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| ** |
| ** Copyright (C) 2018 The Qt Company Ltd. |
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| ** This file is part of the QtLocation module of the Qt Toolkit. |
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| ** GNU General Public License Usage |
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| ** General Public License version 2.0 or later as published by the Free |
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| |
| #include "qmappolygonobjectqsg_p_p.h" |
| #include <QtQuick/qsgnode.h> |
| #include <QtQuick/qsgsimplerectnode.h> |
| #include <QtPositioning/private/qgeopolygon_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QMapPolygonObjectPrivateQSG::QMapPolygonObjectPrivateQSG(QGeoMapObject *q) |
| : QMapPolygonObjectPrivateDefault(q) |
| { |
| |
| } |
| |
| QMapPolygonObjectPrivateQSG::QMapPolygonObjectPrivateQSG(const QMapPolygonObjectPrivate &other) |
| : QMapPolygonObjectPrivateDefault(other) |
| { |
| // Data already cloned by the *Default copy constructor, but necessary |
| // update operations triggered only by setters overrides |
| updateGeometry(); |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| } |
| |
| QMapPolygonObjectPrivateQSG::~QMapPolygonObjectPrivateQSG() |
| { |
| if (m_map) |
| m_map->removeMapObject(q); |
| } |
| |
| QList<QDoubleVector2D> QMapPolygonObjectPrivateQSG::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_path.path().size()); |
| for (const QGeoCoordinate &c : m_path.path()) |
| geopathProjected_ << p.geoToMapProjection(c); |
| return geopathProjected_; |
| } |
| |
| QSGNode *QMapPolygonObjectPrivateQSG::updateMapObjectNode(QSGNode *oldNode, |
| VisibleNode **visibleNode, |
| QSGNode *root, |
| QQuickWindow * /*window*/) |
| { |
| Q_UNUSED(visibleNode); |
| MapPolygonNode *node = static_cast<MapPolygonNode *>(oldNode); |
| |
| bool created = false; |
| if (!node) { |
| if (!m_geometry.size() && !m_borderGeometry.size()) |
| return nullptr; |
| node = new MapPolygonNode(); |
| *visibleNode = static_cast<VisibleNode *>(node); |
| created = true; |
| } |
| |
| //TODO: update only material |
| if (m_geometry.isScreenDirty() || !m_borderGeometry.isScreenDirty() || !oldNode || created) { |
| node->update(fillColor(), borderColor(), &m_geometry, &m_borderGeometry); |
| m_geometry.setPreserveGeometry(false); |
| m_borderGeometry.setPreserveGeometry(false); |
| m_geometry.markClean(); |
| m_borderGeometry.markClean(); |
| } |
| |
| if (created) |
| root->appendChildNode(node); |
| |
| return node; |
| } |
| |
| void QMapPolygonObjectPrivateQSG::setPath(const QList<QGeoCoordinate> &path) |
| { |
| QMapPolygonObjectPrivateDefault::setPath(path); |
| updateGeometry(); |
| |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| } |
| |
| void QMapPolygonObjectPrivateQSG::setFillColor(const QColor &color) |
| { |
| QMapPolygonObjectPrivateDefault::setFillColor(color); |
| updateGeometry(); |
| |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| } |
| |
| void QMapPolygonObjectPrivateQSG::setBorderColor(const QColor &color) |
| { |
| QMapPolygonObjectPrivateDefault::setBorderColor(color); |
| updateGeometry(); |
| |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| } |
| |
| void QMapPolygonObjectPrivateQSG::setBorderWidth(qreal width) |
| { |
| QMapPolygonObjectPrivateDefault::setBorderWidth(width); |
| updateGeometry(); |
| |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| } |
| |
| QGeoMapObjectPrivate *QMapPolygonObjectPrivateQSG::clone() |
| { |
| return new QMapPolygonObjectPrivateQSG(static_cast<QMapPolygonObjectPrivate &>(*this)); |
| } |
| |
| void QMapPolygonObjectPrivateQSG::setGeoShape(const QGeoShape &shape) |
| { |
| if (shape == m_path) |
| return; |
| |
| m_path = QGeoPathEager(shape); |
| updateGeometry(); |
| if (m_map) |
| emit m_map->sgNodeChanged(); |
| emit static_cast<QMapPolygonObject *>(q)->pathChanged(); |
| } |
| |
| void QMapPolygonObjectPrivateQSG::updateGeometry() |
| { |
| if (!m_map || m_path.path().length() == 0 |
| || m_map->geoProjection().projectionType() != QGeoProjection::ProjectionWebMercator) |
| return; |
| |
| QScopedValueRollback<bool> rollback(m_updatingGeometry); |
| m_updatingGeometry = true; |
| |
| const QList<QDoubleVector2D> &geopathProjected = projectPath(); |
| |
| m_geometry.markSourceDirty(); |
| m_geometry.setPreserveGeometry(true, m_path.boundingGeoRectangle().topLeft()); |
| m_geometry.updateSourcePoints(*m_map, geopathProjected); |
| m_geometry.updateScreenPoints(*m_map); |
| |
| m_borderGeometry.clear(); |
| |
| //if (border_.color() != Qt::transparent && border_.width() > 0) |
| { |
| const QGeoProjectionWebMercator &p = static_cast<const QGeoProjectionWebMercator&>(m_map->geoProjection()); |
| QList<QDoubleVector2D> closedPath = geopathProjected; |
| closedPath << closedPath.first(); |
| |
| m_borderGeometry.markSourceDirty(); |
| m_borderGeometry.setPreserveGeometry(true, m_path.boundingGeoRectangle().topLeft()); |
| |
| const QGeoCoordinate &geometryOrigin = m_geometry.origin(); |
| |
| m_borderGeometry.clearSource(); |
| |
| QDoubleVector2D borderLeftBoundWrapped; |
| QList<QList<QDoubleVector2D > > clippedPaths = |
| m_borderGeometry.clipPath(*m_map.data(), closedPath, borderLeftBoundWrapped); |
| |
| if (clippedPaths.size()) { |
| borderLeftBoundWrapped = p.geoToWrappedMapProjection(geometryOrigin); |
| m_borderGeometry.pathToScreen(*m_map.data(), clippedPaths, borderLeftBoundWrapped); |
| m_borderGeometry.updateScreenPoints(*m_map.data(), borderWidth(), false); |
| } else { |
| m_borderGeometry.clear(); |
| } |
| } |
| |
| QPointF origin = m_map->geoProjection().coordinateToItemPosition(m_geometry.origin(), false).toPointF(); |
| m_geometry.translate(origin - m_geometry.firstPointOffset()); |
| m_borderGeometry.translate(origin - m_borderGeometry.firstPointOffset()); |
| } |
| |
| QT_END_NAMESPACE |