP2X_BUTTON_B = 13, GP2X_BUTTON_X = 14, GP2X_BUTTON_Y = 15, GP2X_BUTTON_VOLUP = 16, GP2X_BUTTON_VOLDOWN = 17, GP2X_BUTTON_CLICK = 18 }; 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; } void OSystem_GP2X::fillMouseEvent(Common::Event &event, int x, int y) { 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 (!_overlayVisible) { event.mouse.x /= _videoMode.scaleFactor; event.mouse.y /= _videoMode.scaleFactor; if (_videoMode.aspectRatioCorrection) event.mouse.y = aspect2Real(event.mouse.y); } } void OSystem_GP2X::handleKbdMouse() { uint32 curTime = getMillis(); if (curTime >= _km.last_time + _km.delay_time) { _km.last_time = curTime; if (_km.x_down_count == 1) { _km.x_down_time = curTime; _km.x_down_count = 2; } if (_km.y_down_count == 1) { _km.y_down_time = curTime; _km.y_down_count = 2; } if (_km.x_vel || _km.y_vel) { if (_km.x_down_count) { if (curTime > _km.x_down_time + _km.delay_time * 12) { if (_km.x_vel > 0) _km.x_vel++; else _km.x_vel--; } else if (curTime > _km.x_down_time + _km.delay_time * 8) { if (_km.x_vel > 0) _km.x_vel = 5; else _km.x_vel = -5; } } if (_km.y_down_count) { if (curTime > _km.y_down_time + _km.delay_time * 12) { if (_km.y_vel > 0) _km.y_vel++; else _km.y_vel--; } else if (curTime > _km.y_down_time + _km.delay_time * 8) { if (_km.y_vel > 0) _km.y_vel = 5; else _km.y_vel = -5; } } _km.x += _km.x_vel; _km.y += _km.y_vel; if (_km.x < 0) { _km.x = 0; _km.x_vel = -1; _km.x_down_count = 1; } else if (_km.x > _km.x_max) { _km.x = _km.x_max; _km.x_vel = 1; _km.x_down_count = 1; } if (_km.y < 0) { _km.y = 0; _km.y_vel = -1; _km.y_down_count = 1; } else if (_km.y > _km.y_max) { _km.y = _km.y_max; _km.y_vel = 1; _km.y_down_count = 1; } SDL_WarpMouse((Uint16)_km.x, (Uint16)_km.y); } } } static byte SDLModToOSystemKeyFlags(SDLMod mod) { byte b = 0; if (mod & KMOD_SHIFT) b |= Common::KBD_SHIFT; if (mod & KMOD_ALT) b |= Common::KBD_ALT; if (mod & KMOD_CTRL) b |= Common::KBD_CTRL; return b; } void OSystem_GP2X::moveStick() { bool stickBtn[32]; memcpy(stickBtn, _stickBtn, sizeof(stickBtn)); if ((stickBtn[0])||(stickBtn[2])||(stickBtn[4])||(stickBtn[6])) stickBtn[1] = stickBtn[3] = stickBtn[5] = stickBtn[7] = 0; if ((stickBtn[1])||(stickBtn[2])||(stickBtn[3])){ if (_km.x_down_count!=2){ _km.x_vel = -1; _km.x_down_count = 1; }else _km.x_vel = -4; } else if ((stickBtn[5])||(stickBtn[6])||(stickBtn[7])){ if (_km.x_down_count!=2){ _km.x_vel = 1; _km.x_down_count = 1; } else _km.x_vel = 4; } else { _km.x_vel = 0; _km.x_down_count = 0; } if ((stickBtn[0])||(stickBtn[1])||(stickBtn[7])){ if (_km.y_down_count!=2){ _km.y_vel = -1; _km.y_down_count = 1; }else _km.y_vel = -4; } else if ((stickBtn[3])||(stickBtn[4])||(stickBtn[5])){ if (_km.y_down_count!