void Android_OnTouch(SDL_Window *window, int touch_device_id_in, int pointer_finger_id_in, int action, float x, float y, float p)
{
SDL_TouchID touchDeviceId = 0;
SDL_FingerID fingerId = 0;
int window_x, window_y;
static SDL_FingerID pointerFingerID = 0;
if (!window) {
return;
}
touchDeviceId = (SDL_TouchID)touch_device_id_in;
if (SDL_AddTouch(touchDeviceId, SDL_TOUCH_DEVICE_DIRECT, "") < 0) {
SDL_Log("error: can't add touch %s, %d", __FILE__, __LINE__);
}
fingerId = (SDL_FingerID)pointer_finger_id_in;
switch (action) {
case ACTION_DOWN:
/* Primary pointer down */
if (!separate_mouse_and_touch) {
Android_GetWindowCoordinates(window, x, y, &window_x, &window_y);
/* send moved event */
SDL_SendMouseMotion(window, SDL_TOUCH_MOUSEID, 0, window_x, window_y);
/* send mouse down event */
SDL_SendMouseButton(window, SDL_TOUCH_MOUSEID, SDL_PRESSED, SDL_BUTTON_LEFT);
}
pointerFingerID = fingerId;
case ACTION_POINTER_DOWN:
/* Non primary pointer down */
SDL_SendTouch(touchDeviceId, fingerId, SDL_TRUE, x, y, p);
break;
case ACTION_MOVE:
if (!pointerFingerID) {
if (!separate_mouse_and_touch) {
Android_GetWindowCoordinates(window, x, y, &window_x, &window_y);
/* send moved event */
SDL_SendMouseMotion(window, SDL_TOUCH_MOUSEID, 0, window_x, window_y);
}
}
SDL_SendTouchMotion(touchDeviceId, fingerId, x, y, p);
break;
case ACTION_UP:
/* Primary pointer up */
if (!separate_mouse_and_touch) {
/* send mouse up */
SDL_SendMouseButton(window, SDL_TOUCH_MOUSEID, SDL_RELEASED, SDL_BUTTON_LEFT);
}
pointerFingerID = (SDL_FingerID) 0;
case ACTION_POINTER_UP:
/* Non primary pointer up */
SDL_SendTouch(touchDeviceId, fingerId, SDL_FALSE, x, y, p);
break;
default:
break;
}
}
static void
touch_handle_touch(void *data,
struct qt_touch_extension *qt_touch_extension,
uint32_t time,
uint32_t id,
uint32_t state,
int32_t x,
int32_t y,
int32_t normalized_x,
int32_t normalized_y,
int32_t width,
int32_t height,
uint32_t pressure,
int32_t velocity_x,
int32_t velocity_y,
uint32_t flags,
struct wl_array *rawdata)
{
/**
* Event is assembled in QtWayland in TouchExtensionGlobal::postTouchEvent
* (src/compositor/wayland_wrapper/qwltouch.cpp)
**/
float FIXED_TO_FLOAT = 1. / 10000.;
float xf = FIXED_TO_FLOAT * x;
float yf = FIXED_TO_FLOAT * y;
float PRESSURE_TO_FLOAT = 1. / 255.;
float pressuref = PRESSURE_TO_FLOAT * pressure;
uint32_t touchState = state & 0xFFFF;
/*
Other fields that are sent by the server (qwltouch.cpp),
but not used at the moment can be decoded in this way:
uint32_t sentPointCount = state >> 16;
uint32_t touchFlags = flags & 0xFFFF;
uint32_t capabilities = flags >> 16;
*/
SDL_TouchID deviceId = 1;
if (SDL_AddTouch(deviceId, "qt_touch_extension") < 0) {
SDL_Log("error: can't add touch %s, %d", __FILE__, __LINE__);
}
switch (touchState) {
case QtWaylandTouchPointPressed:
case QtWaylandTouchPointReleased:
SDL_SendTouch(deviceId, (SDL_FingerID)id,
(touchState == QtWaylandTouchPointPressed) ? SDL_TRUE : SDL_FALSE,
xf, yf, pressuref);
break;
case QtWaylandTouchPointMoved:
SDL_SendTouchMotion(deviceId, (SDL_FingerID)id, xf, yf, pressuref);
