DisplayUI.cpp

#include "DisplayUI.h"
#include "rm67162.h"

DisplayUI::DisplayUI()
  : tft(), sprite(&tft) {}

void DisplayUI::begin() {
  initDisplay();
  sprite.createSprite(536, 241);
  sprite.setTextColor(TFT_WHITE, TFT_BLACK);
}

void DisplayUI::initDisplay() {
  rm67162_init();
  lcd_setRotation(3);
}

void DisplayUI::pushSprite() {
  lcd_PushColors(0, 0, 536, 240, (uint16_t*)sprite.getPointer());
}

void DisplayUI::clear() {
  sprite.fillSprite(TFT_BLACK);
  pushSprite();
}

String DisplayUI::getCurrentTime() {
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    return "--:--";
  }

  char buffer[6]; // "HH:MM"
  snprintf(buffer, sizeof(buffer), "%02d:%02d", timeinfo.tm_hour, timeinfo.tm_min);
  return String(buffer);
}

void DisplayUI::showModernUI(const char* mode, const char* station, const char* song, const char* time, int wifiDbm) {
  sprite.fillSprite(TFT_BLACK);

  // --- Top Bar: Mode and Time ---
  sprite.setTextSize(2);
  sprite.drawString(mode, 10, 10);
  int timeWidth = sprite.textWidth(time);
  sprite.drawString(time, 536 - timeWidth - 10, 10);

  // --- Divider Line Below Top Bar ---
  sprite.drawFastHLine(0, 35, 536, TFT_DARKGREY);

  // --- Station Name (Centered) ---
  sprite.setTextSize(4);
  int stationW = sprite.textWidth(station);
  sprite.drawString(station, (536 - stationW) / 2, 60);

  // --- Song Info Below Station Name ---
  sprite.setTextSize(2);
  int songW = sprite.textWidth(song);
  sprite.drawString(song, (536 - songW) / 2, 120);

  // --- Divider Above Wi-Fi Bars ---
  sprite.drawFastHLine(0, 185, 536, TFT_DARKGREY);

  // --- Wi-Fi Signal Bars (bottom right) ---
  int strength = constrain(map(wifiDbm, -90, -30, 0, 4), 0, 4);
  int x = 500;
  int y = 200;
  int barWidth = 6;
  int spacing = 4;

  for (int i = 0; i < 4; i++) {
    int barHeight = 5 + i * 6;
    int barX = x + i * (barWidth + spacing);
    int barY = y + 24 - barHeight;
    uint16_t color = (i < strength) ? TFT_GREEN : TFT_DARKGREY;
    sprite.fillRect(barX, barY, barWidth, barHeight, color);
  }

  pushSprite();
}