diff options
author | Drew DeVault <sir@cmpwn.com> | 2017-11-18 14:14:03 -0500 |
---|---|---|
committer | GitHub <noreply@github.com> | 2017-11-18 14:14:03 -0500 |
commit | fa36ac90f70787176a5cfdb6fa6835aa1226f697 (patch) | |
tree | 5023bac3638960ef0eda89554865e2a612804486 | |
parent | 9f552d896f7639fca7914a9313ccb244688349e4 (diff) | |
parent | 458fe633df7827f5b74c034026b6b67045c1e610 (diff) |
Merge pull request #418 from acrisci/feature/wlr-seat-touch
wlr-seat: touch
-rw-r--r-- | backend/libinput/touch.c | 8 | ||||
-rw-r--r-- | examples/pointer.c | 8 | ||||
-rw-r--r-- | examples/support/shared.c | 8 | ||||
-rw-r--r-- | examples/support/shared.h | 8 | ||||
-rw-r--r-- | examples/touch.c | 14 | ||||
-rw-r--r-- | include/rootston/cursor.h | 10 | ||||
-rw-r--r-- | include/rootston/seat.h | 14 | ||||
-rw-r--r-- | include/wlr/types/wlr_cursor.h | 7 | ||||
-rw-r--r-- | include/wlr/types/wlr_data_device.h | 9 | ||||
-rw-r--r-- | include/wlr/types/wlr_seat.h | 171 | ||||
-rw-r--r-- | include/wlr/types/wlr_touch.h | 8 | ||||
-rw-r--r-- | rootston/cursor.c | 233 | ||||
-rw-r--r-- | rootston/output.c | 17 | ||||
-rw-r--r-- | rootston/seat.c | 59 | ||||
-rw-r--r-- | types/wlr_cursor.c | 18 | ||||
-rw-r--r-- | types/wlr_data_device.c | 133 | ||||
-rw-r--r-- | types/wlr_seat.c | 334 |
17 files changed, 908 insertions, 151 deletions
diff --git a/backend/libinput/touch.c b/backend/libinput/touch.c index f133b678..0ba6ec86 100644 --- a/backend/libinput/touch.c +++ b/backend/libinput/touch.c @@ -33,7 +33,7 @@ void handle_touch_down(struct libinput_event *event, wlr_event.device = wlr_dev; wlr_event.time_msec = usec_to_msec(libinput_event_touch_get_time_usec(tevent)); - wlr_event.slot = libinput_event_touch_get_slot(tevent); + wlr_event.touch_id = libinput_event_touch_get_slot(tevent); wlr_event.x_mm = libinput_event_touch_get_x(tevent); wlr_event.y_mm = libinput_event_touch_get_y(tevent); libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm); @@ -54,7 +54,7 @@ void handle_touch_up(struct libinput_event *event, wlr_event.device = wlr_dev; wlr_event.time_msec = usec_to_msec(libinput_event_touch_get_time_usec(tevent)); - wlr_event.slot = libinput_event_touch_get_slot(tevent); + wlr_event.touch_id = libinput_event_touch_get_slot(tevent); wl_signal_emit(&wlr_dev->touch->events.up, &wlr_event); } @@ -72,7 +72,7 @@ void handle_touch_motion(struct libinput_event *event, wlr_event.device = wlr_dev; wlr_event.time_msec = usec_to_msec(libinput_event_touch_get_time_usec(tevent)); - wlr_event.slot = libinput_event_touch_get_slot(tevent); + wlr_event.touch_id = libinput_event_touch_get_slot(tevent); wlr_event.x_mm = libinput_event_touch_get_x(tevent); wlr_event.y_mm = libinput_event_touch_get_y(tevent); libinput_device_get_size(libinput_dev, &wlr_event.width_mm, &wlr_event.height_mm); @@ -93,6 +93,6 @@ void handle_touch_cancel(struct libinput_event *event, wlr_event.device = wlr_dev; wlr_event.time_msec = usec_to_msec(libinput_event_touch_get_time_usec(tevent)); - wlr_event.slot = libinput_event_touch_get_slot(tevent); + wlr_event.touch_id = libinput_event_touch_get_slot(tevent); wl_signal_emit(&wlr_dev->touch->events.cancel, &wlr_event); } diff --git a/examples/pointer.c b/examples/pointer.c index 476cc617..8fafb3d6 100644 --- a/examples/pointer.c +++ b/examples/pointer.c @@ -55,7 +55,7 @@ struct sample_state { }; struct touch_point { - int32_t slot; + int32_t touch_id; double x, y; }; @@ -199,7 +199,7 @@ static void handle_touch_up(struct wl_listener *listener, void *data) { struct wlr_event_touch_up *event = data; for (size_t i = 0; i < sample->touch_points->length; ++i) { struct touch_point *point = sample->touch_points->items[i]; - if (point->slot == event->slot) { + if (point->touch_id == event->touch_id) { wlr_list_del(sample->touch_points, i); break; } @@ -212,7 +212,7 @@ static void handle_touch_down(struct wl_listener *listener, void *data) { struct sample_state *sample = wl_container_of(listener, sample, touch_down); struct wlr_event_touch_down *event = data; struct touch_point *point = calloc(1, sizeof(struct touch_point)); - point->slot = event->slot; + point->touch_id = event->touch_id; point->x = event->x_mm / event->width_mm; point->y = event->y_mm / event->height_mm; if (wlr_list_add(sample->touch_points, point) == -1) { @@ -228,7 +228,7 @@ static void handle_touch_motion(struct wl_listener *listener, void *data) { struct wlr_event_touch_motion *event = data; for (size_t i = 0; i < sample->touch_points->length; ++i) { struct touch_point *point = sample->touch_points->items[i]; - if (point->slot == event->slot) { + if (point->touch_id == event->touch_id) { point->x = event->x_mm / event->width_mm; point->y = event->y_mm / event->height_mm; break; diff --git a/examples/support/shared.c b/examples/support/shared.c index 07614d86..811c09a6 100644 --- a/examples/support/shared.c +++ b/examples/support/shared.c @@ -136,7 +136,7 @@ static void touch_down_notify(struct wl_listener *listener, void *data) { struct wlr_event_touch_down *event = data; struct touch_state *tstate = wl_container_of(listener, tstate, down); if (tstate->compositor->touch_down_cb) { - tstate->compositor->touch_down_cb(tstate, event->slot, + tstate->compositor->touch_down_cb(tstate, event->touch_id, event->x_mm, event->y_mm, event->width_mm, event->height_mm); } } @@ -145,7 +145,7 @@ static void touch_motion_notify(struct wl_listener *listener, void *data) { struct wlr_event_touch_motion *event = data; struct touch_state *tstate = wl_container_of(listener, tstate, motion); if (tstate->compositor->touch_motion_cb) { - tstate->compositor->touch_motion_cb(tstate, event->slot, + tstate->compositor->touch_motion_cb(tstate, event->touch_id, event->x_mm, event->y_mm, event->width_mm, event->height_mm); } } @@ -154,7 +154,7 @@ static void touch_up_notify(struct wl_listener *listener, void *data) { struct wlr_event_touch_up *event = data; struct touch_state *tstate = wl_container_of(listener, tstate, up); if (tstate->compositor->touch_up_cb) { - tstate->compositor->touch_up_cb(tstate, event->slot); + tstate->compositor->touch_up_cb(tstate, event->touch_id); } } @@ -162,7 +162,7 @@ static void touch_cancel_notify(struct wl_listener *listener, void *data) { struct wlr_event_touch_cancel *event = data; struct touch_state *tstate = wl_container_of(listener, tstate, cancel); if (tstate->compositor->touch_cancel_cb) { - tstate->compositor->touch_cancel_cb(tstate, event->slot); + tstate->compositor->touch_cancel_cb(tstate, event->touch_id); } } diff --git a/examples/support/shared.h b/examples/support/shared.h index cf75f5fe..014b709e 100644 --- a/examples/support/shared.h +++ b/examples/support/shared.h @@ -95,12 +95,12 @@ struct compositor_state { enum wlr_axis_source source, enum wlr_axis_orientation orientation, double delta); - void (*touch_down_cb)(struct touch_state *s, int32_t slot, + void (*touch_down_cb)(struct touch_state *s, int32_t touch_id, double x, double y, double width, double height); - void (*touch_motion_cb)(struct touch_state *s, int32_t slot, + void (*touch_motion_cb)(struct touch_state *s, int32_t touch_id, double x, double y, double width, double height); - void (*touch_up_cb)(struct touch_state *s, int32_t slot); - void (*touch_cancel_cb)(struct touch_state *s, int32_t slot); + void (*touch_up_cb)(struct touch_state *s, int32_t touch_id); + void (*touch_cancel_cb)(struct