Current features:
- Show scaled up thumbnail while the full image is loading
- Click to alternate between scaling mode (or reset zoom if not 1x)
- Click outside of image to close
- Double click to toggle fullscreen
- Middle click to open externally (also for thumbnail in timeline)
- Right click anywhere to close
- Ctrl+wheel to zoom
- Click-drag to pan when image larger than window
- Add it to remaining components
- Do not use Timer, as flickDeceleration from
Flickable is more performant
- Add a setting option for it: useTrackpadFix