Collision Sensor: Add string based constructor

Signed-off-by: Adelin Dobre <adelin.dobre@rinftech.com>
This commit is contained in:
Adelin Dobre 2018-07-24 17:00:48 +03:00 committed by Stefan Andritoiu
parent 854a2b6bd8
commit dbd5fcf657
2 changed files with 26 additions and 4 deletions

View File

@ -26,13 +26,13 @@
#include <stdexcept>
#include "collision.hpp"
#include "upm_string_parser.hpp"
using namespace upm;
Collision::Collision(int pin)
{
if ( !(m_gpio = mraa_gpio_init(pin)) )
if ( !(m_gpio = mraa_gpio_init(pin)) )
{
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_init() failed, invalid pin?");
@ -41,6 +41,20 @@ Collision::Collision(int pin)
mraa_gpio_dir(m_gpio, MRAA_GPIO_IN);
}
Collision::Collision(std::string initStr) : mraaIo(initStr)
{
mraa_io_descriptor* descs = mraaIo.getMraaDescriptors();
if(!descs->gpios) {
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_init() failed, invalid pin?");
} else {
if( !(m_gpio = descs->gpios[0]) ) {
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_gpio_init() failed, invalid pin?");
}
}
}
Collision::~Collision()
{
mraa_gpio_close(m_gpio);

View File

@ -23,6 +23,7 @@
*/
#pragma once
#include <mraa/initio.hpp>
#include <mraa/gpio.h>
namespace upm {
@ -42,10 +43,10 @@ namespace upm {
* @con gpio
*
* @brief API for the Collision Sensor
*
*
* The Collision Sensor can detect whether any
* collision movement or vibration happens.
* It outputs a low pulse signal when vibration is detected.
* It outputs a low pulse signal when vibration is detected.
*
* @image html collision.jpg
* @snippet collision.cxx Interesting
@ -58,6 +59,12 @@ namespace upm {
* @param pin Digital pin to use
*/
Collision(int pin);
/**
* Instantiates Collision Sensor based on a given string.
*
* @param initStr string containing specific information for Collision Sensor.
*/
Collision(std::string initStr);
/**
* Collision destructor
*/
@ -69,5 +76,6 @@ namespace upm {
private:
mraa_gpio_context m_gpio;
mraa::MraaIo mraaIo;
};
}