--- /dev/null
+#include <FS.h> //this needs to be first, or it all crashes and burns...
+#include "SPIFFS.h"
+#include <WiFi.h> //https://github.com/esp8266/Arduino
+//needed for library
+#include <DNSServer.h>
+#include <WebServer.h>
+#include <WiFiManager.h> //https://github.com/tzapu/WiFiManager
+
+#include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson
+
+#include <time.h> // Built-in
+#include <SPI.h> // Built-in
+
+#include <HTTPClient.h>
+
+#include <GxEPD2_BW.h>
+#include <U8g2_for_Adafruit_GFX.h>
+
+#include <time.h>
+#include <sys/time.h>
+
+#include "weather_types.h"
+
+#define SCREEN_WIDTH 800 // Set for landscape mode
+#define SCREEN_HEIGHT 480
+
+enum alignment {LEFT, RIGHT, CENTER};
+
+// Connections for e.g. Waveshare ESP32 e-Paper Driver Board
+static const uint8_t EPD_BUSY = 25;
+static const uint8_t EPD_CS = 15;
+static const uint8_t EPD_RST = 26;
+static const uint8_t EPD_DC = 27;
+static const uint8_t EPD_SCK = 13;
+static const uint8_t EPD_MISO = 12; // Master-In Slave-Out not used, as no data from display
+static const uint8_t EPD_MOSI = 14;
+
+GxEPD2_BW<GxEPD2_750_T7, GxEPD2_750_T7::HEIGHT> display(GxEPD2_750_T7(/*CS=*/ EPD_CS, /*DC=*/ EPD_DC, /*RST=*/ EPD_RST, /*BUSY=*/ EPD_BUSY)); // B/W display
+//GxEPD2_3C<GxEPD2_750c, GxEPD2_750c::HEIGHT> display(GxEPD2_750(/*CS=*/ EPD_CS, /*DC=*/ EPD_DC, /*RST=*/ EPD_RST, /*BUSY=*/ EPD_BUSY)); // 3-colour displays
+// use GxEPD_BLACK or GxEPD_WHITE or GxEPD_RED or GxEPD_YELLOW depending on display type
+
+U8G2_FOR_ADAFRUIT_GFX u8g2Fonts;
+
+#include "fonts.h"
+
+//define your default values here, if there are different values in config.json, they are overwritten.
+char api_key[40] = ""; // See: https://openweathermap.org/ // It's free to get an API key, but don't take more than 60 readings/minute!
+char latitude[8] = "55.5";
+char longitude[8] = "37.5";
+char language[4] = "RU"; // NOTE: Only the weather description is translated by OWM
+ // Examples: Arabic (AR) Czech (CZ) English (EN) Greek (EL) Persian(Farsi) (FA) Galician (GL) Hungarian (HU) Japanese (JA)
+ // Korean (KR) Latvian (LA) Lithuanian (LT) Macedonian (MK) Slovak (SK) Slovenian (SL) Vietnamese (VI)
+
+char current_weather_server[255] = "";
+char current_weather_uri[255] = "";
+char current_weather_pressure[40] = "PRESSURE";
+char current_weather_temperature[40] = "TEMPERATURE_C";
+char current_weather_humidity[40] = "HUMIDITY";
+char current_weather_windspeed[40] = "";
+char current_weather_lux[40] = "LUX";
+
+const char server[] = "api.openweathermap.org";
+
+int SleepDuration = 10;
+
+//flag for saving data
+bool shouldSaveConfig = false;
+
+//callback notifying us of the need to save config
+void saveConfigCallback () {
+ Serial.println("Should save config");
+ shouldSaveConfig = true;
+}
+
+void DisplaySetup() {
+ display.init(115200, true, 2); // init(uint32_t serial_diag_bitrate, bool initial, uint16_t reset_duration, bool pulldown_rst_mode)
+ SPI.end();
+ SPI.begin(EPD_SCK, EPD_MISO, EPD_MOSI, EPD_CS);
+ u8g2Fonts.begin(display); // connect u8g2 procedures to Adafruit GFX
+ u8g2Fonts.setFontMode(1); // use u8g2 transparent mode (this is default)
+ u8g2Fonts.setFontDirection(0); // left to right (this is default)
+ u8g2Fonts.setForegroundColor(GxEPD_BLACK); // apply Adafruit GFX color
+ u8g2Fonts.setBackgroundColor(GxEPD_WHITE); // apply Adafruit GFX color
+ SetCyrFont(10);
+ display.fillScreen(GxEPD_WHITE);
+ display.setFullWindow();
+}
+
+void WiFiSetup() {
+
+ // The extra parameters to be configured (can be either global or just in the setup)
+ // After connecting, parameter.getValue() will get you the configured value
+ // id/name placeholder/prompt default length
+ WiFiManagerParameter custom_api_key("api_key", "OWN API key", api_key, 40);
+ WiFiManagerParameter custom_latitude("latitide", "Latitude", latitude, 8);
+ WiFiManagerParameter custom_longitude("longitude", "Longitude", longitude, 8);
+ WiFiManagerParameter custom_language("language", "Language", language, 4);
+ WiFiManagerParameter custom_current_weather_server("current_weather_server", "Weather server", current_weather_server, 255);
+ WiFiManagerParameter custom_current_weather_uri("current_weather_uri", "Weather URI", current_weather_uri, 255);
+ WiFiManagerParameter custom_current_weather_pressure("current_weather_pressure", "Pressure key", current_weather_pressure, 40);
+ WiFiManagerParameter custom_current_weather_temperature("current_weather_temperature", "Temperature key", current_weather_temperature, 40);
