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ctrl-sdl.cpp
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ctrl-sdl.cpp
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/*
* Copyright (c) 2013-2014 Chun-Ying Huang
*
* This file is part of GamingAnywhere (GA).
*
* GA is free software; you can redistribute it and/or modify it
* under the terms of the 3-clause BSD License as published by the
* Free Software Foundation: http://directory.fsf.org/wiki/License:BSD_3Clause
*
* GA 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.
*
* You should have received a copy of the 3-clause BSD License along with GA;
* if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#ifdef WIN32
#elif defined __APPLE__
#include <TargetConditionals.h>
#if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
#include <arpa/inet.h>
#else
#include <Carbon/Carbon.h> // for Events.h
#include <ApplicationServices/ApplicationServices.h>
#endif
#elif defined ANDROID
#include <arpa/inet.h>
#else // X11
#include <arpa/inet.h>
#include <X11/keysym.h>
#include <X11/extensions/XTest.h>
#endif
#include "ga-common.h"
#include "ga-conf.h"
#include "controller.h"
#include "ctrl-sdl.h"
#include "rtspconf.h"
#include <map>
using namespace std;
static double scaleFactorX = 1.0;
static double scaleFactorY = 1.0;
static int outputW, outputH; // client window resolution
static int cxsize, cysize; // for mapping mouse coordinates
// support key blocking
static bool keyblock_initialized = false;
static map<unsigned short, unsigned short> kbScancode;
static map<int, int> kbSdlkey;
#ifdef WIN32
#define INVALID_KEY 0xffff
typedef WORD KeySym; // map to Windows Virtual Keycode
#elif defined __APPLE__
#if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
#define INVALID_KEY 0xffff
typedef short KeySym;
#else
#define INVALID_KEY 0xffff
typedef CGKeyCode KeySym;
#endif
#elif defined ANDROID
#define INVALID_KEY 0xffff
typedef short KeySym;
#else // X11, has built-in KeySym
#define INVALID_KEY 0
static Display *display = NULL;
static int screenNumber = 0;
#endif
static bool keymap_initialized = false;
static void SDLKeyToKeySym_init();
#if 1 // only support SDL2
static map<int, KeySym> keymap;
static KeySym SDLKeyToKeySym(int sdlkey);
#endif
static struct gaRect *prect = NULL;
static struct gaRect croprect;
#if 1
// only support SDL2: remap key codes 1.2 -> 2.0
#define SDLK_KP0 SDLK_KP_0
#define SDLK_KP1 SDLK_KP_1
#define SDLK_KP2 SDLK_KP_2
#define SDLK_KP3 SDLK_KP_3
#define SDLK_KP4 SDLK_KP_4
#define SDLK_KP5 SDLK_KP_5
#define SDLK_KP6 SDLK_KP_6
#define SDLK_KP7 SDLK_KP_7
#define SDLK_KP8 SDLK_KP_8
#define SDLK_KP9 SDLK_KP_9
//
#define SDLK_NUMLOCK SDLK_NUMLOCKCLEAR
#define SDLK_SCROLLOCK SDLK_SCROLLLOCK
#define SDLK_RMETA SDLK_RGUI
#define SDLK_LMETA SDLK_LGUI
//#define SDLK_LSUPER
//#define SDLK_RSUPER
//#define SDLK_COMPOSE
//#define SDLK_PRINT
#define SDLK_BREAK SDLK_PRINTSCREEN
#endif
sdlmsg_t *
sdlmsg_ntoh(sdlmsg_t *msg) {
sdlmsg_keyboard_t *msgk = (sdlmsg_keyboard_t*) msg;
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
if(msg == NULL)
return NULL;
switch(msg->msgtype) {
case SDL_EVENT_MSGTYPE_KEYBOARD:
if(msgk->scancode) msgk->scancode = ntohs(msgk->scancode);
if(msgk->sdlkey) msgk->sdlkey = (int) ntohl(msgk->sdlkey);
if(msgk->unicode) msgk->unicode = ntohl(msgk->unicode);
if(msgk->sdlmod) msgk->sdlmod = ntohs(msgk->sdlmod);
break;
case SDL_EVENT_MSGTYPE_MOUSEKEY:
case SDL_EVENT_MSGTYPE_MOUSEMOTION:
case SDL_EVENT_MSGTYPE_MOUSEWHEEL:
if(msgm->mousex) msgm->mousex = ntohs(msgm->mousex);
if(msgm->mousey) msgm->mousey = ntohs(msgm->mousey);
if(msgm->mouseRelX) msgm->mouseRelX = ntohs(msgm->mouseRelX);
if(msgm->mouseRelY) msgm->mouseRelY = ntohs(msgm->mouseRelY);
break;
}
#if 0
#if 1 // only support SDL2
if(msg->scancode) msg->scancode = ntohs(msg->scancode);
if(msg->sdlkey) msg->sdlkey = (int) ntohl(msg->sdlkey);
if(msg->unicode) msg->unicode = ntohl(msg->unicode);
#endif
if(msg->sdlmod) msg->sdlmod = ntohs(msg->sdlmod);
