1275 lines
41 KiB
C++
1275 lines
41 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "common/scummsys.h"
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#if defined(SDL_BACKEND)
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#include "backends/events/sdl/sdl-events.h"
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#include "backends/platform/sdl/sdl.h"
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#include "backends/graphics/graphics.h"
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#include "common/config-manager.h"
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#include "common/textconsole.h"
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#include "common/fs.h"
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// FIXME move joystick defines out and replace with confile file options
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// we should really allow users to map any key to a joystick button
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// #define JOY_INVERT_Y
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#define JOY_XAXIS 0
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#define JOY_YAXIS 1
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// buttons
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#define JOY_BUT_LMOUSE 0
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#define JOY_BUT_RMOUSE 2
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#define JOY_BUT_ESCAPE 3
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#define JOY_BUT_PERIOD 1
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#define JOY_BUT_SPACE 4
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#define JOY_BUT_F5 5
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#ifdef ENABLE_VKEYBD
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#define JOY_BUT_VKEYBOARD 7
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#endif
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#if SDL_VERSION_ATLEAST(2, 0, 0)
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#define GAMECONTROLLERDB_FILE "gamecontrollerdb.txt"
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static uint32 convUTF8ToUTF32(const char *src) {
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uint32 utf32 = 0;
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char *dst = SDL_iconv_string(
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#if SDL_BYTEORDER == SDL_BIG_ENDIAN
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"UTF-32BE",
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#else
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"UTF-32LE",
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#endif
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"UTF-8", src, SDL_strlen(src) + 1);
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if (dst) {
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utf32 = *((uint32 *)dst);
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SDL_free(dst);
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}
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return utf32;
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}
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void SdlEventSource::loadGameControllerMappingFile() {
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bool loaded = false;
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if (ConfMan.hasKey("controller_map_db")) {
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Common::FSNode file = Common::FSNode(ConfMan.get("controller_map_db"));
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if (file.exists()) {
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if (SDL_GameControllerAddMappingsFromFile(file.getPath().c_str()) < 0)
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error("File %s not valid: %s", file.getPath().c_str(), SDL_GetError());
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else {
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loaded = true;
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debug("Game controller DB file loaded: %s", file.getPath().c_str());
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}
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} else
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warning("Game controller DB file not found: %s", file.getPath().c_str());
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}
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if (!loaded && ConfMan.hasKey("extrapath")) {
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Common::FSNode dir = Common::FSNode(ConfMan.get("extrapath"));
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Common::FSNode file = dir.getChild(GAMECONTROLLERDB_FILE);
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if (file.exists()) {
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if (SDL_GameControllerAddMappingsFromFile(file.getPath().c_str()) < 0)
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error("File %s not valid: %s", file.getPath().c_str(), SDL_GetError());
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else
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debug("Game controller DB file loaded: %s", file.getPath().c_str());
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}
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}
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}
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#endif
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SdlEventSource::SdlEventSource()
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: EventSource(), _scrollLock(false), _joystick(0), _lastScreenID(0), _graphicsManager(0), _queuedFakeMouseMove(false)
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#if SDL_VERSION_ATLEAST(2, 0, 0)
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, _queuedFakeKeyUp(false), _fakeKeyUp(), _controller(nullptr)
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#endif
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{
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// Reset mouse state
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memset(&_km, 0, sizeof(_km));
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int joystick_num = ConfMan.getInt("joystick_num");
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if (joystick_num >= 0) {
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// Initialize SDL joystick subsystem
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if (SDL_InitSubSystem(SDL_INIT_JOYSTICK) == -1) {
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error("Could not initialize SDL: %s", SDL_GetError());
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}
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#if SDL_VERSION_ATLEAST(2, 0, 0)
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if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) == -1) {
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error("Could not initialize SDL: %s", SDL_GetError());
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}
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loadGameControllerMappingFile();
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#endif
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openJoystick(joystick_num);
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}
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}
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SdlEventSource::~SdlEventSource() {
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closeJoystick();
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}
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int SdlEventSource::mapKey(SDLKey sdlKey, SDLMod mod, Uint16 unicode) {
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Common::KeyCode key = SDLToOSystemKeycode(sdlKey);
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// Keep unicode in case it's regular ASCII text or in case we didn't get a valid keycode
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//
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// We need to use unicode in those cases, simply because SDL1.x passes us non-layout-adjusted keycodes.
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// So unicode is the only way to get layout-adjusted keys.
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if (unicode < 0x20) {
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// don't use unicode, in case it's control characters
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unicode = 0;
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} else {
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// Use unicode, in case keycode is invalid.
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// Umlauts and others will set KEYCODE_INVALID on SDL2, so in such a case always keep unicode.
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if (key != Common::KEYCODE_INVALID) {
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// keycode is valid, check further also depending on modifiers
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if (mod & (KMOD_CTRL | KMOD_ALT)) {
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// Ctrl and/or Alt is active
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//
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// We need to restrict unicode to only up to 0x7E, because on macOS the option/alt key will switch to
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// an alternate keyboard, which will cause us to receive Unicode characters for some keys, which are outside
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// of the ASCII range (e.g. alt-x will get us U+2248). We need to return 'x' for alt-x, so using unicode
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// in that case would break alt-shortcuts.
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if (unicode > 0x7E)
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unicode = 0; // do not allow any characters above 0x7E
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} else {
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// We must not restrict as much as when Ctrl/Alt-modifiers are active, otherwise
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// we wouldn't let umlauts through for SDL1. For SDL1 umlauts may set for example KEYCODE_QUOTE, KEYCODE_MINUS, etc.
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if (unicode > 0xFF)
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unicode = 0; // do not allow any characters above 0xFF
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}
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}
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}
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// Attention:
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// When using SDL1.x, we will get scancodes via sdlKey, that are raw scancodes, so NOT adjusted to keyboard layout/
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// mapping. So for example for certain locales, we will get KEYCODE_y, when 'z' is pressed and so on.
