32 lines
888 B
Markdown
32 lines
888 B
Markdown
```dart title="Dart"
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import 'package:kreuzberg/kreuzberg.dart';
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Future<void> main() async {
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final result = await KreuzbergBridge.extractFile('document.pdf', null);
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final pages = result.metadata.pages;
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if (pages == null) {
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print('No page structure available');
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return;
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}
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final boundaries = pages.boundaries;
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if (boundaries == null || boundaries.isEmpty) {
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print('No page boundaries available');
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return;
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}
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final content = result.content;
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for (final boundary in boundaries.take(3)) {
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final start = boundary.byteStart.toInt();
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final end = boundary.byteEnd.toInt();
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final pageText = content.substring(start, end);
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final previewEnd = pageText.length < 100 ? pageText.length : 100;
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print('Page ${boundary.pageNumber}:');
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print(' Byte range: $start-$end');
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print(' Preview: ${pageText.substring(0, previewEnd)}...');
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}
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}
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```
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