108 lines
2.7 KiB
Dart
108 lines
2.7 KiB
Dart
import 'package:flutter/material.dart';
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import 'game_pallete.dart';
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enum PlateState {
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normal,
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marked,
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selected,
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}
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typedef PlateMarkCallback = void Function(String plateName);
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class ColorPlate extends StatefulWidget {
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final String plateName;
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final double size;
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final PlateMarkCallback? onSelected;
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const ColorPlate(
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{super.key,
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required this.plateName,
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required this.size,
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this.onSelected});
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@override
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State<ColorPlate> createState() => _ColorPlateState();
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}
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class _ColorPlateState extends State<ColorPlate> {
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var _tapPosition = Offset.zero;
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var state = PlateState.normal;
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Color get borderColor {
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switch (state) {
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case PlateState.normal: return Colors.black;
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case PlateState.marked: return Colors.amber;
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case PlateState.selected: return Colors.greenAccent;
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}
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}
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void _getTapPosition(TapDownDetails details) {
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final RenderBox referenceBox = context.findRenderObject() as RenderBox;
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_tapPosition = referenceBox.globalToLocal(details.globalPosition);
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_tapPosition = details.globalPosition;
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}
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void _showContextMenu(BuildContext context) async {
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final oldState = state;
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setState(() {
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state = PlateState.marked;
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});
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final overlay = Overlay.of(context).context.findRenderObject();
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final result = await showMenu(
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context: context,
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position: RelativeRect.fromRect(
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Rect.fromLTWH(_tapPosition.dx, _tapPosition.dy, 30, 30),
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Rect.fromLTWH(0, 0, overlay!.paintBounds.size.width,
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overlay.paintBounds.size.height),
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),
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items: [
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PopupMenuItem(
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enabled: false,
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child: Text("Plate ${widget.plateName}"),
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),
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PopupMenuItem(
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enabled: oldState != PlateState.marked,
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value: "mark",
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child: Text("Mark"),
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),
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const PopupMenuItem(
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value: "cancel",
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child: Text("Cancel"),
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)
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],
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);
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setState(() {
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if (result == "mark" || oldState == PlateState.selected) {
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state = PlateState.selected;
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if (oldState != PlateState.selected) {
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widget.onSelected?.call(widget.plateName);
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}
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} else {
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state = PlateState.normal;
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTapDown: (details) => _getTapPosition(details),
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onTap: () => _showContextMenu(context),
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child: Container(
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width: widget.size,
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height: widget.size,
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decoration: BoxDecoration(
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color: pallete[widget.plateName],
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border: Border.all(
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color: borderColor,
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width: 4,
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),
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borderRadius: BorderRadius.circular(10),
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),
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),
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);
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}
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}
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