Operations with frame part.
To select necessary rectangular part of the image using drawing tool of the Image editor on tab Edit.
- move selected part of the frame within the drawing area using mouse with pressed left button;
- move it's copy to another part of the image by pressed CTRL key and mouse with pressed left button;
- copy selected part to the clipboard (menu item Edit / Copy) and paste it from clipboard to current image (menu item Edit / Paste);
- rotate and flip selected part (similar to frame operation);
- apply effects to selected part (similar to frame operation).