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#include <Arduino.h>
#define GxEPD2_DISPLAY_CLASS GxEPD2_BW
#include <Fonts/FreeMonoBold18pt7b.h>
#include <Fonts/FreeMonoBold9pt7b.h>
#include <GxEPD2_3C.h>
#include <GxEPD2_BW.h>
#include <NimBLEDevice.h>
#include <WiFi.h>
// #include <ArduinoOTA.h>
#include <HTTPUpdateServer.h>
#include <WebServer.h>
#include "badge_config.h"
#if defined(BADGE_SSID_NAME) && defined(BADGE_SSID_PASS)
#define BADGE_USE_WIFI 1
#else
#define BADGE_USE_WIFI 0
#endif
NimBLEServer *server;
#if UVOK_EPAP_DISPLAY == DISPLAY_WAVESHARE_219_YBW
// HINT: Update the library code, set budy timeout to 30 or 60 seconds!
// Small color
GxEPD2_3C<GxEPD2_213_Z19c, GxEPD2_213_Z19c::HEIGHT> display(GxEPD2_213_Z19c(22, 21, 17, 16));
#elif UVOK_EPAP_DISPLAY == DISPLAY_WAVESHARE_290_BW
// larger b/w
// or T5
// GxEPD2_BW<GxEPD2_290_T5D, GxEPD2_290_T5D::HEIGHT> display(GxEPD2_290_T5D(22, 21, 17, 16));
GxEPD2_BW<GxEPD2_290_M06, GxEPD2_290_M06::HEIGHT> display(GxEPD2_290_M06(22, 21, 17, 16));
#elif UVOK_EPAP_DISPLAY == DISPLAY_ELECROW_290_BW
/*
#define SCK 12
#define MOSI 11
#define RES 47
#define DC 46
#define CS 45
#define BUSY 48
*/
GxEPD2_BW<GxEPD2_290_T94, GxEPD2_290_T94::HEIGHT> display(GxEPD2_290_T94(45, 46, 47, 48));
#else
#error "define display"
#endif
unsigned long pressedTime = 0;
unsigned long releasedTime = 0;
#define BUTTON_PIN 0
#define PRESS_TIME_DRAW 1000
#define PRESS_TIME_BLE_ADV 3000
#define SLEEP_TIME 10000
NimBLEAdvertising *pAdvertising;
WebServer httpServer(80);
HTTPUpdateServer httpUpdater;
void display_helloWorld();
void setup()
{
Serial.begin(115200);
Serial.println("Yes, it works!");
NimBLEDevice::init("Espadge");
server = NimBLEDevice::createServer();
NimBLEService *service = new NimBLEService("ca260000-b4bb-46b2-bd06-b7b7a61ea990");
auto c = service->createCharacteristic("ca260001-b4bb-46b2-bd06-b7b7a61ea990");
service->start();
c->setValue("1");
server->addService(service);
pAdvertising = NimBLEDevice::getAdvertising();
pAdvertising->setName("NimBLE");
Serial.println("Init display...");
#if UVOK_EPAP_DISPLAY == DISPLAY_ELECROW_290_BW
// Turn on once, let controller handle the rest, lest I want to do re-init...
pinMode(7, OUTPUT); // Set pin 7 as output mode
digitalWrite(7, HIGH); // Set pin 7 to high level to turn on the screen power
display.init(115200, true);
#else
display.init(115200, true, 2, false); // USE THIS for Waveshare boards with "clever" reset circuit, 2ms reset pulse
#endif
display.hibernate();
Serial.println("Display done.");
#if BADGE_USE_WIFI
WiFi.begin(BADGE_SSID_NAME, BADGE_SSID_PASS);
while (WiFi.status() != WL_CONNECTED)
delay(500);
Serial.printf("> My IP is %s\n", WiFi.localIP().toString());
httpUpdater.setup(&httpServer);
httpServer.begin();
#endif
// doesn't work as expected?
// gpio_wakeup_enable(GPIO_NUM_0, GPIO_INTR_LOW_LEVEL);
// esp_sleep_enable_gpio_wakeup();
// esp_light_sleep_start();
}
void loop()
{
#if BADGE_USE_WIFI
httpServer.handleClient();
#endif
static int lastState = HIGH;
int buttonState = digitalRead(BUTTON_PIN);
long pressDuration = 0;
if (lastState == HIGH && buttonState == LOW)
{
Serial.println("``\\__");
pressedTime = millis();
lastState = LOW;
}
else if (lastState == LOW && buttonState == HIGH)
{
lastState = HIGH;
Serial.println("__/``");
releasedTime = millis();
pressDuration = releasedTime - pressedTime;
};
if (pressDuration > PRESS_TIME_BLE_ADV)
{
if (!pAdvertising->isAdvertising())
{
Serial.println("Long press detected. Starting advertising...");
pAdvertising->start(10000);
}
}
else if (pressDuration > PRESS_TIME_DRAW)
{
Serial.println("Drawing...");
display_helloWorld();
}
// if (millis() - releasedTime > SLEEP_TIME && !pAdvertising->isAdvertising())
// {
// Serial.println("Go to sleep...");
// esp_light_sleep_start();
// }
}
#include "chee.c"
void display_helloWorld()
{
#define TEXT_BORDER 10
// display.clearScreen();
static const char s_hungry[] = "hungry";
display.setRotation(1);
display.setTextColor(GxEPD_BLACK);
int16_t tbx, tby;
uint16_t tbw, tbh;
display.setFont(&FreeMonoBold9pt7b);
display.getTextBounds(s_hungry, 0, 0, &tbx, &tby, &tbw, &tbh);
// center the bounding box by transposition of the origin:
uint16_t x = display.width() - tbw - TEXT_BORDER - tbx;
uint16_t y = ((display.height() - tbh) / 2) - tby;
display.setFullWindow();
display.firstPage();
do
{
display.drawXBitmap(0, 0, chee_bits, chee_width, chee_height, GxEPD_BLACK);
display.getTextBounds(s_hungry, x, y, &tbx, &tby, &tbw, &tbh);
display.fillRect(tbx - TEXT_BORDER, tby - TEXT_BORDER, tbw + 2 * TEXT_BORDER, tbh + 2 * TEXT_BORDER,
GxEPD_WHITE);
display.setCursor(x, y);
display.print(s_hungry);
} while (display.nextPage());
display.hibernate();
#undef TEXT_BORDER
}
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