+ WiFiManagerParameter custom_current_weather_humidity("current_weather_humidity", "Humidity key", current_weather_humidity, 40);
+ WiFiManagerParameter custom_current_weather_windspeed("current_weather_windspeed", "Windspeed key", current_weather_windspeed, 40);
+ WiFiManagerParameter custom_current_weather_lux("current_weather_lux", "Lux key", current_weather_lux, 40);
+
+ //WiFiManager
+ //Local intialization. Once its business is done, there is no need to keep it around
+ WiFiManager wifiManager;
+
+ //set config save notify callback
+ wifiManager.setSaveConfigCallback(saveConfigCallback);
+
+ //add all your parameters here
+ wifiManager.addParameter(&custom_api_key);
+ wifiManager.addParameter(&custom_latitude);
+ wifiManager.addParameter(&custom_longitude);
+ wifiManager.addParameter(&custom_language);
+ wifiManager.addParameter(&custom_current_weather_server);
+ wifiManager.addParameter(&custom_current_weather_uri);
+ wifiManager.addParameter(&custom_current_weather_pressure);
+ wifiManager.addParameter(&custom_current_weather_temperature);
+ wifiManager.addParameter(&custom_current_weather_humidity);
+ wifiManager.addParameter(&custom_current_weather_windspeed);
+ wifiManager.addParameter(&custom_current_weather_lux);
+
+ wifiManager.setTimeout(300);
+
+ if (!wifiManager.startConfigPortal()) {
+ Serial.println("failed to connect and hit timeout");
+ delay(3000);
+ //reset and try again, or maybe put it to deep sleep
+ ESP.restart();
+ }
+
+ //if you get here you have connected to the WiFi
+ Serial.println("connected...");
+
+ //read updated parameters
+ strcpy(api_key, custom_api_key.getValue());
+ strcpy(latitude, custom_latitude.getValue());
+ strcpy(longitude, custom_longitude.getValue());
+ strcpy(language, custom_language.getValue());
+ strcpy(current_weather_server, custom_current_weather_server.getValue());
+ strcpy(current_weather_uri, custom_current_weather_uri.getValue());
+ strcpy(current_weather_pressure, custom_current_weather_pressure.getValue());
+ strcpy(current_weather_temperature, custom_current_weather_temperature.getValue());
+ strcpy(current_weather_humidity, custom_current_weather_humidity.getValue());
+ strcpy(current_weather_windspeed, custom_current_weather_windspeed.getValue());
+ strcpy(current_weather_lux, custom_current_weather_lux.getValue());
+
+ //save the custom parameters to FS
+ if (shouldSaveConfig) {
+ Serial.println("saving config");
+ DynamicJsonDocument json(1024);
+ json["api_key"] = api_key;
+ json["latitude"] = latitude;
+ json["longitude"] = longitude;
+ json["language"] = language;
+ json["current_weather_server"] = current_weather_server;
+ json["current_weather_uri"] = current_weather_uri;
+ json["current_weather_pressure"] = current_weather_pressure;
+ json["current_weather_temperature"] = current_weather_temperature;
+ json["current_weather_humidity"] = current_weather_humidity;
+ json["current_weather_windspeed"] = current_weather_windspeed;
+ json["current_weather_lux"] = current_weather_lux;
+
+ File configFile = SPIFFS.open("/config.json", "w");
+ if (!configFile) {
+ Serial.println("failed to open config file for writing");
+ }
+
+ serializeJson(json, Serial);
+ serializeJson(json, configFile);
+ configFile.close();
+ //end save
+ }
+
+}
+
+void setup() {
+ byte need_setup = false;
+ // put your setup code here, to run once:
+ Serial.begin(115200);
+ Serial.println();
+
+ //read configuration from FS json
+ Serial.println("mounting FS...");
+
+ if (SPIFFS.begin(true)) {
+ Serial.println("mounted file system");
+ if (SPIFFS.exists("/config.json")) {
+ //file exists, reading and loading
+ Serial.println("reading config file");
+ File configFile = SPIFFS.open("/config.json", "r");
+ if (configFile) {
+ Serial.println("opened config file");
+ size_t size = configFile.size();
+ // Allocate a buffer to store contents of the file.
+ std::unique_ptr<char[]> buf(new char[size]);
+
+ configFile.readBytes(buf.get(), size);
+
+ DynamicJsonDocument json(1024);
+ auto deserializeError = deserializeJson(json, buf.get());
+ serializeJson(json, Serial);
+ if ( ! deserializeError ) {
+ Serial.println("\nparsed json");
+ if (json.containsKey("api_key")) { strcpy(api_key, json["api_key"]); }
+ if (json.containsKey("latitude")) { strcpy(latitude, json["latitude"]); }
+ if (json.containsKey("longitude")) { strcpy(longitude, json["longitude"]); }
+ if (json.containsKey("language")) { strcpy(language, json["language"]); }
+ if (json.containsKey("current_weather_server")) { strcpy(current_weather_server, json["current_weather_server"]); }
+ if (json.containsKey("current_weather_uri")) { strcpy(current_weather_uri, json["current_weather_uri"]); }
