Android: Support settings with float values

We did support float settings before but we never showed anything past the decimal place before.

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/model/view/FloatSliderSetting.kt

@@ -6,7 +6,8 @@ import android.content.Context
 import org.dolphinemu.dolphinemu.features.settings.model.AbstractFloatSetting
 import org.dolphinemu.dolphinemu.features.settings.model.AbstractSetting
 import org.dolphinemu.dolphinemu.features.settings.model.Settings
-import kotlin.math.roundToInt
+import java.math.BigDecimal
+import java.math.MathContext
 
 open class FloatSliderSetting : SliderSetting {
     var floatSetting: AbstractFloatSetting
@@ -19,29 +20,34 @@ open class FloatSliderSetting : SliderSetting {
         setting: AbstractFloatSetting,
         titleId: Int,
         descriptionId: Int,
-        min: Int,
-        max: Int,
+        min: Float,
+        max: Float,
         units: String?,
-        stepSize: Int
-    ) : super(context, titleId, descriptionId, min, max, units, stepSize) {
+        stepSize: Float,
+        showDecimal: Boolean
+    ) : super(context, titleId, descriptionId, min, max, units, stepSize, showDecimal) {
         floatSetting = setting
     }
 
     constructor(
         setting: AbstractFloatSetting,
         name: CharSequence,
         description: CharSequence?,
-        min: Int,
-        max: Int,
-        units: String?
-    ) : super(name, description, min, max, units) {
+        min: Float,
+        max: Float,
+        units: String?,
+        showDecimal: Boolean
+    ) : super(name, description, min, max, units, showDecimal) {
         floatSetting = setting
     }
 
-    override val selectedValue: Int
-        get() = floatSetting.float.roundToInt()
+    override val selectedValue: Float
+        get() = floatSetting.float
 
     open fun setSelectedValue(settings: Settings?, selection: Float) {
-        floatSetting.setFloat(settings!!, selection)
+        floatSetting.setFloat(
+            settings!!,
+            BigDecimal((selection).toDouble()).round(MathContext(3)).toFloat()
+        )
     }
 }

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/model/view/IntSliderSetting.kt

@@ -16,7 +16,7 @@ class IntSliderSetting(
     max: Int,
     units: String?,
     stepSize: Int
-) : SliderSetting(context, titleId, descriptionId, min, max, units, stepSize) {
+) : SliderSetting(context, titleId, descriptionId, min, max, units, stepSize, false) {
     override val setting: AbstractSetting
         get() = intSetting
 

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/model/view/PercentSliderSetting.kt

@@ -4,24 +4,38 @@ package org.dolphinemu.dolphinemu.features.settings.model.view
 
 import android.content.Context
 import org.dolphinemu.dolphinemu.features.settings.model.AbstractFloatSetting
-import org.dolphinemu.dolphinemu.features.settings.model.AbstractSetting
 import org.dolphinemu.dolphinemu.features.settings.model.Settings
-import kotlin.math.roundToInt
+import java.math.BigDecimal
+import java.math.MathContext
 
 class PercentSliderSetting(
     context: Context,
     override val setting: AbstractFloatSetting,
     titleId: Int,
     descriptionId: Int,
-    min: Int,
-    max: Int,
+    min: Float,
+    max: Float,
     units: String?,
-    stepSize: Int
-) : FloatSliderSetting(context, setting, titleId, descriptionId, min, max, units, stepSize) {
-    override val selectedValue: Int
-        get() = (floatSetting.float * 100).roundToInt()
+    stepSize: Float,
+    showDecimal: Boolean
+) : FloatSliderSetting(
+    context,
+    setting,
+    titleId,
+    descriptionId,
+    min,
+    max,
+    units,
+    stepSize,
+    showDecimal
+) {
+    override val selectedValue: Float
+        get() = (floatSetting.float * 100)
 
     override fun setSelectedValue(settings: Settings?, selection: Float) {
-        floatSetting.setFloat(settings!!, selection / 100)
+        floatSetting.setFloat(
+            settings!!,
+            BigDecimal((selection / 100).toDouble()).round(MathContext(3)).toFloat()
+        )
     }
 }

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/model/view/SliderSetting.kt

@@ -7,41 +7,47 @@ import android.content.Context
 abstract class SliderSetting : SettingsItem {
     override val type: Int = TYPE_SLIDER
 
-    var min: Int
+    var min: Any
         private set
-    var max: Int
+    var max: Any
         private set
     var units: String?
         private set
-    var stepSize = 0
+    var stepSize: Any = 0
+        private set
+    var showDecimal: Boolean = false
         private set
 
     constructor(
         context: Context,
         nameId: Int,
         descriptionId: Int,
-        min: Int,
-        max: Int,
+        min: Any,
+        max: Any,
         units: String?,
-        stepSize: Int
+        stepSize: Any,
+        showDecimal: Boolean
     ) : super(context, nameId, descriptionId) {
         this.min = min
         this.max = max
         this.units = units
         this.stepSize = stepSize
+        this.showDecimal = showDecimal
     }
 
     constructor(
         name: CharSequence,
         description: CharSequence?,
-        min: Int,
-        max: Int,
-        units: String?
+        min: Any,
+        max: Any,
+        units: String?,
+        showDecimal: Boolean
     ) : super(name, description) {
         this.min = min
         this.max = max
         this.units = units
+        this.showDecimal = showDecimal
     }
 