=2){ _km.y_vel = 1; _km.y_down_count = 1; } else _km.y_vel = 4; } else { _km.y_vel = 0; _km.y_down_count = 0; } } /* Quick default button states for modifiers. */ int GP2X_BUTTON_STATE_L = false; bool OSystem_GP2X::pollEvent(Common::Event &event) { SDL_Event ev; int axis; byte b = 0; handleKbdMouse(); // If the screen mode changed, send an Common::EVENT_SCREEN_CHANGED if (_modeChanged) { _modeChanged = false; event.type = Common::EVENT_SCREEN_CHANGED; return true; } // GP2X Input mappings. /* Single Button Movement: GP2X_BUTTON_UP Cursor Up GP2X_BUTTON_DOWN Cursor Down GP2X_BUTTON_LEFT Cursor Left GP2X_BUTTON_RIGHT Cursor Right GP2X_BUTTON_UPLEFT Cursor Up Left GP2X_BUTTON_UPRIGHT Cursor Up Right GP2X_BUTTON_DOWNLEFT Cursor Down Left GP2X_BUTTON_DOWNRIGHT Cursor Down Right Button Emulation: GP2X_BUTTON_CLICK Left Mouse Click GP2X_BUTTON_A . (Period) GP2X_BUTTON_B Left Mouse Click GP2X_BUTTON_Y Space Bar GP2X_BUTTON_X Right Mouse Click GP2X_BUTTON_L Combo Modifier (Left Trigger) GP2X_BUTTON_R Return (Right Trigger) GP2X_BUTTON_START F5 (Game Menu) GP2X_BUTTON_SELECT Escape GP2X_BUTTON_VOLUP /dev/mixer Global Volume Up GP2X_BUTTON_VOLDOWN /dev/mixer Global Volume Down Combos: GP2X_BUTTON_VOLUP & GP2X_BUTTON_VOLDOWN 0 (For Monkey 2 CP) or Virtual Keyboard if enabled GP2X_BUTTON_L & GP2X_BUTTON_SELECT Common::EVENT_QUIT (Calls Sync() to make sure SD is flushed) GP2X_BUTTON_L & GP2X_BUTTON_Y Toggles setZoomOnMouse() for larger then 320*240 games to scale to the point + raduis. GP2X_BUTTON_L & GP2X_BUTTON_START Common::EVENT_MAINMENU (ScummVM Global Main Menu) GP2X_BUTTON_L & GP2X_BUTTON_A Common::EVENT_PREDICTIVE_DIALOG for predictive text entry box (AGI games) */ while (SDL_PollEvent(&ev)) { switch (ev.type) { case SDL_KEYDOWN:{ b = event.kbd.flags = SDLModToOSystemKeyFlags(SDL_GetModState()); const bool event_complete = remapKey(ev,event); if (event_complete) return true; event.type = Common::EVENT_KEYDOWN; 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 true; } case SDL_KEYUP: { const bool event_complete = remapKey(ev,event); if (event_complete) return true; event.type = Common::EVENT_KEYUP; 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); b = event.kbd.flags = SDLModToOSystemKeyFlags(SDL_GetModState()); // Ctrl-Alt- will change the GFX mode if ((b & (Common::KBD_CTRL|Common::KBD_ALT)) == (Common::KBD_CTRL|Common::KBD_ALT)) { // Swallow these key up events break; } return true; } case SDL_MOUSEMOTION: event.type = Common::EVENT_MOUSEMOVE; fillMouseEvent(event, ev.motion.x, ev.motion.y); setMousePos(event.mouse.x, event.mouse.y); return true; case SDL_MOUSEBUTTONDOWN: if (ev.button.button == SDL_BUTTON_LEFT) event.type = Common::EVENT_LBUTTONDOWN; else if (ev.button.button == SDL_BUTTON_RIGHT) event.type = Common::EVENT_RBUTTONDOWN; #if defined(SDL_BUTTON_WHEELUP) && defined(SDL_BUTTON_WHEELDOWN) else if (ev.button.button == SDL_BUTTON_WHEELUP) event.type = Common::EVENT_WHEELUP; else if (ev.button.button == SDL_BUTTON_WHEELDOWN) event.type = Common::EVENT_WHEELDOWN; #endif #if defined(SDL_BUTTON_MIDDLE) else if (ev.button.button == SDL_BUTTON_MIDDLE) event.type = Common::EVENT_MBUTTONDOWN; #endif else break; fillMouseEvent(event, ev.button.x, ev.button.y); return true; case SDL_MOUSEBUTTONUP: if (ev.button.button == SDL_BUTTON_LEFT) event.type = Common::EVENT_LBUTTONUP; else if (ev.button.button == SDL_BUTTON_RIGHT) event.type = Common::EVENT_RBUTTONUP; #if defined(SDL_BUTTON_MIDDLE) else if (ev.button.button == SDL_BUTTON_MIDDLE) event.type = Common::EVENT_MBUTTONUP; #endif else break; fillMouseEvent(event, ev.button.x, ev.button.y); return true; // GP2X Button mapings. Main code case SDL_JOYBUTTONDOWN: _stickBtn[ev.jbutton.button] = 1; if (ev.jbutton.button == GP2X_BUTTON_B) { event.type = Common::EVENT_LBUTTONDOWN; fillMouseEvent(event, _km.x, _km.y); } else if (ev.jbutton.button == GP2X_BUTTON_CLICK) { event.type = Common::EVENT_LBUTTONDOWN; fillMouseEvent(event, _km.x, _km.y); } else if (ev.jbutton.button == GP2X_BUTTON_X) { event.type = Common::EVENT_RBUTTONDOWN; fillMouseEvent(event, _km.x, _km.y); } else if (_stickBtn[GP2X_BUTTON_L] && (ev.jbutton.button == GP2X_BUTTON_SELECT)) { event.type = Common::EVENT_QUIT; } else if (ev.jbutton.button < 8) { moveStick(); event.type = Common::EVENT_MOUSEMOVE; fillMouseEvent(event, _km.x, _km.y); } else { event.type = Common::EVENT_KEYDOWN; event.kbd.flags = 0; switch (ev.jbutton.button) { case GP2X_BUTTON_L: GP2X_BUTTON_STATE_L = true; break; case GP2X_BUTTON_R: if (GP2X_BUTTON_STATE_L == true) { #ifdef ENABLE_VKEYBD event.kbd.keycode = Common::KEYCODE_F7; event.kbd.ascii = mapKey(SDLK_F7, ev.key.keysym.mod, 0); #else event.kbd.keycode = Common::KEYCODE_0; event.kbd.ascii = mapKey(SDLK_0, ev.key.keysym.mod, 0); #endif } else { event.kbd.keycode = Common::KEYCODE_RETURN; event.kbd.ascii = mapKey(SDLK_RETURN, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_SELECT: if (GP2X_BUTTON_STATE_L == true) { event.type = Common::EVENT_QUIT; } else { event.kbd.keycode = Common::KEYCODE_ESCAPE; event.kbd.ascii = mapKey(SDLK_ESCAPE, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_A: if (GP2X_BUTTON_STATE_L == true) { event.type = Common::EVENT_PREDICTIVE_DIALOG; } else { event.kbd.keycode = Common::KEYCODE_PERIOD; event.kbd.ascii = mapKey(SDLK_PERIOD, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_Y: if (GP2X_BUTTON_STATE_L == true) { setZoomOnMouse(); } else { event.kbd.keycode = Common::KEYCODE_SPACE; event.kbd.ascii = mapKey(SDLK_SPACE, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_START: if (GP2X_BUTTON_STATE_L == true) { event.type = Common::EVENT_MAINMENU; } else { event.kbd.keycode = Common::KEYCODE_F5; event.kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_VOLUP: GP2X_HW::mixerMoveVolume(2); if (GP2X_HW::volumeLevel == 100) { displayMessageOnOSD("Maximum Volume"); } else { displayMessageOnOSD("Increasing Volume"); } break; case GP2X_BUTTON_VOLDOWN: GP2X_HW::mixerMoveVolume(1); if (GP2X_HW::volumeLevel == 0) { displayMessageOnOSD("Minimal Volume"); } else { displayMessageOnOSD("Decreasing Volume"); } break; } } return true; case SDL_JOYBUTTONUP: _stickBtn[ev.jbutton.button] = 0; if (ev.jbutton.button == GP2X_BUTTON_B) { event.type = Common::EVENT_LBUTTONUP; fillMouseEvent(event, _km.x, _km.y); } else if (ev.jbutton.button == GP2X_BUTTON_CLICK) { event.type = Common::EVENT_LBUTTONUP; fillMouseEvent(event, _km.x, _km.y); } else if (ev.jbutton.button == GP2X_BUTTON_X) { event.type = Common::EVENT_RBUTTONUP; fillMouseEvent(event, _km.x, _km.y); } else if (ev.jbutton.button < 8) { moveStick(); event.type = Common::EVENT_MOUSEMOVE; fillMouseEvent(event, _km.x, _km.y); } else { event.type = Common::EVENT_KEYUP; event.kbd.flags = 0; switch (ev.jbutton.button) { case GP2X_BUTTON_SELECT: event.kbd.keycode = Common::KEYCODE_ESCAPE; event.kbd.ascii = mapKey(SDLK_ESCAPE, ev.key.keysym.mod, 0); break; case GP2X_BUTTON_A: event.kbd.keycode = Common::KEYCODE_PERIOD; event.kbd.ascii = mapKey(SDLK_PERIOD, ev.key.keysym.mod, 0); break; case GP2X_BUTTON_Y: event.kbd.keycode = Common::KEYCODE_SPACE; event.kbd.ascii = mapKey(SDLK_SPACE, ev.key.keysym.mod, 0); break; case GP2X_BUTTON_START: if (GP2X_BUTTON_STATE_L == true) { event.type = Common::EVENT_MAINMENU; } else { event.kbd.keycode = Common::KEYCODE_F5; event.kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_L: GP2X_BUTTON_STATE_L = false; break; case GP2X_BUTTON_R: if (GP2X_BUTTON_STATE_L == true) { #ifdef ENABLE_VKEYBD event.kbd.keycode = Common::KEYCODE_F7; event.kbd.ascii = mapKey(SDLK_F7, ev.key.keysym.mod, 0); #else event.kbd.keycode = Common::KEYCODE_0; event.kbd.ascii = mapKey(SDLK_0, ev.key.keysym.mod, 0); #endif } else { event.kbd.keycode = Common::KEYCODE_RETURN; event.kbd.ascii = mapKey(SDLK_RETURN, ev.key.keysym.mod, 0); } break; case GP2X_BUTTON_VOLUP: break; case GP2X_BUTTON_VOLDOWN: break; } } return true; case SDL_JOYAXISMOTION: axis = ev.jaxis.value; if ( axis > JOY_DEADZONE) { axis -= JOY_DEADZONE; event.type = Common::EVENT_MOUSEMOVE; } else if ( axis < -JOY_DEADZONE ) { axis += JOY_DEADZONE; event.type = Common::EVENT_MOUSEMOVE; } else axis = 0; if ( ev.jaxis.axis == JOY_XAXIS) { if (axis != 0) { _km.x_vel = (axis > 0) ? 1:-1; _km.x_down_count = 1; } else { _km.x_vel = 0; _km.x_down_count = 0; } } else if (ev.jaxis.axis == JOY_YAXIS) { #ifndef JOY_INVERT_Y axis = -axis; #endif #ifdef JOY_ANALOG _km.y_vel = -axis / 2000; _km.y_down_count = 0; #else if (axis != 0) { _km.y_vel = (-axis > 0) ? 