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100 lines
3.5 KiB
100 lines
3.5 KiB
#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_touch.h>
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#include <wlr/util/log.h>
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#include <wlr/util/signal.h>
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#include "backend/libinput.h"
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struct wlr_touch *wlr_libinput_touch_create(
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struct libinput_device *libinput_dev) {
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assert(libinput_dev);
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struct wlr_touch *wlr_touch = calloc(1, sizeof(struct wlr_touch));
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if (!wlr_touch) {
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wlr_log(L_ERROR, "Unable to allocate wlr_touch");
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return NULL;
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}
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wlr_touch_init(wlr_touch, NULL);
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return wlr_touch;
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}
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void handle_touch_down(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_TOUCH, libinput_dev);
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if (!wlr_dev) {
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wlr_log(L_DEBUG, "Got a touch event for a device with no touch?");
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return;
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}
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struct libinput_event_touch *tevent =
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libinput_event_get_touch_event(event);
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struct wlr_event_touch_down wlr_event = { 0 };
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wlr_event.device = wlr_dev;
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wlr_event.time_msec =
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usec_to_msec(libinput_event_touch_get_time_usec(tevent));
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wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
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wlr_event.x_mm = libinput_event_touch_get_x(tevent);
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wlr_event.y_mm = libinput_event_touch_get_y(tevent);
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libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
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wlr_signal_emit_safe(&wlr_dev->touch->events.down, &wlr_event);
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}
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void handle_touch_up(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_TOUCH, libinput_dev);
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if (!wlr_dev) {
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wlr_log(L_DEBUG, "Got a touch event for a device with no touch?");
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return;
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}
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struct libinput_event_touch *tevent =
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libinput_event_get_touch_event(event);
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struct wlr_event_touch_up wlr_event = { 0 };
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wlr_event.device = wlr_dev;
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wlr_event.time_msec =
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usec_to_msec(libinput_event_touch_get_time_usec(tevent));
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wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
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wlr_signal_emit_safe(&wlr_dev->touch->events.up, &wlr_event);
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}
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void handle_touch_motion(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_TOUCH, libinput_dev);
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if (!wlr_dev) {
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wlr_log(L_DEBUG, "Got a touch event for a device with no touch?");
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return;
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}
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struct libinput_event_touch *tevent =
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libinput_event_get_touch_event(event);
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struct wlr_event_touch_motion wlr_event = { 0 };
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wlr_event.device = wlr_dev;
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wlr_event.time_msec =
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usec_to_msec(libinput_event_touch_get_time_usec(tevent));
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wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
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wlr_event.x_mm = libinput_event_touch_get_x(tevent);
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wlr_event.y_mm = libinput_event_touch_get_y(tevent);
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libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm);
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wlr_signal_emit_safe(&wlr_dev->touch->events.motion, &wlr_event);
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}
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void handle_touch_cancel(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_TOUCH, libinput_dev);
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if (!wlr_dev) {
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wlr_log(L_DEBUG, "Got a touch event for a device with no touch?");
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return;
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}
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struct libinput_event_touch *tevent =
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libinput_event_get_touch_event(event);
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struct wlr_event_touch_cancel wlr_event = { 0 };
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wlr_event.device = wlr_dev;
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wlr_event.time_msec =
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usec_to_msec(libinput_event_touch_get_time_usec(tevent));
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wlr_event.touch_id = libinput_event_touch_get_slot(tevent);
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wlr_signal_emit_safe(&wlr_dev->touch->events.cancel, &wlr_event);
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}
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