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Application/FileConverter/Controls/EncodingQualitySliderControl.xaml
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|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| <UserControl | ||
| xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" | ||
| xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" | ||
| xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" | ||
| xmlns:d="http://schemas.microsoft.com/expression/blend/2008" | ||
| xmlns:valueConverters="clr-namespace:FileConverter.ValueConverters" x:Name="userControl" | ||
| x:Class="FileConverter.Controls.EncodingQualitySliderControl" | ||
| mc:Ignorable="d" d:DesignWidth="300" Height="50"> | ||
| <UserControl.Resources> | ||
| <valueConverters:BitrateToString x:Key="BitrateToString"/> | ||
| </UserControl.Resources> | ||
| <Grid> | ||
| <Grid.RowDefinitions> | ||
| <RowDefinition Height="Auto" /> | ||
| <RowDefinition Height="Auto" /> | ||
| </Grid.RowDefinitions> | ||
| <Grid.ColumnDefinitions> | ||
| <ColumnDefinition Width="*"/> | ||
| <ColumnDefinition Width="65"/> | ||
| </Grid.ColumnDefinitions> | ||
|
|
||
| <Slider Grid.Column="0" x:Name="slider" Margin="0,2,0,0" VerticalAlignment="Top" Maximum="245" AutoToolTipPlacement="TopLeft" SmallChange="8" IsSnapToTickEnabled="True" IsSelectionRangeEnabled="True" SelectionStart="115" SelectionEnd="245" Minimum="65" TickPlacement="BottomRight" LargeChange="32" TickFrequency="8" Ticks="65 85 100 115 130 165 175 190 225 245" Foreground="#004B82" /> | ||
| <Label Grid.Column="1" Content="{Binding Value, Converter={StaticResource BitrateToString}, ElementName=slider, Mode=OneWay}" Width="65" /> | ||
| <Label Grid.Column="0" Grid.Row="1" Content="Recommended bitrate range in blue" Foreground="#E5004B82" FontSize="11" /> | ||
| </Grid> | ||
| </UserControl> |
181 changes: 181 additions & 0 deletions
181
Application/FileConverter/Controls/EncodingQualitySliderControl.xaml.cs
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| // <copyright file="EncodingQualitySliderControl.xaml.cs" company="AAllard">License: http://www.gnu.org/licenses/gpl.html GPL version 3.</copyright> | ||
|
|
||
| namespace FileConverter.Controls | ||
| { | ||
| using System.Diagnostics; | ||
| using System.Windows; | ||
| using System.Windows.Controls; | ||
|
|
||
| /// <summary> | ||
| /// Interaction logic for EncodingQualitySliderControl. | ||
| /// </summary> | ||
| public partial class EncodingQualitySliderControl : UserControl | ||
| { | ||
| public static readonly DependencyProperty BitrateProperty = DependencyProperty.Register( | ||
| "Bitrate", | ||
| typeof(double), | ||
| typeof(EncodingQualitySliderControl), | ||
| new FrameworkPropertyMetadata(new PropertyChangedCallback(EncodingQualitySliderControl.OnBitrateValueChanged), new CoerceValueCallback(EncodingQualitySliderControl.CoerceBitrateValue))); | ||
|
|
||
| public static readonly DependencyProperty EncodingModeProperty = DependencyProperty.Register( | ||
| "EncodingMode", | ||
| typeof(EncodingMode), | ||
| typeof(EncodingQualitySliderControl), | ||
| new PropertyMetadata(new PropertyChangedCallback(EncodingQualitySliderControl.OnEncodingModeValueChanged))); | ||
|
|
||
| public EncodingQualitySliderControl() | ||
| { | ||
| this.InitializeComponent(); | ||
|
|
||
| this.CoerceValue(EncodingQualitySliderControl.BitrateProperty); | ||
|
|
||
| this.slider.ValueChanged += this.Slider_ValueChanged; | ||
| } | ||
|
|
||
| public EncodingMode EncodingMode | ||
| { | ||
| get | ||
| { | ||
| return (EncodingMode)this.GetValue(EncodingQualitySliderControl.EncodingModeProperty); | ||
| } | ||
|
|
||
| set | ||
| { | ||
| this.SetCurrentValue(EncodingQualitySliderControl.EncodingModeProperty, value); | ||
| } | ||
| } | ||
|
|
||
| public double Bitrate | ||
| { | ||
| get | ||
| { | ||
| return (double)this.GetValue(EncodingQualitySliderControl.BitrateProperty); | ||
| } | ||
|
|
||
| set | ||
| { | ||
| this.SetCurrentValue(EncodingQualitySliderControl.BitrateProperty, this.GetNearestTickValue(value)); | ||
| } | ||
| } | ||
|
|
||
