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// Copyright (C) 2020 Paolo Angelelli <paolo.angelelli@gmail.com>
// 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 QDECLARATIVECIRCLEMAPITEM_P_P_H
#define QDECLARATIVECIRCLEMAPITEM_P_P_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/qdeclarativepolygonmapitem_p_p.h>
#include <QtLocation/private/qdeclarativecirclemapitem_p.h>
QT_BEGIN_NAMESPACE
class QQuickShape;
class QQuickShapePath;
class Q_LOCATION_PRIVATE_EXPORT QGeoMapCircleGeometry : public QGeoMapPolygonGeometry
{
public:
QGeoMapCircleGeometry();
void updateSourceAndScreenPointsInvert(const QList<QDoubleVector2D> &circlePath, const QGeoMap &map);
};
class Q_LOCATION_PRIVATE_EXPORT QDeclarativeCircleMapItemPrivate
{
Q_DISABLE_COPY_MOVE(QDeclarativeCircleMapItemPrivate)
public:
static const int CircleSamples = 128; // ToDo: make this radius && ZL dependent?
QDeclarativeCircleMapItemPrivate(QDeclarativeCircleMapItem &circle)
: m_circle(circle)
{
}
virtual ~QDeclarativeCircleMapItemPrivate();
virtual void onLinePropertiesChanged() = 0;
virtual void markSourceDirtyAndUpdate() = 0;
virtual void onMapSet() = 0;
virtual void onGeoGeometryChanged() = 0;
virtual void onItemGeometryChanged() = 0;
virtual void updatePolish() = 0;
virtual void afterViewportChanged() = 0;
virtual QSGNode * updateMapItemPaintNode(QSGNode *oldNode, QQuickItem::UpdatePaintNodeData *data) = 0;
virtual bool contains(const QPointF &point) const = 0;
void updateCirclePath()
{
if (!m_circle.map() || m_circle.map()->geoProjection().projectionType() != QGeoProjection::ProjectionWebMercator)
return;
m_circlePath.clear();
const QGeoProjectionWebMercator &p = static_cast<const QGeoProjectionWebMercator&>(m_circle.map()->geoProjection());
calculatePeripheralPoints(m_circlePath, m_circle.center(), m_circle.radius(), p, CircleSamples);
}
static int crossEarthPole(const QGeoCoordinate ¢er, qreal distance);
static void includeOnePoleInPath(QList<QDoubleVector2D> &path, const QGeoCoordinate ¢er,
qreal distance, const QGeoProjectionWebMercator &p);
static void calculatePeripheralPoints(QList<QDoubleVector2D> &path, const QGeoCoordinate ¢er,
qreal distance, const QGeoProjectionWebMercator &p, int steps);
QDeclarativeCircleMapItem &m_circle;
QList<QDoubleVector2D> m_circlePath;
};
class Q_LOCATION_PRIVATE_EXPORT QDeclarativeCircleMapItemPrivateCPU: public QDeclarativeCircleMapItemPrivate
{
public:
QDeclarativeCircleMapItemPrivateCPU(QDeclarativeCircleMapItem &circle);
~QDeclarativeCircleMapItemPrivateCPU() override;
void onLinePropertiesChanged() override
{
// mark dirty just in case we're a width change
markSourceDirtyAndUpdate();
}
void markSourceDirtyAndUpdate() override
{
m_geometry.markSourceDirty();
m_circle.polishAndUpdate();
}
void onMapSet() override
{
updateCirclePath();
markSourceDirtyAndUpdate();
}
void onGeoGeometryChanged() override
{
updateCirclePath();
markSourceDirtyAndUpdate();
}
void onItemGeometryChanged() override
{
onGeoGeometryChanged();
}
void afterViewportChanged() override
{
markSourceDirtyAndUpdate();
}
void updatePolish() override;
QSGNode * updateMapItemPaintNode(QSGNode *oldNode, QQuickItem::UpdatePaintNodeData *data) override;
bool contains(const QPointF &point) const override;
QGeoMapCircleGeometry m_geometry;
QQuickShape *m_shape = nullptr;
QQuickShapePath *m_shapePath = nullptr;
QDeclarativeGeoMapPainterPath *m_painterPath = nullptr;
};
QT_END_NAMESPACE
#endif // QDECLARATIVECIRCLEMAPITEM_P_P_H
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