timer.h

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/*
* Copyright (c) 2011-2012 MLBA-Team. All rights reserved.
*
* @MLBA_OPEN_LICENSE_HEADER_START@
*
* 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.
*
* @MLBA_OPEN_LICENSE_HEADER_END@
*/


#ifndef XDISPATCH_TIMER_H_
#define XDISPATCH_TIMER_H_

#ifndef __XDISPATCH_INDIRECT__
#error "Please #include <xdispatch/dispatch.h> instead of this file directly."
#endif

__XDISPATCH_BEGIN_NAMESPACE

class XDISPATCH_EXPORT timer : public source {

    public:
        timer(uint64_t interval, const xdispatch::queue& target = global_queue(), const time& starting = time_now);
        timer(const timer&);
        ~timer();

        void interval(uint64_t);
        void latency(uint64_t);
        inline void start(){ resume(); }
        inline void stop(){ suspend(); }
        static timer* current();
        static void single_shot(dispatch_time_t, const xdispatch::queue&, xdispatch::operation*);
        static void single_shot(struct tm*, const xdispatch::queue&, xdispatch::operation*);
#ifdef XDISPATCH_HAS_BLOCKS

        static void single_shot(dispatch_time_t t, const xdispatch::queue& q, dispatch_block_t b) {
            single_shot( t, q, new block_operation(b) );
        }
        static void single_shot(struct tm* t, const xdispatch::queue& q, dispatch_block_t b) {
            single_shot( t, q, new block_operation(b) );
        }
#endif

        static void single_shot(dispatch_time_t t, const xdispatch::queue& q, const lambda_function& b) {
            single_shot( t, q, new function_operation(b) );
        }
        static void single_shot(struct tm* t, const xdispatch::queue& q, const lambda_function& b) {
            single_shot( t, q, new function_operation(b) );
        }

        timer& operator =(const timer&);

};

__XDISPATCH_END_NAMESPACE


#endif /* XDISPATCH_TIMER_H_ */