100 lines
2.0 KiB
C++
100 lines
2.0 KiB
C++
#pragma once
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#include <QtCore/QtGlobal>
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#include <QtCore/QPoint>
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#include <QtCore/QPointF>
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#include <QtCore/QDebug>
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namespace LAMPMainWidget {
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class PointXY {
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public:
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PointXY() = default;
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PointXY(double x, double y) : mX(x), mY(y) {}
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PointXY(const PointXY &other) = default;
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PointXY(PointXY &&other) = default;
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explicit PointXY(const QPointF &other) : mX(other.x()), mY(other.y()) {}
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explicit PointXY(const QPoint &other) : mX(double(other.x())), mY(double(other.y())) {}
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~PointXY() = default;
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public:
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/**
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* 设置x坐标
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* @param x x轴坐标值
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*/
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void setX(double const x) { mX = x; }
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/**
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* 设置y坐标
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* @param y y轴坐标值
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*/
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void
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setY(double const y) { mY = y; }
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/**
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* 设置x和y坐标
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* @param x x轴坐标值
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* @param y y轴坐标值
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*/
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void set(double const x, double const y) {
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mX = x;
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mY = y;
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}
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/**
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* 获取点的x轴坐标值
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* @return x轴坐标值
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*/
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double x() const { return mX; }
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/**
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* 获取点的y轴坐标值
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* @return y轴坐标值
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*/
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double y() const { return mY; }
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/**
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* (mX, mY)距离(x,y)的距离
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* @param x x轴坐标
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* @param y y轴坐标
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* @return 两点间距离
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*/
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double distance(double x, double y) const;
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/**
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* (mX, mY)距离点p的距离
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* @param p 点坐标
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* @return 两点间距离
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*/
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double distance(const PointXY &p) const { return distance(p.mX, p.mY); }
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/**
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* “缩放”点，x轴和y轴乘以scalar
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* @param scalar “缩放”因子
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*/
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void multiply(double scalar) {
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mX *= scalar;
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mY *= scalar;
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}
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/**
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* 输出为WKT格式字符串
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* @return WKT数据
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*/
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QString toWKT() const;
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public:
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bool operator==(const PointXY &other);
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bool operator!=(const PointXY &other) { return !(*this == other); }
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PointXY &operator=(const PointXY &other);
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PointXY &operator=(const QPointF &other);
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PointXY &operator=(const QPoint &other);
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private:
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double mX;
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double mY;
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};
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}
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QDebug operator<<(QDebug debug, const LAMPMainWidget::PointXY &point);
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