“openclaw”
e70f412128
- Phase 1: Architecture (Flutter) + Data Models + UX Specs - Phase 2: Editable Canvas + UI Components + Import/Export - Phase 3: DRC Engine + Cloud Sync + i18n (4 languages) + Dark Mode - Phase 4: Performance Optimization + Deployment Guides + Test Suite Known P0 issues (to be fixed): - Save functionality not implemented - Component placement not implemented - Canvas rendering incomplete
755 lines
20 KiB
Dart
755 lines
20 KiB
Dart
/// KiCad 原理图文件导入器
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///
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/// 解析 KiCad .sch 和 .kicad_sch 文件，映射到核心数据模型
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///
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/// @version 0.1.0
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/// @date 2026-03-07
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import 'dart:convert';
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import 'dart:typed_data';
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// ============================================================================
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// KiCad S-表达式解析器
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// ============================================================================
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/// KiCad S-表达式词法单元
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enum SExprToken {
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leftParen,
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rightParen,
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string,
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number,
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symbol,
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eof,
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}
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/// S-表达式解析器
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class SExprParser {
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final String input;
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int position = 0;
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SExprParser(this.input);
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/// 解析整个 S-表达式
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dynamic parse() {
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_skipWhitespace();
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if (position >= input.length) {
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return null;
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}
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return _parseExpr();
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}
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dynamic _parseExpr() {
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_skipWhitespace();
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if (position >= input.length) {
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return null;
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}
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final char = input[position];
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if (char == '(') {
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return _parseList();
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} else if (char == '"' || char == '\'') {
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return _parseString();
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} else if (char == '-' || (char >= '0' && char <= '9')) {
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return _parseNumber();
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} else {
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return _parseSymbol();
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}
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}
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List<dynamic> _parseList() {
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position++; // skip '('
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final list = <dynamic>[];
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while (true) {
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_skipWhitespace();
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if (position >= input.length) {
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throw FormatException('Unexpected end of input in list');
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}
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if (input[position] == ')') {
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position++; // skip ')'
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break;
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}
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list.add(_parseExpr());
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}
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return list;
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}
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String _parseString() {
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final quote = input[position];
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position++; // skip opening quote
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final buffer = StringBuffer();
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while (position < input.length) {
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final char = input[position];
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if (char == quote) {
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position++; // skip closing quote
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break;
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}
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if (char == '\\' && position + 1 < input.length) {
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position++;
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final escaped = input[position];
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switch (escaped) {
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case 'n': buffer.write('\n'); break;
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case 't': buffer.write('\t'); break;
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case 'r': buffer.write('\r'); break;
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case '\\': buffer.write('\\'); break;
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case '"': buffer.write('"'); break;
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default: buffer.write(escaped);
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}
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} else {
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buffer.write(char);
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}
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position++;
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}
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return buffer.toString();
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}
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num _parseNumber() {
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final start = position;
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if (input[position] == '-') {
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position++;
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}
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while (position < input.length &&
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(input[position] >= '0' && input[position] <= '9')) {
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position++;
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}
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if (position < input.length && input[position] == '.') {
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position++;
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while (position < input.length &&
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(input[position] >= '0' && input[position] <= '9')) {
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position++;
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}
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return double.parse(input.substring(start, position));
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}