break;
default:
/* Should not happen */
break;
}
}
void Android_OnTouch(int touch_device_id_in, int pointer_finger_id_in, int action, float x, float y, float p)
{
SDL_TouchID touchDeviceId = 0;
SDL_FingerID fingerId = 0;
int window_x, window_y;
if (!Android_Window) {
return;
}
touchDeviceId = (SDL_TouchID)touch_device_id_in;
if (!SDL_GetTouch(touchDeviceId)) {
if (SDL_AddTouch(touchDeviceId, "") < 0) {
SDL_Log("error: can't add touch %s, %d", __FILE__, __LINE__);
}
}
fingerId = (SDL_FingerID)pointer_finger_id_in;
switch (action) {
case ACTION_DOWN:
case ACTION_POINTER_1_DOWN:
if (!leftFingerDown) {
Android_GetWindowCoordinates(x, y, &window_x, &window_y);
/* send moved event */
SDL_SendMouseMotion(NULL, SDL_TOUCH_MOUSEID, 0, window_x, window_y);
/* send mouse down event */
SDL_SendMouseButton(NULL, SDL_TOUCH_MOUSEID, SDL_PRESSED, SDL_BUTTON_LEFT);
leftFingerDown = fingerId;
}
SDL_SendTouch(touchDeviceId, fingerId, SDL_TRUE, x, y, p);
break;
case ACTION_MOVE:
if (!leftFingerDown) {
Android_GetWindowCoordinates(x, y, &window_x, &window_y);
/* send moved event */
SDL_SendMouseMotion(NULL, SDL_TOUCH_MOUSEID, 0, window_x, window_y);
}
SDL_SendTouchMotion(touchDeviceId, fingerId, x, y, p);
break;
case ACTION_UP:
case ACTION_POINTER_1_UP:
if (fingerId == leftFingerDown) {
/* send mouse up */
SDL_SendMouseButton(NULL, SDL_TOUCH_MOUSEID, SDL_RELEASED, SDL_BUTTON_LEFT);
leftFingerDown = 0;
}
SDL_SendTouch(touchDeviceId, fingerId, SDL_FALSE, x, y, p);
break;
default:
break;
}
}
void Android_OnTouch(int touch_device_id_in, int pointer_finger_id_in, int action, float x, float y, float p)
{
SDL_TouchID touchDeviceId = 0;
SDL_FingerID fingerId = 0;
if (!Android_Window) {
return;
}
touchDeviceId = (SDL_TouchID)touch_device_id_in;
if (!SDL_GetTouch(touchDeviceId)) {
SDL_Touch touch;
memset( &touch, 0, sizeof(touch) );
touch.id = touchDeviceId;
touch.x_min = 0.0f;
touch.x_max = (float)Android_ScreenWidth;
touch.native_xres = touch.x_max - touch.x_min;
touch.y_min = 0.0f;
touch.y_max = (float)Android_ScreenHeight;
touch.native_yres = touch.y_max - touch.y_min;
touch.pressure_min = 0.0f;
touch.pressure_max = 1.0f;
touch.native_pressureres = touch.pressure_max - touch.pressure_min;
if (SDL_AddTouch(&touch, "") < 0) {
SDL_Log("error: can't add touch %s, %d", __FILE__, __LINE__);
}
}
fingerId = (SDL_FingerID)pointer_finger_id_in;
switch (action) {
case ACTION_DOWN:
case ACTION_POINTER_1_DOWN:
SDL_SendMouseMotion(Android_Window, 0, x, y);
SDL_SendMouseButton(Android_Window, SDL_PRESSED, SDL_BUTTON_LEFT);
SDL_SendFingerDown(touchDeviceId, fingerId, SDL_TRUE, x, y, p);
break;
case ACTION_MOVE:
SDL_SendMouseMotion(Android_Window, 0, x, y);
SDL_SendTouchMotion(touchDeviceId, fingerId, SDL_FALSE, x, y, p);
break;
case ACTION_UP:
case ACTION_POINTER_1_UP:
SDL_SendMouseButton(Android_Window, SDL_RELEASED, SDL_BUTTON_LEFT);
SDL_SendFingerDown(touchDeviceId, fingerId, SDL_FALSE, x, y, p);
break;
default:
break;
}
}
extern void SDL_ANDROID_MainThreadPushMultitouchMotion(int id, int x, int y, int force)
{
#if SDL_VERSION_ATLEAST(1,3,0)