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// When using SDL2.x however, we will get scancodes based on the keyboard layout.
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if (key >= Common::KEYCODE_F1 && key <= Common::KEYCODE_F9) {
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return key - Common::KEYCODE_F1 + Common::ASCII_F1;
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} else if (key >= Common::KEYCODE_KP0 && key <= Common::KEYCODE_KP9) {
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// WORKAROUND: Disable this change for AmigaOS4 as it is breaking numpad usage ("fighting") on that platform.
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// This fixes bug #10558.
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// The actual issue here is that the SCUMM engine uses ASCII codes instead of keycodes for input.
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// See also the relevant FIXME in SCUMM's input.cpp.
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#ifndef __amigaos4__
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if ((mod & KMOD_NUM) == 0)
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return 0; // In case Num-Lock is NOT enabled, return 0 for ascii, so that directional keys on numpad work
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#endif
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return key - Common::KEYCODE_KP0 + '0';
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} else if (key >= Common::KEYCODE_UP && key <= Common::KEYCODE_PAGEDOWN) {
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return key;
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} else if (unicode) {
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// Return unicode in case it's still set and wasn't filtered.
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return unicode;
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} else if (key >= 'a' && key <= 'z' && (mod & KMOD_SHIFT)) {
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return key & ~0x20;
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} else if (key >= Common::KEYCODE_NUMLOCK && key <= Common::KEYCODE_EURO) {
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return 0;
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} else {
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return key;
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}
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}
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bool SdlEventSource::processMouseEvent(Common::Event &event, int x, int y) {
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event.mouse.x = x;
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event.mouse.y = y;
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if (_graphicsManager) {
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return _graphicsManager->notifyMousePosition(event.mouse);
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}
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return true;
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}
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void SdlEventSource::updateKbdMouse() {
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uint32 curTime = g_system->getMillis(true);
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if (curTime < _km.last_time + _km.delay_time) {
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return;
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}
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_km.last_time = curTime;
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if (_km.x_down_count == 1) {
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_km.x_down_time = curTime;
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_km.x_down_count = 2;
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}
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if (_km.y_down_count == 1) {
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_km.y_down_time = curTime;
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_km.y_down_count = 2;
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}
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if (_km.x_vel || _km.y_vel) {
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if (_km.x_down_count) {
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if (curTime > _km.x_down_time + 300) {
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if (_km.x_vel > 0)
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_km.x_vel += MULTIPLIER;
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else
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_km.x_vel -= MULTIPLIER;
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} else if (curTime > _km.x_down_time + 200) {
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if (_km.x_vel > 0)
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_km.x_vel = 5 * MULTIPLIER;
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else
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_km.x_vel = -5 * MULTIPLIER;
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}
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}
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if (_km.y_down_count) {
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if (curTime > _km.y_down_time + 300) {
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if (_km.y_vel > 0)
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_km.y_vel += MULTIPLIER;
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else
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_km.y_vel -= MULTIPLIER;
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} else if (curTime > _km.y_down_time + 200) {
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if (_km.y_vel > 0)
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_km.y_vel = 5 * MULTIPLIER;
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else
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_km.y_vel = -5 * MULTIPLIER;
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}
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}
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int16 speedFactor = computeJoystickMouseSpeedFactor();
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// - The modifier key makes the mouse movement slower
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// - The extra factor "delay/speedFactor" ensures velocities
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// are independent of the kbdMouse update rate
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// - all velocities were originally chosen
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// at a delay of 25, so that is the reference used here
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// - note: operator order is important to avoid overflow
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if (_km.modifier) {
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_km.x += ((_km.x_vel / 10) * ((int16)_km.delay_time)) / speedFactor;
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_km.y += ((_km.y_vel / 10) * ((int16)_km.delay_time)) / speedFactor;
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} else {
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_km.x += (_km.x_vel * ((int16)_km.delay_time)) / speedFactor;
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_km.y += (_km.y_vel * ((int16)_km.delay_time)) / speedFactor;
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}
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if (_km.x < 0) {
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_km.x = 0;
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_km.x_vel = -1 * MULTIPLIER;
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_km.x_down_count = 1;
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} else if (_km.x > _km.x_max * MULTIPLIER) {
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_km.x = _km.x_max * MULTIPLIER;
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_km.x_vel = 1 * MULTIPLIER;
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_km.x_down_count = 1;
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}
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if (_km.y < 0) {
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_km.y = 0;
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_km.y_vel = -1 * MULTIPLIER;
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_km.y_down_count = 1;
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} else if (_km.y > _km.y_max * MULTIPLIER) {
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_km.y = _km.y_max * MULTIPLIER;
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_km.y_vel = 1 * MULTIPLIER;
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_km.y_down_count = 1;
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}
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}
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}
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bool SdlEventSource::handleKbdMouse(Common::Event &event) {
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int16 oldKmX = _km.x;
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int16 oldKmY = _km.y;
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updateKbdMouse();
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if (_km.x != oldKmX || _km.y != oldKmY) {
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if (_graphicsManager) {
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_graphicsManager->getWindow()->warpMouseInWindow((Uint16)(_km.x / MULTIPLIER), (Uint16)(_km.y / MULTIPLIER));
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}
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event.type = Common::EVENT_MOUSEMOVE;
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return processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
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}
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return false;
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}
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int16 SdlEventSource::computeJoystickMouseSpeedFactor() const {
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int16 speedFactor;
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switch (ConfMan.getInt("kbdmouse_speed")) {
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// 0.25 keyboard pointer speed
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case 0:
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speedFactor = 100;
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break;
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// 0.5 speed
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case 1:
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speedFactor = 50;
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break;
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// 0.75 speed
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case 2:
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speedFactor = 33;
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break;
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// 1.0 speed
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case 3:
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speedFactor = 25;
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break;
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// 1.25 speed
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case 4:
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speedFactor = 20;
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break;
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// 1.5 speed
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case 5:
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speedFactor = 17;
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break;
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// 1.75 speed
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case 6:
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speedFactor = 14;
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break;
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// 2.0 speed
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case 7:
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speedFactor = 12;
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break;
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default:
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speedFactor = 25;
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}
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// Scale the mouse cursor speed with the display size so moving across
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// the screen takes a reasonable amount of time at higher resolutions.
