source: trunk/src/svg/qsvghandler_p.h@ 428

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information ([email protected])
**
** This file is part of the QtSvg module of the Qt Toolkit.
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#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;