23 lines
533 B
Dart
23 lines
533 B
Dart
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import 'dart:core';
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import 'package:collection/collection.dart';
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class Grid<E> extends DelegatingList<E> {
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final List<E> _internal;
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final width;
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final height;
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Grid(int width, int height) : this._(List<E>(width * height), width, height);
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Grid.from(Grid<E> l)
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: this._(List<E>.from(l.getRange(0, l.length)), l.width, l.height);
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Grid.fromList(List<E> l, int width) : this._(l, width, l.length ~/ width);
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Grid._(l, int w, int h)
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: _internal = l,
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width = w,
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height = h,
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super(l);
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}
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