scummvm/backends/events/sdl/sdl-events.cpp
2013-05-17 00:18:09 +03:00

759 lines
23 KiB
C++

/* 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 "common/scummsys.h"
#if defined(SDL_BACKEND)
#include "backends/events/sdl/sdl-events.h"
#include "backends/platform/sdl/sdl.h"
#include "backends/graphics/graphics.h"
#include "common/config-manager.h"
#include "common/textconsole.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
#define JOY_DEADZONE 3200
#ifndef __SYMBIAN32__ // Symbian wants dialog joystick i.e cursor for movement/selection
#define JOY_ANALOG
#endif
// #define JOY_INVERT_Y
#define JOY_XAXIS 0
#define JOY_YAXIS 1
// buttons
#define JOY_BUT_LMOUSE 0
#define JOY_BUT_RMOUSE 2
#define JOY_BUT_ESCAPE 3
#define JOY_BUT_PERIOD 1
#define JOY_BUT_SPACE 4
#define JOY_BUT_F5 5
SdlEventSource::SdlEventSource()
: EventSource(), _scrollLock(false), _joystick(0), _lastScreenID(0), _graphicsManager(0) {
// Reset mouse state
memset(&_km, 0, sizeof(_km));
int joystick_num = ConfMan.getInt("joystick_num");
if (joystick_num > -1) {
// Initialize SDL joystick subsystem
if (SDL_InitSubSystem(SDL_INIT_JOYSTICK) == -1) {
error("Could not initialize SDL: %s", SDL_GetError());
}
// Enable joystick
if (SDL_NumJoysticks() > 0) {
debug("Using joystick: %s", SDL_JoystickName(0));
_joystick = SDL_JoystickOpen(joystick_num);
}
}
}
SdlEventSource::~SdlEventSource() {
if (_joystick)
SDL_JoystickClose(_joystick);
}
int SdlEventSource::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 SdlEventSource::processMouseEvent(Common::Event &event, int x, int y) {
event.mouse.x = x;
event.mouse.y = y;
if (_graphicsManager) {
_graphicsManager->notifyMousePos(Common::Point(x, y));
_graphicsManager->transformMouseCoordinates(event.mouse);
}
// Update the "keyboard mouse" coords
_km.x = x;
_km.y = y;
}
void SdlEventSource::handleKbdMouse() {
// Skip recording of these events
uint32 curTime = g_system->getMillis(true);
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);
}
}
}
void SdlEventSource::SDLModToOSystemKeyFlags(SDLMod mod, Common::Event &event) {
event.kbd.flags = 0;
#ifdef LINUPY
// Yopy has no ALT key, steal the SHIFT key
// (which isn't used much anyway)
if (mod & KMOD_SHIFT)
event.kbd.flags |= Common::KBD_ALT;
#else
if (mod & KMOD_SHIFT)
event.kbd.flags |= Common::KBD_SHIFT;
if (mod & KMOD_ALT)
event.kbd.flags |= Common::KBD_ALT;
#endif
if (mod & KMOD_CTRL)
event.kbd.flags |= Common::KBD_CTRL;
if (mod & KMOD_META)
event.kbd.flags |= Common::KBD_META;
// Sticky flags
if (mod & KMOD_NUM)
event.kbd.flags |= Common::KBD_NUM;
if (mod & KMOD_CAPS)
event.kbd.flags |= Common::KBD_CAPS;
}
Common::KeyCode SdlEventSource::SDLToOSystemKeycode(const SDLKey key) {
switch (key) {
case SDLK_BACKSPACE: return Common::KEYCODE_BACKSPACE;
case SDLK_TAB: return Common::KEYCODE_TAB;
case SDLK_CLEAR: return Common::KEYCODE_CLEAR;
case SDLK_RETURN: return Common::KEYCODE_RETURN;
case SDLK_PAUSE: return Common::KEYCODE_PAUSE;
case SDLK_ESCAPE: return Common::KEYCODE_ESCAPE;
case SDLK_SPACE: return Common::KEYCODE_SPACE;
case SDLK_EXCLAIM: return Common::KEYCODE_EXCLAIM;
case SDLK_QUOTEDBL: return Common::KEYCODE_QUOTEDBL;