+ if (json.containsKey("current_weather_pressure")) { strcpy(current_weather_pressure, json["current_weather_pressure"]); }
+ if (json.containsKey("current_weather_temperature")) { strcpy(current_weather_temperature, json["current_weather_temperature"]); }
+ if (json.containsKey("current_weather_humidity")) { strcpy(current_weather_humidity, json["current_weather_humidity"]); }
+ if (json.containsKey("current_weather_windspeed")) { strcpy(current_weather_windspeed, json["current_weather_windspeed"]); }
+ if (json.containsKey("current_weather_lux")) { strcpy(current_weather_lux, json["current_weather_lux"]); }
+ } else {
+ Serial.println("failed to load json config");
+ }
+ configFile.close();
+ } else {
+ need_setup = true;
+ }
+ } else {
+ need_setup = true;
+ }
+ } else {
+ Serial.println("failed to mount FS");
+ }
+ //end read
+
+ if (need_setup) {
+ WiFiSetup();
+ } else {
+ WiFiManager wifiManager;
+ wifiManager.setTimeout(10);
+ if(!wifiManager.autoConnect()) {
+ Serial.println("failed to connect and hit timeout");
+ delay(3000);
+ ESP.restart();
+ }
+ }
+
+ Serial.println("\nlocal ip");
+ Serial.println(WiFi.localIP());
+
+ DisplaySetup();
+
+}
+
+int TimeZoneOffset;
+int SunRise, SunSet;
+
+int HourlyDT[MaxHourlyFC];
+float HourlyTemp[MaxHourlyFC];
+float HourlyFeelsLike[MaxHourlyFC];
+float HourlyPressure[MaxHourlyFC];
+float HourlyHumidity[MaxHourlyFC];
+float HourlyClouds[MaxHourlyFC];
+float HourlyWindSpeed[MaxHourlyFC];
+float HourlyRain[MaxHourlyFC];
+float HourlySnow[MaxHourlyFC];
+float HourlyPrecip[MaxHourlyFC];
+
+int DailyDT[MaxDailyFC];
+float DailyTempMin[MaxDailyFC];
+float DailyTempMax[MaxDailyFC];
+float DailyFeelsLikeMin[MaxDailyFC];
+float DailyFeelsLikeMax[MaxDailyFC];
+float DailyPressure[MaxDailyFC];
+float DailyHumidity[MaxDailyFC];
+float DailyClouds[MaxDailyFC];
+float DailyWindSpeed[MaxDailyFC];
+float DailyRain[MaxDailyFC];
+float DailySnow[MaxDailyFC];
+float DailyPrecip[MaxDailyFC];
+
+String UnixTime(int unix_time) {
+ time_t tm = unix_time;
+ struct tm *now_tm = localtime(&tm);
+ char output[40];
+ strftime(output, sizeof(output), "%H:%M %d/%m/%y", now_tm);
+ return output;
+}
+
+String UnixTimeOnly(int unix_time) {
+ time_t tm = unix_time;
+ struct tm *now_tm = localtime(&tm);
+ char output[40];
+ strftime(output, sizeof(output), "%H:%M", now_tm);
+ return output;
+}
+
+String UnixDate(int unix_time) {
+ time_t tm = unix_time;
+ struct tm *now_tm = localtime(&tm);
+ char output[40];
+ strftime(output, sizeof(output), "%d/%m/%y", now_tm);
+ return output;
+}
+
+bool DecodeWeather(WiFiClient& json) {
+ DynamicJsonDocument doc(35 * 1024);
+ // Deserialize the JSON document
+ DeserializationError error = deserializeJson(doc, json);
+ // Test if parsing succeeds.
+ if (error) {
+ Serial.print(F("deserializeJson() failed: "));
+ Serial.println(error.c_str());
+ return false;
+ }
+ // convert it to a JsonObject
+ JsonObject root = doc.as<JsonObject>();
+
+ TimeZoneOffset = root["timezone_offset"].as<int>();
+
+ SunRise = root["current"]["sunrise"].as<int>();
+ SunSet = root["current"]["sunset"].as<int>();
+
+ CurrentWeather.dt = root["current"]["dt"].as<int>();
+ CurrentWeather.temp = root["current"]["temp"].as<float>();
+ CurrentWeather.feels_like = root["current"]["feels_like"].as<float>();
+ CurrentWeather.pressure = 0.75 * root["current"]["pressure"].as<float>();
+ CurrentWeather.humidity = root["current"]["humidity"].as<float>();
+ CurrentWeather.clouds = root["current"]["clouds"].as<float>();
+ CurrentWeather.wind_speed = root["current"]["wind_speed"].as<float>();
+ CurrentWeather.wind_deg = root["current"]["wind_deg"].as<float>();
+ CurrentWeather.rain = root["current"]["rain"]["1h"].as<float>();
+ CurrentWeather.snow = root["current"]["snow"]["1h"].as<float>();
+ CurrentWeather.description = root["current"]["weather"][0]["description"].as<char*>();
+ CurrentWeather.icon = root["current"]["weather"][0]["icon"].as<char*>();
+
+ struct timeval now = { .tv_sec = CurrentWeather.dt };
+ settimeofday(&now, NULL);
+
+ JsonArray hourly = root["hourly"];
+ for (byte i=0; i<MaxHourlyFC; i++) {
+ HourlyDT[i] = HourlyForecasts[i].dt = hourly[i]["dt"].as<int>();
+ HourlyTemp[i] = HourlyForecasts[i].temp = hourly[i]["temp"].as<float>();
+ HourlyFeelsLike[i] = HourlyForecasts[i].feels_like = hourly[i]["feels_like"].as<float>();
+ HourlyPressure[i] = HourlyForecasts[i].pressure = 0.75 * hourly[i]["pressure"].as<float>();
+ HourlyHumidity[i] = HourlyForecasts[i].humidity = hourly[i]["humidity"].as<float>();
