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First attempt to add Doppler shift frequency calculations

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Peter Javorsky committed 2020-09-17 19:20:59 +02:00
1 parent f60c44c4a7
commit d8ef1c9f40
7 files changed
+100 -24
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app/src/main/java/com/rtbishop/look4sat/ui/adapters/TransmitterAdapter.kt
+29
View File
@@ -27,10 +27,17 @@ import androidx.recyclerview.widget.RecyclerView
import com.rtbishop.look4sat.R
import com.rtbishop.look4sat.data.Transmitter
import com.rtbishop.look4sat.databinding.ItemTransmitterBinding
import com.rtbishop.look4sat.utility.PassPredictor
import java.util.*
class TransmitterAdapter : RecyclerView.Adapter<TransmitterAdapter.TransmitterHolder>() {
private var transmittersList = emptyList<Transmitter>()
private lateinit var predictor: PassPredictor
fun setPredictor(predict: PassPredictor) {
predictor = predict
}
fun setList(list: List<Transmitter>) {
transmittersList = list
@@ -65,6 +72,11 @@ class TransmitterAdapter : RecyclerView.Adapter<TransmitterAdapter.TransmitterHo
context.getString(R.string.trans_down_low),
transmitter.downlinkLow / freqDivider
)
binding.transDownlinkDoppler.text = String
.format(
context.getString(R.string.trans_down_low_doppler),
predictor.getDownlinkFreq(transmitter.downlinkLow, Date()) / freqDivider
)
} else if (transmitter.downlinkLow != null && transmitter.downlinkHigh != null) {
binding.transDownlink.text = String
.format(
@@ -72,8 +84,15 @@ class TransmitterAdapter : RecyclerView.Adapter<TransmitterAdapter.TransmitterHo
transmitter.downlinkLow / freqDivider,
transmitter.downlinkHigh / freqDivider
)
binding.transDownlinkDoppler.text = String
.format(
context.getString(R.string.trans_down_lowHigh_doppler),
predictor.getDownlinkFreq(transmitter.downlinkLow, Date()) / freqDivider,
predictor.getDownlinkFreq(transmitter.downlinkHigh, Date()) / freqDivider
)
} else {
binding.transDownlink.text = context.getString(R.string.no_downlink)
binding.transDownlinkDoppler.text = context.getString(R.string.no_downlink_doppler)
}
if (transmitter.uplinkLow != null && transmitter.uplinkHigh == null) {
@@ -81,14 +100,24 @@ class TransmitterAdapter : RecyclerView.Adapter<TransmitterAdapter.TransmitterHo
context.getString(R.string.trans_up_low),
transmitter.uplinkLow / freqDivider
)
binding.transUplinkDoppler.text = String.format(
context.getString(R.string.trans_up_low_doppler),
predictor.getUplinkFreq(transmitter.uplinkLow, Date()) / freqDivider
)
} else if (transmitter.uplinkLow != null && transmitter.uplinkHigh != null) {
binding.transUplink.text = String.format(
context.getString(R.string.trans_up_lowHigh),
transmitter.uplinkLow / freqDivider,
transmitter.uplinkHigh / freqDivider
)
binding.transUplinkDoppler.text = String.format(
context.getString(R.string.trans_up_lowHigh_doppler),
predictor.getUplinkFreq(transmitter.uplinkLow, Date()) / freqDivider,
predictor.getUplinkFreq(transmitter.uplinkHigh, Date()) / freqDivider
)
} else {
binding.transUplink.text = context.getString(R.string.no_uplink)
binding.transUplinkDoppler.text = context.getString(R.string.no_uplink_doppler)
}
if (transmitter.mode != null) {
app/src/main/java/com/rtbishop/look4sat/ui/fragments/PolarViewFragment.kt
+1
View File
@@ -142,6 +142,7 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
private fun observeTransmitters() {
viewModel.getTransmittersForSat(satPass.tle.catnum).observe(viewLifecycleOwner, Observer {
if (it.isNotEmpty()) {
transmitterAdapter.setPredictor(satPass.predictor)
transmitterAdapter.setList(it)
transmitterAdapter.notifyDataSetChanged()
binding.recPolar.visibility = View.VISIBLE