225 lines
8.8 KiB
C++
225 lines
8.8 KiB
C++
#include <Arduino.h>
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#include <Preferences.h>
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#include <SPI.h>
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#include <WiFi.h>
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#include "tft.h" //see my repository at github "https://github.com/schreibfaul1/ESP32-TFT-Library-ILI9486"
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#include "Audio.h" //see my repository at github "https://github.com/schreibfaul1/ESP32-audioI2S"
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#define TFT_CS 22
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#define TFT_DC 21
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#define TP_CS 14 //16
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#define TP_IRQ 39
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#define SPI_MOSI 23
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#define SPI_MISO 19
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#define SPI_SCK 18
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#define I2S_DOUT 25
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#define I2S_BCLK 27
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#define I2S_LRC 26
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Preferences pref;
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TFT tft;
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TP tp(TP_CS, TP_IRQ);
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Audio audio;
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String ssid = "*****";
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String password = "*****";
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String stations[] ={
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"0n-80s.radionetz.de:8000/0n-70s.mp3",
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"mediaserv30.live-streams.nl:8000/stream",
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"www.surfmusic.de/m3u/100-5-das-hitradio,4529.m3u",
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"stream.1a-webradio.de/deutsch/mp3-128/vtuner-1a",
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"mp3.ffh.de/radioffh/hqlivestream.aac", // 128k aac
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"www.antenne.de/webradio/antenne.m3u",
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"listen.rusongs.ru/ru-mp3-128",
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"edge.audio.3qsdn.com/senderkw-mp3",
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"https://stream.srg-ssr.ch/rsp/aacp_48.asx", // SWISS POP
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};
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//some global variables
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uint8_t max_volume = 21;
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uint8_t max_stations = 0; //will be set later
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uint8_t cur_station = 0; //current station(nr), will be set later
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uint8_t cur_volume = 0; //will be set from stored preferences
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int8_t cur_btn =-1; //current button (, -1 means idle)
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enum action{VOLUME_UP=0, VOLUME_DOWN=1, STATION_UP=2, STATION_DOWN=3};
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enum staus {RELEASED=0, PRESSED=1};
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struct _btns{
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uint16_t x; //PosX
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uint16_t y; //PosY
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uint16_t w; //Width
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uint16_t h; //Hight
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uint8_t a; //Action
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uint8_t s; //Status
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};
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typedef _btns btns;
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btns btn[4];
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//**************************************************************************************************
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// G U I *
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//**************************************************************************************************
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void draw_button(btns b){
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uint16_t color=TFT_BLACK;
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uint8_t r=4, o=r*3;
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if(b.s==RELEASED) color=TFT_GOLD;
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if(b.s==PRESSED) color=TFT_DEEPSKYBLUE;
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tft.drawRoundRect(b.x, b.y, b.w, b.h, r, color);
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switch(b.a){
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case VOLUME_UP:
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tft.fillTriangle(b.x+b.w/2, b.y+o, b.x+o, b.y+b.h-o, b.x+b.w-o, b.y+b.h-o, color); break;
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case VOLUME_DOWN:
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tft.fillTriangle(b.x+o, b.y+o, b.x+b.w/2, b.y+b.h-o, b.x+b.w-o, b.y+o, color); break;
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case STATION_UP:
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tft.fillTriangle(b.x+o, b.y+o, b.x+o, b.y+b.h-o, b.x+b.w-o, b.y+b.h/2, color); break;
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case STATION_DOWN:
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tft.fillTriangle(b.x+b.w-o, b.y+o, b.x+o, b.y+b.h/2, b.x+b.w-o, b.y+b.h-o, color); break;
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}
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}
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void write_stationNr(uint8_t nr){
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tft.fillRect(80, 250, 80, 60, TFT_BLACK);
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String snr = String(nr);
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if(snr.length()<2) snr = "0"+snr;
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tft.setCursor(98, 255);
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tft.setFont(Times_New_Roman66x53);
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tft.setTextColor(TFT_YELLOW);
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tft.print(snr);
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}
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void write_volume(uint8_t vol){
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tft.fillRect(320, 250, 80, 60, TFT_BLACK);
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String svol = String(vol);
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if(svol.length()<2) svol = "0"+svol;
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tft.setCursor(338, 255);
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tft.setFont(Times_New_Roman66x53);
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tft.setTextColor(TFT_YELLOW);
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tft.print(svol);
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}
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void write_stationName(String sName){
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tft.fillRect(0, 0, 480, 100, TFT_BLACK);
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tft.setFont(Times_New_Roman43x35);
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tft.setTextColor(TFT_CORNSILK);
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tft.setCursor(20, 20);
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tft.print(sName);
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}
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void write_streamTitle(String sTitle){
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tft.fillRect(0, 100, 480, 150, TFT_BLACK);
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tft.setFont(Times_New_Roman43x35);
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tft.setTextColor(TFT_LIGHTBLUE);
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tft.setCursor(20, 100);
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int l = tft.writeText((const uint8_t*) sTitle.c_str(), 100 + 150); // do not write under y=250
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if(l < sTitle.length()){
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// sTitle has been shortened, is too long for the display
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}
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}
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//**************************************************************************************************
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// S E T U P *
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//**************************************************************************************************
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void setup() {
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btn[0].x= 20; btn[0].y=250; btn[0].w=60; btn[0].h=60; btn[0].a=STATION_DOWN; btn[0].s=RELEASED;
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btn[1].x=160; btn[1].y=250; btn[1].w=60; btn[1].h=60; btn[1].a=STATION_UP; btn[1].s=RELEASED;
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btn[2].x=260; btn[2].y=250; btn[2].w=60; btn[2].h=60; btn[2].a=VOLUME_UP; btn[2].s=RELEASED;
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btn[3].x=400; btn[3].y=250; btn[3].w=60; btn[3].h=60; btn[3].a=VOLUME_DOWN; btn[3].s=RELEASED;
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max_stations= sizeof(stations)/sizeof(stations[0]); log_i("max stations %i", max_stations);
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Serial.begin(115200);
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SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
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pref.begin("WebRadio", false); // instance of preferences for defaults (station, volume ...)
