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 +1,68 @@
+/**
+ ******************************************************************************
+ *
+ * @file       kibertilecache.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 "kibertilecache.h"
+
+// TODO add readwrite lock
+
+namespace core {
+KiberTileCache::KiberTileCache()
+{
+    memoryCacheSize = 0;
+    _MemoryCacheCapacity = 22;
+}
+
+void KiberTileCache::setMemoryCacheCapacity(const int &value)
+{
+    kiberCacheLock.lockForWrite();
+    _MemoryCacheCapacity = value;
+    kiberCacheLock.unlock();
+}
+int KiberTileCache::MemoryCacheCapacity()
+{
+    kiberCacheLock.lockForRead();
+    return _MemoryCacheCapacity;
+
+    kiberCacheLock.unlock();
+}
+
+void KiberTileCache::RemoveMemoryOverload()
+{
+    while (MemoryCacheSize() > MemoryCacheCapacity()) {
+        if (cachequeue.count() > 0 && list.count() > 0) {
+#ifdef DEBUG_MEMORY_CACHE
+            qDebug() << "Cleaning Memory cache=" << " started with " << cachequeue.count() << " tile " << "ocupying " << memoryCacheSize << " bytes";
+#endif
+            RawTile first = list.dequeue();
+            memoryCacheSize -= cachequeue.value(first).size();
+            cachequeue.remove(first);
+        }
+    }
+#ifdef DEBUG_MEMORY_CACHE
+    qDebug() << "Cleaning Memory cache=" << " ended with " << cachequeue.count() << " tile " << "ocupying " << memoryCacheSize << " bytes";
+#endif
+}
+}