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LoRa_APRS_Tracker111
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LoRa_APRS_Tracker111/src/display.cpp

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C++
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#include <logger.h>
#include <Wire.h>
#include "custom_characters.h"
#include "configuration.h"
#include "boards_pinout.h"
#include "display.h"
#include "TimeLib.h"
String currentSymbol, lastSymbol, lastHeader;
#ifdef HAS_TFT
#include <TFT_eSPI.h>
TFT_eSPI tft = TFT_eSPI();
#ifdef HELTEC_WIRELESS_TRACKER
#define bigSizeFont 2
#define smallSizeFont 1
#define lineSpacing 12
#endif
#ifdef TTGO_T_DECK_GPS
#define bigSizeFont 4
#define smallSizeFont 2
#define lineSpacing 22
#endif
#else
#include <Adafruit_GFX.h>
#define ssd1306 //comment this line with "//" when using SH1106 screen instead of SSD1306
#if defined(TTGO_T_Beam_S3_SUPREME_V3)
#undef ssd1306
#endif
#if defined(HELTEC_V3_GPS)
#define OLED_DISPLAY_HAS_RST_PIN
#endif
#ifdef ssd1306
#include <Adafruit_SSD1306.h>
Adafruit_SSD1306 display(128, 64, &Wire, OLED_RST);
#else
#include <Adafruit_SH110X.h>
Adafruit_SH1106G display(128, 64, &Wire, OLED_RST);
#endif
#endif
#define SYMBOL_HEIGHT 14
#define SYMBOL_WIDTH 16
extern Configuration Config;
extern Beacon *currentBeacon;
extern int menuDisplay;
extern bool bluetoothConnected;
const char* symbolArray[] = { "[", ">", "j", "b", "<", "s", "u", "R", "v", "(", ";", "-", "k",
"C", "a", "Y", "O", "'", "=", "y", "U", "p"};
int symbolArraySize = sizeof(symbolArray)/sizeof(symbolArray[0]);
const uint8_t *symbolsAPRS[] = {runnerSymbol, carSymbol, jeepSymbol, bikeSymbol, motorcycleSymbol, shipSymbol,
truck18Symbol, recreationalVehicleSymbol, vanSymbol, carsateliteSymbol, tentSymbol,
houseSymbol, truckSymbol, canoeSymbol, ambulanceSymbol, yatchSymbol, baloonSymbol,
aircraftSymbol, trainSymbol, yagiSymbol, busSymbol, dogSymbol};
// T-Beams bought with soldered OLED Screen comes with only 4 pins (VCC, GND, SDA, SCL)
// If your board didn't come with 4 pins OLED Screen and comes with 5 and one of them is RST...
// Uncomment Next Line (Remember ONLY if your OLED Screen has a RST pin). This is to avoid memory issues.
//#define OLED_DISPLAY_HAS_RST_PIN
int lastMenuDisplay = 0;
uint8_t screenBrightness = 1; //from 1 to 255 to regulate brightness of oled scren
bool symbolAvailable = true;
extern logging::Logger logger;
void cleanTFT() {
#ifdef HAS_TFT
tft.fillScreen(TFT_BLACK);
#endif
}
String fillStringLength(const String& line, uint8_t length) {
String outputLine = line;
for (int a = line.length(); a < length; a++) {
outputLine += " ";
}
return outputLine;
}
void displaySetup() {
delay(500);
#ifdef HAS_TFT
tft.init();
tft.begin();
if (Config.display.turn180) {
tft.setRotation(3);
} else {
tft.setRotation(1);
}
tft.setTextFont(0);
tft.fillScreen(TFT_BLACK);
#else
#ifdef OLED_DISPLAY_HAS_RST_PIN
pinMode(OLED_RST, OUTPUT);
digitalWrite(OLED_RST, LOW);
delay(20);
digitalWrite(OLED_RST, HIGH);
#endif
Wire.begin(OLED_SDA, OLED_SCL);
#ifdef ssd1306
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3c, false, false)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_ERROR, "SSD1306", "allocation failed!");
while (true) {
}
}
#else
if (!display.begin(0x3c, false)) {
logger.log(logging::LoggerLevel::LOGGER_LEVEL_ERROR, "SH1106", "allocation failed!");
while (true) {
}
}
#endif
if (Config.display.turn180) {
display.setRotation(2);
}
display.clearDisplay();
#ifdef ssd1306
display.setTextColor(WHITE);
#else
display.setTextColor(SH110X_WHITE);
#endif
display.setTextSize(1);
display.setCursor(0, 0);
#ifdef ssd1306
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(screenBrightness);
