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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtSvg module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qsvgstructure_p.h"
#ifndef QT_NO_SVG
#include "qsvgnode_p.h"
#include "qsvgstyle_p.h"
#include "qsvgtinydocument_p.h"
#include "qpainter.h"
#include "qlocale.h"
#include "qdebug.h"
QT_BEGIN_NAMESPACE
QSvgG::QSvgG(QSvgNode *parent)
: QSvgStructureNode(parent)
{
}
QSvgStructureNode::~QSvgStructureNode()
{
qDeleteAll(m_renderers);
}
void QSvgG::draw(QPainter *p, QSvgExtraStates &states)
{
QList<QSvgNode*>::iterator itr = m_renderers.begin();
applyStyle(p, states);
while (itr != m_renderers.end()) {
QSvgNode *node = *itr;
if ((node->isVisible()) && (node->displayMode() != QSvgNode::NoneMode))
node->draw(p, states);
++itr;
}
revertStyle(p, states);
}
QSvgNode::Type QSvgG::type() const
{
return G;
}
QSvgStructureNode::QSvgStructureNode(QSvgNode *parent)
:QSvgNode(parent)
{
}
QSvgNode * QSvgStructureNode::scopeNode(const QString &id) const
{
QSvgTinyDocument *doc = document();
return doc ? doc->namedNode(id) : 0;
}
void QSvgStructureNode::addChild(QSvgNode *child, const QString &id)
{
m_renderers.append(child);
if (id.isEmpty())
return; //we can't add it to scope without id
QSvgTinyDocument *doc = document();
if (doc)
doc->addNamedNode(id, child);
}
QSvgDefs::QSvgDefs(QSvgNode *parent)
: QSvgStructureNode(parent)
{
}
void QSvgDefs::draw(QPainter *, QSvgExtraStates &)
{
//noop
}
QSvgNode::Type QSvgDefs::type() const
{
return DEFS;
}
/*
Below is a lookup function based on the gperf output using the following set:
http://www.w3.org/Graphics/SVG/feature/1.2/#SVG
http://www.w3.org/Graphics/SVG/feature/1.2/#SVG-static
http://www.w3.org/Graphics/SVG/feature/1.2/#CoreAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#Structure
http://www.w3.org/Graphics/SVG/feature/1.2/#ConditionalProcessing
http://www.w3.org/Graphics/SVG/feature/1.2/#ConditionalProcessingAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#Image
http://www.w3.org/Graphics/SVG/feature/1.2/#Prefetch
http://www.w3.org/Graphics/SVG/feature/1.2/#Shape
http://www.w3.org/Graphics/SVG/feature/1.2/#Text
http://www.w3.org/Graphics/SVG/feature/1.2/#PaintAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#OpacityAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#GraphicsAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#Gradient
http://www.w3.org/Graphics/SVG/feature/1.2/#SolidColor
http://www.w3.org/Graphics/SVG/feature/1.2/#XlinkAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#ExternalResourcesRequiredAttribute
http://www.w3.org/Graphics/SVG/feature/1.2/#Font
http://www.w3.org/Graphics/SVG/feature/1.2/#Hyperlinking
http://www.w3.org/Graphics/SVG/feature/1.2/#Extensibility
*/
// ----- begin of generated code -----
/* C code produced by gperf version 3.0.2 */
/* Command-line: gperf -c -L c svg */
/* Computed positions: -k'45-46' */
#if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
&& ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
&& (')' == 41) && ('*' == 42) && ('+' == 43) && (',' == 44) \
&& ('-' == 45) && ('.' == 46) && ('/' == 47) && ('0' == 48) \
&& ('1' == 49) && ('2' == 50) && ('3' == 51) && ('4' == 52) \
&& ('5' == 53) && ('6' == 54) && ('7' == 55) && ('8' == 56) \
&& ('9' == 57) && (':' == 58) && (';' == 59) && ('<' == 60) \
&& ('=' == 61) && ('>' == 62) && ('?' == 63) && ('A' == 65) \
&& ('B' == 66) && ('C' == 67) && ('D' == 68) && ('E' == 69) \
&& ('F' == 70) && ('G' == 71) && ('H' == 72) && ('I' == 73) \
&& ('J' == 74) && ('K' == 75) && ('L' == 76) && ('M' == 77) \
&& ('N' == 78) && ('O' == 79) && ('P' == 80) && ('Q' == 81) \
&& ('R' == 82) && ('S' == 83) && ('T' == 84) && ('U' == 85) \
&& ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \
&& ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \
&& ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \
&& ('c' == 99) && ('d' == 100) && ('e' == 101) && ('f' == 102) \
&& ('g' == 103) && ('h' == 104) && ('i' == 105) && ('j' == 106) \
&& ('k' == 107) && ('l' == 108) && ('m' == 109) && ('n' == 110) \
&& ('o' == 111) && ('p' == 112) && ('q' == 113) && ('r' == 114) \
&& ('s' == 115) && ('t' == 116) && ('u' == 117) && ('v' == 118) \
&& ('w' == 119) && ('x' == 120) && ('y' == 121) && ('z' == 122) \
&& ('{' == 123) && ('|' == 124) && ('}' == 125) && ('~' == 126))
/* The character set is not based on ISO-646. */
#error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gnu-gperf@gnu.org>."