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return int.parse(input.substring(start, position));
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}
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String _parseSymbol() {
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final start = position;
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while (position < input.length &&
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!_isWhitespace(input[position]) &&
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input[position] != '(' &&
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input[position] != ')' &&
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input[position] != '"' &&
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input[position] != '\'') {
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position++;
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}
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return input.substring(start, position);
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}
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void _skipWhitespace() {
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while (position < input.length && _isWhitespace(input[position])) {
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position++;
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}
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}
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bool _isWhitespace(String char) {
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return char == ' ' || char == '\t' || char == '\n' || char == '\r';
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}
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}
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// ============================================================================
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// KiCad 数据模型
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// ============================================================================
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/// KiCad 元件
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class KicadComponent {
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final String reference;
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final String value;
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final String footprint;
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final String? libraryLink;
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final double x;
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final double y;
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final int rotation;
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final List<KicadPin> pins;
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final Map<String, String> properties;
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KicadComponent({
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required this.reference,
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required this.value,
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required this.footprint,
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this.libraryLink,
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required this.x,
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required this.y,
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this.rotation = 0,
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this.pins = const [],
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this.properties = const {},
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});
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factory KicadComponent.fromSExpr(List<dynamic> expr) {
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String reference = '';
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String value = '';
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String footprint = '';
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String? libraryLink;
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double x = 0;
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double y = 0;
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int rotation = 0;
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final pins = <KicadPin>[];
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final properties = <String, String>{};
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for (int i = 1; i < expr.length; i++) {
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final item = expr[i];
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if (item is! List) continue;
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if (item.isNotEmpty && item[0] == 'property') {
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final propName = item.length > 1 ? item[1].toString() : '';
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final propValue = item.length > 2 ? item[2].toString() : '';
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if (propName == 'Reference') {
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reference = propValue;
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} else if (propName == 'Value') {
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value = propValue;
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} else {
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properties[propName] = propValue;
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}
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} else if (item.isNotEmpty && item[0] == 'symbol') {
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libraryLink = item.length > 1 ? item[1].toString() : null;
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} else if (item.isNotEmpty && item[0] == 'footprint') {
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footprint = item.length > 1 ? item[1].toString() : '';
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} else if (item.isNotEmpty && item[0] == 'at') {
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if (item.length >= 3) {
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x = _parseNumber(item[1]);
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y = _parseNumber(item[2]);
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if (item.length >= 4) {
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rotation = _parseNumber(item[3]).toInt();
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}
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}
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} else if (item.isNotEmpty && item[0] == 'pin') {
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pins.add(KicadPin.fromSExpr(item));
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}
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}
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return KicadComponent(
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reference: reference,
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value: value,
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footprint: footprint,
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libraryLink: libraryLink,
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x: x,
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y: y,
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rotation: rotation,
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pins: pins,
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properties: properties,
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);
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}
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static num _parseNumber(dynamic value) {
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if (value is num) return value;
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if (value is String) {
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return double.tryParse(value) ?? 0;
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}
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return 0;
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}
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}
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/// KiCad 引脚
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class KicadPin {
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final String number;
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final String name;
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final double x;
