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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** 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 QDECLARATIVECIRCLEMAPITEM_H
#define QDECLARATIVECIRCLEMAPITEM_H
#include "qdeclarativegeomapitembase_p.h"
#include "qdeclarativepolylinemapitem_p.h"
#include <QSGGeometryNode>
#include <QSGFlatColorMaterial>
QT_BEGIN_NAMESPACE
class QDeclarativeGeoMapQuickItem;
class MapCircleNode;
class QDeclarativeCircleMapItem : public QDeclarativeGeoMapItemBase
{
Q_OBJECT
Q_PROPERTY(QDeclarativeCoordinate* center READ center WRITE setCenter NOTIFY centerChanged)
Q_PROPERTY(qreal radius READ radius WRITE setRadius NOTIFY radiusChanged)
Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
Q_PROPERTY(QDeclarativeMapLineProperties *border READ border CONSTANT)
public:
QDeclarativeCircleMapItem(QQuickItem *parent = 0);
~QDeclarativeCircleMapItem();
virtual void setMap(QDeclarativeGeoMap* quickMap, QGeoMap *map);
//from QuickItem
virtual QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
QDeclarativeCoordinate* center();
void setCenter(QDeclarativeCoordinate* center);
qreal radius() const;
void setRadius(qreal radius);
QColor color() const;
void setColor(const QColor &color);
QDeclarativeMapLineProperties *border();
void dragEnded();
bool contains(QPointF point);
Q_SIGNALS:
void centerChanged(const QDeclarativeCoordinate *center);
void radiusChanged(qreal radius);
void colorChanged(const QColor &color);
protected Q_SLOTS:
virtual void updateMapItem();
void updateMapItemAssumeDirty();
private Q_SLOTS:
void handleCameraDataChanged(const QGeoCameraData& cameraData);
private:
//TODO: pimpl
//TODO: this should be in base class done in
QDeclarativeCoordinate internalCoordinate_;
QDeclarativeCoordinate *center_;
QDeclarativeMapLineProperties border_;
QColor color_;
qreal radius_;
qreal zoomLevel_;
QList<QGeoCoordinate> circlePath_;
QPolygonF circlePolygon_;
QPolygonF borderPolygon_;
bool dirtyPixelGeometry_;
bool dirtyGeoGeometry_;
bool dirtyMaterial_;
QPointF offset_;
QPainterPath outline_;
};
//////////////////////////////////////////////////////////////////////
class MapCircleNode: public QSGGeometryNode
{
public:
MapCircleNode();
~MapCircleNode();
void update(const QColor& fillColor, const QPolygonF& circleShape, const QPointF& center,
const QPolygonF& borderShape, const QColor& borderColor, qreal borderWidth);
private:
QSGFlatColorMaterial fill_material_;
MapPolylineNode *border_;
QSGGeometry geometry_;
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QT_PREPEND_NAMESPACE(QDeclarativeCircleMapItem));
#endif /* QDECLARATIVECIRCLEMAPITEM_H */
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