From ee24bd54f1ae317fd033a9178487d13edb614ddd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20T=C5=AFma?= <tumic@cbox.cz>
Date: Sun, 1 Mar 2020 11:43:08 +0100
Subject: [PATCH] Fixed tile cache reload issues

---
 src/GUI/mapview.cpp    |  2 --
 src/map/tileloader.cpp | 11 +++++++++++
 src/map/tileloader.h   |  2 +-
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/GUI/mapview.cpp b/src/GUI/mapview.cpp
index f2a2d9b1..9bdf0f0e 100644
--- a/src/GUI/mapview.cpp
+++ b/src/GUI/mapview.cpp
@@ -351,7 +351,6 @@ void MapView::setMap(Map *map)
 	centerOn(nc);
 
 	reloadMap();
-	QPixmapCache::clear();
 }
 
 void MapView::setPOI(POI *poi)
@@ -982,7 +981,6 @@ void MapView::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 
 	_deviceRatio = deviceRatio;
 	_mapRatio = mapRatio;
-	QPixmapCache::clear();
 
 	QRectF vr(mapToScene(viewport()->rect()).boundingRect()
 	  .intersected(_map->bounds()));
diff --git a/src/map/tileloader.cpp b/src/map/tileloader.cpp
index b677fa3c..3642ee01 100644
--- a/src/map/tileloader.cpp
+++ b/src/map/tileloader.cpp
@@ -169,6 +169,17 @@ void TileLoader::clearCache()
 		dir.remove(list.at(i));
 
 	_downloader->clearErrors();
+
+	QPixmapCache::clear();
+}
+
+void TileLoader::setScaledSize(int size)
+{
+	if (_scaledSize == size)
+		return;
+
+	_scaledSize = size;
+	QPixmapCache::clear();
 }
 
 QUrl TileLoader::tileUrl(const Tile &tile) const
diff --git a/src/map/tileloader.h b/src/map/tileloader.h
index ee2bd71a..d12ba6c4 100644
--- a/src/map/tileloader.h
+++ b/src/map/tileloader.h
@@ -16,7 +16,7 @@ public:
 	void setUrl(const QString &url) {_url = url;}
 	void setAuthorization(const Authorization &authorization)
 	  {_authorization = authorization;}
-	void setScaledSize(int size) {_scaledSize = size;}
+	void setScaledSize(int size);
 	void setQuadTiles(bool quadTiles) {_quadTiles = quadTiles;}
 
 	void loadTilesAsync(QVector<Tile> &list);