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return speedFactor * 480 / _km.y_max;
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}
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void SdlEventSource::SDLModToOSystemKeyFlags(SDLMod mod, Common::Event &event) {
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event.kbd.flags = 0;
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if (mod & KMOD_SHIFT)
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event.kbd.flags |= Common::KBD_SHIFT;
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if (mod & KMOD_ALT)
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event.kbd.flags |= Common::KBD_ALT;
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if (mod & KMOD_CTRL)
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event.kbd.flags |= Common::KBD_CTRL;
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if (mod & KMOD_META)
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event.kbd.flags |= Common::KBD_META;
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// Sticky flags
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if (mod & KMOD_NUM)
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event.kbd.flags |= Common::KBD_NUM;
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if (mod & KMOD_CAPS)
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event.kbd.flags |= Common::KBD_CAPS;
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}
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Common::KeyCode SdlEventSource::SDLToOSystemKeycode(const SDLKey key) {
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switch (key) {
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case SDLK_BACKSPACE: return Common::KEYCODE_BACKSPACE;
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case SDLK_TAB: return Common::KEYCODE_TAB;
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case SDLK_CLEAR: return Common::KEYCODE_CLEAR;
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case SDLK_RETURN: return Common::KEYCODE_RETURN;
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case SDLK_PAUSE: return Common::KEYCODE_PAUSE;
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case SDLK_ESCAPE: return Common::KEYCODE_ESCAPE;
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case SDLK_SPACE: return Common::KEYCODE_SPACE;
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case SDLK_EXCLAIM: return Common::KEYCODE_EXCLAIM;
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case SDLK_QUOTEDBL: return Common::KEYCODE_QUOTEDBL;
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case SDLK_HASH: return Common::KEYCODE_HASH;
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case SDLK_DOLLAR: return Common::KEYCODE_DOLLAR;
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case SDLK_AMPERSAND: return Common::KEYCODE_AMPERSAND;
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case SDLK_QUOTE: return Common::KEYCODE_QUOTE;
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case SDLK_LEFTPAREN: return Common::KEYCODE_LEFTPAREN;
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case SDLK_RIGHTPAREN: return Common::KEYCODE_RIGHTPAREN;
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case SDLK_ASTERISK: return Common::KEYCODE_ASTERISK;
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case SDLK_PLUS: return Common::KEYCODE_PLUS;
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case SDLK_COMMA: return Common::KEYCODE_COMMA;
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case SDLK_MINUS: return Common::KEYCODE_MINUS;
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case SDLK_PERIOD: return Common::KEYCODE_PERIOD;
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case SDLK_SLASH: return Common::KEYCODE_SLASH;
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case SDLK_0: return Common::KEYCODE_0;
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case SDLK_1: return Common::KEYCODE_1;
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case SDLK_2: return Common::KEYCODE_2;
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case SDLK_3: return Common::KEYCODE_3;
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case SDLK_4: return Common::KEYCODE_4;
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case SDLK_5: return Common::KEYCODE_5;
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case SDLK_6: return Common::KEYCODE_6;
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case SDLK_7: return Common::KEYCODE_7;
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case SDLK_8: return Common::KEYCODE_8;
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case SDLK_9: return Common::KEYCODE_9;
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case SDLK_COLON: return Common::KEYCODE_COLON;
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case SDLK_SEMICOLON: return Common::KEYCODE_SEMICOLON;
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case SDLK_LESS: return Common::KEYCODE_LESS;
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case SDLK_EQUALS: return Common::KEYCODE_EQUALS;
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case SDLK_GREATER: return Common::KEYCODE_GREATER;
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case SDLK_QUESTION: return Common::KEYCODE_QUESTION;
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case SDLK_AT: return Common::KEYCODE_AT;
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case SDLK_LEFTBRACKET: return Common::KEYCODE_LEFTBRACKET;
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case SDLK_BACKSLASH: return Common::KEYCODE_BACKSLASH;
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case SDLK_RIGHTBRACKET: return Common::KEYCODE_RIGHTBRACKET;
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case SDLK_CARET: return Common::KEYCODE_CARET;
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case SDLK_UNDERSCORE: return Common::KEYCODE_UNDERSCORE;
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case SDLK_BACKQUOTE: return Common::KEYCODE_BACKQUOTE;
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case SDLK_a: return Common::KEYCODE_a;
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case SDLK_b: return Common::KEYCODE_b;
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case SDLK_c: return Common::KEYCODE_c;
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case SDLK_d: return Common::KEYCODE_d;
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case SDLK_e: return Common::KEYCODE_e;
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case SDLK_f: return Common::KEYCODE_f;
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case SDLK_g: return Common::KEYCODE_g;
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case SDLK_h: return Common::KEYCODE_h;
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case SDLK_i: return Common::KEYCODE_i;
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case SDLK_j: return Common::KEYCODE_j;
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case SDLK_k: return Common::KEYCODE_k;
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case SDLK_l: return Common::KEYCODE_l;
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case SDLK_m: return Common::KEYCODE_m;
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case SDLK_n: return Common::KEYCODE_n;
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case SDLK_o: return Common::KEYCODE_o;
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case SDLK_p: return Common::KEYCODE_p;
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case SDLK_q: return Common::KEYCODE_q;
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case SDLK_r: return Common::KEYCODE_r;
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case SDLK_s: return Common::KEYCODE_s;
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case SDLK_t: return Common::KEYCODE_t;
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case SDLK_u: return Common::KEYCODE_u;
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case SDLK_v: return Common::KEYCODE_v;
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case SDLK_w: return Common::KEYCODE_w;
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case SDLK_x: return Common::KEYCODE_x;
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case SDLK_y: return Common::KEYCODE_y;
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case SDLK_z: return Common::KEYCODE_z;
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case SDLK_DELETE: return Common::KEYCODE_DELETE;
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#if SDL_VERSION_ATLEAST(2, 0, 0)
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case SDL_SCANCODE_TO_KEYCODE(SDL_SCANCODE_GRAVE): return Common::KEYCODE_TILDE;
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#else
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case SDLK_WORLD_16: return Common::KEYCODE_TILDE;
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#endif
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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;
|
|
#if !SDL_VERSION_ATLEAST(2, 0, 0)
|
|
case SDLK_BREAK: return Common::KEYCODE_BREAK;
|
|
#endif
|
|
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) {
|
|
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
// In case we still need to send a key up event for a key down from a
|
|
// TEXTINPUT event we do this immediately.
