edge_gen_ai 0.3.1 
edge_gen_ai: ^0.3.1 copied to clipboard
A Flutter plugin for on-device generative AI, using Apple's Foundation Models (iOS) and Gemini Nano via ML Kit GenAI (Android).
import 'dart:async';
import 'package:edge_gen_ai/edge_gen_ai.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_markdown_plus/flutter_markdown_plus.dart';
import 'package:image_picker/image_picker.dart';
import 'function_calling_page.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatefulWidget {
const MyApp({super.key});
static ThemeData _theme(Brightness brightness, Color primaryColor) {
final colorScheme = ThemeData(
brightness: brightness,
).colorScheme.copyWith(primary: primaryColor, secondary: primaryColor);
return ThemeData(
useMaterial3: true,
colorScheme: colorScheme,
appBarTheme: AppBarTheme(
centerTitle: false,
backgroundColor: colorScheme.surface,
surfaceTintColor: colorScheme.surfaceTint,
scrolledUnderElevation: 1,
),
cardTheme: CardThemeData(
elevation: 0,
color: colorScheme.surfaceContainerHighest,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
),
inputDecorationTheme: InputDecorationTheme(
filled: true,
fillColor: colorScheme.surfaceContainerHighest,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(16),
borderSide: BorderSide.none,
),
),
);
}
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
ThemeMode _themeMode = ThemeMode.light;
Color _themeColor = Colors.blue;
void _setTheme({required ThemeMode mode, required Color color}) {
setState(() {
_themeMode = mode;
_themeColor = color;
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'EdgeGenAi',
themeMode: _themeMode,
theme: MyApp._theme(Brightness.light, _themeColor),
darkTheme: MyApp._theme(Brightness.dark, _themeColor),
home: DefaultTabController(
length: 6,
child: Scaffold(
appBar: AppBar(
title: const Text(
'EdgeGenAi',
style: TextStyle(fontWeight: FontWeight.w600),
),
bottom: const TabBar(
isScrollable: true,
tabAlignment: TabAlignment.start,
tabs: [
Tab(icon: Icon(Icons.chat_bubble_outline), text: 'Chat'),
Tab(icon: Icon(Icons.call_outlined), text: 'Function calling'),
Tab(icon: Icon(Icons.summarize_outlined), text: 'Summarize'),
Tab(icon: Icon(Icons.spellcheck), text: 'Proofread'),
Tab(icon: Icon(Icons.auto_fix_high), text: 'Rewrite'),
Tab(icon: Icon(Icons.image_outlined), text: 'Describe image'),
],
),
),
body: TabBarView(
children: [
const ChatPage(),
FunctionCallingPage(onThemeChanged: _setTheme),
const SummarizePage(),
const ProofreadPage(),
const RewritePage(),
const ImageDescriptionPage(),
],
),
),
),
);
}
}
/// A card that displays a one-shot tool's result, used by the summarize,
/// proofread, rewrite, and image description tabs.
class _ResultCard extends StatelessWidget {
const _ResultCard(this.text);
final String text;
@override
Widget build(BuildContext context) {
return Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(
Icons.auto_awesome,
size: 16,
color: Theme.of(context).colorScheme.primary,
),
const SizedBox(width: 6),
Text(
'Result',
style: Theme.of(context).textTheme.labelMedium?.copyWith(
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w600,
),
),
],
),
const SizedBox(height: 8),
MarkdownBody(data: text),
],
),
),
);
}
}
/// A single message in the conversation transcript shown in the example UI.
class _ChatMessage {
_ChatMessage({required this.isUser, required this.text, this.image});
final bool isUser;
String text;
final Uint8List? image;
}
/// Chat demo built on [EdgeGenAIPrompt] with conversation memory.
class ChatPage extends StatefulWidget {
const ChatPage({super.key});
@override
State<ChatPage> createState() => _ChatPageState();
}
class _ChatPageState extends State<ChatPage>
with AutomaticKeepAliveClientMixin {
EdgeGenAIAvailability? _availability;
EdgeGenAIDownloadProgress? _downloadProgress;
final List<_ChatMessage> _messages = [];
bool _isGenerating = false;
var _prompt = _buildPrompt(useMemory: true);
/// Builds a chat prompt with the selected memory behavior.
