mirror of
https://github.com/venera-app/venera.git
synced 2025-09-27 15:57:25 +00:00
846 lines
24 KiB
Dart
846 lines
24 KiB
Dart
part of 'reader.dart';
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class _ReaderScaffold extends StatefulWidget {
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const _ReaderScaffold({required this.child});
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final Widget child;
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@override
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State<_ReaderScaffold> createState() => _ReaderScaffoldState();
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}
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class _ReaderScaffoldState extends State<_ReaderScaffold> {
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bool _isOpen = false;
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static const kTopBarHeight = 56.0;
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static const kBottomBarHeight = 105.0;
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bool get isOpen => _isOpen;
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int showFloatingButtonValue = 0;
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var lastValue = 0;
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var fABValue = ValueNotifier<double>(0);
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_ReaderGestureDetectorState? _gestureDetectorState;
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void setFloatingButton(int value) {
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lastValue = showFloatingButtonValue;
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if (value == 0) {
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if (showFloatingButtonValue != 0) {
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showFloatingButtonValue = 0;
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fABValue.value = 0;
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update();
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}
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_gestureDetectorState!.dragListener = null;
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}
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var readerMode = context.reader.mode;
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if (value == 1 && showFloatingButtonValue == 0) {
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showFloatingButtonValue = 1;
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_gestureDetectorState!.dragListener = _DragListener(
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onMove: (offset) {
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if (readerMode == ReaderMode.continuousTopToBottom) {
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fABValue.value -= offset.dy;
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} else if (readerMode == ReaderMode.continuousLeftToRight) {
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fABValue.value -= offset.dx;
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} else if (readerMode == ReaderMode.continuousRightToLeft) {
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fABValue.value += offset.dx;
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}
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},
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onEnd: () {
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if (fABValue.value.abs() > 58 * 3) {
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setState(() {
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showFloatingButtonValue = 0;
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});
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context.reader.toNextChapter();
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}
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fABValue.value = 0;
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},
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);
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update();
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} else if (value == -1 && showFloatingButtonValue == 0) {
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showFloatingButtonValue = -1;
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_gestureDetectorState!.dragListener = _DragListener(
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onMove: (offset) {
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if (readerMode == ReaderMode.continuousTopToBottom) {
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fABValue.value += offset.dy;
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} else if (readerMode == ReaderMode.continuousLeftToRight) {
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fABValue.value += offset.dx;
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} else if (readerMode == ReaderMode.continuousRightToLeft) {
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fABValue.value -= offset.dx;
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}
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},
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onEnd: () {
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if (fABValue.value.abs() > 58 * 3) {
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setState(() {
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showFloatingButtonValue = 0;
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});
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context.reader.toPrevChapter();
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}
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fABValue.value = 0;
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},
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);
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update();
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}
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}
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@override
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void initState() {
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sliderFocus.canRequestFocus = false;
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sliderFocus.addListener(() {
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if (sliderFocus.hasFocus) {
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sliderFocus.nextFocus();
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}
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});
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if (rotation != null) {
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SystemChrome.setPreferredOrientations(DeviceOrientation.values);
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}
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super.initState();
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}
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@override
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void dispose() {
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sliderFocus.dispose();
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super.dispose();
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}
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void openOrClose() {
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if (!_isOpen) {
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SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
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} else {
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SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersive);
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}
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setState(() {
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_isOpen = !_isOpen;
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});
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}
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bool? rotation;
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void update() {
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setState(() {});
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}
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@override
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Widget build(BuildContext context) {
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return Stack(
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children: [
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Positioned.fill(
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child: widget.child,
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),
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buildPageInfoText(),
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buildStatusInfo(),
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AnimatedPositioned(
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duration: const Duration(milliseconds: 180),
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right: 16,
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bottom: showFloatingButtonValue == 0 ? -58 : 36,
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child: buildEpChangeButton(),
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),
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AnimatedPositioned(
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duration: const Duration(milliseconds: 180),
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top: _isOpen ? 0 : -(kTopBarHeight + context.padding.top),
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left: 0,
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right: 0,
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height: kTopBarHeight + context.padding.top,
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child: buildTop(),
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),
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AnimatedPositioned(
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duration: const Duration(milliseconds: 180),
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bottom: _isOpen
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? 0
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: -(kBottomBarHeight + MediaQuery.of(context).padding.bottom),
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left: 0,
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right: 0,
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child: buildBottom(),
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),
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],
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);
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}
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Widget buildTop() {
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return BlurEffect(
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child: Container(
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padding: EdgeInsets.only(top: context.padding.top),
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decoration: BoxDecoration(
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color: context.colorScheme.surface.withOpacity(0.82),
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border: Border(
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bottom: BorderSide(
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color: Colors.grey.withOpacity(0.5),
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width: 0.5,
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),
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),
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),
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child: Row(
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children: [
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const SizedBox(width: 8),
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const BackButton(),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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context.reader.widget.name,
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style: ts.s18,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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),
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const SizedBox(width: 8),
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Tooltip(
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message: "Settings".tl,
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child: IconButton(
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icon: const Icon(Icons.settings),
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onPressed: openSetting,
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),
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),
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const SizedBox(width: 8),
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],
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),
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),
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);
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}
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Widget buildBottom() {
