ext-image-capture-source-v1: add source pointer cursors

include/wlr/interfaces/wlr_ext_image_capture_source_v1.h

@@ -13,12 +13,15 @@
 #include <wlr/types/wlr_ext_image_capture_source_v1.h>
 
 struct wlr_ext_image_copy_capture_frame_v1;
+struct wlr_seat;
 
 struct wlr_ext_image_capture_source_v1_interface {
 	void (*schedule_frame)(struct wlr_ext_image_capture_source_v1 *source);
 	void (*copy_frame)(struct wlr_ext_image_capture_source_v1 *source,
 		struct wlr_ext_image_copy_capture_frame_v1 *dst_frame,
 		struct wlr_ext_image_capture_source_v1_frame_event *frame_event);
+	struct wlr_ext_image_capture_source_v1_cursor *(*get_pointer_cursor)(
+		struct wlr_ext_image_capture_source_v1 *source, struct wlr_seat *seat);
 };
 
 void wlr_ext_image_capture_source_v1_init(struct wlr_ext_image_capture_source_v1 *source,
@@ -27,4 +30,8 @@ void wlr_ext_image_capture_source_v1_finish(struct wlr_ext_image_capture_source_
 bool wlr_ext_image_capture_source_v1_create_resource(struct wlr_ext_image_capture_source_v1 *source,
 	struct wl_client *client, uint32_t new_id);
 
+void wlr_ext_image_capture_source_v1_cursor_init(struct wlr_ext_image_capture_source_v1_cursor *source_cursor,
+		const struct wlr_ext_image_capture_source_v1_interface *impl);
+void wlr_ext_image_capture_source_v1_cursor_finish(struct wlr_ext_image_capture_source_v1_cursor *source_cursor);
+
 #endif

include/wlr/types/wlr_ext_image_capture_source_v1.h

@@ -48,6 +48,26 @@ struct wlr_ext_image_capture_source_v1_frame_event {
 	const pixman_region32_t *damage;
 };
 
+/**
+ * A cursor capture source.
+ *
+ * Provides additional cursor-specific functionality on top of
+ * struct wlr_ext_image_capture_source_v1.
+ */
+struct wlr_ext_image_capture_source_v1_cursor {
+	struct wlr_ext_image_capture_source_v1 base;
+
+	bool entered;
+	int32_t x, y;
+	struct {
+		int32_t x, y;
+	} hotspot;
+
+	struct {
+		struct wl_signal update;
+	} events;
+};
+
 /**
  * Obtain a struct wlr_ext_image_capture_source_v1 from an ext_image_capture_source_v1
  * resource.

types/ext_image_capture_source_v1/base.c

@@ -65,3 +65,14 @@ bool wlr_ext_image_capture_source_v1_create_resource(struct wlr_ext_image_captur
 	}
 	return true;
 }
+
+void wlr_ext_image_capture_source_v1_cursor_init(struct wlr_ext_image_capture_source_v1_cursor *source_cursor,
+		const struct wlr_ext_image_capture_source_v1_interface *impl) {
+	*source_cursor = (struct wlr_ext_image_capture_source_v1_cursor){0};
+	wlr_ext_image_capture_source_v1_init(&source_cursor->base, impl);
+	wl_signal_init(&source_cursor->events.update);
+}
+
+void wlr_ext_image_capture_source_v1_cursor_finish(struct wlr_ext_image_capture_source_v1_cursor *source_cursor) {
+	wlr_ext_image_capture_source_v1_finish(&source_cursor->base);
+}