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final double y;
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final int rotation;
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final String type;
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KicadPin({
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required this.number,
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required this.name,
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required this.x,
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required this.y,
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this.rotation = 0,
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this.type = 'passive',
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});
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factory KicadPin.fromSExpr(List<dynamic> expr) {
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String number = '';
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String name = '';
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double x = 0;
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double y = 0;
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int rotation = 0;
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String type = 'passive';
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for (int i = 1; i < expr.length; i++) {
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final item = expr[i];
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if (item is List) {
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if (item.isNotEmpty && item[0] == 'at') {
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if (item.length >= 3) {
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x = _parseNumber(item[1]);
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y = _parseNumber(item[2]);
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if (item.length >= 4) {
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rotation = _parseNumber(item[3]).toInt();
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}
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}
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} else if (item.isNotEmpty && item[0] == 'property') {
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if (item.length >= 3) {
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final propName = item[1].toString();
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final propValue = item[2].toString();
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if (propName == 'Name') {
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name = propValue;
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} else if (propName == 'Number') {
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number = propValue;
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}
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}
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}
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} else if (item is String) {
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if (item == 'input' || item == 'output' || item == 'bidirectional' ||
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item == 'power_in' || item == 'power_out' || item == 'passive') {
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type = item;
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}
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}
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}
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return KicadPin(
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number: number,
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name: name,
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x: x,
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y: y,
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rotation: rotation,
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type: type,
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);
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}
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static num _parseNumber(dynamic value) {
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if (value is num) return value;
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if (value is String) {
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return double.tryParse(value) ?? 0;
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}
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return 0;
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}
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}
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/// KiCad 网络
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class KicadNet {
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final String name;
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final List<KicadNetConnection> connections;
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KicadNet({
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required this.name,
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this.connections = const [],
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});
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factory KicadNet.fromSExpr(List<dynamic> expr) {
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String name = '';
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final connections = <KicadNetConnection>[];
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for (int i = 1; i < expr.length; i++) {
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final item = expr[i];
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if (item is List) {
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if (item.isNotEmpty && item[0] == 'node') {
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connections.add(KicadNetConnection.fromSExpr(item));
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}
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} else if (item is String && i == 1) {
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name = item;
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}
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}
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return KicadNet(
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name: name,
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connections: connections,
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);
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}
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}
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/// KiCad 网络连接
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class KicadNetConnection {
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final String? pinNumber;
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final String? componentRef;
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final double? x;
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final double? y;
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KicadNetConnection({
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this.pinNumber,
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this.componentRef,
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this.x,
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this.y,
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});
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factory KicadNetConnection.fromSExpr(List<dynamic> expr) {
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String? pinNumber;
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String? componentRef;
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double? x, y;
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for (int i = 1; i < expr.length; i++) {
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final item = expr[i];
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if (item is List) {
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if (item.isNotEmpty && item[0] == 'pin') {
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if (item.length >= 2) {
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pinNumber = item[1].toString();
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}
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// 查找引脚所属的元件引用
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for (int j = 2; j < item.length; j++) {