touch_state *s, int32_t touch_id); void (*tool_axis_cb)(struct tablet_tool_state *s, struct wlr_event_tablet_tool_axis *event); void (*tool_proximity_cb)(struct tablet_tool_state *s, diff --git a/examples/touch.c b/examples/touch.c index df6c6c48..d1891525 100644 --- a/examples/touch.c +++ b/examples/touch.c @@ -28,7 +28,7 @@ struct sample_state { }; struct touch_point { - int32_t slot; + int32_t touch_id; double x, y; }; @@ -58,11 +58,11 @@ static void handle_output_frame(struct output_state *output, struct timespec *ts wlr_output_swap_buffers(wlr_output); } -static void handle_touch_down(struct touch_state *tstate, int32_t slot, +static void handle_touch_down(struct touch_state *tstate, int32_t touch_id, double x, double y, double width, double height) { struct sample_state *sample = tstate->compositor->data; struct touch_point *point = calloc(1, sizeof(struct touch_point)); - point->slot = slot; + point->touch_id = touch_id; point->x = x / width; point->y = y / height; if (wlr_list_add(sample->touch_points, point) == -1) { @@ -70,23 +70,23 @@ static void handle_touch_down(struct touch_state *tstate, int32_t slot, } } -static void handle_touch_up(struct touch_state *tstate, int32_t slot) { +static void handle_touch_up(struct touch_state *tstate, int32_t touch_id) { struct sample_state *sample = tstate->compositor->data; for (size_t i = 0; i < sample->touch_points->length; ++i) { struct touch_point *point = sample->touch_points->items[i]; - if (point->slot == slot) { + if (point->touch_id == touch_id) { wlr_list_del(sample->touch_points, i); break; } } } -static void handle_touch_motion(struct touch_state *tstate, int32_t slot, +static void handle_touch_motion(struct touch_state *tstate, int32_t touch_id, double x, double y, double width, double height) { struct sample_state *sample = tstate->compositor->data; for (size_t i = 0; i < sample->touch_points->length; ++i) { struct touch_point *point = sample->touch_points->items[i]; - if (point->slot == slot) { + if (point->touch_id == touch_id) { point->x = x / width; point->y = y / height; break; diff --git a/include/rootston/cursor.h b/include/rootston/cursor.h index f49b6439..f0c9be89 100644 --- a/include/rootston/cursor.h +++ b/include/rootston/cursor.h @@ -39,7 +39,6 @@ struct roots_cursor { uint32_t resize_edges; // Ring buffer of input events that could trigger move/resize/rotate int input_events_idx; - struct wl_list touch_points; struct roots_input_event input_events[16]; struct wl_listener motion; @@ -57,6 +56,9 @@ struct roots_cursor { struct wl_listener pointer_grab_begin; struct wl_listener pointer_grab_end; + struct wl_listener touch_grab_begin; + struct wl_listener touch_grab_end; + struct wl_listener request_set_cursor; }; @@ -100,4 +102,10 @@ void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor, void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor, struct wlr_seat_pointer_grab *grab); +void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor, + struct wlr_seat_touch_grab *grab); + +void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor, + struct wlr_seat_touch_grab *grab); + #endif diff --git a/include/rootston/seat.h b/include/rootston/seat.h index bef515a4..aebd4399 100644 --- a/include/rootston/seat.h +++ b/include/rootston/seat.h @@ -9,6 +9,9 @@ struct roots_drag_icon { struct wl_list link; // roots_seat::drag_icons bool mapped; + bool is_pointer; + int32_t touch_id; + int32_t sx; int32_t sy; @@ -23,6 +26,10 @@ struct roots_seat { struct wl_list link; struct wl_list drag_icons; + // coordinates of the first touch point if it exists + int32_t touch_id; + double touch_x, touch_y; + struct roots_view *focus; struct wl_list keyboards; @@ -43,13 +50,6 @@ struct roots_touch { struct wl_list link; }; -struct roots_touch_point { - struct roots_touch *device; - int32_t slot; - double x, y; - struct wl_list link; -}; - struct roots_tablet_tool { struct roots_seat *seat; struct wlr_input_device *device; diff --git a/include/wlr/types/wlr_cursor.h b/include/wlr/types/wlr_cursor.h index 0db32eb2..c73a4c8d 100644 --- a/include/wlr/types/wlr_cursor.h +++ b/include/wlr/types/wlr_cursor.h @@ -126,4 +126,11 @@ void wlr_cursor_map_to_region(struct wlr_cursor *cur, struct wlr_box *box); void wlr_cursor_map_input_to_region(struct wlr_cursor *cur, struct wlr_input_device *dev, struct wlr_box *box); +/** + * Convert absolute coordinates to layout coordinates for the device. + */ +bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur, + struct wlr_input_device *device, double x_mm, double y_mm, + double width_mm, double height_mm, double *lx, double *ly); + #endif diff --git a/include/wlr/types/wlr_data_device.h b/include/wlr/types/wlr_data_device.h index f45c15a2..189ab59b 100644 --- a/include/wlr/types/wlr_data_device.h +++ b/include/wlr/types/wlr_data_device.h @@ -10,6 +10,9 @@ wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface; extern const struct wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface; +extern const struct +wlr_touch_grab_interface wlr_data_device_touch_drag_interface; + struct wlr_data_device_manager { struct wl_global *global; }; @@ -53,16 +56,22 @@ struct wlr_data_source { struct wlr_drag { struct wlr_seat_pointer_grab pointer_grab; struct wlr_seat_keyboard_grab keyboard_grab; + struct wlr_seat_touch_grab touch_grab; + struct wlr_seat *seat; struct wlr_seat_client *seat_client; struct wlr_seat_client *focus_client; + bool is_pointer_grab; + struct wlr_surface *icon; struct wlr_surface *focus; struct wlr_data_source *source; bool cancelling; + int32_t grab_touch_id; + struct wl_listener point_destroy; struct wl_listener icon_destroy; struct wl_listener source_destroy; struct wl_listener seat_client_unbound; diff --git a/include/wlr/types/wlr_seat.h b/include/wlr/types/wlr_seat.h index a5f00402..dbd03401 100644 --- a/include/wlr/types/wlr_seat.h +++ b/include/wlr/types/wlr_seat.h @@ -24,6 +24,26 @@ struct wlr_seat_client { struct wl_list link; }; +struct wlr_touch_point { + int32_t touch_id; + struct wlr_surface *surface; + struct wlr_seat_client *client; + + struct wlr_surface *focus_surface; + struct wlr_seat_client *focus_client; + double sx, sy; + + struct wl_listener surface_destroy; + struct wl_listener focus_surface_destroy; + struct wl_listener resource_destroy; + + struct { + struct wl_signal destroy; + } events; + + struct wl_list link; +}; + struct wlr_seat_pointer_grab; struct wlr_pointer_grab_interface { @@ -49,6 +69,32 @@ struct wlr_keyboard_grab_interface { void (*cancel)(struct wlr_seat_keyboard_grab *grab); }; +struct wlr_seat_touch_grab; + +struct wlr_touch_grab_interface { + uint32_t (*down)(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point); + void (*up)(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point); + void (*motion)(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point); + void (*enter)(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point); + // XXX this will conflict with the actual touch cancel which is different so + // we need to rename this + void (*cancel)(struct wlr_seat_touch_grab *grab); +}; + +/** + * Passed to `wlr_seat_touch_start_grab()` to start a grab of the touch device. + * The grabber is responsible for handling touch events for the seat. + */ +struct wlr_seat_touch_grab { + const struct wlr_touch_grab_interface *interface; + struct wlr_seat *seat; + void *data; +}; + /** * Passed to `wlr_seat_keyboard_start_grab()` to start a grab of the keyboard. * The grabber is responsible for handling keyboard events for the seat. @@ -86,6 +132,7 @@ struct wlr_seat_pointer_state { struct wl_listener resource_destroy; }; +// TODO: May be useful to be able to simulate keyboard input events struct wlr_seat_keyboard_state { struct wlr_seat *seat; struct wlr_keyboard *keyboard; @@ -103,6 +150,17 @@ struct wlr_seat_keyboard_state { struct wlr_seat_keyboard_grab *default_grab; }; +struct wlr_seat_touch_state { + struct wlr_seat *seat; + struct wl_list touch_points; // wlr_touch_point::link + + uint32_t grab_serial; + uint32_t grab_id; + + struct wlr_seat_touch_grab *grab; + struct wlr_seat_touch_grab *default_grab; +}; + struct wlr_seat { struct wl_global *wl_global; struct wl_display *display; @@ -117,6 +175,7 @@ struct wlr_seat { struct wlr_seat_pointer_state pointer_state; struct wlr_seat_keyboard_state keyboard_state; + struct wlr_seat_touch_state touch_state; struct wl_listener selection_data_source_destroy; @@ -130,6 +189,9 @@ struct wlr_seat { struct wl_signal keyboard_grab_begin; struct wl_signal keyboard_grab_end; + struct wl_signal touch_grab_begin; + struct wl_signal touch_grab_end; + struct wl_signal request_set_cursor; struct wl_signal selection; @@ -260,6 +322,11 @@ void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time, enum wlr_axis_orientation orientation, double value); /** + * Whether or not the pointer has a grab other than the default grab. + */ +bool wlr_seat_pointer_has_grab(struct wlr_seat *seat); + +/** * Set this keyboard as the active keyboard for the seat. */ void wlr_seat_set_keyboard(struct wlr_seat *seat, struct wlr_input_device *dev); @@ -326,6 +393,108 @@ void wlr_seat_keyboard_enter(struct wlr_seat *wlr_seat, */ void wlr_seat_keyboard_clear_focus(struct wlr_seat *wlr_seat); -// TODO: May be useful to be able to simulate keyboard input events +/** + * Whether or not the keyboard has a grab other than the default grab + */ +bool wlr_seat_keyboard_has_grab(struct wlr_seat *seat); + +/** + * Start a grab of the touch device of this seat. The grabber is responsible for + * handling all touch events until the grab ends. + */ +void wlr_seat_touch_start_grab(struct wlr_seat *wlr_seat, + struct wlr_seat_touch_grab *grab); + +/** + * End the grab of the touch device of this seat. This reverts the grab back to + * the default grab for the touch device. + */ +void wlr_seat_touch_end_grab(struct wlr_seat *wlr_seat); + +/** + * Get the active touch point with the given `touch_id`. If the touch point does + * not exist or is no longer active, returns NULL. + */ +struct wlr_touch_point *wlr_seat_touch_get_point(struct wlr_seat *seat, + int32_t touch_id); + +/** + * Notify the seat of a touch down on the given surface. Defers to any grab of + * the touch device. + */ +uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy); + +/** + * Notify the seat that the touch point given by `touch_id` is up. Defers to any + * grab of the touch device. + */ +void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time, + int32_t touch_id); + +/** + * Notify the seat that the touch point given by `touch_id` has moved. Defers to + * any grab of the touch device. The seat should be notified of touch motion + * even if the surface is not the owner of the touch point for processing by + * grabs. + */ +void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time, + int32_t touch_id, double sx, double sy); + +/** + * Notify the seat that the touch point given by `touch_id` has entered a new + * surface. The surface is required. To clear focus, use + * `wlr_seat_touch_point_clear_focus()`. + */ +void wlr_seat_touch_point_focus(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy); + +/** + * Clear the focused surface for the touch point given by `touch_id`. + */ +void wlr_seat_touch_point_clear_focus(struct wlr_seat *seat, uint32_t time, + int32_t touch_id); + +/** + * Send a touch down event to the client of the given surface. All future touch + * events for this point will go to this surface. If the touch down is valid, + * this will add a new touch point with the given `touch_id`. The touch down may + * not be valid if the surface seat client does not accept touch input. + * Coordinates are surface-local. Compositors should use + * `wlr_seat_touch_notify_down()` to respect any grabs of the touch device. + */ +uint32_t wlr_seat_touch_send_down(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy); + +/** + * Send a touch up event for the touch point given by the `touch_id`. The event + * will go to the client for the surface given in the cooresponding touch down + * event. This will remove the touch point. Compositors should use + * `wlr_seat_touch_notify_up()` to respect any grabs of the touch device. + */ +void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, + int32_t touch_id); + +/** + * Send a touch motion event for the touch point given by the `touch_id`. The + * event will go to the client for the surface given in the corresponding touch + * down event. Compositors should use `wlr_seat_touch_notify_motion()` to + * respect any grabs of the touch device. + */ +void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, + int32_t touch_id, double sx, double sy); + +/** + * How many touch points are currently down for the seat. + */ +int wlr_seat_touch_num_points(struct wlr_seat *seat); + +/** + * Whether or not the seat has a touch grab other than the default grab. + */ +bool wlr_seat_touch_has_grab(struct wlr_seat *seat); #endif diff --git a/include/wlr/types/wlr_touch.h b/include/wlr/types/wlr_touch.h index 072e25fd..2925fd01 100644 --- a/include/wlr/types/wlr_touch.h +++ b/include/wlr/types/wlr_touch.h @@ -22,7 +22,7 @@ struct wlr_touch { struct wlr_event_touch_down { struct wlr_input_device *device; uint32_t time_msec; - int32_t slot; + int32_t touch_id; double x_mm, y_mm; double width_mm, height_mm; }; @@ -30,13 +30,13 @@ struct wlr_event_touch_down { struct wlr_event_touch_up { struct wlr_input_device *device; uint32_t time_msec; - int32_t slot; + int32_t touch_id; }; struct wlr_event_touch_motion { struct wlr_input_device *device; uint32_t time_msec; - int32_t slot; + int32_t touch_id; double x_mm, y_mm; double width_mm, height_mm; }; @@ -44,7 +44,7 @@ struct wlr_event_touch_motion { struct wlr_event_touch_cancel { struct wlr_input_device *device; uint32_t time_msec; - int32_t slot; + int32_t touch_id; }; #endif diff --git a/rootston/cursor.c b/rootston/cursor.c index 5949a364..10bb4dd3 100644 --- a/rootston/cursor.c +++ b/rootston/cursor.c @@ -28,7 +28,8 @@ void roots_cursor_destroy(struct roots_cursor *cursor) { // TODO } -static void roots_cursor_update_position(struct roots_cursor *cursor, uint32_t time) { +static void roots_cursor_update_position(struct roots_cursor *cursor, + uint32_t time) { struct roots_desktop *desktop = cursor->seat->input->server->desktop; struct roots_seat *seat = cursor->seat; struct roots_view *view; @@ -128,15 +129,18 @@ static void roots_cursor_update_position(struct roots_cursor *cursor, uint32_t t static void roots_cursor_press_button(struct roots_cursor *cursor, struct wlr_input_device *device, uint32_t time, uint32_t button, - uint32_t state) { + uint32_t state, double lx, double ly) { struct roots_seat *seat = cursor->seat; struct roots_desktop *desktop = seat->input->server->desktop; + bool is_touch = device->type == WLR_INPUT_DEVICE_TOUCH; + struct wlr_surface *surface; double sx, sy; - struct roots_view *view = view_at(desktop, - cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy); + struct roots_view *view = view_at(desktop, lx, ly, &surface, &sx, &sy); - if (state == WLR_BUTTON_PRESSED && view && roots_seat_has_meta_pressed(seat)) { + if (state == WLR_BUTTON_PRESSED && + view && + roots_seat_has_meta_pressed(seat)) { roots_seat_focus_view(seat, view); uint32_t edges; @@ -165,14 +169,21 @@ static void roots_cursor_press_button(struct roots_cursor *cursor, return; } - uint32_t serial = - wlr_seat_pointer_notify_button(seat->seat, time, button, state); + uint32_t serial; + if (is_touch) { + serial = wl_display_get_serial(desktop->server->wl_display); + } else { + serial = + wlr_seat_pointer_notify_button(seat->seat, time, button, state); + } int i; switch (state) { case WLR_BUTTON_RELEASED: seat->cursor->mode = ROOTS_CURSOR_PASSTHROUGH; - roots_cursor_update_position(cursor, time); + if (!is_touch) { + roots_cursor_update_position(cursor, time); + } break; case WLR_BUTTON_PRESSED: i = cursor->input_events_idx; @@ -203,7 +214,7 @@ void roots_cursor_handle_motion_absolute(struct roots_cursor *cursor, void roots_cursor_handle_button(struct roots_cursor *cursor, struct wlr_event_pointer_button *event) { roots_cursor_press_button(cursor, event->device, event->time_msec, - event->button, event->state); + event->button, event->state, cursor->cursor->x, cursor->cursor->y); } void roots_cursor_handle_axis(struct roots_cursor *cursor, @@ -214,50 +225,86 @@ void roots_cursor_handle_axis(struct roots_cursor *cursor, void roots_cursor_handle_touch_down(struct roots_cursor *cursor, struct wlr_event_touch_down *event) { - struct roots_touch_point *point = - calloc(1, sizeof(struct roots_touch_point)); - if (!point) { - wlr_log(L_ERROR, "could not allocate memory for touch point"); + struct roots_desktop *desktop = cursor->seat->input->server->desktop; + struct wlr_surface *surface = NULL; + double lx, ly; + bool result = + wlr_cursor_absolute_to_layout_coords(cursor->cursor, + event->device, event->x_mm, event->y_mm, event->width_mm, + event->height_mm, &lx, &ly); + if (!result) { return; } + double sx, sy; + view_at(desktop, lx, ly, &surface, &sx, &sy); - point->device = event->device->data; - point->slot = event->slot; - point->x = event->x_mm / event->width_mm; - point->y = event->y_mm / event->height_mm; - wlr_cursor_warp_absolute(cursor->cursor, event->device, point->x, point->y); - roots_cursor_update_position(cursor, event->time_msec); - wl_list_insert(&cursor->touch_points, &point->link); - roots_cursor_press_button(cursor, event->device, - event->time_msec, BTN_LEFT, 1); + uint32_t serial = 0; + if (surface) { + serial = wlr_seat_touch_notify_down(cursor->seat->seat, surface, + event->time_msec, event->touch_id, sx, sy); + } + + if (serial && wlr_seat_touch_num_points(cursor->seat->seat) == 1) { + cursor->seat->touch_id = event->touch_id; + cursor->seat->touch_x = lx; + cursor->seat->touch_y = ly; + roots_cursor_press_button(cursor, event->device, event->time_msec, + BTN_LEFT, 1, lx, ly); + } } void roots_cursor_handle_touch_up(struct roots_cursor *cursor, struct wlr_event_touch_up *event) { - struct roots_touch_point *point; - wl_list_for_each(point, &cursor->touch_points, link) { - if (point->slot == event->slot) { - wl_list_remove(&point->link); - free(point); - break; - } + struct wlr_touch_point *point = + wlr_seat_touch_get_point(cursor->seat->seat, event->touch_id); + if (!point) { + return; } - roots_cursor_press_button(cursor, event->device, - event->time_msec, BTN_LEFT, 0); + + if (wlr_seat_touch_num_points(cursor->seat->seat) == 1) { + roots_cursor_press_button(cursor, event->device, event->time_msec, + BTN_LEFT, 0, cursor->seat->touch_x, cursor->seat->touch_y); + } + + wlr_seat_touch_notify_up(cursor->seat->seat, event->time_msec, + event->touch_id); } void roots_cursor_handle_touch_motion(struct roots_cursor *cursor, struct wlr_event_touch_motion *event) { - struct roots_touch_point *point; - wl_list_for_each(point, &cursor->touch_points, link) { - if (point->slot == event->slot) { - point->x = event->x_mm / event->width_mm; - point->y = event->y_mm / event->height_mm; - wlr_cursor_warp_absolute(cursor->cursor, event->device, - point->x, point->y); - roots_cursor_update_position(cursor, event->time_msec); - break; - } + struct roots_desktop *desktop = cursor->seat->input->server->desktop; + struct wlr_touch_point *point = + wlr_seat_touch_get_point(cursor->seat->seat, event->touch_id); + if (!point) { + return; + } + + struct wlr_surface *surface = NULL; + double lx, ly; + bool result = + wlr_cursor_absolute_to_layout_coords(cursor->cursor, + event->device, event->x_mm, event->y_mm, event->width_mm, + event->height_mm, &lx, &ly); + if (!result) { + return; + } + + double sx, sy; + view_at(desktop, lx, ly, &surface, &sx, &sy); + + if (surface) { + wlr_seat_touch_point_focus(cursor->seat->seat, surface, + event->time_msec, event->touch_id, sx, sy); + wlr_seat_touch_notify_motion(cursor->seat->seat, event->time_msec, + event->touch_id, sx, sy); + } else { + wlr_seat_touch_point_clear_focus(cursor->seat->seat, event->time_msec, + event->touch_id); + } + + if (event->touch_id == cursor->seat->touch_id) { + cursor->seat->touch_x = lx; + cursor->seat->touch_y = ly; } } @@ -282,14 +329,16 @@ void roots_cursor_handle_tool_axis(struct roots_cursor *cursor, void roots_cursor_handle_tool_tip(struct roots_cursor *cursor, struct wlr_event_tablet_tool_tip *event) { roots_cursor_press_button(cursor, event->device, - event->time_msec, BTN_LEFT, event->state); + event->time_msec, BTN_LEFT, event->state, cursor->cursor->x, + cursor->cursor->y); } void roots_cursor_handle_request_set_cursor(struct roots_cursor *cursor, struct wlr_seat_pointer_request_set_cursor_event *event) { struct wlr_surface *focused_surface = event->seat_client->seat->pointer_state.focused_surface; - bool has_focused = focused_surface != NULL && focused_surface->resource != NULL; + bool has_focused = + focused_surface != NULL && focused_surface->resource != NULL; struct wl_client *focused_client = NULL; if (has_focused) { focused_client = wl_resource_get_client(focused_surface->resource); @@ -322,33 +371,59 @@ static void handle_drag_icon_destroy(struct wl_listener *listener, void *data) { free(drag_icon); } +static struct roots_drag_icon *seat_add_drag_icon(struct roots_seat *seat, + struct wlr_surface *icon_surface) { + if (!icon_surface) { + return NULL; + } + + struct roots_drag_icon *iter_icon; + wl_list_for_each(iter_icon, &seat->drag_icons, link) { + if (iter_icon->surface == icon_surface) { + // already in the list + return iter_icon; + } + } + + struct roots_drag_icon *drag_icon = + calloc(1, sizeof(struct roots_drag_icon)); + drag_icon->mapped = true; + drag_icon->surface = icon_surface; + wl_list_insert(&seat->drag_icons, &drag_icon->link); + + wl_signal_add(&icon_surface->events.destroy, + &drag_icon->surface_destroy); + drag_icon->surface_destroy.notify = handle_drag_icon_destroy; + + wl_signal_add(&icon_surface->events.commit, + &drag_icon->surface_commit); + drag_icon->surface_commit.notify = handle_drag_icon_commit; + + return drag_icon; +} + +static void