60 lines
1.9 KiB
Dart
60 lines
1.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../../../domain/models/model.dart';
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import '../../signature/widgets/rotated_signature_image.dart';
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import '../../signature/view_model/signature_view_model.dart';
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/// Minimal overlay widget for rendering a placed signature.
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class SignatureOverlay extends ConsumerWidget {
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const SignatureOverlay({
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super.key,
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required this.pageSize,
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required this.rect,
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required this.placement,
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required this.placedIndex,
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});
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final Size pageSize; // not used directly, kept for API symmetry
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final Rect rect; // normalized 0..1 values (left, top, width, height)
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final SignaturePlacement placement;
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final int placedIndex;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final processedBytes = ref
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.watch(signatureViewModelProvider)
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.getProcessedBytes(placement.asset, placement.graphicAdjust);
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return LayoutBuilder(
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builder: (context, constraints) {
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final left = rect.left * constraints.maxWidth;
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final top = rect.top * constraints.maxHeight;
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final width = rect.width * constraints.maxWidth;
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final height = rect.height * constraints.maxHeight;
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return Stack(
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children: [
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Positioned(
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key: Key('placed_signature_$placedIndex'),
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left: left,
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top: top,
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width: width,
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height: height,
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child: DecoratedBox(
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decoration: BoxDecoration(
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border: Border.all(color: Colors.red, width: 2),
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),
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child: FittedBox(
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fit: BoxFit.contain,
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child: RotatedSignatureImage(
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bytes: processedBytes,
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rotationDeg: placement.rotationDeg,
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),
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),
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),
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),
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],
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);
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},
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);
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}
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}
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