|
|
if (_queuedFakeKeyUp) {
|
|
event = _fakeKeyUp;
|
|
_queuedFakeKeyUp = false;
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
// 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;
|
|
}
|
|
|
|
if (_queuedFakeMouseMove) {
|
|
event = _fakeMouseMove;
|
|
_queuedFakeMouseMove = false;
|
|
return true;
|
|
}
|
|
|
|
SDL_Event ev;
|
|
while (SDL_PollEvent(&ev)) {
|
|
preprocessEvents(&ev);
|
|
if (dispatchSDLEvent(ev, event))
|
|
return true;
|
|
}
|
|
|
|
// Handle mouse control via analog joystick and keyboard
|
|
if (handleKbdMouse(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);
|
|
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
case SDL_MOUSEWHEEL: {
|
|
Sint32 yDir = ev.wheel.y;
|
|
// HACK: It seems we want the mouse coordinates supplied
|
|
// with a mouse wheel event. However, SDL2 does not supply
|
|
// these, thus we use whatever we got last time. It seems
|
|
// these are always stored in _km.x, _km.y.
|
|
if (!processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER)) {
|
|
return false;
|
|
}
|
|
if (yDir < 0) {
|
|
event.type = Common::EVENT_WHEELDOWN;
|
|
return true;
|
|
} else if (yDir > 0) {
|
|
event.type = Common::EVENT_WHEELUP;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
case SDL_TEXTINPUT: {
|
|
// When we get a TEXTINPUT event it means we got some user input for
|
|
// which no KEYDOWN exists. SDL 1.2 introduces a "fake" key down+up
|
|
// in such cases. We will do the same to mimic it's behavior.
|
|
event.type = Common::EVENT_KEYDOWN;
|
|
|
|
event.kbd = Common::KeyState(Common::KEYCODE_INVALID, convUTF8ToUTF32(ev.text.text), 0);
|
|
|
|
SDLModToOSystemKeyFlags(SDL_GetModState(), event);
|
|
// Set the scroll lock sticky flag
|
|
if (_scrollLock)
|
|
event.kbd.flags |= Common::KBD_SCRL;
|
|
|
|
// Fake a key up when we have a proper ascii value.
|
|
_queuedFakeKeyUp = (event.kbd.ascii != 0);
|
|
_fakeKeyUp = event;
|
|
_fakeKeyUp.type = Common::EVENT_KEYUP;
|
|
|
|
return _queuedFakeKeyUp;
|
|
}
|
|
|
|
case SDL_WINDOWEVENT:
|
|
switch (ev.window.event) {
|
|
case SDL_WINDOWEVENT_EXPOSED:
|
|
if (_graphicsManager)
|
|
_graphicsManager->notifyVideoExpose();
|
|
return false;
|
|
|
|
// SDL2 documentation indicate that SDL_WINDOWEVENT_SIZE_CHANGED is sent either as a result
|
|
// of the size being changed by an external event (for example the user resizing the window
|
|
// or going fullscreen) or a call to the SDL API (for example SDL_SetWindowSize). On the
|
|
// other hand SDL_WINDOWEVENT_RESIZED is only sent for resize resulting from an external event,
|
|
// and is always preceded by a SDL_WINDOWEVENT_SIZE_CHANGED event.
|
|
// We need to handle the programmatic resize as well so that the graphics manager always know
|
|
// the current size. See comments in SdlWindow::createOrUpdateWindow for details of one case
|
|
// where we need to call SDL_SetWindowSize and we need the resulting event to be processed.
|
|
// However if the documentation is correct we can ignore SDL_WINDOWEVENT_RESIZED since when we
|
|
// get one we should always get a SDL_WINDOWEVENT_SIZE_CHANGED as well.
