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This commit is contained in:
Andrey
2022-03-21 12:20:11 +03:00
parent 415160387b
commit 4bae04feec
3 changed files with 262 additions and 51 deletions
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48
libs/main/math/piline.h
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@@ -34,6 +34,14 @@
#include "pipoint.h"
/*! \brief
* \~english Two-dimensional line class
* \~russian Класс отрезка двумерной линии
* \~\details
* \~russian
* Этот класс описывает линию на плоскости в прямоугольной системе координат
*/
template<typename Type>
class PIP_EXPORT PILine {
static_assert(std::is_arithmetic<Type>::value, "Type must be arithmetic");
@@ -41,82 +49,120 @@ public:
PIPoint<Type> p0;
PIPoint<Type> p1;
//!
PILine() {}
//!
PILine(const PIPoint<Type> & p0_, const PIPoint<Type> & p1_) {
p0 = p0_;
p1 = p1_;
}
//!
PILine(Type x0, Type y0, Type x1, Type y1) {
p0.set(x0, y0);
p1.set(x1, y1);
}
//!
PILine<Type> & set(const PIPoint<Type> & p0_, const PIPoint<Type> & p1_) {
p0 = p0_;
p1 = p1_;
return *this;
}
//!
PILine<Type> & set(Type x0, Type y0, Type x1, Type y1) {
p0.set(x0, y0);
p1.set(x1, y1);
return *this;
}
//!
bool isEmpty() const {
return (p0 == p1);
}
//!
Type width() const {return piAbs<Type>(p1.x - p0.x);}
//!
Type height() const {return piAbs<Type>(p1.y - p0.y);}
//!
PILine<Type> & translate(Type x, Type y) {
p0.translate(x, y);
p1.translate(x, y);
return *this;
}
//!
PILine<Type> & translate(const PIPoint<Type> & p) {
p0.translate(p);
p1.translate(p);
return *this;
}
//!
PILine<Type> translated(Type x, Type y) const {
PILine<Type> l(*this);
l.translate(x, y);
return l;
}
//!
PILine<Type> translated(const PIPoint<Type> & p) const {
PILine<Type> l(*this);
l.translate(p);
return l;
}
//!
PILine<Type> & move(Type x, Type y) {return translate(x, y);}
//!
PILine<Type> & move(const PIPoint<Type> & p) {return translate(p);}
//!
PILine<Type> moved(Type x, Type y) const {
PILine<Type> l(*this);
l.translate(x, y);
return l;
}
//!
PILine<Type> moved(const PIPoint<Type> & p) const {
PILine<Type> l(*this);
l.translate(p);
return l;
}
//!
void operator +=(Type x) {translate(x, x);}
//!
void operator +=(const PIPoint<Type> & p) {translate(p);}
//!
void operator -=(Type x) {translate(-x, -x);}
//!
void operator -=(const PIPoint<Type> & p) {translate(-p);}
//!
PILine<Type> operator +(const PIPoint<Type> & p) {return translated(p);}
//!
PILine<Type> operator -(const PIPoint<Type> & p) {return translated(-p);}
//!
bool operator ==(const PILine<Type> & r) const {return (p0 == r.p0 && p1 == r.p1);}
//!
bool operator !=(const PILine<Type> & r) const {return (p1 != r.p1 || p1 != r.p1);}
};
template<typename Type>
PICout operator <<(PICout & s, const PILine<Type> & v) {
s.setControl(0, true);