rasmus/flyradar
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 7 Wiki Activity

v1.3: Screenshot, double-tap zoom, statistics screen, flight trail

Browse Source
This commit is contained in:
Eiswolf-BG
2026-08-03 04:56:17 +02:00
parent 7b19726b95
commit ec2f0aa3f2
1 changed files with 20 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
src/radar_screen.cpp
View File

@@ -84,19 +84,30 @@ namespace {
return TFT_RED;
}
// Gedaempfte Version der Hoehenfarbe fuer die Flugbahn-Linie (Trail) -
// deutlich dunkler als der Punkt selbst, damit der Trail nicht mit dem
// aktuellen Punkt/Label verwechselt wird.
// Zeichnet ein kleines Dreieck, das in Flugrichtung (headingDeg) zeigt -
// wie das klassische "Ziel"-Symbol auf echten ATC-Radarschirmen. Ersetzt
// den vorherigen Kreis + separaten Kursstrich in einem Symbol.
void drawAircraftMarker(TFT_eSPI& gfx, int16_t x, int16_t y, float headingDeg, uint16_t color) {
double rad = headingDeg * PI / 180.0;
double backRad1 = (headingDeg + 150.0) * PI / 180.0;
double backRad2 = (headingDeg - 150.0) * PI / 180.0;
int16_t tipX = x + (int16_t)(7 * sin(rad));
int16_t tipY = y - (int16_t)(7 * cos(rad));
int16_t backLX = x + (int16_t)(5 * sin(backRad1));
int16_t backLY = y - (int16_t)(5 * cos(backRad1));
int16_t backRX = x + (int16_t)(5 * sin(backRad2));
int16_t backRY = y - (int16_t)(5 * cos(backRad2));
gfx.fillTriangle(tipX, tipY, backLX, backLY, backRX, backRY, color);
}
uint16_t dimColorForAltitude(int32_t altFt) {
if (altFt < Config::COLOR_LOW_ALT_THRESHOLD_FT) return TFT_DARKGREEN;
if (altFt < Config::COLOR_MID_ALT_THRESHOLD_FT) return TFT_OLIVE;
return TFT_MAROON;
}
// --- Flugbahn-Trail: merkt sich die letzten paar Bildschirm-Positionen
// pro Flugzeug (per Hex-Code), damit man die grobe Flugrichtung ueber die
// letzten Datenupdates hinweg sieht. Wird nur bei render() (Vollbild-
// Redraw) aktualisiert/gezeichnet, nicht bei jedem Sweep-Tick.
constexpr uint8_t TRAIL_LEN = 4;
constexpr uint32_t TRAIL_STALE_MS = Config::FETCH_INTERVAL_MS * 3;
@@ -398,8 +409,6 @@ void render(TFT_eSPI& tft, int16_t top) {
bool isSelected = selectedHex[0] && strcmp(a.hex, selectedHex) == 0;
bool isEmergency = SettingsStore::emergencyAlertEnabled() && isEmergencySquawk(a.squawk);
// Flugbahn-Trail: erst die bisherige Spur zeichnen, DANN den neuen
// Punkt anhaengen und den Punkt/Ring/Label darueber legen.
TrailEntry* trail = findOrCreateTrail(a.hex);
drawTrail(tft, trail, dimColorForAltitude(a.altBaroFt));
pushTrailPoint(trail, pt.x, pt.y);
@@ -409,17 +418,12 @@ void render(TFT_eSPI& tft, int16_t top) {
selectionStillPresent = true;
selected = a;
}
tft.fillCircle(pt.x, pt.y, 5, color);
drawAircraftMarker(tft, pt.x, pt.y, a.headingDeg, color);
if (isEmergency) {
tft.drawCircle(pt.x, pt.y, 12, TFT_RED);
}
double rad = a.headingDeg * PI / 180.0;
int16_t dx = (int16_t)(sin(rad) * 10);
int16_t dy = (int16_t)(-cos(rad) * 10);
tft.drawLine(pt.x, pt.y, pt.x + dx, pt.y + dy, color);
tft.setTextColor(color, TFT_BLACK);
tft.setTextDatum(BC_DATUM);
const char* label = a.callsign[0] ? a.callsign : a.hex;
@@ -491,17 +495,12 @@ void tick(TFT_eSPI& tft, int16_t top, uint32_t deltaMs) {
continue;
}
tft.fillCircle(hp.x, hp.y, 5, hp.color);
drawAircraftMarker(tft, hp.x, hp.y, hp.headingDeg, hp.color);
if (hp.isEmergency) {
tft.drawCircle(hp.x, hp.y, 12, TFT_RED);
}
double rad = hp.headingDeg * PI / 180.0;
int16_t dx = (int16_t)(sin(rad) * 10);
int16_t dy = (int16_t)(-cos(rad) * 10);
tft.drawLine(hp.x, hp.y, hp.x + dx, hp.y + dy, hp.color);
tft.setTextColor(hp.color, TFT_BLACK);
tft.setTextDatum(BC_DATUM);
const char* label = hp.callsign[0] ? hp.callsign : hp.hex;