#endif
enum {
TOTAL_KEYWORDS = 20,
MIN_WORD_LENGTH = 47,
MAX_WORD_LENGTH = 78,
MIN_HASH_VALUE = 48,
MAX_HASH_VALUE = 88
};
/* maximum key range = 41, duplicates = 0 */
inline static bool isSupportedSvgFeature(const QString &str)
{
static const unsigned char asso_values[] = {
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 0, 89, 5,
15, 5, 0, 10, 89, 89, 89, 89, 89, 0,
15, 89, 89, 0, 0, 89, 5, 89, 0, 89,
89, 89, 89, 89, 89, 89, 89, 0, 89, 89,
89, 0, 89, 89, 0, 89, 89, 89, 0, 5,
89, 0, 0, 89, 5, 89, 0, 89, 89, 89,
5, 0, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89, 89, 89, 89, 89,
89, 89, 89, 89, 89, 89
};
static const char * wordlist[] = {
"", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "",
"", "", "",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Text",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Shape",
"", "",
"http://www.w3.org/Graphics/SVG/feature/1.2/#SVG",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Structure",
"http://www.w3.org/Graphics/SVG/feature/1.2/#SolidColor",
"",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Hyperlinking",
"http://www.w3.org/Graphics/SVG/feature/1.2/#CoreAttribute",
"http://www.w3.org/Graphics/SVG/feature/1.2/#XlinkAttribute",
"http://www.w3.org/Graphics/SVG/feature/1.2/#SVG-static",
"http://www.w3.org/Graphics/SVG/feature/1.2/#OpacityAttribute",
"",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Gradient",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Font",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Image",
"http://www.w3.org/Graphics/SVG/feature/1.2/#ConditionalProcessing",
"",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Extensibility",
"", "", "",
"http://www.w3.org/Graphics/SVG/feature/1.2/#GraphicsAttribute",
"http://www.w3.org/Graphics/SVG/feature/1.2/#Prefetch",
"http://www.w3.org/Graphics/SVG/feature/1.2/#PaintAttribute",
"http://www.w3.org/Graphics/SVG/feature/1.2/#ConditionalProcessingAttribute",
"", "", "", "", "", "", "", "", "",
"", "", "", "",
"http://www.w3.org/Graphics/SVG/feature/1.2/#ExternalResourcesRequiredAttribute"
};
if (str.length() <= MAX_WORD_LENGTH && str.length() >= MIN_WORD_LENGTH) {
const int key = str.length()
+ asso_values[str.at(45).unicode()]
+ asso_values[str.at(44).unicode()];
if (key <= MAX_HASH_VALUE && key >= 0)
return str == QLatin1String(wordlist[key]);
}
return false;
}
// ----- end of generated code -----
static inline bool isSupportedSvgExtension(const QString &)
{
return false;
}
QSvgSwitch::QSvgSwitch(QSvgNode *parent)
: QSvgStructureNode(parent)
{
init();
}
void QSvgSwitch::draw(QPainter *p, QSvgExtraStates &states)
{
QList<QSvgNode*>::iterator itr = m_renderers.begin();
applyStyle(p, states);
while (itr != m_renderers.end()) {
QSvgNode *node = *itr;
if (node->isVisible() && (node->displayMode() != QSvgNode::NoneMode)) {
const QStringList &features = node->requiredFeatures();
const QStringList &extensions = node->requiredExtensions();
const QStringList &languages = node->requiredLanguages();
const QStringList &formats = node->requiredFormats();
const QStringList &fonts = node->requiredFonts();
bool okToRender = true;
if (!features.isEmpty()) {
QStringList::const_iterator sitr = features.constBegin();
for (; sitr != features.constEnd(); ++sitr) {
if (!isSupportedSvgFeature(*sitr)) {
okToRender = false;
break;
}
}
}
if (okToRender && !extensions.isEmpty()) {
QStringList::const_iterator sitr = extensions.constBegin();
for (; sitr != extensions.constEnd(); ++sitr) {
if (!isSupportedSvgExtension(*sitr)) {
okToRender = false;
break;
}
}
}
if (okToRender && !languages.isEmpty()) {
QStringList::const_iterator sitr = languages.constBegin();
okToRender = false;
for (; sitr != languages.constEnd(); ++sitr) {
if ((*sitr).startsWith(m_systemLanguagePrefix)) {
okToRender = true;
break;
}
}
}
if (okToRender && !formats.isEmpty()) {
okToRender = false;
}
if (okToRender && !fonts.isEmpty()) {
okToRender = false;
}
if (okToRender) {
node->draw(p, states);
break;
}
}
++itr;
}
revertStyle(p, states);
}
QSvgNode::Type QSvgSwitch::type() const
{
return SWITCH;
}
void QSvgSwitch::init()
{
QLocale locale;
m_systemLanguage = locale.name().replace(QLatin1Char('_'), QLatin1Char('-'));
int idx = m_systemLanguage.indexOf(QLatin1Char('-'));
m_systemLanguagePrefix = m_systemLanguage.mid(0, idx);
}
QRectF QSvgStructureNode::bounds(QPainter *p, QSvgExtraStates &states) const
{
QRectF bounds;
foreach(QSvgNode *node, m_renderers)
bounds |= node->transformedBounds(p, states);
return bounds;
}
QSvgNode * QSvgStructureNode::previousSiblingNode(QSvgNode *n) const
{
QSvgNode *prev = 0;
QList<QSvgNode*>::const_iterator itr = m_renderers.constBegin();
for (; itr != m_renderers.constEnd(); ++itr) {
QSvgNode *node = *itr;
if (node == n)
return prev;
prev = node;
}
return prev;
}
QT_END_NAMESPACE
#endif // QT_NO_SVG
|