|
|
case SDL_WINDOWEVENT_SIZE_CHANGED:
|
|
//case SDL_WINDOWEVENT_RESIZED:
|
|
return handleResizeEvent(event, ev.window.data1, ev.window.data2);
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
case SDL_JOYDEVICEADDED:
|
|
return handleJoystickAdded(ev.jdevice);
|
|
|
|
case SDL_JOYDEVICEREMOVED:
|
|
return handleJoystickRemoved(ev.jdevice);
|
|
|
|
case SDL_DROPFILE:
|
|
event.type = Common::EVENT_DROP_FILE;
|
|
event.path = Common::String(ev.drop.file);
|
|
SDL_free(ev.drop.file);
|
|
return true;
|
|
#else
|
|
case SDL_VIDEOEXPOSE:
|
|
if (_graphicsManager)
|
|
_graphicsManager->notifyVideoExpose();
|
|
return false;
|
|
|
|
case SDL_VIDEORESIZE:
|
|
return handleResizeEvent(event, ev.resize.w, ev.resize.h);
|
|
#endif
|
|
|
|
case SDL_QUIT:
|
|
event.type = Common::EVENT_QUIT;
|
|
return true;
|
|
|
|
}
|
|
|
|
if (_joystick) {
|
|
switch (ev.type) {
|
|
case SDL_JOYBUTTONDOWN:
|
|
return handleJoyButtonDown(ev, event);
|
|
case SDL_JOYBUTTONUP:
|
|
return handleJoyButtonUp(ev, event);
|
|
case SDL_JOYAXISMOTION:
|
|
return handleJoyAxisMotion(ev, event);
|
|
}
|
|
}
|
|
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
if (_controller) {
|
|
switch (ev.type) {
|
|
case SDL_CONTROLLERBUTTONDOWN:
|
|
return handleControllerButton(ev, event, false);
|
|
case SDL_CONTROLLERBUTTONUP:
|
|
return handleControllerButton(ev, event, true);
|
|
case SDL_CONTROLLERAXISMOTION:
|
|
return handleControllerAxisMotion(ev, event);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
bool SdlEventSource::handleKeyDown(SDL_Event &ev, Common::Event &event) {
|
|
|
|
SDLModToOSystemKeyFlags(SDL_GetModState(), event);
|
|
|
|
SDLKey sdlKeycode = obtainKeycode(ev.key.keysym);
|
|
|
|
// Handle scroll lock as a key modifier
|
|
if (sdlKeycode == SDLK_SCROLLOCK)
|
|
_scrollLock = !_scrollLock;
|
|
|
|
if (_scrollLock)
|
|
event.kbd.flags |= Common::KBD_SCRL;
|
|
|
|
// Ctrl-m toggles mouse capture
|
|
if (event.kbd.hasFlags(Common::KBD_CTRL) && sdlKeycode == 'm') {
|
|
if (_graphicsManager) {
|
|
_graphicsManager->getWindow()->toggleMouseGrab();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
#if defined(MACOSX)
|
|
// On Macintosh, Cmd-Q quits
|
|
if ((ev.key.keysym.mod & KMOD_META) && sdlKeycode == '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) && sdlKeycode == 'q') {
|
|
event.type = Common::EVENT_QUIT;
|
|
return true;
|
|
}
|
|
#else
|
|
// Ctrl-z quits
|
|
if ((event.kbd.hasFlags(Common::KBD_CTRL) && sdlKeycode == 'z')) {
|
|
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) && sdlKeycode == SDLK_F4) {
|
|
event.type = Common::EVENT_QUIT;
|
|
return true;
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
// Ctrl-u toggles mute
|
|
if ((ev.key.keysym.mod & KMOD_CTRL) && sdlKeycode == 'u') {
|
|
event.type = Common::EVENT_MUTE;
|
|
return true;
|
|
}
|
|
|
|
if (remapKey(ev, event))
|
|
return true;
|
|
|
|
event.type = Common::EVENT_KEYDOWN;
|
|
event.kbd.keycode = SDLToOSystemKeycode(sdlKeycode);
|
|
event.kbd.ascii = mapKey(sdlKeycode, (SDLMod)ev.key.keysym.mod, obtainUnicode(ev.key.keysym));
|
|
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
event.kbdRepeat = ev.key.repeat;
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
bool SdlEventSource::handleKeyUp(SDL_Event &ev, Common::Event &event) {
|
|
if (remapKey(ev, event))
|
|
return true;
|
|
|
|
SDLKey sdlKeycode = obtainKeycode(ev.key.keysym);
|
|
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 (sdlKeycode == 'm' || // Ctrl-m toggles mouse capture
|
|
#if defined(MACOSX)
|
|
// Meta - Q, handled below
|
|
#elif defined(POSIX)
|
|
sdlKeycode == 'q' || // On other *nix systems, Control-Q quits
|
|
#else
|
|
sdlKeycode == 'z' || // Ctrl-z quit
|
|
#endif
|
|
sdlKeycode == 'u') // Ctrl-u toggles mute
|
|
return false;
|
|
}
|
|
|
|
// Same for other keys (Meta and Alt)
|
|
#if defined(MACOSX)
|
|
if ((mod & KMOD_META) && sdlKeycode == 'q')
|
|
return false; // On Macintosh, Cmd-Q quits
|
|
#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(sdlKeycode);
|
|
event.kbd.ascii = mapKey(sdlKeycode, (SDLMod)ev.key.keysym.mod, 0);
|
|
|
|
// 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;
|
|
|
|
// update KbdMouse
|
|
_km.x = ev.motion.x * MULTIPLIER;
|
|
_km.y = ev.motion.y * MULTIPLIER;
|
|
|
|
return processMouseEvent(event, ev.motion.x, ev.motion.y);
|
|
}
|
|
|
|
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;
|
|
|
|
// update KbdMouse
|
|
_km.x = ev.button.x * MULTIPLIER;
|
|
_km.y = ev.button.y * MULTIPLIER;
|
|
|
|
return processMouseEvent(event, ev.button.x, ev.button.y);
|
|
}
|
|
|
|
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;
|
|
|
|
// update KbdMouse
|
|
_km.x = ev.button.x * MULTIPLIER;
|
|
_km.y = ev.button.y * MULTIPLIER;
|
|
|
|
return processMouseEvent(event, ev.button.x, ev.button.y);
|
|
}
|
|
|
|
void SdlEventSource::openJoystick(int joystickIndex) {
|
|
if (SDL_NumJoysticks() > joystickIndex) {
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
if (SDL_IsGameController(joystickIndex)) {
|
|
_controller = SDL_GameControllerOpen(joystickIndex);
|
|
debug("Using game controller: %s", SDL_GameControllerName(_controller));
|
|
} else
|
|
#endif
|
|
{
|
|