seat_unmap_drag_icon(struct roots_seat *seat, + struct wlr_surface *icon_surface) { + if (!icon_surface) { + return; + } + + struct roots_drag_icon *icon; + wl_list_for_each(icon, &seat->drag_icons, link) { + if (icon->surface == icon_surface) { + icon->mapped = false; + } + } +} + void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor, struct wlr_seat_pointer_grab *grab) { - struct roots_seat *seat = cursor->seat; if (grab->interface == &wlr_data_device_pointer_drag_interface) { struct wlr_drag *drag = grab->data; - if (drag->icon) { - struct roots_drag_icon *iter_icon; - wl_list_for_each(iter_icon, &seat->drag_icons, link) { - if (iter_icon->surface == drag->icon) { - // already in the list - return; - } - } - - struct roots_drag_icon *drag_icon = - calloc(1, sizeof(struct roots_drag_icon)); - drag_icon->mapped = true; - drag_icon->surface = drag->icon; - wl_list_insert(&seat->drag_icons, &drag_icon->link); - - wl_signal_add(&drag->icon->events.destroy, - &drag_icon->surface_destroy); - drag_icon->surface_destroy.notify = handle_drag_icon_destroy; - - wl_signal_add(&drag->icon->events.commit, - &drag_icon->surface_commit); - drag_icon->surface_commit.notify = handle_drag_icon_commit; + struct roots_drag_icon *icon = + seat_add_drag_icon(cursor->seat, drag->icon); + if (icon) { + icon->is_pointer = true; } } } @@ -357,13 +432,27 @@ void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor, struct wlr_seat_pointer_grab *grab) { if (grab->interface == &wlr_data_device_pointer_drag_interface) { struct wlr_drag *drag = grab->data; - struct roots_drag_icon *icon; - wl_list_for_each(icon, &cursor->seat->drag_icons, link) { - if (icon->surface == drag->icon) { - icon->mapped = false; - } + seat_unmap_drag_icon(cursor->seat, drag->icon); + } +} + +void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor, + struct wlr_seat_touch_grab *grab) { + if (grab->interface == &wlr_data_device_touch_drag_interface) { + struct wlr_drag *drag = grab->data; + struct roots_drag_icon *icon = + seat_add_drag_icon(cursor->seat, drag->icon); + if (icon) { + icon->is_pointer = false; + icon->touch_id = drag->grab_touch_id; } } +} - roots_cursor_update_position(cursor, 0); +void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor, + struct wlr_seat_touch_grab *grab) { + if (grab->interface == &wlr_data_device_touch_drag_interface) { + struct wlr_drag *drag = grab->data; + seat_unmap_drag_icon(cursor->seat, drag->icon); + } } diff --git a/rootston/output.c b/rootston/output.c index 28312c2c..6c8f2519 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -200,9 +200,20 @@ static void output_frame_notify(struct wl_listener *listener, void *data) { } struct wlr_surface *icon = drag_icon->surface; struct wlr_cursor *cursor = seat->cursor->cursor; - double icon_x = cursor->x + drag_icon->sx; - double icon_y = cursor->y + drag_icon->sy; - render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0); + double icon_x = 0, icon_y = 0; + if (drag_icon->is_pointer) { + icon_x = cursor->x + drag_icon->sx; + icon_y = cursor->y + drag_icon->sy; + render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0); + } else { + struct wlr_touch_point *point = + wlr_seat_touch_get_point(seat->seat, drag_icon->touch_id); + if (point) { + icon_x = seat->touch_x + drag_icon->sx; + icon_y = seat->touch_y + drag_icon->sy; + render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0); + } + } } } diff --git a/rootston/seat.c b/rootston/seat.c index 2abc542b..1855ca49 100644 --- a/rootston/seat.c +++ b/rootston/seat.c @@ -31,7 +31,8 @@ static void handle_cursor_motion(struct wl_listener *listener, void *data) { roots_cursor_handle_motion(cursor, event); } -static void handle_cursor_motion_absolute(struct wl_listener *listener, void *data) { +static void handle_cursor_motion_absolute(struct wl_listener *listener, + void *data) { struct roots_cursor *cursor = wl_container_of(listener, cursor, motion_absolute); struct wlr_event_pointer_motion_absolute *event = data; @@ -111,7 +112,24 @@ static void handle_pointer_grab_end(struct wl_listener *listener, roots_cursor_handle_pointer_grab_end(cursor, grab); } -static void seat_reset_device_mappings(struct roots_seat *seat, struct wlr_input_device *device) { +static void handle_touch_grab_begin(struct wl_listener *listener, + void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, touch_grab_begin); + struct wlr_seat_touch_grab *grab = data; + roots_cursor_handle_touch_grab_begin(cursor, grab); +} + +static void handle_touch_grab_end(struct wl_listener *listener, + void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, touch_grab_end); + struct wlr_seat_touch_grab *grab = data; + roots_cursor_handle_touch_grab_end(cursor, grab); +} + +static void seat_reset_device_mappings(struct roots_seat *seat, + struct wlr_input_device *device) { struct wlr_cursor *cursor = seat->cursor->cursor; struct roots_config *config = seat->input->config; @@ -194,8 +212,6 @@ static void roots_seat_init_cursor(struct roots_seat *seat) { struct roots_desktop *desktop = seat->input->server->desktop; wlr_cursor_attach_output_layout(wlr_cursor, desktop->layout); - wl_list_init(&seat->cursor->touch_points); - roots_seat_configure_cursor(seat); roots_seat_configure_xcursor(seat); @@ -219,10 +235,12 @@ static void roots_seat_init_cursor(struct roots_seat *seat) { wl_signal_add(&wlr_cursor->events.touch_up, &seat->cursor->touch_up); seat->cursor->touch_up.notify = handle_touch_up; - wl_signal_add(&wlr_cursor->events.touch_motion, &seat->cursor->touch_motion); + wl_signal_add(&wlr_cursor->events.touch_motion, + &seat->cursor->touch_motion); seat->cursor->touch_motion.notify = handle_touch_motion; - wl_signal_add(&wlr_cursor->events.tablet_tool_axis, &seat->cursor->tool_axis); + wl_signal_add(&wlr_cursor->events.tablet_tool_axis, + &seat->cursor->tool_axis); seat->cursor->tool_axis.notify = handle_tool_axis; wl_signal_add(&wlr_cursor->events.tablet_tool_tip, &seat->cursor->tool_tip); @@ -239,6 +257,14 @@ static void roots_seat_init_cursor(struct roots_seat *seat) { wl_signal_add(&seat->seat->events.pointer_grab_end, &seat->cursor->pointer_grab_end); seat->cursor->pointer_grab_end.notify = handle_pointer_grab_end; + + wl_signal_add(&seat->seat->events.touch_grab_begin, + &seat->cursor->touch_grab_begin); + seat->cursor->touch_grab_begin.notify = handle_touch_grab_begin; + + wl_signal_add(&seat->seat->events.touch_grab_end, + &seat->cursor->touch_grab_end); + seat->cursor->touch_grab_end.notify = handle_touch_grab_end; } struct roots_seat *roots_seat_create(struct roots_input *input, char *name) { @@ -282,9 +308,11 @@ void roots_seat_destroy(struct roots_seat *seat) { // TODO } -static void seat_add_keyboard(struct roots_seat *seat, struct wlr_input_device *device) { +static void seat_add_keyboard(struct roots_seat *seat, + struct wlr_input_device *device) { assert(device->type == WLR_INPUT_DEVICE_KEYBOARD); - struct roots_keyboard *keyboard = roots_keyboard_create(device, seat->input); + struct roots_keyboard *keyboard = + roots_keyboard_create(device, seat->input); if (keyboard == NULL) { wlr_log(L_ERROR, "could not allocate keyboard for seat"); return; @@ -305,7 +333,8 @@ static void seat_add_keyboard(struct roots_seat *seat, struct wlr_input_device * wlr_seat_set_keyboard(seat->seat, device); } -static void seat_add_pointer(struct roots_seat *seat, struct