static bool cavan_mouse_event_handler(struct cavan_input_device *dev, struct input_event *event, void *data)
{
struct cavan_mouse_device *mouse = (struct cavan_mouse_device *) dev;
switch (event->type)
{
case EV_KEY:
switch (event->code)
{
case BTN_LEFT:
case BTN_RIGHT:
case BTN_MIDDLE:
cavan_input_service_append_key_message(data, \
CAVAN_INPUT_MESSAGE_MOUSE_TOUCH, NULL, event->code, event->value);
break;
default:
return false;
}
break;
case EV_REL:
switch (event->code)
{
case REL_X:
mouse->x = event->value;
break;
case REL_Y:
mouse->y = event->value;
break;
case REL_WHEEL:
cavan_input_service_append_key_message(data, \
CAVAN_INPUT_MESSAGE_WHEEL, NULL, REL_WHEEL, event->value);
break;
default:
return false;
}
break;
case EV_SYN:
if (mouse->x || mouse->y)
{
if (cavan_input_service_append_vector_message(data, \
CAVAN_INPUT_MESSAGE_MOUSE_MOVE, mouse->x, mouse->y, 0))
{
mouse->x = mouse->y = 0;
}
}
break;
default:
return false;
}
return true;
}
static bool cavan_touchpad_event_handler(struct cavan_input_device *dev, struct input_event *event, void *data)
{
int xdiff, ydiff;
struct cavan_input_service *service = data;
struct cavan_touchpad_device *touchpad = (struct cavan_touchpad_device *) dev;
switch (event->type)
{
case EV_KEY:
switch (event->code)
{
case BTN_TOUCH:
switch (touchpad->state)
{
case CAVAN_TOUCHPAD_STATE_DOWN1:
if (touchpad->mode == CAVAN_TOUCHPAD_MODE_NONE)
{
touchpad->state = CAVAN_TOUCHPAD_STATE_UP1;
cavan_timer_remove(&service->timer_service, &touchpad->timer);
cavan_touchpad_touch(touchpad, service, 1);
touchpad->timer.private_data = service;
touchpad->timer.handler = cavan_touchpad_timer_handler_up;
cavan_timer_insert(&service->timer_service, &touchpad->timer, 200);
}
else
{
touchpad->state = CAVAN_TOUCHPAD_STATE_IDLE;
touchpad->mode = CAVAN_TOUCHPAD_MODE_NONE;
}
break;
case CAVAN_TOUCHPAD_STATE_UP1:
touchpad->state = CAVAN_TOUCHPAD_STATE_DOWN2;
cavan_timer_remove(&service->timer_service, &touchpad->timer);
touchpad->timer.private_data = service;
touchpad->timer.handler = cavan_touchpad_timer_handler_down;
cavan_timer_insert(&service->timer_service, &touchpad->timer, 200);
break;
case CAVAN_TOUCHPAD_STATE_DOWN2:
cavan_touchpad_touch(touchpad, service, 0);
if (touchpad->mode == CAVAN_TOUCHPAD_MODE_NONE)
{
touchpad->state = CAVAN_TOUCHPAD_STATE_UP2;
cavan_touchpad_touch(touchpad, service, 1);
touchpad->timer.private_data = service;
touchpad->timer.handler = cavan_touchpad_timer_handler_up;
cavan_timer_insert(&service->timer_service, &touchpad->timer, 200);
}
else
{
touchpad->state = CAVAN_TOUCHPAD_STATE_IDLE;
touchpad->mode = CAVAN_TOUCHPAD_MODE_NONE;
}
break;
case CAVAN_TOUCHPAD_STATE_UP2:
cavan_timer_remove(&service->timer_service, &touchpad->timer);
cavan_touchpad_touch(touchpad, service, 0);
case CAVAN_TOUCHPAD_STATE_IDLE:
if (event->value)
{
touchpad->state = CAVAN_TOUCHPAD_STATE_DOWN1;
touchpad->timer.private_data = service;
touchpad->timer.handler = cavan_touchpad_timer_handler_down;
cavan_timer_insert(&service->timer_service, &touchpad->timer, 100);
}
else
{
touchpad->state = CAVAN_TOUCHPAD_STATE_IDLE;
touchpad->mode = CAVAN_TOUCHPAD_MODE_NONE;
}
break;
}
break;
case BTN_LEFT:
case BTN_RIGHT:
case BTN_MIDDLE:
case BTN_0:
case BTN_1:
cavan_input_service_append_key_message(data, \
CAVAN_INPUT_MESSAGE_MOUSE_TOUCH, NULL, event->code, event->value);
break;
default:
return false;
}
break;
case EV_ABS:
switch (event->code)
{
case ABS_X:
touchpad->x = event->value;
break;
case ABS_Y:
touchpad->y = event->value;
break;
case ABS_PRESSURE:
case ABS_TOOL_WIDTH:
break;
default:
return false;
}
break;
case EV_SYN:
switch (touchpad->mode)
{
case CAVAN_TOUCHPAD_MODE_WHEEL:
ydiff = (touchpad->yold - touchpad->y) * touchpad->yspeed;
if (ydiff)
{
cavan_input_service_append_key_message(data, \
CAVAN_INPUT_MESSAGE_WHEEL, NULL, REL_HWHEEL, ydiff > 0 ? 1 : -1);
touchpad->yold = touchpad->y;
}
break;
case CAVAN_TOUCHPAD_MODE_HWHEEL:
xdiff = (touchpad->xold - touchpad->x) * touchpad->xspeed;
if (xdiff)
{
cavan_input_service_append_key_message(data, \
CAVAN_INPUT_MESSAGE_WHEEL, NULL, REL_WHEEL, xdiff > 0 ? 1 : -1);
touchpad->xold = touchpad->x;
}
break;
case CAVAN_TOUCHPAD_MODE_MOVE:
xdiff = (touchpad->x - touchpad->xold) * touchpad->xspeed;
ydiff = (touchpad->y - touchpad->yold) * touchpad->yspeed;
if (xdiff || ydiff)
{
cavan_input_service_append_vector_message(data, \
CAVAN_INPUT_MESSAGE_MOUSE_MOVE, xdiff, ydiff, 0);
touchpad->xold = touchpad->x;
touchpad->yold = touchpad->y;
}
break;
case CAVAN_TOUCHPAD_MODE_NONE:
break;
}
break;
default:
return false;
}
return true;
}
