diff options
Diffstat (limited to 'src/declarative/fx/qmlgraphicspath_p.h')
| -rw-r--r-- | src/declarative/fx/qmlgraphicspath_p.h | 234 |
1 files changed, 207 insertions, 27 deletions
diff --git a/src/declarative/fx/qmlgraphicspath_p.h b/src/declarative/fx/qmlgraphicspath_p.h index 7c0e1ea..db6c84f 100644 --- a/src/declarative/fx/qmlgraphicspath_p.h +++ b/src/declarative/fx/qmlgraphicspath_p.h @@ -39,41 +39,221 @@ ** ****************************************************************************/ -#ifndef QMLGRAPHICSPATH_P_H -#define QMLGRAPHICSPATH_P_H +#ifndef QMLGRAPHICSPATH_H +#define QMLGRAPHICSPATH_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 <QtCore/QObject> +#include <QtGui/QPainterPath> +#include <QtDeclarative/qml.h> +#include <QtDeclarative/qmlgraphicsitem.h> -#include "private/qobject_p.h" -#include "qmlgraphicspath.h" -#include "qml.h" +QT_BEGIN_HEADER QT_BEGIN_NAMESPACE -class QmlGraphicsPathPrivate : public QObjectPrivate + +QT_MODULE(Declarative) +class Q_DECLARATIVE_EXPORT QmlGraphicsPathElement : public QObject +{ + Q_OBJECT +public: + QmlGraphicsPathElement(QObject *parent=0) : QObject(parent) {} +Q_SIGNALS: + void changed(); +}; + +class Q_DECLARATIVE_EXPORT QmlGraphicsPathAttribute : public QmlGraphicsPathElement +{ + Q_OBJECT + + Q_PROPERTY(QString name READ name WRITE setName) + Q_PROPERTY(qreal value READ value WRITE setValue NOTIFY changed) +public: + QmlGraphicsPathAttribute(QObject *parent=0) : QmlGraphicsPathElement(parent), _value(0) {} + + + QString name() const; + void setName(const QString &name); + + qreal value() const; + void setValue(qreal value); + +private: + QString _name; + qreal _value; +}; + +class Q_DECLARATIVE_EXPORT QmlGraphicsCurve : public QmlGraphicsPathElement +{ + Q_OBJECT + + Q_PROPERTY(qreal x READ x WRITE setX NOTIFY changed) + Q_PROPERTY(qreal y READ y WRITE setY NOTIFY changed) +public: + QmlGraphicsCurve(QObject *parent=0) : QmlGraphicsPathElement(parent), _x(0), _y(0) {} + + qreal x() const; + void setX(qreal x); + + qreal y() const; + void setY(qreal y); + + virtual void addToPath(QPainterPath &) {} + +private: + qreal _x; + qreal _y; +}; + +class Q_DECLARATIVE_EXPORT QmlGraphicsPathLine : public QmlGraphicsCurve { - Q_DECLARE_PUBLIC(QmlGraphicsPath) + Q_OBJECT +public: + QmlGraphicsPathLine(QObject *parent=0) : QmlGraphicsCurve(parent) {} + + void addToPath(QPainterPath &path); +}; +class Q_DECLARATIVE_EXPORT QmlGraphicsPathQuad : public QmlGraphicsCurve +{ + Q_OBJECT + + Q_PROPERTY(qreal controlX READ controlX WRITE setControlX NOTIFY changed) + Q_PROPERTY(qreal controlY READ controlY WRITE setControlY NOTIFY changed) public: - QmlGraphicsPathPrivate() : startX(0), startY(0) { } - - QPainterPath _path; - QList<QmlGraphicsPathElement*> _pathElements; - mutable QVector<QPointF> _pointCache; - QList<QmlGraphicsPath::AttributePoint> _attributePoints; - QStringList _attributes; - int startX; - int startY; + QmlGraphicsPathQuad(QObject *parent=0) : QmlGraphicsCurve(parent), _controlX(0), _controlY(0) {} + + qreal controlX() const; + void setControlX(qreal x); + + qreal controlY() const; + void setControlY(qreal y); + + void addToPath(QPainterPath &path); + +private: + qreal _controlX; + qreal _controlY; +}; + +class Q_DECLARATIVE_EXPORT QmlGraphicsPathCubic : public QmlGraphicsCurve +{ + Q_OBJECT + + Q_PROPERTY(qreal control1X READ control1X WRITE setControl1X NOTIFY changed) + Q_PROPERTY(qreal control1Y READ control1Y WRITE setControl1Y NOTIFY changed) + Q_PROPERTY(qreal control2X READ control2X WRITE setControl2X NOTIFY changed) + Q_PROPERTY(qreal control2Y READ control2Y WRITE setControl2Y NOTIFY changed) +public: + QmlGraphicsPathCubic(QObject *parent=0) : QmlGraphicsCurve(parent), _control1X(0), _control1Y(0), _control2X(0), _control2Y(0) {} + + qreal control1X() const; + void setControl1X(qreal x); + + qreal control1Y() const; + void setControl1Y(qreal y); + + qreal control2X() const; + void setControl2X(qreal x); + + qreal control2Y() const; + void setControl2Y(qreal y); + + void addToPath(QPainterPath &path); + +private: + int _control1X; + int _control1Y; + int _control2X; + int _control2Y; +}; + +class Q_DECLARATIVE_EXPORT QmlGraphicsPathPercent : public QmlGraphicsPathElement +{ + Q_OBJECT + Q_PROPERTY(qreal value READ value WRITE setValue) +public: + QmlGraphicsPathPercent(QObject *parent=0) : QmlGraphicsPathElement(parent) {} + + qreal value() const; + void setValue(qreal value); + +private: + qreal _value; +}; + +class QmlGraphicsPathPrivate; +class Q_DECLARATIVE_EXPORT QmlGraphicsPath : public QObject, public QmlParserStatus +{ + Q_OBJECT + + Q_INTERFACES(QmlParserStatus) + Q_PROPERTY(QList<QmlGraphicsPathElement *>* pathElements READ pathElements) + Q_PROPERTY(qreal startX READ startX WRITE setStartX) + Q_PROPERTY(qreal startY READ startY WRITE setStartY) + Q_CLASSINFO("DefaultProperty", "pathElements") + Q_INTERFACES(QmlParserStatus) +public: + QmlGraphicsPath(QObject *parent=0); + ~QmlGraphicsPath(); + + QList<QmlGraphicsPathElement *>* pathElements(); + + qreal startX() const; + void setStartX(qreal x); + + qreal startY() const; + void setStartY(qreal 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(); + QmlGraphicsPath(QmlGraphicsPathPrivate &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(QmlGraphicsPath) + Q_DECLARE_PRIVATE(QmlGraphicsPath) }; QT_END_NAMESPACE -#endif + +QML_DECLARE_TYPE(QmlGraphicsPathElement) +QML_DECLARE_TYPE(QmlGraphicsPathAttribute) +QML_DECLARE_TYPE(QmlGraphicsCurve) +QML_DECLARE_TYPE(QmlGraphicsPathLine) +QML_DECLARE_TYPE(QmlGraphicsPathQuad) +QML_DECLARE_TYPE(QmlGraphicsPathCubic) +QML_DECLARE_TYPE(QmlGraphicsPathPercent) +QML_DECLARE_TYPE(QmlGraphicsPath) + +QT_END_HEADER + +#endif // QMLGRAPHICSPATH_H |