-    abstract val selectedValue: Int
+    abstract val selectedValue: Any
 }

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/ui/MenuTag.kt

@@ -19,6 +19,7 @@ enum class MenuTag {
     DEBUG("debug"),
     GRAPHICS("graphics"),
     ENHANCEMENTS("enhancements"),
+    COLOR_CORRECTION("color_correction"),
     STEREOSCOPY("stereoscopy"),
     HACKS("hacks"),
     STATISTICS("statistics"),

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/ui/SettingsAdapter.kt

@@ -51,7 +51,7 @@ class SettingsAdapter(
     private var settingsList: ArrayList<SettingsItem>? = null
     private var clickedItem: SettingsItem? = null
     private var clickedPosition: Int = -1
-    private var seekbarProgress = 0
+    private var seekbarProgress: Float = 0f
     private var dialog: AlertDialog? = null
     private var textSliderValue: TextView? = null
 
@@ -229,21 +229,35 @@ class SettingsAdapter(
     fun onSliderClick(item: SliderSetting, position: Int) {
         clickedItem = item
         clickedPosition = position
-        seekbarProgress = item.selectedValue
+        seekbarProgress = if (item is FloatSliderSetting) {
+            item.selectedValue
+        } else {
+            (item.selectedValue as Int).toFloat()
+        }
 
         val inflater = LayoutInflater.from(fragmentView.fragmentActivity)
         val binding = DialogSliderBinding.inflate(inflater)
 
         textSliderValue = binding.textValue
-        textSliderValue!!.text = seekbarProgress.toString()
+        textSliderValue!!.text = if (item.showDecimal) {
+            String.format("%.2f", seekbarProgress)
+        } else {
+            seekbarProgress.toInt().toString()
+        }
 
         binding.textUnits.text = item.units
 
         val slider = binding.slider
-        slider.valueFrom = item.min.toFloat()
-        slider.valueTo = item.max.toFloat()
-        slider.value = seekbarProgress.toFloat()
-        slider.stepSize = item.stepSize.toFloat()
+        if (item is FloatSliderSetting) {
+            slider.valueFrom = item.min as Float
+            slider.valueTo = item.max as Float
+            slider.stepSize = item.stepSize as Float
+        } else {
+            slider.valueFrom = (item.min as Int).toFloat()
+            slider.valueTo = (item.max as Int).toFloat()
+            slider.stepSize = (item.stepSize as Int).toFloat()
+        }
+        slider.value = seekbarProgress
         slider.addOnChangeListener(this)
 
         dialog = MaterialAlertDialogBuilder(fragmentView.fragmentActivity)
@@ -480,22 +494,24 @@ class SettingsAdapter(
             }
             is IntSliderSetting -> {
                 val sliderSetting = clickedItem as IntSliderSetting
-                if (sliderSetting.selectedValue != seekbarProgress) fragmentView.onSettingChanged()
-                sliderSetting.setSelectedValue(settings, seekbarProgress)
+                if (sliderSetting.selectedValue != seekbarProgress.toInt()) {
+                    fragmentView.onSettingChanged()
+                }
+                sliderSetting.setSelectedValue(settings, seekbarProgress.toInt())
                 closeDialog()
             }
             is FloatSliderSetting -> {
                 val sliderSetting = clickedItem as FloatSliderSetting
 
                 if (sliderSetting.selectedValue != seekbarProgress) fragmentView.onSettingChanged()
 
-                sliderSetting.setSelectedValue(settings, seekbarProgress.toFloat())
+                sliderSetting.setSelectedValue(settings, seekbarProgress)
 
                 closeDialog()
             }
         }
         clickedItem = null
-        seekbarProgress = -1
+        seekbarProgress = -1f
     }
 
     fun closeDialog() {
@@ -510,8 +526,12 @@ class SettingsAdapter(
     }
 
     override fun onValueChange(slider: Slider, progress: Float, fromUser: Boolean) {
-        seekbarProgress = progress.toInt()
-        textSliderValue!!.text = seekbarProgress.toString()
+        seekbarProgress = progress
+        textSliderValue!!.text = if ((clickedItem as SliderSetting).showDecimal) {
+            String.format("%.2f", seekbarProgress)
+        } else {
+            seekbarProgress.toInt().toString()
+        }
     }
 
     private fun getValueForSingleChoiceSelection(item: SingleChoiceSetting, which: Int): Int {

