Index: pkg/dev_compiler/tool/input_sdk/lib/math/point.dart |
diff --git a/pkg/dev_compiler/tool/input_sdk/lib/math/point.dart b/pkg/dev_compiler/tool/input_sdk/lib/math/point.dart |
deleted file mode 100644 |
index 01ce93c3b77387774708a0eb0eb25910b4f785a2..0000000000000000000000000000000000000000 |
--- a/pkg/dev_compiler/tool/input_sdk/lib/math/point.dart |
+++ /dev/null |
@@ -1,89 +0,0 @@ |
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
-// for details. All rights reserved. Use of this source code is governed by a |
-// BSD-style license that can be found in the LICENSE file. |
-part of dart.math; |
- |
-/** |
- * A utility class for representing two-dimensional positions. |
- */ |
-class Point<T extends num> { |
- final T x; |
- final T y; |
- |
- const Point(T x, T y): this.x = x, this.y = y; |
- |
- String toString() => 'Point($x, $y)'; |
- |
- /** |
- * A `Point` is only equal to another `Point` with the same coordinates. |
- * |
- * This point is equal to `other` if, and only if, |
- * `other` is a `Point` with |
- * [x] equal to `other.x` and [y] equal to `other.y`. |
- */ |
- bool operator ==(other) { |
- if (other is !Point) return false; |
- return x == other.x && y == other.y; |
- } |
- |
- int get hashCode => _JenkinsSmiHash.hash2(x.hashCode, y.hashCode); |
- |
- /** |
- * Add [other] to `this`, as if both points were vectors. |
- * |
- * Returns the resulting "vector" as a Point. |
- */ |
- Point<T> operator +(Point<T> other) { |
- return new Point<T>(x + other.x, y + other.y); |
- } |
- |
- /** |
- * Subtract [other] from `this`, as if both points were vectors. |
- * |
- * Returns the resulting "vector" as a Point. |
- */ |
- Point<T> operator -(Point<T> other) { |
- return new Point<T>(x - other.x, y - other.y); |
- } |
- |
- /** |
- * Scale this point by [factor] as if it were a vector. |
- * |
- * *Important* *Note*: This function accepts a `num` as its argument only so |
- * that you can scale Point<double> objects by an `int` factor. Because the |
- * star operator always returns the same type of Point that originally called |
- * it, passing in a double [factor] on a `Point<int>` _causes_ _a_ |
- * _runtime_ _error_ in checked mode. |
- */ |
- Point<T> operator *(num/*T|int*/ factor) { |
- return new Point<T>( |
- (x * factor) as dynamic/*=T*/, (y * factor) as dynamic/*=T*/); |
- } |
- |
- /** |
- * Get the straight line (Euclidean) distance between the origin (0, 0) and |
- * this point. |
- */ |
- double get magnitude => sqrt(x * x + y * y); |
- |
- /** |
- * Returns the distance between `this` and [other]. |
- */ |
- double distanceTo(Point<T> other) { |
- var dx = x - other.x; |
- var dy = y - other.y; |
- return sqrt(dx * dx + dy * dy); |
- } |
- |
- /** |
- * Returns the squared distance between `this` and [other]. |
- * |
- * Squared distances can be used for comparisons when the actual value is not |
- * required. |
- */ |
- T squaredDistanceTo(Point<T> other) { |
- var dx = x - other.x; |
- var dy = y - other.y; |
- return dx * dx + dy * dy; |
- } |
-} |