135 lines
4.2 KiB
Dart
135 lines
4.2 KiB
Dart
import 'dart:typed_data';
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import 'dart:ui';
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import 'package:famedlysdk/famedlysdk.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:native_imaging/native_imaging.dart' as native;
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import '../../components/dialogs/simple_dialogs.dart';
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import '../../utils/matrix_file_extension.dart';
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import '../../utils/room_send_file_extension.dart';
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class SendFileDialog extends StatefulWidget {
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final Room room;
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final MatrixFile file;
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const SendFileDialog({this.room, this.file, Key key}) : super(key: key);
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@override
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_SendFileDialogState createState() => _SendFileDialogState();
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}
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class _SendFileDialogState extends State<SendFileDialog> {
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bool origImage = false;
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Future<void> _send() async {
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var file = widget.file;
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if (file is MatrixImageFile && !origImage) {
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final imgFile = file as MatrixImageFile;
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// resize to max 1600 x 1600
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try {
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await native.init();
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var nativeImg = native.Image();
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try {
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await nativeImg.loadEncoded(imgFile.bytes);
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imgFile.width = nativeImg.width();
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imgFile.height = nativeImg.height();
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} on UnsupportedError {
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final dartCodec = await instantiateImageCodec(imgFile.bytes);
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final dartFrame = await dartCodec.getNextFrame();
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imgFile.width = dartFrame.image.width;
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imgFile.height = dartFrame.image.height;
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final rgbaData = await dartFrame.image.toByteData();
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final rgba = Uint8List.view(
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rgbaData.buffer, rgbaData.offsetInBytes, rgbaData.lengthInBytes);
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dartFrame.image.dispose();
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dartCodec.dispose();
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nativeImg.loadRGBA(imgFile.width, imgFile.height, rgba);
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}
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const max = 1600;
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if (imgFile.width > max || imgFile.height > max) {
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var w = max, h = max;
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if (imgFile.width > imgFile.height) {
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h = max * imgFile.height ~/ imgFile.width;
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} else {
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w = max * imgFile.width ~/ imgFile.height;
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}
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final scaledImg = nativeImg.resample(w, h, native.Transform.lanczos);
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nativeImg.free();
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nativeImg = scaledImg;
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}
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final jpegBytes = await nativeImg.toJpeg(75);
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file = MatrixImageFile(
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bytes: jpegBytes,
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name: 'scaled_' + imgFile.name.split('.').first + '.jpg');
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nativeImg.free();
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} catch (e) {
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// couldn't resize
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}
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}
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await widget.room.sendFileEventWithThumbnail(file);
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}
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@override
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Widget build(BuildContext context) {
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var sendStr = L10n.of(context).sendFile;
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if (widget.file is MatrixImageFile) {
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sendStr = L10n.of(context).sendImage;
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} else if (widget.file is MatrixAudioFile) {
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sendStr = L10n.of(context).sendAudio;
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} else if (widget.file is MatrixVideoFile) {
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sendStr = L10n.of(context).sendVideo;
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}
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Widget contentWidget;
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if (widget.file is MatrixImageFile) {
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contentWidget = Column(mainAxisSize: MainAxisSize.min, children: <Widget>[
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Flexible(
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child: Image.memory(
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widget.file.bytes,
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fit: BoxFit.contain,
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),
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),
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Text(widget.file.name),
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Row(
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children: <Widget>[
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Checkbox(
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value: origImage,
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onChanged: (v) => setState(() => origImage = v),
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),
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InkWell(
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onTap: () => setState(() => origImage = !origImage),
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child: Text(L10n.of(context).sendOriginal +
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' (${widget.file.sizeString})'),
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),
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],
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)
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]);
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} else {
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contentWidget = Text('${widget.file.name} (${widget.file.sizeString})');
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}
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return AlertDialog(
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title: Text(sendStr),
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content: contentWidget,
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actions: <Widget>[
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FlatButton(
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child: Text(L10n.of(context).cancel),
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onPressed: () {
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// just close the dialog
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Navigator.of(context).pop();
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},
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),
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FlatButton(
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child: Text(L10n.of(context).send),
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onPressed: () async {
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await SimpleDialogs(context).tryRequestWithLoadingDialog(_send());
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await Navigator.of(context).pop();
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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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