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var text = "E${context.reader.chapter} : P${context.reader.page}";
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if (context.reader.widget.chapters == null) {
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text = "P${context.reader.page}";
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}
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Widget child = SizedBox(
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height: kBottomBarHeight,
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child: Column(
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children: [
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const SizedBox(
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height: 8,
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),
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Row(
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children: [
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const SizedBox(width: 8),
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IconButton.filledTonal(
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onPressed: () {
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if (!context.reader.toPrevChapter()) {
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context.reader.toPage(1);
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} else {
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if (showFloatingButtonValue != 0) {
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setState(() {
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showFloatingButtonValue = 0;
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});
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}
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}
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},
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icon: const Icon(Icons.first_page),
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),
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Expanded(
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child: buildSlider(),
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),
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IconButton.filledTonal(
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onPressed: () {
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if (!context.reader.toNextChapter()) {
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context.reader.toPage(context.reader.maxPage);
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} else {
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if (showFloatingButtonValue != 0) {
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setState(() {
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showFloatingButtonValue = 0;
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});
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}
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}
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},
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icon: const Icon(Icons.last_page)),
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const SizedBox(
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width: 8,
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),
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],
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),
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Row(
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children: [
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const SizedBox(
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width: 16,
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),
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Container(
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height: 24,
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padding: const EdgeInsets.fromLTRB(6, 2, 6, 0),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.tertiaryContainer,
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borderRadius: BorderRadius.circular(8),
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),
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child: Center(
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child: Text(text),
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),
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),
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const Spacer(),
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if (App.isWindows)
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Tooltip(
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message: "${"Full Screen".tl}(F12)",
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child: IconButton(
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icon: const Icon(Icons.fullscreen),
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onPressed: () {
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context.reader.fullscreen();
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},
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),
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),
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if (App.isAndroid)
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Tooltip(
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message: "Screen Rotation".tl,
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child: IconButton(
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icon: () {
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if (rotation == null) {
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return const Icon(Icons.screen_rotation);
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} else if (rotation == false) {
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return const Icon(Icons.screen_lock_portrait);
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} else {
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return const Icon(Icons.screen_lock_landscape);
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}
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}.call(),
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onPressed: () {
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if (rotation == null) {
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setState(() {
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rotation = false;
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});
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SystemChrome.setPreferredOrientations([
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DeviceOrientation.portraitUp,
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DeviceOrientation.portraitDown,
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]);
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} else if (rotation == false) {
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setState(() {
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rotation = true;
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});
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SystemChrome.setPreferredOrientations([
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DeviceOrientation.landscapeLeft,
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DeviceOrientation.landscapeRight
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]);
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} else {
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setState(() {
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rotation = null;
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});
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SystemChrome.setPreferredOrientations(
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DeviceOrientation.values);
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}
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},
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),
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),
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Tooltip(
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message: "Auto Page Turning".tl,
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child: IconButton(
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icon: context.reader.autoPageTurningTimer != null
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? const Icon(Icons.timer)
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: const Icon(Icons.timer_sharp),
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onPressed: () {
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context.reader.autoPageTurning();
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update();
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},
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),
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),
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if (context.reader.widget.chapters != null)
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Tooltip(
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message: "Chapters".tl,
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child: IconButton(
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icon: const Icon(Icons.library_books),
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onPressed: openChapterDrawer,
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),
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),
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Tooltip(
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message: "Save Image".tl,
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child: IconButton(
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icon: const Icon(Icons.download),
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onPressed: saveCurrentImage,
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),
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),
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Tooltip(
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message: "Share".tl,
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child: IconButton(
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icon: const Icon(Icons.share),
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onPressed: share,
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),
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),
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const SizedBox(width: 4)
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],
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)
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],
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),
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);
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return BlurEffect(
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child: Container(
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decoration: BoxDecoration(
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color: context.colorScheme.surface.withOpacity(0.82),
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border: Border(
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top: BorderSide(
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color: Colors.grey.withOpacity(0.5),
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width: 0.5,
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),
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),
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),
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padding: EdgeInsets.only(bottom: context.padding.bottom),
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child: child,
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),
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);
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}
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var sliderFocus = FocusNode();
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Widget buildSlider() {
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return Slider(
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focusNode: sliderFocus,
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value: context.reader.page.toDouble(),
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min: 1,
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max:
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context.reader.maxPage.clamp(context.reader.page, 1 << 16).toDouble(),
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divisions: (context.reader.maxPage - 1).clamp(2, 1 << 16),
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onChanged: (i) {
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context.reader.toPage(i.toInt());
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},
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);
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}
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Widget buildPageInfoText() {
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var epName = context.reader.widget.chapters?.values
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.elementAtOrNull(context.reader.chapter - 1) ??
