michael@0: /*  GRAPHITE2 LICENSING
michael@0: 
michael@0:     Copyright 2010, SIL International
michael@0:     All rights reserved.
michael@0: 
michael@0:     This library is free software; you can redistribute it and/or modify
michael@0:     it under the terms of the GNU Lesser General Public License as published
michael@0:     by the Free Software Foundation; either version 2.1 of License, or
michael@0:     (at your option) any later version.
michael@0: 
michael@0:     This program is distributed in the hope that it will be useful,
michael@0:     but WITHOUT ANY WARRANTY; without even the implied warranty of
michael@0:     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
michael@0:     Lesser General Public License for more details.
michael@0: 
michael@0:     You should also have received a copy of the GNU Lesser General Public
michael@0:     License along with this library in the file named "LICENSE".
michael@0:     If not, write to the Free Software Foundation, 51 Franklin Street, 
michael@0:     Suite 500, Boston, MA 02110-1335, USA or visit their web page on the 
michael@0:     internet at http://www.fsf.org/licenses/lgpl.html.
michael@0: 
michael@0: Alternatively, the contents of this file may be used under the terms of the
michael@0: Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
michael@0: License, as published by the Free Software Foundation, either version 2
michael@0: of the License or (at your option) any later version.
michael@0: */
michael@0: #pragma once
michael@0: 
michael@0: namespace graphite2 {
michael@0: 
michael@0: class Position
michael@0: {
michael@0: public:
michael@0:     Position() : x(0), y(0) { }
michael@0:     Position(const float inx, const float iny) : x(inx), y(iny) {}
michael@0:     Position operator + (const Position& a) const { return Position(x + a.x, y + a.y); }
michael@0:     Position operator - (const Position& a) const { return Position(x - a.x, y - a.y); }
michael@0:     Position operator * (const float m) const { return Position(x * m, y * m); }
michael@0:     Position &operator += (const Position &a) { x += a.x; y += a.y; return *this; }
michael@0:     Position &operator *= (const float m) { x *= m; y *= m; return *this; }
michael@0: 
michael@0:     float x;
michael@0:     float y;
michael@0: };
michael@0: 
michael@0: class Rect
michael@0: {
michael@0: public :
michael@0:     Rect() {}
michael@0:     Rect(const Position& botLeft, const Position& topRight): bl(botLeft), tr(topRight) {}
michael@0:     Rect widen(const Rect& other) { return Rect(Position(bl.x > other.bl.x ? other.bl.x : bl.x, bl.y > other.bl.y ? other.bl.y : bl.y), Position(tr.x > other.tr.x ? tr.x : other.tr.x, tr.y > other.tr.y ? tr.y : other.tr.y)); }
michael@0:     Rect operator + (const Position &a) const { return Rect(Position(bl.x + a.x, bl.y + a.y), Position(tr.x + a.x, tr.y + a.y)); }
michael@0:     Rect operator * (float m) const { return Rect(Position(bl.x, bl.y) * m, Position(tr.x, tr.y) * m); }
michael@0: 
michael@0:     Position bl;
michael@0:     Position tr;
michael@0: };
michael@0: 
michael@0: } // namespace graphite2