case SDLK_HASH: return Common::KEYCODE_HASH;
case SDLK_DOLLAR: return Common::KEYCODE_DOLLAR;
case SDLK_AMPERSAND: return Common::KEYCODE_AMPERSAND;
case SDLK_QUOTE: return Common::KEYCODE_QUOTE;
case SDLK_LEFTPAREN: return Common::KEYCODE_LEFTPAREN;
case SDLK_RIGHTPAREN: return Common::KEYCODE_RIGHTPAREN;
case SDLK_ASTERISK: return Common::KEYCODE_ASTERISK;
case SDLK_PLUS: return Common::KEYCODE_PLUS;
case SDLK_COMMA: return Common::KEYCODE_COMMA;
case SDLK_MINUS: return Common::KEYCODE_MINUS;
case SDLK_PERIOD: return Common::KEYCODE_PERIOD;
case SDLK_SLASH: return Common::KEYCODE_SLASH;
case SDLK_0: return Common::KEYCODE_0;
case SDLK_1: return Common::KEYCODE_1;
case SDLK_2: return Common::KEYCODE_2;
case SDLK_3: return Common::KEYCODE_3;
case SDLK_4: return Common::KEYCODE_4;
case SDLK_5: return Common::KEYCODE_5;
case SDLK_6: return Common::KEYCODE_6;
case SDLK_7: return Common::KEYCODE_7;
case SDLK_8: return Common::KEYCODE_8;
case SDLK_9: return Common::KEYCODE_9;
case SDLK_COLON: return Common::KEYCODE_COLON;
case SDLK_SEMICOLON: return Common::KEYCODE_SEMICOLON;
case SDLK_LESS: return Common::KEYCODE_LESS;
case SDLK_EQUALS: return Common::KEYCODE_EQUALS;
case SDLK_GREATER: return Common::KEYCODE_GREATER;
case SDLK_QUESTION: return Common::KEYCODE_QUESTION;
case SDLK_AT: return Common::KEYCODE_AT;
case SDLK_LEFTBRACKET: return Common::KEYCODE_LEFTBRACKET;
case SDLK_BACKSLASH: return Common::KEYCODE_BACKSLASH;
case SDLK_RIGHTBRACKET: return Common::KEYCODE_RIGHTBRACKET;
case SDLK_CARET: return Common::KEYCODE_CARET;
case SDLK_UNDERSCORE: return Common::KEYCODE_UNDERSCORE;
case SDLK_BACKQUOTE: return Common::KEYCODE_BACKQUOTE;
case SDLK_a: return Common::KEYCODE_a;
case SDLK_b: return Common::KEYCODE_b;
case SDLK_c: return Common::KEYCODE_c;
case SDLK_d: return Common::KEYCODE_d;
case SDLK_e: return Common::KEYCODE_e;
case SDLK_f: return Common::KEYCODE_f;
case SDLK_g: return Common::KEYCODE_g;
case SDLK_h: return Common::KEYCODE_h;
case SDLK_i: return Common::KEYCODE_i;
case SDLK_j: return Common::KEYCODE_j;
case SDLK_k: return Common::KEYCODE_k;
case SDLK_l: return Common::KEYCODE_l;
case SDLK_m: return Common::KEYCODE_m;
case SDLK_n: return Common::KEYCODE_n;
case SDLK_o: return Common::KEYCODE_o;
case SDLK_p: return Common::KEYCODE_p;
case SDLK_q: return Common::KEYCODE_q;
case SDLK_r: return Common::KEYCODE_r;
case SDLK_s: return Common::KEYCODE_s;
case SDLK_t: return Common::KEYCODE_t;
case SDLK_u: return Common::KEYCODE_u;
case SDLK_v: return Common::KEYCODE_v;
case SDLK_w: return Common::KEYCODE_w;
case SDLK_x: return Common::KEYCODE_x;
case SDLK_y: return Common::KEYCODE_y;
case SDLK_z: return Common::KEYCODE_z;
case SDLK_DELETE: return Common::KEYCODE_DELETE;
#if SDL_VERSION_ATLEAST(1, 3, 0)
case SDL_SCANCODE_TO_KEYCODE(SDL_SCANCODE_GRAVE): return Common::KEYCODE_TILDE;
#else
case SDLK_WORLD_16: return Common::KEYCODE_TILDE;
#endif
case SDLK_KP0: return Common::KEYCODE_KP0;
case SDLK_KP1: return Common::KEYCODE_KP1;
case SDLK_KP2: return Common::KEYCODE_KP2;
case SDLK_KP3: return Common::KEYCODE_KP3;
case SDLK_KP4: return Common::KEYCODE_KP4;