if(msg->mousex) msg->mousex = ntohs(msg->mousex);
if(msg->mousey) msg->mousey = ntohs(msg->mousey);
if(msg->mouseRelX) msg->mouseRelX = ntohs(msg->mouseRelX);
if(msg->mouseRelY) msg->mouseRelY = ntohs(msg->mouseRelY);
#endif
return msg;
}
sdlmsg_t *
sdlmsg_keyboard(sdlmsg_t *msg, unsigned char pressed, unsigned short scancode, SDL_Keycode key, unsigned short mod, unsigned int unicode)
{
sdlmsg_keyboard_t *msgk = (sdlmsg_keyboard_t*) msg;
//ga_error("sdl client: key event code=%x key=%x mod=%x pressed=%u\n", scancode, key, mod, pressed);
bzero(msg, sizeof(sdlmsg_keyboard_t));
msgk->msgsize = htons(sizeof(sdlmsg_keyboard_t));
msgk->msgtype = SDL_EVENT_MSGTYPE_KEYBOARD;
msgk->is_pressed = pressed;
#if 1 // only support SDL2
msgk->scancode = htons(scancode);
msgk->sdlkey = htonl(key);
msgk->unicode = htonl(unicode);
#endif
msgk->sdlmod = htons(mod);
return msg;
}
sdlmsg_t *
sdlmsg_mousekey(sdlmsg_t *msg, unsigned char pressed, unsigned char button, unsigned short x, unsigned short y) {
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//ga_error("sdl client: button event btn=%u pressed=%u\n", button, pressed);
bzero(msg, sizeof(sdlmsg_mouse_t));
msgm->msgsize = htons(sizeof(sdlmsg_mouse_t));
msgm->msgtype = SDL_EVENT_MSGTYPE_MOUSEKEY;
msgm->is_pressed = pressed;
msgm->mousex = htons(x);
msgm->mousey = htons(y);
msgm->mousebutton = button;
return msg;
}
#if 1 // only support SDL2
sdlmsg_t *
sdlmsg_mousewheel(sdlmsg_t *msg, unsigned short mousex, unsigned short mousey) {
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//ga_error("sdl client: motion event x=%u y=%u\n", mousex, mousey);
bzero(msg, sizeof(sdlmsg_mouse_t));
msgm->msgsize = htons(sizeof(sdlmsg_mouse_t));
msgm->msgtype = SDL_EVENT_MSGTYPE_MOUSEWHEEL;
msgm->mousex = htons(mousex);
msgm->mousey = htons(mousey);
return msg;
}
#endif
sdlmsg_t *
sdlmsg_mousemotion(sdlmsg_t *msg, unsigned short mousex, unsigned short mousey, unsigned short relx, unsigned short rely, unsigned char state, int relativeMouseMode) {
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//ga_error("sdl client: motion event x=%u y=%u\n", mousex, mousey);
bzero(msg, sizeof(sdlmsg_mouse_t));
msgm->msgsize = htons(sizeof(sdlmsg_mouse_t));
msgm->msgtype = SDL_EVENT_MSGTYPE_MOUSEMOTION;
msgm->mousestate = state;
msgm->relativeMouseMode = (relativeMouseMode != 0) ? 1 : 0;
msgm->mousex = htons(mousex);
msgm->mousey = htons(mousey);
msgm->mouseRelX = htons(relx);
msgm->mouseRelY = htons(rely);
return msg;
}
int
sdlmsg_replay_init(void *arg) {
struct gaRect *rect = (struct gaRect*) arg;
struct RTSPConf *conf = rtspconf_global();
//
if(keyblock_initialized == false) {
sdlmsg_kb_init();
keyblock_initialized = true;
}
if(keymap_initialized == false) {
SDLKeyToKeySym_init();
}
if(rect != NULL) {
if(ga_fillrect(&croprect, rect->left, rect->top, rect->right, rect->bottom) == NULL) {
ga_error("controller: invalid rect (%d,%d)-(%d,%d)\n",
rect->left, rect->top,
rect->right, rect->bottom);
return -1;
}
prect = &croprect;
ga_error("controller: crop rect (%d,%d)-(%d,%d)\n",
prect->left, prect->top,
prect->right, prect->bottom);
} else {
prect = NULL;
}
//
ga_error("sdl_replayer: sizeof(sdlmsg) = %d\n", sizeof(sdlmsg_t));
//
#ifdef WIN32
cxsize = GetSystemMetrics(SM_CXSCREEN);
cysize = GetSystemMetrics(SM_CYSCREEN);
ctrl_server_set_resolution(cxsize, cysize);
ctrl_server_set_output_resolution(cxsize, cysize);
ga_error("sdl replayer: Replay using SendInput(), screen-size=%dx%d\n", cxsize, cysize);
#elif defined __APPLE__
#if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
ga_error("sdl replayer: iOS is not supported now\n");
#else
do {
CGDirectDisplayID displayID;
CGImageRef screen;
displayID = CGMainDisplayID();
screen = CGDisplayCreateImage(displayID);
cxsize = CGImageGetWidth(screen);
cysize = CGImageGetHeight(screen);
CGImageRelease(screen);
} while(0);
ctrl_server_set_resolution(cxsize, cysize);
ctrl_server_set_output_resolution(cxsize, cysize);
