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-rw-r--r--examples/compositor.c144
1 files changed, 137 insertions, 7 deletions
diff --git a/examples/compositor.c b/examples/compositor.c
index 63041615..085cbb0e 100644
--- a/examples/compositor.c
+++ b/examples/compositor.c
@@ -7,6 +7,8 @@
#include <unistd.h>
#include <sys/mman.h>
#include <wayland-server.h>
+// TODO: BSD et al
+#include <linux/input-event-codes.h>
#include <wlr/backend.h>
#include <wlr/backend/session.h>
#include <wlr/render.h>
@@ -17,6 +19,7 @@
#include <wlr/types/wlr_wl_shell.h>
#include <wlr/types/wlr_xdg_shell_v6.h>
#include <wlr/types/wlr_seat.h>
+#include <wlr/types/wlr_input_device.h>
#include <wlr/types/wlr_data_device_manager.h>
#include <wlr/types/wlr_gamma_control.h>
#include "wlr/types/wlr_compositor.h"
@@ -27,6 +30,7 @@
#include <wlr/util/log.h>
#include "config.h"
#include "shared.h"
+#include <assert.h>
// TODO: move to common header?
int os_create_anonymous_file(off_t size);
@@ -57,12 +61,19 @@ struct sample_state {
struct wl_listener cursor_button;
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 wlr_xdg_surface_v6 *focused_surface;
};
struct example_xdg_surface_v6 {
struct wlr_xdg_surface_v6 *surface;
+ // position of the wlr_surface in the layout
struct {
int lx;
int ly;
@@ -76,6 +87,29 @@ struct example_xdg_surface_v6 {
struct wl_listener request_show_window_menu_listener;
};
+static void example_set_focused_surface(struct sample_state *sample,
+ struct wlr_xdg_surface_v6 *surface) {
+ if (sample->focused_surface == surface) {
+ return;
+ }
+
+ // set activated state of the xdg surfaces
+ struct wlr_xdg_surface_v6 *xdg_surface;
+ struct wlr_xdg_client_v6 *xdg_client;
+ wl_list_for_each(xdg_client, &sample->xdg_shell->clients, link) {
+ wl_list_for_each(xdg_surface, &xdg_client->surfaces, link) {
+ if (!xdg_surface->configured ||
+ xdg_surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
+ continue;
+ }
+ wlr_xdg_toplevel_v6_set_activated(xdg_surface,
+ xdg_surface == surface);
+ }
+ }
+
+ sample->focused_surface = surface;
+}
+
/*
* Convert timespec to milliseconds
*/
@@ -222,11 +256,13 @@ static void handle_output_frame(struct output_state *output,
struct wlr_xdg_client_v6 *xdg_client;
wl_list_for_each(xdg_client, &sample->xdg_shell->clients, link) {
wl_list_for_each(xdg_surface, &xdg_client->surfaces, link) {
- if (xdg_surface->role == WLR_XDG_SURFACE_V6_ROLE_NONE) {
+ if (!xdg_surface->configured) {
continue;
}
struct example_xdg_surface_v6 *esurface = xdg_surface->data;
+ assert(esurface);
+
int width = xdg_surface->surface->current.buffer_width;
int height = xdg_surface->surface->current.buffer_height;
@@ -307,12 +343,65 @@ static void handle_keyboard_bound(struct wl_listener *listener, void *data) {
}
}
+static struct wlr_xdg_surface_v6 *example_xdg_surface_at(
+ struct sample_state *sample, int lx, int ly) {
+ struct wlr_xdg_surface_v6 *xdg_surface;
+ struct wlr_xdg_client_v6 *xdg_client;
+ wl_list_for_each(xdg_client, &sample->xdg_shell->clients, link) {
+ wl_list_for_each(xdg_surface, &xdg_client->surfaces, link) {
+ if (!xdg_surface->configured) {
+ continue;
+ }
+
+ struct example_xdg_surface_v6 *esurface = xdg_surface->data;
+
+ double window_x = esurface->position.lx + xdg_surface->geometry->x;
+ double window_y = esurface->position.ly + xdg_surface->geometry->y;
+
+ if (sample->cursor->x >= window_x &&
+ sample->cursor->y >= window_y &&
+ sample->cursor->x <= window_x +
+ xdg_surface->geometry->width &&
+ sample->cursor->y <= window_y +
+ xdg_surface->geometry->height) {
+ return xdg_surface;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+static void update_pointer_position(struct sample_state *sample,
+ uint32_t time_sec) {
+ struct wlr_xdg_surface_v6 *surface =
+ example_xdg_surface_at(sample, sample->cursor->x, sample->cursor->y);
+
+ if (surface) {
+ struct example_xdg_surface_v6 *esurface = surface->data;
+
+ double sx = sample->cursor->x - esurface->position.lx;
+ double sy = sample->cursor->y - esurface->position.ly;
+
+ // TODO z-order
+ wlr_seat_pointer_enter(sample->wl_seat, surface->surface,
+ sx, sy);
+ wlr_seat_pointer_send_motion(sample->wl_seat, time_sec,
+ sx, sy);
+ } else {
+ wlr_seat_pointer_clear_focus(sample->wl_seat);
+ }
+}
+
static void handle_cursor_motion(struct wl_listener *listener, void *data) {
struct sample_state *sample =
wl_container_of(listener, sample, cursor_motion);
struct wlr_event_pointer_motion *event = data;
+
wlr_cursor_move(sample->cursor, event->device, event->delta_x,
event->delta_y);
+
+ update_pointer_position(sample, event->time_sec);
}
static void handle_cursor_motion_absolute(struct wl_listener *listener,
@@ -321,8 +410,10 @@ static void handle_cursor_motion_absolute(struct wl_listener *listener,
wl_container_of(listener, sample, cursor_motion_absolute);
struct wlr_event_pointer_motion_absolute *event = data;
- wlr_cursor_warp_absolute(sample->cursor, event->device, event->x_mm,
- event->y_mm);
+ 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_cursor_axis(struct wl_listener *listener, void *data) {
@@ -333,10 +424,42 @@ static void handle_cursor_axis(struct wl_listener *listener, void *data) {
}
static void handle_cursor_button(struct wl_listener *listener, void *data) {
- //struct sample_state *sample =
- //wl_container_of(listener, sample, cursor_button);
- //struct wlr_event_pointer_button *event = data;
- wlr_log(L_DEBUG, "TODO: handle cursor button");
+ struct sample_state *sample =
+ wl_container_of(listener, sample, cursor_button);
+ struct wlr_event_pointer_button *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,
+ 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,
@@ -436,6 +559,12 @@ int main(int argc, char *argv[]) {
wl_signal_add(&state.cursor->events.axis, &state.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);
state.renderer = wlr_gles2_renderer_create(compositor.backend);
@@ -462,6 +591,7 @@ int main(int argc, char *argv[]) {
wlr_gamma_control_manager_create(compositor.display);
state.wl_seat = wlr_seat_create(compositor.display, "seat0");
+ assert(state.wl_seat);
state.keyboard_bound.notify = handle_keyboard_bound;
wl_signal_add(&state.wl_seat->events.keyboard_bound, &state.keyboard_bound);
wlr_seat_set_capabilities(state.wl_seat, WL_SEAT_CAPABILITY_KEYBOARD