# B15F: ui/view_monitor.cpp Source File

view_monitor.cpp
#include "view_monitor.h"
ViewMonitor::ViewMonitor() : t_worker(&ViewMonitor::worker, this)
{
}
call_t ViewMonitor::keypress(int& key)
{
switch(key)
{
case KEY_MOUSE:
{
// http://pronix.linuxdelta.de/C/Linuxprogrammierung/Linuxsystemprogrammieren_C_Kurs_Kapitel10b.shtml
MEVENT event;
bool hit = false;
if(getmouse(&event) == OK && event.bstate & (BUTTON1_CLICKED | BUTTON1_DOUBLE_CLICKED))
{
size_t column = start_x + close_offset_x;
size_t row = start_y + close_offset_y;
size_t mouse_x = event.x, mouse_y = event.y;
if(mouse_y == row && mouse_x >= column && mouse_x < column + label_close.length())
hit = true;
}
if(!hit)
break;
// fall through to next case
[[fallthrough]];
}
case KEY_ENT:
run_worker = false;
key = -1; // do return from view
wclear(win);
wrefresh(win);
t_worker.join();
break;
default:
break;
}
return calls[0];
}
std::string ViewMonitor::fancyDigitalString(uint8_t& b)
{
std::stringstream str;
str << std::bitset<8>(b).to_string();
str << " ";
str << "0x" << std::setfill ('0') << std::setw(2) << std::hex << (int) b << std::dec;
return str.str();
}
std::string ViewMonitor::fancyAnalogString(uint16_t& v)
{
std::stringstream str;
double volt = round(v * 100.0 * 5.0 / 1023.0) / 100.0;
str << std::setfill ('0') << std::setw(4) << (int) v << " " << std::fixed << std::setprecision(2) << volt << " V ";
str << "[";
uint8_t p = round(v * 40.0 / 1023.0);
for(uint8_t i = 0; i < p; i++)
str << "X";
for(uint8_t i = 0; i < 40 - p; i++)
str << " ";
str << "]" << std::endl;
return str.str();
}
void ViewMonitor::worker()
{
B15F& drv = B15F::getInstance();
while(run_worker)
{
try
{
std::this_thread::sleep_for(std::chrono::milliseconds(100));
uint8_t be0 = drv.digitalRead0();
uint8_t be1 = drv.digitalRead1();
uint8_t dsw = drv.readDipSwitch();
uint16_t adc[8];
for(uint8_t i = 0; i < sizeof(adc) / sizeof(adc[0]); i++)
adc[i] = drv.analogRead(i);
std::stringstream str;
// hline
for(uint8_t i = 0; i < width - 2 * text_offset_x; i++)
if(i % 2 == 0)
str << "-";
else
str << " ";
str << std::endl;
str << "Digitale Enigaenge:" << std::endl;
str << "Binaere Eingabe 0: " << fancyDigitalString(be0) << std::endl;
str << "Binaere Eingabe 1: " << fancyDigitalString(be1) << std::endl;
str << "Dip Schalter (S7): " << fancyDigitalString(dsw) << std::endl;
// hline
for(uint8_t i = 0; i < width - 2 * text_offset_x; i++)
if(i % 2 == 0)
str << "-";
else
str << " ";
str << std::endl;
str << "Analoge Eingaenge:" << std::endl;
for(uint8_t i = 0; i < sizeof(adc) / sizeof(adc[0]); i++)
{
str << "Kanal " << std::to_string((int) i) << ": ";
str << fancyAnalogString(adc[i]) << std::endl;
}
text = str.str();
repaint();
}
catch(DriverException& ex)
{
std::cout << "DriverException: " << ex.what() << std::endl;
drv.delay_ms(1000);
}
catch(...)
{
try
{
drv.reconnect();
}
catch(...)
{
B15F::abort("yoho meine dudes");
return;
}
}
}
}
ViewMonitor
Definition: view_monitor.h:11
B15F::digitalRead0
uint8_t digitalRead0(void)
Definition: b15f.cpp:172
B15F::readDipSwitch
uint8_t readDipSwitch(void)
Definition: b15f.cpp:190
B15F::delay_ms
void delay_ms(uint16_t ms)
Definition: b15f.cpp:290
B15F::getInstance
static B15F & getInstance(void)
Definition: b15f.cpp:300
B15F
Definition: b15f.h:24
B15F::abort
static void abort(std::string msg)
Definition: b15f.cpp:322
B15F::analogRead
uint16_t analogRead(uint8_t channel)
Definition: b15f.cpp:219
B15F::digitalRead1
uint8_t digitalRead1(void)
Definition: b15f.cpp:181
B15F::reconnect
void reconnect(void)
Definition: b15f.cpp:57
DriverException
Definition: driverexception.h:8