/* * Copyright (C) 2006 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef ANDROID_UI_POINT #define ANDROID_UI_POINT #include <utils/TypeHelpers.h> namespace android { class Point { public: int x; int y; // we don't provide copy-ctor and operator= on purpose // because we want the compiler generated versions // Default constructor doesn't initialize the Point inline Point() { } inline Point(int x, int y) : x(x), y(y) { } inline bool operator == (const Point& rhs) const { return (x == rhs.x) && (y == rhs.y); } inline bool operator != (const Point& rhs) const { return !operator == (rhs); } inline bool isOrigin() const { return !(x|y); } // operator < defines an order which allows to use points in sorted // vectors. bool operator < (const Point& rhs) const { return y<rhs.y || (y==rhs.y && x<rhs.x); } inline Point& operator - () { x = -x; y = -y; return *this; } inline Point& operator += (const Point& rhs) { x += rhs.x; y += rhs.y; return *this; } inline Point& operator -= (const Point& rhs) { x -= rhs.x; y -= rhs.y; return *this; } const Point operator + (const Point& rhs) const { const Point result(x+rhs.x, y+rhs.y); return result; } const Point operator - (const Point& rhs) const { const Point result(x-rhs.x, y-rhs.y); return result; } }; ANDROID_BASIC_TYPES_TRAITS(Point) }; // namespace android #endif // ANDROID_UI_POINT