+ HourlyClouds[i] = HourlyForecasts[i].clouds = hourly[i]["clouds"].as<float>();
+ HourlyWindSpeed[i] = HourlyForecasts[i].wind_speed = hourly[i]["wind_speed"].as<float>();
+ HourlyForecasts[i].wind_deg = hourly[i]["wind_deg"].as<float>();
+ HourlyRain[i] = HourlyForecasts[i].rain = hourly[i]["rain"]["1h"].as<float>();
+ HourlySnow[i] = HourlyForecasts[i].snow = hourly[i]["snow"]["1h"].as<float>();
+ HourlyPrecip[i] = HourlyRain[i] + HourlySnow[i];
+ HourlyForecasts[i].description = hourly[i]["weather"][0]["description"].as<char*>();
+ HourlyForecasts[i].icon = hourly[i]["weather"][0]["icon"].as<char*>();
+ }
+
+ JsonArray daily = root["daily"];
+ for (byte i=0; i<MaxDailyFC; i++) {
+ DailyDT[i] = DailyForecasts[i].dt = daily[i]["dt"].as<int>();
+ DailyTempMin[i] = DailyForecasts[i].temp_min = daily[i]["temp"]["min"].as<float>();
+ DailyFeelsLikeMin[i] = DailyForecasts[i].feels_like_min = daily[i]["feels_like"]["min"].as<float>();
+ DailyTempMax[i] = DailyForecasts[i].temp_max = daily[i]["temp"]["max"].as<float>();
+ DailyFeelsLikeMax[i] = DailyForecasts[i].feels_like_max = daily[i]["feels_like"]["max"].as<float>();
+ DailyPressure[i] = DailyForecasts[i].pressure = 0.75 * daily[i]["pressure"].as<float>();
+ DailyHumidity[i] = DailyForecasts[i].humidity = daily[i]["humidity"].as<float>();
+ DailyClouds[i] = DailyForecasts[i].clouds = daily[i]["clouds"].as<float>();
+ DailyWindSpeed[i] = DailyForecasts[i].wind_speed = daily[i]["wind_speed"].as<float>();
+ DailyForecasts[i].wind_deg = daily[i]["wind_deg"].as<float>();
+ DailyRain[i] = DailyForecasts[i].rain = daily[i]["rain"].as<float>();
+ DailySnow[i] = DailyForecasts[i].snow = daily[i]["snow"].as<float>();
+ DailyPrecip[i] = DailyRain[i] + DailySnow[i];
+ DailyForecasts[i].description = daily[i]["weather"][0]["description"].as<char*>();
+ DailyForecasts[i].icon = daily[i]["weather"][0]["icon"].as<char*>();
+ }
+
+ return true;
+}
+
+bool GetWeather(WiFiClient& client) {
+ client.stop(); // close connection before sending a new request
+ HTTPClient http;
+ char uri[128];
+ sprintf(uri,"/data/2.5/onecall?lat=%s&lon=%s&appid=%s&lang=%s&units=metric",latitude,longitude,api_key,language);
+ http.useHTTP10(true);
+ Serial.println("Connecting...");
+ http.begin(client, server, 80, uri);
+ int httpCode = http.GET();
+ if(httpCode == HTTP_CODE_OK) {
+ if (!DecodeWeather(http.getStream())) return false;
+ client.stop();
+ http.end();
+ return true;
+ } else {
+ Serial.printf("connection failed, error: %s\n", http.errorToString(httpCode).c_str());
+ client.stop();
+ http.end();
+ return false;
+ }
+ http.end();
+ return true;
+}
+
+bool DecodeCurrentWeather(WiFiClient& json) {
+ DynamicJsonDocument doc(35 * 1024);
+ // Deserialize the JSON document
+ DeserializationError error = deserializeJson(doc, json);
+ // Test if parsing succeeds.
+ if (error) {
+ Serial.print(F("deserializeJson() failed: "));
+ Serial.println(error.c_str());
+ return false;
+ }
+ // convert it to a JsonObject
+ JsonObject root = doc.as<JsonObject>();
+
+ if (current_weather_pressure[0] && root.containsKey(current_weather_pressure)) {
+ CurrentWeather.pressure = root[current_weather_pressure].as<float>();
+ }
+ if (current_weather_temperature[0] && root.containsKey(current_weather_temperature)) {
+ CurrentWeather.temp = root[current_weather_temperature].as<float>();
+ }
+ if (current_weather_humidity[0] && root.containsKey(current_weather_humidity)) {
+ CurrentWeather.humidity = root[current_weather_humidity].as<float>();
+ }
+ if (current_weather_windspeed[0] && root.containsKey(current_weather_windspeed)) {
+ CurrentWeather.wind_speed = root[current_weather_windspeed].as<float>();
+ }
+
+ float Ro = (CurrentWeather.humidity/100) * 6.105 * pow(2.712828, 17.27 * CurrentWeather.temp/(237.7+CurrentWeather.temp));
+ CurrentWeather.feels_like = CurrentWeather.temp + 0.348*Ro - 0.70*CurrentWeather.wind_speed - 4.25;
+ if (current_weather_lux[0] && root.containsKey(current_weather_lux)) {
+ float wm2 = root[current_weather_lux].as<float>()/685;
+ CurrentWeather.feels_like = CurrentWeather.feels_like + 0.70*wm2/(CurrentWeather.wind_speed + 10);
+ }
+ Serial.print("Calculated feels like: ");
+ Serial.println(CurrentWeather.feels_like);
+
+ return true;
+}
+
+
+bool GetCurrentWeather(WiFiClient& client) {
+ if (current_weather_server) {
+ client.stop(); // close connection before sending a new request
+ HTTPClient http;
+ http.useHTTP10(true);
+ Serial.println("Connecting...");
+ http.begin(client, current_weather_server, 80, current_weather_uri);
+ int httpCode = http.GET();
