KHtml

SVGTextContentElement.h
1 /*
2  Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <[email protected]>
3  2004, 2005, 2006, 2008 Rob Buis <[email protected]>
4 
5  This file is part of the KDE project
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 #ifndef SVGTextContentElement_h
24 #define SVGTextContentElement_h
25 
26 #if ENABLE(SVG)
27 #include "SVGExternalResourcesRequired.h"
28 #include "SVGLangSpace.h"
29 #include "SVGStyledElement.h"
30 #include "SVGTests.h"
31 
32 namespace WebCore
33 {
34 class SVGLength;
35 
36 class SVGTextContentElement : public SVGStyledElement,
37  public SVGTests,
38  public SVGLangSpace,
39  public SVGExternalResourcesRequired
40 {
41 public:
42  enum SVGLengthAdjustType {
43  LENGTHADJUST_UNKNOWN = 0,
44  LENGTHADJUST_SPACING = 1,
45  LENGTHADJUST_SPACINGANDGLYPHS = 2
46  };
47 
48  SVGTextContentElement(const QualifiedName &, Document *);
49  virtual ~SVGTextContentElement();
50 
51  bool isValid() const override
52  {
53  return SVGTests::isValid();
54  }
55  bool isTextContent() const override
56  {
57  return true;
58  }
59 
60  long getNumberOfChars() const;
61  float getComputedTextLength() const;
62  float getSubStringLength(long charnum, long nchars, ExceptionCode &) const;
63  FloatPoint getStartPositionOfChar(long charnum, ExceptionCode &) const;
64  FloatPoint getEndPositionOfChar(long charnum, ExceptionCode &) const;
65  FloatRect getExtentOfChar(long charnum, ExceptionCode &) const;
66  float getRotationOfChar(long charnum, ExceptionCode &) const;
67  long getCharNumAtPosition(const FloatPoint &) const;
68  void selectSubString(long charnum, long nchars, ExceptionCode &) const;
69 
70  void parseMappedAttribute(MappedAttribute *) override;
71 
72  bool isKnownAttribute(const QualifiedName &);
73 
74 private:
75  ANIMATED_PROPERTY_FORWARD_DECLARATIONS(SVGExternalResourcesRequired, bool, ExternalResourcesRequired, externalResourcesRequired)
76 
77  ANIMATED_PROPERTY_DECLARATIONS(SVGTextContentElement, SVGLength, SVGLength, TextLength, textLength)
78  ANIMATED_PROPERTY_DECLARATIONS(SVGTextContentElement, int, int, LengthAdjust, lengthAdjust)
79 };
80 
81 } // namespace WebCore
82 
83 #endif // ENABLE(SVG)
84 #endif
bool isValid(QStringView ifopt)
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