SDL_SendTouchMotion(0, id, 0, (float)x / (float)window->w, (float)y / (float)window->h, force);
#endif
}
static void
HandleTouchMotion(int device_id, int source_id, float x, float y, float pressure)
{
SDL_SendTouchMotion(device_id, source_id, x, y, pressure);
}
void
SDL_EVDEV_Poll(void)
{
struct input_event events[32];
int i, j, len;
SDL_evdevlist_item *item;
SDL_Scancode scan_code;
int mouse_button;
SDL_Mouse *mouse;
float norm_x, norm_y;
if (!_this) {
return;
}
#if SDL_USE_LIBUDEV
SDL_UDEV_Poll();
#endif
mouse = SDL_GetMouse();
for (item = _this->first; item != NULL; item = item->next) {
while ((len = read(item->fd, events, (sizeof events))) > 0) {
len /= sizeof(events[0]);
for (i = 0; i < len; ++i) {
/* special handling for touchscreen, that should eventually be
used for all devices */
if (item->out_of_sync && item->is_touchscreen &&
events[i].type == EV_SYN && events[i].code != SYN_REPORT) {
break;
}
switch (events[i].type) {
case EV_KEY:
if (events[i].code >= BTN_MOUSE && events[i].code < BTN_MOUSE + SDL_arraysize(EVDEV_MouseButtons)) {
mouse_button = events[i].code - BTN_MOUSE;
if (events[i].value == 0) {
SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_RELEASED, EVDEV_MouseButtons[mouse_button]);
} else if (events[i].value == 1) {
SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_PRESSED, EVDEV_MouseButtons[mouse_button]);
}
break;
}
/* Probably keyboard */
scan_code = SDL_EVDEV_translate_keycode(events[i].code);
if (scan_code != SDL_SCANCODE_UNKNOWN) {
if (events[i].value == 0) {
SDL_SendKeyboardKey(SDL_RELEASED, scan_code);
} else if (events[i].value == 1 || events[i].value == 2 /* key repeated */) {
SDL_SendKeyboardKey(SDL_PRESSED, scan_code);
#ifdef SDL_INPUT_LINUXKD
SDL_EVDEV_do_text_input(events[i].code);
#endif /* SDL_INPUT_LINUXKD */
}
}
break;
case EV_ABS:
switch(events[i].code) {
case ABS_MT_SLOT:
if (!item->is_touchscreen) /* FIXME: temp hack */
break;
item->touchscreen_data->current_slot = events[i].value;
break;
case ABS_MT_TRACKING_ID:
if (!item->is_touchscreen) /* FIXME: temp hack */
break;
if (events[i].value >= 0) {
item->touchscreen_data->slots[item->touchscreen_data->current_slot].tracking_id = events[i].value;
item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_DOWN;
} else {
item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_UP;
}
break;
case ABS_MT_POSITION_X:
if (!item->is_touchscreen) /* FIXME: temp hack */
break;
item->touchscreen_data->slots[item->touchscreen_data->current_slot].x = events[i].value;
if (item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta == EVDEV_TOUCH_SLOTDELTA_NONE) {
item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_MOVE;
}
break;
case ABS_MT_POSITION_Y:
if (!item->is_touchscreen) /* FIXME: temp hack */
break;
item->touchscreen_data->slots[item->touchscreen_data->current_slot].y = events[i].value;
if (item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta == EVDEV_TOUCH_SLOTDELTA_NONE) {
item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_MOVE;
}
break;
case ABS_X:
if (item->is_touchscreen) /* FIXME: temp hack */