case SDLK_KP5: return Common::KEYCODE_KP5;
case SDLK_KP6: return Common::KEYCODE_KP6;
case SDLK_KP7: return Common::KEYCODE_KP7;
case SDLK_KP8: return Common::KEYCODE_KP8;
case SDLK_KP9: return Common::KEYCODE_KP9;
case SDLK_KP_PERIOD: return Common::KEYCODE_KP_PERIOD;
case SDLK_KP_DIVIDE: return Common::KEYCODE_KP_DIVIDE;
case SDLK_KP_MULTIPLY: return Common::KEYCODE_KP_MULTIPLY;
case SDLK_KP_MINUS: return Common::KEYCODE_KP_MINUS;
case SDLK_KP_PLUS: return Common::KEYCODE_KP_PLUS;
case SDLK_KP_ENTER: return Common::KEYCODE_KP_ENTER;
case SDLK_KP_EQUALS: return Common::KEYCODE_KP_EQUALS;
case SDLK_UP: return Common::KEYCODE_UP;
case SDLK_DOWN: return Common::KEYCODE_DOWN;
case SDLK_RIGHT: return Common::KEYCODE_RIGHT;
case SDLK_LEFT: return Common::KEYCODE_LEFT;
case SDLK_INSERT: return Common::KEYCODE_INSERT;
case SDLK_HOME: return Common::KEYCODE_HOME;
case SDLK_END: return Common::KEYCODE_END;
case SDLK_PAGEUP: return Common::KEYCODE_PAGEUP;
case SDLK_PAGEDOWN: return Common::KEYCODE_PAGEDOWN;
case SDLK_F1: return Common::KEYCODE_F1;
case SDLK_F2: return Common::KEYCODE_F2;
case SDLK_F3: return Common::KEYCODE_F3;
case SDLK_F4: return Common::KEYCODE_F4;
case SDLK_F5: return Common::KEYCODE_F5;
case SDLK_F6: return Common::KEYCODE_F6;
case SDLK_F7: return Common::KEYCODE_F7;
case SDLK_F8: return Common::KEYCODE_F8;
case SDLK_F9: return Common::KEYCODE_F9;
case SDLK_F10: return Common::KEYCODE_F10;
case SDLK_F11: return Common::KEYCODE_F11;
case SDLK_F12: return Common::KEYCODE_F12;
case SDLK_F13: return Common::KEYCODE_F13;
case SDLK_F14: return Common::KEYCODE_F14;
case SDLK_F15: return Common::KEYCODE_F15;
case SDLK_NUMLOCK: return Common::KEYCODE_NUMLOCK;
case SDLK_CAPSLOCK: return Common::KEYCODE_CAPSLOCK;
case SDLK_SCROLLOCK: return Common::KEYCODE_SCROLLOCK;
case SDLK_RSHIFT: return Common::KEYCODE_RSHIFT;
case SDLK_LSHIFT: return Common::KEYCODE_LSHIFT;
case SDLK_RCTRL: return Common::KEYCODE_RCTRL;
case SDLK_LCTRL: return Common::KEYCODE_LCTRL;
case SDLK_RALT: return Common::KEYCODE_RALT;
case SDLK_LALT: return Common::KEYCODE_LALT;
case SDLK_LSUPER: return Common::KEYCODE_LSUPER;
case SDLK_RSUPER: return Common::KEYCODE_RSUPER;
case SDLK_MODE: return Common::KEYCODE_MODE;
case SDLK_COMPOSE: return Common::KEYCODE_COMPOSE;
case SDLK_HELP: return Common::KEYCODE_HELP;
case SDLK_PRINT: return Common::KEYCODE_PRINT;
case SDLK_SYSREQ: return Common::KEYCODE_SYSREQ;
case SDLK_BREAK: return Common::KEYCODE_BREAK;
case SDLK_MENU: return Common::KEYCODE_MENU;
case SDLK_POWER: return Common::KEYCODE_POWER;
case SDLK_UNDO: return Common::KEYCODE_UNDO;
default: return Common::KEYCODE_INVALID;
}
}
bool SdlEventSource::pollEvent(Common::Event &event) {
handleKbdMouse();
// If the screen changed, send an Common::EVENT_SCREEN_CHANGED
int screenID = ((OSystem_SDL *)g_system)->getGraphicsManager()->getScreenChangeID();
if (screenID != _lastScreenID) {
_lastScreenID = screenID;
event.type = Common::EVENT_SCREEN_CHANGED;
return true;
}
SDL_Event ev;
while (SDL_PollEvent(&ev)) {
preprocessEvents(&ev);
if (dispatchSDLEvent(ev, event))
return true;
}
return false;
