spinal cord / PokittoLib_

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

mbed-pokitto/api/Ticker.h@64:6e6c6c2b664e, 2018-11-18 (annotated)

Committer:
spinal
Date:
Sun Nov 18 15:47:54 2018 +0000
Revision:
64:6e6c6c2b664e
Parent:
5:ea7377f3d1af 
added fix for directrectangle()

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:ea7377f3d1af 1 /* mbed Microcontroller Library
Pokitto 5:ea7377f3d1af 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:ea7377f3d1af 3 *
Pokitto 5:ea7377f3d1af 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:ea7377f3d1af 5 * you may not use this file except in compliance with the License.
Pokitto 5:ea7377f3d1af 6 * You may obtain a copy of the License at
Pokitto 5:ea7377f3d1af 7 *
Pokitto 5:ea7377f3d1af 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:ea7377f3d1af 9 *
Pokitto 5:ea7377f3d1af 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:ea7377f3d1af 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:ea7377f3d1af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:ea7377f3d1af 13 * See the License for the specific language governing permissions and
Pokitto 5:ea7377f3d1af 14 * limitations under the License.
Pokitto 5:ea7377f3d1af 15 */
Pokitto 5:ea7377f3d1af 16 #ifndef MBED_TICKER_H
Pokitto 5:ea7377f3d1af 17 #define MBED_TICKER_H
Pokitto 5:ea7377f3d1af 18
Pokitto 5:ea7377f3d1af 19 #include "TimerEvent.h"
Pokitto 5:ea7377f3d1af 20 #include "FunctionPointer.h"
Pokitto 5:ea7377f3d1af 21
Pokitto 5:ea7377f3d1af 22 namespace mbed {
Pokitto 5:ea7377f3d1af 23
Pokitto 5:ea7377f3d1af 24 /** A Ticker is used to call a function at a recurring interval
Pokitto 5:ea7377f3d1af 25 *
Pokitto 5:ea7377f3d1af 26 * You can use as many seperate Ticker objects as you require.
Pokitto 5:ea7377f3d1af 27 *
Pokitto 5:ea7377f3d1af 28 * Example:
Pokitto 5:ea7377f3d1af 29 * @code
Pokitto 5:ea7377f3d1af 30 * // Toggle the blinking led after 5 seconds
Pokitto 5:ea7377f3d1af 31 *
Pokitto 5:ea7377f3d1af 32 * #include "mbed.h"
Pokitto 5:ea7377f3d1af 33 *
Pokitto 5:ea7377f3d1af 34 * Ticker timer;
Pokitto 5:ea7377f3d1af 35 * DigitalOut led1(LED1);
Pokitto 5:ea7377f3d1af 36 * DigitalOut led2(LED2);
Pokitto 5:ea7377f3d1af 37 *
Pokitto 5:ea7377f3d1af 38 * int flip = 0;
Pokitto 5:ea7377f3d1af 39 *
Pokitto 5:ea7377f3d1af 40 * void attime() {
Pokitto 5:ea7377f3d1af 41 * flip = !flip;
Pokitto 5:ea7377f3d1af 42 * }
Pokitto 5:ea7377f3d1af 43 *
Pokitto 5:ea7377f3d1af 44 * int main() {
Pokitto 5:ea7377f3d1af 45 * timer.attach(&attime, 5);
Pokitto 5:ea7377f3d1af 46 * while(1) {
Pokitto 5:ea7377f3d1af 47 * if(flip == 0) {
Pokitto 5:ea7377f3d1af 48 * led1 = !led1;
Pokitto 5:ea7377f3d1af 49 * } else {
Pokitto 5:ea7377f3d1af 50 * led2 = !led2;
Pokitto 5:ea7377f3d1af 51 * }
Pokitto 5:ea7377f3d1af 52 * wait(0.2);
Pokitto 5:ea7377f3d1af 53 * }
Pokitto 5:ea7377f3d1af 54 * }
Pokitto 5:ea7377f3d1af 55 * @endcode
Pokitto 5:ea7377f3d1af 56 */
Pokitto 5:ea7377f3d1af 57 class Ticker : public TimerEvent {
Pokitto 5:ea7377f3d1af 58
Pokitto 5:ea7377f3d1af 59 public:
Pokitto 5:ea7377f3d1af 60 Ticker() : TimerEvent() {
Pokitto 5:ea7377f3d1af 61 }
Pokitto 5:ea7377f3d1af 62
Pokitto 5:ea7377f3d1af 63 Ticker(const ticker_data_t *data) : TimerEvent(data) {
Pokitto 5:ea7377f3d1af 64 }
Pokitto 5:ea7377f3d1af 65
