1 /*

     2     This file is part of the KDE libraries

     3 

     4     Copyright (C) 2005, 2006 Apple Computer, Inc.

     5 

     6     This library is free software; you can redistribute it and/or

     7     modify it under the terms of the GNU Library General Public

     8     License as published by the Free Software Foundation; either

     9     version 2 of the License, or (at your option) any later version.

    10 

    11     This library is distributed in the hope that it will be useful,

    12     but WITHOUT ANY WARRANTY; without even the implied warranty of

    13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    14     Library General Public License for more details.

    15 

    16     You should have received a copy of the GNU Library General Public License

    17     along with this library; see the file COPYING.LIB.  If not, write to

    18     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    19     Boston, MA 02110-1301, USA.

    20 

    21 

    22     Some useful definitions needed for laying out elements

    23 */

    24 

    25 #ifndef GapRects_h

    26 #define GapRects_h

    27 

    28 #include "IntRect.h"

    29 

    30 namespace WebCore {

    31 

    32     struct GapRects {

    33         const IntRect& left() const { return m_left; }

    34         const IntRect& center() const { return m_center; }

    35         const IntRect& right() const { return m_right; }

    36         

    37         void uniteLeft(const IntRect& r) { m_left.unite(r); }

    38         void uniteCenter(const IntRect& r) { m_center.unite(r); }

    39         void uniteRight(const IntRect& r) { m_right.unite(r); }

    40         void unite(const GapRects& o) { uniteLeft(o.left()); uniteCenter(o.center()); uniteRight(o.right()); }

    41 

    42         operator IntRect() const

    43         {

    44             IntRect result = m_left;

    45             result.unite(m_center);

    46             result.unite(m_right);

    47             return result;

    48         }

    49 

    50         bool operator==(const GapRects& other)

    51         {

    52             return m_left == other.left() && m_center == other.center() && m_right == other.right();

    53         }

    54         bool operator!=(const GapRects& other) { return !(*this == other); }

    55 

    56     private:

    57         IntRect m_left;

    58         IntRect m_center;

    59         IntRect m_right;

    60     };

    61 

    62 } // namespace WebCore

    63 

    64 #endif // GapRects_h