}
bool SdlEventSource::dispatchSDLEvent(SDL_Event &ev, Common::Event &event) {
switch (ev.type) {
case SDL_KEYDOWN:
return handleKeyDown(ev, event);
case SDL_KEYUP:
return handleKeyUp(ev, event);
case SDL_MOUSEMOTION:
return handleMouseMotion(ev, event);
case SDL_MOUSEBUTTONDOWN:
return handleMouseButtonDown(ev, event);
case SDL_MOUSEBUTTONUP:
return handleMouseButtonUp(ev, event);
case SDL_JOYBUTTONDOWN:
return handleJoyButtonDown(ev, event);
case SDL_JOYBUTTONUP:
return handleJoyButtonUp(ev, event);
case SDL_JOYAXISMOTION:
return handleJoyAxisMotion(ev, event);
case SDL_VIDEOEXPOSE:
if (_graphicsManager)
_graphicsManager->notifyVideoExpose();
return false;
case SDL_VIDEORESIZE:
if (_graphicsManager)
_graphicsManager->notifyResize(ev.resize.w, ev.resize.h);
return false;
case SDL_QUIT:
event.type = Common::EVENT_QUIT;
return true;
}
return false;
}
bool SdlEventSource::handleKeyDown(SDL_Event &ev, Common::Event &event) {
SDLModToOSystemKeyFlags(SDL_GetModState(), event);
// Handle scroll lock as a key modifier
if (ev.key.keysym.sym == SDLK_SCROLLOCK)
_scrollLock = !_scrollLock;
if (_scrollLock)
event.kbd.flags |= Common::KBD_SCRL;
// Ctrl-m toggles mouse capture
if (event.kbd.hasFlags(Common::KBD_CTRL) && ev.key.keysym.sym == 'm') {
toggleMouseGrab();
return false;
}
#if defined(MACOSX)
// On Macintosh, Cmd-Q quits
if ((ev.key.keysym.mod & KMOD_META) && ev.key.keysym.sym == 'q') {
event.type = Common::EVENT_QUIT;
return true;
}
#elif defined(POSIX)
// On other *nix systems, Control-Q quits
if ((ev.key.keysym.mod & KMOD_CTRL) && ev.key.keysym.sym == 'q') {
event.type = Common::EVENT_QUIT;
return true;
}
#else
// Ctrl-z and Alt-X quit
if ((event.kbd.hasFlags(Common::KBD_CTRL) && ev.key.keysym.sym == 'z') || (event.kbd.hasFlags(Common::KBD_ALT) && ev.key.keysym.sym == 'x')) {
event.type = Common::EVENT_QUIT;
return true;
}
#ifdef WIN32
// On Windows, also use the default Alt-F4 quit combination
if ((ev.key.keysym.mod & KMOD_ALT) && ev.key.keysym.sym == SDLK_F4) {
event.type = Common::EVENT_QUIT;
return true;
}
#endif
#endif
// Ctrl-u toggles mute
if ((ev.key.keysym.mod & KMOD_CTRL) && ev.key.keysym.sym == 'u') {
event.type = Common::EVENT_MUTE;
return true;
}
if (remapKey(ev, event))
return true;
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = SDLToOSystemKeycode(ev.key.keysym.sym);
event.kbd.ascii = mapKey(ev.key.keysym.sym, (SDLMod)ev.key.keysym.mod, (Uint16)ev.key.keysym.unicode);
return true;
}
bool SdlEventSource::handleKeyUp(SDL_Event &ev, Common::Event &event) {
if (remapKey(ev, event))
return true;
SDLMod mod = SDL_GetModState();
// Check if this is an event handled by handleKeyDown(), and stop if it is
// Check if the Ctrl key is down, so that we can trap cases where the
// user has the Ctrl key down, and has just released a special key
if (mod & KMOD_CTRL) {
if (ev.key.keysym.sym == 'm' || // Ctrl-m toggles mouse capture
#if defined(MACOSX)
// Meta - Q, handled below
#elif defined(POSIX)
ev.key.keysym.sym == 'q' || // On other *nix systems, Control-Q quits
#else
ev.key.keysym.sym == 'z' || // Ctrl-z quit
#endif
ev.key.keysym.sym == 'u') // Ctrl-u toggles mute
