PoliEcho/MHDrunPathfinder
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add working speed-o-meter

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PoliEcho
2026-02-13 16:41:05 +01:00
parent c3f8dd4066
commit dbd29bf421
4 changed files with 109 additions and 68 deletions
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app/src/main/java/org/pupes/mhdrunpathfinder/HaukUtils.kt
+20 -3
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@@ -49,13 +49,30 @@ private fun fetchHaukPosition(haukUrl: String, callee: Activity) {
message = "{" + message.substringAfter("{");
val hauk_response = json.decodeFromString<HaukResponse>(message)
val lat = hauk_response.points.last()?.getOrNull(0)
val lon = hauk_response.points.last()?.getOrNull(1)
val lat = hauk_response.points.last().getOrNull(0)
val lon = hauk_response.points.last().getOrNull(1)
if (lat != null && lon != null) {
val lastlat = hauk_response.points.getOrNull(hauk_response.points.size - 2)?.getOrNull(0)
val lastlon = hauk_response.points.getOrNull(hauk_response.points.size - 2)?.getOrNull(1)
val newspeed =
if (lastlat != null && lastlon != null) {
var fulldistance: Double = 0.0
for (i in 1 until hauk_response.points.size -1) {
try{
fulldistance += haversineDistance(hauk_response.points[i-1][0]!!, hauk_response.points[i-1][1]!!, hauk_response.points[i][0]!!, hauk_response.points[i][1]!!)
} catch (e: Exception) {
// Ignore
}
}
(fulldistance / (hauk_response.interval * hauk_response.points.size)*3600)
} else {
0.0
}
HaukMainHandler.post {
try {
mapState.moveMarker("target_position", x = longitudeToXNormalized(lon), y = latitudeToYNormalized(lat))
target_speed = "${"%.1f".format(newspeed)}km/h"
} catch (e: Exception) {
// Marker might not exist yet, ignore
}