Uses kquickcontrolsaddons' QImageItem to display image in ImageViewer and C++ class ImageDocument to handle the image transformation related operations
Summary:
Refs T6268
- Using ImageDocument will allow us to apply transformations such as rotations etc from c++
Reviewers: Koko, mart
Reviewed By: Koko, mart
Maniphest Tasks: T6268
Differential Revision: https://phabricator.kde.org/D7397