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Diffstat (limited to 'src/location/labs/qgeotiledmaplabs.cpp')
-rw-r--r-- | src/location/labs/qgeotiledmaplabs.cpp | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/src/location/labs/qgeotiledmaplabs.cpp b/src/location/labs/qgeotiledmaplabs.cpp new file mode 100644 index 00000000..2e4b2c16 --- /dev/null +++ b/src/location/labs/qgeotiledmaplabs.cpp @@ -0,0 +1,295 @@ +/**************************************************************************** +** +** 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 "qgeotiledmaplabs_p.h" +#include <QtLocation/private/qgeotiledmap_p_p.h> +#include <QtLocation/private/qgeomapobject_p.h> +#include <QtLocation/private/qmappolylineobjectqsg_p_p.h> +#include <QtLocation/private/qmappolygonobjectqsg_p_p.h> +#include <QtLocation/private/qmapcircleobjectqsg_p_p.h> +#include <QtLocation/private/qmaprouteobjectqsg_p_p.h> +#include <QtLocation/private/qmapiconobjectqsg_p_p.h> + +QT_BEGIN_NAMESPACE + +struct MapObject { + MapObject(QPointer<QGeoMapObject> &o, QQSGMapObject *sgo) + : object(o), sgObject(sgo) {} + QPointer<QGeoMapObject> object; + QQSGMapObject *sgObject = nullptr; +}; + +class QGeoTiledMapLabsPrivate : public QGeoTiledMapPrivate +{ + Q_DECLARE_PUBLIC(QGeoTiledMapLabs) +public: + QGeoTiledMapLabsPrivate(QGeoTiledMappingManagerEngine *engine); + virtual ~QGeoTiledMapLabsPrivate(); + + QGeoMapObjectPrivate *createMapObjectImplementation(QGeoMapObject *obj) override; + virtual QList<QGeoMapObject *> mapObjects() const override; + static int findMapObject(QGeoMapObject *o, const QList<MapObject> &list); + void removeMapObject(QGeoMapObject *obj); + + void updateMapObjects(QSGNode *root, QQuickWindow *window); + void updateObjectsGeometry(); + +protected: + void changeViewportSize(const QSize &size) override; + void changeCameraData(const QGeoCameraData &oldCameraData) override; + void changeActiveMapType(const QGeoMapType mapType) override; + + QList<MapObject> m_mapObjects; + QList<MapObject> m_pendingMapObjects; +}; + +QGeoTiledMapLabsPrivate::QGeoTiledMapLabsPrivate(QGeoTiledMappingManagerEngine *engine) + : QGeoTiledMapPrivate(engine) +{ + +} + +QGeoTiledMapLabsPrivate::~QGeoTiledMapLabsPrivate() +{ + +} + +QGeoMapObjectPrivate *QGeoTiledMapLabsPrivate::createMapObjectImplementation(QGeoMapObject *obj) +{ + switch (obj->type()) { + case QGeoMapObject::PolylineType: { + QMapPolylineObjectPrivate &oldImpl = static_cast<QMapPolylineObjectPrivate &>(*obj->implementation()); + QMapPolylineObjectPrivateQSG *pimpl = + new QMapPolylineObjectPrivateQSG(oldImpl); + QPointer<QGeoMapObject> p(obj); + MapObject mo(p, pimpl); + m_pendingMapObjects << mo; + return pimpl; + } + case QGeoMapObject::PolygonType: { + QMapPolygonObjectPrivate &oldImpl = static_cast<QMapPolygonObjectPrivate &>(*obj->implementation()); + QMapPolygonObjectPrivateQSG *pimpl = + new QMapPolygonObjectPrivateQSG(oldImpl); + QPointer<QGeoMapObject> p(obj); + MapObject mo(p, pimpl); + m_pendingMapObjects << mo; + return pimpl; + } + case QGeoMapObject::CircleType: { + QMapCircleObjectPrivate &oldImpl = static_cast<QMapCircleObjectPrivate &>(*obj->implementation()); + QMapCircleObjectPrivateQSG *pimpl = + new QMapCircleObjectPrivateQSG(oldImpl); + QPointer<QGeoMapObject> p(obj); + MapObject mo(p, pimpl); + m_pendingMapObjects << mo; + return pimpl; + } + case QGeoMapObject::RouteType: { + QMapRouteObjectPrivate &oldImpl = static_cast<QMapRouteObjectPrivate &>(*obj->implementation()); + QMapRouteObjectPrivateQSG *pimpl = + new QMapRouteObjectPrivateQSG(oldImpl); + QPointer<QGeoMapObject> p(obj); + MapObject mo(p, pimpl); + m_pendingMapObjects << mo; + return pimpl; + } + case QGeoMapObject::IconType: { + QMapIconObjectPrivate &oldImpl = static_cast<QMapIconObjectPrivate &>(*obj->implementation()); + QMapIconObjectPrivateQSG *pimpl = + new