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