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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 QtDeclarative 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 QFXPATH_H
+#define QFXPATH_H
+
+#include <QObject>
+#include <QPainterPath>
+#include <qml.h>
+#include <qfxitem.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+class Q_DECLARATIVE_EXPORT QFxPathElement : public QObject
+{
+ Q_OBJECT
+public:
+ QFxPathElement(QObject *parent=0) : QObject(parent) {}
+Q_SIGNALS:
+ void changed();
+};
+QML_DECLARE_TYPE(QFxPathElement);
+
+class Q_DECLARATIVE_EXPORT QFxPathAttribute : public QFxPathElement
+{
+ Q_OBJECT
+
+ Q_PROPERTY(QString name READ name WRITE setName)
+ Q_PROPERTY(qreal value READ value WRITE setValue NOTIFY changed)
+public:
+ QFxPathAttribute(QObject *parent=0) : QFxPathElement(parent), _value(0) {}
+
+
+ QString name() const;
+ void setName(const QString &name);
+
+ qreal value() const;
+ void setValue(qreal value);
+
+private:
+ QString _name;
+ qreal _value;
+};
+QML_DECLARE_TYPE(QFxPathAttribute);
+
+class Q_DECLARATIVE_EXPORT QFxCurve : public QFxPathElement
+{
+ Q_OBJECT
+
+ Q_PROPERTY(int x READ x WRITE setX NOTIFY changed)
+ Q_PROPERTY(int y READ y WRITE setY NOTIFY changed)
+public:
+ QFxCurve(QObject *parent=0) : QFxPathElement(parent), _x(0), _y(0) {}
+
+ int x() const;
+ void setX(int x);
+
+ int y() const;
+ void setY(int y);
+
+ virtual void addToPath(QPainterPath &) {}
+
+private:
+ int _x;
+ int _y;
+};
+QML_DECLARE_TYPE(QFxCurve);
+
+class Q_DECLARATIVE_EXPORT QFxPathLine : public QFxCurve
+{
+ Q_OBJECT
+public:
+ QFxPathLine(QObject *parent=0) : QFxCurve(parent) {}
+
+ void addToPath(QPainterPath &path);
+};
+QML_DECLARE_TYPE(QFxPathLine);
+
+class Q_DECLARATIVE_EXPORT QFxPathQuad : public QFxCurve
+{
+ Q_OBJECT
+
+ Q_PROPERTY(int controlX READ controlX WRITE setControlX NOTIFY changed)
+ Q_PROPERTY(int controlY READ controlY WRITE setControlY NOTIFY changed)
+public:
+ QFxPathQuad(QObject *parent=0) : QFxCurve(parent), _controlX(0), _controlY(0) {}
+
+ int controlX() const;
+ void setControlX(int x);
+
+ int controlY() const;
+ void setControlY(int y);
+
+ void addToPath(QPainterPath &path);
+
+private:
+ int _controlX;
+ int _controlY;
+};
+QML_DECLARE_TYPE(QFxPathQuad);
+
+class Q_DECLARATIVE_EXPORT QFxPathCubic : public QFxCurve
+{
+ Q_OBJECT
+
+ Q_PROPERTY(int control1X READ control1X WRITE setControl1X NOTIFY changed)
+ Q_PROPERTY(int control1Y READ control1Y WRITE setControl1Y NOTIFY changed)
+ Q_PROPERTY(int control2X READ control2X WRITE setControl2X NOTIFY changed)
+ Q_PROPERTY(int control2Y READ control2Y WRITE setControl2Y NOTIFY changed)
+public:
+ QFxPathCubic(QObject *parent=0) : QFxCurve(parent), _control1X(0), _control1Y(0), _control2X(0), _control2Y(0) {}
+
+ int control1X() const;
+ void setControl1X(int x);
+
+ int control1Y() const;
+ void setControl1Y(int y);
+
+ int control2X() const;
+ void setControl2X(int x);
+
+ int control2Y() const;
+ void setControl2Y(int y);
+
+ void addToPath(QPainterPath &path);
+
+private:
+ int _control1X;
+ int _control1Y;
+ int _control2X;
+ int _control2Y;
+};
+QML_DECLARE_TYPE(QFxPathCubic);
+
+class Q_DECLARATIVE_EXPORT QFxPathPercent : public QFxPathElement
+{
+ Q_OBJECT
+ Q_PROPERTY(qreal value READ value WRITE setValue)
+public:
+ QFxPathPercent(QObject *parent=0) : QFxPathElement(parent) {}
+
+ qreal value() const;
+ void setValue(qreal value);
+
+private:
+ qreal _value;
+};
+QML_DECLARE_TYPE(QFxPathPercent);
+
+class QFxPathPrivate;
+class Q_DECLARATIVE_EXPORT QFxPath : public QObject, public QmlParserStatus
+{
+ Q_OBJECT
+
+ Q_INTERFACES(QmlParserStatus);
+ Q_PROPERTY(QList<QFxPathElement *>* pathElements READ pathElements)
+ Q_PROPERTY(int startX READ startX WRITE setStartX)
+ Q_PROPERTY(int startY READ startY WRITE setStartY)
+ Q_CLASSINFO("DefaultProperty", "pathElements")
+ Q_INTERFACES(QmlParserStatus)
+public:
+ QFxPath(QObject *parent=0);
+ ~QFxPath();
+
+ QList<QFxPathElement *>* pathElements();
+
+ int startX() const;
+ void setStartX(int x);
+
+ int startY() const;
+ void setStartY(int y);
+
+ QPainterPath path() const;
+ QStringList attributes() const;
+ qreal attributeAt(const QString &, qreal) const;
+ QPointF pointAt(qreal) const;
+
+Q_SIGNALS:
+ void changed();
+
+protected:
+ virtual void componentComplete();
+ QFxPath(QFxPathPrivate &dd, QObject *parent);
+
+private Q_SLOTS:
+ void processPath();
+
+private:
+ struct AttributePoint {
+ AttributePoint() : percent(0), scale(1), origpercent(0) {}
+ AttributePoint(const AttributePoint &other)
+ : percent(other.percent), scale(other.scale), origpercent(other.origpercent), values(other.values) {}
+ AttributePoint &operator=(const AttributePoint &other) {
+ percent = other.percent; scale = other.scale; origpercent = other.origpercent; values = other.values; return *this;
+ }
+ qreal percent; //massaged percent along the painter path
+ qreal scale;
+ qreal origpercent; //'real' percent along the painter path
+ QHash<QString, qreal> values;
+ };
+
+ void interpolate(int idx, const QString &name, qreal value);
+ void endpoint(const QString &name);
+ void createPointCache() const;
+
+private:
+ Q_DISABLE_COPY(QFxPath)
+ Q_DECLARE_PRIVATE(QFxPath)
+};
+QML_DECLARE_TYPE(QFxPath);
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+#endif // QFXPATH_H
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