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