#else
display.setContrast(screenBrightness);
#endif
display.display();
#endif
}
void displayToggle(bool toggle) {
if (toggle) {
#ifdef HAS_TFT
digitalWrite(TFT_BL, HIGH);
#else
#ifdef ssd1306
display.ssd1306_command(SSD1306_DISPLAYON);
#else
display.oled_command(SH110X_DISPLAYON);
#endif
#endif
} else {
#ifdef HAS_TFT
digitalWrite(TFT_BL, LOW);
#else
#ifdef ssd1306
display.ssd1306_command(SSD1306_DISPLAYOFF);
#else
display.oled_command(SH110X_DISPLAYOFF);
#endif
#endif
}
}
void displayShow(const String& header, const String& line1, const String& line2, int wait) {
#ifdef HAS_TFT
String filledLine1 = fillStringLength(line1, 22);
String filledLine2 = fillStringLength(line2, 22);
const String* const lines[] = {&filledLine1, &filledLine2};
cleanTFT();
tft.setTextColor(TFT_WHITE,TFT_BLACK);
tft.setTextSize(bigSizeFont);
tft.setCursor(0, 0);
if (header != lastHeader) {
tft.print(fillStringLength(header, 11));
lastHeader = header;
} else {
tft.print(header);
}
tft.setTextSize(smallSizeFont);
for (int i = 0; i < 2; i++) {
tft.setCursor(0, ((lineSpacing * (2 + i)) - 2));
tft.print(*lines[i]);
}
#else
const String* const lines[] = {&line1, &line2};
display.clearDisplay();
#ifdef ssd1306
display.setTextColor(WHITE);
#else
display.setTextColor(SH110X_WHITE);
#endif
display.setTextSize(2);
display.setCursor(0, 0);
display.println(header);
display.setTextSize(1);
for (int i = 0; i < 2; i++) {
display.setCursor(0, 16 + (10 * i));
display.println(*lines[i]);
}
#ifdef ssd1306
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(screenBrightness);
#else
display.setContrast(screenBrightness);
#endif
display.display();
#endif
delay(wait);
}
void displayShow(const String& header, const String& line1, const String& line2, const String& line3, const String& line4, const String& line5, int wait) {
#ifdef HAS_TFT
String filledLine1 = fillStringLength(line1, 22);
String filledLine2 = fillStringLength(line2, 22);
String filledLine3 = fillStringLength(line3, 22);
String filledLine4 = fillStringLength(line4, 22);
String filledLine5 = fillStringLength(line5, 22);
const String* const lines[] = {&filledLine1, &filledLine2, &filledLine3, &filledLine4, &filledLine5};
if (menuDisplay != lastMenuDisplay) {
lastMenuDisplay = menuDisplay;
cleanTFT();
}
//tft.setTextColor(TFT_RED,TFT_BLACK);
tft.setTextColor(TFT_WHITE,TFT_BLACK);
tft.setTextSize(bigSizeFont);
tft.setCursor(0, 0);
if (header != lastHeader) {
tft.print(fillStringLength(header, 11));
lastHeader = header;
} else {
tft.print(header);
}
tft.setTextSize(smallSizeFont);
for (int i = 0; i < 5; i++) {
tft.setCursor(0, ((lineSpacing * (2 + i)) - 2));
tft.print(*lines[i]);
}
if (menuDisplay == 0 && Config.display.showSymbol) {
int symbol = 100;
for (int i = 0; i < symbolArraySize; i++) {
if (currentBeacon->symbol == symbolArray[i]) {
symbol = i;
break;
}
}
symbolAvailable = symbol != 100;
/*
* Symbol alternate every 5s
* If bluetooth is disconnected or if we are in the first part of the clock, then we show the APRS symbol
* Otherwise, we are in the second part of the clock, then we show BT connected
*/
const auto time_now = now();
if (!bluetoothConnected || time_now % 10 < 5) {
if (symbolAvailable) {
currentSymbol = symbolArray[symbol];
#if HELTEC_WIRELESS_TRACKER
if (currentSymbol != lastSymbol) {
tft.fillRect((TFT_WIDTH - SYMBOL_WIDTH + (128 - TFT_WIDTH)), 0, SYMBOL_WIDTH, SYMBOL_HEIGHT, TFT_BLACK);
lastSymbol = currentSymbol;
}
tft.drawBitmap((TFT_WIDTH - SYMBOL_WIDTH + (128 - TFT_WIDTH)), 0, symbolsAPRS[symbol], SYMBOL_WIDTH, SYMBOL_HEIGHT, TFT_WHITE);//, TFT_RED);
#endif
#if TTGO_T_DECK_GPS
tft.drawBitmap((TFT_WIDTH - SYMBOL_WIDTH), 0, symbolsAPRS[symbol], SYMBOL_WIDTH, SYMBOL_HEIGHT, TFT_WHITE);//, TFT_RED);
