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/*
* 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;
}
Point operator + (const Point& rhs) const {
return Point(x+rhs.x, y+rhs.y);
}
Point operator - (const Point& rhs) const {
return Point(x-rhs.x, y-rhs.y);
}
};
ANDROID_BASIC_TYPES_TRAITS(Point)
}; // namespace android
#endif // ANDROID_UI_POINT
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