summaryrefslogtreecommitdiffstats
path: root/WebCore/svg/SVGTextContentElement.h
blob: f73d5e491342e07f1a811b4695c1b208715adf54 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/*
    Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
                  2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#ifndef SVGTextContentElement_h
#define SVGTextContentElement_h

#if ENABLE(SVG)
#include "SVGExternalResourcesRequired.h"
#include "SVGLangSpace.h"
#include "SVGStyledElement.h"
#include "SVGTests.h"

namespace WebCore {

    class SVGLength;

    class SVGTextContentElement : public SVGStyledElement,
                                  public SVGTests,
                                  public SVGLangSpace,
                                  public SVGExternalResourcesRequired {
    public:
        enum SVGLengthAdjustType {
            LENGTHADJUST_UNKNOWN            = 0,
            LENGTHADJUST_SPACING            = 1,
            LENGTHADJUST_SPACINGANDGLYPHS   = 2
        };

        SVGTextContentElement(const QualifiedName&, Document*);
        virtual ~SVGTextContentElement();
        
        virtual bool isValid() const { return SVGTests::isValid(); }
        virtual bool isTextContent() const { return true; }

        unsigned getNumberOfChars() const;
        float getComputedTextLength() const;
        float getSubStringLength(unsigned charnum, unsigned nchars, ExceptionCode&) const;
        FloatPoint getStartPositionOfChar(unsigned charnum, ExceptionCode&) const;
        FloatPoint getEndPositionOfChar(unsigned charnum, ExceptionCode&) const;
        FloatRect getExtentOfChar(unsigned charnum, ExceptionCode&) const;
        float getRotationOfChar(unsigned charnum, ExceptionCode&) const;
        int getCharNumAtPosition(const FloatPoint&) const;
        void selectSubString(unsigned charnum, unsigned nchars, ExceptionCode&) const;

        virtual void parseMappedAttribute(Attribute*);
        virtual void synchronizeProperty(const QualifiedName&);

        bool isKnownAttribute(const QualifiedName&);

    private:
        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::textLengthAttr, SVGLength, TextLength, textLength)
        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::lengthAdjustAttr, int, LengthAdjust, lengthAdjust)

        // SVGExternalResourcesRequired
        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::externalResourcesRequiredAttr, bool, ExternalResourcesRequired, externalResourcesRequired) 
    };

} // namespace WebCore

#endif // ENABLE(SVG)
#endif