break;
SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, events[i].value, mouse->y);
break;
case ABS_Y:
if (item->is_touchscreen) /* FIXME: temp hack */
break;
SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, mouse->x, events[i].value);
break;
default:
break;
}
break;
case EV_REL:
switch(events[i].code) {
case REL_X:
SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, events[i].value, 0);
break;
case REL_Y:
SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, 0, events[i].value);
break;
case REL_WHEEL:
SDL_SendMouseWheel(mouse->focus, mouse->mouseID, 0, events[i].value, SDL_MOUSEWHEEL_NORMAL);
break;
case REL_HWHEEL:
SDL_SendMouseWheel(mouse->focus, mouse->mouseID, events[i].value, 0, SDL_MOUSEWHEEL_NORMAL);
break;
default:
break;
}
break;
case EV_SYN:
switch (events[i].code) {
case SYN_REPORT:
if (!item->is_touchscreen) /* FIXME: temp hack */
break;
for(j = 0; j < item->touchscreen_data->max_slots; j++) {
norm_x = (float)(item->touchscreen_data->slots[j].x - item->touchscreen_data->min_x) /
(float)item->touchscreen_data->range_x;
norm_y = (float)(item->touchscreen_data->slots[j].y - item->touchscreen_data->min_y) /
(float)item->touchscreen_data->range_y;
switch(item->touchscreen_data->slots[j].delta) {
case EVDEV_TOUCH_SLOTDELTA_DOWN:
SDL_SendTouch(item->fd, item->touchscreen_data->slots[j].tracking_id, SDL_TRUE, norm_x, norm_y, 1.0f);
item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
break;
case EVDEV_TOUCH_SLOTDELTA_UP:
SDL_SendTouch(item->fd, item->touchscreen_data->slots[j].tracking_id, SDL_FALSE, norm_x, norm_y, 1.0f);
item->touchscreen_data->slots[j].tracking_id = -1;
item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
break;
case EVDEV_TOUCH_SLOTDELTA_MOVE:
SDL_SendTouchMotion(item->fd, item->touchscreen_data->slots[j].tracking_id, norm_x, norm_y, 1.0f);
item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
break;
default:
break;
}
}
if (item->out_of_sync)
item->out_of_sync = 0;
break;
case SYN_DROPPED:
if (item->is_touchscreen)
item->out_of_sync = 1;
SDL_EVDEV_sync_device(item);
break;
default:
break;
}
break;
}
}
}
}
}
void
X11_PumpEvents(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
/* Update activity every 30 seconds to prevent screensaver */
if (_this->suspend_screensaver) {
Uint32 now = SDL_GetTicks();
if (!data->screensaver_activity ||
(int) (now - data->screensaver_activity) >= 30000) {
XResetScreenSaver(data->display);
data->screensaver_activity = now;
}
}
/* Keep processing pending events */
while (X11_Pending(data->display)) {
X11_DispatchEvent(_this);
}
#ifdef SDL_INPUT_LINUXEV
/* Process Touch events - TODO When X gets touch support, use that instead*/
int i = 0,rd;
char name[256];
struct input_event ev[64];
int size = sizeof (struct input_event);
for(i = 0;i < SDL_GetNumTouch();++i) {
SDL_Touch* touch = SDL_GetTouchIndex(i);
if(!touch) printf("Touch %i/%i DNE\n",i,SDL_GetNumTouch());
EventTouchData* data;
data = (EventTouchData*)(touch->driverdata);
if(data == NULL) {
printf("No driver data\n");
continue;
}
if(data->eventStream <= 0)
printf("Error: Couldn't open stream\n");
rd = read(data->eventStream, ev, size * 64);
//printf("Got %i/%i bytes\n",rd,size);
if(rd >= size) {
for (i = 0; i < rd / sizeof(struct input_event); i++) {
switch (ev[i].type) {
case EV_ABS:
//printf("Got position x: %i!\n",data->x);
switch (ev[i].code) {
case ABS_X:
data->x = ev[i].value;
break;
case ABS_Y:
data->y = ev[i].value;
break;
case ABS_PRESSURE:
data->pressure = ev[i].value;
if(data->pressure < 0) data->pressure = 0;
break;
case ABS_MISC:
if(ev[i].value == 0)
data->up = SDL_TRUE;
break;
}
break;
case EV_MSC:
if(ev[i].code == MSC_SERIAL)
data->finger = ev[i].value;
break;
case EV_SYN:
//printf("Id: %i\n",touch->id);
if(data->up) {
SDL_SendFingerDown(touch->id,data->finger,
SDL_FALSE,data->x,data->y,
data->pressure);
}
else if(data->x >= 0 || data->y >= 0)
SDL_SendTouchMotion(touch->id,data->finger,
SDL_FALSE,data->x,data->y,
data->pressure);
//printf("Synched: %i tx: %i, ty: %i\n",
// data->finger,data->x,data->y);
data->x = -1;
data->y = -1;
data->pressure = -1;
data->finger = 0;
data->up = SDL_FALSE;
break;
}
}
}
}
#endif
}
void
X11_PumpEvents(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
/* Update activity every 30 seconds to prevent screensaver */
if (_this->suspend_screensaver) {
Uint32 now = SDL_GetTicks();
if (!data->screensaver_activity ||
(int) (now - data->screensaver_activity) >= 30000) {
XResetScreenSaver(data->display);
#if SDL_USE_LIBDBUS
SDL_dbus_screensaver_tickle(_this);
#endif
data->screensaver_activity = now;
}
}
/* Keep processing pending events */
while (X11_Pending(data->display)) {
X11_DispatchEvent(_this);
}
/* FIXME: Only need to do this when there are pending focus changes */
X11_HandleFocusChanges(_this);
/*Dont process evtouch events if XInput2 multitouch is supported*/
if(X11_Xinput2IsMultitouchSupported()) {
return;
}
#ifdef SDL_INPUT_LINUXEV
/* Process Touch events*/
int i = 0,rd;
struct input_event ev[64];
int size = sizeof (struct input_event);
/* !!! FIXME: clean the tabstops out of here. */
for(i = 0;i < SDL_GetNumTouch();++i) {
SDL_Touch* touch = SDL_GetTouchIndex(i);
if(!touch) printf("Touch %i/%i DNE\n",i,SDL_GetNumTouch());
EventTouchData* data;
data = (EventTouchData*)(touch->driverdata);
if(data == NULL) {
printf("No driver data\n");
continue;
}
if(data->eventStream <= 0)
printf("Error: Couldn't open stream\n");
rd = read(data->eventStream, ev, size * 64);
if(rd >= size) {
for (i = 0; i < rd / sizeof(struct input_event); i++) {
switch (ev[i].type) {
case EV_ABS:
switch (ev[i].code) {
case ABS_X:
data->x = ev[i].value;
break;
case ABS_Y:
data->y = ev[i].value;
break;
case ABS_PRESSURE:
data->pressure = ev[i].value;
if(data->pressure < 0) data->pressure = 0;
break;
case ABS_MISC:
if(ev[i].value == 0)
data->up = SDL_TRUE;
break;
}
break;
case EV_MSC:
if(ev[i].code == MSC_SERIAL)
data->finger = ev[i].value;
break;
case EV_KEY:
if(ev[i].code == BTN_TOUCH)
if(ev[i].value == 0)
data->up = SDL_TRUE;
break;
case EV_SYN:
if(!data->down) {
data->down = SDL_TRUE;
SDL_SendFingerDown(touch->id,data->finger,
data->down, data->x, data->y,