1: -1; _km.y_down_count = 1; } else { _km.y_vel = 0; _km.y_down_count = 0; } #endif } fillMouseEvent(event, _km.x, _km.y); return true; case SDL_VIDEOEXPOSE: _forceFull = true; break; case SDL_QUIT: event.type = Common::EVENT_QUIT; return true; } } return false; } bool OSystem_GP2X::remapKey(SDL_Event &ev,Common::Event &event) { return false; } void OSystem_GP2X::setupKeymapper() { #ifdef ENABLE_KEYMAPPER using namespace Common; Keymapper *mapper = getEventManager()->getKeymapper(); HardwareKeySet *keySet = new HardwareKeySet(); keySet->addHardwareKey(new HardwareKey( "a", KeyState(KEYCODE_a), "a", kActionKeyType )); keySet->addHardwareKey(new HardwareKey( "s", KeyState(KEYCODE_s), "s", kActionKeyType )); keySet->addHardwareKey(new HardwareKey( "d", KeyState(KEYCODE_d), "d", kActionKeyType )); keySet->addHardwareKey(new HardwareKey( "f", KeyState(KEYCODE_f), "f", kActionKeyType )); keySet->addHardwareKey(new HardwareKey( "n", KeyState(KEYCODE_n), "n (vk)", kTriggerLeftKeyType, kVirtualKeyboardActionType )); keySet->addHardwareKey(new HardwareKey( "m", KeyState(KEYCODE_m), "m (remap)", kTriggerRightKeyType, kKeyRemapActionType )); keySet->addHardwareKey(new HardwareKey( "[", KeyState(KEYCODE_LEFTBRACKET), "[ (select)", kSelectKeyType )); keySet->addHardwareKey(new HardwareKey( "]", KeyState(KEYCODE_RIGHTBRACKET), "] (start)", kStartKeyType )); mapper->registerHardwareKeySet(keySet); Keymap *globalMap = new Keymap("global"); Keymap *guiMap = new Keymap("gui"); Action *act; Event evt ; act = new Action(globalMap, "MENU", "Menu", kGenericActionType, kSelectKeyType); act->addKeyEvent(KeyState(KEYCODE_F5, ASCII_F5, 0)); act = new Action(globalMap, "SKCT", "Skip", kGenericActionType, kActionKeyType); act->addKeyEvent(KeyState(KEYCODE_ESCAPE, ASCII_ESCAPE, 0)); act = new Action(globalMap, "PAUS", "Pause", kGenericActionType, kStartKeyType); act->addKeyEvent(KeyState(KEYCODE_SPACE, ' ', 0)); act = new Action(globalMap, "SKLI", "Skip line", kGenericActionType, kActionKeyType); act->addKeyEvent(KeyState(KEYCODE_PERIOD, '.', 0)); act = new Action(globalMap, "VIRT", "Display keyboard", kVirtualKeyboardActionType); act->addKeyEvent(KeyState(KEYCODE_F6, ASCII_F6, 0)); act = new Action(globalMap, "REMP", "Remap keys", kKeyRemapActionType); act->addKeyEvent(KeyState(KEYCODE_F7, ASCII_F7, 0)); mapper->addGlobalKeymap(globalMap); act = new Action(guiMap, "CLOS", "Close", kGenericActionType, kStartKeyType); act->addKeyEvent(KeyState(KEYCODE_ESCAPE, ASCII_ESCAPE, 0)); act = new Action(guiMap, "CLIK", "Mouse click"); act->addLeftClickEvent(); act = new Action(guiMap, "VIRT", "Display keyboard", kVirtualKeyboardActionType); act->addKeyEvent(KeyState(KEYCODE_F6, ASCII_F6, 0)); act = new Action(guiMap, "REMP", "Remap keys", kKeyRemapActionType); act->addKeyEvent(KeyState(KEYCODE_F7, ASCII_F7, 0)); mapper->addGlobalKeymap(guiMap); mapper->pushKeymap("global"); #endif }