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/****************************************************************************
**
** Copyright (C) 2018 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qmappolylineobjectqsg_p_p.h"
#include <QtQuick/qsgnode.h>
#include <QtQuick/qsgsimplerectnode.h>
QT_BEGIN_NAMESPACE
/*
Note: never use q, since this class is also used inside QMapRouteObjectPrivateQSG!
*/
QMapPolylineObjectPrivateQSG::QMapPolylineObjectPrivateQSG(QGeoMapObject *q)
: QMapPolylineObjectPrivate(q)
{
}
QMapPolylineObjectPrivateQSG::QMapPolylineObjectPrivateQSG(const QMapPolylineObjectPrivate &other)
: QMapPolylineObjectPrivate(other.q)
{
// do the appropriate internal update and trigger map repaint
setPath(other.path());
setColor(other.color());
setWidth(other.width());
}
QMapPolylineObjectPrivateQSG::~QMapPolylineObjectPrivateQSG()
{
}
QList<QDoubleVector2D> QMapPolylineObjectPrivateQSG::projectPath()
{
QList<QDoubleVector2D> geopathProjected_;
if (!m_map || m_map->geoProjection().projectionType() != QGeoProjection::ProjectionWebMercator)
return geopathProjected_;
const QGeoProjectionWebMercator &p =
static_cast<const QGeoProjectionWebMercator&>(m_map->geoProjection());
geopathProjected_.reserve(m_geoPath.path().size());
for (const QGeoCoordinate &c : m_geoPath.path())
geopathProjected_ << p.geoToMapProjection(c);
return geopathProjected_;
}
void QMapPolylineObjectPrivateQSG::updateGeometry()
{
if (!m_map || m_geoPath.path().length() == 0
|| m_map->geoProjection().projectionType() != QGeoProjection::ProjectionWebMercator)
return;
QScopedValueRollback<bool> rollback(m_updatingGeometry);
m_updatingGeometry = true;
m_geometry.markSourceDirty();
const QList<QDoubleVector2D> &geopathProjected = projectPath();
m_geometry.setPreserveGeometry(true, m_geoPath.boundingGeoRectangle().topLeft());
m_geometry.updateSourcePoints(*m_map.data(), geopathProjected, m_geoPath.boundingGeoRectangle().topLeft());
m_geometry.updateScreenPoints(*m_map.data(), width());
QPointF origin = m_map->geoProjection().coordinateToItemPosition(m_geometry.origin(), false).toPointF();
m_geometry.translate(origin - m_geometry.firstPointOffset());
}
QSGNode *QMapPolylineObjectPrivateQSG::updateMapObjectNode(QSGNode *oldNode, QSGNode *root, QQuickWindow * /*window*/)
{
MapPolylineNode *node = static_cast<MapPolylineNode *>(oldNode);
bool created = false;
if (!node) {
node = new MapPolylineNode();
created = true;
}
//TODO: update only material
if (m_geometry.isScreenDirty() || !oldNode || created) {
node->update(color(), &m_geometry);
m_geometry.setPreserveGeometry(false);
m_geometry.markClean();
}
if (created)
root->appendChildNode(node);
return node;
}
QList<QGeoCoordinate> QMapPolylineObjectPrivateQSG::path() const { return m_geoPath.path(); }
QColor QMapPolylineObjectPrivateQSG::color() const { return m_color; }
qreal QMapPolylineObjectPrivateQSG::width() const { return m_width; }
void QMapPolylineObjectPrivateQSG::setPath(const QList<QGeoCoordinate> &path)
{
m_geoPath.setPath(path);
updateGeometry();
if (m_map)
emit m_map->sgNodeChanged();
}
void QMapPolylineObjectPrivateQSG::setColor(const QColor &color)
{
m_color = color;
updateGeometry();
if (m_map)
emit m_map->sgNodeChanged();
}
void QMapPolylineObjectPrivateQSG::setWidth(qreal width)
{
m_width = width;
updateGeometry();
if (m_map)
emit m_map->sgNodeChanged();
}
QGeoMapObjectPrivate *QMapPolylineObjectPrivateQSG::clone()
{
return new QMapPolylineObjectPrivateQSG(static_cast<QMapPolylineObjectPrivate &>(*this));
}
QT_END_NAMESPACE
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