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#include <stdlib.h>
#include <assert.h>
#include <libinput.h>
#include <wlr/backend/session.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/interfaces/wlr_tablet_pad.h>
#include <wlr/util/log.h>
#include "backend/libinput.h"
struct wlr_tablet_pad *wlr_libinput_tablet_pad_create(
struct libinput_device *libinput_dev) {
assert(libinput_dev);
struct wlr_tablet_pad *wlr_tablet_pad = calloc(1, sizeof(struct wlr_tablet_pad));
if (!wlr_tablet_pad) {
wlr_log(L_ERROR, "Unable to allocate wlr_tablet_pad");
return NULL;
}
wlr_tablet_pad_init(wlr_tablet_pad, NULL);
return wlr_tablet_pad;
}
void handle_tablet_pad_button(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_TABLET_PAD, libinput_dev);
if (!wlr_dev) {
wlr_log(L_DEBUG, "Got a tablet pad event for a device with no tablet pad?");
return;
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_button wlr_event = { 0 };
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_pad_get_time_usec(pevent));
wlr_event.button = libinput_event_tablet_pad_get_button_number(pevent);
switch (libinput_event_tablet_pad_get_button_state(pevent)) {
case LIBINPUT_BUTTON_STATE_PRESSED:
wlr_event.state = WLR_BUTTON_PRESSED;
break;
case LIBINPUT_BUTTON_STATE_RELEASED:
wlr_event.state = WLR_BUTTON_RELEASED;
break;
}
wl_signal_emit(&wlr_dev->tablet_pad->events.button, &wlr_event);
}
void handle_tablet_pad_ring(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_TABLET_PAD, libinput_dev);
if (!wlr_dev) {
wlr_log(L_DEBUG, "Got a tablet pad event for a device with no tablet pad?");
return;
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_ring wlr_event = { 0 };
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_pad_get_time_usec(pevent));
wlr_event.ring = libinput_event_tablet_pad_get_ring_number(pevent);
wlr_event.position = libinput_event_tablet_pad_get_ring_position(pevent);
switch (libinput_event_tablet_pad_get_ring_source(pevent)) {
case LIBINPUT_TABLET_PAD_RING_SOURCE_UNKNOWN:
wlr_event.source = WLR_TABLET_PAD_RING_SOURCE_UNKNOWN;
break;
case LIBINPUT_TABLET_PAD_RING_SOURCE_FINGER:
wlr_event.source = WLR_TABLET_PAD_RING_SOURCE_FINGER;
break;
}
wl_signal_emit(&wlr_dev->tablet_pad->events.ring, &wlr_event);
}
void handle_tablet_pad_strip(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_TABLET_PAD, libinput_dev);
if (!wlr_dev) {
wlr_log(L_DEBUG, "Got a tablet pad event for a device with no tablet pad?");
return;
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_strip wlr_event = { 0 };
wlr_event.time_msec =
usec_to_msec(libinput_event_tablet_pad_get_time_usec(pevent));
wlr_event.strip = libinput_event_tablet_pad_get_strip_number(pevent);
wlr_event.position = libinput_event_tablet_pad_get_strip_position(pevent);
switch (libinput_event_tablet_pad_get_strip_source(pevent)) {
case LIBINPUT_TABLET_PAD_STRIP_SOURCE_UNKNOWN:
wlr_event.source = WLR_TABLET_PAD_STRIP_SOURCE_UNKNOWN;
break;
case LIBINPUT_TABLET_PAD_STRIP_SOURCE_FINGER:
wlr_event.source = WLR_TABLET_PAD_STRIP_SOURCE_FINGER;
break;
}
wl_signal_emit(&wlr_dev->tablet_pad->events.strip, &wlr_event);
}
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