155 lines
3.3 KiB
C++
155 lines
3.3 KiB
C++
/*
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* Display.cpp
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*
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* Created on: Mar 4, 2018
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* Author: chris.l
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*/
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#include <stdarg.h>
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#include <time.h>
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#include "ESP8266WiFi.h"
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#include "Display.h"
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#include "Log.h"
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#include "DialogInput_plain_10.h"
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static const char* TAG = "Display";
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Display::Display(GPS& gps, NTP& ntp, uint8_t sda, uint8_t scl) : _dsp(0x3c, sda, scl), _gps(gps), _ntp(ntp)
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{
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// TODO Auto-generated constructor stub
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}
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Display::~Display()
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{
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// TODO Auto-generated destructor stub
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}
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void Display::begin()
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{
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logger.info(TAG, "initializing display");
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if (!_dsp.init())
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{
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logger.error(TAG, "display.init() failed!");
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}
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_dsp.flipScreenVertically();
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font(ArialMT_Plain_10);
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}
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void Display::end()
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{
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_dsp.end();
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}
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void Display::process()
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{
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time_t secs = _gps.getSeconds();;
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struct tm tm;
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gmtime_r(&secs, &tm);
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clear();
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font(DialogInput_plain_10);
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IPAddress ip = WiFi.localIP();
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const char* wifi_status_str;
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int wifi_status = WiFi.status();
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switch (wifi_status)
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{
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case WL_CONNECTED:
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wifi_status_str = "READY";
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break;
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case WL_NO_SSID_AVAIL:
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wifi_status_str = "NSSID";
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break;
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case WL_CONNECT_FAILED:
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wifi_status_str = "FAIL";
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break;
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case WL_IDLE_STATUS:
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wifi_status_str = "IDLE";
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break;
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case WL_DISCONNECTED:
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wifi_status_str = "DISCON";
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break;
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default:
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wifi_status_str = "<UNK>";
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break;
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}
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align(TEXT_ALIGN_CENTER);
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print(64, 0, "%04d/%02d/%02d %02d:%02d:%02d",
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tm.tm_year+1900,
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tm.tm_mon+1,
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tm.tm_mday,
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tm.tm_hour,
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tm.tm_min,
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tm.tm_sec);
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align(TEXT_ALIGN_LEFT);
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print(0, 10, "Sats: %d", _gps.getSatelliteCount());
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print(0, 20, "Reqs: %d", _ntp.getReqCount());
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print(0, 30, "Rsps: %d", _ntp.getRspCount());
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if (_gps.isValid())
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{
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uint32_t seconds = secs - _gps.getValidSince();
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uint32_t days = seconds / 86400;
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seconds -= days * 86400;
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uint32_t hours = seconds /3600;
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seconds -= hours * 3600;
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uint32_t minutes = seconds / 60;
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seconds -= minutes * 60;
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align(TEXT_ALIGN_RIGHT);
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print(127, 40, "%dd %02dh %02dm %02ds", days, hours, minutes, seconds);
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}
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else
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{
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if (_gps.isGPSValid())
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{
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align(TEXT_ALIGN_LEFT);
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print(0, 40, "Valid in: %d", _gps.getValidDelay());
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}
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else
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{
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align(TEXT_ALIGN_CENTER);
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print(64, 40, "GPS NOT VALID");
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}
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}
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align(TEXT_ALIGN_RIGHT);
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print(127, 50, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
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align(TEXT_ALIGN_LEFT);
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print(0, 50, "%s", wifi_status_str);
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display();
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}
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void Display::clear()
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{
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_dsp.clear();
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}
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void Display::display()
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{
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_dsp.display();
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}
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void Display::font(const char* fontData)
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{
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_dsp.setFont(fontData);
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}
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void Display::align(OLEDDISPLAY_TEXT_ALIGNMENT alignment)
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{
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_dsp.setTextAlignment(alignment);
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}
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void Display::print(int16_t x, int16_t y, const char* fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vsnprintf(_buffer, DISPLAY_BUFFER_LEN, fmt, ap);
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_buffer[DISPLAY_BUFFER_LEN-1] = '\0';
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va_end(ap);
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_dsp.drawString(x, y, _buffer);
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}
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