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renancaraujo
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:photo_view/photo_view.dart'; | ||
|
|
||
| class CommonExampleRouteWrapper extends StatelessWidget { | ||
| const CommonExampleRouteWrapper({ | ||
| this.imageProvider, | ||
| this.loadingBuilder, | ||
| this.backgroundDecoration, | ||
| this.minScale, | ||
| this.maxScale, | ||
| this.initialScale, | ||
| this.basePosition = Alignment.center, | ||
| this.filterQuality = FilterQuality.none, | ||
| }); | ||
|
|
||
| final ImageProvider imageProvider; | ||
| final LoadingBuilder loadingBuilder; | ||
| final Decoration backgroundDecoration; | ||
| final dynamic minScale; | ||
| final dynamic maxScale; | ||
| final dynamic initialScale; | ||
| final Alignment basePosition; | ||
| final FilterQuality filterQuality; | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Scaffold( | ||
| body: Container( | ||
| constraints: BoxConstraints.expand( | ||
| height: MediaQuery.of(context).size.height, | ||
| ), | ||
| child: PhotoView( | ||
| imageProvider: imageProvider, | ||
| loadingBuilder: loadingBuilder, | ||
| backgroundDecoration: backgroundDecoration, | ||
| minScale: minScale, | ||
| maxScale: maxScale, | ||
| initialScale: initialScale, | ||
| basePosition: basePosition, | ||
| filterQuality: filterQuality, | ||
| ), | ||
| ), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| import 'package:flutter/material.dart'; | ||
|
|
||
| class ExampleButtonNode extends StatelessWidget { | ||
| const ExampleButtonNode({ | ||
| this.title, | ||
| this.onPressed, | ||
| }); | ||
|
|
||
| final String title; | ||
| final Function onPressed; | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Container( | ||
| margin: const EdgeInsets.symmetric( | ||
| vertical: 20.0, | ||
| ), | ||
| child: Column( | ||
| children: <Widget>[ | ||
| Text( | ||
| title, | ||
| textAlign: TextAlign.center, | ||
| style: const TextStyle( | ||
| color: Colors.black, | ||
| fontSize: 21.0, | ||
| fontWeight: FontWeight.w600, | ||
| ), | ||
| ), | ||
| Container( | ||
| margin: const EdgeInsets.only( | ||
| top: 10.0, | ||
| ), | ||
| child: RaisedButton( | ||
| onPressed: onPressed, | ||
| child: const Text("Open example"), | ||
| color: Colors.amber, | ||
| ), | ||
| ) | ||
| ], | ||
| ), | ||
| ); | ||
| } | ||
| } |
173 changes: 173 additions & 0 deletions
173
example/lib/screens/examples/common_use_cases_examples.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,173 @@ | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:photo_view/photo_view.dart'; | ||
| import 'package:photo_view_example/screens/common/app_bar.dart'; | ||
| import 'package:photo_view_example/screens/common/common_example_wrapper.dart'; | ||
| import 'package:photo_view_example/screens/common/example_button.dart'; | ||
|
|
||
| class CommonUseCasesExamples extends StatelessWidget { | ||
| @override | ||
| Widget build(BuildContext context) { | ||
| return ExampleAppBarLayout( | ||
| title: "Common use cases", | ||
| showGoBack: true, | ||
| child: ListView( | ||
| children: <Widget>[ | ||
| ExampleButtonNode( | ||
| title: "Large Image", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/large-image.jpg"), | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "Large Image (filter quality: medium)", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/large-image.jpg"), | ||
| filterQuality: FilterQuality.medium, | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "Small Image (custom background)", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/small-image.jpg"), | ||
| backgroundDecoration: BoxDecoration( | ||
| gradient: LinearGradient( | ||
| colors: <Color>[Colors.white, Colors.grey], | ||
| stops: [0.1, 1.0], | ||
| ), | ||
| ), | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "Small Image (custom alignment)", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/small-image.jpg"), | ||
| backgroundDecoration: BoxDecoration( | ||
| color: Colors.white, | ||
| ), | ||
| basePosition: Alignment(0.5, 0.0), | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
|
|
||
| ExampleButtonNode( | ||
| title: "Animated GIF", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const CommonExampleRouteWrapper( | ||
| imageProvider: const AssetImage("assets/neat.gif"), | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "Limited scale", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/large-image.jpg"), | ||
| minScale: PhotoViewComputedScale.contained * 0.8, | ||
| maxScale: PhotoViewComputedScale.covered * 1.1, | ||
| initialScale: PhotoViewComputedScale.covered * 1.1, | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "Custom Initial scale", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => CommonExampleRouteWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/large-image.jpg"), | ||
| initialScale: PhotoViewComputedScale.contained * 0.7, | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ExampleButtonNode( | ||
| title: "One tap to dismiss", | ||
| onPressed: () { | ||
| Navigator.push( | ||
| context, | ||
| MaterialPageRoute( | ||
| builder: (context) => const OneTapWrapper( | ||
| imageProvider: | ||
| const AssetImage("assets/large-image.jpg"), | ||
| ), | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ], | ||
| ), | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| class OneTapWrapper extends StatelessWidget { | ||
| const OneTapWrapper({ | ||
| this.imageProvider, | ||
| }); | ||
|
|
||
| final ImageProvider imageProvider; | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Scaffold( | ||
| body: Container( | ||
| constraints: BoxConstraints.expand( | ||
| height: MediaQuery.of(context).size.height, | ||
| ), | ||
| child: GestureDetector( | ||
| onTapDown: (_) { | ||
| Navigator.pop(context); | ||
| }, | ||
| child: PhotoView( | ||
| imageProvider: imageProvider, | ||
| ), | ||
| ), | ||
| ), | ||
| ); | ||
| } | ||
| } |
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