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actual fahrplan

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This commit is contained in:
Felix Pankratz 2025-12-20 13:33:42 +01:00
parent 6a313c1cc9
commit 73c6f13b0e
3 changed files with 94 additions and 25 deletions
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4
fahrplan/platformio.ini
View File

@ -21,3 +21,7 @@ lib_deps =
fastled/FastLED
https://github.com/mrfaptastic/ESP32-HUB75-MatrixPanel-I2S-DMA.git
bitbank2/AnimatedGIF
bblanchon/ArduinoJson
build_flags =
-DS3_LCD_DIV_NUM=20

3
fahrplan/src/config.h
View File

@ -1,4 +1,3 @@
// config.h
#define WIFI_SSID PankiNet
#define WIFI_PSK foo
#define DISPLAY_DURATION 10000

96
fahrplan/src/main.cpp
View File

@ -1,4 +1,7 @@
#include <Arduino.h>
#include <ArduinoJson.h>
#include <WiFi.h>
#include <HTTPClient.h>
#include "xtensa/core-macros.h"
#include <ESP32-HUB75-MatrixPanel-I2S-DMA.h>
@ -15,12 +18,22 @@
MatrixPanel_I2S_DMA *matrix = nullptr;
AnimatedGIF gif;
WiFiClientSecure client;
HTTPClient http;
DynamicJsonDocument doc(32768);
long lastrefresh = 0;
bool firstRequest = true;
int current_index = 0;
long last_index_change = 0;
void setup(){
Serial.begin(BAUD_RATE);
//while (!Serial) {
// while (!Serial) {
// ; // wait for serial port to connect. Needed for native USB
//}
// }
pinMode(ONBOARD_LED, OUTPUT);
// redefine pins if required
@ -42,6 +55,26 @@ void setup(){
matrix->fillScreenRGB888(0, 0, 0);
gif.begin(LITTLE_ENDIAN_PIXELS);
matrix->setCursor(0, 0);
char ssid[] = "YOUR_SSID";
char pw[] = "YOUR_PSK";
matrix->print(ssid);
//Serial.print("Connecting");
WiFi.begin(ssid, pw);
// WiFi.begin(ssid, NULL);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
matrix->fillScreenRGB888(0, 0, 0);
matrix->setCursor(0, 0);
matrix->print(WiFi.status());
//Serial.print(".");
}
matrix->fillScreenRGB888(0, 0, 0);
client.setInsecure();
http.useHTTP10(true);
http.begin(client, "https://www.theresno.cloud/schedhelp");
}
void draw_title(const std::string& title, uint16_t color) {
@ -60,10 +93,17 @@ void draw_title(const std::string& title, uint16_t color) {
} else {
x_pos += 6; // char width + 1px gap
}
} else {
} else if (x_pos != 0) {
x_pos += 2; // small space
}
if (y_pos >= 16 && x_pos >= (63 - 6)) {
// ellipsis
matrix->drawPixel(x_pos, y_pos + 6, color);
matrix->drawPixel(x_pos + 2, y_pos + 6, color);
matrix->drawPixel(x_pos + 4, y_pos + 6, color);
break;
}
if (x_pos > (63 - 5)) { // new line
if (current != ' ') {
matrix->drawChar(x_pos, y_pos, '-', color, matrix->color444(0,0,0), 1);
@ -76,7 +116,7 @@ void draw_title(const std::string& title, uint16_t color) {
void draw_time(const std::string &time) {
int x_pos = 0;
int y_pos = 32 - 8;
int y_pos = 32 - 7;
for (size_t idx = 0; idx < time.size(); idx++) {
char current = time[idx];
@ -87,12 +127,12 @@ void draw_time(const std::string &time) {
break;
}
if (current == ':') {
matrix->drawPixel(x_pos, y_pos + 2, matrix->color444(1,1,1));
matrix->drawPixel(x_pos, y_pos + 4, matrix->color444(1,1,1));
matrix->drawPixel(x_pos, y_pos + 2, matrix->color565(255,255,255));
matrix->drawPixel(x_pos, y_pos + 4, matrix->color565(255,255,255));
x_pos = x_pos + 2;
} else {
x_pos = x_pos - offset;
matrix->drawChar(x_pos, y_pos, current, matrix->color444(1,1,1), matrix->color444(0,0,0), 1);
matrix->drawChar(x_pos, y_pos, current, matrix->color565(255,255,255), matrix->color444(0,0,0), 1);
x_pos = x_pos + (6 - offset);
}
}
@ -100,7 +140,7 @@ void draw_time(const std::string &time) {
void draw_location(const std::string &location) {
int pixel_size = (location.size() * 6) - 1;
matrix->setCursor(63 - pixel_size, 32 - 8);
matrix->setCursor(63 - pixel_size, 32 - 7);
matrix->print(location.c_str());
}
@ -125,7 +165,7 @@ void GIFDraw(GIFDRAW *pDraw) {
// Apply the new pixels to the main image
if (pDraw->ucHasTransparency) // if transparency used
{
Serial.println("Transparency!");
// Serial.println("Transparency!");
uint8_t *pEnd, c, ucTransparent = pDraw->ucTransparent;
int x, iCount;
pEnd = s + pDraw->iWidth;
@ -153,7 +193,7 @@ void GIFDraw(GIFDRAW *pDraw) {
{
for (int xOffset = 0; xOffset < iCount; xOffset++)
{
matrix->drawPixel(28 + x + xOffset, 25 + y, usTemp[xOffset]);
matrix->drawPixel(28 + x + xOffset, 27 + y, usTemp[xOffset]);
}
x += iCount;
iCount = 0;
@ -181,23 +221,49 @@ void GIFDraw(GIFDRAW *pDraw) {
// Translate the 8-bit pixels through the RGB565 palette (already byte reversed)
for (x = 0; x < pDraw->iWidth; x++)
{
matrix->drawPixel(28 + x, 25 + y, usPalette[*s++]);
matrix->drawPixel(28 + x, 27 + y, usPalette[*s++]);
}
}
}
void loop() {
std::string title = "THE ART OF TEXT RENDERING";
std::string time = "11:00";
std::string loc = "GRND";
draw_title(title, matrix->color565(249, 176, 0));
if(firstRequest || (millis() - lastrefresh > 120000)) {
http.GET();
DeserializationError error = deserializeJson(doc, http.getStream());
if (error) {
//Serial.print(F("deserializeJson() failed: "));
//Serial.println(error.f_str());
return;
}
lastrefresh = millis();
firstRequest = false;
}
const char *j_title = doc[current_index]["title"];
const char *j_time = doc[current_index]["start"];
const char *j_room = doc[current_index]["room"];
std::string title(j_title); //= "THE ART OF TEXT RE:NDERING";
std::string time(j_time); // = "11:00";
std::string loc(j_room); //= "GRND";
//draw_title(title, matrix->color565(249, 176, 0));
draw_title(title, matrix->color565(doc[current_index]["r"], doc[current_index]["g"], doc[current_index]["b"]));
draw_time(time);
draw_location(loc);
if (gif.open((uint8_t *)reallytinypp, sizeof(reallytinypp), GIFDraw)) {
while (gif.playFrame(true, NULL)) {
;
}
gif.close();
}
if (millis() - last_index_change > DISPLAY_DURATION ) {
current_index++;
if (current_index > 4) {
current_index = 0;
}
last_index_change = millis();
matrix->fillScreenRGB888(0, 0, 0);
}
}