wlr_input_device *device) { +static void seat_add_pointer(struct roots_seat *seat, + struct wlr_input_device *device) { struct roots_pointer *pointer = calloc(sizeof(struct roots_pointer), 1); if (!pointer) { wlr_log(L_ERROR, "could not allocate pointer for seat"); @@ -320,7 +349,8 @@ static void seat_add_pointer(struct roots_seat *seat, struct wlr_input_device *d roots_seat_configure_cursor(seat); } -static void seat_add_touch(struct roots_seat *seat, struct wlr_input_device *device) { +static void seat_add_touch(struct roots_seat *seat, + struct wlr_input_device *device) { struct roots_touch *touch = calloc(sizeof(struct roots_touch), 1); if (!touch) { wlr_log(L_ERROR, "could not allocate touch for seat"); @@ -335,12 +365,15 @@ static void seat_add_touch(struct roots_seat *seat, struct wlr_input_device *dev roots_seat_configure_cursor(seat); } -static void seat_add_tablet_pad(struct roots_seat *seat, struct wlr_input_device *device) { +static void seat_add_tablet_pad(struct roots_seat *seat, + struct wlr_input_device *device) { // TODO } -static void seat_add_tablet_tool(struct roots_seat *seat, struct wlr_input_device *device) { - struct roots_tablet_tool *tablet_tool = calloc(sizeof(struct roots_tablet_tool), 1); +static void seat_add_tablet_tool(struct roots_seat *seat, + struct wlr_input_device *device) { + struct roots_tablet_tool *tablet_tool = + calloc(sizeof(struct roots_tablet_tool), 1); if (!tablet_tool) { wlr_log(L_ERROR, "could not allocate tablet_tool for seat"); return; diff --git a/types/wlr_cursor.c b/types/wlr_cursor.c index e8965b68..ec66f7c7 100644 --- a/types/wlr_cursor.c +++ b/types/wlr_cursor.c @@ -637,3 +637,21 @@ void wlr_cursor_map_input_to_region(struct wlr_cursor *cur, c_device->mapped_box = box; } + +bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur, + struct wlr_input_device *device, double x_mm, double y_mm, + double width_mm, double height_mm, double *lx, double *ly) { + if (width_mm <= 0 || height_mm <= 0) { + return false; + } + + struct wlr_box *mapping = get_mapping(cur, device); + if (!mapping) { + mapping = wlr_output_layout_get_box(cur->state->layout, NULL); + } + + *lx = x_mm > 0 ? mapping->width * (x_mm / width_mm) + mapping->x : cur->x; + *ly = y_mm > 0 ? mapping->height * (y_mm / height_mm) + mapping->y : cur->y; + + return true; +} diff --git a/types/wlr_data_device.c b/types/wlr_data_device.c index 4d926236..6328fd09 100644 --- a/types/wlr_data_device.c +++ b/types/wlr_data_device.c @@ -275,7 +275,8 @@ void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) { struct wlr_data_offer *offer = wlr_data_source_send_offer(seat_client->seat->selection_source, seat_client->data_device); - wl_data_device_send_selection(seat_client->data_device, offer->resource); + wl_data_device_send_selection(seat_client->data_device, + offer->resource); } else { wl_data_device_send_selection(seat_client->data_device, NULL); } @@ -437,8 +438,12 @@ static void wlr_drag_set_focus(struct wlr_drag *drag, static void wlr_drag_end(struct wlr_drag *drag) { if (!drag->cancelling) { drag->cancelling = true; - wlr_seat_pointer_end_grab(drag->pointer_grab.seat); - wlr_seat_keyboard_end_grab(drag->keyboard_grab.seat); + if (drag->is_pointer_grab) { + wlr_seat_pointer_end_grab(drag->seat); + } else { + wlr_seat_touch_end_grab(drag->seat); + } + wlr_seat_keyboard_end_grab(drag->seat); if (drag->source) { wl_list_remove(&drag->source_destroy.link); @@ -521,6 +526,54 @@ wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface = { .cancel = pointer_drag_cancel, }; +uint32_t touch_drag_down(struct wlr_seat_touch_grab *grab, + uint32_t time, struct wlr_touch_point *point) { + // eat the event + return 0; +} + +static void touch_drag_up(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point) { + struct wlr_drag *drag = grab->data; + if (drag->grab_touch_id != point->touch_id) { + return; + } + + if (drag->focus_client && drag->focus_client->data_device) { + wl_data_device_send_drop(drag->focus_client->data_device); + } + + wlr_drag_end(drag); +} + +static void touch_drag_motion(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point) { + struct wlr_drag *drag = grab->data; + if (drag->focus && drag->focus_client && drag->focus_client->data_device) { + wl_data_device_send_motion(drag->focus_client->data_device, time, + wl_fixed_from_double(point->sx), wl_fixed_from_double(point->sy)); + } +} + +static void touch_drag_enter(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point) { + struct wlr_drag *drag = grab->data; + wlr_drag_set_focus(drag, point->focus_surface, point->sx, point->sy); +} + +static void touch_drag_cancel(struct wlr_seat_touch_grab *grab) { + struct wlr_drag *drag = grab->data; + wlr_drag_end(drag); +} + +const struct wlr_touch_grab_interface wlr_data_device_touch_drag_interface = { + .down = touch_drag_down, + .up = touch_drag_up, + .motion = touch_drag_motion, + .enter = touch_drag_enter, + .cancel = touch_drag_cancel, +}; + static void keyboard_drag_enter(struct wlr_seat_keyboard_grab *grab, struct wlr_surface *surface) { // nothing has keyboard focus during drags @@ -562,13 +615,39 @@ static void drag_handle_drag_source_destroy(struct wl_listener *listener, } static bool seat_client_start_drag(struct wlr_seat_client *client, - struct wlr_data_source *source, struct wlr_surface *icon) { + struct wlr_data_source *source, struct wlr_surface *icon, + struct wlr_surface *origin, uint32_t serial) { struct wlr_drag *drag = calloc(1, sizeof(struct wlr_drag)); if (drag == NULL) { return false; } - struct wlr_seat *seat = client->seat; + drag->seat = client->seat; + + drag->is_pointer_grab = client->pointer != NULL && + client->seat->pointer_state.button_count == 1 && + client->seat->pointer_state.grab_serial == serial && + client->seat->pointer_state.focused_surface && + client->seat->pointer_state.focused_surface == origin; + + bool is_touch_grab = client->touch && + wlr_seat_touch_num_points(client->seat) == 1 && + client->seat->touch_state.grab_serial == serial; + + // set in the iteration + struct wlr_touch_point *point = NULL; + + if (is_touch_grab) { + wl_list_for_each(point, &client->seat->touch_state.touch_points, link) { + is_touch_grab = point->surface && point->surface == origin; + break; + } + } + + if (!drag->is_pointer_grab && !is_touch_grab) { + free(drag); + return true; + } if (icon) { drag->icon = icon; @@ -587,13 +666,23 @@ static bool seat_client_start_drag(struct wlr_seat_client *client, drag->pointer_grab.data = drag; drag->pointer_grab.interface = &wlr_data_device_pointer_drag_interface; + drag->touch_grab.data = drag; + drag->touch_grab.interface = &wlr_data_device_touch_drag_interface; + drag->grab_touch_id = drag->seat->touch_state.grab_id; + drag->keyboard_grab.data = drag; drag->keyboard_grab.interface = &wlr_data_device_keyboard_drag_interface; - wlr_seat_pointer_clear_focus(seat); + wlr_seat_keyboard_start_grab(drag->seat, &drag->keyboard_grab); - wlr_seat_keyboard_start_grab(seat, &drag->keyboard_grab); - wlr_seat_pointer_start_grab(seat, &drag->pointer_grab); + if (drag->is_pointer_grab) { + wlr_seat_pointer_clear_focus(drag->seat); + wlr_seat_pointer_start_grab(drag->seat, &drag->pointer_grab); + } else { + assert(point); + wlr_seat_touch_start_grab(drag->seat, &drag->touch_grab); + wlr_drag_set_focus(drag, point->surface, point->sx, point->sy); + } return