+ if(httpCode == HTTP_CODE_OK) {
+ if (!DecodeCurrentWeather(http.getStream())) return false;
+ client.stop();
+ http.end();
+ return true;
+ } else {
+ Serial.printf("connection failed, error: %s\n", http.errorToString(httpCode).c_str());
+ client.stop();
+ http.end();
+ return false;
+ }
+ http.end();
+ }
+ return true;
+}
+
+void arrow(int x, int y, int asize, float aangle, int pwidth, int plength) {
+ float dx = (asize) * cos((aangle - 90) * PI / 180) + x; // calculate X position
+ float dy = (asize) * sin((aangle - 90) * PI / 180) + y; // calculate Y position
+ float x1 = 0; float y1 = plength;
+ float x2 = pwidth / 2; float y2 = pwidth / 2;
+ float x3 = -pwidth / 2; float y3 = pwidth / 2;
+ float angle = aangle * PI / 180 - 135;
+ float xx1 = x1 * cos(angle) - y1 * sin(angle) + dx;
+ float yy1 = y1 * cos(angle) + x1 * sin(angle) + dy;
+ float xx2 = x2 * cos(angle) - y2 * sin(angle) + dx;
+ float yy2 = y2 * cos(angle) + x2 * sin(angle) + dy;
+ float xx3 = x3 * cos(angle) - y3 * sin(angle) + dx;
+ float yy3 = y3 * cos(angle) + x3 * sin(angle) + dy;
+ display.fillTriangle(xx1, yy1, xx3, yy3, xx2, yy2, GxEPD_BLACK);
+}
+
+void drawString(int x, int y, String text, alignment align) {
+ uint16_t w, h;
+ display.setTextWrap(false);
+ w = u8g2Fonts.getUTF8Width(text.c_str());
+ h = u8g2Fonts.getFontAscent();
+ if (align == RIGHT) x = x - w;
+ if (align == CENTER) x = x - w / 2;
+ u8g2Fonts.setCursor(x, y + h / 2);
+ u8g2Fonts.print(text);
+}
+
+String WindDegToDirection(float winddirection) {
+ if (winddirection >= 337.5 || winddirection < 22.5) return "С";
+ if (winddirection >= 22.5 && winddirection < 67.5) return "СВ";
+ if (winddirection >= 67.5 && winddirection < 112.5) return "В";
+ if (winddirection >= 112.5 && winddirection < 157.5) return "ЮВ";
+ if (winddirection >= 157.5 && winddirection < 202.5) return "Ю";
+ if (winddirection >= 202.5 && winddirection < 247.5) return "ЮЗ";
+ if (winddirection >= 247.5 && winddirection < 292.5) return "З";
+ if (winddirection >= 292.5 && winddirection < 337.5) return "СЗ";
+ return "?";
+}
+
+void DrawBlock(int x1, int x2, int y1, int y2) {
+ display.fillRect(x1+3, y1+3, x2-x1, y2-y1, GxEPD_BLACK);
+ display.fillRect(x1, y1, x2-x1, y2-y1, GxEPD_WHITE);
+ display.drawRect(x1, y1, x2-x1, y2-y1, GxEPD_BLACK);
+}
+
+void DisplayCurrent(int x1, int x2, int y1, int y2, WeatherRecord weather) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ int x = (x1 + x2)/2;
+ int y = (y1 + y2)/2;
+ int h = (y2 - y1)/3;
+ int w = (x2 - x1)/4;
+ if (h<w) { w = h; }
+ SetNumFont(w);
+ drawString(x, y1+w*2/3, String(weather.temp,1) + "°", CENTER);
+ SetCyrFont(w/4);
+ drawString(x, y1+w*3/2, "ощущается как", CENTER);
+ SetNumFont(w*2/3);
+ drawString(x, y1+w*2, String(weather.feels_like,1) + "°", CENTER);
+ SetCyrFont(w/2);
+ drawString(x, y2-w/3, String(weather.humidity,0) + "% " + String(weather.pressure,0) + "мм", CENTER);
+}
+
+void DisplayWind(int x1, int x2, int y1, int y2, WeatherRecord weather) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ int r, dxo, dyo, dxi, dyi;
+ int x = (x1 + x2)/2;
+ int y = (y1 + y2)/2;
+ int r1 = (x2 - x1)/2;
+ int r2 = (y2 - y1)/2;
+ if (r1>r2) { r = r2; } else { r = r1; }
+ int w = r/5;
+ if (w>40) { w = 40; }
+ r = r - w;
+
+ String speedstr = String(weather.wind_speed,1);
+ speedstr.trim();
+
+ arrow (x, y, r-w, weather.wind_deg, w/2, w*7/8);
+
+ display.drawCircle(x, y, r, GxEPD_BLACK); // Draw compass circle
+ display.drawCircle(x, y, r + 1, GxEPD_BLACK); // Draw compass circle
+ display.drawCircle(x, y, r - w, GxEPD_BLACK); // Draw compass inner circle
+ display.drawCircle(x, y, r - w + 1, GxEPD_BLACK); // Draw compass inner circle
+ for (float a = 0; a < 360; a = a + 30) {
+ dxo = r * cos((a - 90) * PI / 180);
+ dyo = r * sin((a - 90) * PI / 180);
+ dxi = dxo * 0.9;
+ dyi = dyo * 0.9;
+ display.drawLine(dxo + x, dyo + y, dxi + x, dyi + y, GxEPD_BLACK);
+ }
+
+ SetCyrFont(w*2/3);
+ drawString(x, y - r - w/2, "С", CENTER);
+ drawString(x, y + r + w/2, "Ю", CENTER);
+ drawString(x - r - w/2, y, "З", CENTER);
+ drawString(x + r + w/2, y, "В", CENTER);
+ drawString(x - (r + w/2)*10/14, y - (r + w/2)*10/14, "сз", CENTER);
+ drawString(x - (r + w/2)*10/14, y + (r + w/2)*10/14, "юз", CENTER);
+ drawString(x + (r + w/2)*10/14, y + (r + w/2)*10/14, "юв", CENTER);
+ drawString(x + (r + w/2)*10/14, y - (r + w/2)*10/14, "св", CENTER);
+ SetNumFont(r*5/8);
+ drawString(x, y-r/8, speedstr, CENTER);
+ SetCyrFont(w);
+ drawString(x, y+r*3/8, "м/с", CENTER);
+
+}
+
+void drawsun(int x, int y, int scale, int linesize) {