ga_error("sdl replayer: Replay using CGPostEvent(), screen-size=%dx%d\n",
cxsize, cysize);
#endif
#elif defined ANDROID
ga_error("sdl replayer: Android is not supported now\n");
#else // X11
int evtbase, errbase, major, minor;
if((display = XOpenDisplay(conf->display)) == NULL) {
ga_error("sdl replayer: cannot open display '%s'\n",
conf->display);
return -1;
}
//
screenNumber = XDefaultScreen(display);
cxsize = XDisplayWidth(display, screenNumber);
cysize = XDisplayHeight(display, screenNumber);
ctrl_server_set_resolution(cxsize, cysize);
ctrl_server_set_output_resolution(cxsize, cysize);
//
if(XTestQueryExtension(display, &evtbase, &errbase, &major, &minor) == False) {
ga_error("sdl replayer: XTest not supported.\n");
return -1;
}
ga_error("sdl replayer: Replay using XTest (version %d.%d) for display %s screen %d, size=%dx%d.\n",
major, minor, conf->display, screenNumber,
cxsize, cysize);
#endif
// compute scale factor
do {
int resolution[2];
int baseX, baseY;
if(ga_conf_readints("output-resolution", resolution, 2) != 2)
break;
//
outputW = resolution[0];
outputH = resolution[1];
ctrl_server_set_output_resolution(outputW, outputH);
//
if(rect == NULL) {
baseX = cxsize;
baseY = cysize;
} else {
baseX = prect->right - prect->left + 1;
baseY = prect->bottom - prect->top + 1;
}
ctrl_server_set_resolution(baseX, baseY);
ctrl_server_get_scalefactor(&scaleFactorX, &scaleFactorY);
//
ga_error("sdl replayer: mouse coordinate scale factor = (%.3f,%.3f)\n",
scaleFactorX, scaleFactorY);
} while(0);
// register callbacks
ctrl_server_setreplay(sdlmsg_replay_callback);
//
return 0;
}
int
sdlmsg_replay_deinit(void *arg) {
#ifdef WIN32
#elif defined __APPLE__
#elif defined ANDROID
#else // X11
if(display) {
XCloseDisplay(display);
display = NULL;
}
#endif
return 0;
}
#ifdef WIN32
static void
sdlmsg_replay_native(sdlmsg_t *msg) {
INPUT in;
sdlmsg_keyboard_t *msgk = (sdlmsg_keyboard_t*) msg;
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//
switch(msg->msgtype) {
case SDL_EVENT_MSGTYPE_KEYBOARD:
bzero(&in, sizeof(in));
in.type = INPUT_KEYBOARD;
if((in.ki.wVk = SDLKeyToKeySym(msgk->sdlkey)) != INVALID_KEY) {
if(msgk->is_pressed == 0) {
in.ki.dwFlags |= KEYEVENTF_KEYUP;
}
in.ki.wScan = MapVirtualKey(in.ki.wVk, MAPVK_VK_TO_VSC);
//ga_error("sdl replayer: vk=%x scan=%x\n", in.ki.wVk, in.ki.wScan);
SendInput(1, &in, sizeof(in));
} else {
////////////////
ga_error("sdl replayer: undefined key scan=%u(%04x) key=%u(%04x) mod=%u(%04x) pressed=%d\n",
msgk->scancode, msgk->scancode,
msgk->sdlkey, msgk->sdlkey, msgk->sdlmod, msgk->sdlmod,
msgk->is_pressed);
////////////////
}
break;
case SDL_EVENT_MSGTYPE_MOUSEKEY:
//ga_error("sdl replayer: button event btn=%u pressed=%d\n", msg->mousebutton, msg->is_pressed);
bzero(&in, sizeof(in));
in.type = INPUT_MOUSE;
if(msgm->mousebutton == 1 && msgm->is_pressed != 0) {
in.mi.dwFlags = MOUSEEVENTF_LEFTDOWN;
} else if(msgm->mousebutton == 1 && msgm->is_pressed == 0) {
in.mi.dwFlags = MOUSEEVENTF_LEFTUP;
} else if(msgm->mousebutton == 2 && msgm->is_pressed != 0) {
in.mi.dwFlags = MOUSEEVENTF_MIDDLEDOWN;
} else if(msgm->mousebutton == 2 && msgm->is_pressed == 0) {
in.mi.dwFlags = MOUSEEVENTF_MIDDLEUP;
} else if(msgm->mousebutton == 3 && msgm->is_pressed != 0) {
in.mi.dwFlags = MOUSEEVENTF_RIGHTDOWN;
} else if(msgm->mousebutton == 3 && msgm->is_pressed == 0) {
in.mi.dwFlags = MOUSEEVENTF_RIGHTUP;
} else if(msgm->mousebutton == 4 && msgm->is_pressed != 0) {
// mouse wheel forward
in.mi.dwFlags = MOUSEEVENTF_WHEEL;
in.mi.mouseData = +WHEEL_DELTA;
} else if(msgm->mousebutton == 5 && msgm->is_pressed != 0) {
// mouse wheel backward
in.mi.dwFlags = MOUSEEVENTF_WHEEL;
in.mi.mouseData = -WHEEL_DELTA;
}
SendInput(1, &in, sizeof(in));
break;
case SDL_EVENT_MSGTYPE_MOUSEWHEEL:
if(msgm->mousex != 0) {
bzero(&in, sizeof(in));
in.type = INPUT_MOUSE;
if(((short) msgm->mousex) > 0) {
// mouse wheel forward
in.mi.dwFlags = MOUSEEVENTF_WHEEL;
in.mi.mouseData = +WHEEL_DELTA;
} else if(((short) msgm->mousex) < 0 ) {