static EdgeGenAIPrompt _buildPrompt({required bool useMemory}) {
return EdgeGenAIPrompt(useMemory: useMemory);
}
final _promptController = TextEditingController();
Uint8List? _pendingImage;
@override
bool get wantKeepAlive => true;
@override
void initState() {
super.initState();
initPlatformState();
}
@override
void dispose() {
_promptController.dispose();
super.dispose();
}
Future<void> initPlatformState() async {
EdgeGenAIAvailability availability;
try {
availability = await _prompt.checkAvailability();
} on PlatformException {
availability = EdgeGenAIAvailability.unavailable;
}
if (!mounted) return;
setState(() {
_availability = availability;
});
}
void _downloadModel() {
_prompt.downloadModel().listen(
(progress) {
if (!mounted) return;
setState(() => _downloadProgress = progress);
},
onError: (Object error) {
if (!mounted) return;
ScaffoldMessenger.of(
context,
).showSnackBar(SnackBar(content: Text('Download failed: $error')));
},
);
}
Future<void> _pickImage() async {
final picked = await ImagePicker().pickImage(source: ImageSource.gallery);
if (picked == null) return;
final bytes = await picked.readAsBytes();
if (!mounted) return;
setState(() => _pendingImage = bytes);
}
void _generateContent() {
final prompt = _promptController.text;
if (prompt.trim().isEmpty) return;
final image = _pendingImage;
FocusManager.instance.primaryFocus?.unfocus();
final modelMessage = _ChatMessage(isUser: false, text: '');
setState(() {
_isGenerating = true;
_messages.add(_ChatMessage(isUser: true, text: prompt, image: image));
_messages.add(modelMessage);
_pendingImage = null;
});
_promptController.clear();
_prompt
.generateContent(prompt, image: image)
.listen(
(chunk) {
if (!mounted) return;
setState(() => modelMessage.text = chunk);
},
onError: (Object error) {
if (!mounted) return;
setState(() {
_isGenerating = false;
modelMessage.text = 'Failed to generate content: $error';
});
},
onDone: () {
if (!mounted) return;
setState(() => _isGenerating = false);
},
);
}
Future<void> _resetConversation() async {
await _prompt.resetConversation();
if (!mounted) return;
setState(() => _messages.clear());
}
void _setUseMemory(bool useMemory) {
if (useMemory == _prompt.useMemory) return;
// useMemory is fixed per EdgeGenAIPrompt instance, so switching it means
// starting a fresh conversation on a new instance.
setState(() {
_prompt = _buildPrompt(useMemory: useMemory);
_messages.clear();
});
}
@override
Widget build(BuildContext context) {
super.build(context);
final canDownload = _availability == EdgeGenAIAvailability.downloadable;
final colorScheme = Theme.of(context).colorScheme;
return Column(
children: [
Container(
padding: const EdgeInsets.fromLTRB(16, 10, 8, 10),
decoration: BoxDecoration(
color: colorScheme.surfaceContainerLow,
border: Border(
bottom: BorderSide(color: colorScheme.outlineVariant),
),
),
child: Row(
children: [
Icon(
switch (_availability) {
EdgeGenAIAvailability.available => Icons.check_circle,
EdgeGenAIAvailability.downloadable => Icons.cloud_download,
null => Icons.hourglass_empty,
_ => Icons.error_outline,
},
size: 18,
color: colorScheme.secondary,
),
const SizedBox(width: 8),
Expanded(
child: Text(
'Availability: ${_availability?.name ?? 'Checking...'}'
'${_downloadProgress != null ? ' — ${_downloadProgress!.status.name}'
'${_downloadProgress!.bytesDownloaded != null ? ' (${_downloadProgress!.bytesDownloaded} bytes)' : ''}' : ''}',
style: Theme.of(context).textTheme.bodySmall,
),
),
if (canDownload)
TextButton(
