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Refactor out wlr_pointer_state

This commit is contained in:
Dominique Martinet 2017-08-14 15:55:48 +02:00
parent 0a3246ad97
commit 53e7bebd23
6 changed files with 40 additions and 39 deletions
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8
backend/libinput/pointer.c
View File

@ -10,7 +10,13 @@
struct wlr_pointer *wlr_libinput_pointer_create(
struct libinput_device *libinput_dev) {
assert(libinput_dev);
return wlr_pointer_create(NULL, NULL);
struct wlr_pointer *wlr_pointer = calloc(1, sizeof(struct wlr_pointer));
if (!wlr_pointer) {
wlr_log(L_ERROR, "Unable to allocate wlr_pointer");
return NULL;
}
wlr_pointer_init(wlr_pointer, NULL);
return wlr_pointer;
}
void handle_pointer_motion(struct libinput_event *event,

46
backend/wayland/wl_seat.c
View File

@ -17,31 +17,33 @@ static void pointer_handle_enter(void *data, struct wl_pointer *wl_pointer,
wl_fixed_t surface_y) {
struct wlr_input_device *dev = data;
struct wlr_wl_input_device *wlr_wl_dev = (struct wlr_wl_input_device *)dev;
assert(dev && dev->pointer && dev->pointer->state);
assert(dev && dev->pointer);
struct wlr_wl_pointer *wlr_wl_pointer = (struct wlr_wl_pointer *)dev->pointer;
struct wlr_wl_backend_output* output =
wlr_wl_output_for_surface(wlr_wl_dev->backend, surface);
assert(output);
dev->pointer->state->current_output = output;
wlr_wl_pointer->current_output = output;
}
static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, struct wl_surface *surface) {
struct wlr_input_device *dev = data;
assert(dev && dev->pointer && dev->pointer->state);
dev->pointer->state->current_output = NULL;
assert(dev && dev->pointer);
struct wlr_wl_pointer *wlr_wl_pointer = (struct wlr_wl_pointer *)dev->pointer;
wlr_wl_pointer->current_output = NULL;
}
static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) {
struct wlr_input_device *dev = data;
assert(dev && dev->pointer && dev->pointer->state);
struct wlr_pointer_state *state = dev->pointer->state;
if (!state->current_output) {
assert(dev && dev->pointer);
struct wlr_wl_pointer *wlr_wl_pointer = (struct wlr_wl_pointer *)dev->pointer;
if (!wlr_wl_pointer->current_output) {
wlr_log(L_ERROR, "pointer motion event without current output");
return;
}
int width, height;
wl_egl_window_get_attached_size(state->current_output->egl_window,
wl_egl_window_get_attached_size(wlr_wl_pointer->current_output->egl_window,
&width, &height);
struct wlr_event_pointer_motion_absolute wlr_event;
wlr_event.time_sec = time / 1000;
@ -70,13 +72,14 @@ static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis, wl_fixed_t value) {
struct wlr_input_device *dev = data;
assert(dev && dev->pointer);
struct wlr_wl_pointer *wlr_wl_pointer = (struct wlr_wl_pointer *)dev->pointer;
struct wlr_event_pointer_axis wlr_event;
wlr_event.delta = value;
wlr_event.orientation = axis;
wlr_event.time_sec = time / 1000;
wlr_event.time_usec = time * 1000;
wlr_event.source = dev->pointer->state->axis_source;
wlr_event.source = wlr_wl_pointer->axis_source;
wl_signal_emit(&dev->pointer->events.axis, &wlr_event);
}
@ -87,8 +90,10 @@ static void pointer_handle_frame(void *data, struct wl_pointer *wl_pointer) {
static void pointer_handle_axis_source(void *data, struct wl_pointer *wl_pointer,
uint32_t axis_source) {
struct wlr_input_device *dev = data;
assert(dev && dev->pointer && dev->pointer->state);
dev->pointer->state->axis_source = axis_source;
assert(dev && dev->pointer);
struct wlr_wl_pointer *wlr_wl_pointer = (struct wlr_wl_pointer *)dev->pointer;
wlr_wl_pointer->axis_source = axis_source;
}
static void pointer_handle_axis_stop(void *data, struct wl_pointer *wl_pointer,
@ -173,14 +178,6 @@ static struct wlr_input_device_impl input_device_impl = {
.destroy = input_device_destroy
};
static void pointer_destroy(struct wlr_pointer_state *state) {
free(state);
}
static struct wlr_pointer_impl pointer_impl = {
.destroy = pointer_destroy
};
static struct wlr_input_device *allocate_device(struct wlr_wl_backend *backend,
enum wlr_input_device_type type) {
struct wlr_wl_input_device *wlr_wl_dev;
@ -208,15 +205,15 @@ static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
if ((caps & WL_SEAT_CAPABILITY_POINTER)) {
wlr_log(L_DEBUG, "seat %p offered pointer", (void*) wl_seat);
struct wlr_pointer_state *pointer_state;
if (!(pointer_state = calloc(1, sizeof(struct wlr_pointer_state)))) {
wlr_log(L_ERROR, "Unable to allocate wlr_pointer_state");
struct wlr_wl_pointer *wlr_wl_pointer;
if (!(wlr_wl_pointer = calloc(1, sizeof(struct wlr_wl_pointer)))) {
wlr_log(L_ERROR, "Unable to allocate wlr_wl_pointer");
return;
}
struct wlr_input_device *wlr_device;
if (!(wlr_device = allocate_device(backend, WLR_INPUT_DEVICE_POINTER))) {
free(pointer_state);
free(wlr_wl_pointer);
wlr_log(L_ERROR, "Unable to allocate wlr_device for pointer");
return;
}
@ -225,7 +222,8 @@ static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
struct wl_pointer *wl_pointer = wl_seat_get_pointer(wl_seat);
wl_pointer_add_listener(wl_pointer, &pointer_listener, wlr_device);
wlr_device->pointer = wlr_pointer_create(&pointer_impl, pointer_state);
wlr_device->pointer = &wlr_wl_pointer->wlr_pointer;
wlr_pointer_init(wlr_device->pointer, NULL);
wlr_wl_device->resource = wl_pointer;
wl_signal_emit(&backend->backend.events.input_add, wlr_device);
}

