summaryrefslogtreecommitdiff
path: root/svgio/inc/svgio/svgreader/svgnode.hxx
blob: cc88b264370ea5380a783b3fdc00f26a8c0f7fed (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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_SVGIO_INC_SVGIO_SVGREADER_SVGNODE_HXX
#define INCLUDED_SVGIO_INC_SVGIO_SVGREADER_SVGNODE_HXX

#include <svgio/svgreader/svgtools.hxx>
#include <svgio/svgreader/svgtoken.hxx>
#include <svgio/svgreader/svgpaint.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <com/sun/star/xml/sax/XAttributeList.hpp>
#include <vector>
#include <boost/unordered_map.hpp>


// predefines
namespace svgio
{
    namespace svgreader
    {
        class SvgNode;
        class SvgDocument;
        class SvgStyleAttributes;
    }
}



namespace svgio
{
    namespace svgreader
    {
        typedef ::std::vector< SvgNode* > SvgNodeVector;
        typedef ::std::vector< const SvgStyleAttributes* > SvgStyleAttributeVector;

        enum XmlSpace
        {
            XmlSpace_notset,
            XmlSpace_default,
            XmlSpace_preserve
        };

        // display property (see SVG 1.1. 11.5), not inheritable
        enum Display // #i121656#
        {
            Display_inline, // the default
            Display_block,
            Display_list_item,
            Display_run_in,
            Display_compact,
            Display_marker,
            Display_table,
            Display_inline_table,
            Display_table_row_group,
            Display_table_header_group,
            Display_table_footer_group,
            Display_table_row,
            Display_table_column_group,
            Display_table_column,
            Display_table_cell,
            Display_table_caption,
            Display_none,
            Display_inherit
        };

        // helper to convert a string associated with a token of type SVGTokenDisplay
        // to the enum Display. Empty trings return the default 'Display_inline' with
        // which members should be initialized
        Display getDisplayFromContent(const rtl::OUString& aContent);

        class SvgNode : private boost::noncopyable, public InfoProvider
        {
        private:
            /// basic data, Type, document we belong to and parent (if not root)
            SVGToken                    maType;
            SvgDocument&                mrDocument;
            const SvgNode*              mpParent;
            const SvgNode*              mpAlternativeParent;

            /// sub hierarchy
            SvgNodeVector               maChildren;

            /// Id svan value
            OUString*              mpId;

            /// Class svan value
            OUString*              mpClass;

            /// XmlSpace value
            XmlSpace                    maXmlSpace;

            /// Display value #i121656#
            Display                     maDisplay;

            /// CSS styles
            SvgStyleAttributeVector     maCssStyleVector;

        protected:
            /// helper to evtl. link to css style
            const SvgStyleAttributes* checkForCssStyle(const rtl::OUString& rClassStr, const SvgStyleAttributes& rOriginal) const;

        public:
            SvgNode(
                SVGToken aType,
                SvgDocument& rDocument,
                SvgNode* pParent);
            virtual ~SvgNode();

            void parseAttributes(const com::sun::star::uno::Reference< com::sun::star::xml::sax::XAttributeList >& xAttribs);
            virtual const SvgStyleAttributes* getSvgStyleAttributes() const;
            virtual void parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent);
            virtual void decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool bReferenced) const;

            /// #i125258# tell if this node is allowed to have a parent style (e.g. defs do not)
            virtual bool supportsParentStyle() const;

            /// basic data read access
            SVGToken getType() const { return maType; }
            const SvgDocument& getDocument() const { return mrDocument; }
            const SvgNode* getParent() const { if(mpAlternativeParent) return mpAlternativeParent; return mpParent; }
            const SvgNodeVector& getChildren() const { return maChildren; }

            /// InfoProvider support for %, em and ex values
            virtual const basegfx::B2DRange getCurrentViewPort() const SAL_OVERRIDE;
            virtual double getCurrentFontSizeInherited() const SAL_OVERRIDE;
            virtual double getCurrentXHeightInherited() const SAL_OVERRIDE;

            double getCurrentFontSize() const;
            double getCurrentXHeight() const;

            /// Id access
            const OUString* getId() const { return mpId; }
            void setId(const OUString* pfId = 0);

            /// Class access
            const OUString* getClass() const { return mpClass; }
            void setClass(const OUString* pfClass = 0);

            /// XmlSpace access
            XmlSpace getXmlSpace() const;
            void setXmlSpace(XmlSpace eXmlSpace = XmlSpace_notset) { maXmlSpace = eXmlSpace; }

            /// Display access #i121656#
            Display getDisplay() const { return maDisplay; }
            void setDisplay(Display eDisplay = Display_inherit) { maDisplay = eDisplay; }

            /// alternative parent
            void setAlternativeParent(const SvgNode* pAlternativeParent = 0) { mpAlternativeParent = pAlternativeParent; }
        };
    } // end of namespace svgreader
} // end of namespace svgio

#endif // INCLUDED_SVGIO_INC_SVGIO_SVGREADER_SVGNODE_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */