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Implement the pointer-gestures-unstable-v1 protocol

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This protocol relays touchpad gesture events produced by libinput to
supporting clients (e.g. Evince, Eye of GNOME).
This commit is contained in:
Greg V 2019-01-26 01:51:38 +03:00 • committed by emersion
parent 018727b1fc
commit 9fe8e37961
16 changed files with 790 additions and 0 deletions
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120
backend/libinput/pointer.c
View file

@ -140,3 +140,123 @@ void handle_pointer_axis(struct libinput_event *event,
}
wlr_signal_emit_safe(&wlr_dev->pointer->events.frame, wlr_dev->pointer);
}
void handle_pointer_swipe_begin(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_swipe_begin wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.fingers = libinput_event_gesture_get_finger_count(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.swipe_begin, &wlr_event);
}
void handle_pointer_swipe_update(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_swipe_update wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.fingers = libinput_event_gesture_get_finger_count(gevent),
.dx = libinput_event_gesture_get_dx(gevent),
.dy = libinput_event_gesture_get_dy(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.swipe_update, &wlr_event);
}
void handle_pointer_swipe_end(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_swipe_end wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.cancelled = libinput_event_gesture_get_cancelled(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.swipe_end, &wlr_event);
}
void handle_pointer_pinch_begin(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_pinch_begin wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.fingers = libinput_event_gesture_get_finger_count(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.pinch_begin, &wlr_event);
}
void handle_pointer_pinch_update(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_pinch_update wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.fingers = libinput_event_gesture_get_finger_count(gevent),
.dx = libinput_event_gesture_get_dx(gevent),
.dy = libinput_event_gesture_get_dy(gevent),
.scale = libinput_event_gesture_get_scale(gevent),
.rotation = libinput_event_gesture_get_angle_delta(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.pinch_update, &wlr_event);
}
void handle_pointer_pinch_end(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_POINTER, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a pointer gesture event for a device with no pointers?");
return;
}
struct libinput_event_gesture *gevent =
libinput_event_get_gesture_event(event);
struct wlr_event_pointer_pinch_end wlr_event = {
.device = wlr_dev,
.time_msec =
usec_to_msec(libinput_event_gesture_get_time_usec(gevent)),
.cancelled = libinput_event_gesture_get_cancelled(gevent),
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.pinch_end, &wlr_event);
}