tmk_core/tool/mbed/mbed-sdk/libraries/mbed/common/TimerEvent.cpp

   1 /* mbed Microcontroller Library
   2  * Copyright (c) 2006-2013 ARM Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 #include "TimerEvent.h"
  17 #include "cmsis.h"
  18
  19 #include <stddef.h>
  20
  21 namespace mbed {
  22
  23 TimerEvent::TimerEvent() : event() {
  24     us_ticker_set_handler((&TimerEvent::irq));
  25 }
  26
  27 void TimerEvent::irq(uint32_t id) {
  28     TimerEvent *timer_event = (TimerEvent*)id;
  29     timer_event->handler();
  30 }
  31
  32 TimerEvent::~TimerEvent() {
  33     remove();
  34 }
  35
  36 // insert in to linked list
  37 void TimerEvent::insert(timestamp_t timestamp) {
  38     us_ticker_insert_event(&event, timestamp, (uint32_t)this);
  39 }
  40
  41 void TimerEvent::remove() {
  42     us_ticker_remove_event(&event);
  43 }
  44
  45 } // namespace mbed