+ display.fillRect(x - scale * 2, y, scale * 4, linesize, GxEPD_BLACK);
+ display.fillRect(x, y - scale * 2, linesize, scale * 4, GxEPD_BLACK);
+ display.drawLine(x - scale * 1.3, y - scale * 1.3, x + scale * 1.3, y + scale * 1.3, GxEPD_BLACK);
+ display.drawLine(x - scale * 1.3, y + scale * 1.3, x + scale * 1.3, y - scale * 1.3, GxEPD_BLACK);
+ if (linesize>1) {
+ display.drawLine(1 + x - scale * 1.3, y - scale * 1.3, 1 + x + scale * 1.3, y + scale * 1.3, GxEPD_BLACK);
+ display.drawLine(2 + x - scale * 1.3, y - scale * 1.3, 2 + x + scale * 1.3, y + scale * 1.3, GxEPD_BLACK);
+ display.drawLine(3 + x - scale * 1.3, y - scale * 1.3, 3 + x + scale * 1.3, y + scale * 1.3, GxEPD_BLACK);
+ display.drawLine(1 + x - scale * 1.3, y + scale * 1.3, 1 + x + scale * 1.3, y - scale * 1.3, GxEPD_BLACK);
+ display.drawLine(2 + x - scale * 1.3, y + scale * 1.3, 2 + x + scale * 1.3, y - scale * 1.3, GxEPD_BLACK);
+ display.drawLine(3 + x - scale * 1.3, y + scale * 1.3, 3 + x + scale * 1.3, y - scale * 1.3, GxEPD_BLACK);
+ }
+ display.fillCircle(x, y, scale * 1.3, GxEPD_WHITE);
+ display.fillCircle(x, y, scale, GxEPD_BLACK);
+ display.fillCircle(x, y, scale - linesize, GxEPD_WHITE);
+}
+
+void drawcloud(int x, int y, int scale, int linesize) {
+ //Draw cloud outer
+ display.fillCircle(x - scale * 3, y, scale, GxEPD_BLACK); // Left most circle
+ display.fillCircle(x + scale * 3, y, scale, GxEPD_BLACK); // Right most circle
+ display.fillCircle(x - scale, y - scale, scale * 1.4, GxEPD_BLACK); // left middle upper circle
+ display.fillCircle(x + scale * 1.5, y - scale * 1.3, scale * 1.75, GxEPD_BLACK); // Right middle upper circle
+ display.fillRect(x - scale * 3 - 1, y - scale, scale * 6, scale * 2 + 1, GxEPD_BLACK); // Upper and lower lines
+ //Clear cloud inner
+ display.fillCircle(x - scale * 3, y, scale - linesize, GxEPD_WHITE); // Clear left most circle
+ display.fillCircle(x + scale * 3, y, scale - linesize, GxEPD_WHITE); // Clear right most circle
+ display.fillCircle(x - scale, y - scale, scale * 1.4 - linesize, GxEPD_WHITE); // left middle upper circle
+ display.fillCircle(x + scale * 1.5, y - scale * 1.3, scale * 1.75 - linesize, GxEPD_WHITE); // Right middle upper circle
+ display.fillRect(x - scale * 3 + 2, y - scale + linesize - 1, scale * 5.9, scale * 2 - linesize * 2 + 2, GxEPD_WHITE); // Upper and lower lines
+}
+
+void drawraindrop(int x, int y, int scale) {
+ display.fillCircle(x, y, scale / 4, GxEPD_BLACK);
+ display.fillTriangle(x - scale / 4, y, x, y - scale, x + scale / 4, y , GxEPD_BLACK);
+ x = x + scale * 1.5; y = y + scale / 2;
+ display.fillCircle(x, y, scale / 4, GxEPD_BLACK);
+ display.fillTriangle(x - scale / 4, y, x, y - scale, x + scale / 4, y , GxEPD_BLACK);
+}
+
+void drawrain(int x, int y, int scale) {
+ for (int d = 0; d < 4; d++) {
+ drawraindrop(x + scale * (7.8 - d * 1.85) - scale * 5.2, y + scale * 2 - scale / 6, scale / 1.6);
+ }
+}
+
+void drawsnow(int x, int y, int scale) {
+ int dxo, dyo, dxi, dyi;
+ int delta = -scale/5;
+ for (int flakes = 0; flakes < 5; flakes++) {
+ for (int i = 0; i < 360; i = i + 60) {
+ dxo = 0.5 * scale * cos((i - 90) * 3.14 / 180); dxi = dxo * 0.1;
+ dyo = 0.5 * scale * sin((i - 90) * 3.14 / 180); dyi = dyo * 0.1;
+ display.drawLine(dxo + x + flakes * 1.5 * scale - scale * 3, dyo + y + delta + scale * 1.8, dxi + x + 0 + flakes * 1.5 * scale - scale * 3, dyi + y + delta + scale * 1.8, GxEPD_BLACK);
+ }
+ delta = - delta;
+ }
+}
+
+void drawtstorm(int x, int y, int scale) {
+ y = y + scale / 2;
+ int delta = -scale/5;
+ for (int i = 0; i < 4; i++) {
+ delta = - delta;
+ display.drawLine(x - scale * 3 + scale * i * 1.5 + 0, y + delta + scale * 1.4, x - scale * 2.5 + scale * i * 1.5 + 0, y + delta + scale * 0.9, GxEPD_BLACK);
+ if (scale > 15) {
+ display.drawLine(x - scale * 3 + scale * i * 1.5 + 1, y + delta + scale * 1.4, x - scale * 2.5 + scale * i * 1.5 + 1, y + delta + scale * 0.9, GxEPD_BLACK);
+ display.drawLine(x - scale * 3 + scale * i * 1.5 + 2, y + delta + scale * 1.4, x - scale * 2.5 + scale * i * 1.5 + 2, y + delta + scale * 0.9, GxEPD_BLACK);
+ }
+ display.drawLine(x - scale * 3 + scale * i * 1.5, y + delta + scale * 1.4 + 0, x - scale * 2 + scale * i * 1.5 + 0, y + delta + scale * 1.4 + 0, GxEPD_BLACK);
+ if (scale > 15) {
+ display.drawLine(x - scale * 3 + scale * i * 1.5, y + delta + scale * 1.4 + 1, x - scale * 2 + scale * i * 1.5 + 0, y + delta + scale * 1.4 + 1, GxEPD_BLACK);
+ display.drawLine(x - scale * 3 + scale * i * 1.5, y + delta + scale * 1.4 + 2, x - scale * 2 + scale * i * 1.5 + 0, y + delta + scale * 1.4 + 2, GxEPD_BLACK);
