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      1 /*
      2  * Copyright (C) 2006 Apple Computer, Inc.
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  *
     19 */
     20 #ifndef HitTestResult_h
     21 #define HitTestResult_h
     22 
     23 #include "IntPoint.h"
     24 #include "TextDirection.h"
     25 #include <wtf/RefPtr.h>
     26 
     27 namespace WebCore {
     28 
     29 class Element;
     30 class Frame;
     31 class Image;
     32 class IntRect;
     33 class KURL;
     34 class Node;
     35 class Scrollbar;
     36 class String;
     37 
     38 class HitTestResult {
     39 public:
     40     HitTestResult(const IntPoint&);
     41     HitTestResult(const HitTestResult&);
     42     ~HitTestResult();
     43     HitTestResult& operator=(const HitTestResult&);
     44 
     45     Node* innerNode() const { return m_innerNode.get(); }
     46     Node* innerNonSharedNode() const { return m_innerNonSharedNode.get(); }
     47     IntPoint point() const { return m_point; }
     48     IntPoint localPoint() const { return m_localPoint; }
     49     Element* URLElement() const { return m_innerURLElement.get(); }
     50     Scrollbar* scrollbar() const { return m_scrollbar.get(); }
     51     bool isOverWidget() const { return m_isOverWidget; }
     52 
     53     void setToNonShadowAncestor();
     54 
     55     void setInnerNode(Node*);
     56     void setInnerNonSharedNode(Node*);
     57     void setPoint(const IntPoint& p) { m_point = p; }
     58     void setLocalPoint(const IntPoint& p) { m_localPoint = p; }
     59     void setURLElement(Element*);
     60     void setScrollbar(Scrollbar*);
     61     void setIsOverWidget(bool b) { m_isOverWidget = b; }
     62 
     63     Frame* targetFrame() const;
     64     bool isSelected() const;
     65     String spellingToolTip(TextDirection&) const;
     66     String replacedString() const;
     67     String title(TextDirection&) const;
     68     String altDisplayString() const;
     69     String titleDisplayString() const;
     70     Image* image() const;
     71     IntRect imageRect() const;
     72     KURL absoluteImageURL() const;
     73     KURL absoluteMediaURL() const;
     74     KURL absoluteLinkURL() const;
     75     String textContent() const;
     76     bool isLiveLink() const;
     77     bool isContentEditable() const;
     78 
     79 private:
     80     RefPtr<Node> m_innerNode;
     81     RefPtr<Node> m_innerNonSharedNode;
     82     IntPoint m_point;
     83     IntPoint m_localPoint; // A point in the local coordinate space of m_innerNonSharedNode's renderer.  Allows us to efficiently
     84                            // determine where inside the renderer we hit on subsequent operations.
     85     RefPtr<Element> m_innerURLElement;
     86     RefPtr<Scrollbar> m_scrollbar;
     87     bool m_isOverWidget; // Returns true if we are over a widget (and not in the border/padding area of a RenderWidget for example).
     88 };
     89 
     90 String displayString(const String&, const Node*);
     91 
     92 } // namespace WebCore
     93 
     94 #endif // HitTestResult_h
     95