true; } @@ -603,21 +692,12 @@ static void data_device_start_drag(struct wl_client *client, struct wl_resource *source_resource, struct wl_resource *origin_resource, struct wl_resource *icon_resource, uint32_t serial) { - struct wlr_seat_client *seat_client = wl_resource_get_user_data(device_resource); - struct wlr_seat *seat = seat_client->seat; + struct wlr_seat_client *seat_client = + wl_resource_get_user_data(device_resource); struct wlr_surface *origin = wl_resource_get_user_data(origin_resource); struct wlr_data_source *source = NULL; struct wlr_surface *icon = NULL; - bool is_pointer_grab = seat->pointer_state.button_count == 1 && - seat->pointer_state.grab_serial == serial && - seat->pointer_state.focused_surface && - seat->pointer_state.focused_surface == origin; - - if (!is_pointer_grab) { - return; - } - if (source_resource) { source = wl_resource_get_user_data(source_resource); } @@ -634,7 +714,7 @@ static void data_device_start_drag(struct wl_client *client, // TODO touch grab - if (!seat_client_start_drag(seat_client, source, icon)) { + if (!seat_client_start_drag(seat_client, source, icon, origin, serial)) { wl_resource_post_no_memory(device_resource); return; } @@ -653,7 +733,8 @@ static const struct wl_data_device_interface data_device_impl = { void data_device_manager_get_data_device(struct wl_client *client, struct wl_resource *manager_resource, uint32_t id, struct wl_resource *seat_resource) { - struct wlr_seat_client *seat_client = wl_resource_get_user_data(seat_resource); + struct wlr_seat_client *seat_client = + wl_resource_get_user_data(seat_resource); struct wl_resource *resource = wl_resource_create(client, @@ -820,9 +901,9 @@ struct wlr_data_device_manager *wlr_data_device_manager_create( } void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager) { - if (!manager) { - return; - } - wl_global_destroy(manager->global); - free(manager); + if (!manager) { + return; + } + wl_global_destroy(manager->global); + free(manager); } diff --git a/types/wlr_seat.c b/types/wlr_seat.c index dad88354..4438f5cc 100644 --- a/types/wlr_seat.c +++ b/types/wlr_seat.c @@ -300,12 +300,50 @@ static const struct wlr_keyboard_grab_interface default_keyboard_grab_impl = { .cancel = default_keyboard_cancel, }; +static uint32_t default_touch_down(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point) { + return wlr_seat_touch_send_down(grab->seat, point->surface, time, + point->touch_id, point->sx, point->sy); +} + +static void default_touch_up(struct wlr_seat_touch_grab *grab, uint32_t time, + struct wlr_touch_point *point) { + wlr_seat_touch_send_up(grab->seat, time, point->touch_id); +} + +static void default_touch_motion(struct wlr_seat_touch_grab *grab, + uint32_t time, struct wlr_touch_point *point) { + if (!point->focus_surface || point->focus_surface == point->surface) { + wlr_seat_touch_send_motion(grab->seat, time, point->touch_id, point->sx, + point->sy); + } +} + +static void default_touch_enter(struct wlr_seat_touch_grab *grab, + uint32_t time, struct wlr_touch_point *point) { + // not handled by default +} + +static void default_touch_cancel(struct wlr_seat_touch_grab *grab) { + // cannot be cancelled +} + +static const struct wlr_touch_grab_interface default_touch_grab_impl = { + .down = default_touch_down, + .up = default_touch_up, + .motion = default_touch_motion, + .enter = default_touch_enter, + .cancel = default_touch_cancel, +}; + + struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) { struct wlr_seat *wlr_seat = calloc(1, sizeof(struct wlr_seat)); if (!wlr_seat) { return NULL; } + // pointer state wlr_seat->pointer_state.seat = wlr_seat; wl_list_init(&wlr_seat->pointer_state.surface_destroy.link); wl_list_init(&wlr_seat->pointer_state.resource_destroy.link); @@ -321,6 +359,7 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) { wlr_seat->pointer_state.default_grab = pointer_grab; wlr_seat->pointer_state.grab = pointer_grab; + // keyboard state struct wlr_seat_keyboard_grab *keyboard_grab = calloc(1, sizeof(struct wlr_seat_keyboard_grab)); if (!keyboard_grab) { @@ -338,6 +377,23 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) { wl_list_init( &wlr_seat->keyboard_state.surface_destroy.link); + // touch state + struct wlr_seat_touch_grab *touch_grab = + calloc(1, sizeof(struct wlr_seat_touch_grab)); + if (!touch_grab) { + free(pointer_grab); + free(keyboard_grab); + free(wlr_seat); + return NULL; + } + touch_grab->interface = &default_touch_grab_impl; + touch_grab->seat = wlr_seat; + wlr_seat->touch_state.default_grab = touch_grab; + wlr_seat->touch_state.grab = touch_grab; + + wlr_seat->touch_state.seat = wlr_seat; + wl_list_init(&wlr_seat->touch_state.touch_points); + struct wl_global *wl_global = wl_global_create(display, &wl_seat_interface, 6, wlr_seat, wl_seat_bind); if (!wl_global) { @@ -361,6 +417,9 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) { wl_signal_init(&wlr_seat->events.keyboard_grab_begin); wl_signal_init(&wlr_seat->events.keyboard_grab_end); + wl_signal_init(&wlr_seat->events.touch_grab_begin); + wl_signal_init(&wlr_seat->events.touch_grab_end); + return wlr_seat; } @@ -378,6 +437,7 @@ void wlr_seat_destroy(struct wlr_seat *wlr_seat) { wl_global_destroy(wlr_seat->wl_global); free(wlr_seat->pointer_state.default_grab); free(wlr_seat->keyboard_state.default_grab); + free(wlr_seat->touch_state.default_grab); free(wlr_seat->data_device); free(wlr_seat->name); free(wlr_seat); @@ -550,7 +610,9 @@ void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time, void wlr_seat_pointer_start_grab(struct wlr_seat *wlr_seat, struct wlr_seat_pointer_grab *grab) { + assert(wlr_seat); grab->seat = wlr_seat; + assert(grab->seat); wlr_seat->pointer_state.grab = grab; wl_signal_emit(&wlr_seat->events.pointer_grab_begin, grab); @@ -596,7 +658,7 @@ uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat, struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab; uint32_t serial = grab->interface->button(grab, time, button, state); - if (wlr_seat->pointer_state.button_count == 1) { + if (serial && wlr_seat->pointer_state.button_count == 1) { wlr_seat->pointer_state.grab_serial = serial; } @@ -610,6 +672,10 @@ void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time, grab->interface->axis(grab, time, orientation, value); } +bool wlr_seat_pointer_has_grab(struct wlr_seat *seat) { + return seat->pointer_state.grab->interface != &default_pointer_grab_impl; +} + void wlr_seat_keyboard_send_key(struct wlr_seat *wlr_seat, uint32_t time, uint32_t key, uint32_t state) { struct wlr_seat_client *client = wlr_seat->keyboard_state.focused_client; @@ -807,6 +873,10 @@ void wlr_seat_keyboard_clear_focus(struct wlr_seat *seat) { wlr_seat_keyboard_enter(seat, NULL); } +bool wlr_seat_keyboard_has_grab(struct wlr_seat *seat) { + return seat->keyboard_state.grab->interface != &default_keyboard_grab_impl; +} + void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat) { clock_gettime(CLOCK_MONOTONIC, &seat->last_event); struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab; @@ -819,3 +889,265 @@ void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time, struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab; grab->interface->key(grab, time, key, state); } + +void wlr_seat_touch_start_grab(struct wlr_seat *wlr_seat, + struct wlr_seat_touch_grab *grab) { + grab->seat = wlr_seat; + wlr_seat->touch_state.grab = grab; + + wl_signal_emit(&wlr_seat->events.touch_grab_begin, grab); +} + +void wlr_seat_touch_end_grab(struct wlr_seat *wlr_seat) { + struct wlr_seat_touch_grab *grab = wlr_seat->touch_state.grab; + + if (grab != wlr_seat->touch_state.default_grab) { + wlr_seat->touch_state.grab = wlr_seat->touch_state.default_grab; + wl_signal_emit(&wlr_seat->events.touch_grab_end, grab); + if (grab->interface->cancel) { + grab->interface->cancel(grab); + } + } +} + +static void touch_point_clear_focus(struct wlr_touch_point *point) { + if (point->focus_surface) { + wl_list_remove(&point->focus_surface_destroy.link); + point->focus_client = NULL; + point->focus_surface = NULL; + } +} + +static void touch_point_destroy(struct wlr_touch_point *point) { + wl_signal_emit(&point->events.destroy, point); + + touch_point_clear_focus(point); + wl_list_remove(&point->surface_destroy.link); + wl_list_remove(&point->resource_destroy.link); + wl_list_remove(&point->link); + free(point); +} +static void handle_touch_point_resource_destroy(struct wl_listener *listener, + void *data) { + struct wlr_touch_point *point = + wl_container_of(listener, point, resource_destroy); + touch_point_destroy(point); +} + +static void handle_touch_point_surface_destroy(struct wl_listener *listener, + void *data) { + struct wlr_touch_point *point = + wl_container_of(listener, point, surface_destroy); + touch_point_destroy(point); +} + +static struct wlr_touch_point *touch_point_create( + struct wlr_seat *seat, int32_t touch_id, + struct wlr_surface *surface, double sx, double sy) { + struct wl_client *wl_client = wl_resource_get_client(surface->resource); + struct wlr_seat_client *client = wlr_seat_client_for_wl_client(seat, wl_client); + + if (!client || !client->touch) { + // touch points are not valid without a connected client with touch + return NULL; + } + + struct wlr_touch_point *point = calloc(1, sizeof(struct wlr_touch_point)); + if (!point) { + return NULL; + } + + point->touch_id = touch_id; + point->surface = surface; + point->client = client; + + point->sx = sx; + point->sy = sy; + + wl_signal_init(&point->events.destroy); + + wl_signal_add(&surface->events.destroy, &point->surface_destroy); + point->surface_destroy.notify = handle_touch_point_surface_destroy; + wl_resource_add_destroy_listener(surface->resource, + &point->resource_destroy); + point->resource_destroy.notify = handle_touch_point_resource_destroy; + + wl_list_insert(&seat->touch_state.touch_points, &point->link); + + return point; +} + +struct wlr_touch_point *wlr_seat_touch_get_point( + struct wlr_seat *seat, int32_t touch_id) { + struct wlr_touch_point *point = NULL; + wl_list_for_each(point, &seat->touch_state.touch_points, link) { + if (point->touch_id == touch_id) { + return point; + } + } + + return NULL; +} + +uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy) { + clock_gettime(CLOCK_MONOTONIC, &seat->last_event); + struct wlr_seat_touch_grab *grab = seat->touch_state.grab; + struct wlr_touch_point *point = + touch_point_create(seat, touch_id, surface, sx, sy); + if (!point) { + wlr_log(L_ERROR, "could not create touch point"); + return 0; + } + + uint32_t serial = grab->interface->down(grab, time, point); + + if (serial && wlr_seat_touch_num_points(seat) == 1) { + seat->touch_state.grab_serial = serial; + seat->touch_state.grab_id = touch_id; + } + + return serial; +} + +void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time, + int32_t touch_id) { + clock_gettime(CLOCK_MONOTONIC, &seat->last_event); + struct wlr_seat_touch_grab *grab = seat->touch_state.grab; + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch up for unknown touch point"); + return; + } + + grab->interface->up(grab, time, point); + + touch_point_destroy(point); +} + +void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time, + int32_t touch_id, double sx, double sy) { + clock_gettime(CLOCK_MONOTONIC, &seat->last_event); + struct wlr_seat_touch_grab *grab = seat->touch_state.grab; + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch motion for unknown touch point"); + return; + } + + point->sx = sx; + point->sy = sy; + + grab->interface->motion(grab, time, point); +} + +static void handle_point_focus_destroy(struct wl_listener *listener, + void *data) { + struct wlr_touch_point *point = + wl_container_of(listener, point, focus_surface_destroy); + touch_point_clear_focus(point); +} + +static void touch_point_set_focus(struct wlr_touch_point *point, + struct wlr_surface *surface, double sx, double sy) { + if (point->focus_surface == surface) { + return; + } + + touch_point_clear_focus(point); + + if (surface && surface->resource) { + struct wlr_seat_client *client = + wlr_seat_client_for_wl_client(point->client->seat, + wl_resource_get_client(surface->resource)); + + if (client && client->touch) { + wl_signal_add(&surface->events.destroy, &point->focus_surface_destroy); + point->focus_surface_destroy.notify = handle_point_focus_destroy; + point->focus_surface = surface; + point->focus_client = client; + point->sx = sx; + point->sy = sy; + } + } +} + +void wlr_seat_touch_point_focus(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy) { + assert(surface); + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch point focus for unknown touch point"); + return; + } + struct wlr_surface *focus = point->focus_surface; + touch_point_set_focus(point, surface, sx, sy); + + if (focus != point->focus_surface) { + struct wlr_seat_touch_grab *grab = seat->touch_state.grab; + grab->interface->enter(grab, time, point); + } +} + +void wlr_seat_touch_point_clear_focus(struct wlr_seat *seat, uint32_t time, + int32_t touch_id) { + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch point focus for unknown touch point"); + return; + } + + touch_point_clear_focus(point); +} + +uint32_t wlr_seat_touch_send_down(struct wlr_seat *seat, + struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx, + double sy) { + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch down for unknown touch point"); + return 0; + } + + uint32_t serial = wl_display_next_serial(seat->display); + wl_touch_send_down(point->client->touch, serial, time, surface->resource, + touch_id, wl_fixed_from_double(sx), wl_fixed_from_double(sy)); + wl_touch_send_frame(point->client->touch); + + return serial; +} + +void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, int32_t touch_id) { + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch up for unknown touch point"); + return; + } + + uint32_t serial = wl_display_next_serial(seat->display); + wl_touch_send_up(point->client->touch, serial, time, touch_id); + wl_touch_send_frame(point->client->touch); +} + +void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id, + double sx, double sy) { + struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id); + if (!point) { + wlr_log(L_ERROR, "got touch motion for unknown touch point"); + return; + } + + wl_touch_send_motion(point->client->touch, time, touch_id, + wl_fixed_from_double(sx), wl_fixed_from_double(sy)); + wl_touch_send_frame(point->client->touch); +} + +int wlr_seat_touch_num_points(struct wlr_seat *seat) { + return wl_list_length(&seat->touch_state.touch_points); +} + +bool wlr_seat_touch_has_grab(struct wlr_seat *seat) { + return seat->touch_state.grab->interface != &default_touch_grab_impl; +} |