+ }
+ display.drawLine(x - scale * 2.5 + scale * i * 1.4 + 0, y + delta + scale * 2.4, x - scale * 2 + scale * i * 1.5 + 0, y + delta + scale * 1.4, GxEPD_BLACK);
+ if (scale > 15) {
+ display.drawLine(x - scale * 2.5 + scale * i * 1.4 + 1, y + delta + scale * 2.4, x - scale * 2 + scale * i * 1.5 + 1, y + delta + scale * 1.4, GxEPD_BLACK);
+ display.drawLine(x - scale * 2.5 + scale * i * 1.4 + 2, y + delta + scale * 2.4, x - scale * 2 + scale * i * 1.5 + 2, y + delta + scale * 1.4, GxEPD_BLACK);
+ }
+ }
+}
+
+void drawfog(int x, int y, int scale, int linesize) {
+ if (scale < 15) {
+ y -= 10;
+ linesize = 1;
+ }
+ for (int i = 0; i < 6; i++) {
+ display.fillRect(x - scale * 3, y + scale * 1.5, scale * 6, linesize, GxEPD_BLACK);
+ display.fillRect(x - scale * 3, y + scale * 2.0, scale * 6, linesize, GxEPD_BLACK);
+ display.fillRect(x - scale * 3, y + scale * 2.5, scale * 6, linesize, GxEPD_BLACK);
+ }
+}
+
+void Sunny(int x, int y, int scale) {
+ int linesize = 1;
+ if (scale>15) linesize=3;
+ drawsun(x, y, scale*6/5, linesize);
+}
+
+void MostlySunny(int x, int y, int scale) {
+ int linesize = 1, offset = 5;
+ if (scale>15) {
+ linesize = 3;
+ offset = 15;
+ }
+ drawcloud(x, y + offset, scale, linesize);
+ drawsun(x - scale * 1.8, y - scale * 1.8 + offset, scale, linesize);
+}
+
+void MostlyCloudy(int x, int y, int scale) {
+ int linesize = 1, offset = 5;
+ if (scale>15) {
+ linesize = 3;
+ offset = 15;
+ }
+ drawsun(x - scale * 1.8, y - scale * 1.8 + offset, scale, linesize);
+ drawcloud(x, y + offset, scale, linesize);
+}
+
+void Cloudy(int x, int y, int scale) {
+ int linesize = 1;
+ if (scale<=15) {
+ drawcloud(x, y+5, scale, linesize);
+ }
+ else {
+ linesize = 5;
+ y += scale/2;
+ drawcloud(x + scale * 2.5, y - scale * 1.8, scale/1.6, linesize); // Cloud top right
+ drawcloud(x - scale * 2, y - scale * 2, scale/2, linesize); // Cloud top left
+ drawcloud(x, y, scale, linesize); // Main cloud
+ }
+}
+
+void Rain(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawcloud(x, y-scale/3, scale, linesize);
+ drawrain(x, y-scale/3, scale);
+}
+
+void ExpectRain(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawsun(x - scale * 1.8, y - scale * 1.6, scale, linesize);
+ drawcloud(x, y+scale/5, scale, linesize);
+ drawrain(x, y, scale);
+}
+
+void Tstorms(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawcloud(x, y, scale, linesize);
+ drawtstorm(x, y, scale);
+}
+
+void Snow(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawcloud(x, y, scale, linesize);
+ drawsnow(x, y, scale);
+}
+
+void Fog(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawcloud(x, y - 5, scale, linesize);
+ drawfog(x, y - 5, scale, linesize);
+}
+
+void Haze(int x, int y, int scale) {
+ int linesize = 3;
+ if (scale<15) {
+ linesize = 1;
+ }
+ drawsun(x, y - 5, scale*6/5, linesize);
+ drawfog(x, y - 5, scale, linesize);
+}
+
+void DisplayIcon(int x1, int x2, int y1, int y2, WeatherRecord weather) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ int x = (x1 + x2)/2;
+ int y = (y1 + y2)/2;
+ int h = (y2 - y1);
+ int w = (x2 - x1);
+
+ int scale = w/14;
+ int fscale = w/12;
+
+ String icon = weather.icon;
+ String description = weather.description;
+
+ if (icon == "01d" || icon == "01n")
+ Sunny(x, y, scale);
+ else if (icon == "02d" || icon == "02n")
+ MostlySunny(x, y, scale);
+ else if (icon == "03d" || icon == "03n")
+ MostlyCloudy(x, y, scale);
+ else if (icon == "04d" || icon == "04n")
+ Cloudy(x, y, scale);
+ else if (icon == "09d" || icon == "09n")
+ Rain(x, y, scale);
+ else if (icon == "10d" || icon == "10n")
+ ExpectRain(x, y, scale);
+ else if (icon == "11d" || icon == "11n")
+ Tstorms(x, y, scale);
+ else if (icon == "13d" || icon == "13n")
+ Snow(x, y, scale);
+ else if (icon == "50d")
+ Haze(x, y, scale);
+ else if (icon == "50n")
+ Fog(x, y, scale);
+
+ SetCyrFont(fscale);
+ drawString(x, y2-fscale*2/3, description, CENTER);
+
+}
+
+void DisplayUpdate(int x1, int x2, int y1, int y2, WeatherRecord weather) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ int x = (x1 + x2)/2;
+ int y = (y1 + y2)/2;
+ int h = (y2 - y1)/2;
+ int w = (x2 - x1)/16;
+ if (h<w) { w = h; }
+ SetCyrFont(w);
+ drawString(x, y1+w, "Прогноз от " + UnixTime(weather.dt + TimeZoneOffset), CENTER);
+
+}
+
+void DisplayForecast(int x1, int x2, int y1, int y2, WeatherRecord weather) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ int x = (x1 + x2)/2;
+ int y = (y1 + y2)/2;
+ int h = (y2 - y1);
+ int w = (x2 - x1);
+
+ int scale = w/12;
+ int fscale = w/6;
+ if (fscale<6) fscale = 6;
+
