ente/lib/ui/utils/icon_utils.dart
2023-08-24 22:05:11 +02:00

71 lines
2 KiB
Dart

import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_svg/svg.dart';
class IconUtils {
IconUtils._privateConstructor();
static final IconUtils instance = IconUtils._privateConstructor();
// Map of icon-title to the color code in HEX
final Map<String, String> _simpleIcons = {};
final Map<String, String> _customIcons = {};
Future<void> init() async {
await _loadJson();
}
Widget getIcon(String provider) {
final title = _getProviderTitle(provider);
if (_customIcons.containsKey(title)) {
return _getSVGIcon(
"assets/custom-icons/icons/$title.svg",
title,
_customIcons[title]!,
);
} else if (_simpleIcons.containsKey(title)) {
return _getSVGIcon(
"assets/simple-icons/icons/$title.svg",
title,
_simpleIcons[title]!,
);
} else {
return const SizedBox.shrink();
}
}
Widget _getSVGIcon(String path, String title, String color) {
return SvgPicture.asset(
path,
width: 24,
semanticsLabel: title,
colorFilter: ColorFilter.mode(
Color(int.parse("0xFF" + color)),
BlendMode.srcIn,
),
);
}
Future<void> _loadJson() async {
final simpleIconData = await rootBundle
.loadString('assets/simple-icons/_data/simple-icons.json');
final simpleIcons = json.decode(simpleIconData);
for (final icon in simpleIcons["icons"]) {
_simpleIcons[icon["title"].toString().toLowerCase()] = icon["hex"];
}
final customIconData = await rootBundle
.loadString('assets/custom-icons/_data/custom-icons.json');
final customIcons = json.decode(customIconData);
for (final icon in customIcons["icons"]) {
_customIcons[icon["title"].toString().toLowerCase()] = icon["hex"];
}
}
String _getProviderTitle(String provider) {
return provider.split(RegExp(r'[.(]'))[0].trim().toLowerCase();
}
}