// mouse wheel backward
in.mi.dwFlags = MOUSEEVENTF_WHEEL;
in.mi.mouseData = -WHEEL_DELTA;
}
SendInput(1, &in, sizeof(in));
}
#if 0
if(msgm->mousey != 0) {
bzero(&in, sizeof(in));
in.type = INPUT_MOUSE;
if(((short) msgm->mousey) > 0) {
// mouse wheel forward
in.mi.dwFlags = MOUSEEVENTF_HWHEEL;
in.mi.mouseData = +WHEEL_DELTA;
} else if(((short) msgm->mousey) < 0 ) {
// mouse wheel backward
in.mi.dwFlags = MOUSEEVENTF_HWHEEL;
in.mi.mouseData = -WHEEL_DELTA;
}
SendInput(1, &in, sizeof(in));
}
#endif
break;
case SDL_EVENT_MSGTYPE_MOUSEMOTION:
//ga_error("sdl replayer: motion event x=%u y=%d\n", msgm->mousex, msgm->mousey);
bzero(&in, sizeof(in));
in.type = INPUT_MOUSE;
// mouse x/y has to be mapped to (0,0)-(65535,65535)
if(msgm->relativeMouseMode == 0) {
if(prect == NULL) {
in.mi.dx = (DWORD)
(65536.0 * scaleFactorX * msgm->mousex) / cxsize;
in.mi.dy = (DWORD)
(65536.0 * scaleFactorY * msgm->mousey) / cysize;
} else {
in.mi.dx = (DWORD)
(65536.0 * (prect->left + scaleFactorX * msgm->mousex)) / cxsize;
in.mi.dy = (DWORD)
(65536.0 * (prect->top + scaleFactorY * msgm->mousey)) / cysize;
}
in.mi.dwFlags = MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
} else {
in.mi.dx = (short) (scaleFactorX * (short) msgm->mouseRelX);
in.mi.dy = (short) (scaleFactorY * (short) msgm->mouseRelY);
in.mi.dwFlags = MOUSEEVENTF_MOVE;
}
SendInput(1, &in, sizeof(in));
break;
default: // do nothing
break;
}
return;
}
#elif defined __APPLE__
#if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
static void
sdlmsg_replay_native(sdlmsg_t *msg) {
// server codes do not support android
return;
}
#else
static void
sdlmsg_replay_native(sdlmsg_t *msg) {
// read: CGEventCreateMouseEvent()
// CGEventCreateKeyboardEvent()
// CGEventPost()
// CGEventPostToPSN()
// https://developer.apple.com/library/mac/#documentation/Carbon/Reference/QuartzEventServicesRef/Reference/reference.html
static CGPoint pt = { 0, 0 };
CGKeyCode kcode;
CGEventRef event = NULL;
sdlmsg_keyboard_t *msgk = (sdlmsg_keyboard_t*) msg;
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//
switch(msg->msgtype) {
case SDL_EVENT_MSGTYPE_KEYBOARD:
// key codes: /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/Headers/Events.h
if((kcode = SDLKeyToKeySym(msgk->sdlkey)) != INVALID_KEY) {
event = CGEventCreateKeyboardEvent(NULL, kcode, msgk->is_pressed ? true : false);
} else {
////////////////
ga_error("sdl replayer: undefined key scan=%u(%04x) key=%u(%04x) mod=%u(%04x) pressed=%d\n",
msgk->scancode, msgk->scancode,
msgk->sdlkey, msgk->sdlkey, msgk->sdlmod, msgk->sdlmod,
msgk->is_pressed);
////////////////
}
break;
case SDL_EVENT_MSGTYPE_MOUSEKEY:
//ga_error("sdl replayer: button event btn=%u pressed=%d\n", msg->mousebutton, msg->is_pressed);
if(msgm->mousebutton == 1 && msgm->is_pressed != 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventLeftMouseDown, pt, kCGMouseButtonLeft);
} else if(msgm->mousebutton == 1 && msgm->is_pressed == 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventLeftMouseUp, pt, kCGMouseButtonLeft);
} else if(msgm->mousebutton == 2 && msgm->is_pressed != 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventOtherMouseDown, pt, kCGMouseButtonCenter);
} else if(msgm->mousebutton == 2 && msgm->is_pressed == 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventOtherMouseUp, pt, kCGMouseButtonCenter);
} else if(msgm->mousebutton == 3 && msgm->is_pressed != 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventRightMouseDown, pt, kCGMouseButtonRight);
} else if(msgm->mousebutton == 3 && msgm->is_pressed == 0) {
event = CGEventCreateMouseEvent(NULL, kCGEventRightMouseUp, pt, kCGMouseButtonRight);
} else if(msgm->mousebutton == 4 && msgm->is_pressed != 0) {
// mouse wheel forward
event = CGEventCreateScrollWheelEvent(NULL, kCGScrollEventUnitLine, 1, -5);
} else if(msgm->mousebutton == 5 && msgm->is_pressed != 0) {
// mouse wheel backward
event = CGEventCreateScrollWheelEvent(NULL, kCGScrollEventUnitLine, 1, +5);
}
break;
