qzxing/source/zxing/ResultPoint.h

55 lines
1.5 KiB
C++

// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
#ifndef __RESULT_POINT_H__
#define __RESULT_POINT_H__
/*
* ResultPoint.h
* zxing
*
* Copyright 2010 ZXing authors All rights reserved.
*
* 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.
*/
#include <zxing/common/Counted.h>
#include <vector>
namespace zxing {
class ResultPoint : public Counted {
protected:
float posX_;
float posY_;
public:
ResultPoint();
ResultPoint(float x, float y);
virtual ~ResultPoint();
virtual float getX() const;
virtual float getY() const;
bool equals(Ref<ResultPoint> other);
static void orderBestPatterns(std::vector<Ref<ResultPoint> > &patterns);
static float distance(Ref<ResultPoint> point1, Ref<ResultPoint> point2);
static float distance(float x1, float x2, float y1, float y2);
private:
static float crossProductZ(Ref<ResultPoint> pointA, Ref<ResultPoint> pointB, Ref<ResultPoint> pointC);
};
}
#endif // __RESULT_POINT_H__