_joystick = SDL_JoystickOpen(joystickIndex);
|
|
debug("Using joystick: %s",
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
SDL_JoystickName(_joystick)
|
|
#else
|
|
SDL_JoystickName(joystickIndex)
|
|
#endif
|
|
);
|
|
}
|
|
} else {
|
|
warning("Invalid joystick: %d", joystickIndex);
|
|
}
|
|
}
|
|
|
|
void SdlEventSource::closeJoystick() {
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
if (_controller) {
|
|
SDL_GameControllerClose(_controller);
|
|
_controller = nullptr;
|
|
}
|
|
#endif
|
|
if (_joystick) {
|
|
SDL_JoystickClose(_joystick);
|
|
_joystick = nullptr;
|
|
}
|
|
}
|
|
|
|
bool SdlEventSource::handleJoyButtonDown(SDL_Event &ev, Common::Event &event) {
|
|
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
|
|
event.type = Common::EVENT_LBUTTONDOWN;
|
|
return processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
|
|
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
|
|
event.type = Common::EVENT_RBUTTONDOWN;
|
|
return processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
|
|
} 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;
|
|
#ifdef ENABLE_VKEYBD
|
|
case JOY_BUT_VKEYBOARD: // Toggles virtual keyboard
|
|
event.type = Common::EVENT_VIRTUAL_KEYBOARD;
|
|
break;
|
|
#endif
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool SdlEventSource::handleJoyButtonUp(SDL_Event &ev, Common::Event &event) {
|
|
if (ev.jbutton.button == JOY_BUT_LMOUSE) {
|
|
event.type = Common::EVENT_LBUTTONUP;
|
|
return processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
|
|
} else if (ev.jbutton.button == JOY_BUT_RMOUSE) {
|
|
event.type = Common::EVENT_RBUTTONUP;
|
|
return processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
|
|
} 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;
|
|
#ifdef ENABLE_VKEYBD
|
|
case JOY_BUT_VKEYBOARD: // Toggles virtual keyboard
|
|
// Handled in key down
|
|
break;
|
|
#endif
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool SdlEventSource::handleJoyAxisMotion(SDL_Event &ev, Common::Event &event) {
|
|
if (ev.jaxis.axis == JOY_XAXIS) {
|
|
_km.joy_x = ev.jaxis.value;
|
|
return handleAxisToMouseMotion(_km.joy_x, _km.joy_y);
|
|
} else if (ev.jaxis.axis == JOY_YAXIS) {
|
|
_km.joy_y = ev.jaxis.value;
|
|
return handleAxisToMouseMotion(_km.joy_x, _km.joy_y);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
bool SdlEventSource::handleJoystickAdded(const SDL_JoyDeviceEvent &device) {
|
|
debug(5, "SdlEventSource: Received joystick added event for index '%d'", device.which);
|
|
|
|
int joystick_num = ConfMan.getInt("joystick_num");
|
|
if (joystick_num == device.which) {
|
|
debug(5, "SdlEventSource: Newly added joystick with index '%d' matches 'joysticky_num', trying to use it", device.which);
|
|
|
|
closeJoystick();
|
|
openJoystick(joystick_num);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool SdlEventSource::handleJoystickRemoved(const SDL_JoyDeviceEvent &device) {
|
|
debug(5, "SdlEventSource: Received joystick removed event for instance id '%d'", device.which);
|
|
|
|
SDL_Joystick *joystick;
|
|
if (_controller) {
|
|
joystick = SDL_GameControllerGetJoystick(_controller);
|
|
} else {
|
|
joystick = _joystick;
|
|
}
|
|
|
|
if (!joystick) {
|
|
return false;
|
|
}
|
|
|
|
if (SDL_JoystickInstanceID(joystick) == device.which) {
|
|
debug(5, "SdlEventSource: Newly removed joystick with instance id '%d' matches currently used joystick, closing current joystick", device.which);
|
|
|
|
closeJoystick();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool SdlEventSource::handleControllerButton(const SDL_Event &ev, Common::Event &event, bool buttonUp) {
|
|
using namespace Common;
|
|
|
|
struct ControllerEventMapping {
|
|
EventType normalType;
|
|
KeyState normalKeystate;
|
|
EventType modifierType;
|
|
KeyState modifierKeystate;
|
|
};
|
|
|
|
static const ControllerEventMapping mapping[] = {
|
|
// SDL_CONTROLLER_BUTTON_A: Left mouse button
|
|
{ EVENT_LBUTTONDOWN, KeyState(), EVENT_LBUTTONDOWN, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_B: Right mouse button
|
|
{ EVENT_RBUTTONDOWN, KeyState(), EVENT_RBUTTONDOWN, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_X: Period (+R_trigger: Space)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_PERIOD, '.'), EVENT_KEYDOWN, KeyState(KEYCODE_SPACE, ASCII_SPACE) },
|
|
// SDL_CONTROLLER_BUTTON_Y: Escape (+R_trigger: Return)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_ESCAPE, ASCII_ESCAPE), EVENT_KEYDOWN, KeyState(KEYCODE_RETURN, ASCII_RETURN) },
|
|
// SDL_CONTROLLER_BUTTON_BACK: Virtual keyboard (+R_trigger: Predictive Input Dialog)
|
|
#ifdef ENABLE_VKEYBD
|
|
{ EVENT_VIRTUAL_KEYBOARD, KeyState(), EVENT_PREDICTIVE_DIALOG, KeyState() },
|
|
#else
|
|
{ EVENT_INVALID, KeyState(), EVENT_PREDICTIVE_DIALOG, KeyState() },
|
|
#endif
|
|
// SDL_CONTROLLER_BUTTON_GUIDE: Unmapped
|
|
{ EVENT_INVALID, KeyState(), EVENT_INVALID, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_START: ScummVM in game menu
|
|
{ EVENT_MAINMENU, KeyState(), EVENT_MAINMENU, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_LEFTSTICK: Unmapped
|
|
{ EVENT_INVALID, KeyState(), EVENT_INVALID, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_RIGHTSTICK: Unmapped
