Initial commit: VesiscanBasic Android app

Port of MedilightV2 iOS app to Android with Kotlin + Jetpack Compose. Includes BLE connectivity, NIRS/Piezo sensor modes, Rive animations, interactive measurement history charts, and foldable device support. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-09 17:27:00 +09:00
commit a8532917b4
73 changed files with 5662 additions and 0 deletions
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+package com.example.medilightv2android.managers
+
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.mutableStateOf
+import com.example.medilightv2android.models.NirsMagResponse
+import com.example.medilightv2android.models.NirsMcjPacket
+import com.example.medilightv2android.models.NirsConstants
+import com.example.medilightv2android.models.NirsOxyResult
+
+class NirsManager private constructor() {
+    companion object {
+        val instance: NirsManager by lazy { NirsManager() }
+    }
+
+    // State
+    val isStreaming = mutableStateOf(false)
+    val isCalibrated = mutableStateOf(false)
+    val isFilterEnabled = mutableStateOf(true)
+
+    // Current Values
+    val currentOxy = mutableStateOf(NirsOxyResult.zero)
+    val sampleCount = mutableIntStateOf(0)
+
+    // Chart History
+    val oxyHbO2History = mutableStateListOf<Double>()
+    val oxyHbHistory = mutableStateListOf<Double>()
+
+    // Internal
+    val calcEngine = NirsCalcEngine()
+    private val maxPoints = NirsConstants.maxHistoryPoints
+
+    // Calibration
+    fun setCalibrationGain(response: NirsMagResponse) {
+        calcEngine.setGainFromMag(response)
+        isCalibrated.value = true
+    }
+
+    // Process mcj Packet
+    fun processMcjPacket(packet: NirsMcjPacket) {
+        val result = calcEngine.process(packet.ledValues)
+        currentOxy.value = result.oxyFiltered
+        sampleCount.intValue++
+
+        appendTrimming(oxyHbO2History, result.oxyFiltered.hbO2)
+        appendTrimming(oxyHbHistory, result.oxyFiltered.hb)
+    }
+
+    // Controls
+    fun toggleFilter() {
+        isFilterEnabled.value = !isFilterEnabled.value
+        calcEngine.isFilterEnabled = isFilterEnabled.value
+        if (isFilterEnabled.value) calcEngine.resetFilter()
+    }
+
+    fun clearData() {
+        oxyHbO2History.clear()
+        oxyHbHistory.clear()
+        currentOxy.value = NirsOxyResult.zero
+        sampleCount.intValue = 0
+        calcEngine.resetFilter()
+    }
+
+    fun startStreaming() {
+        isStreaming.value = true
+        calcEngine.resetFilter()
+    }
+
+    fun stopStreaming() {
+        isStreaming.value = false
+    }
+
+    fun reset() {
+        stopStreaming()
+        clearData()
+        isCalibrated.value = false
+        calcEngine.clearGain()
+    }
+
+    // Helpers
+    private fun appendTrimming(list: MutableList<Double>, value: Double) {
+        list.add(value)
+        while (list.size > maxPoints) list.removeAt(0)
+    }
+}