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Merge pull request #17 from andriyoganp/feat/add-webconten-converter-…
…directly feat: add webcontent converter function directly
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| import 'dart:async'; | ||
| import 'dart:developer'; | ||
| import 'dart:typed_data'; | ||
| import 'package:flutter/services.dart'; | ||
|
|
||
| /// [WebcontentConverter] will convert into raw bytes image | ||
| class WebcontentConverter { | ||
| WebcontentConverter._(); | ||
|
|
||
| static const MethodChannel _channel = MethodChannel('webcontent_converter'); | ||
|
|
||
| /// ## `WebcontentConverter.contentToImage` | ||
| /// `This method use html content directly to convert html to List<Int> image` | ||
| /// ### Example: | ||
| /// ``` | ||
| /// final content = Demo.getReceiptContent(); | ||
| /// var bytes = await WebcontentConverter.contentToImage(content: content); | ||
| /// if (bytes.length > 0){ | ||
| /// var dir = await getTemporaryDirectory(); | ||
| /// var path = join(dir.path, "receipt.jpg"); | ||
| /// File file = File(path); | ||
| /// await file.writeAsBytes(bytes); | ||
| /// } | ||
| /// ``` | ||
| static Future<Uint8List> contentToImage({ | ||
| required String content, | ||
| double duration = 2000, | ||
| String? executablePath, | ||
| }) async { | ||
| final Map<String, dynamic> arguments = <String, dynamic>{ | ||
| 'content': content, | ||
| 'duration': duration | ||
| }; | ||
| Uint8List results = Uint8List.fromList(<int>[]); | ||
| try { | ||
| results = await _channel.invokeMethod('contentToImage', arguments) ?? | ||
| Uint8List.fromList(<int>[]); | ||
| } on Exception catch (e) { | ||
| log('[method:contentToImage]: $e'); | ||
| throw Exception('Error: $e'); | ||
| } | ||
| return results; | ||
| } | ||
| } |
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