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Propper handling of vector tiles scaling in all map display modes

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This commit is contained in:
Martin Tůma
2018-11-17 10:10:35 +01:00
parent 4c88414677
commit 3c6ce2dde2
22 changed files with 153 additions and 107 deletions
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19
src/GUI/mapview.cpp
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@ -73,7 +73,8 @@ MapView::MapView(Map *map, POI *poi, QWidget *parent)
_poiColor = Qt::black;
#ifdef ENABLE_HIDPI
_ratio = 1.0;
_deviceRatio = 1.0;
_mapRatio = 1.0;
#endif // ENABLE_HIDPI
_opengl = false;
_plot = false;
@ -271,7 +272,7 @@ void MapView::setMap(Map *map)
_map = map;
_map->load();
#ifdef ENABLE_HIDPI
_map->setDevicePixelRatio(_ratio);
_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
#endif // ENABLE_HIDPI
connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
@ -506,7 +507,7 @@ void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
setUpdatesEnabled(false);
_plot = true;
#ifdef ENABLE_HIDPI
_map->setDevicePixelRatio(1.0);
_map->setDevicePixelRatio(_deviceRatio, 1.0);
#endif // ENABLE_HIDPI
// Compute sizes & ratios
@ -567,7 +568,7 @@ void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
// Exit plot mode
#ifdef ENABLE_HIDPI
_map->setDevicePixelRatio(_ratio);
_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
#endif // ENABLE_HIDPI
_plot = false;
setUpdatesEnabled(true);
@ -845,19 +846,21 @@ void MapView::reloadMap()
_scene->invalidate();
}
void MapView::setDevicePixelRatio(qreal ratio)
void MapView::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
{
#ifdef ENABLE_HIDPI
if (_ratio == ratio)
if (_deviceRatio == deviceRatio && _mapRatio == mapRatio)
return;
_ratio = ratio;
_deviceRatio = deviceRatio;
_mapRatio = mapRatio;
QPixmapCache::clear();
QRectF vr(mapToScene(viewport()->rect()).boundingRect()
.intersected(_map->bounds()));
RectC cr(_map->xy2ll(vr.topLeft()), _map->xy2ll(vr.bottomRight()));
_map->setDevicePixelRatio(_ratio);
_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
_scene->setSceneRect(_map->bounds());
for (int i = 0; i < _tracks.size(); i++)