|
|
{ EVENT_INVALID, KeyState(), EVENT_INVALID, KeyState() },
|
|
// SDL_CONTROLLER_BUTTON_LEFTSHOULDER: Game menu
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_F5, ASCII_F5), EVENT_KEYDOWN, KeyState(KEYCODE_F5, ASCII_F5) },
|
|
// SDL_CONTROLLER_BUTTON_RIGHTSHOULDER: Modifier + Shift
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_INVALID, 0, KBD_SHIFT), EVENT_KEYDOWN, KeyState(KEYCODE_INVALID, 0, 0) },
|
|
// SDL_CONTROLLER_BUTTON_DPAD_UP: Up (+R_trigger: Up+Right)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_KP8, 0), EVENT_KEYDOWN, KeyState(KEYCODE_KP9, 0) },
|
|
// SDL_CONTROLLER_BUTTON_DPAD_DOWN: Down (+R_trigger: Down+Left)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_KP2, 0), EVENT_KEYDOWN, KeyState(KEYCODE_KP1, 0) },
|
|
// SDL_CONTROLLER_BUTTON_DPAD_LEFT: Left (+R_trigger: Up+Left)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_KP4, 0), EVENT_KEYDOWN, KeyState(KEYCODE_KP7, 0) },
|
|
// SDL_CONTROLLER_BUTTON_DPAD_RIGHT: Right (+R_trigger: Down+Right)
|
|
{ EVENT_KEYDOWN, KeyState(KEYCODE_KP6, 0), EVENT_KEYDOWN, KeyState(KEYCODE_KP3, 0) }
|
|
};
|
|
|
|
if (ev.cbutton.button > SDL_CONTROLLER_BUTTON_DPAD_RIGHT) {
|
|
warning("Unknown SDL controller button: '%d'", ev.cbutton.button);
|
|
return false;
|
|
}
|
|
|
|
if (!_km.modifier) {
|
|
event.type = mapping[ev.cbutton.button].normalType;
|
|
event.kbd = mapping[ev.cbutton.button].normalKeystate;
|
|
} else {
|
|
event.type = mapping[ev.cbutton.button].modifierType;
|
|
event.kbd = mapping[ev.cbutton.button].modifierKeystate;
|
|
}
|
|
|
|
// Setting the mouse speed modifier after filling the event structure above
|
|
// ensures that the shift key events are correctly handled
|
|
if (ev.cbutton.button == SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) {
|
|
// Right shoulder is the modifier button that makes the mouse go slower
|
|
// and allows access to an extended layout while pressed.
|
|
_km.modifier = !buttonUp;
|
|
}
|
|
|
|
if (event.type == EVENT_LBUTTONDOWN || event.type == EVENT_RBUTTONDOWN) {
|
|
processMouseEvent(event, _km.x / MULTIPLIER, _km.y / MULTIPLIER);
|
|
}
|
|
|
|
if (buttonUp) {
|
|
// The event mapping table is for button down events. If we received a button up event,
|
|
// transform the event type to the corresponding up type.
|
|
if (event.type == EVENT_KEYDOWN) {
|
|
event.type = EVENT_KEYUP;
|
|
} else if (event.type == EVENT_LBUTTONDOWN) {
|
|
event.type = EVENT_LBUTTONUP;
|
|
} else if (event.type == EVENT_RBUTTONDOWN) {
|
|
event.type = EVENT_RBUTTONUP;
|
|
} else {
|
|
// Handled in key down
|
|
event.type = EVENT_INVALID;
|
|
}
|
|
}
|
|
|
|
return event.type != EVENT_INVALID;
|
|
}
|
|
|
|
bool SdlEventSource::handleControllerAxisMotion(const SDL_Event &ev, Common::Event &event) {
|
|
if (ev.caxis.axis == SDL_CONTROLLER_AXIS_LEFTX) {
|
|
_km.joy_x = ev.caxis.value;
|
|
return handleAxisToMouseMotion(_km.joy_x, _km.joy_y);
|
|
} else if (ev.caxis.axis == SDL_CONTROLLER_AXIS_LEFTY) {
|
|
_km.joy_y = ev.caxis.value;
|
|
return handleAxisToMouseMotion(_km.joy_x, _km.joy_y);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
bool SdlEventSource::handleAxisToMouseMotion(int16 xAxis, int16 yAxis) {
|
|
#ifdef JOY_INVERT_Y
|
|
yAxis = -yAxis;
|
|
#endif
|
|
|
|
// conversion factor between keyboard mouse and joy axis value
|
|
int vel_to_axis = (1500 / MULTIPLIER);
|
|
|
|
// radial and scaled deadzone
|
|
|
|
float analogX = (float)xAxis;
|
|
float analogY = (float)yAxis;
|
|
float deadZone = (float)ConfMan.getInt("joystick_deadzone") * 1000.0f;
|
|
|
|
float magnitude = sqrt(analogX * analogX + analogY * analogY);
|
|
|
|
if (magnitude >= deadZone) {
|
|
_km.x_down_count = 0;
|
|
_km.y_down_count = 0;
|
|
float scalingFactor = 1.0f / magnitude * (magnitude - deadZone) / (32769.0f - deadZone);
|
|
_km.x_vel = (int16)(analogX * scalingFactor * 32768.0f / vel_to_axis);
|
|
_km.y_vel = (int16)(analogY * scalingFactor * 32768.0f / vel_to_axis);
|
|
} else {
|
|
_km.x_vel = 0;
|
|
_km.y_vel = 0;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool SdlEventSource::remapKey(SDL_Event &ev, Common::Event &event) {
|
|
return false;
|
|
}
|
|
|
|
void SdlEventSource::resetKeyboardEmulation(int16 x_max, int16 y_max) {
|
|
_km.x_max = x_max;
|
|
_km.y_max = y_max;
|
|
_km.delay_time = 12;
|
|
_km.last_time = 0;
|
|
_km.modifier = false;
|
|
_km.joy_x = 0;
|
|
_km.joy_y = 0;
|
|
}
|
|
|
|
void SdlEventSource::fakeWarpMouse(const int x, const int y) {
|
|
_queuedFakeMouseMove = true;
|
|
_fakeMouseMove.type = Common::EVENT_MOUSEMOVE;
|
|
_fakeMouseMove.mouse = Common::Point(x, y);
|
|
}
|
|
|
|
bool SdlEventSource::handleResizeEvent(Common::Event &event, int w, int h) {
|
|
if (_graphicsManager) {
|
|
_graphicsManager->notifyResize(w, h);
|
|
|
|
// 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;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
SDLKey SdlEventSource::obtainKeycode(const SDL_keysym keySym) {
|
|
#if !SDL_VERSION_ATLEAST(2, 0, 0) && defined(WIN32) && !defined(_WIN32_WCE)
|
|
// WORKAROUND: SDL 1.2 on Windows does not use the user configured keyboard layout,
|
|
// resulting in "keySym.sym" values to always be those expected for an US keyboard.
