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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDECLARATIVEPOLYLINEMAPITEM
#define QDECLARATIVEPOLYLINEMAPITEM
#include "qdeclarativegeomapitembase_p.h"
#include <QSGGeometryNode>
#include <QSGFlatColorMaterial>
QT_BEGIN_NAMESPACE
class MapPolylineNode;
class QDeclarativeMapLineProperties : public QObject
{
Q_OBJECT
Q_PROPERTY(qreal width READ width WRITE setWidth NOTIFY widthChanged)
Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
public:
explicit QDeclarativeMapLineProperties(QObject *parent = 0);
QColor color() const;
void setColor(const QColor &color);
qreal width() const;
void setWidth(qreal width);
Q_SIGNALS:
void widthChanged(qreal width);
void colorChanged(const QColor &color);
private:
qreal width_;
QColor color_;
};
class QDeclarativePolylineMapItem : public QDeclarativeGeoMapItemBase
{
Q_OBJECT
Q_PROPERTY(QDeclarativeListProperty<QDeclarativeCoordinate> path READ declarativePath NOTIFY pathChanged)
Q_PROPERTY(QDeclarativeMapLineProperties *line READ line CONSTANT)
public:
QDeclarativePolylineMapItem(QQuickItem *parent = 0);
~QDeclarativePolylineMapItem();
static void updatePolyline(QPolygonF& points, const QGeoMap& map,
const QList<QGeoCoordinate> &path,
qreal& w, qreal& h, qreal strokeW,
QPainterPath &outline, QPointF &offset);
virtual void setMap(QDeclarativeGeoMap* quickMap, QGeoMap *map);
//from QuickItem
virtual QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
Q_INVOKABLE void addCoordinate(QDeclarativeCoordinate* coordinate);
Q_INVOKABLE void removeCoordinate(QDeclarativeCoordinate* coordinate);
QDeclarativeListProperty<QDeclarativeCoordinate> declarativePath();
bool contains(QPointF point);
QDeclarativeMapLineProperties *line();
Q_SIGNALS:
void pathChanged();
protected Q_SLOTS:
virtual void updateMapItem();
void updateAfterLinePropertiesChanged();
void updateAfterCoordinateChanged();
private Q_SLOTS:
// map size changed
void handleCameraDataChanged(const QGeoCameraData& cameraData);
private:
static void path_append(QDeclarativeListProperty<QDeclarativeCoordinate> *prop, QDeclarativeCoordinate *coordinate);
static int path_count(QDeclarativeListProperty<QDeclarativeCoordinate> *prop);
static QDeclarativeCoordinate* path_at(QDeclarativeListProperty<QDeclarativeCoordinate> *prop, int index);
static void path_clear(QDeclarativeListProperty<QDeclarativeCoordinate> *prop);
void pathPropertyChanged();
private:
QDeclarativeMapLineProperties line_;
QList<QDeclarativeCoordinate*> coordPath_;
QList<QGeoCoordinate> path_;
QColor color_;
qreal zoomLevel_;
QPolygonF polyline_;
bool dirtyGeometry_;
bool dirtyMaterial_;
QPainterPath outline_;
QPointF offset_;
};
//////////////////////////////////////////////////////////////////////
class MapPolylineNode : public QSGGeometryNode
{
public:
MapPolylineNode();
~MapPolylineNode();
void update(const QColor& fillColor, const QPolygonF& shape, qreal width);
private:
QSGFlatColorMaterial fill_material_;
QSGGeometry geometry_;
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QDeclarativeMapLineProperties));
QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QDeclarativePolylineMapItem));
#endif /* QDECLARATIVEPOLYLINEMAPITEM_H_ */
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