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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtSvg module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSVGHANDLER_P_H
+#define QSVGHANDLER_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists purely as an
+// implementation detail. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "QtXml/qxmlstream.h"
+
+#ifndef QT_NO_SVG
+
+#include "QtCore/qhash.h"
+#include "QtCore/qstack.h"
+#include "qsvgstyle_p.h"
+#include "private/qcssparser_p.h"
+#include "private/qsvggraphics_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QSvgNode;
+class QSvgTinyDocument;
+class QSvgHandler;
+class QColor;
+class QSvgStyleSelector;
+class QXmlStreamReader;
+
+struct QSvgCssAttribute
+{
+ QXmlStreamStringRef name;
+ QXmlStreamStringRef value;
+};
+
+class QSvgHandler
+{
+public:
+ enum LengthType {
+ LT_PERCENT,
+ LT_PX,
+ LT_PC,
+ LT_PT,
+ LT_MM,
+ LT_CM,
+ LT_IN,
+ LT_OTHER
+ };
+
+public:
+ QSvgHandler(QIODevice *device);
+ QSvgHandler(const QByteArray &data);
+ QSvgHandler(QXmlStreamReader *const data);
+ ~QSvgHandler();
+
+ QSvgTinyDocument *document() const;
+
+ inline bool ok() const {
+ return document() != 0 && !xml->hasError();
+ }
+
+ inline QString errorString() const { return xml->errorString(); }
+ inline int lineNumber() const { return xml->lineNumber(); }
+
+ void setDefaultCoordinateSystem(LengthType type);
+ LengthType defaultCoordinateSystem() const;
+
+ void pushColor(const QColor &color);
+ QColor currentColor() const;
+
+ void setInStyle(bool b);
+ bool inStyle() const;
+
+ QSvgStyleSelector *selector() const;
+
+ void setAnimPeriod(int start, int end);
+ int animationDuration() const;
+
+ void parseCSStoXMLAttrs(QString css, QVector<QSvgCssAttribute> *attributes);
+
+ inline QPen defaultPen() const
+ { return m_defaultPen; }
+
+public:
+ bool startElement(const QString &localName, const QXmlStreamAttributes &attributes);
+ bool endElement(const QStringRef &localName);
+ bool characters(const QStringRef &str);
+ bool processingInstruction(const QString &target, const QString &data);
+
+private:
+ void init();
+
+ QSvgTinyDocument *m_doc;
+ QStack<QSvgNode*> m_nodes;
+
+ QList<QSvgNode*> m_resolveNodes;
+
+ enum CurrentNode
+ {
+ Unknown,
+ Graphics,
+ Style
+ };
+ QStack<CurrentNode> m_skipNodes;
+
+ /*!
+ Follows the depths of elements. The top is current xml:space
+ value that applies for a given element.
+ */
+ QStack<QSvgText::WhitespaceMode> m_whitespaceMode;
+
+ QSvgRefCounter<QSvgStyleProperty> m_style;
+
+ LengthType m_defaultCoords;
+
+ QStack<QColor> m_colorStack;
+ QStack<int> m_colorTagCount;
+
+ bool m_inStyle;
+
+ QSvgStyleSelector *m_selector;
+
+ int m_animEnd;
+
+ QXmlStreamReader *const xml;
+ QCss::Parser m_cssParser;
+ void parse();
+
+ QPen m_defaultPen;
+ /**
+ * Whether we own the variable xml, and hence whether
+ * we need to delete it.
+ */
+ const bool m_ownsReader;
+};
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_SVG
+#endif // QSVGHANDLER_P_H