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scene: Add fractional scale handling

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Kenny Levinsen 2022-11-26 21:48:53 +01:00 • committed by Simon Ser
parent efb8df8b22
commit 1225f81a6a
2 changed files with 18 additions and 0 deletions
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1
include/wlr/types/wlr_scene.h
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@ -108,6 +108,7 @@ struct wlr_scene_surface {
struct wlr_addon addon;
struct wl_listener outputs_update;
struct wl_listener output_enter;
struct wl_listener output_leave;
struct wl_listener output_present;

17
types/scene/surface.c
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@ -1,9 +1,22 @@
#include <assert.h>
#include <stdlib.h>
#include <wlr/types/wlr_scene.h>
#include <wlr/types/wlr_fractional_scale_v1.h>
#include <wlr/types/wlr_presentation_time.h>
#include "types/wlr_scene.h"
static void handle_scene_buffer_outputs_update(
struct wl_listener *listener, void *data) {
struct wlr_scene_surface *surface =
wl_container_of(listener, surface, outputs_update);
if (surface->buffer->primary_output == NULL) {
return;
}
double scale = surface->buffer->primary_output->output->scale;
wlr_fractional_scale_v1_notify_scale(surface->surface, scale);
}
static void handle_scene_buffer_output_enter(
struct wl_listener *listener, void *data) {
struct wlr_scene_surface *surface =
@ -140,6 +153,7 @@ static void surface_addon_destroy(struct wlr_addon *addon) {
wlr_addon_finish(&surface->addon);
wl_list_remove(&surface->outputs_update.link);
wl_list_remove(&surface->output_enter.link);
wl_list_remove(&surface->output_leave.link);
wl_list_remove(&surface->output_present.link);
@ -184,6 +198,9 @@ struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_tree *parent
surface->surface = wlr_surface;
scene_buffer->point_accepts_input = scene_buffer_point_accepts_input;
surface->outputs_update.notify = handle_scene_buffer_outputs_update;
wl_signal_add(&scene_buffer->events.outputs_update, &surface->outputs_update);
surface->output_enter.notify = handle_scene_buffer_output_enter;
wl_signal_add(&scene_buffer->events.output_enter, &surface->output_enter);