From a63230e59cfdaad42c3444b2bc4be5480202e527 Mon Sep 17 00:00:00 2001 From: Drew DeVault Date: Tue, 13 Jun 2017 10:27:15 -0400 Subject: Implement libinput wlr_pointer --- backend/libinput/pointer.c | 129 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 129 insertions(+) create mode 100644 backend/libinput/pointer.c (limited to 'backend/libinput/pointer.c') diff --git a/backend/libinput/pointer.c b/backend/libinput/pointer.c new file mode 100644 index 00000000..0139fd60 --- /dev/null +++ b/backend/libinput/pointer.c @@ -0,0 +1,129 @@ +#include +#include +#include +#include +#include +#include +#include "backend/libinput.h" +#include "common/log.h" +#include "types.h" + +struct wlr_pointer *wlr_libinput_pointer_create( + struct libinput_device *device) { + assert(device); + return wlr_pointer_create(NULL, NULL); +} + +void handle_pointer_motion(struct libinput_event *event, + struct libinput_device *device) { + struct wlr_input_device *dev = + get_appropriate_device(WLR_INPUT_DEVICE_POINTER, device); + if (!dev) { + wlr_log(L_DEBUG, "Got a pointer event for a device with no pointers?"); + return; + } + struct libinput_event_pointer *pevent = + libinput_event_get_pointer_event(event); + struct wlr_pointer_motion *wlr_event = + calloc(1, sizeof(struct wlr_pointer_motion)); + wlr_event->time_sec = libinput_event_pointer_get_time(pevent); + wlr_event->time_usec = libinput_event_pointer_get_time_usec(pevent); + wlr_event->delta_x = libinput_event_pointer_get_dx(pevent); + wlr_event->delta_y = libinput_event_pointer_get_dy(pevent); + wl_signal_emit(&dev->pointer->events.motion, wlr_event); +} + +void handle_pointer_motion_abs(struct libinput_event *event, + struct libinput_device *device) { + struct wlr_input_device *dev = + get_appropriate_device(WLR_INPUT_DEVICE_POINTER, device); + if (!dev) { + wlr_log(L_DEBUG, "Got a pointer event for a device with no pointers?"); + return; + } + struct libinput_event_pointer *pevent = + libinput_event_get_pointer_event(event); + struct wlr_pointer_motion_absolute *wlr_event = + calloc(1, sizeof(struct wlr_pointer_motion_absolute)); + wlr_event->time_sec = libinput_event_pointer_get_time(pevent); + wlr_event->time_usec = libinput_event_pointer_get_time_usec(pevent); + wlr_event->x_mm = libinput_event_pointer_get_absolute_x(pevent); + wlr_event->y_mm = libinput_event_pointer_get_absolute_y(pevent); + libinput_device_get_size(device, &wlr_event->width_mm, &wlr_event->height_mm); + wl_signal_emit(&dev->pointer->events.motion_absolute, wlr_event); +} + +void handle_pointer_button(struct libinput_event *event, + struct libinput_device *device) { + struct wlr_input_device *dev = + get_appropriate_device(WLR_INPUT_DEVICE_POINTER, device); + if (!dev) { + wlr_log(L_DEBUG, "Got a pointer event for a device with no pointers?"); + return; + } + struct libinput_event_pointer *pevent = + libinput_event_get_pointer_event(event); + struct wlr_pointer_button *wlr_event = + calloc(1, sizeof(struct wlr_pointer_button)); + wlr_event->time_sec = libinput_event_pointer_get_time(pevent); + wlr_event->time_usec = libinput_event_pointer_get_time_usec(pevent); + wlr_event->button = libinput_event_pointer_get_button(pevent); + switch (libinput_event_pointer_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(&dev->pointer->events.button, wlr_event); +} + +void handle_pointer_axis(struct libinput_event *event, + struct libinput_device *device) { + struct wlr_input_device *dev = + get_appropriate_device(WLR_INPUT_DEVICE_POINTER, device); + if (!dev) { + wlr_log(L_DEBUG, "Got a pointer event for a device with no pointers?"); + return; + } + struct libinput_event_pointer *pevent = + libinput_event_get_pointer_event(event); + struct wlr_pointer_axis *wlr_event = + calloc(1, sizeof(struct wlr_pointer_axis)); + wlr_event->time_sec = libinput_event_pointer_get_time(pevent); + wlr_event->time_usec = libinput_event_pointer_get_time_usec(pevent); + switch (libinput_event_pointer_get_axis_source(pevent)) { + case LIBINPUT_POINTER_AXIS_SOURCE_WHEEL: + wlr_event->source = WLR_AXIS_SOURCE_WHEEL; + break; + case LIBINPUT_POINTER_AXIS_SOURCE_FINGER: + wlr_event->source = WLR_AXIS_SOURCE_FINGER; + break; + case LIBINPUT_POINTER_AXIS_SOURCE_CONTINUOUS: + wlr_event->source = WLR_AXIS_SOURCE_CONTINUOUS; + break; + case LIBINPUT_POINTER_AXIS_SOURCE_WHEEL_TILT: + wlr_event->source = WLR_AXIS_SOURCE_WHEEL_TILT; + break; + } + enum libinput_pointer_axis axies[] = { + LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL, + LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL, + }; + for (size_t i = 0; i < sizeof(axies) / sizeof(axies[0]); ++i) { + if (libinput_event_pointer_has_axis(pevent, axies[i])) { + switch (axies[i]) { + case LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL: + wlr_event->orientation = WLR_AXIS_ORIENTATION_VERTICAL; + break; + case LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL: + wlr_event->orientation = WLR_AXIS_ORIENTATION_HORIZONTAL; + break; + } + wlr_event->delta = libinput_event_pointer_get_axis_value( + pevent, axies[i]); + } + wl_signal_emit(&dev->pointer->events.axis, wlr_event); + } +} -- cgit v1.2.3