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"E${context.reader.chapter}";
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if (epName.length > 8) {
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epName = "${epName.substring(0, 8)}...";
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}
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var pageText = "${context.reader.page}/${context.reader.maxPage}";
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var text = context.reader.widget.chapters != null
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? "$epName : $pageText"
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: pageText;
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return Positioned(
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bottom: 13,
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left: 25,
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child: Stack(
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children: [
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Text(
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text,
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style: TextStyle(
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fontSize: 14,
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foreground: Paint()
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..style = PaintingStyle.stroke
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..strokeWidth = 1.4
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..color = context.colorScheme.onInverseSurface,
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),
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),
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Text(text),
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],
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),
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);
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}
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Widget buildStatusInfo() {
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if(appdata.settings['enableClockAndBatteryInfoInReader']) {
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return Positioned(
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bottom: 13,
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right: 25,
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child: Row(
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children: [
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_ClockWidget(),
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const SizedBox(width: 10),
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_BatteryWidget(),
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],
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),
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);
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} else {
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return const SizedBox.shrink();
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}
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}
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void openChapterDrawer() {
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showSideBar(
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context,
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_ChaptersView(context.reader),
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width: 400,
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);
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}
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Future<Uint8List> _getCurrentImageData() async {
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var imageKey = context.reader.images![context.reader.page - 1];
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if (imageKey.startsWith("file://")) {
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return await File(imageKey.substring(7)).readAsBytes();
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} else {
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return (await CacheManager().findCache(
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"$imageKey@${context.reader.type.sourceKey}@${context.reader.cid}@${context.reader.eid}"))!
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.readAsBytes();
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}
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}
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void saveCurrentImage() async {
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var data = await _getCurrentImageData();
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var fileType = detectFileType(data);
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var filename = "${context.reader.page}${fileType.ext}";
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saveFile(data: data, filename: filename);
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}
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void share() async {
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var data = await _getCurrentImageData();
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var fileType = detectFileType(data);
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var filename = "${context.reader.page}${fileType.ext}";
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Share.shareFile(
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data: data,
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filename: filename,
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mime: fileType.mime,
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);
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}
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void openSetting() {
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showSideBar(
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context,
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ReaderSettings(
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onChanged: (key) {
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if (key == "readerMode") {
