File content as of revision 4:47fd4584df95:

#include "stdio.h"
#include "mbed.h"
#include "HygroClip2.h"
#include "SPI_TFT_ILI9341.h"
#include "Arial12x12.h"
#include "Arial28x28.h"
#include "GraphScale.h"
#include "LineGraph.h"
#include "CommandHandler.h"
#include "Encoder.h"

//Serial pc(SERIAL_TX, SERIAL_RX);
HygroClip2 sensor(D8,D2);
SPI_TFT_ILI9341 TFT(SPI_MOSI,SPI_MISO,SPI_SCK,SPI_CS,D9,D7);

const int ColorTemperature =    RGB(0xff,0x37,0x00);
const int ColorHumidity =       RGB(0x00,0xc8,0xff);
const int ColorDewPoint =       RGB(0x00,0xE8,0x59);
const int ColorHumidityAbs =    RGB(0xff,0x44,0xa5);
const float GraphUpdateRateInSeconds = 5;


LineGraph<200>  graphTemperature    (&TFT,1,200,200,100,0,100);
LineGraph<200>  graphHumidity       (&TFT,1,200,200,100,0,100);
LineGraph<200>  graphDewPoint       (&TFT,1,200,200,100,0,100);
GraphScale      scale               (&TFT,1,200,200,100,0,100,20);

//RotaryEncoder encoder(D3, D4);

CommandHandler commandHandler;

void drawChangingValues()
{
    //TFT.set_font((unsigned char*)Arial28x28);
    TFT.locate(10,25);
    TFT.foreground(ColorTemperature);
    TFT.printf("%.1f*C ",sensor.getTemperature()); // * will be displayed as °
    TFT.locate(10,70);
    TFT.foreground(ColorHumidity);
    TFT.printf("%.1f%%rH ",sensor.getHumidity());
    TFT.foreground(ColorHumidityAbs);
    TFT.locate(10,115);
    TFT.printf("%.3fg/m3 ",sensor.getAbsolutHumidity());
    TFT.foreground(ColorDewPoint);
    TFT.locate(10,160);
    TFT.printf("%.1f*C ",sensor.getDewPoint());    // * will be displayed as °
}

void drawGraphs()
{
    graphTemperature.draw(ColorTemperature);
    graphHumidity.draw(ColorHumidity);
    graphDewPoint.draw(ColorDewPoint);
}

int main()
{
    //TFT.claim(stdout);      // send stdout to the TFT display
    TFT.background(Black);    // set background to black
    TFT.foreground(White);    // set chars to white
    TFT.cls();                // clear the screen
    TFT.set_font((unsigned char*) Arial12x12);  // select the font
    TFT.set_orientation(2);

    TFT.locate(10,10);
    TFT.printf("Loading...");

    while(!sensor.isDataValid())
    {
        sensor.update();
        wait(.5f);
    }

    TFT.locate(10,10);
    TFT.printf("Temperatur");
    TFT.locate(10,55);
    TFT.printf("Luftfeuchtigkeit (relativ)");
    TFT.locate(10,100);
    TFT.printf("Luftfeuchtigkeit (absolut)");
    TFT.locate(10,145);
    TFT.printf("Taupunkt");

    scale.draw(White);

    float seconds = 0;
    const float waitTime = 1.0f;

    printf("running..\n");

    while(1) {

        sensor.update();

        drawChangingValues();
        if (seconds >= GraphUpdateRateInSeconds)
        {
            seconds = 0;
            graphTemperature.addItem(sensor.getTemperature());
            graphHumidity.addItem(sensor.getHumidity());
            graphDewPoint.addItem(sensor.getDewPoint());
            drawGraphs();
        }

        seconds += waitTime;
        wait(waitTime);
    }
}