return false;
}
// Same for other keys (Meta and Alt)
#if defined(MACOSX)
if ((mod & KMOD_META) && ev.key.keysym.sym == 'q')
return false; // On Macintosh, Cmd-Q quits
#elif defined(POSIX)
// Control Q has already been handled above
#else
if ((mod & KMOD_ALT) && ev.key.keysym.sym == 'x')
return false; // Alt-x quit
#endif
// If we reached here, this isn't an event handled by handleKeyDown(), thus
// continue normally
event.type = Common::EVENT_KEYUP;
event.kbd.keycode = SDLToOSystemKeycode(ev.key.keysym.sym);
event.kbd.ascii = mapKey(ev.key.keysym.sym, (SDLMod)ev.key.keysym.mod, (Uint16)ev.key.keysym.unicode);
// Ctrl-Alt-<key> will change the GFX mode
SDLModToOSystemKeyFlags(mod, event);
// Set the scroll lock sticky flag
if (_scrollLock)
event.kbd.flags |= Common::KBD_SCRL;
return true;
}
bool SdlEventSource::handleMouseMotion(SDL_Event &ev, Common::Event &event) {
event.type = Common::EVENT_MOUSEMOVE;
processMouseEvent(event, ev.motion.x, ev.motion.y);
return true;
}
bool SdlEventSource::handleMouseButtonDown(SDL_Event &ev, Common::Event &event) {
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
return false;
processMouseEvent(event, ev.button.x, ev.button.y);
return true;
}
bool SdlEventSource::handleMouseButtonUp(SDL_Event &ev, Common::Event &event) {
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
return false;
processMouseEvent(event, ev.button.x, ev.button.y);
return true;
}
bool SdlEventSource::handleJoyButtonDown(SDL_Event &ev, Common::Event &event) {
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
event.type = Common::EVENT_LBUTTONDOWN;
processMouseEvent(event, _km.x, _km.y);
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
event.type = Common::EVENT_RBUTTONDOWN;
processMouseEvent(event, _km.x, _km.y);
} else {
event.type = Common::EVENT_KEYDOWN;
switch (ev.jbutton.button) {
case JOY_BUT_ESCAPE:
event.kbd.keycode = Common::KEYCODE_ESCAPE;
event.kbd.ascii = mapKey(SDLK_ESCAPE, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_PERIOD:
event.kbd.keycode = Common::KEYCODE_PERIOD;
event.kbd.ascii = mapKey(SDLK_PERIOD, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_SPACE:
event.kbd.keycode = Common::KEYCODE_SPACE;
event.kbd.ascii = mapKey(SDLK_SPACE, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_F5:
event.kbd.keycode = Common::KEYCODE_F5;
event.kbd.ascii = mapKey(SDLK_F5, (SDLMod)ev.key.keysym.mod, 0);
break;
}
}
return true;
}
bool SdlEventSource::handleJoyButtonUp(SDL_Event &ev, Common::Event &event) {
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
event.type = Common::EVENT_LBUTTONUP;
processMouseEvent(event, _km.x, _km.y);
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
event.type = Common::EVENT_RBUTTONUP;
processMouseEvent(event, _km.x, _km.y);
} else {
event.type = Common::EVENT_KEYUP;
switch (ev.jbutton.button) {
case JOY_BUT_ESCAPE:
event.kbd.keycode = Common::KEYCODE_ESCAPE;
event.kbd.ascii = mapKey(SDLK_ESCAPE, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_PERIOD:
event.kbd.keycode = Common::KEYCODE_PERIOD;
event.kbd.ascii = mapKey(SDLK_PERIOD, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_SPACE:
