add map control

2019-12-31 18:56:34 +08:00
parent df68b6fde8
commit 52614aa68f
136 changed files with 15184 additions and 66 deletions
@@ -0,0 +1,57 @@
+/**
+ ******************************************************************************
+ *
+ * @file       memorycache.cpp
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
+ * @brief
+ * @see        The GNU Public License (GPL) Version 3
+ * @defgroup   OPMapWidget
+ * @{
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include "memorycache.h"
+// TODO add readwrite lock
+
+namespace core {
+MemoryCache::MemoryCache()
+{}
+
+
+QByteArray MemoryCache::GetTileFromMemoryCache(const RawTile &tile)
+{
+    kiberCacheLock.lockForRead();
+    QByteArray pic;
+    pic = TilesInMemory.cachequeue.value(tile);
+    // TilesInMemory.find(key,&pic);
+    kiberCacheLock.unlock();
+    return pic;
+}
+void MemoryCache::AddTileToMemoryCache(const RawTile &tile, const QByteArray &pic)
+{
+    kiberCacheLock.lockForWrite();
+    // QPixmapCache::Key key=TilesInMemory.insert(pic);
+    TilesInMemory.memoryCacheSize += pic.size();
+#ifdef DEBUG_MEMORY_CACHE
+    qDebug() << "Current memory=" << TilesInMemory.memoryCacheSize << " in " << TilesInMemory.cachequeue.count() << " tiles";
+#endif
+    TilesInMemory.cachequeue.insert(tile, pic);
+    TilesInMemory.list.enqueue(tile);
+
+    kiberCacheLock.unlock();
+}
+}