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#include <Arduino.h>
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#include "Arduino_GFX_Library.h"
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#include "pin_config.h"
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#include "SensorPCF85063.hpp"
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#include <Wire.h>
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#include "HWCDC.h"
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#define BUTTON_PIN 0
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HWCDC USBSerial;
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SensorPCF85063 rtc;
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bool isPaused = false;
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int timerP = -1;
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int MAX_TIMER = 1 * 60;
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uint32_t lastMillis;
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char previousTimeString[20] = "";
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Arduino_DataBus *bus = new Arduino_ESP32SPI(LCD_DC, LCD_CS, LCD_SCK, LCD_MOSI);
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Arduino_GFX *gfx = new Arduino_ST7789(bus, LCD_RST /* RST */,
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0 /* rotation */, true /* IPS */, LCD_WIDTH, LCD_HEIGHT, 0, 20, 0, 0);
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int16_t getCenteredX(const char *text, uint8_t textSize) {
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int16_t textWidth = strlen(text) * 6 * textSize; // 6 pixels per character in default size
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return (LCD_WIDTH - textWidth) / 2;
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}
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void setup() {
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USBSerial.begin(115200);
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pinMode(BUTTON_PIN, INPUT_PULLUP);
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gfx->begin();
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gfx->fillScreen(WHITE);
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pinMode(LCD_BL, OUTPUT);
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digitalWrite(LCD_BL, HIGH);
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gfx->fillRect(0, 150, LCD_WIDTH, 50, WHITE); // Clear the area for the time
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gfx->setTextColor(BLACK);
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gfx->setTextSize(3, 3, 0);
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int16_t timeX = getCenteredX("00:00 100%", 3);
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gfx->setCursor(timeX, 150); // Adjust Y-coordinate as needed
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gfx->println("00:00 100%"); // Display the new time
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if (!rtc.begin(Wire, PCF85063_SLAVE_ADDRESS, IIC_SDA, IIC_SCL)) {
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USBSerial.println("Failed to find PCF8563 - check your wiring!");
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while (1) {
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delay(1000);
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}
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}
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}
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void loop() {
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int buttonState = digitalRead(BUTTON_PIN);
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if (buttonState == LOW) {
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while (buttonState == LOW) { buttonState = digitalRead(BUTTON_PIN); }
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bool keepgoing = true;
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int timer = -1;
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gfx->begin();
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gfx->fillScreen(WHITE);
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pinMode(LCD_BL, OUTPUT);
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digitalWrite(LCD_BL, HIGH);
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while (keepgoing) {
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buttonState = digitalRead(BUTTON_PIN);
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if (buttonState == LOW) {
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while (buttonState == LOW) {
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buttonState = digitalRead(BUTTON_PIN);
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}
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if (!isPaused) {
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timerP = timer;
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}
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isPaused = !isPaused;
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}
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if (millis() - lastMillis > 1000) {
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lastMillis = millis();
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if (!isPaused) {
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timer++;
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}
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// Format the current time as a string
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char timeString[20];
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double percentValue;
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if (isPaused) {
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percentValue = 1.0 - (static_cast<double>(timerP) / static_cast<double>(MAX_TIMER));
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sprintf(timeString, "%02d:%02d %d%%", timerP / 60, timerP % 60, static_cast<int>(percentValue * 100));
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} else {
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percentValue = 1.0 - (static_cast<double>(timer) / static_cast<double>(MAX_TIMER));
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sprintf(timeString, "%02d:%02d %d%%", timer / 60, timer % 60, static_cast<int>(percentValue * 100));
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if (timer == MAX_TIMER) {
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keepgoing = false;
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}
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}
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// Only update the time if it has changed
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if (strcmp(timeString, previousTimeString) != 0) {
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// Clear the previous time area by filling a small rectangle
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gfx->fillRect(0, 150, LCD_WIDTH, 50, WHITE); // Clear the area for the time
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gfx->setTextColor(BLACK);
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gfx->setTextSize(3, 3, 0);
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int16_t timeX = getCenteredX(timeString, 3);
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gfx->setCursor(timeX, 150); // Adjust Y-coordinate as needed
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gfx->println(timeString); // Display the new time
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// Save the current time as the previous time
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strcpy(previousTimeString, timeString);
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}
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}
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}
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}
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}
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