expo: Support setting the size and bounds of an object
Add a function to allow the size of an object to be set independently
of its position.
Also add a function to permit the object's bounding box to be set
independently of its dimensions.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/boot/scene.c b/boot/scene.c
index f1dc2d8..ea32925 100644
--- a/boot/scene.c
+++ b/boot/scene.c
@@ -235,6 +235,35 @@
return 0;
}
+int scene_obj_set_width(struct scene *scn, uint id, int w)
+{
+ struct scene_obj *obj;
+
+ obj = scene_obj_find(scn, id, SCENEOBJT_NONE);
+ if (!obj)
+ return log_msg_ret("find", -ENOENT);
+ obj->bbox.x1 = obj->bbox.x0 + w;
+
+ return 0;
+}
+
+int scene_obj_set_bbox(struct scene *scn, uint id, int x0, int y0, int x1,
+ int y1)
+{
+ struct scene_obj *obj;
+
+ obj = scene_obj_find(scn, id, SCENEOBJT_NONE);
+ if (!obj)
+ return log_msg_ret("find", -ENOENT);
+ obj->bbox.x0 = x0;
+ obj->bbox.y0 = y0;
+ obj->bbox.x1 = x1;
+ obj->bbox.y1 = y1;
+ obj->flags |= SCENEOF_SIZE_VALID;
+
+ return 0;
+}
+
int scene_obj_set_hide(struct scene *scn, uint id, bool hide)
{
int ret;