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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/* -*- 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 .
*/
#include <svgio/svgreader/svgusenode.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <svgio/svgreader/svgdocument.hxx>
namespace svgio
{
namespace svgreader
{
SvgUseNode::SvgUseNode(
SvgDocument& rDocument,
SvgNode* pParent)
: SvgNode(SVGTokenG, rDocument, pParent),
maSvgStyleAttributes(*this),
mpaTransform(nullptr),
maX(),
maY(),
maWidth(),
maHeight(),
maXLink()
{
}
SvgUseNode::~SvgUseNode()
{
delete mpaTransform;
}
const SvgStyleAttributes* SvgUseNode::getSvgStyleAttributes() const
{
return checkForCssStyle("use", maSvgStyleAttributes);
}
void SvgUseNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
{
// call parent
SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
// read style attributes
maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent, false);
// parse own
switch(aSVGToken)
{
case SVGTokenStyle:
{
readLocalCssStyle(aContent);
break;
}
case SVGTokenTransform:
{
const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
if(!aMatrix.isIdentity())
{
setTransform(&aMatrix);
}
break;
}
case SVGTokenX:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
setX(aNum);
}
break;
}
case SVGTokenY:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
setY(aNum);
}
break;
}
case SVGTokenWidth:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
if(aNum.isPositive())
{
setWidth(aNum);
}
}
break;
}
case SVGTokenHeight:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
if(aNum.isPositive())
{
setHeight(aNum);
}
}
break;
}
case SVGTokenXlinkHref:
{
const sal_Int32 nLen(aContent.getLength());
if(nLen && '#' == aContent[0])
{
maXLink = aContent.copy(1);
}
break;
}
default:
{
break;
}
}
}
void SvgUseNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const
{
// try to access link to content
const SvgNode* mpXLink = getDocument().findSvgNodeById(maXLink);
if(mpXLink && Display_none != mpXLink->getDisplay())
{
// decompose children
drawinglayer::primitive2d::Primitive2DContainer aNewTarget;
// todo: in case mpXLink is a SVGTokenSvg or SVGTokenSymbol the
// SVG docs want the getWidth() and getHeight() from this node
// to be valid for the subtree.
const_cast< SvgNode* >(mpXLink)->setAlternativeParent(this);
mpXLink->decomposeSvgNode(aNewTarget, true);
const_cast< SvgNode* >(mpXLink)->setAlternativeParent();
if(!aNewTarget.empty())
{
basegfx::B2DHomMatrix aTransform;
if(getX().isSet() || getY().isSet())
{
aTransform.translate(
getX().solve(*this, xcoordinate),
getY().solve(*this, ycoordinate));
}
if(getTransform())
{
aTransform = *getTransform() * aTransform;
}
if(!aTransform.isIdentity())
{
const drawinglayer::primitive2d::Primitive2DReference xRef(
new drawinglayer::primitive2d::TransformPrimitive2D(
aTransform,
aNewTarget));
rTarget.push_back(xRef);
}
else
{
rTarget.append(aNewTarget);
}
}
}
}
} // end of namespace svgreader
} // end of namespace svgio
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|