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Button: Add string based constructor
Signed-off-by: Adelin Dobre <adelin.dobre@rinftech.com>
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74f87ce082
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3acbb3d3d7
@ -44,6 +44,23 @@ Button::Button(unsigned int pin)
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m_name = "Button Sensor";
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}
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Button::Button(std::string initStr) : mraaIo(initStr)
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{
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mraa_io_descriptor* descs = mraaIo.getMraaDescriptors();
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if(!descs->gpios) {
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throw std::invalid_argument(std::string(__FUNCTION__) +
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": mraa_gpio_init() failed, invalid pin?");
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} else {
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if( !(m_gpio = descs->gpios[0]) ) {
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throw std::invalid_argument(std::string(__FUNCTION__) +
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": mraa_gpio_init() failed, invalid pin?");
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}
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}
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mraa_gpio_dir(m_gpio, MRAA_GPIO_IN);
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m_name = "Button Sensor";
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}
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Button::~Button()
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{
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mraa_gpio_close(m_gpio);
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@ -27,6 +27,7 @@
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#pragma once
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#include <string>
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#include <mraa/initio.hpp>
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#include <mraa/gpio.hpp>
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namespace upm {
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@ -62,6 +63,12 @@ class Button{
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* @param pin Pin to use
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*/
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Button(unsigned int pin);
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/**
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* Instantiates Button/Switch Library based on a given string.
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*
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* @param initStr string containing specific information for Button initialization.
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*/
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Button(std::string initStr);
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/**
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* button destructor
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*/
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@ -99,5 +106,6 @@ class Button{
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bool m_isrInstalled;
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std::string m_name;
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mraa_gpio_context m_gpio;
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mraa::MraaIo mraaIo;
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};
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}
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