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if (item[j] is List && item[j][0] == 'lib_pin') {
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// 提取元件引用信息
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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 KicadNetConnection(
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pinNumber: pinNumber,
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componentRef: componentRef,
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x: x,
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y: y,
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);
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}
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}
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/// KiCad 原理图
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class KicadSchematic {
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final String version;
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final List<KicadComponent> components;
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final List<KicadNet> nets;
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KicadSchematic({
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required this.version,
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this.components = const [],
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this.nets = const [],
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});
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factory KicadSchematic.fromSExpr(List<dynamic> expr) {
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String version = '';
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final components = <KicadComponent>[];
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final nets = <KicadNet>[];
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for (int i = 1; i < expr.length; i++) {
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final item = expr[i];
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if (item is! List) continue;
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if (item.isNotEmpty && item[0] == 'version') {
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version = item.length > 1 ? item[1].toString() : '';
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} else if (item.isNotEmpty && item[0] == 'component') {
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components.add(KicadComponent.fromSExpr(item));
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} else if (item.isNotEmpty && item[0] == 'net') {
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nets.add(KicadNet.fromSExpr(item));
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}
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}
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return KicadSchematic(
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version: version,
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components: components,
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nets: nets,
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);
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}
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}
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// ============================================================================
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// KiCad 导入器
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// ============================================================================
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/// KiCad 原理图导入器
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class KicadImporter {
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/// 导入 KiCad .kicad_sch 文件内容
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KicadSchematic import(String content) {
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final parser = SExprParser(content);
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final sExpr = parser.parse();
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if (sExpr is! List) {
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throw FormatException('Invalid KiCad schematic format');
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}
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return KicadSchematic.fromSExpr(sExpr);
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}
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/// 导入 KiCad .sch 文件 (旧格式)
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KicadSchematic importLegacySch(String content) {
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// 旧格式解析逻辑 (简化实现)
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final components = <KicadComponent>[];
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final nets = <KicadNet>[];
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final lines = content.split('\n');
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KicadComponent? currentComponent;
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for (final line in lines) {
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final trimmed = line.trim();
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if (trimmed.startsWith('C ')) {
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// 元件定义行
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if (currentComponent != null) {
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components.add(currentComponent);
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}
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currentComponent = _parseLegacyComponent(line);
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} else if (trimmed.startsWith('N ')) {
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// 网络定义
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final net = _parseLegacyNet(line);
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if (net != null) {
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nets.add(net);
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}
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}
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}
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if (currentComponent != null) {
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components.add(currentComponent);
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}
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return KicadSchematic(
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version: 'legacy',
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components: components,
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nets: nets,
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);
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}
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KicadComponent? _parseLegacyComponent(String line) {
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// 简化实现，实际需要完整的旧格式解析
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final parts = line.split(RegExp(r'\s+'));
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if (parts.length < 4) return null;
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return KicadComponent(
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reference: parts[1],
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value: parts.length > 2 ? parts[2] : '',
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footprint: '',
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x: double.tryParse(parts[3]) ?? 0,
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y: double.tryParse(parts.length > 4 ? parts[4] : '0') ?? 0,
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);
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}
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KicadNet? _parseLegacyNet(String line) {
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// 简化实现
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return null;
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}
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}
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// ============================================================================
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// 转换为 EDA 核心数据模型
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// ============================================================================
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/// 将 KiCad 原理图转换为 EDA 核心 Design 模型
