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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGEOMAPITEMGEOMETRY_H
#define QGEOMAPITEMGEOMETRY_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 <QtLocation/private/qlocationglobal_p.h>
#include <QPainterPath>
#include <QPointF>
#include <QRectF>
#include <QVector>
#include <QGeoCoordinate>
#include <QVector2D>
#include <QList>
QT_BEGIN_NAMESPACE
class QSGGeometry;
class QGeoMap;
class Q_LOCATION_PRIVATE_EXPORT QGeoMapItemGeometry
{
public:
QGeoMapItemGeometry();
inline bool isSourceDirty() const { return sourceDirty_; }
inline bool isScreenDirty() const { return screenDirty_; }
inline void markSourceDirty() { sourceDirty_ = true; screenDirty_ = true; }
inline void markScreenDirty() { screenDirty_ = true; clipToViewport_ = true; }
inline void markFullScreenDirty() { screenDirty_ = true; clipToViewport_ = false;}
inline void markClean() { screenDirty_ = (sourceDirty_ = false); clipToViewport_ = true;}
inline void setPreserveGeometry(bool value, const QGeoCoordinate &geoLeftBound = QGeoCoordinate())
{
preserveGeometry_ = value;
if (preserveGeometry_)
geoLeftBound_ = geoLeftBound;
}
inline QGeoCoordinate geoLeftBound() { return geoLeftBound_; }
inline QRectF sourceBoundingBox() const { return sourceBounds_; }
inline QRectF screenBoundingBox() const { return screenBounds_; }
inline QPointF firstPointOffset() const { return firstPointOffset_; }
void translate(const QPointF &offset);
inline const QGeoCoordinate &origin() const { return srcOrigin_; }
QPainterPath screenOutline() const {
return screenOutline_;
}
virtual bool contains(const QPointF &screenPoint) const {
return screenOutline_.contains(screenPoint);
}
inline QVector2D vertex(quint32 index) const {
return QVector2D(screenVertices_[index]);
}
inline QVector<QPointF> vertices() const { return screenVertices_; }
inline QVector<quint32> indices() const { return screenIndices_; }
inline bool isIndexed() const { return (!screenIndices_.isEmpty()); }
/* Size is # of triangles */
inline quint32 size() const
{
if (isIndexed())
return screenIndices_.size() / 3;
else
return screenVertices_.size() / 3;
}
inline void clear() { firstPointOffset_ = QPointF(0,0);
screenVertices_.clear(); screenIndices_.clear(); }
void allocateAndFill(QSGGeometry *geom) const;
double geoDistanceToScreenWidth(const QGeoMap &map,
const QGeoCoordinate &fromCoord,
const QGeoCoordinate &toCoord);
static QRectF translateToCommonOrigin(const QList<QGeoMapItemGeometry *> &geoms);
private:
QGeoMapItemGeometry(const QGeoMapItemGeometry &other); // Or else it may crash on copy
QGeoMapItemGeometry &operator= (const QGeoMapItemGeometry & other); // Or else it may crash on copy
protected:
bool sourceDirty_;
bool screenDirty_;
bool clipToViewport_;
bool preserveGeometry_;
QGeoCoordinate geoLeftBound_;
QPointF firstPointOffset_;
QPainterPath screenOutline_;
QRectF sourceBounds_;
QRectF screenBounds_;
QGeoCoordinate srcOrigin_;
QVector<QPointF> screenVertices_;
QVector<quint32> screenIndices_;
};
QT_END_NAMESPACE
#endif // QGEOMAPITEMGEOMETRY_H
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