event.kbd.keycode = Common::KEYCODE_SPACE;
event.kbd.ascii = mapKey(SDLK_SPACE, (SDLMod)ev.key.keysym.mod, 0);
break;
case JOY_BUT_F5:
event.kbd.keycode = Common::KEYCODE_F5;
event.kbd.ascii = mapKey(SDLK_F5, (SDLMod)ev.key.keysym.mod, 0);
break;
}
}
return true;
}
bool SdlEventSource::handleJoyAxisMotion(SDL_Event &ev, Common::Event &event) {
int 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) {
#ifdef JOY_ANALOG
_km.x_vel = axis / 2000;
_km.x_down_count = 0;
#else
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;
}
#endif
} 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
}
processMouseEvent(event, _km.x, _km.y);
return true;
}
bool SdlEventSource::remapKey(SDL_Event &ev, Common::Event &event) {
#ifdef LINUPY
// On Yopy map the End button to quit
if ((ev.key.keysym.sym == 293)) {
event.type = Common::EVENT_QUIT;
return true;
}
// Map menu key to f5 (scumm menu)
if (ev.key.keysym.sym == 306) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_F5;
event.kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0);
return true;
}
// Map action key to action
if (ev.key.keysym.sym == 291) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_TAB;
event.kbd.ascii = mapKey(SDLK_TAB, ev.key.keysym.mod, 0);
return true;
}
// Map OK key to skip cinematic
if (ev.key.keysym.sym == 292) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_ESCAPE;
event.kbd.ascii = mapKey(SDLK_ESCAPE, ev.key.keysym.mod, 0);
return true;
}
#endif
#ifdef QTOPIA
// Quit on fn+backspace on zaurus
if (ev.key.keysym.sym == 127) {
event.type = Common::EVENT_QUIT;
return true;
}
// Map menu key (f11) to f5 (scumm menu)
if (ev.key.keysym.sym == SDLK_F11) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_F5;
event.kbd.ascii = mapKey(SDLK_F5, ev.key.keysym.mod, 0);
}
// Nap center (space) to tab (default action )
// I wanted to map the calendar button but the calendar comes up
//
else if (ev.key.keysym.sym == SDLK_SPACE) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_TAB;
event.kbd.ascii = mapKey(SDLK_TAB, ev.key.keysym.mod, 0);
}
// Since we stole space (pause) above we'll rebind it to the tab key on the keyboard
else if (ev.key.keysym.sym == SDLK_TAB) {
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = Common::KEYCODE_SPACE;
event.kbd.ascii = mapKey(SDLK_SPACE, ev.key.keysym.mod, 0);
} else {
// Let the events fall through if we didn't change them, this may not be the best way to
// set it up, but i'm not sure how sdl would like it if we let if fall through then redid it though.
// and yes i have an huge terminal size so i dont wrap soon enough.
event.type = Common::EVENT_KEYDOWN;
event.kbd.keycode = ev.key.keysym.sym;
event.kbd.ascii = mapKey(ev.key.keysym.sym, ev.key.keysym.mod, ev.key.keysym.unicode);
}
#endif
return false;
}
void SdlEventSource::toggleMouseGrab() {
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) == SDL_GRAB_OFF)
SDL_WM_GrabInput(SDL_GRAB_ON);
else
SDL_WM_GrabInput(SDL_GRAB_OFF);
}
void SdlEventSource::resetKeyboadEmulation(int16 x_max, int16 y_max) {
_km.x_max = x_max;
_km.y_max = y_max;
_km.delay_time = 25;
_km.last_time = 0;
}
#endif