data->pressure);
}
else if(!data->up)
SDL_SendTouchMotion(touch->id,data->finger,
SDL_FALSE, data->x,data->y,
data->pressure);
else
{
data->down = SDL_FALSE;
SDL_SendFingerDown(touch->id,data->finger,
data->down, data->x,data->y,
data->pressure);
data->x = -1;
data->y = -1;
data->pressure = -1;
data->finger = 0;
data->up = SDL_FALSE;
}
break;
}
}
}
}
#endif
}
/* Check to see if we need to synthesize focus events */
static SDL_bool
SDL_UpdateMouseFocus(SDL_Window * window, int x, int y, Uint32 buttonstate)
{
SDL_Mouse *mouse = SDL_GetMouse();
SDL_bool inWindow = SDL_TRUE;
if (window && ((window->flags & SDL_WINDOW_MOUSE_CAPTURE) == 0)) {
int w, h;
SDL_GetWindowSize(window, &w, &h);
if (x < 0 || y < 0 || x >= w || y >= h) {
inWindow = SDL_FALSE;
}
}
/* Linux doesn't give you mouse events outside your window unless you grab
the pointer.
Windows doesn't give you mouse events outside your window unless you call
SetCapture().
Both of these are slightly scary changes, so for now we'll punt and if the
mouse leaves the window you'll lose mouse focus and reset button state.
*/
#ifdef SUPPORT_DRAG_OUTSIDE_WINDOW
if (!inWindow && !buttonstate) {
#else
if (!inWindow) {
#endif
if (window == mouse->focus) {
#ifdef DEBUG_MOUSE
printf("Mouse left window, synthesizing move & focus lost event\n");
#endif
SDL_PrivateSendMouseMotion(window, mouse->mouseID, 0, x, y);
SDL_SetMouseFocus(NULL);
}
return SDL_FALSE;
}
if (window != mouse->focus) {
#ifdef DEBUG_MOUSE
printf("Mouse entered window, synthesizing focus gain & move event\n");
#endif
SDL_SetMouseFocus(window);
SDL_PrivateSendMouseMotion(window, mouse->mouseID, 0, x, y);
}
return SDL_TRUE;
}
int
SDL_SendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y)
{
if (window && !relative) {
SDL_Mouse *mouse = SDL_GetMouse();
if (!SDL_UpdateMouseFocus(window, x, y, mouse->buttonstate)) {
return 0;
}
}
return SDL_PrivateSendMouseMotion(window, mouseID, relative, x, y);
}
static int
GetScaledMouseDelta(float scale, int value, float *accum)
{
if (scale != 1.0f) {
*accum += scale * value;
if (*accum >= 0.0f) {
value = (int)SDL_floor(*accum);
} else {
value = (int)SDL_ceil(*accum);
}
*accum -= value;
}
return value;
}
static int
SDL_PrivateSendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y)
{
SDL_Mouse *mouse = SDL_GetMouse();
int posted;
int xrel;
int yrel;
/* SDL_HINT_MOUSE_TOUCH_EVENTS: controlling whether mouse events should generate synthetic touch events */
if (mouse->mouse_touch_events) {
if (mouseID != SDL_TOUCH_MOUSEID && !relative && track_mouse_down) {
if (window) {
float fx = (float)x / (float)window->w;
float fy = (float)y / (float)window->h;
SDL_SendTouchMotion(SDL_MOUSE_TOUCHID, 0, fx, fy, 1.0f);
}
}
}
if (mouseID != SDL_TOUCH_MOUSEID && mouse->relative_mode_warp) {
int center_x = 0, center_y = 0;
SDL_GetWindowSize(window, ¢er_x, ¢er_y);
center_x /= 2;
center_y /= 2;
if (x == center_x && y == center_y) {
mouse->last_x = center_x;
mouse->last_y = center_y;
return 0;
}
SDL_WarpMouseInWindow(window, center_x, center_y);
}
if (relative) {
if (mouse->relative_mode) {
