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Revert "Fix zoom (#1558)"

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This reverts commit 478c6f0238, reversing
changes made to dd7ceacfaf.
This commit is contained in:
ashilkn 2024-02-16 18:23:03 +05:30
parent 28d0e5fee7
commit 968c4afe28
1 changed files with 24 additions and 23 deletions
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47
lib/ui/viewer/file/zoomable_image.dart
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@ -52,18 +52,13 @@ class _ZoomableImageState extends State<ZoomableImage>
bool _loadingFinalImage = false;
bool _loadedFinalImage = false;
PhotoViewController _photoViewController = PhotoViewController();
bool _isZooming = false;
ValueChanged<PhotoViewScaleState>? _scaleStateChangedCallback;
double? _initialScale;
@override
void initState() {
_photo = widget.photo;
_logger = Logger("ZoomableImage");
_logger.info('initState for ${_photo.generatedID} with tag ${_photo.tag}');
_scaleStateChangedCallback = (value) {
_isZooming = value != PhotoViewScaleState.initial;
debugPrint("isZooming = $_isZooming, currentState $value");
};
super.initState();
}
@ -85,7 +80,6 @@ class _ZoomableImageState extends State<ZoomableImage>
if (_imageProvider != null) {
content = PhotoViewGallery.builder(
gaplessPlayback: true,
scaleStateChangedCallback: _scaleStateChangedCallback,
backgroundDecoration: widget.backgroundDecoration as BoxDecoration?,
builder: (context, index) {
return PhotoViewGalleryPageOptions(
@ -104,21 +98,24 @@ class _ZoomableImageState extends State<ZoomableImage>
} else {
content = const EnteLoadingWidget();
}
final GestureDragUpdateCallback? verticalDragCallback = _isZooming
? null
: (d) => {
if (!_isZooming)
{
if (d.delta.dy > dragSensitivity)
{
{Navigator.of(context).pop()},
}
else if (d.delta.dy < (dragSensitivity * -1))
{
showDetailsSheet(context, widget.photo),
},
},
};
dragFunction(d) => {
if (d.delta.dy > dragSensitivity)
{
{Navigator.of(context).pop()},
}
else if (d.delta.dy < (dragSensitivity * -1))
{
showDetailsSheet(context, widget.photo),
},
};
verticalDragCallback(d) {
if (_initialScale == null ||
_photoViewController.scale! <= _initialScale!) {
dragFunction(d);
}
}
return GestureDetector(
onVerticalDragUpdate: verticalDragCallback,
@ -260,7 +257,8 @@ class _ZoomableImageState extends State<ZoomableImage>
required ImageProvider? previewImageProvider,
required ImageProvider finalImageProvider,
}) async {
final bool shouldFixPosition = previewImageProvider != null && _isZooming;
final bool shouldFixPosition =
previewImageProvider != null && _photoViewController.scale != null;
ImageInfo? finalImageInfo;
if (shouldFixPosition) {
final prevImageInfo = await getImageInfo(previewImageProvider);
@ -277,6 +275,9 @@ class _ZoomableImageState extends State<ZoomableImage>
initialPosition: newPosition,
initialScale: scale,
);
setState(() {
_initialScale = scale;
});
}
final bool canUpdateMetadata = _photo.canEditMetaInfo;
// forcefully get finalImageInfo is dimensions are not available in metadata