forked from mirrors/0ad
vladislavbelov
158 lines
3.5 KiB
C++
158 lines
3.5 KiB
C++
/* Copyright (C) 2021 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_SHAPES
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#define INCLUDED_SHAPES
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class CPos;
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class CSize2D;
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/**
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* Rectangle class used for screen rectangles. It's very similar to the MS
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* CRect, but with FLOATS because it's meant to be used with OpenGL which
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* takes float values.
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*/
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class CRect
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{
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public:
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CRect();
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CRect(const CPos &pos);
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CRect(const CSize2D &size);
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CRect(const CPos &upperleft, const CPos &bottomright);
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CRect(const CPos &pos, const CSize2D &size);
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CRect(const float l, const float t, const float r, const float b);
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CRect(const CRect&);
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CRect& operator=(const CRect& a);
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bool operator==(const CRect& a) const;
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bool operator!=(const CRect& a) const;
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CRect operator-() const;
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CRect operator+() const;
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CRect operator+(const CRect& a) const;
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CRect operator+(const CPos& a) const;
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CRect operator+(const CSize2D& a) const;
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CRect operator-(const CRect& a) const;
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CRect operator-(const CPos& a) const;
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CRect operator-(const CSize2D& a) const;
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void operator+=(const CRect& a);
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void operator+=(const CPos& a);
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void operator+=(const CSize2D& a);
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void operator-=(const CRect& a);
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void operator-=(const CPos& a);
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void operator-=(const CSize2D& a);
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/**
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* @return Width of Rectangle
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*/
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float GetWidth() const;
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/**
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* @return Height of Rectangle
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*/
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float GetHeight() const;
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/**
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* Get Size
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*/
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CSize2D GetSize() const;
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/**
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* Get Position equivalent to top/left corner
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*/
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CPos TopLeft() const;
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/**
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* Get Position equivalent to top/right corner
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*/
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CPos TopRight() const;
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/**
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* Get Position equivalent to bottom/left corner
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*/
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CPos BottomLeft() const;
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/**
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* Get Position equivalent to bottom/right corner
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*/
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CPos BottomRight() const;
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/**
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* Get Position equivalent to the center of the rectangle
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*/
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CPos CenterPoint() const;
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/**
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* Evalutates if point is within the rectangle
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* @param point CPos representing point
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* @return true if inside.
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*/
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bool PointInside(const CPos &point) const;
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CRect Scale(float x, float y) const;
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/**
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* Returning CPos representing each corner.
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*/
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public:
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/**
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* Dimensions
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*/
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float left, top, right, bottom;
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};
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/**
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* Made to represent screen positions and delta values.
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* @see CRect
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* @see CSize2D
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*/
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class CPos
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{
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public:
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CPos();
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CPos(const CPos& pos);
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CPos(const CSize2D &pos);
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CPos(const float px, const float py);
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CPos& operator=(const CPos& a);
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bool operator==(const CPos& a) const;
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bool operator!=(const CPos& a) const;
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CPos operator-() const;
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CPos operator+() const;
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CPos operator+(const CPos& a) const;
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CPos operator+(const CSize2D& a) const;
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CPos operator-(const CPos& a) const;
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CPos operator-(const CSize2D& a) const;
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void operator+=(const CPos& a);
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void operator+=(const CSize2D& a);
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void operator-=(const CPos& a);
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void operator-=(const CSize2D& a);
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public:
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/**
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* Position
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*/
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float x, y;
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};
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#endif // INCLUDED_SHAPES
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