case SDL_EVENT_MSGTYPE_MOUSEWHEEL:
do {
int deltaX, deltaY;
deltaX = deltaY = 0;
if(((short) msgm->mousex) > 0) {
deltaX = -5; // move wheel forward
} else if(((short) msgm->mousex) < 0) {
deltaX = +5; // move wheel backward
}
if(((short) msgm->mousey) > 0) {
deltaY = +5; // move wheel right
} else if(((short) msgm->mousey) < 0) {
deltaY = -5; // move wheel left
}
if(deltaX == 0 && deltaY == 0) {
break;
}
event = CGEventCreateScrollWheelEvent(NULL, kCGScrollEventUnitLine, 2, deltaX, deltaY);
} while(0);
break;
case SDL_EVENT_MSGTYPE_MOUSEMOTION:
//ga_error("sdl replayer: motion event x=%u y=%d\n", msg->mousex, msg->mousey);
if(prect == NULL) {
pt.x = scaleFactorX * msgm->mousex;
pt.y = scaleFactorY * msgm->mousey;
} else {
pt.x = prect->left + scaleFactorX * msgm->mousex;
pt.y = prect->top + scaleFactorY * msgm->mousey;
}
event = CGEventCreateMouseEvent(NULL, kCGEventMouseMoved, pt, (CGMouseButton)0);
break;
default: // do nothing
break;
}
// Post the event
if(event != NULL) {
CGEventPost(kCGHIDEventTap, event);
CFRelease(event);
event = NULL;
}
return;
}
#endif
#elif defined ANDROID
static void
sdlmsg_replay_native(sdlmsg_t *msg) {
// server codes do not support android
return;
}
#else // X11
static void
sdlmsg_replay_native(sdlmsg_t *msg) {
static KeyCode kcode;
static KeySym ksym;
sdlmsg_keyboard_t *msgk = (sdlmsg_keyboard_t*) msg;
sdlmsg_mouse_t *msgm = (sdlmsg_mouse_t*) msg;
//
switch(msg->msgtype) {
case SDL_EVENT_MSGTYPE_KEYBOARD:
// read: http://forum.tuts4you.com/topic/23722-gtk-linux-trojan/
// http://www.libsdl.org/docs/html/sdlkey.html
// headers: X11/keysym.h, keysymdef.h, SDL/SDK_keysym.h
if((ksym = SDLKeyToKeySym(msgk->sdlkey)) != INVALID_KEY) {
//////////////////
if((kcode = XKeysymToKeycode(display, ksym)) > 0) {
XTestGrabControl(display, True);
XTestFakeKeyEvent(display, kcode,
msgk->is_pressed ? True : False, CurrentTime);
XSync(display, True);
XTestGrabControl(display, False);
}
#if 0
ga_error("sdl replayer: received key scan=%u(%04x) key=%u(%04x) mod=%u(%04x) pressed=%d\n",
msg->scancode, msg->scancode, msg->sdlkey, msg->sdlkey, msg->sdlmod, msg->sdlmod,
msg->is_pressed);
#endif
//////////////////
} else {
////////////////
ga_error("sdl replayer: undefined key scan=%u(%04x) key=%u(%04x) mod=%u(%04x) pressed=%d\n",
msgk->scancode, msgk->scancode,
msgk->sdlkey, msgk->sdlkey, msgk->sdlmod, msgk->sdlmod,
msgk->is_pressed);
////////////////
}
break;
case SDL_EVENT_MSGTYPE_MOUSEKEY:
//ga_error("sdl replayer: button event btn=%u pressed=%d\n", msg->mousebutton, msg->is_pressed);
XTestGrabControl(display, True);
XTestFakeButtonEvent(display, msgm->mousebutton,
msgm->is_pressed ? True : False, CurrentTime);
XSync(display, True);
XTestGrabControl(display, False);
break;
case SDL_EVENT_MSGTYPE_MOUSEWHEEL:
if(msgm->mousex != 0) {
XTestGrabControl(display, True);
if(((short) msgm->mousex) > 0) {
// mouse wheel forward
XTestFakeButtonEvent(display, 4, True, CurrentTime);
XSync(display, True);
XTestFakeButtonEvent(display, 4, False, CurrentTime);
} else if(((short) msgm->mousex) < 0 ) {
// mouse wheel backward
XTestFakeButtonEvent(display, 5, True, CurrentTime);
XSync(display, True);
XTestFakeButtonEvent(display, 5, False, CurrentTime);
}
XSync(display, True);
XTestGrabControl(display, False);
}
break;
case SDL_EVENT_MSGTYPE_MOUSEMOTION:
//ga_error("sdl replayer: motion event x=%u y=%d\n", msg->mousex, msg->mousey);
XTestGrabControl(display, True);
if(prect == NULL) {
XTestFakeMotionEvent(display, screenNumber,
(int) (scaleFactorX * msgm->mousex),
(int) (scaleFactorY * msgm->mousey), CurrentTime);
} else {
XTestFakeMotionEvent(display, screenNumber,
(int) (prect->left + scaleFactorX * msgm->mousex),
(int) (prect->top + scaleFactorY * msgm->mousey), CurrentTime);
}
XSync(display, True);
XTestGrabControl(display, False);
break;
default: // do nothing
break;
}
return;
}
#endif
int
sdlmsg_kb_init() {
char keybuf[64], valbuf[64];
char *key, *val;
//
kbScancode.clear();
kbSdlkey.clear();
// load scancodes