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/ui/SettingsFragmentPresenter.kt

@@ -34,6 +34,7 @@ import org.dolphinemu.dolphinemu.model.GpuDriverMetadata
 import org.dolphinemu.dolphinemu.ui.main.MainPresenter
 import org.dolphinemu.dolphinemu.utils.*
 import java.util.*
+import kotlin.collections.ArrayList
 import kotlin.math.ceil
 import kotlin.math.floor
 
@@ -119,6 +120,7 @@ class SettingsFragmentPresenter(
             MenuTag.GCPAD_TYPE -> addGcPadSettings(sl)
             MenuTag.WIIMOTE -> addWiimoteSettings(sl)
             MenuTag.ENHANCEMENTS -> addEnhanceSettings(sl)
+            MenuTag.COLOR_CORRECTION -> addColorCorrectionSettings(sl)
             MenuTag.STEREOSCOPY -> addStereoSettings(sl)
             MenuTag.HACKS -> addHackSettings(sl)
             MenuTag.STATISTICS -> addStatisticsSettings(sl)
@@ -249,10 +251,11 @@ class SettingsFragmentPresenter(
                 FloatSetting.MAIN_EMULATION_SPEED,
                 R.string.speed_limit,
                 0,
-                0,
-                200,
+                0f,
+                200f,
                 "%",
-                1
+                1f,
+                false
             )
         )
         sl.add(
@@ -1000,10 +1003,11 @@ class SettingsFragmentPresenter(
                 FloatSetting.MAIN_OVERCLOCK,
                 R.string.overclock_title,
                 R.string.overclock_title_description,
-                0,
-                400,
+                0f,
+                400f,
                 "%",
-                1
+                1f,
+                false
             )
         )
 
@@ -2396,9 +2400,10 @@ class SettingsFragmentPresenter(
                     InputMappingDoubleSetting(setting),
                     setting.uiName,
                     "",
-                    ceil(setting.doubleMin).toInt(),
-                    floor(setting.doubleMax).toInt(),
-                    setting.uiSuffix
+                    ceil(setting.doubleMin).toFloat(),
+                    floor(setting.doubleMax).toFloat(),
+                    setting.uiSuffix,
+                    false
                 )
             )
 

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/settings/ui/viewholder/SliderViewHolder.kt

@@ -7,14 +7,15 @@ import android.text.TextUtils
 import android.view.View
 import org.dolphinemu.dolphinemu.R
 import org.dolphinemu.dolphinemu.databinding.ListItemSettingBinding
+import org.dolphinemu.dolphinemu.features.settings.model.view.IntSliderSetting
 import org.dolphinemu.dolphinemu.features.settings.model.view.SettingsItem
 import org.dolphinemu.dolphinemu.features.settings.model.view.SliderSetting
 import org.dolphinemu.dolphinemu.features.settings.ui.SettingsAdapter
 
 class SliderViewHolder(
     private val binding: ListItemSettingBinding, adapter: SettingsAdapter?,
     private val context: Context
-) : SettingViewHolder(binding.getRoot(), adapter!!) {
+) : SettingViewHolder(binding.root, adapter!!) {
     private lateinit var setting: SliderSetting
 
     override val item: SettingsItem
@@ -28,11 +29,25 @@ class SliderViewHolder(
         if (!TextUtils.isEmpty(item.description)) {
             binding.textSettingDescription.text = item.description
         } else {
-            binding.textSettingDescription.text = context.getString(
-                R.string.slider_setting_value,
-                setting.selectedValue,
-                setting.units
-            )
+            val selectedValue: Float = if (item is IntSliderSetting) {
+                (setting.selectedValue as Int).toFloat()
+            } else {
+                setting.selectedValue as Float
+            }
+
+            if (setting.showDecimal) {
+                binding.textSettingDescription.text = String.format(
+                    context.getString(R.string.slider_setting_float_value),
+                    selectedValue,
+                    setting.units
+                )
+            } else {
+                binding.textSettingDescription.text = String.format(
+                    context.getString(R.string.slider_setting_value),
+                    selectedValue,
+                    setting.units
+                )
+            }
         }
 
         setStyle(binding.textSettingName, setting)

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

@@ -634,7 +634,8 @@ It can efficiently compress both junk data and encrypted Wii data.
     <!-- Misc -->
     <string name="enabled">Enabled</string>
     <string name="default_values">Default Values</string>
-    <string name="slider_setting_value">%1$d%2$s</string>
+    <string name="slider_setting_value">%.0f%2$s</string>
+    <string name="slider_setting_float_value">%.2f%2$s</string>
     <string name="disc_number">Disc %1$d</string>
     <string name="replug_gc_adapter">GameCube Adapter couldn\'t be opened. Please re-plug the device.</string>
     <string name="disabled_gc_overlay_notice">The selected GameCube controller is set to \"None\"</string>