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      1 /*
      2  * Copyright (C) 2000 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 2000 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Dirk Mueller (mueller (at) kde.org)
      5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
      6  * Copyright (C) 2006 Graham Dennis (graham.dennis (at) gmail.com)
      7  *
      8  * This library is free software; you can redistribute it and/or
      9  * modify it under the terms of the GNU Library General Public
     10  * License as published by the Free Software Foundation; either
     11  * version 2 of the License, or (at your option) any later version.
     12  *
     13  * This library is distributed in the hope that it will be useful,
     14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16  * Library General Public License for more details.
     17  *
     18  * You should have received a copy of the GNU Library General Public License
     19  * along with this library; see the file COPYING.LIB.  If not, write to
     20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     21  * Boston, MA 02110-1301, USA.
     22  *
     23  */
     24 
     25 #ifndef BorderData_h
     26 #define BorderData_h
     27 
     28 #include "BorderValue.h"
     29 #include "IntSize.h"
     30 #include "NinePieceImage.h"
     31 
     32 namespace WebCore {
     33 
     34 class BorderData {
     35 public:
     36     BorderValue left;
     37     BorderValue right;
     38     BorderValue top;
     39     BorderValue bottom;
     40 
     41     NinePieceImage image;
     42 
     43     IntSize topLeft;
     44     IntSize topRight;
     45     IntSize bottomLeft;
     46     IntSize bottomRight;
     47 
     48     bool hasBorder() const
     49     {
     50         bool haveImage = image.hasImage();
     51         return left.nonZero(!haveImage) || right.nonZero(!haveImage) || top.nonZero(!haveImage) || bottom.nonZero(!haveImage);
     52     }
     53 
     54     bool hasBorderRadius() const
     55     {
     56         if (topLeft.width() > 0)
     57             return true;
     58         if (topRight.width() > 0)
     59             return true;
     60         if (bottomLeft.width() > 0)
     61             return true;
     62         if (bottomRight.width() > 0)
     63             return true;
     64         return false;
     65     }
     66 
     67     unsigned short borderLeftWidth() const
     68     {
     69         if (!image.hasImage() && (left.style() == BNONE || left.style() == BHIDDEN))
     70             return 0;
     71         return left.width;
     72     }
     73 
     74     unsigned short borderRightWidth() const
     75     {
     76         if (!image.hasImage() && (right.style() == BNONE || right.style() == BHIDDEN))
     77             return 0;
     78         return right.width;
     79     }
     80 
     81     unsigned short borderTopWidth() const
     82     {
     83         if (!image.hasImage() && (top.style() == BNONE || top.style() == BHIDDEN))
     84             return 0;
     85         return top.width;
     86     }
     87 
     88     unsigned short borderBottomWidth() const
     89     {
     90         if (!image.hasImage() && (bottom.style() == BNONE || bottom.style() == BHIDDEN))
     91             return 0;
     92         return bottom.width;
     93     }
     94 
     95     bool operator==(const BorderData& o) const
     96     {
     97         return left == o.left && right == o.right && top == o.top && bottom == o.bottom && image == o.image &&
     98                topLeft == o.topLeft && topRight == o.topRight && bottomLeft == o.bottomLeft && bottomRight == o.bottomRight;
     99     }
    100 
    101     bool operator!=(const BorderData& o) const
    102     {
    103         return !(*this == o);
    104     }
    105 };
    106 
    107 } // namespace WebCore
    108 
    109 #endif // BorderData_h
    110