diff options
Diffstat (limited to 'src/positioning/qgeopath.cpp')
| -rw-r--r-- | src/positioning/qgeopath.cpp | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/src/positioning/qgeopath.cpp b/src/positioning/qgeopath.cpp index 1225d7c8..b6513bc7 100644 --- a/src/positioning/qgeopath.cpp +++ b/src/positioning/qgeopath.cpp @@ -475,6 +475,9 @@ bool QGeoPathPrivate::lineContains(const QGeoCoordinate &coordinate) const // If the mercator x value of a coordinate of the line, or the coordinate parameter, is less // than mercator(m_bbox).x, add that to the conversion. + if (m_bboxDirty) + const_cast<QGeoPathPrivate &>(*this).computeBoundingBox(); + double lineRadius = qMax(width() * 0.5, 0.2); // minimum radius: 20cm if (!m_path.size()) @@ -482,23 +485,21 @@ bool QGeoPathPrivate::lineContains(const QGeoCoordinate &coordinate) const else if (m_path.size() == 1) return (m_path[0].distanceTo(coordinate) <= lineRadius); - double leftBoundMercator = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); - QDoubleVector2D p = QWebMercator::coordToMercator(coordinate); - if (p.x() < leftBoundMercator) - p.setX(p.x() + leftBoundMercator); // unwrap X + if (p.x() < m_leftBoundWrapped) + p.setX(p.x() + m_leftBoundWrapped); // unwrap X QDoubleVector2D a; QDoubleVector2D b; if (m_path.size()) { a = QWebMercator::coordToMercator(m_path[0]); - if (a.x() < leftBoundMercator) - a.setX(a.x() + leftBoundMercator); // unwrap X + if (a.x() < m_leftBoundWrapped) + a.setX(a.x() + m_leftBoundWrapped); // unwrap X } for (int i = 1; i < m_path.size(); i++) { b = QWebMercator::coordToMercator(m_path[i]); - if (b.x() < leftBoundMercator) - b.setX(b.x() + leftBoundMercator); // unwrap X + if (b.x() < m_leftBoundWrapped) + b.setX(b.x() + m_leftBoundWrapped); // unwrap X if (b == a) continue; @@ -513,7 +514,7 @@ bool QGeoPathPrivate::lineContains(const QGeoCoordinate &coordinate) const if (candidate.x() > 1.0) - candidate.setX(candidate.x() - leftBoundMercator); // wrap X + candidate.setX(candidate.x() - m_leftBoundWrapped); // wrap X QGeoCoordinate closest = QWebMercator::mercatorToCoord(candidate); @@ -600,6 +601,7 @@ void QGeoPathPrivate::translate(double degreesLatitude, double degreesLongitude) p.setLongitude(QLocationUtils::wrapLong(p.longitude() + degreesLongitude)); } m_bbox.translate(degreesLatitude, degreesLongitude); + m_leftBoundWrapped = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); } QGeoRectangle QGeoPathPrivate::boundingGeoRectangle() const @@ -673,6 +675,7 @@ void QGeoPathPrivate::computeBoundingBox() double m_minX, m_maxX, m_minLati, m_maxLati; m_bboxDirty = false; computeBBox(m_path, m_deltaXs, m_minX, m_maxX, m_minLati, m_maxLati, m_bbox); + m_leftBoundWrapped = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); } QGeoPathPrivateEager::QGeoPathPrivateEager() @@ -715,6 +718,7 @@ void QGeoPathPrivateEager::translate(double degreesLatitude, double degreesLongi m_bbox.translate(degreesLatitude, degreesLongitude); m_minLati += degreesLatitude; m_maxLati += degreesLatitude; + m_leftBoundWrapped = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); } void QGeoPathPrivateEager::addCoordinate(const QGeoCoordinate &coordinate) @@ -729,11 +733,13 @@ void QGeoPathPrivateEager::addCoordinate(const QGeoCoordinate &coordinate) void QGeoPathPrivateEager::QGeoPathPrivateEager::computeBoundingBox() { computeBBox(m_path, m_deltaXs, m_minX, m_maxX, m_minLati, m_maxLati, m_bbox); + m_leftBoundWrapped = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); } void QGeoPathPrivateEager::QGeoPathPrivateEager::updateBoundingBox() { updateBBox(m_path, m_deltaXs, m_minX, m_maxX, m_minLati, m_maxLati, m_bbox); + m_leftBoundWrapped = QWebMercator::coordToMercator(m_bbox.topLeft()).x(); } QGeoPathEager::QGeoPathEager() : QGeoPath() |