cursor: add wlr_cursor_unset_image()

It's pretty awkward to call wlr_cursor_set_image() with 6 zeroes.
Hide that awkwardness in wlroots.

2 files changed, 9 insertions, 0 deletions

diff --git a/include/wlr/types/wlr_cursor.h b/include/wlr/types/wlr_cursor.h
index f3c7e970..a4c2e731 100644
--- a/include/wlr/types/wlr_cursor.h
+++ b/include/wlr/types/wlr_cursor.h
@@ -148,6 +148,11 @@ void wlr_cursor_set_image(struct wlr_cursor *cur, const uint8_t *pixels,
 	int32_t hotspot_y, float scale);
 
 /**
+ * Hide the cursor image.
+ */
+void wlr_cursor_unset_image(struct wlr_cursor *cur);
+
+/**
  * Set the cursor image from an XCursor theme.
  *
  * The image will be loaded from the struct wlr_xcursor_manager.
diff --git a/types/wlr_cursor.c b/types/wlr_cursor.c
index cce37e81..8b568e38 100644
--- a/types/wlr_cursor.c
+++ b/types/wlr_cursor.c
@@ -425,6 +425,10 @@ void wlr_cursor_set_image(struct wlr_cursor *cur, const uint8_t *pixels,
 	}
 }
 
+void wlr_cursor_unset_image(struct wlr_cursor *cur) {
+	wlr_cursor_set_image(cur, NULL, 0, 0, 0, 0, 0, 0);
+}
+
 void wlr_cursor_set_xcursor(struct wlr_cursor *cur,
 		struct wlr_xcursor_manager *manager, const char *name) {
 	struct wlr_cursor_output_cursor *output_cursor;