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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  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 
     24 #ifndef NinePieceImage_h
     25 #define NinePieceImage_h
     26 
     27 #include "LengthBox.h"
     28 #include "StyleImage.h"
     29 
     30 namespace WebCore {
     31 
     32 enum ENinePieceImageRule {
     33     StretchImageRule, RoundImageRule, RepeatImageRule
     34 };
     35 
     36 class NinePieceImage {
     37 public:
     38     NinePieceImage()
     39         : m_image(0)
     40         , m_horizontalRule(StretchImageRule)
     41         , m_verticalRule(StretchImageRule)
     42     {
     43     }
     44 
     45     NinePieceImage(StyleImage* image, LengthBox slices, ENinePieceImageRule h, ENinePieceImageRule v)
     46       : m_image(image)
     47       , m_slices(slices)
     48       , m_horizontalRule(h)
     49       , m_verticalRule(v)
     50     {
     51     }
     52 
     53     bool operator==(const NinePieceImage& o) const;
     54     bool operator!=(const NinePieceImage& o) const { return !(*this == o); }
     55 
     56     bool hasImage() const { return m_image != 0; }
     57     StyleImage* image() const { return m_image.get(); }
     58     void setImage(StyleImage* image) { m_image = image; }
     59 
     60     const LengthBox& slices() const { return m_slices; }
     61     void setSlices(const LengthBox& l) { m_slices = l; }
     62 
     63     ENinePieceImageRule horizontalRule() const { return static_cast<ENinePieceImageRule>(m_horizontalRule); }
     64     void setHorizontalRule(ENinePieceImageRule rule) { m_horizontalRule = rule; }
     65 
     66     ENinePieceImageRule verticalRule() const { return static_cast<ENinePieceImageRule>(m_verticalRule); }
     67     void setVerticalRule(ENinePieceImageRule rule) { m_verticalRule = rule; }
     68 
     69 private:
     70     RefPtr<StyleImage> m_image;
     71     LengthBox m_slices;
     72     unsigned m_horizontalRule : 2; // ENinePieceImageRule
     73     unsigned m_verticalRule : 2; // ENinePieceImageRule
     74 };
     75 
     76 } // namespace WebCore
     77 
     78 #endif // NinePieceImage_h
     79