/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * The Original Code is Oracle Corporation code.
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 * The Initial Developer of the Original Code is Oracle Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Stuart Parmenter <pavlov@pavlov.net>
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#ifndef GFX_RECT_H
#define GFX_RECT_H

#include "gfxTypes.h"
#include "gfxPoint.h"

struct THEBES_API gfxRect {
    // pt? point?
    gfxPoint pos;
    gfxSize size;

    gfxRect() {}
    gfxRect(const gfxRect& s) : pos(s.pos), size(s.size) {}
    gfxRect(const gfxPoint& _pos, const gfxSize& _size) : pos(_pos), size(_size) {}
    gfxRect(gfxFloat _x, gfxFloat _y, gfxFloat _width, gfxFloat _height) :
        pos(_x, _y), size(_width, _height) {}

    int operator==(const gfxRect& s) const {
        return (pos == s.pos) && (size == s.size);
    }
    int operator!=(const gfxRect& s) const {
        return (pos != s.pos) || (size != s.size);
    }

    const gfxRect& MoveBy(const gfxPoint& aPt) {
        pos = pos + aPt;
        return *this;
    }
    gfxRect operator+(const gfxPoint& aPt) const {
        return gfxRect(pos + aPt, size);
    }

    const gfxPoint& TopLeft() const { return pos; }
    gfxFloat Width() const { return size.width; }
    gfxFloat Height() const { return size.height; }
    gfxFloat X() const { return pos.x; }
    gfxFloat Y() const { return pos.y; }
    gfxFloat XMost() const { return pos.x + size.width; }
    gfxFloat YMost() const { return pos.y + size.height; }

    PRBool IsEmpty() const { return size.width <= 0 || size.height <= 0; }
    gfxRect Intersect(const gfxRect& aRect) const;
    gfxRect Union(const gfxRect& aRect) const;
    // XXX figure out what methods (intersect, union, etc) we use and add them.
};

#endif /* GFX_RECT_H */