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Map<String, dynamic> kicadToDesign(KicadSchematic kicadSch) {
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final design = <String, dynamic>{
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'id': _generateId('design'),
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'name': 'Imported from KiCad',
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'version': '1.0.0',
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'parameters': {
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'boardSize': {'width': 100000000, 'height': 100000000}, // 100mm x 100mm
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'origin': {'x': 0, 'y': 0},
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'units': 'nm',
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'grid': {'x': 25400, 'y': 25400}, // 10mil grid
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},
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'tables': {
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'components': <Map<String, dynamic>>[],
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'nets': <Map<String, dynamic>>[],
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'layers': <Map<String, dynamic>>[],
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'footprints': <Map<String, dynamic>>[],
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'traces': <Map<String, dynamic>>[],
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'vias': <Map<String, dynamic>>[],
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'polygons': <Map<String, dynamic>>[],
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},
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'stackup': {
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'layers': ['top', 'bottom'],
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'totalThickness': 1600000, // 1.6mm
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},
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'designRules': {
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'traceWidth': {'min': 152400, 'max': 2000000, 'preferred': 254000},
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'traceSpacing': {'min': 152400, 'preferred': 203200},
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'viaHoleSize': {'min': 200000, 'max': 800000},
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'viaDiameter': {'min': 400000, 'max': 1000000},
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'clearance': {'componentToComponent': 500000, 'componentToEdge': 1000000},
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},
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'metadata': {
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'createdAt': DateTime.now().millisecondsSinceEpoch,
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'updatedAt': DateTime.now().millisecondsSinceEpoch,
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'isDirty': false,
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},
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};
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// 添加默认层
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(design['tables']['layers'] as List).addAll([
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_createLayer('top', 'Top', 'signal', 0),
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_createLayer('bottom', 'Bottom', 'signal', 1),
|
|
_createLayer('silkscreen', 'Silkscreen', 'silkscreen', 2),
|
|
]);
|
|
|
|
// 转换元件
|
|
final componentMap = <String, Map<String, dynamic>>{};
|
|
for (final kicadComp in kicadSch.components) {
|
|
final component = _convertComponent(kicadComp);
|
|
componentMap[kicadComp.reference] = component;
|
|
(design['tables']['components'] as List).add(component);
|
|
}
|
|
|
|
// 转换网络
|
|
for (final kicadNet in kicadSch.nets) {
|
|
final net = _convertNet(kicadNet, componentMap);
|
|
(design['tables']['nets'] as List).add(net);
|
|
}
|
|
|
|
return design;
|
|
}
|
|
|
|
Map<String, dynamic> _convertComponent(KicadComponent kicadComp) {
|
|
// 转换 KiCad 单位 (mm) 到纳米
|
|
final xNm = (kicadComp.x * 1000000).toInt();
|
|
final yNm = (kicadComp.y * 1000000).toInt();
|
|
|
|
// 转换引脚
|
|
final pins = <Map<String, dynamic>>[];
|
|
for (final pin in kicadComp.pins) {
|
|
pins.add({
|
|
'pinId': _generateId('pin'),
|
|
'name': pin.name,
|
|
'x': (pin.x * 1000000).toInt(),
|
|
'y': (pin.y * 1000000).toInt(),
|
|
'rotation': pin.rotation,
|
|
'electricalType': _convertPinType(pin.type),
|
|
});
|
|
}
|
|
|
|
// 确定元件类型
|
|
final type = _determineComponentType(kicadComp.value);
|
|
|
|
return {
|
|
'id': _generateId('comp'),
|
|
'name': kicadComp.reference,
|
|
'type': type,
|
|
'value': kicadComp.value,
|
|
'footprint': {
|
|
'id': _generateId('footprint'),
|
|
'name': kicadComp.footprint,
|
|
'pads': [],
|
|
},
|
|
'position': {
|
|
'x': xNm,
|
|
'y': yNm,
|
|
'layer': 'top',
|
|
'rotation': kicadComp.rotation,
|
|
'mirror': 'none',
|
|
},
|
|
'pins': pins,
|
|
'attributes': {
|
|
'manufacturer': kicadComp.properties['Manufacturer'] ?? '',
|
|
'partNumber': kicadComp.properties['PartNumber'] ?? '',
|
|
'description': kicadComp.properties['Description'] ?? '',
|
|
},
|
|
'metadata': {
|
|
'createdAt': DateTime.now().millisecondsSinceEpoch,
|
|
'updatedAt': DateTime.now().millisecondsSinceEpoch,
|
|
},
|
|
};
|
|
}
|
|
|
|
Map<String, dynamic> _convertNet(KicadNet kicadNet, Map<String, Map<String, dynamic>> componentMap) {
|
|
final connections = <Map<String, dynamic>>[];
|
|
|
|
for (final conn in kicadNet.connections) {
|
|
if (conn.componentRef != null && componentMap.containsKey(conn.componentRef)) {
|
|
final component = componentMap[conn.componentRef]!;
|
|
connections.add({
|
|
'id': _generateId('conn'),
|
|
'type': 'pin',
|
|
'componentId': component['id'],
|
|
'pinId': conn.pinNumber,
|
|
});
|
|
}
|
|
}
|
|
|
|
return {
|
|
'id': _generateId('net'),
|
|
'name': kicadNet.name,
|
|
'type': 'signal',
|
|
'connections': connections,
|
|
'properties': {},
|
|
'metadata': {
|
|
'createdAt': DateTime.now().millisecondsSinceEpoch,
|
|
'updatedAt': DateTime.now().millisecondsSinceEpoch,
|
|
},
|
|
};
|
|
}
|
|
|
|
Map<String, dynamic> _createLayer(String id, String name, String type, int order) {
|
|
return {
|
|
'id': id,
|
|
'name': name,
|
|
'type': type,
|
|
'stackupOrder': order,
|
|
'properties': {
|
|
'isVisible': true,
|
|
'isEnabled': true,
|
|
'color': type == 'signal' ? '#00ff00' : '#ffffff',
|
|
},
|
|
'objects': {},
|
|
'metadata': {
|
|
'createdAt': DateTime.now().millisecondsSinceEpoch,
|
|
'updatedAt': DateTime.now().millisecondsSinceEpoch,
|
|
},
|
|
};
|
|
}
|
|
|
|
String _determineComponentType(String value) {
|
|
final lowerValue = value.toLowerCase();
|
|
|
|
if (lowerValue.contains('r') || lowerValue.contains('resistor')) {
|
|
return 'resistor';
|
|
} else if (lowerValue.contains('c') || lowerValue.contains('capacitor')) {
|
|
return 'capacitor';
|
|
} else if (lowerValue.contains('l') || lowerValue.contains('inductor')) {
|
|
return 'inductor';
|
|
} else if (lowerValue.contains('d') || lowerValue.contains('diode')) {
|
|
return 'diode';
|
|
} else if (lowerValue.contains('q') || lowerValue.contains('transistor')) {
|
|
return 'transistor';
|
|
} else if (lowerValue.contains('u') || lowerValue.contains('ic')) {
|
|
return 'ic';
|
|
}
|
|
|
|
return 'custom';
|
|
}
|
|
|
|
String _convertPinType(String kicadType) {
|
|
switch (kicadType) {
|
|
case 'input': return 'input';
|
|
case 'output': return 'output';
|
|
case 'bidirectional': return 'bidirectional';
|
|
case 'power_in': return 'power';
|
|
case 'power_out': return 'power';
|
|
default: return 'passive';
|
|
}
|
|
}
|
|
|
|
String _generateId(String prefix) {
|
|
return '$prefix-${DateTime.now().millisecondsSinceEpoch}-${(DateTime.now().microsecondsSinceEpoch % 10000).toString().padLeft(4, '0')}';
|
|
}
|
|
|
|
// ============================================================================
|
|
// 公共 API
|
|
// ============================================================================
|
|
|
|
/// 从文件内容导入 KiCad 原理图
|
|
Map<String, dynamic> importKicadSchematic(String content, {String? format}) {
|
|
final importer = KicadImporter();
|
|
|
|
KicadSchematic kicadSch;
|
|
|
|
if (format == 'legacy') {
|
|
kicadSch = importer.importLegacySch(content);
|
|
} else {
|
|
kicadSch = importer.import(content);
|
|
}
|
|
|
|
return kicadToDesign(kicadSch);
|
|
}
|
|
|
|
/// 从文件路径导入 KiCad 原理图 (需要文件系统访问)
|
|
Future<Map<String, dynamic>> importKicadFile(String filePath) async {
|
|
// 实际实现需要文件读取
|
|
throw UnimplementedError('File system access not implemented');
|
|
}
|