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context.reader.mode = ReaderMode.fromKey(appdata.settings[key]);
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App.rootContext.pop();
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}
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if (key == "enableTurnPageByVolumeKey") {
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if(appdata.settings[key]) {
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context.reader.handleVolumeEvent();
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} else {
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context.reader.stopVolumeEvent();
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}
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}
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context.reader.update();
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},
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),
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width: 400,
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);
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}
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Widget buildEpChangeButton() {
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if (context.reader.widget.chapters == null) return const SizedBox();
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switch (showFloatingButtonValue) {
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case 0:
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return Container(
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width: 58,
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height: 58,
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clipBehavior: Clip.antiAlias,
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.primaryContainer,
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borderRadius: BorderRadius.circular(16),
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),
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child: Icon(
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lastValue == 1
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? Icons.arrow_forward_ios
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: Icons.arrow_back_ios_outlined,
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size: 24,
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color: Theme.of(context).colorScheme.onPrimaryContainer,
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),
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);
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case -1:
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case 1:
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return Container(
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width: 58,
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height: 58,
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clipBehavior: Clip.antiAlias,
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.primaryContainer,
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borderRadius: BorderRadius.circular(16),
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),
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child: ValueListenableBuilder(
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valueListenable: fABValue,
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builder: (context, value, child) {
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return Stack(
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children: [
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Positioned.fill(
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child: Material(
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color: Colors.transparent,
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child: InkWell(
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onTap: () {
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if (showFloatingButtonValue == 1) {
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context.reader.toNextChapter();
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} else if (showFloatingButtonValue == -1) {
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context.reader.toPrevChapter();
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}
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setFloatingButton(0);
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},
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borderRadius: BorderRadius.circular(16),
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child: Center(
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child: Icon(
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showFloatingButtonValue == 1
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? Icons.arrow_forward_ios
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: Icons.arrow_back_ios_outlined,
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size: 24,
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color: Theme.of(context)
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.colorScheme
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.onPrimaryContainer,
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),
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),
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),
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),
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),
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Positioned(
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bottom: 0,
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left: 0,
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right: 0,
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height: value.clamp(0, 58 * 3) / 3,
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child: ColoredBox(
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color: Theme.of(context)
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.colorScheme
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.surfaceTint
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.withOpacity(0.2),
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child: const SizedBox.expand(),