| private static void OnBitrateValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs eventArgs) | ||
| { | ||
| EncodingQualitySliderControl encodingQualitySliderControl = sender as EncodingQualitySliderControl; | ||
| encodingQualitySliderControl.slider.Value = (double)eventArgs.NewValue; | ||
| } | ||
|
|
||
| private static object CoerceBitrateValue(DependencyObject sender, object basevalue) | ||
| { | ||
| EncodingQualitySliderControl encodingQualitySliderControl = sender as EncodingQualitySliderControl; | ||
| return encodingQualitySliderControl.GetNearestTickValue((double)basevalue); | ||
| } | ||
|
|
||
| private static void OnEncodingModeValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs eventArgs) | ||
| { | ||
| EncodingQualitySliderControl encodingQualitySliderControl = sender as EncodingQualitySliderControl; | ||
| Slider sliderControl = encodingQualitySliderControl.slider; | ||
|
|
||
| switch (encodingQualitySliderControl.EncodingMode) | ||
| { | ||
| case EncodingMode.Mp3VBR: | ||
| { | ||
| sliderControl.Minimum = 65; | ||
| sliderControl.Maximum = 245; | ||
| sliderControl.SelectionStart = 115; | ||
| sliderControl.SelectionEnd = 245; | ||
| sliderControl.Ticks.Clear(); | ||
| sliderControl.Ticks.Add(65); | ||
| sliderControl.Ticks.Add(85); | ||
| sliderControl.Ticks.Add(100); | ||
| sliderControl.Ticks.Add(115); | ||
| sliderControl.Ticks.Add(130); | ||
| sliderControl.Ticks.Add(165); | ||
| sliderControl.Ticks.Add(175); | ||
| sliderControl.Ticks.Add(190); | ||
| sliderControl.Ticks.Add(225); | ||
| sliderControl.Ticks.Add(245); | ||
| break; | ||
| } | ||
|
|
||
| case EncodingMode.Mp3CBR: | ||
| { | ||
| sliderControl.Minimum = 8; | ||
| sliderControl.Maximum = 320; | ||
| sliderControl.SelectionStart = 128; | ||
| sliderControl.SelectionEnd = 256; | ||
| sliderControl.Ticks.Clear(); | ||
| sliderControl.Ticks.Add(8); | ||
| sliderControl.Ticks.Add(16); | ||
| sliderControl.Ticks.Add(24); | ||
| sliderControl.Ticks.Add(32); | ||
| sliderControl.Ticks.Add(40); | ||
| sliderControl.Ticks.Add(48); | ||
| sliderControl.Ticks.Add(64); | ||
| sliderControl.Ticks.Add(80); | ||
| sliderControl.Ticks.Add(96); | ||
| sliderControl.Ticks.Add(112); | ||
| sliderControl.Ticks.Add(128); | ||
| sliderControl.Ticks.Add(160); | ||
| sliderControl.Ticks.Add(192); | ||
| sliderControl.Ticks.Add(224); | ||
| sliderControl.Ticks.Add(256); | ||
| sliderControl.Ticks.Add(320); | ||
| break; | ||
| } | ||
|
|
||
| case EncodingMode.OggVBR: | ||
| { | ||
| sliderControl.Minimum = 32; | ||
| sliderControl.Maximum = 500; | ||
| sliderControl.SelectionStart = 80; | ||
| sliderControl.SelectionEnd = 192; | ||
| sliderControl.Ticks.Clear(); | ||
| sliderControl.Ticks.Add(32); | ||
| sliderControl.Ticks.Add(48); | ||
| sliderControl.Ticks.Add(64); | ||
| sliderControl.Ticks.Add(80); | ||
| sliderControl.Ticks.Add(96); | ||
| sliderControl.Ticks.Add(112); | ||
| sliderControl.Ticks.Add(128); | ||
| sliderControl.Ticks.Add(160); | ||
| sliderControl.Ticks.Add(192); | ||
| sliderControl.Ticks.Add(224); | ||
| sliderControl.Ticks.Add(256); | ||
| sliderControl.Ticks.Add(320); | ||
| sliderControl.Ticks.Add(500); | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| encodingQualitySliderControl.CoerceValue(EncodingQualitySliderControl.BitrateProperty); | ||
| } | ||
|
|
||
| private void Slider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e) | ||
| { | ||
| if (this.Bitrate == e.NewValue) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| this.SetCurrentValue(EncodingQualitySliderControl.BitrateProperty, e.NewValue); | ||
| } | ||
|
|
||
| private double GetNearestTickValue(double value) | ||
| { | ||
| double minimumDifference = float.PositiveInfinity; | ||
| double nearestTick = value; | ||
| for (int index = 0; index < this.slider.Ticks.Count; index++) | ||
| { | ||
| double tick = this.slider.Ticks[index]; | ||
| double difference = System.Math.Abs(value - tick); | ||
| if (difference < minimumDifference) | ||
| { | ||
| minimumDifference = difference; | ||
| nearestTick = tick; | ||
| } | ||
| } | ||
|
|
||
| return nearestTick; | ||
| } | ||
| } | ||
| } |
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