onPressed: _downloadModel,
child: const Text('Download'),
),
Tooltip(
message: 'Conversation memory',
child: Icon(
Icons.memory,
size: 18,
color: colorScheme.onSurfaceVariant,
),
),
Switch(value: _prompt.useMemory, onChanged: _setUseMemory),
IconButton(
onPressed: _messages.isEmpty ? null : _resetConversation,
icon: const Icon(Icons.refresh),
tooltip: 'New conversation',
),
],
),
),
Expanded(
child: _messages.isEmpty
? Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
Icons.chat_bubble_outline,
size: 40,
color: colorScheme.outline,
),
const SizedBox(height: 12),
Text(
'Say hello to get started.',
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
color: colorScheme.outline,
),
),
],
),
)
: ListView.builder(
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 12,
),
itemCount: _messages.length,
itemBuilder: (context, index) {
final message = _messages[index];
return Align(
alignment: message.isUser
? Alignment.centerRight
: Alignment.centerLeft,
child: ConstrainedBox(
constraints: BoxConstraints(
maxWidth: MediaQuery.of(context).size.width * 0.78,
),
child: Container(
margin: const EdgeInsets.symmetric(vertical: 4),
padding: const EdgeInsets.symmetric(
horizontal: 14,
vertical: 10,
),
decoration: BoxDecoration(
color: message.isUser
? colorScheme.primaryContainer
: colorScheme.surfaceContainerHighest,
borderRadius: BorderRadius.only(
topLeft: const Radius.circular(18),
topRight: const Radius.circular(18),
bottomLeft: Radius.circular(
message.isUser ? 18 : 4,
),
bottomRight: Radius.circular(
message.isUser ? 4 : 18,
),
),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
if (message.image != null)
Padding(
padding: const EdgeInsets.only(bottom: 8),
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: Image.memory(
message.image!,
height: 150,
fit: BoxFit.cover,
),
),
),
MarkdownBody(data: message.text),
],
),
),
),
);
},
),
),
SafeArea(
child: Padding(
padding: const EdgeInsets.fromLTRB(16, 0, 16, 12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (_pendingImage != null)
Padding(
padding: const EdgeInsets.only(bottom: 8),
child: Stack(
children: [
ClipRRect(
borderRadius: BorderRadius.circular(12),
child: Image.memory(
_pendingImage!,
height: 80,
fit: BoxFit.cover,
),
),
Positioned(
top: 2,
right: 2,
child: CircleAvatar(
radius: 12,
backgroundColor: Colors.black54,
child: IconButton(
padding: EdgeInsets.zero,
iconSize: 16,
icon: const Icon(
Icons.close,
color: Colors.white,
),
onPressed: () =>
setState(() => _pendingImage = null),
),
),
),
],
),
),
Row(
children: [
IconButton(
onPressed: _isGenerating ? null : _pickImage,
icon: const Icon(Icons.image_outlined),
tooltip: 'Attach image',
),
Expanded(
child: TextField(
controller: _promptController,
minLines: 1,
maxLines: 5,
textCapitalization: TextCapitalization.sentences,
decoration: InputDecoration(
hintText: 'Message',
contentPadding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 12,
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(24),
borderSide: BorderSide.none,
),
),
),
),
const SizedBox(width: 8),
IconButton.filled(
onPressed: _isGenerating ? null : _generateContent,
icon: _isGenerating
? const SizedBox(
width: 18,
height: 18,
child: CircularProgressIndicator(strokeWidth: 2),
)
: const Icon(Icons.send),
),
],
),
],
),
),
),
],
);
}
}
/// A one-shot text tool demo page: enter text, run [action], show the
/// result. Shared by the summarize and proofread tabs, which only differ
/// in their initial text, button label, and action.
