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Handle tablet motion in example compositor

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This commit is contained in:
Drew DeVault 2017-09-21 18:30:04 -04:00
parent 446adda1a3
commit d558745633
3 changed files with 39 additions and 2 deletions
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37
examples/compositor.c
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@ -7,6 +7,8 @@
#include <unistd.h> #include <unistd.h>
#include <sys/mman.h> #include <sys/mman.h>
#include <wayland-server.h> #include <wayland-server.h>
// TODO: BSD et al
#include <linux/input-event-codes.h>
#include <wlr/backend.h> #include <wlr/backend.h>
#include <wlr/backend/session.h> #include <wlr/backend/session.h>
#include <wlr/render.h> #include <wlr/render.h>
@ -59,6 +61,10 @@ struct sample_state {
struct wl_listener cursor_button; struct wl_listener cursor_button;
struct wl_listener cursor_axis; struct wl_listener cursor_axis;
struct wl_listener tool_axis;
struct wl_listener tool_tip;
struct wl_listener tool_button;
struct wl_listener new_xdg_surface_v6; struct wl_listener new_xdg_surface_v6;
struct wlr_xdg_surface_v6 *focused_surface; struct wlr_xdg_surface_v6 *focused_surface;
@ -431,6 +437,31 @@ static void handle_cursor_button(struct wl_listener *listener, void *data) {
event->button, event->state); event->button, event->state);
} }
static void handle_tool_axis(struct wl_listener *listener, void *data) {
struct sample_state *sample =
wl_container_of(listener, sample, tool_axis);
struct wlr_event_tablet_tool_axis *event = data;
if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X) &&
(event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
wlr_cursor_warp_absolute(sample->cursor, event->device,
event->x_mm / event->width_mm, event->y_mm / event->height_mm);
update_pointer_position(sample, event->time_sec);
}
}
static void handle_tool_tip(struct wl_listener *listener, void *data) {
struct sample_state *sample =
wl_container_of(listener, sample, tool_tip);
struct wlr_event_tablet_tool_tip *event = data;
struct wlr_xdg_surface_v6 *surface =
example_xdg_surface_at(sample, sample->cursor->x, sample->cursor->y);
example_set_focused_surface(sample, surface);
wlr_seat_pointer_send_button(sample->wl_seat, event->time_sec,
BTN_MOUSE, event->state);
}
static void handle_input_add(struct compositor_state *state, static void handle_input_add(struct compositor_state *state,
struct wlr_input_device *device) { struct wlr_input_device *device) {
struct sample_state *sample = state->data; struct sample_state *sample = state->data;
@ -528,6 +559,12 @@ int main(int argc, char *argv[]) {
wl_signal_add(&state.cursor->events.axis, &state.cursor_axis); wl_signal_add(&state.cursor->events.axis, &state.cursor_axis);
state.cursor_axis.notify = handle_cursor_axis; state.cursor_axis.notify = handle_cursor_axis;
wl_signal_add(&state.cursor->events.tablet_tool_axis, &state.tool_axis);
state.tool_axis.notify = handle_tool_axis;
wl_signal_add(&state.cursor->events.tablet_tool_tip, &state.tool_tip);
state.tool_tip.notify = handle_tool_tip;
compositor_init(&compositor); compositor_init(&compositor);
state.renderer = wlr_gles2_renderer_create(compositor.backend); state.renderer = wlr_gles2_renderer_create(compositor.backend);

2
include/wlr/types/wlr_seat.h
View file

@ -107,6 +107,6 @@ void wlr_seat_pointer_send_motion(struct wlr_seat *wlr_seat, uint32_t time,
* button event are surface-local. * button event are surface-local.
*/ */
void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time, void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
uint32_t button, enum wlr_button_state state); uint32_t button, uint32_t state);
#endif #endif

2
types/wlr_seat.c
View file

@ -338,7 +338,7 @@ void wlr_seat_pointer_send_motion(struct wlr_seat *wlr_seat, uint32_t time,
} }
void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time, void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
uint32_t button, enum wlr_button_state state) { uint32_t button, uint32_t state) {
if (!wlr_seat->pointer_state.focused_handle) { if (!wlr_seat->pointer_state.focused_handle) {
// nobody to send the event to // nobody to send the event to
return; return;