+ String icon = weather.icon;
+ String temperature = String(weather.temp,1);
+
+ if (icon == "01d" || icon == "01n")
+ Sunny(x, y, scale);
+ else if (icon == "02d" || icon == "02n")
+ MostlySunny(x, y, scale);
+ else if (icon == "03d" || icon == "03n")
+ MostlyCloudy(x, y, scale);
+ else if (icon == "04d" || icon == "04n")
+ Cloudy(x, y, scale);
+ else if (icon == "09d" || icon == "09n")
+ Rain(x, y, scale);
+ else if (icon == "10d" || icon == "10n")
+ ExpectRain(x, y, scale);
+ else if (icon == "11d" || icon == "11n")
+ Tstorms(x, y, scale);
+ else if (icon == "13d" || icon == "13n")
+ Snow(x, y, scale);
+ else if (icon == "50d")
+ Haze(x, y, scale);
+ else if (icon == "50n")
+ Fog(x, y, scale);
+
+ SetCyrFont(fscale);
+ drawString(x, y1+fscale*2/3, UnixTimeOnly(weather.dt+ TimeZoneOffset), CENTER);
+ drawString(x, y2-fscale*2/3, temperature, CENTER);
+
+}
+
+void DisplayGraph(int x1, int x2, int y1, int y2, int TimeArray[], float DataArray[], int readings, boolean barchart_mode, String label) {
+
+ DrawBlock(x1,x2,y1,y2);
+
+ float maxY = -10000;
+ float minY = 10000;
+
+ int last_x, last_y;
+
+ int scale = (y2 - y1)/10;
+
+ SetCyrFont(scale);
+ drawString((x1+x2)/2, y1+scale*2/3, label, CENTER);
+
+ int x_pos = x1 + 3 + scale*2;
+ int y_pos = y2 - 3;
+
+ int h = y2 - y1 - 6 - scale;
+ int w = x2 - x1 - 8 - scale*2;
+
+ float x_new, y_new;
+
+ for (int i = 1; i < readings; i++ ) {
+ if (DataArray[i] >= maxY) maxY = DataArray[i];
+ if (DataArray[i] <= minY) minY = DataArray[i];
+ }
+ maxY = round(maxY + 0.5);
+ minY = round(minY);
+
+ last_x = x_pos + 1;
+ last_y = y_pos - (constrain(DataArray[0], minY, maxY) - minY) / (maxY - minY) * h -1;
+
+ display.drawRect(x_pos, y_pos-h, w, h, GxEPD_BLACK);
+
+ for (int gx = 1; gx < readings; gx++) {
+ x_new = x_pos + gx * w / (readings - 1) - 1 ;
+ y_new = y_pos - (constrain(DataArray[gx], minY, maxY) - minY) / (maxY - minY) * h -1;
+ if (barchart_mode) {
+ if (DataArray[gx]!=0) {
+ display.fillRect(x_new, y_new, (w / readings) - 1, y_pos - y_new, GxEPD_BLACK);
+ }
+ } else {
+ display.drawLine(last_x, last_y, x_new, y_new, GxEPD_BLACK);
+ }
+ last_x = x_new;
+ last_y = y_new;
+ }
+
+#define y_minor_axis 5
+#define number_of_dashes 20
+ SetNumFont(scale/1.3);
+ for (int spacing = 1; spacing < y_minor_axis; spacing++) {
+ for (int j = 0; j < number_of_dashes; j++) {
+ if (spacing < y_minor_axis) display.drawFastHLine((x_pos + 3 + j * w / number_of_dashes), y_pos - (h * spacing / y_minor_axis), w / (2 * number_of_dashes), GxEPD_BLACK);
+ }
+ drawString(x_pos - 1, y_pos - h * spacing / y_minor_axis, String((minY + (float)(maxY - minY) / y_minor_axis * spacing + 0.01), 1), RIGHT);
+ }
+}
+
+void DisplayWeather() {
+ Serial.println("Displaying...");
+ DisplayWind(20,235,20,225, CurrentWeather);
+ DisplayCurrent(240,515,20,225,CurrentWeather);
+ DisplayIcon(520,775,60,225,CurrentWeather);
+ DisplayUpdate(520,775,20,55,CurrentWeather);
+ int x=20;
+ for (int i=0; i<MaxHourlyFC; i+=3) {
+ DisplayForecast(x,x+90,235,305,HourlyForecasts[i]);
+ x = x + 95;
+ if (x+95>780) break;
+ }
+ DisplayGraph(20,268,315,460,HourlyDT,HourlyTemp,MaxHourlyFC,false,"Температура");
+ DisplayGraph(273,522,315,460,HourlyDT,HourlyPressure,MaxHourlyFC,false,"Давление");
+ DisplayGraph(527,775,315,460,HourlyDT,HourlyPrecip,MaxHourlyFC,true,"Осадки");
+ display.display();
+}
+
+void loop() {
+
+ delay(2000);
+ WiFiManager wifiManager;
+ wifiManager.setTimeout(10);
+ if(!wifiManager.autoConnect()) {
+
+ Serial.println("failed to connect and hit timeout");
+
+ } else {
+
+ if (Serial.available() && Serial.read() == 'c') {
+ WiFiSetup();
+ }
+
+ // put your main code here, to run repeatedly:
+ byte Attempts = 1;
+ WiFiClient client; // wifi client object
+ for (byte i=1; i<=3; i++) {
+ if (GetWeather(client)) {
+ GetCurrentWeather(client);
+ WiFi.mode(WIFI_OFF);
+ btStop();
+ DisplayWeather();
+
+ int CurrentMin, CurrentSec;
+ struct tm timeinfo;
+ getLocalTime(&timeinfo, 10000);
+ CurrentMin = timeinfo.tm_min;
+ CurrentSec = timeinfo.tm_sec;
+ long SleepTimer = (SleepDuration * 60 - ((CurrentMin % SleepDuration) * 60 + CurrentSec));
+ Serial.print("Going to long sleep for ");
+ Serial.print(SleepTimer);
+ Serial.println(" seconds now");
+ delay(1000);
+ Serial.flush();
+
+ esp_sleep_enable_timer_wakeup((SleepTimer+5)*1000*1000);
+ esp_deep_sleep_start();
+ }
+ }
+
+ }
+
+ Serial.println("Going to short sleep for 120 seconds now ");
+ delay(1000);
+ Serial.flush();
+ esp_sleep_enable_timer_wakeup(120*1000*1000);
+ esp_deep_sleep_start();
+
+}
+
+
projects / weathermon.git / commitdiff