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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#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 <QtLocation/private/qdeclarativegeomapitembase_p.h>
#include <QtLocation/private/qdeclarativegeomapitemutils_p.h>
#include <QtPositioning/private/qdoublevector2d_p.h>
#include <QtPositioning/private/qwebmercator_p.h>
#include <QPainterPath>
#include <QPointF>
#include <QRectF>
#include <QList>
#include <QGeoCoordinate>
#include <QGeoRectangle>
#include <QVector2D>
#include <QList>
QT_BEGIN_NAMESPACE
class QSGGeometry;
class QGeoMap;
class Q_LOCATION_PRIVATE_EXPORT QGeoMapItemGeometry
{
public:
static QList<QGeoCoordinate> path(const QGeoRectangle &rect)
{
QList<QGeoCoordinate> res;
res << rect.topLeft();
res << QGeoCoordinate(rect.topLeft().latitude(), rect.bottomRight().longitude());
res << rect.bottomRight();
res << QGeoCoordinate(rect.bottomRight().latitude(), rect.topLeft().longitude());
return res;
}
static QList<QGeoCoordinate> perimeter(const QGeoRectangle &rect)
{
QList<QGeoCoordinate> res = path(rect);
res.append(res.first());
return res;
}
static QList<QDoubleVector2D> pathMercator(const QList<QGeoCoordinate> &p)
{
QList<QDoubleVector2D> res;
for (const auto &c: p)
res << QWebMercator::coordToMercator(c);
return res;
}
QGeoMapItemGeometry();
virtual ~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 clearScreen() { screenDirty_ = false; }
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 void clearBounds() { sourceBounds_ = screenBounds_ = QRectF(); firstPointOffset_ = QPointF(); }
inline QPointF firstPointOffset() const { return firstPointOffset_; }
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 QList<QPointF> vertices() const { return screenVertices_; }
inline QList<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(); }
#ifndef MAPITEMS_USE_SHAPES
void translate(const QPointF &offset);
void allocateAndFill(QSGGeometry *geom) const;
static QRectF translateToCommonOrigin(const QList<QGeoMapItemGeometry *> &geoms);
#endif
mutable bool m_dataChanged = false;
private:
Q_DISABLE_COPY(QGeoMapItemGeometry);
protected:
bool sourceDirty_ = true;
bool screenDirty_ = true;
bool clipToViewport_ = true;
bool preserveGeometry_ = false;
QGeoCoordinate geoLeftBound_;
QPointF firstPointOffset_;
QPainterPath screenOutline_;
QRectF sourceBounds_;
QRectF screenBounds_;
QGeoCoordinate srcOrigin_;
QList<QPointF> screenVertices_;
QList<quint32> screenIndices_;
};
QT_END_NAMESPACE
#endif // QGEOMAPITEMGEOMETRY_H
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