flutter_package / mobile_scanner

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Navaron Bracke
96af70a2 1 parent 72101a23

use MediaQuery.sizeOf() instead of the topmost layout builder

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Showing 1 changed file with 36 additions and 38 deletions
... ... @@ -232,45 +232,43 @@ class _MobileScannerState extends State<MobileScanner>
@override
Widget build(BuildContext context) {
return LayoutBuilder(
builder: (context, constraints) {
return ValueListenableBuilder<MobileScannerArguments?>(
valueListenable: _controller.startArguments,
builder: (context, value, child) {
if (value == null) {
return _buildPlaceholderOrError(context, child);
}
if (widget.scanWindow != null && scanWindow == null) {
scanWindow = calculateScanWindowRelativeToTextureInPercentage(
widget.fit,
widget.scanWindow!,
value.size,
constraints.biggest,
);
final Size size = MediaQuery.sizeOf(context);
return ValueListenableBuilder<MobileScannerArguments?>(
valueListenable: _controller.startArguments,
builder: (context, value, child) {
if (value == null) {
return _buildPlaceholderOrError(context, child);
}
if (widget.scanWindow != null && scanWindow == null) {
scanWindow = calculateScanWindowRelativeToTextureInPercentage(
widget.fit,
widget.scanWindow!,
value.size,
size,
);
_controller.updateScanWindow(scanWindow);
}
_controller.updateScanWindow(scanWindow);
}
return ClipRect(
child: LayoutBuilder(
builder: (_, constraints) {
return SizedBox.fromSize(
size: constraints.biggest,
child: FittedBox(
fit: widget.fit,
child: SizedBox.fromSize(
size: value.size,
child: kIsWeb
? HtmlElementView(viewType: value.webId!)
: Texture(textureId: value.textureId!),
),
),
);
},
),
);
},
return ClipRect(
child: LayoutBuilder(
builder: (_, constraints) {
return SizedBox.fromSize(
size: constraints.biggest,
child: FittedBox(
fit: widget.fit,
child: SizedBox.fromSize(
size: value.size,
child: kIsWeb
? HtmlElementView(viewType: value.webId!)
: Texture(textureId: value.textureId!),
),
),
);
},
),
);
},
);
... ...