ResInsight/Fwk/VizFwk/LibCore/cvfRect.h

102 lines
3.4 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#pragma once
#include "cvfVector2.h"
namespace cvf {
//==================================================================================================
//
//
//
//==================================================================================================
template <typename T>
class Rect
{
public:
Rect();
Rect(T minX, T minY, T width, T height);
Rect(const Vector2<T>& min, T width, T height);
Rect(const Rect& rect);
Rect& operator=(const Rect& rhs);
Vector2<T> min() const;
Vector2<T> max() const;
T width() const;
T height() const;
Vector2<T> center() const;
void setMin(const Vector2<T>& min);
void setWidth(T width);
void setHeight(T height);
bool isValid() const;
void normalize();
void include(const Vector2<T>& coord);
void include(const Rect& rect);
bool contains(const Vector2<T>& coord) const;
bool intersects(const Rect& rect) const;
void translate(const Vector2<T>& offset);
bool segmentIntersect(const Vec2d& p1, const Vec2d& p2, Vec2d* intersect1, Vec2d* intersect2);
static Rect fromMinMax(const Vector2<T>& min, const Vector2<T>& max);
private:
static bool clipTest(double p, double q, double *u1, double *u2);
private:
Vector2<T> m_minPos; ///< Position of left lower corner
T m_width; ///< Width
T m_height; ///< Height
};
typedef Rect<float> Rectf; ///< A rect with float components
typedef Rect<double> Rectd; ///< A rect with double components
typedef Rect<int> Recti; ///< A rect with integer components
typedef Rect<uint> Rectui; ///< A rect with unsigned integer components
}
#include "cvfRect.inl"