3
include/backend/wayland.h
View File

@ -48,7 +48,8 @@ struct wlr_wl_input_device {
void *resource;
};
struct wlr_pointer_state {
struct wlr_wl_pointer {
struct wlr_pointer wlr_pointer;
enum wlr_axis_source axis_source;
struct wlr_wl_backend_output *current_output;
};

6
include/wlr/interfaces/wlr_pointer.h
View File

@ -3,11 +3,11 @@
#include <wlr/types/wlr_pointer.h>
struct wlr_pointer_impl {
void (*destroy)(struct wlr_pointer_state *state);
void (*destroy)(struct wlr_pointer *pointer);
};
struct wlr_pointer *wlr_pointer_create(struct wlr_pointer_impl *impl,
struct wlr_pointer_state *state);
void wlr_pointer_init(struct wlr_pointer *pointer,
struct wlr_pointer_impl *impl);
void wlr_pointer_destroy(struct wlr_pointer *pointer);
#endif

2
include/wlr/types/wlr_pointer.h
View File

@ -4,11 +4,9 @@
#include <wayland-server.h>
#include <stdint.h>
struct wlr_pointer_state;
struct wlr_pointer_impl;
struct wlr_pointer {
struct wlr_pointer_state *state;
struct wlr_pointer_impl *impl;
struct {

14
types/wlr_pointer.c
View File

@ -4,22 +4,20 @@
#include <wlr/types/wlr_pointer.h>
#include <wlr/interfaces/wlr_pointer.h>
struct wlr_pointer *wlr_pointer_create(struct wlr_pointer_impl *impl,
struct wlr_pointer_state *state) {
struct wlr_pointer *pointer = calloc(1, sizeof(struct wlr_pointer));
void wlr_pointer_init(struct wlr_pointer *pointer,
struct wlr_pointer_impl *impl) {
pointer->impl = impl;
pointer->state = state;
wl_signal_init(&pointer->events.motion);
wl_signal_init(&pointer->events.motion_absolute);
wl_signal_init(&pointer->events.button);
wl_signal_init(&pointer->events.axis);
return pointer;
}
void wlr_pointer_destroy(struct wlr_pointer *pointer) {
if (!pointer) return;
if (pointer->impl) {
pointer->impl->destroy(pointer->state);
}
if (pointer->impl && pointer->impl->destroy) {
pointer->impl->destroy(pointer);
} else {
free(pointer);
}
}