class _TextToolPage extends StatefulWidget {
const _TextToolPage({
required this.initialText,
required this.buttonLabel,
required this.icon,
required this.action,
});
final String initialText;
final String buttonLabel;
final IconData icon;
final Future<String> Function(String text) action;
@override
State<_TextToolPage> createState() => _TextToolPageState();
}
class _TextToolPageState extends State<_TextToolPage>
with AutomaticKeepAliveClientMixin {
late final _controller = TextEditingController(text: widget.initialText);
String? _result;
bool _isRunning = false;
@override
bool get wantKeepAlive => true;
@override
void dispose() {
_controller.dispose();
super.dispose();
}
Future<void> _run() async {
final text = _controller.text;
if (text.trim().isEmpty) return;
setState(() {
_isRunning = true;
_result = null;
});
String result;
try {
result = await widget.action(text);
/*
/// Demonstrates the ways a tool can receive arguments from the model.
class FunctionCallingPage extends StatefulWidget {
const FunctionCallingPage({super.key});
@override
State<FunctionCallingPage> createState() => _FunctionCallingPageState();
}
class _FunctionCallingPageState extends State<FunctionCallingPage>
with AutomaticKeepAliveClientMixin {
late final EdgeGenAIPrompt _prompt = EdgeGenAIPrompt(
tools: [
EdgeGenAITool(
name: 'get_battery_percentage',
description: 'Gets the current device battery percentage.',
onCall: (_) async => '${await Battery().batteryLevel}%',
),
EdgeGenAITool(
name: 'get_device_status',
description:
'Gets the default device status. Both parameters are optional '
'and default to false when omitted.',
parameters: [
EdgeGenAIToolParameter(
name: 'includeBattery',
description: 'Whether to include the battery percentage.',
type: EdgeGenAIToolParameterType.boolean,
isRequired: false,
),
EdgeGenAIToolParameter(
name: 'verbose',
description: 'Whether to include extra status detail.',
type: EdgeGenAIToolParameterType.boolean,
isRequired: false,
),
],
onCall: _getDeviceStatus,
),
EdgeGenAITool(
name: 'create_reminder',
description: 'Creates a reminder after a specified number of minutes.',
parameters: [
EdgeGenAIToolParameter(
name: 'title',
description: 'What the reminder is about.',
),
EdgeGenAIToolParameter(
name: 'minutesFromNow',
description: 'How many minutes from now it should fire.',
type: EdgeGenAIToolParameterType.integer,
),
],
onCall: _createReminder,
),
],
);
final _controller = TextEditingController();
String? _result;
bool _isGenerating = false;
@override
bool get wantKeepAlive => true;
@override
void dispose() {
_controller.dispose();
super.dispose();
}
static Future<String> _getDeviceStatus(
Map<String, Object?> arguments,
) async {
final includeBattery = arguments['includeBattery'] as bool? ?? false;
final verbose = arguments['verbose'] as bool? ?? false;
final details = <String>['Device is ready.'];
if (includeBattery) details.add('Battery: ${await Battery().batteryLevel}%');
if (verbose) details.add('Using default status checks.');
return details.join(' ');
}
static Future<String> _createReminder(
Map<String, Object?> arguments,
) async {
final title = arguments['title'] as String? ?? 'Untitled reminder';
final minutes = arguments['minutesFromNow'] as int? ?? 0;
return 'Reminder "$title" created for $minutes minutes from now.';
}
void _useExample(String prompt) {
setState(() => _controller.text = prompt);
}
void _generate() {
final prompt = _controller.text.trim();
if (prompt.isEmpty) return;
setState(() {
_isGenerating = true;
_result = null;
});
_prompt.generateContent(prompt).listen(
(chunk) {
if (!mounted) return;
setState(() => _result = chunk);
},
onError: (Object error) {
if (!mounted) return;
setState(() {
_isGenerating = false;
_result = 'Failed to generate content: $error';
});
},
onDone: () {
if (!mounted) return;
setState(() => _isGenerating = false);
},
);
}
@override
Widget build(BuildContext context) {
super.build(context);
return SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
'Choose an example, then ask the model to run it.',
