Fixed the issue Label name disappear when user change orientation

The cause is that the label list is empty after orientation change.
Initialize the cursor position for acquiring label data,
Fix to be able to get label data even after orientation change.

Affected area:
Label data acquisition processing.

Bug: 672276622
Change-Id: I0b633797a910de6878c220e8ab85dbba2d8ff126
1 file changed