src/svg/qsvgtinydocument_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/svg/qsvgtinydocument_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,201 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSVGTINYDOCUMENT_P_H
+#define QSVGTINYDOCUMENT_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 "qsvgstructure_p.h"
+
+#ifndef QT_NO_SVG
+
+#include "QtCore/qrect.h"
+#include "QtCore/qlist.h"
+#include "QtCore/qhash.h"
+#include "QtCore/qdatetime.h"
+#include "QtCore/qxmlstream.h"
+#include "qsvgstyle_p.h"
+#include "qsvgfont_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QPainter;
+class QByteArray;
+class QSvgFont;
+
+class Q_SVG_EXPORT QSvgTinyDocument : public QSvgStructureNode
+{
+public:
+    static QSvgTinyDocument * load(const QString &file);
+    static QSvgTinyDocument * load(const QByteArray &contents);
+    static QSvgTinyDocument * load(QXmlStreamReader *contents);
+public:
+    QSvgTinyDocument();
+    ~QSvgTinyDocument();
+    Type type() const;
+
+    QSize size() const;
+    void setWidth(int len, bool percent);
+    void setHeight(int len, bool percent);
+    int width() const;
+    int height() const;
+    bool widthPercent() const;
+    bool heightPercent() const;
+
+    bool preserveAspectRatio() const;
+
+    QRectF viewBox() const;
+    void setViewBox(const QRectF &rect);
+
+    virtual void draw(QPainter *p, QSvgExtraStates &);//from the QSvgNode
+
+    void draw(QPainter *p);
+    void draw(QPainter *p, const QRectF &bounds);
+    void draw(QPainter *p, const QString &id,
+              const QRectF &bounds=QRectF());
+
+    QMatrix matrixForElement(const QString &id) const;
+    QRectF boundsOnElement(const QString &id) const;
+    bool   elementExists(const QString &id) const;
+
+    void addSvgFont(QSvgFont *);
+    QSvgFont *svgFont(const QString &family) const;
+    void addNamedNode(const QString &id, QSvgNode *node);
+    QSvgNode *namedNode(const QString &id) const;
+    void addNamedStyle(const QString &id, QSvgFillStyleProperty *style);
+    QSvgFillStyleProperty *namedStyle(const QString &id) const;
+
+    void restartAnimation();
+    int currentElapsed() const;
+    bool animated() const;
+    void setAnimated(bool a);
+    int animationDuration() const;
+    int currentFrame() const;
+    void setCurrentFrame(int);
+    void setFramesPerSecond(int num);
+private:
+    void mapSourceToTarget(QPainter *p, const QRectF &targetRect, const QRectF &sourceRect = QRectF());
+private:
+    QSize  m_size;
+    bool   m_widthPercent;
+    bool   m_heightPercent;
+
+    mutable QRectF m_viewBox;
+
+    QHash<QString, QSvgRefCounter<QSvgFont> > m_fonts;
+    QHash<QString, QSvgNode *> m_namedNodes;
+    QHash<QString, QSvgRefCounter<QSvgFillStyleProperty> > m_namedStyles;
+
+    QTime m_time;
+    bool  m_animated;
+    int   m_animationDuration;
+    int   m_fps;
+
+    QSvgExtraStates m_states;
+};
+
+inline QSize QSvgTinyDocument::size() const
+{
+    if (m_size.isEmpty()) {
+        return viewBox().size().toSize();
+    } else {
+        return m_size;
+    }
+}
+
+inline int QSvgTinyDocument::width() const
+{
+    return size().width();
+}
+
+inline int QSvgTinyDocument::height() const
+{
+    return size().height();
+}
+
+inline bool QSvgTinyDocument::widthPercent() const
+{
+    return m_widthPercent;
+}
+
+inline bool QSvgTinyDocument::heightPercent() const
+{
+    return m_heightPercent;
+}
+
+inline QRectF QSvgTinyDocument::viewBox() const
+{
+    if (m_viewBox.isNull()) {
+        m_viewBox = transformedBounds(QTransform());
+    }
+
+    return m_viewBox;
+}
+
+inline bool QSvgTinyDocument::preserveAspectRatio() const
+{
+    return false;
+}
+
+inline int QSvgTinyDocument::currentElapsed() const
+{
+    return m_time.elapsed();
+}
+
+inline int QSvgTinyDocument::animationDuration() const
+{
+    return m_animationDuration;
+}
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_SVG
+#endif // QSVGTINYDOCUMENT_P_H