Tools.h

Go to the documentation of this file.

 
#pragma once
 
#include "configuration/HardwareConfiguration.h"
 
#include <ViewBase.h>
#include <WiFi.h>
 
class Tools {
public:
  static void tickWifiSymbol(LiquidCrystal_PCF8574* display, bool forceRedraw) {
    static uint8_t lastDrawnSymbol = 0;
    if (forceRedraw) {
      lastDrawnSymbol = 0;
    }
 
    // get signal strength
    long rssi = WiFi.RSSI();
 
    if ((rssi < -80) || (rssi >= 0)) {
      if (lastDrawnSymbol != lcd::ViewBase::scWifiSignal0) {
        display->setCursor(19, 0);
        display->write(lcd::ViewBase::scWifiSignal0);
        lastDrawnSymbol = lcd::ViewBase::scWifiSignal0;
      }
    }
    else if (rssi < -70) {
      if (lastDrawnSymbol != lcd::ViewBase::scWifiSignal1) {
        display->setCursor(19, 0);
        display->write(lcd::ViewBase::scWifiSignal1);
        lastDrawnSymbol = lcd::ViewBase::scWifiSignal1;
      }
    }
    else if (rssi < -67) {
      if (lastDrawnSymbol != lcd::ViewBase::scWifiSignal2) {
        display->setCursor(19, 0);
        display->write(lcd::ViewBase::scWifiSignal2);
        lastDrawnSymbol = lcd::ViewBase::scWifiSignal2;
      }
    }
    else if (rssi < -30) {
      if (lastDrawnSymbol != lcd::ViewBase::scWifiSignal3) {
        display->setCursor(19, 0);
        display->write(lcd::ViewBase::scWifiSignal3);
        lastDrawnSymbol = lcd::ViewBase::scWifiSignal3;
      }
    }
  }
 
public:
  static void waitAnimation(LiquidCrystal_PCF8574* display, std::function<bool()> stillActive) {
    while (stillActive()) {
      for (int i = 0; (i < 20) && stillActive(); i++) {
        if (i == 0) {
          display->setCursor(19, 3);
          display->print(' ');
          display->setCursor(i, 3);
          display->print('*');
        }
        else {
          display->setCursor(i - 1, 3);
          display->print(" *");
        }
 
        delay(100);
      }
    }
  }
};