Pokitto 5:ea7377f3d1af 66 /** Attach a function to be called by the Ticker, specifiying the interval in seconds
Pokitto 5:ea7377f3d1af 67 *
Pokitto 5:ea7377f3d1af 68 * @param fptr pointer to the function to be called
Pokitto 5:ea7377f3d1af 69 * @param t the time between calls in seconds
Pokitto 5:ea7377f3d1af 70 */
Pokitto 5:ea7377f3d1af 71 void attach(void (*fptr)(void), float t) {
Pokitto 5:ea7377f3d1af 72 attach_us(fptr, t * 1000000.0f);
Pokitto 5:ea7377f3d1af 73 }
Pokitto 5:ea7377f3d1af 74
Pokitto 5:ea7377f3d1af 75 /** Attach a member function to be called by the Ticker, specifiying the interval in seconds
Pokitto 5:ea7377f3d1af 76 *
Pokitto 5:ea7377f3d1af 77 * @param tptr pointer to the object to call the member function on
Pokitto 5:ea7377f3d1af 78 * @param mptr pointer to the member function to be called
Pokitto 5:ea7377f3d1af 79 * @param t the time between calls in seconds
Pokitto 5:ea7377f3d1af 80 */
Pokitto 5:ea7377f3d1af 81 template<typename T>
Pokitto 5:ea7377f3d1af 82 void attach(T* tptr, void (T::*mptr)(void), float t) {
Pokitto 5:ea7377f3d1af 83 attach_us(tptr, mptr, t * 1000000.0f);
Pokitto 5:ea7377f3d1af 84 }
Pokitto 5:ea7377f3d1af 85
Pokitto 5:ea7377f3d1af 86 /** Attach a function to be called by the Ticker, specifiying the interval in micro-seconds
Pokitto 5:ea7377f3d1af 87 *
Pokitto 5:ea7377f3d1af 88 * @param fptr pointer to the function to be called
Pokitto 5:ea7377f3d1af 89 * @param t the time between calls in micro-seconds
Pokitto 5:ea7377f3d1af 90 */
Pokitto 5:ea7377f3d1af 91 void attach_us(void (*fptr)(void), timestamp_t t) {
Pokitto 5:ea7377f3d1af 92 _function.attach(fptr);
Pokitto 5:ea7377f3d1af 93 setup(t);
Pokitto 5:ea7377f3d1af 94 }
Pokitto 5:ea7377f3d1af 95
Pokitto 5:ea7377f3d1af 96 /** Attach a member function to be called by the Ticker, specifiying the interval in micro-seconds
Pokitto 5:ea7377f3d1af 97 *
Pokitto 5:ea7377f3d1af 98 * @param tptr pointer to the object to call the member function on
Pokitto 5:ea7377f3d1af 99 * @param mptr pointer to the member function to be called
Pokitto 5:ea7377f3d1af 100 * @param t the time between calls in micro-seconds
Pokitto 5:ea7377f3d1af 101 */
Pokitto 5:ea7377f3d1af 102 template<typename T>
Pokitto 5:ea7377f3d1af 103 void attach_us(T* tptr, void (T::*mptr)(void), timestamp_t t) {
Pokitto 5:ea7377f3d1af 104 _function.attach(tptr, mptr);
Pokitto 5:ea7377f3d1af 105 setup(t);
Pokitto 5:ea7377f3d1af 106 }
Pokitto 5:ea7377f3d1af 107
Pokitto 5:ea7377f3d1af 108 virtual ~Ticker() {
Pokitto 5:ea7377f3d1af 109 detach();
Pokitto 5:ea7377f3d1af 110 }
Pokitto 5:ea7377f3d1af 111
Pokitto 5:ea7377f3d1af 112 /** Detach the function
Pokitto 5:ea7377f3d1af 113 */
Pokitto 5:ea7377f3d1af 114 void detach();
Pokitto 5:ea7377f3d1af 115
Pokitto 5:ea7377f3d1af 116 protected:
Pokitto 5:ea7377f3d1af 117 void setup(timestamp_t t);
Pokitto 5:ea7377f3d1af 118 virtual void handler();
Pokitto 5:ea7377f3d1af 119
Pokitto 5:ea7377f3d1af 120 protected:
Pokitto 5:ea7377f3d1af 121 timestamp_t _delay; /**< Time delay (in microseconds) for re-setting the multi-shot callback. */
Pokitto 5:ea7377f3d1af 122 FunctionPointer _function; /**< Callback. */
Pokitto 5:ea7377f3d1af 123 };
Pokitto 5:ea7377f3d1af 124
Pokitto 5:ea7377f3d1af 125 } // namespace mbed
Pokitto 5:ea7377f3d1af 126
Pokitto 5:ea7377f3d1af 127 #endif