B15F Board 15 Famulus Edition

view_monitor.cpp
1 #include "view_monitor.h"
2
3 ViewMonitor::ViewMonitor() : t_worker(&ViewMonitor::worker, this)
4 {
5 }
6
7 call_t ViewMonitor::keypress(int& key)
8 {
9 switch(key)
10 {
11
12 case KEY_MOUSE:
13 {
14 // http://pronix.linuxdelta.de/C/Linuxprogrammierung/Linuxsystemprogrammieren_C_Kurs_Kapitel10b.shtml
15 MEVENT event;
16 bool hit = false;
17 if(getmouse(&event) == OK && event.bstate & (BUTTON1_CLICKED | BUTTON1_DOUBLE_CLICKED))
18 {
19 size_t column = start_x + close_offset_x;
20 size_t row = start_y + close_offset_y;
21 size_t mouse_x = event.x, mouse_y = event.y;
22 if(mouse_y == row && mouse_x >= column && mouse_x < column + label_close.length())
23 hit = true;
24 }
25 if(!hit)
26 break;
27
28 // fall through to next case
29 [[fallthrough]];
30 }
31 case KEY_ENT:
32 run_worker = false;
33 key = -1; // do return from view
34 wclear(win);
35 wrefresh(win);
36 t_worker.join();
37 break;
38 default:
39 break;
40 }
41 return calls[0];
42 }
43
44 std::string ViewMonitor::fancyDigitalString(uint8_t& b)
45 {
46 std::string bitstring(std::bitset<8>(b).to_string());
47 std::reverse(bitstring.begin(), bitstring.end());
48
49 std::stringstream str;
50 str << bitstring;
51 str << " ";
52 str << "0x" << std::setfill ('0') << std::setw(2) << std::hex << (int) b << std::dec;
53 return str.str();
54 }
55
56 std::string ViewMonitor::fancyAnalogString(uint16_t& v)
57 {
58 std::stringstream str;
59 double volt = round(v * 100.0 * 5.0 / 1023.0) / 100.0;
60
61 str << std::setfill ('0') << std::setw(4) << (int) v << " " << std::fixed << std::setprecision(2) << volt << " V ";
62
63 str << "[";
64 uint8_t p = round(v * 40.0 / 1023.0);
65 for(uint8_t i = 0; i < p; i++)
66 str << "X";
67 for(uint8_t i = 0; i < 40 - p; i++)
68 str << " ";
69 str << "]" << std::endl;
70
71 return str.str();
72 }
73
74 void ViewMonitor::worker()
75 {
76 B15F& drv = B15F::getInstance();
77 while(run_worker)
78 {
79 try
80 {
81
82 #ifdef __arm__
83 // Raspberry Pi is much slower
84 std::this_thread::sleep_for(std::chrono::milliseconds(1000));
85 #else
86 // normal PC is faster
87 std::this_thread::sleep_for(std::chrono::milliseconds(100));
88 #endif
89
90 uint8_t be0 = drv.digitalRead0();
91 uint8_t be1 = drv.digitalRead1();
92 uint8_t dsw = drv.readDipSwitch();
93 uint16_t adc[8];
94 for(uint8_t i = 0; i < sizeof(adc) / sizeof(adc[0]); i++)
95 adc[i] = drv.analogRead(i);
96
97
98 std::stringstream str;
99
100 // hline
101 for(uint8_t i = 0; i < width - 2 * text_offset_x; i++)
102 if(i % 2 == 0)
103 str << "-";
104 else
105 str << " ";
106 str << std::endl;
107
108 str << "Digitale Enigaenge:" << std::endl;
109 str << "Binaere Eingabe 0: " << fancyDigitalString(be0) << std::endl;
110 str << "Binaere Eingabe 1: " << fancyDigitalString(be1) << std::endl;
111 str << "Dip Schalter (S7): " << fancyDigitalString(dsw) << std::endl;
112
113 // hline
114 for(uint8_t i = 0; i < width - 2 * text_offset_x; i++)
115 if(i % 2 == 0)
116 str << "-";
117 else
118 str << " ";
119 str << std::endl;
120
121 str << "Analoge Eingaenge:" << std::endl;
122 for(uint8_t i = 0; i < sizeof(adc) / sizeof(adc[0]); i++)
123 {
124 str << "Kanal " << std::to_string((int) i) << ": ";
125 str << fancyAnalogString(adc[i]) << std::endl;
126 }
127
128 text = str.str();
129 repaint();
130 }
131 catch(DriverException& ex)
132 {
133 std::cout << "DriverException: " << ex.what() << std::endl;
134 drv.delay_ms(1000);
135 }
136 catch(...)
137 {
138 try
139 {
140 drv.reconnect();
141 }
142 catch(...)
143 {
144 B15F::abort("Die Verbindung ist unterbrochen worden. Wurde ein Stecker gezogen? :D");
145 return;
146 }
147 }
148 }
149 }
ViewMonitor
Definition: view_monitor.h:13
B15F::digitalRead0
uint8_t digitalRead0(void)
Definition: b15f.cpp:251
B15F::readDipSwitch
uint8_t readDipSwitch(void)
Definition: b15f.cpp:283
B15F::delay_ms
void delay_ms(uint16_t ms)
Definition: b15f.cpp:141
B15F::getInstance
static B15F & getInstance(void)
Definition: b15f.cpp:10
B15F
Definition: b15f.h:38
B15F::abort
static void abort(std::string msg)
Definition: b15f.cpp:175
B15F::analogRead
uint16_t analogRead(uint8_t channel)
Definition: b15f.cpp:336
B15F::digitalRead1
uint8_t digitalRead1(void)
Definition: b15f.cpp:267
B15F::reconnect
void reconnect(void)
Definition: b15f.cpp:18
DriverException
Definition: driverexception.h:10