Diff: source/EventQueue/EventQueueMinar.h

Revision:

0:1c7da5f83647

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/EventQueue/EventQueueMinar.h	Tue Nov 29 06:29:10 2016 +0000
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2016, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef EVENTQUEUE_EVENTQUEUEMINAR_H_
+#define EVENTQUEUE_EVENTQUEUEMINAR_H_
+
+#include <minar/minar.h>
+#include "EventQueue.h"
+
+namespace eq {
+
+class EventQueueMinar: public EventQueue {
+
+public:
+	/// Construct an empty event queue
+	EventQueueMinar()  { }
+
+	virtual ~EventQueueMinar() { }
+
+	virtual bool cancel(event_handle_t event_handle) {
+        return minar::Scheduler::cancelCallback(event_handle);
+	}
+
+private:
+
+	virtual event_handle_t do_post(const function_t& fn, ms_time_t ms_delay = 0, bool repeat = false) {
+        // convert ms to minar time
+        minar::tick_t tick = minar::milliseconds(ms_delay);
+
+        // convert thunk to minar FunctionPointerBind
+        mbed::util::Event func(
+            mbed::util::FunctionPointer1<void, function_t>(
+                free_func_thunk_call
+            ).bind(fn)
+        );
+
+        if (ms_delay == 0) {
+            return minar::Scheduler::postCallback(func).getHandle();
+        }
+
+        if (repeat == false) {
+            return minar::Scheduler::postCallback(func).delay(tick).tolerance(0).getHandle();
+        } else {
+            return minar::Scheduler::postCallback(func).period(tick).tolerance(0).getHandle();
+        }
+	}
+
+	// due to design limitations in function pointer classes, it is not possible
+	// to use reference here ... 
+    static void free_func_thunk_call(function_t fn) {
+        fn();
+    }
+};
+
+} // namespace eq
+
+#endif /* EVENTQUEUE_EVENTQUEUEMINAR_H_ */