QMapIconObjectPrivateQSG(oldImpl); + QPointer<QGeoMapObject> p(obj); + MapObject mo(p, pimpl); + m_pendingMapObjects << mo; + return pimpl; + } + default: + qWarning() << "Unsupported object type: " << obj->type(); + break; + } + return nullptr; +} + +QList<QGeoMapObject *> QGeoTiledMapLabsPrivate::mapObjects() const +{ + return QList<QGeoMapObject *>(); +} + +int QGeoTiledMapLabsPrivate::findMapObject(QGeoMapObject *o, const QList<MapObject> &list) +{ + for (int i = 0; i < list.size(); ++i) + { + if (list.at(i).object.data() == o) + return i; + } + return -1; +} + +void QGeoTiledMapLabsPrivate::removeMapObject(QGeoMapObject *obj) +{ + int idx = findMapObject(obj, m_mapObjects); + if (idx >= 0) { + m_mapObjects.removeAt(idx); + } else { + idx = findMapObject(obj, m_pendingMapObjects); + if (idx >= 0) { + m_pendingMapObjects.removeAt(idx); + } else { + // obj not here. + } + } +} + +void QGeoTiledMapLabsPrivate::updateMapObjects(QSGNode *root, QQuickWindow *window) +{ + for (int i = 0; i < m_mapObjects.size(); ++i) { + // already added as node + if (!m_mapObjects.at(i).object) { + qWarning() << "m_mapObjects at "<<i<< " NULLed!!"; + continue; + } + + QQSGMapObject *sgo = m_mapObjects.at(i).sgObject; + QSGNode *oldNode = sgo->node; + sgo->node = sgo->updateMapObjectNode(oldNode, root, window); + } + + QList<int> toRemove; + for (int i = 0; i < m_pendingMapObjects.size(); ++i) { + // already added as node + QQSGMapObject *sgo = m_pendingMapObjects.at(i).sgObject; + QSGNode *oldNode = sgo->node; + sgo->updateGeometry(); // or subtree will be blocked + sgo->node = sgo->updateMapObjectNode(oldNode, root, window); + if (sgo->node) { + m_mapObjects << m_pendingMapObjects.at(i); + toRemove.push_front(i); + } else { + // leave it to be processed + } + } + + for (int i: qAsConst(toRemove)) + m_pendingMapObjects.removeAt(i); +} + +void QGeoTiledMapLabsPrivate::updateObjectsGeometry() +{ + Q_Q(QGeoTiledMapLabs); + for (int i = 0; i < m_mapObjects.size(); ++i) { + // already added as node + if (!m_mapObjects.at(i).object) { + qWarning() << "m_mapObjects at "<<i<< " NULLed!!"; + continue; + } + + QQSGMapObject *sgo = m_mapObjects.at(i).sgObject; + sgo->updateGeometry(); + } + emit q->sgNodeChanged(); +} + +void QGeoTiledMapLabsPrivate::changeViewportSize(const QSize &size) +{ + updateObjectsGeometry(); + QGeoTiledMapPrivate::changeViewportSize(size); +} + +void QGeoTiledMapLabsPrivate::changeCameraData(const QGeoCameraData &oldCameraData) +{ + updateObjectsGeometry(); + QGeoTiledMapPrivate::changeCameraData(oldCameraData); +} + +void QGeoTiledMapLabsPrivate::changeActiveMapType(const QGeoMapType mapType) +{ + updateObjectsGeometry(); + QGeoTiledMapPrivate::changeActiveMapType(mapType); +} + + +/* + QGeoTiledMapLabs +*/ + + + +QGeoTiledMapLabs::QGeoTiledMapLabs(QGeoTiledMappingManagerEngine *engine, QObject *parent) + : QGeoTiledMap(*new QGeoTiledMapLabsPrivate(engine), engine, parent) +{ + +} + +QGeoTiledMapLabs::~QGeoTiledMapLabs() +{ + +} + +bool QGeoTiledMapLabs::createMapObjectImplementation(QGeoMapObject *obj) +{ + Q_D(QGeoTiledMapLabs); + QExplicitlySharedDataPointer<QGeoMapObjectPrivate> pimpl = + QExplicitlySharedDataPointer<QGeoMapObjectPrivate>(d->createMapObjectImplementation(obj)); + if (pimpl.constData()) { + bool res = obj->setImplementation(pimpl); + if (res) + emit sgNodeChanged(); + return res; + } + return false; +} + +QSGNode *QGeoTiledMapLabs::updateSceneGraph(QSGNode *node, QQuickWindow *window) +{ + Q_D(QGeoTiledMapLabs); + QSGNode *root = QGeoTiledMap::updateSceneGraph(node, window); + d->updateMapObjects(root, window); + return root; +} + +void QGeoTiledMapLabs::removeMapObject(QGeoMapObject *obj) +{ + Q_D(QGeoTiledMapLabs); + d->removeMapObject(obj); +} + +QGeoTiledMapLabs::QGeoTiledMapLabs(QGeoTiledMapLabsPrivate &dd, QGeoTiledMappingManagerEngine *engine, QObject *parent) + : QGeoTiledMap(dd, engine, parent) +{ + +} + +QT_END_NAMESPACE + |