x = GetScaledMouseDelta(mouse->relative_speed_scale, x, &mouse->scale_accum_x);
y = GetScaledMouseDelta(mouse->relative_speed_scale, y, &mouse->scale_accum_y);
} else {
x = GetScaledMouseDelta(mouse->normal_speed_scale, x, &mouse->scale_accum_x);
y = GetScaledMouseDelta(mouse->normal_speed_scale, y, &mouse->scale_accum_y);
}
xrel = x;
yrel = y;
x = (mouse->last_x + xrel);
y = (mouse->last_y + yrel);
} else {
xrel = x - mouse->last_x;
yrel = y - mouse->last_y;
}
/* Drop events that don't change state */
if (!xrel && !yrel) {
#ifdef DEBUG_MOUSE
printf("Mouse event didn't change state - dropped!\n");
#endif
return 0;
}
/* Ignore relative motion when first positioning the mouse */
if (!mouse->has_position) {
xrel = 0;
yrel = 0;
mouse->has_position = SDL_TRUE;
}
/* Ignore relative motion positioning the first touch */
if (mouseID == SDL_TOUCH_MOUSEID && !mouse->buttonstate) {
xrel = 0;
yrel = 0;
}
/* Update internal mouse coordinates */
if (!mouse->relative_mode) {
mouse->x = x;
mouse->y = y;
} else {
mouse->x += xrel;
mouse->y += yrel;
}
/* make sure that the pointers find themselves inside the windows,
unless we have the mouse captured. */
if (window && ((window->flags & SDL_WINDOW_MOUSE_CAPTURE) == 0)) {
int x_max = 0, y_max = 0;
/* !!! FIXME: shouldn't this be (window) instead of (mouse->focus)? */
SDL_GetWindowSize(mouse->focus, &x_max, &y_max);
--x_max;
--y_max;
if (mouse->x > x_max) {
mouse->x = x_max;
}
if (mouse->x < 0) {
mouse->x = 0;
}
if (mouse->y > y_max) {
mouse->y = y_max;
}
if (mouse->y < 0) {
mouse->y = 0;
}
}
mouse->xdelta += xrel;
mouse->ydelta += yrel;
/* Move the mouse cursor, if needed */
if (mouse->cursor_shown && !mouse->relative_mode &&
mouse->MoveCursor && mouse->cur_cursor) {
mouse->MoveCursor(mouse->cur_cursor);
}
/* Post the event, if desired */
posted = 0;
if (SDL_GetEventState(SDL_MOUSEMOTION) == SDL_ENABLE) {
SDL_Event event;
event.motion.type = SDL_MOUSEMOTION;
event.motion.windowID = mouse->focus ? mouse->focus->id : 0;
event.motion.which = mouseID;
event.motion.state = mouse->buttonstate;
event.motion.x = mouse->x;
event.motion.y = mouse->y;
event.motion.xrel = xrel;
event.motion.yrel = yrel;
posted = (SDL_PushEvent(&event) > 0);
}
if (relative) {
mouse->last_x = mouse->x;
mouse->last_y = mouse->y;
} else {
/* Use unclamped values if we're getting events outside the window */
mouse->last_x = x;
mouse->last_y = y;
}
return posted;
}
/* We need our own event queue, because Free Heroes 2 game uses
* SDL_SetEventFilter(), and it calls SDL_Flip() from inside
* it's custom filter function, and SDL_Flip() does not work
* when it's not called from the main() thread.
* So we, like, push the events into our own queue,
* read each event from that queue inside SDL_ANDROID_PumpEvents(),
* unlock the mutex, and push the event to SDL queue,
* which is then immediately read by SDL from the same thread,
* and then SDL invokes event filter function from FHeroes2.
* FHeroes2 call SDL_Flip() from inside that event filter function,
* and it works, because it is called from the main() thread.