|
|
// For example, SDL returns SDLK_Q when pressing the 'A' key on an AZERTY keyboard.
|
|
// This defeats the purpose of keycodes which is to be able to refer to a key without
|
|
// knowing where it is physically located.
|
|
// We work around this issue by querying the currently active Windows keyboard layout
|
|
// using the scancode provided by SDL.
|
|
|
|
if (keySym.sym >= SDLK_0 && keySym.sym <= SDLK_9) {
|
|
// The keycode returned by SDL is kept for the number keys.
|
|
// Querying the keyboard layout for those would return the base key values
|
|
// for AZERTY keyboards, which are not numbers. For example, SDLK_1 would
|
|
// map to SDLK_AMPERSAND. This is theoretically correct but practically unhelpful,
|
|
// because it makes it impossible to handle key combinations such as "ctrl-1".
|
|
return keySym.sym;
|
|
}
|
|
|
|
int vk = MapVirtualKey(keySym.scancode, MAPVK_VSC_TO_VK);
|
|
if (vk) {
|
|
int ch = (MapVirtualKey(vk, MAPVK_VK_TO_CHAR) & 0x7FFF);
|
|
// The top bit of the result of MapVirtualKey with MAPVK_VSC_TO_VK signals
|
|
// a dead key was pressed. In that case we keep the value of the accent alone.
|
|
if (ch) {
|
|
if (ch >= 'A' && ch <= 'Z') {
|
|
// Windows returns uppercase ASCII whereas SDL expects lowercase
|
|
return (SDLKey)(SDLK_a + (ch - 'A'));
|
|
} else {
|
|
return (SDLKey)ch;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return keySym.sym;
|
|
}
|
|
|
|
uint32 SdlEventSource::obtainUnicode(const SDL_keysym keySym) {
|
|
#if SDL_VERSION_ATLEAST(2, 0, 0)
|
|
SDL_Event events[2];
|
|
|
|
// Update the event queue here to give SDL a chance to insert TEXTINPUT
|
|
// events for KEYDOWN events. Otherwise we have a high chance that on
|
|
// Windows the TEXTINPUT event is not in the event queue at this point.
|
|
// In this case we will get two events with ascii values due to mapKey
|
|
// and dispatchSDLEvent. This results in nasty double input of characters
|
|
// in the GUI.
|
|
//
|
|
// FIXME: This is all a bit fragile because in mapKey we derive the ascii
|
|
// value from the key code if no unicode value is given. This is legacy
|
|
// behavior and should be removed anyway. If that is removed, we might not
|
|
// even need to do this peeking here but instead can rely on the
|
|
// SDL_TEXTINPUT case in dispatchSDLEvent to introduce keydown/keyup with
|
|
// proper ASCII values (but with KEYCODE_INVALID as keycode).
|
|
SDL_PumpEvents();
|
|
|
|
// In SDL2, the unicode field has been removed from the keysym struct.
|
|
// Instead a SDL_TEXTINPUT event is generated on key combinations that
|
|
// generates unicode.
|
|
// Here we peek into the event queue for the event to see if it exists.
|
|
int n = SDL_PeepEvents(events, 2, SDL_PEEKEVENT, SDL_KEYDOWN, SDL_TEXTINPUT);
|
|
// Make sure that the TEXTINPUT event belongs to this KEYDOWN
|
|
// event and not another pending one.
|
|
if ((n > 0 && events[0].type == SDL_TEXTINPUT)
|
|
|| (n > 1 && events[0].type != SDL_KEYDOWN && events[1].type == SDL_TEXTINPUT)) {
|
|
// Remove the text input event we associate with the key press. This
|
|
// makes sure we never get any SDL_TEXTINPUT events which do "belong"
|
|
// to SDL_KEYDOWN events.
|
|
n = SDL_PeepEvents(events, 1, SDL_GETEVENT, SDL_TEXTINPUT, SDL_TEXTINPUT);
|
|
// This is basically a paranoia safety check because we know there
|
|
// must be a text input event in the queue.
|
|
if (n > 0) {
|
|
return convUTF8ToUTF32(events[0].text.text);
|
|
} else {
|
|
return 0;
|
|
}
|
|
} else {
|
|
return 0;
|
|
}
|
|
#else
|
|
return keySym.unicode;
|
|
#endif
|
|
}
|
|
|
|
#endif
|