if(ga_conf_mapsize("key-block-scancode") > 0) {
ga_conf_mapreset("key-block-scancode");
for( key = ga_conf_mapkey("key-block-scancode", keybuf, sizeof(keybuf));
key != NULL;
key = ga_conf_mapnextkey("key-block-scancode", keybuf, sizeof(keybuf))) {
//
unsigned short sc = strtol(key, NULL, 0);
if(sc == 0)
continue;
//
val = ga_conf_mapvalue("key-block-scancode", valbuf, sizeof(valbuf));
if(val == NULL)
continue;
//
if(ga_conf_boolval(val, 0) != 0)
kbScancode[sc] = 1;
}
}
// load sdlkey
if(ga_conf_mapsize("key-block-keycode") > 0) {
ga_conf_mapreset("key-block-keycode");
for( key = ga_conf_mapkey("key-block-keycode", keybuf, sizeof(keybuf));
key != NULL;
key = ga_conf_mapnextkey("key-block-keycode", keybuf, sizeof(keybuf))) {
//
unsigned short kc = strtol(key, NULL, 0);
if(kc == 0)
continue;
//
val = ga_conf_mapvalue("key-block-keycode", valbuf, sizeof(valbuf));
if(val == NULL)
continue;
//
if(ga_conf_boolval(val, 0) != 0)
kbSdlkey[kc] = 1;
}
}
//
ga_error("key-blocking initialized: %u+%u keys blocked.\n",
kbScancode.size(), kbSdlkey.size());
//
return 0;
}
GEN_KB_ADD_FUNC(unsigned short, scancode, kbScancode)
GEN_KB_ADD_FUNC(int, sdlkey, kbSdlkey)
GEN_KB_MATCH_FUNC(unsigned short, scancode, kbScancode)
GEN_KB_MATCH_FUNC(int, sdlkey, kbSdlkey)
int
sdlmsg_key_blocked(sdlmsg_t *msg) {
sdlmsg_keyboard_t *msgk;
if(msg->msgtype != SDL_EVENT_MSGTYPE_KEYBOARD) {
return 0;
}
//
msgk = (sdlmsg_keyboard_t*) msg;
//
if(sdlmsg_kb_match_scancode(msgk->scancode)) {
return 1;
}
if(sdlmsg_kb_match_sdlkey(msgk->sdlkey)) {
return 1;
}
return 0;
}
int
sdlmsg_replay(sdlmsg_t *msg) {
// convert from network byte order to host byte order
sdlmsg_ntoh(msg);
if(sdlmsg_key_blocked(msg)) {
return 0;
}
sdlmsg_replay_native(msg);
return 0;
}
void
sdlmsg_replay_callback(void *msg, int msglen) {
sdlmsg_t *m = (sdlmsg_t*) msg;
if(msglen != ntohs(m->msgsize)/*sizeof(sdlmsg_t)*/) {
ga_error("message length mismatched. (%d != %d)\n",
msglen, ntohs(m->msgsize));
}
sdlmsg_replay((sdlmsg_t*) msg);
return;
}
//////////////////////////////////////////////////////////////////////////////
#ifdef WIN32
static void
SDLKeyToKeySym_init() {
unsigned short i;
//
keymap[SDLK_BACKSPACE] = VK_BACK; // = 8,
keymap[SDLK_TAB] = VK_TAB; // = 9,
keymap[SDLK_CLEAR] = VK_CLEAR; // = 12,
keymap[SDLK_RETURN] = VK_RETURN; // = 13,
keymap[SDLK_PAUSE] = VK_PAUSE; // = 19,
keymap[SDLK_ESCAPE] = VK_ESCAPE; // = 27,
// Latin 1: starting from space (0x20)
keymap[SDLK_SPACE] = VK_SPACE; // = 32,
// (0x20) space, exclam, quotedbl, numbersign, dollar, percent, ampersand,
// (0x27) quoteright, parentleft, parentright, asterisk, plus, comma,
// (0x2d) minus, period, slash
//SDLK_EXCLAIM = 33,
keymap[SDLK_QUOTEDBL] = VK_OEM_7; // = 34,
//SDLK_HASH = 35,
//SDLK_DOLLAR = 36,
//SDLK_AMPERSAND = 38,
keymap[SDLK_QUOTE] = VK_OEM_7; // = 39,
//SDLK_LEFTPAREN = 40,
//SDLK_RIGHTPAREN = 41,
//SDLK_ASTERISK = 42,
keymap[SDLK_PLUS] = VK_OEM_PLUS; // = 43,
keymap[SDLK_COMMA] = VK_OEM_COMMA; // = 44,
keymap[SDLK_MINUS] = VK_OEM_MINUS; // = 45,
keymap[SDLK_PERIOD] = VK_OEM_PERIOD; // = 46,
keymap[SDLK_SLASH] = VK_OEM_2; // = 47,
keymap[SDLK_COLON] = VK_OEM_1; // = 58,
keymap[SDLK_SEMICOLON] = VK_OEM_1; // = 59,
keymap[SDLK_LESS] = VK_OEM_COMMA; // = 60,
keymap[SDLK_EQUALS] = VK_OEM_PLUS; // = 61,
keymap[SDLK_GREATER] = VK_OEM_PERIOD; // = 62,
keymap[SDLK_QUESTION] = VK_OEM_2; // = 63,
//SDLK_AT = 64,
/*
Skip uppercase letters
*/
keymap[SDLK_LEFTBRACKET]= VK_OEM_4; // = 91,
keymap[SDLK_BACKSLASH] = VK_OEM_5; // = 92,
keymap[SDLK_RIGHTBRACKET]= VK_OEM_6; // = 93,
//SDLK_CARET = 94,
keymap[SDLK_UNDERSCORE] = VK_OEM_MINUS; // = 95,
keymap[SDLK_BACKQUOTE] = VK_OEM_3; // = 96,
// (0x30-0x39) 0-9
for(i = 0x30; i <= 0x39; i++) {
keymap[i] = i;
}
// (0x3a) colon, semicolon, less, equal, greater, question, at
// (0x41-0x5a) A-Z
// SDL: no upper cases, only lower cases
// (0x5b) bracketleft, backslash, bracketright, asciicircum/caret,
// (0x5f) underscore, grave
// (0x61-7a) a-z