#endif
}
} else if (bluetoothConnected) { // TODO In this case, the text symbol stay displayed due to symbolAvailable false in menu_utils
#if HELTEC_WIRELESS_TRACKER
tft.drawBitmap((TFT_WIDTH - SYMBOL_WIDTH + (128 - TFT_WIDTH)), 0, bluetoothSymbol, SYMBOL_WIDTH, SYMBOL_HEIGHT, TFT_WHITE);
#endif
#if TTGO_T_DECK_GPS
tft.drawBitmap((TFT_WIDTH - SYMBOL_WIDTH), 0, bluetoothSymbol, SYMBOL_WIDTH, SYMBOL_HEIGHT, TFT_WHITE);
#endif
}
}
#else
const String* const lines[] = {&line1, &line2, &line3, &line4, &line5};
display.clearDisplay();
#ifdef ssd1306
display.setTextColor(WHITE);
#else
display.setTextColor(SH110X_WHITE);
#endif
display.setTextSize(2);
display.setCursor(0, 0);
display.println(header);
display.setTextSize(1);
for (int i = 0; i < 5; i++) {
display.setCursor(0, 16 + (10 * i));
display.println(*lines[i]);
}
#ifdef ssd1306
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(screenBrightness);
#else
display.setContrast(screenBrightness);
#endif
if (menuDisplay == 0 && Config.display.showSymbol) {
int symbol = 100;
for (int i = 0; i < symbolArraySize; i++) {
if (currentBeacon->symbol == symbolArray[i]) {
symbol = i;
break;
}
}
symbolAvailable = symbol != 100;
/*
* Symbol alternate every 5s
* If bluetooth is disconnected or if we are in the first part of the clock, then we show the APRS symbol
* Otherwise, we are in the second part of the clock, then we show BT connected
*/
const auto time_now = now();
if (!bluetoothConnected || time_now % 10 < 5) {
if (symbolAvailable) {
display.drawBitmap((display.width() - SYMBOL_WIDTH), 0, symbolsAPRS[symbol], SYMBOL_WIDTH, SYMBOL_HEIGHT, 1);
}
} else if (bluetoothConnected) {
// TODO In this case, the text symbol stay displayed due to symbolAvailable false in menu_utils
display.drawBitmap((display.width() - SYMBOL_WIDTH), 0, bluetoothSymbol, SYMBOL_WIDTH, SYMBOL_HEIGHT, 1);
}
}
display.display();
#endif
delay(wait);
}
void startupScreen(uint8_t index, const String& version) {
String workingFreq = " LoRa Freq [";
switch (index) {
case 0: workingFreq += "Eu]"; break;
case 1: workingFreq += "PL]"; break;
case 2: workingFreq += "UK]"; break;
}
displayShow(" LoRa APRS", " (TRACKER)", workingFreq, "", "", " CA2RXU " + version, 4000);
#ifdef HAS_TFT
cleanTFT();
#endif
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "RichonGuzman (CA2RXU) --> LoRa APRS Tracker/Station");
logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "Version: %s", version);
}
String fillMessageLine(const String& line, const int& length) {
String completeLine = line;
for (int i = 0; completeLine.length() <= length; i++) {
completeLine = completeLine + " ";
}
return completeLine;
}
void displayMessage(const String& sender, const String& message, const int& lineLength, bool next, int wait) {
String messageLine1, messageLine2, messageLine3;
int messageLength = message.length();
if (message.length() > 0) {
messageLine1 = message.substring(0, min(lineLength, messageLength));
if (messageLength > lineLength) {
messageLine2 = message.substring(lineLength, min(2 * lineLength, messageLength));
if (messageLength > 2 * lineLength) {
messageLine3 = message.substring(2 * lineLength);
}
}
}
if (next) {
String nextLine = fillMessageLine("Next=Down", lineLength);
displayShow("MSG_APRS>", "From --> " + sender, fillMessageLine(messageLine1, lineLength), fillMessageLine(messageLine2, lineLength), fillMessageLine(messageLine3, lineLength), nextLine);
} else {
displayShow("< MSG Rx >", "From --> " + sender, "", fillMessageLine(messageLine1, lineLength) , fillMessageLine(messageLine2, lineLength), fillMessageLine(messageLine3, lineLength), wait);
}
}
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