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if(pref.getShort("volume", 1000) == 1000){ // if that: pref was never been initialized
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pref.putShort("volume", 10);
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pref.putShort("station", 0);
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}
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else{ // get the stored values
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cur_station = pref.getShort("station");
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cur_volume = pref.getShort("volume");
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}
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WiFi.begin(ssid.c_str(), password.c_str());
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while (WiFi.status() != WL_CONNECTED){
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delay(2000);
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Serial.print(".");
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}
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log_i("Connect to %s", WiFi.SSID().c_str());
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tft.begin(TFT_CS, TFT_DC, SPI_MOSI, SPI_MISO, SPI_SCK);
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tft.setRotation(3);
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tp.setRotation(3);
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tft.setFont(Times_New_Roman43x35);
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tft.fillScreen(TFT_BLACK);
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audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
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audio.setVolume(cur_volume); // 0...21
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audio.connecttohost(stations[cur_station].c_str());
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for(uint8_t i=0; i<(sizeof(btn)/sizeof(*btn)); i++) draw_button(btn[i]);
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write_volume(cur_volume);
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write_stationNr(cur_station);
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}
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//**************************************************************************************************
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// L O O P *
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//**************************************************************************************************
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void loop()
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{
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audio.loop();
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tp.loop();
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}
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//**************************************************************************************************
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// E V E N T S *
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//**************************************************************************************************
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void audio_info(const char *info){
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Serial.print("audio_info: "); Serial.println(info);
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}
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void audio_showstation(const char *info){
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write_stationName(String(info));
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}
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void audio_showstreamtitle(const char *info){
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String sinfo=String(info);
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sinfo.replace("|", "\n");
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write_streamTitle(sinfo);
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}
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void tp_pressed(uint16_t x, uint16_t y){
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for(uint8_t i=0; i<(sizeof(btn)/sizeof(*btn)); i++){
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if(x>btn[i].x && (x<btn[i].x+btn[i].w)){
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if(y>btn[i].y && (y<btn[i].y+btn[i].h)){
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cur_btn=i;
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btn[cur_btn].s=PRESSED;
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draw_button(btn[cur_btn]);
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}
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}
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}
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}
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void tp_released(){
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if(cur_btn !=-1){
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btn[cur_btn].s=RELEASED;
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draw_button(btn[cur_btn]);
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switch(btn[cur_btn].a){
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case VOLUME_UP: if(cur_volume<max_volume){
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cur_volume++;
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write_volume(cur_volume);
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audio.setVolume(cur_volume);
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pref.putShort("volume", cur_volume);} // store the current volume in nvs
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break;
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case VOLUME_DOWN: if(cur_volume>0){
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cur_volume-- ;
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write_volume(cur_volume);
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audio.setVolume(cur_volume);
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pref.putShort("volume", cur_volume);} // store the current volume in nvs
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break;
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case STATION_UP: if(cur_station<max_stations-1){
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cur_station++;
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write_stationNr(cur_station);
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tft.fillRect(0, 0, 480, 250, TFT_BLACK);
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audio.connecttohost(stations[cur_station].c_str());
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pref.putShort("station", cur_station);} // store the current station in nvs
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break;
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case STATION_DOWN:if(cur_station>0){
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cur_station--;
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write_stationNr(cur_station);
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tft.fillRect(0, 0, 480, 250, TFT_BLACK);
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audio.connecttohost(stations[cur_station].c_str());
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pref.putShort("station", cur_station);} // store the current station in nvs
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break;
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}
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}
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cur_btn=-1;
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}
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