23 lines
471 B
Dart
23 lines
471 B
Dart
import 'dart:math';
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import 'dart:ui' show Offset;
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extension OffsetCartesionOps on Offset {
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double distanceSquared(Offset other) {
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final dx = this.dx - other.dx;
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final dy = this.dy - other.dy;
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return dx * dx + dy * dy;
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}
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Offset operator -(Offset other) {
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return Offset(dx - other.dx, dy - other.dy);
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}
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Point toPoint() {
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return Point(dx, dy);
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}
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String coord() {
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return '(${dx.toStringAsFixed(2)}, ${dy.toStringAsFixed(2)})';
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}
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}
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