style: Theme.of(context).textTheme.bodyMedium,
),
const SizedBox(height: 12),
_FunctionExample(
title: 'No parameters, no arguments',
detail: 'get_battery_percentage() returns the battery level.',
prompt: 'What is my battery percentage?',
onTap: _useExample,
),
const SizedBox(height: 8),
_FunctionExample(
title: 'Few parameters, no arguments',
detail: 'get_device_status has two optional values and uses defaults.',
prompt: 'Give me the default device status.',
onTap: _useExample,
),
const SizedBox(height: 8),
_FunctionExample(
title: 'Few parameters, few arguments',
detail: 'create_reminder receives a title and a number of minutes.',
prompt: 'Remind me to stretch in 15 minutes.',
onTap: _useExample,
),
const SizedBox(height: 16),
TextField(
controller: _controller,
maxLines: 3,
decoration: const InputDecoration(
labelText: 'Prompt',
border: OutlineInputBorder(),
),
onSubmitted: (_) => _generate(),
),
const SizedBox(height: 8),
FilledButton.icon(
onPressed: _isGenerating ? null : _generate,
icon: _isGenerating
? const SizedBox(
*/
} catch (error) {
result = 'Failed: $error';
}
if (!mounted) return;
setState(() {
_isRunning = false;
_result = result;
});
}
@override
Widget build(BuildContext context) {
super.build(context);
/*
}
class _FunctionExample extends StatelessWidget {
const _FunctionExample({
required this.title,
required this.detail,
required this.prompt,
required this.onTap,
});
final String title;
final String detail;
final String prompt;
final ValueChanged<String> onTap;
@override
Widget build(BuildContext context) {
return ListTile(
contentPadding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
tileColor: Theme.of(context).colorScheme.surfaceContainerHighest,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
title: Text(title),
subtitle: Text(detail),
trailing: const Icon(Icons.arrow_forward),
onTap: () => onTap(prompt),
);
}
*/
return SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
TextField(
controller: _controller,
maxLines: 5,
decoration: const InputDecoration(
labelText: 'Text',
border: OutlineInputBorder(),
),
),
const SizedBox(height: 8),
FilledButton.icon(
onPressed: _isRunning ? null : _run,
icon: _isRunning
? const SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(strokeWidth: 2),
)
: Icon(widget.icon),
label: Text(widget.buttonLabel),
),
const SizedBox(height: 16),
if (_result != null) _ResultCard(_result!),
],
),
);
}
}
/// Demo of [EdgeGenAISummarizer].
class SummarizePage extends StatelessWidget {
const SummarizePage({super.key});
@override
Widget build(BuildContext context) {
return _TextToolPage(
// Android's summarizer requires at least 400 characters of input for
// its default ARTICLE input type, so this needs to be a real
// paragraph rather than a couple of short sentences.
initialText:
'The quick brown fox jumps over the lazy dog. It was a sunny day '
'and everyone in the neighborhood was outside enjoying the '
'weather, playing games, and having picnics in the park. Children '
'rode their bicycles up and down the street while their parents '
'set up folding chairs and coolers on the front lawns. Someone '
'brought a portable speaker and played music that could be heard '
'from several houses away. By the time the sun began to set, '
'everyone agreed it had been one of the best days of the summer '
'so far, and several neighbors started planning another '
'get-together for the following weekend.',
buttonLabel: 'Summarize',
icon: Icons.summarize_outlined,
action: EdgeGenAISummarizer().summarize,
);
}
}
/// Demo of [EdgeGenAIProofreader].
class ProofreadPage extends StatelessWidget {
const ProofreadPage({super.key});
@override
Widget build(BuildContext context) {
return _TextToolPage(
initialText:
'the quick brown fox jumsp over the lazy dog it was a sunny day '
'and everyone was outside enjoying the wether',
buttonLabel: 'Proofread',
icon: Icons.spellcheck,
action: EdgeGenAIProofreader().proofread,
);
}
}
/// Demo of [EdgeGenAIRewriter], which additionally needs a style picker.