for(i = 0x61; i <= 0x7a; i++) {
keymap[i] = i & 0xdf; // convert to uppercases
}
keymap[SDLK_DELETE] = VK_DELETE; // = 127,
// SDLK_WORLD_0 (0xa0) - SDLK_WORLD_95 (0xff) are ignored
/** @name Numeric keypad */
keymap[SDLK_KP0] = VK_NUMPAD0; // = 256,
keymap[SDLK_KP1] = VK_NUMPAD1; // = 257,
keymap[SDLK_KP2] = VK_NUMPAD2; // = 258,
keymap[SDLK_KP3] = VK_NUMPAD3; // = 259,
keymap[SDLK_KP4] = VK_NUMPAD4; // = 260,
keymap[SDLK_KP5] = VK_NUMPAD5; // = 261,
keymap[SDLK_KP6] = VK_NUMPAD6; // = 262,
keymap[SDLK_KP7] = VK_NUMPAD7; // = 263,
keymap[SDLK_KP8] = VK_NUMPAD8; // = 264,
keymap[SDLK_KP9] = VK_NUMPAD9; // = 265,
keymap[SDLK_KP_PERIOD] = VK_DECIMAL; // = 266,
keymap[SDLK_KP_DIVIDE] = VK_DIVIDE; // = 267,
keymap[SDLK_KP_MULTIPLY]= VK_MULTIPLY; // = 268,
keymap[SDLK_KP_MINUS] = VK_SUBTRACT; // = 269,
keymap[SDLK_KP_PLUS] = VK_ADD; // = 270,
//keymap[SDLK_KP_ENTER] = XK_KP_Enter; // = 271,
//keymap[SDLK_KP_EQUALS] = XK_KP_Equal; // = 272,
/** @name Arrows + Home/End pad */
keymap[SDLK_UP] = VK_UP; // = 273,
keymap[SDLK_DOWN] = VK_DOWN; // = 274,
keymap[SDLK_RIGHT] = VK_RIGHT; // = 275,
keymap[SDLK_LEFT] = VK_LEFT; // = 276,
keymap[SDLK_INSERT] = VK_INSERT; // = 277,
keymap[SDLK_HOME] = VK_HOME; // = 278,
keymap[SDLK_END] = VK_END; // = 279,
keymap[SDLK_PAGEUP] = VK_PRIOR; // = 280,
keymap[SDLK_PAGEDOWN] = VK_NEXT; // = 281,
/** @name Function keys */
keymap[SDLK_F1] = VK_F1; // = 282,
keymap[SDLK_F2] = VK_F2; // = 283,
keymap[SDLK_F3] = VK_F3; // = 284,
keymap[SDLK_F4] = VK_F4; // = 285,
keymap[SDLK_F5] = VK_F5; // = 286,
keymap[SDLK_F6] = VK_F6; // = 287,
keymap[SDLK_F7] = VK_F7; // = 288,
keymap[SDLK_F8] = VK_F8; // = 289,
keymap[SDLK_F9] = VK_F9; // = 290,
keymap[SDLK_F10] = VK_F10; // = 291,
keymap[SDLK_F11] = VK_F11; // = 292,
keymap[SDLK_F12] = VK_F12; // = 293,
keymap[SDLK_F13] = VK_F13; // = 294,
keymap[SDLK_F14] = VK_F14; // = 295,
keymap[SDLK_F15] = VK_F15; // = 296,
/** @name Key state modifier keys */
keymap[SDLK_NUMLOCK] = VK_NUMLOCK; // = 300,
keymap[SDLK_CAPSLOCK] = VK_CAPITAL; // = 301,
keymap[SDLK_SCROLLOCK] = VK_SCROLL; // = 302,
keymap[SDLK_RSHIFT] = VK_RSHIFT; // = 303,
keymap[SDLK_LSHIFT] = VK_LSHIFT; // = 304,
keymap[SDLK_RCTRL] = VK_RCONTROL; // = 305,
keymap[SDLK_LCTRL] = VK_LCONTROL; // = 306,
keymap[SDLK_RALT] = VK_RMENU; // = 307,
keymap[SDLK_LALT] = VK_LMENU; // = 308,
keymap[SDLK_RMETA] = VK_RWIN; // = 309,
keymap[SDLK_LMETA] = VK_LWIN; // = 310,
//keymap[SDLK_LSUPER] = XK_Super_L; // = 311, /**< Left "Windows" key */
//keymap[SDLK_RSUPER] = XK_Super_R; // = 312, /**< Right "Windows" key */
keymap[SDLK_MODE] = VK_MODECHANGE;// = 313, /**< "Alt Gr" key */
//keymap[SDLK_COMPOSE] = XK_Multi_key; // = 314, /**< Multi-key compose key */
/** @name Miscellaneous function keys */
keymap[SDLK_HELP] = VK_HELP; // = 315,
//keymap[SDLK_SYSREQ] = XK_Sys_Req; // = 317,
keymap[SDLK_BREAK] = VK_CANCEL; // = 318,
keymap[SDLK_MENU] = VK_MENU; // = 319,
#if 0
SDLK_POWER = 320, /**< Power Macintosh power key */
SDLK_EURO = 321, /**< Some european keyboards */
#endif
//keymap[SDLK_UNDO] = XK_Undo; // = 322, /**< Atari keyboard has Undo */
//
keymap_initialized = true;
return;
}
#elif defined __APPLE__
#if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR
static void
SDLKeyToKeySym_init() {
// server codes do not support android
return;
}
#else
static void
SDLKeyToKeySym_init() {
// read: /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/Headers/Events.h
unsigned short i;
//
keymap[SDLK_BACKSPACE] = kVK_ForwardDelete; // = 8,
keymap[SDLK_TAB] = kVK_Tab; // = 9,
//keymap[SDLK_CLEAR] = VK_CLEAR; // = 12,
keymap[SDLK_RETURN] = kVK_Return; // = 13,
//keymap[SDLK_PAUSE] = VK_PAUSE; // = 19,
keymap[SDLK_ESCAPE] = kVK_Escape; // = 27,
// Latin 1: starting from space (0x20)
keymap[SDLK_SPACE] = kVK_Space; // = 32,
// (0x20) space, exclam, quotedbl, numbersign, dollar, percent, ampersand,
// (0x27) quoteright, parentleft, parentright, asterisk, plus, comma,
// (0x2d) minus, period, slash
