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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,5 @@ | ||
| .gradle | ||
| /local.properties | ||
| /.idea/ | ||
| /.idea/workspace.xml | ||
| /.idea/libraries | ||
| .DS_Store | ||
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66 changes: 0 additions & 66 deletions
66
android/app/src/main/java/com/zeroindexed/piedpiper/MainActivity.java
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android/app/src/main/java/com/zeroindexed/piedpiper/MainActivity.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| package com.zeroindexed.piedpiper | ||
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| import android.os.Bundle | ||
| import android.util.Log | ||
| import android.view.View | ||
| import android.widget.EditText | ||
| import android.widget.ProgressBar | ||
| import androidx.appcompat.app.AppCompatActivity | ||
| import com.casualcoding.reedsolomon.EncoderDecoder | ||
| import com.casualcoding.reedsolomon.EncoderDecoder.DataTooLargeException | ||
| import com.zeroindexed.piedpiper.MainActivity | ||
| import com.zeroindexed.piedpiper.ToneThread.ToneCallback | ||
| import com.zeroindexed.piedpiper.ToneThread.ToneIterator | ||
| import java.io.ByteArrayInputStream | ||
| import java.nio.charset.Charset | ||
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| class MainActivity : AppCompatActivity(), ToneCallback { | ||
| var text: EditText? = null | ||
| var play_tone: View? = null | ||
| var progress: ProgressBar? = null | ||
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| fun parse(data: ByteArray?): String { | ||
| if (data == null || data.size == 0) return "" | ||
| val sb = StringBuilder() | ||
| for (b in data) { | ||
| sb.append(String.format("%02X", b)) | ||
| } | ||
| return sb.toString() | ||
| } | ||
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| override fun onCreate(savedInstanceState: Bundle?) { | ||
| super.onCreate(savedInstanceState) | ||
| setContentView(R.layout.activity_main) | ||
| text = findViewById<View>(R.id.text) as EditText | ||
| play_tone = findViewById(R.id.play_tone) | ||
| progress = findViewById<View>(R.id.progress) as ProgressBar | ||
| play_tone?.setOnClickListener(View.OnClickListener { | ||
| val message = text!!.text.toString() | ||
| var payload = ByteArray(0) | ||
| payload = message.toByteArray() //message.toByteArray(Charset.forName("UTF-8")) | ||
| Log.i("TAG", parse(payload)) | ||
| val encoder = EncoderDecoder() | ||
| val fec_payload: ByteArray | ||
| fec_payload = try { | ||
| encoder.encodeData(payload, FEC_BYTES) | ||
| } catch (e: DataTooLargeException) { | ||
| return@OnClickListener | ||
| } | ||
| Log.i("TAG-FEC", parse(fec_payload)) | ||
| val bis = ByteArrayInputStream(fec_payload) | ||
| play_tone?.setEnabled(false) | ||
| val tone: ToneIterator = BitstreamToneGenerator(bis, 7) | ||
| ToneThread(tone, this@MainActivity).start() | ||
| }) | ||
| } | ||
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| override fun onProgress(current: Int, total: Int) { | ||
| progress!!.max = total | ||
| progress!!.progress = current | ||
| } | ||
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| override fun onDone() { | ||
| play_tone!!.isEnabled = true | ||
| progress!!.progress = 0 | ||
| } | ||
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| companion object { | ||
| const val REQUEST_IMAGE_CAPTURE = 1 | ||
| const val FEC_BYTES = 4 | ||
| } | ||
| } |
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