68 lines
1.3 KiB
C++
68 lines
1.3 KiB
C++
#include "LED.h"
|
|
|
|
LED::LED(int number)
|
|
{
|
|
this->number = number;
|
|
// much easier with C++11 using to_string(number)
|
|
std::ostringstream s; // using a stream to contruct the path
|
|
s << LED_PATH << number; //append LED number to LED_PATH
|
|
path = std::string(s.str()); //convert back from stream to string
|
|
}
|
|
|
|
void LED::writeLED(std::string filename, std::string value)
|
|
{
|
|
return;
|
|
#if 0
|
|
std::ofstream fs;
|
|
fs.open((path + filename).c_str());
|
|
fs << value;
|
|
fs.close();
|
|
#endif
|
|
}
|
|
|
|
void LED::removeTrigger()
|
|
{
|
|
writeLED("/trigger", "none");
|
|
}
|
|
|
|
void LED::turnOn()
|
|
{
|
|
using namespace std;
|
|
cout << "Turning LED" << number << " on." << endl;
|
|
removeTrigger();
|
|
writeLED("/brightness", "1");
|
|
}
|
|
|
|
void LED::turnOff()
|
|
{
|
|
using namespace std;
|
|
cout << "Turning LED" << number << " off." << endl;
|
|
removeTrigger();
|
|
writeLED("/brightness", "0");
|
|
}
|
|
|
|
void LED::flash(std::string delayms = "50")
|
|
{
|
|
using namespace std;
|
|
cout << "Making LED" << number << " flash." << endl;
|
|
writeLED("/trigger", "timer");
|
|
writeLED("/delay_on", delayms);
|
|
writeLED("/delay_off", delayms);
|
|
}
|
|
|
|
void LED::outputState()
|
|
{
|
|
using namespace std;
|
|
ifstream fs;
|
|
fs.open((path + "/trigger").c_str());
|
|
string line;
|
|
while( getline(fs, line) ) cout << line << endl;
|
|
fs.close();
|
|
}
|
|
|
|
LED::~LED()
|
|
{
|
|
using namespace std;
|
|
cout << "destroying the LED with path: " << path << endl;
|
|
}
|