//SDLK_EXCLAIM = 33,
keymap[SDLK_QUOTEDBL] = kVK_ANSI_Quote; // = 34,
//SDLK_HASH = 35,
//SDLK_DOLLAR = 36,
//SDLK_AMPERSAND = 38,
keymap[SDLK_QUOTE] = kVK_ANSI_Quote; // = 39,
//SDLK_LEFTPAREN = 40,
//SDLK_RIGHTPAREN = 41,
//SDLK_ASTERISK = 42,
keymap[SDLK_PLUS] = kVK_ANSI_Equal; // = 43,
keymap[SDLK_COMMA] = kVK_ANSI_Comma; // = 44,
keymap[SDLK_MINUS] = kVK_ANSI_Minus; // = 45,
keymap[SDLK_PERIOD] = kVK_ANSI_Period; // = 46,
keymap[SDLK_SLASH] = kVK_ANSI_Slash; // = 47,
// (0x30-0x39) 0-9
keymap[SDLK_0] = kVK_ANSI_0;
keymap[SDLK_1] = kVK_ANSI_1;
keymap[SDLK_2] = kVK_ANSI_2;
keymap[SDLK_3] = kVK_ANSI_3;
keymap[SDLK_4] = kVK_ANSI_4;
keymap[SDLK_5] = kVK_ANSI_5;
keymap[SDLK_6] = kVK_ANSI_6;
keymap[SDLK_7] = kVK_ANSI_7;
keymap[SDLK_8] = kVK_ANSI_8;
keymap[SDLK_9] = kVK_ANSI_9;
// (0x3a) colon, semicolon, less, equal, greater, question, at
keymap[SDLK_COLON] = kVK_ANSI_Semicolon; // = 58,
keymap[SDLK_SEMICOLON] = kVK_ANSI_Semicolon; // = 59,
keymap[SDLK_LESS] = kVK_ANSI_Comma; // = 60,
keymap[SDLK_EQUALS] = kVK_ANSI_Equal; // = 61,
keymap[SDLK_GREATER] = kVK_ANSI_Period; // = 62,
keymap[SDLK_QUESTION] = kVK_ANSI_Slash; // = 63,
//SDLK_AT = 64,
// (0x41-0x5a) A-Z
// SDL: no upper cases, only lower cases
// (0x5b) bracketleft, backslash, bracketright, asciicircum/caret,
keymap[SDLK_LEFTBRACKET]= kVK_ANSI_LeftBracket; // = 91,
keymap[SDLK_BACKSLASH] = kVK_ANSI_Backslash; // = 92,
keymap[SDLK_RIGHTBRACKET]= kVK_ANSI_RightBracket; // = 93,
//SDLK_CARET = 94,
// (0x5f) underscore, grave
keymap[SDLK_UNDERSCORE] = kVK_ANSI_Minus; // = 95,
keymap[SDLK_BACKQUOTE] = kVK_ANSI_Grave; // = 96,
// (0x61-7a) a-z
keymap[SDLK_a] = kVK_ANSI_A;
keymap[SDLK_b] = kVK_ANSI_B;
keymap[SDLK_c] = kVK_ANSI_C;
keymap[SDLK_d] = kVK_ANSI_D;
keymap[SDLK_e] = kVK_ANSI_E;
keymap[SDLK_f] = kVK_ANSI_F;
keymap[SDLK_g] = kVK_ANSI_G;
keymap[SDLK_h] = kVK_ANSI_H;
keymap[SDLK_i] = kVK_ANSI_I;
keymap[SDLK_j] = kVK_ANSI_J;
keymap[SDLK_k] = kVK_ANSI_K;
keymap[SDLK_l] = kVK_ANSI_L;
keymap[SDLK_m] = kVK_ANSI_M;
keymap[SDLK_n] = kVK_ANSI_N;
keymap[SDLK_o] = kVK_ANSI_O;
keymap[SDLK_p] = kVK_ANSI_P;
keymap[SDLK_q] = kVK_ANSI_Q;
keymap[SDLK_r] = kVK_ANSI_R;
keymap[SDLK_s] = kVK_ANSI_S;
keymap[SDLK_t] = kVK_ANSI_T;
keymap[SDLK_u] = kVK_ANSI_U;
keymap[SDLK_v] = kVK_ANSI_V;
keymap[SDLK_w] = kVK_ANSI_W;
keymap[SDLK_x] = kVK_ANSI_X;
keymap[SDLK_y] = kVK_ANSI_Y;
keymap[SDLK_z] = kVK_ANSI_Z;
keymap[SDLK_DELETE] = kVK_Delete; // = 127,
// SDLK_WORLD_0 (0xa0) - SDLK_WORLD_95 (0xff) are ignored
/** @name Numeric keypad */
keymap[SDLK_KP0] = kVK_ANSI_Keypad0; // = 256,
keymap[SDLK_KP1] = kVK_ANSI_Keypad1; // = 257,
keymap[SDLK_KP2] = kVK_ANSI_Keypad2; // = 258,
keymap[SDLK_KP3] = kVK_ANSI_Keypad3; // = 259,
keymap[SDLK_KP4] = kVK_ANSI_Keypad4; // = 260,
keymap[SDLK_KP5] = kVK_ANSI_Keypad5; // = 261,
keymap[SDLK_KP6] = kVK_ANSI_Keypad6; // = 262,
keymap[SDLK_KP7] = kVK_ANSI_Keypad7; // = 263,
keymap[SDLK_KP8] = kVK_ANSI_Keypad8; // = 264,
keymap[SDLK_KP9] = kVK_ANSI_Keypad9; // = 265,
keymap[SDLK_KP_PERIOD] = kVK_ANSI_KeypadDecimal; // = 266,
keymap[SDLK_KP_DIVIDE] = kVK_ANSI_KeypadDivide; // = 267,
keymap[SDLK_KP_MULTIPLY]= kVK_ANSI_KeypadMultiply; // = 268,
keymap[SDLK_KP_MINUS] = kVK_ANSI_KeypadMinus; // = 269,
keymap[SDLK_KP_PLUS] = kVK_ANSI_KeypadPlus; // = 270,
keymap[SDLK_KP_ENTER] = kVK_ANSI_KeypadEnter; // = 271,
keymap[SDLK_KP_EQUALS] = kVK_ANSI_KeypadEquals; // = 272,
/** @name Arrows + Home/End pad */
keymap[SDLK_UP] = kVK_UpArrow; // = 273,
keymap[SDLK_DOWN] = kVK_DownArrow; // = 274,
keymap[SDLK_RIGHT] = kVK_RightArrow; // = 275,
keymap[SDLK_LEFT] = kVK_LeftArrow; // = 276,
//keymap[SDLK_INSERT] = VK_INSERT; // = 277,
keymap[SDLK_HOME] = kVK_Home; // = 278,
keymap[SDLK_END] = kVK_End; // = 279,
keymap[SDLK_PAGEUP] = kVK_PageUp; // = 280,
keymap[SDLK_PAGEDOWN] = kVK_PageDown; // = 281,
/** @name Function keys */
keymap[SDLK_F1] = kVK_F1; // = 282,
keymap[SDLK_F2] = kVK_F2; // = 283,
keymap[SDLK_F3] = kVK_F3; // = 284,
keymap[SDLK_F4] = kVK_F4; // = 285,