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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 QDECLARATIVEGEOMAPITEMBASE_H
#define QDECLARATIVEGEOMAPITEMBASE_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 <QtQuick/QQuickItem>
#include <QtPositioning/QGeoShape>
#include <QtLocation/private/qdeclarativegeomap_p.h>
#include <QtLocation/private/qlocationglobal_p.h>
#include <QtLocation/private/qgeomap_p.h>
#include <QtLocation/private/qdeclarativegeomapitemtransitionmanager_p.h>
#include <QScopedPointer>
#include <QtQuickShapes/private/qquickshape_p.h>
QT_BEGIN_NAMESPACE
struct Q_LOCATION_PRIVATE_EXPORT QGeoMapViewportChangeEvent
{
QGeoCameraData cameraData;
QSizeF mapSize;
bool zoomLevelChanged = false;
bool centerChanged = false;
bool mapSizeChanged = false;
bool tiltChanged = false;
bool bearingChanged = false;
bool rollChanged = false;
};
class Q_LOCATION_PRIVATE_EXPORT QDeclarativeGeoMapItemBase : public QQuickItem
{
Q_OBJECT
QML_NAMED_ELEMENT(GeoMapItemBase)
QML_ADDED_IN_VERSION(5, 0)
QML_UNCREATABLE("GeoMapItemBase is not intended instantiable by developer.")
Q_PROPERTY(QGeoShape geoShape READ geoShape WRITE setGeoShape STORED false )
Q_PROPERTY(bool autoFadeIn READ autoFadeIn WRITE setAutoFadeIn REVISION(5, 14))
Q_PROPERTY(int lodThreshold READ lodThreshold WRITE setLodThreshold NOTIFY lodThresholdChanged REVISION(5, 15))
public:
explicit QDeclarativeGeoMapItemBase(QQuickItem *parent = nullptr);
virtual ~QDeclarativeGeoMapItemBase();
virtual void setMap(QDeclarativeGeoMap *quickMap, QGeoMap *map);
virtual void setPositionOnMap(const QGeoCoordinate &coordinate, const QPointF &offset);
QDeclarativeGeoMap *quickMap() const { return quickMap_; }
QGeoMap *map() const { return map_; }
virtual const QGeoShape &geoShape() const = 0;
virtual void setGeoShape(const QGeoShape &shape) = 0;
bool autoFadeIn() const;
void setAutoFadeIn(bool fadeIn);
int lodThreshold() const;
void setLodThreshold(int lt);
unsigned int zoomForLOD(int zoom) const;
QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override;
virtual QSGNode *updateMapItemPaintNode(QSGNode *, UpdatePaintNodeData *);
inline QGeoMap::ItemType itemType() const { return m_itemType; }
qreal mapItemOpacity() const;
void setParentGroup(QDeclarativeGeoMapItemGroup &parentGroup);
template <typename T = QObject>
QList<T*> quickChildren() const
{
QList<T*> res;
QObjectList kids = children();
const QList<QQuickItem *> quickKids = childItems();
for (const auto &quickKid : quickKids)
kids.append(quickKid);
for (auto *kid : std::as_const(kids)) {
if (auto *val = qobject_cast<T*>(kid))
res.push_back(val);
}
return res;
}
void setShapeTriangulationScale(QQuickShape *shape, qreal maxCoord) const;
Q_SIGNALS:
void mapItemOpacityChanged();
Q_REVISION(12) void addTransitionFinished();
Q_REVISION(12) void removeTransitionFinished();
void lodThresholdChanged();
protected Q_SLOTS:
virtual void afterChildrenChanged();
virtual void afterViewportChanged(const QGeoMapViewportChangeEvent &event) = 0;
void polishAndUpdate();
protected:
float zoomLevelOpacity() const;
bool isPolishScheduled() const;
virtual void setMaterialDirty();
QGeoMap::ItemType m_itemType = QGeoMap::NoItem;
private Q_SLOTS:
void baseCameraDataChanged(const QGeoCameraData &camera);
void visibleAreaChanged();
private:
QPointer<QGeoMap> map_;
QDeclarativeGeoMap *quickMap_ = nullptr;
QSizeF lastSize_;
QGeoCameraData lastCameraData_;
QDeclarativeGeoMapItemGroup *parentGroup_ = nullptr;
std::unique_ptr<QDeclarativeGeoMapItemTransitionManager> m_transitionManager;
bool m_autoFadeIn = true;
int m_lodThreshold = 0;
friend class QDeclarativeGeoMap;
friend class QDeclarativeGeoMapItemView;
friend class QDeclarativeGeoMapItemTransitionManager;
};
class QDeclarativeGeoMapPainterPath : public QQuickCurve
{
Q_OBJECT
public:
QDeclarativeGeoMapPainterPath(QObject *parent = nullptr) : QQuickCurve(parent) {}
QPainterPath path() const
{
return m_path;
}
void setPath(const QPainterPath &path)
{
m_path = path;
emit changed();
}
void addToPath(QPainterPath &path, const QQuickPathData &) override
{
path.addPath(m_path);
}
private:
QPainterPath m_path;
};
QT_END_NAMESPACE
#endif
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