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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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return const SizedBox();
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}
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}
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class _BatteryWidget extends StatefulWidget {
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@override
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|
_BatteryWidgetState createState() => _BatteryWidgetState();
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}
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class _BatteryWidgetState extends State<_BatteryWidget> {
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|
late Battery _battery;
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late int _batteryLevel = 100;
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|
Timer? _timer;
|
|
bool _hasBattery = false;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_battery = Battery();
|
|
_checkBatteryAvailability();
|
|
}
|
|
|
|
void _checkBatteryAvailability() async {
|
|
try {
|
|
_batteryLevel = await _battery.batteryLevel;
|
|
if (_batteryLevel != -1) {
|
|
setState(() {
|
|
_hasBattery = true;
|
|
_timer = Timer.periodic(const Duration(seconds: 1), (timer) {
|
|
_battery.batteryLevel.then((level) =>{
|
|
if(_batteryLevel != level) {
|
|
setState(() {
|
|
_batteryLevel = level;
|
|
})
|
|
}
|
|
});
|
|
});
|
|
});
|
|
} else {
|
|
setState(() {
|
|
_hasBattery = false;
|
|
});
|
|
}
|
|
} catch (e) {
|
|
setState(() {
|
|
_hasBattery = false;
|
|
});
|
|
}
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
if (!_hasBattery) {
|
|
return const SizedBox.shrink(); //Empty Widget
|
|
}
|
|
return _batteryInfo(_batteryLevel);
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_timer?.cancel();
|
|
super.dispose();
|
|
}
|
|
|
|
Widget _batteryInfo(int batteryLevel) {
|
|
IconData batteryIcon;
|
|
Color batteryColor = context.colorScheme.onSurface;
|
|
|
|
if (batteryLevel >= 96) {
|
|
batteryIcon = Icons.battery_full_sharp;
|
|
} else if (batteryLevel >= 84) {
|
|
batteryIcon = Icons.battery_6_bar_sharp;
|
|
} else if (batteryLevel >= 72) {
|
|
batteryIcon = Icons.battery_5_bar_sharp;
|
|
} else if (batteryLevel >= 60) {
|
|
batteryIcon = Icons.battery_4_bar_sharp;
|
|
} else if (batteryLevel >= 48) {
|
|
batteryIcon = Icons.battery_3_bar_sharp;
|
|
} else if (batteryLevel >= 36) {
|
|
batteryIcon = Icons.battery_2_bar_sharp;
|
|
} else if (batteryLevel >= 24) {
|
|
batteryIcon = Icons.battery_1_bar_sharp;
|
|
} else if (batteryLevel >= 12) {
|
|
batteryIcon = Icons.battery_0_bar_sharp;
|
|
} else {
|
|
batteryIcon = Icons.battery_alert_sharp;
|
|
batteryColor = Colors.red;
|
|
}
|
|
|
|
return Row(
|
|
children: [
|
|
Icon(
|
|
batteryIcon,
|
|
size: 16,
|
|
color: batteryColor,
|
|
// Stroke
|
|
shadows: List.generate(9,
|
|
(index) {
|
|
if(index == 4) {
|
|
return null;
|
|
}
|
|
double offsetX = (index % 3 - 1) * 0.8;
|
|
double offsetY = ((index / 3).floor() - 1) * 0.8;
|
|
return Shadow(
|
|
color: context.colorScheme.onInverseSurface,
|
|
offset: Offset(offsetX, offsetY),
|
|
);
|
|
},
|
|
).whereType<Shadow>().toList(),
|
|
),
|
|
Stack(
|
|
children: [
|
|
Text(
|
|
'$batteryLevel%',
|
|
style: TextStyle(
|
|
fontSize: 14,
|
|
foreground: Paint()
|
|
..style = PaintingStyle.stroke
|
|
..strokeWidth = 1.4
|
|
..color = context.colorScheme.onInverseSurface,
|
|
),
|
|
),
|
|
Text('$batteryLevel%'),
|
|
],
|
|
),
|
|
],
|
|
);
|
|
}
|
|
}
|
|
|
|
class _ClockWidget extends StatefulWidget {
|
|
@override
|
|
_ClockWidgetState createState() => _ClockWidgetState();
|
|
}
|
|
|
|
class _ClockWidgetState extends State<_ClockWidget> {
|
|
late String _currentTime;
|
|
late Timer _timer;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_currentTime = _getCurrentTime();
|
|
_timer = Timer.periodic(const Duration(seconds: 1), (timer) {
|
|
final time = _getCurrentTime();
|
|
if(_currentTime != time) {
|
|
setState(() {
|
|
_currentTime = time;
|
|
});
|
|
}
|
|
});
|
|
}
|
|
|
|
String _getCurrentTime() {
|
|
final now = DateTime.now();
|
|
return "${now.hour.toString().padLeft(2, '0')}:${now.minute.toString().padLeft(2, '0')}";
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_timer.cancel();
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Stack(
|
|
children: [
|
|
Text(
|
|
_currentTime,
|
|
style: TextStyle(
|
|
fontSize: 14,
|
|
foreground: Paint()
|
|
..style = PaintingStyle.stroke
|
|
..strokeWidth = 1.4
|
|
..color = context.colorScheme.onInverseSurface,
|
|
),
|
|
),
|
|
Text(_currentTime),
|
|
],
|
|
);
|
|
}
|
|
}
|
|
|
|
class _ChaptersView extends StatefulWidget {
|
|
const _ChaptersView(this.reader);
|
|
|
|
final _ReaderState reader;
|
|
|
|
@override
|
|
State<_ChaptersView> createState() => _ChaptersViewState();
|
|
}
|
|
|
|
class _ChaptersViewState extends State<_ChaptersView> {
|
|
bool desc = false;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
var chapters = widget.reader.widget.chapters!;
|
|
var current = widget.reader.chapter - 1;
|
|
return Scaffold(
|
|
body: SmoothCustomScrollView(
|
|
slivers: [
|
|
SliverAppbar(
|
|
title: Text("Chapters".tl),
|
|
actions: [
|
|
Tooltip(
|
|
message: "Click to change the order".tl,
|
|
child: TextButton.icon(
|
|
icon: Icon(
|
|
!desc ? Icons.arrow_upward : Icons.arrow_downward,
|
|
size: 18,
|
|
),
|
|
label: Text(!desc ? "Ascending".tl : "Descending".tl),
|
|
onPressed: () {
|
|
setState(() {
|
|
desc = !desc;
|
|
});
|
|
},
|
|
),
|
|
),
|
|
],
|
|
),
|
|
SliverList(
|
|
delegate: SliverChildBuilderDelegate(
|
|
(context, index) {
|
|
if (desc) {
|
|
index = chapters.length - 1 - index;
|
|
}
|
|
var chapter = chapters.values.elementAt(index);
|
|
return ListTile(
|
|
shape: Border(
|
|
left: BorderSide(
|
|
color: current == index
|
|
? context.colorScheme.primary
|
|
: Colors.transparent,
|
|
width: 4,
|
|
),
|
|
),
|
|
title: Text(
|
|
chapter,
|
|
style: current == index
|
|
? ts.withColor(context.colorScheme.primary).bold
|
|
: null,
|
|
),
|
|
onTap: () {
|
|
widget.reader.toChapter(index + 1);
|
|
Navigator.of(context).pop();
|
|
},
|
|
);
|
|
},
|
|
childCount: chapters.length,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|