*/
extern void SDL_ANDROID_PumpEvents()
{
static int oldMouseButtons = 0;
SDL_Event ev;
SDL_ANDROID_processAndroidTrackballDampening();
SDL_ANDROID_processMoveMouseWithKeyboard();
#if SDL_VERSION_ATLEAST(1,3,0)
SDL_Window * window = SDL_GetFocusWindow();
if( !window )
return;
#endif
if( !BufferedEventsMutex )
BufferedEventsMutex = SDL_CreateMutex();
SDL_mutexP(BufferedEventsMutex);
while( BufferedEventsStart != BufferedEventsEnd )
{
ev = BufferedEvents[BufferedEventsStart];
BufferedEvents[BufferedEventsStart].type = 0;
BufferedEventsStart++;
if( BufferedEventsStart >= MAX_BUFFERED_EVENTS )
BufferedEventsStart = 0;
SDL_mutexV(BufferedEventsMutex);
switch( ev.type )
{
case SDL_MOUSEMOTION:
SDL_SendMouseMotion( ANDROID_CurrentWindow, 0, ev.motion.x, ev.motion.y );
break;
case SDL_MOUSEBUTTONDOWN:
if( ((oldMouseButtons & SDL_BUTTON(ev.button.button)) != 0) != ev.button.state )
{
oldMouseButtons = (oldMouseButtons & ~SDL_BUTTON(ev.button.button)) | (ev.button.state ? SDL_BUTTON(ev.button.button) : 0);
SDL_SendMouseButton( ANDROID_CurrentWindow, ev.button.state, ev.button.button );
}
break;
case SDL_KEYDOWN:
//__android_log_print(ANDROID_LOG_INFO, "libSDL", "SDL_KEYDOWN: %i %i", ev->key.keysym.sym, ev->key.state);
SDL_SendKeyboardKey( ev.key.state, &ev.key.keysym );
break;
case SDL_JOYAXISMOTION:
if( ev.jaxis.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jaxis.which] )
SDL_PrivateJoystickAxis( SDL_ANDROID_CurrentJoysticks[ev.jaxis.which], ev.jaxis.axis, ev.jaxis.value );
break;
case SDL_JOYBUTTONDOWN:
if( ev.jbutton.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jbutton.which] )
SDL_PrivateJoystickButton( SDL_ANDROID_CurrentJoysticks[ev.jbutton.which], ev.jbutton.button, ev.jbutton.state );
break;
case SDL_JOYBALLMOTION:
if( ev.jball.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jbutton.which] )
SDL_PrivateJoystickBall( SDL_ANDROID_CurrentJoysticks[ev.jball.which], ev.jball.ball, ev.jball.xrel, ev.jball.yrel );
break;
#if SDL_VERSION_ATLEAST(1,3,0)
//if( ANDROID_CurrentWindow )
// SDL_SendWindowEvent(ANDROID_CurrentWindow, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
#else
case SDL_ACTIVEEVENT:
SDL_PrivateAppActive(ev.active.gain, ev.active.state);
break;
#endif
#if SDL_VERSION_ATLEAST(1,3,0)
case SDL_FINGERMOTION:
SDL_SendTouchMotion(0, ev.tfinger.fingerId, 0, (float)ev.tfinger.x / (float)window->w, (float)ev.tfinger.y / (float)window->h, ev.tfinger.pressure);
break;
case SDL_FINGERDOWN:
SDL_SendFingerDown(0, ev.tfinger.fingerId, ev.tfinger.state ? 1 : 0, (float)ev.tfinger.x / (float)window->w, (float)ev.tfinger.y / (float)window->h, ev.tfinger.pressure);
break;
case SDL_TEXTINPUT:
SDL_SendKeyboardText(ev.text.text);
break;
case SDL_MOUSEWHEEL:
SDL_SendMouseWheel( ANDROID_CurrentWindow, ev.wheel.x, ev.wheel.y );
break;
#endif
}
SDL_mutexP(BufferedEventsMutex);
}
SDL_mutexV(BufferedEventsMutex);
};