class RewritePage extends StatefulWidget {
const RewritePage({super.key});
@override
State<RewritePage> createState() => _RewritePageState();
}
class _RewritePageState extends State<RewritePage>
with AutomaticKeepAliveClientMixin {
final _rewriter = EdgeGenAIRewriter();
final _controller = TextEditingController(
text:
'Hey, can you send me the report when you get a chance? Thanks a '
'lot!',
);
EdgeGenAIRewriteStyle _style = EdgeGenAIRewriteStyle.professional;
String? _result;
bool _isRunning = false;
@override
bool get wantKeepAlive => true;
@override
void dispose() {
_controller.dispose();
super.dispose();
}
Future<void> _run() async {
final text = _controller.text;
if (text.trim().isEmpty) return;
setState(() {
_isRunning = true;
_result = null;
});
String result;
try {
result = await _rewriter.rewrite(text, style: _style);
} catch (error) {
result = 'Failed: $error';
}
if (!mounted) return;
setState(() {
_isRunning = false;
_result = result;
});
}
@override
Widget build(BuildContext context) {
super.build(context);
return SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
TextField(
controller: _controller,
maxLines: 5,
decoration: const InputDecoration(
labelText: 'Text',
border: OutlineInputBorder(),
),
),
const SizedBox(height: 8),
Wrap(
spacing: 8,
runSpacing: 8,
crossAxisAlignment: WrapCrossAlignment.center,
children: [
FilledButton.icon(
onPressed: _isRunning ? null : _run,
icon: _isRunning
? const SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(strokeWidth: 2),
)
: const Icon(Icons.auto_fix_high),
label: const Text('Rewrite'),
),
DropdownButton<EdgeGenAIRewriteStyle>(
value: _style,
items: [
for (final style in EdgeGenAIRewriteStyle.values)
DropdownMenuItem(value: style, child: Text(style.name)),
],
onChanged: (style) {
if (style != null) setState(() => _style = style);
},
),
],
),
const SizedBox(height: 16),
if (_result != null) _ResultCard(_result!),
],
),
);
}
}
/// Demo of [EdgeGenAIImageDescriber]: pick a photo, then describe it.
class ImageDescriptionPage extends StatefulWidget {
const ImageDescriptionPage({super.key});
@override
State<ImageDescriptionPage> createState() => _ImageDescriptionPageState();
}
class _ImageDescriptionPageState extends State<ImageDescriptionPage>
with AutomaticKeepAliveClientMixin {
final _describer = EdgeGenAIImageDescriber();
Uint8List? _imageBytes;
String? _result;
bool _isRunning = false;
@override
bool get wantKeepAlive => true;
Future<void> _pickImage() async {
final picked = await ImagePicker().pickImage(source: ImageSource.gallery);
if (picked == null) return;
final bytes = await picked.readAsBytes();
if (!mounted) return;
setState(() {
_imageBytes = bytes;
_result = null;
});
}
Future<void> _describe() async {
final bytes = _imageBytes;
if (bytes == null) return;
setState(() {
_isRunning = true;
_result = null;
});
String result;
try {
result = await _describer.describeImage(bytes);
} catch (error) {
result = 'Failed: $error';
}
if (!mounted) return;
setState(() {
_isRunning = false;
_result = result;
});
}
@override
Widget build(BuildContext context) {
super.build(context);
final imageBytes = _imageBytes;
return SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
if (imageBytes != null)
ClipRRect(
borderRadius: BorderRadius.circular(12),
child: Image.memory(imageBytes, height: 200, fit: BoxFit.cover),
),
const SizedBox(height: 8),
Wrap(
spacing: 8,
runSpacing: 8,
children: [
OutlinedButton.icon(
onPressed: _pickImage,
icon: const Icon(Icons.photo_library_outlined),
label: const Text('Pick image'),
),
FilledButton.icon(
onPressed: (imageBytes == null || _isRunning)
? null
: _describe,
icon: _isRunning
? const SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(strokeWidth: 2),
)
: const Icon(Icons.image_search),
label: const Text('Describe'),
),
],
),
const SizedBox(height: 16),
if (_result != null) _ResultCard(_result!),
],
),
);
}
}Metadata
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Metadata
A Flutter plugin for on-device generative AI, using Apple's Foundation Models (iOS) and Gemini Nano via ML Kit GenAI (Android).
Repository (GitHub)
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License
MIT (license)
Dependencies
flutter, meta, plugin_platform_interface
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