/*
 Layout com textos SET e OUT menores
*/

#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#define TFT_DC 2
#define TFT_CS 15
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

//========= Variáveis de controle ========================
// CH1
float Iset_ch1 = 2.00;   // Corrente configurada (A)
float Vset_ch1 = 5.00;   // Tensão configurada (V)
float Iout_ch1 = 0.00;   // Corrente de saída (A)
float Vout_ch1 = 0.00;   // Tensão de saída (V)
float Wat_ch1 = Iset_ch1 * Vset_ch1;  // Potência configurada (W)
float Wout_ch1 = Iout_ch1 * Vout_ch1; // Potência de saída (W)
String CC_ch1 =     "CC";    // Modo de operação
String Liga_ch1 =   "ON";    // Estado ligado/desligado
String Memory_ch1 = "M0";    // Memória

// CH2
float Iset_ch2 = 10.00;
float Vset_ch2 = 5.00;
float Iout_ch2 = 0.00;
float Vout_ch2 = 0.00;
float Wat_ch2 = Iset_ch2 * Vset_ch2;
float Wout_ch2 = Iout_ch2 * Vout_ch2;
String CC_ch2 =     "CC";
String Liga_ch2 =   "ON";
String Memory_ch2 = "M0";
//====================================================
void setup() {
  tft.begin();
  tft.setRotation(1);
  tft.fillScreen(ILI9341_BLACK);

  int spacing = 5;         
  int topHeight = 150;     
  int bottomHeight = 70;   
  int halfWidth = (320 - spacing) / 2; 

  // Fonte para títulos
  tft.setTextSize(2);
  tft.setTextColor(ILI9341_BLACK);

  int16_t x1, y1; uint16_t w, h;

  // --- CH1 (azul) ---
  tft.drawRoundRect(0, 0, halfWidth, topHeight, 10, ILI9341_BLUE);
  tft.fillRoundRect(0, 0, halfWidth, 30, 10, ILI9341_BLUE);
  tft.fillRect(0, 15, halfWidth, 15, ILI9341_BLUE);

  tft.getTextBounds("CH1", 0, 0, &x1, &y1, &w, &h);
  tft.setCursor((halfWidth - w) / 2, (30 - h) / 2);
  tft.print("CH1");

  int smallHeight = topHeight * 0.2;
  int rectY = 40;
  tft.drawRect(8, rectY, halfWidth - 16, smallHeight, ILI9341_BLUE);
  tft.drawRect(8, rectY + smallHeight + 5, halfWidth - 16, topHeight - smallHeight - 55, ILI9341_BLUE);

  // Texto SET
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_BLUE);
  tft.setCursor(12, rectY + 5);
  tft.print("SET");

  // Valores Iset/Vset centralizados no quadrado menor
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_WHITE);
  String textoCH1 = String(Iset_ch1, 2) + "A " + String(Vset_ch1, 2) + "V";
  tft.getTextBounds(textoCH1, 0, 0, &x1, &y1, &w, &h);
  int posX = (halfWidth - w) / 2;
  int posY = rectY + (smallHeight - h) / 2; // centralizado verticalmente
  tft.setCursor(posX, posY);
  tft.print(textoCH1);

  // Traço azul exatamente abaixo do texto
  tft.drawLine(posX, posY + h + 2, posX + w, posY + h + 2, ILI9341_BLUE);

  // Potência configurada no canto inferior direito
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_WHITE);
  tft.setCursor(halfWidth - 45, rectY + smallHeight - 12);
  tft.print(String(Wat_ch1, 2) + "W");

  // --- CH2 (amarelo) ---
  tft.setTextSize(2);
  tft.setTextColor(ILI9341_BLACK);

  tft.drawRoundRect(halfWidth + spacing, 0, halfWidth, topHeight, 10, ILI9341_YELLOW);
  tft.fillRoundRect(halfWidth + spacing, 0, halfWidth, 30, 10, ILI9341_YELLOW);
  tft.fillRect(halfWidth + spacing, 15, halfWidth, 15, ILI9341_YELLOW);

  tft.getTextBounds("CH2", 0, 0, &x1, &y1, &w, &h);
  tft.setCursor(halfWidth + spacing + (halfWidth - w) / 2, (30 - h) / 2);
  tft.print("CH2");

  smallHeight = topHeight * 0.2;
  rectY = 40;
  tft.drawRect(halfWidth + spacing + 8, rectY, halfWidth - 16, smallHeight, ILI9341_YELLOW);
  tft.drawRect(halfWidth + spacing + 8, rectY + smallHeight + 5, halfWidth - 16, topHeight - smallHeight - 55, ILI9341_YELLOW);

  // Texto SET
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_YELLOW);
  tft.setCursor(halfWidth + spacing + 12, rectY + 5);
  tft.print("SET");

  // Valores Iset/Vset centralizados no quadrado menor
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_WHITE);
  String textoCH2 = String(Iset_ch2, 2) + "A " + String(Vset_ch2, 2) + "V";
  tft.getTextBounds(textoCH2, 0, 0, &x1, &y1, &w, &h);
  posX = halfWidth + spacing + (halfWidth - w) / 2;
  posY = rectY + (smallHeight - h) / 2; // centralizado verticalmente
  tft.setCursor(posX, posY);
  tft.print(textoCH2);

  // Traço amarelo exatamente abaixo do texto
  tft.drawLine(posX, posY + h + 2, posX + w, posY + h + 2, ILI9341_YELLOW);

  // Potência configurada no canto inferior direito
  tft.setTextSize(1);
  tft.setTextColor(ILI9341_WHITE);
  tft.setCursor(halfWidth + spacing + halfWidth - 45, rectY + smallHeight - 12);
  tft.print(String(Wat_ch2, 2) + "W");

  // --- CH3 (verde) ---
  tft.setTextSize(2);
  tft.setTextColor(ILI9341_BLACK);

  tft.drawRoundRect(0, topHeight + spacing, 320, bottomHeight, 10, ILI9341_GREEN);
  tft.fillRoundRect(0, topHeight + spacing, 320, 30, 10, ILI9341_GREEN);
  tft.fillRect(0, topHeight + spacing + 15, 320, 15, ILI9341_GREEN);

  tft.getTextBounds("CH3", 0, 0, &x1, &y1, &w, &h);
  tft.setCursor((320 - w) / 2, topHeight + spacing + (30 - h) / 2);
  tft.print("CH3");
}

void loop() {
  // Nada aqui
}