/* send a button event */
static void wcmSendButtonClick(WacomDevicePtr priv, int button, int state)
{
int mode = is_absolute(priv->pInfo);
/* send button event in state */
xf86PostButtonEventP(priv->pInfo->dev, mode,button,
state,0,0,0);
/* We have changed the button state (from down to up) for the device
* so we need to update the record */
if (button == 1)
priv->oldState.buttons = 0;
}
static void process_state(InputInfoPtr local,
const struct mtev_mtouch *mt)
{
const struct mtev_touch_point *tp;
static int pdown = 0;
int valuators[MAX_VALUATORS];
int down;
int valix;
int contacts;
contacts = valix = down = 0;
while ((tp = mtouch_get_contact(mt, contacts)) != NULL) {
contacts++;
// We don't do remapping of tracking id's so
// make sure clients don't see too high tracking_id numbers
if (tp->tracking_id < MT_NUM_FINGERS) {
int x;
int y;
x = tp->position_x;
y = tp->position_y;
if (mt->swap_xy) {
const int tmp = y;
y = x;
x = tmp;
}
if (mt->invert_x)
x = mt->max_x - x + mt->min_x;
if (mt->invert_y)
y = mt->max_y - y + mt->min_y;
valuators[valix++] = x;
valuators[valix++] = y;
valuators[valix++] = tp->touch_major;
if (mt->caps.has_touch_minor)
valuators[valix++] = tp->touch_minor;
else
valuators[valix++] = tp->touch_major;
valuators[valix++] = tp->tracking_id;
down++;
}
// Don't deliver more than MaxContacts
if (down >= MT_NUM_FINGERS)
break;
}
/* Some x-clients assume they get motion events before button down */
if (down)
xf86PostMotionEventP(local->dev, TRUE,
0, down * MT_AXIS_PER_FINGER, valuators);
if(down && pdown == 0)
xf86PostButtonEventP(local->dev, TRUE,
1, 1,
0, down * MT_AXIS_PER_FINGER, valuators);
else if (down == 0 && pdown)
xf86PostButtonEvent(local->dev, TRUE, 1, 0, 0, 0);
pdown = !!down;
}