222 lines
4.3 KiB
C++
222 lines
4.3 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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#include "precompiled.h"
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#include "Rect.h"
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#include "maths/Size2D.h"
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#include "maths/Vector2D.h"
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CRect::CRect() :
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left(0.f), top(0.f), right(0.f), bottom(0.f)
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{
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}
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CRect::CRect(const CRect& rect) :
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left(rect.left), top(rect.top), right(rect.right), bottom(rect.bottom)
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{
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}
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CRect::CRect(const CVector2D& pos) :
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left(pos.X), top(pos.Y), right(pos.X), bottom(pos.Y)
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{
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}
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CRect::CRect(const CSize2D& size) :
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left(0.f), top(0.f), right(size.Width), bottom(size.Height)
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{
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}
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CRect::CRect(const CVector2D& upperleft, const CVector2D& bottomright) :
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left(upperleft.X), top(upperleft.Y), right(bottomright.X), bottom(bottomright.Y)
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{
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}
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CRect::CRect(const CVector2D& pos, const CSize2D& size) :
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left(pos.X), top(pos.Y), right(pos.X + size.Width), bottom(pos.Y + size.Height)
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{
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}
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CRect::CRect(const float l, const float t, const float r, const float b) :
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left(l), top(t), right(r), bottom(b)
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{
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}
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CRect& CRect::operator=(const CRect& a)
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{
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left = a.left;
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top = a.top;
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right = a.right;
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bottom = a.bottom;
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return *this;
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}
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bool CRect::operator==(const CRect &a) const
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{
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return (left == a.left &&
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top == a.top &&
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right == a.right &&
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bottom == a.bottom);
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}
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bool CRect::operator!=(const CRect& a) const
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{
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return !(*this == a);
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}
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CRect CRect::operator-() const
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{
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return CRect(-left, -top, -right, -bottom);
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}
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CRect CRect::operator+() const
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{
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return *this;
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}
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CRect CRect::operator+(const CRect& a) const
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{
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return CRect(left + a.left, top + a.top, right + a.right, bottom + a.bottom);
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}
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CRect CRect::operator+(const CVector2D& a) const
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{
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return CRect(left + a.X, top + a.Y, right + a.X, bottom + a.Y);
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}
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CRect CRect::operator+(const CSize2D& a) const
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{
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return CRect(left + a.Width, top + a.Height, right + a.Width, bottom + a.Height);
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}
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CRect CRect::operator-(const CRect& a) const
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{
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return CRect(left - a.left, top - a.top, right - a.right, bottom - a.bottom);
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}
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CRect CRect::operator-(const CVector2D& a) const
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{
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return CRect(left - a.X, top - a.Y, right - a.X, bottom - a.Y);
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}
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CRect CRect::operator-(const CSize2D& a) const
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{
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return CRect(left - a.Width, top - a.Height, right - a.Width, bottom - a.Height);
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}
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void CRect::operator+=(const CRect& a)
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{
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left += a.left;
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top += a.top;
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right += a.right;
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bottom += a.bottom;
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}
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void CRect::operator+=(const CVector2D& a)
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{
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left += a.X;
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top += a.Y;
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right += a.X;
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bottom += a.Y;
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}
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void CRect::operator+=(const CSize2D& a)
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{
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left += a.Width;
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top += a.Height;
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right += a.Width;
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bottom += a.Height;
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}
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void CRect::operator-=(const CRect& a)
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{
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left -= a.left;
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top -= a.top;
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right -= a.right;
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bottom -= a.bottom;
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}
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void CRect::operator-=(const CVector2D& a)
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{
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left -= a.X;
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top -= a.Y;
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right -= a.X;
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bottom -= a.Y;
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}
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void CRect::operator-=(const CSize2D& a)
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{
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left -= a.Width;
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top -= a.Height;
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right -= a.Width;
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bottom -= a.Height;
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}
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float CRect::GetWidth() const
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{
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return right-left;
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}
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float CRect::GetHeight() const
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{
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return bottom-top;
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}
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CSize2D CRect::GetSize() const
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{
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return CSize2D(right - left, bottom - top);
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}
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CVector2D CRect::TopLeft() const
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{
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return CVector2D(left, top);
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}
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CVector2D CRect::TopRight() const
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{
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return CVector2D(right, top);
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}
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CVector2D CRect::BottomLeft() const
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{
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return CVector2D(left, bottom);
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}
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CVector2D CRect::BottomRight() const
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{
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return CVector2D(right, bottom);
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}
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CVector2D CRect::CenterPoint() const
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{
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return CVector2D((left + right) / 2.f, (top + bottom) / 2.f);
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}
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bool CRect::PointInside(const CVector2D& point) const
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{
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return (point.X >= left &&
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point.X <= right &&
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point.Y >= top &&
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point.Y <= bottom);
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}
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CRect CRect::Scale(float x, float y) const
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{
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return CRect(left * x, top * y, right * x, bottom * y);
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}
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