generateIconFile function

String? generateIconFile(String content, String className)

Implementation

String? generateIconFile(String content, String className) {
  final document = XmlDocument.parse(content);

  final sizes = parseSvgSizeData(document.rootElement);

  if (sizes == null) {
    return null;
  }
  final sizeParams = [
    Field(
          (b) =>
      b
        ..name = "area"
        ..type = refer("double")
        ..modifier = FieldModifier.final$
        ..assignment = Code('${sizes.area}'),
    ),
    Field(
          (b) =>
      b
        ..name = "widthOffset"
        ..type = refer("double")
        ..modifier = FieldModifier.final$
        ..assignment = Code('${sizes.widthOffset}'),
    ),
    Field(
          (b) =>
      b
        ..name = "heightOffset"
        ..type = refer("double")
        ..modifier = FieldModifier.final$
        ..assignment = Code('${sizes.heightOffset}'),
    ),
  ];

  final paintingList =
  document.rootElement.children
      .where((node) => node is XmlElement)
      .toList();

  final cls = _corePainterClass(
    className: className,
    sizeParams: sizeParams,
    paintMethod: _generatePaintMethod(paintingList),
  );

  final lib = Library(
        (b) =>
    b
      ..directives.addAll([
        Directive.import('package:flutter/rendering.dart'),
        Directive.import('package:path_drawing/path_drawing.dart'),
        Directive.import('dart:math', show: ['sqrt']),
      ])
      ..body.addAll([cls]),
  );
  final emitter = DartEmitter();

  return DartFormatter(
    languageVersion: DartFormatter.latestLanguageVersion,
  ).format('${lib.accept(emitter)}');
}