Speed Scaling

app/src/main/java/com/cooper/wheellog/AppConfig.kt

@@ -756,6 +756,10 @@ class AppConfig(var context: Context): KoinComponent {
         get() = getSpecific(R.string.profile_name, "")
         set(value) = setSpecific(R.string.profile_name, value)
 
+    var speedScaling: Float
+        get() = getSpecific(R.string.speed_scaling, 1f)
+        set(value) = setSpecific(R.string.speed_scaling, value)
+
     var batteryCapacity: Int
         get() = getSpecific(R.string.battery_capacity, 0)
         set(value) = setSpecific(R.string.battery_capacity, value)

app/src/main/java/com/cooper/wheellog/WheelData.java

@@ -224,7 +224,7 @@ public boolean isWheelIsReady() {
     }
 
     public int getSpeed() {
-        return (int) Math.round(mSpeed / 10.0);
+        return (int) Math.round(mSpeed / 10.0 * appConfig.getSpeedScaling());
     }
 
     public void setSpeed(int speed) {
@@ -765,7 +765,7 @@ String getRidingTimeString() {
     }
 
     public double getSpeedDouble() {
-        return mSpeed / 100.0;
+        return mSpeed / 100.0 * appConfig.getSpeedScaling();
     }
 
     public double getVoltageDouble() {
@@ -865,11 +865,11 @@ public double getMaxPwm() {
     }
 
     public int getTopSpeed() {
-        return mTopSpeed;
+        return Math.round(mTopSpeed * appConfig.getSpeedScaling());
     }
 
     public double getTopSpeedDouble() {
-        return mTopSpeed / 100.0;
+        return mTopSpeed / 100.0 * appConfig.getSpeedScaling();
     }
 
     int getDistance() {

app/src/main/java/com/cooper/wheellog/settings/WheelScreen.kt

@@ -1342,6 +1342,16 @@ private fun veteran(appConfig: AppConfig = koinInject()) {
 
 @Composable
 private fun forAllWheel(appConfig: AppConfig = koinInject()) {
+    sliderPref(
+        name = stringResource(R.string.speed_scaling_title),
+        desc = stringResource(R.string.speed_scaling_description),
+        position = appConfig.speedScaling.toFloat(),
+        min = 0.8f,
+        max = 1.20f,
+		format = "%.3f",
+    ) {
+        appConfig.speedScaling = it.toFloat()
+    }
     sliderPref(
         name = stringResource(R.string.battery_capacity_title),
         desc = stringResource(R.string.battery_capacity_description),

app/src/main/res/values/constants.xml

@@ -148,6 +148,7 @@
     <string name="connection_sound" translatable="false">connection_sound</string>
     <string name="no_connection_sound" translatable="false">no_connection_sound</string>
     <string name="use_stop_music" translatable="false">use_stop_music</string>
+    <string name="speed_scaling" translatable="false">speed_scaling</string>
     <string name="battery_capacity" translatable="false">battery_capacity</string>
     <string name="charging_power" translatable="false">charging_power</string>
     <string name="show_unknown_devices" translatable="false">show_unknown_devices</string>

app/src/main/res/values/strings.xml

@@ -218,6 +218,8 @@
     <string name="no_connection_sound_description">Period of beeps when connection lost, 0sec - no beeps</string>
     <string name="use_stop_music_title">Auto mute</string>
     <string name="use_stop_music_description">Auto mute at speeds below 3.5 km/h</string>
+    <string name="speed_scaling_title">Speed scaling</string>
+    <string name="speed_scaling_description">Scale the speed output from the wheel</string>
     <string name="battery_capacity_title">Battery capacity</string>
     <string name="battery_capacity_description">Battery Capacity in Wh</string>
     <string name="charging_power_title">Charging power</string>