VPet/VPet.Solution/Converters.xaml

<ResourceDictionary
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  xmlns:c="clr-namespace:HKW.WPF.Converters">
  <c:MarginConverter x:Key="MarginConverter" />
  <c:MarginConverter x:Key="RatioMarginConverter" HaveRatio="True" />
  <c:CalculatorConverter x:Key="CalculatorConverter" />
  <c:StringFormatConverter x:Key="StringFormatConverter" />
  <c:BrushToMediaColorConverter x:Key="BrushToMediaColorConverter" />
  <c:BoolToVisibilityConverter x:Key="FalseToHiddenConverter" />
  <c:BoolToVisibilityConverter
    x:Key="FalseToVisibleConverter"
    FalseVisibilityValue="Visible"
    NullValue="True"
    TrueVisibilityValue="Hidden" />
  <c:NullToVisibilityConverter x:Key="NotNullToVisibleConverter" />
  <c:NullToVisibilityConverter
    x:Key="NullToVisibleConverter"
    NotNullVisibilityValue="Hidden"
    NullVisibilityValue="Visible" />
  <c:EqualsConverter x:Key="EqualsConverter" />
  <c:EqualsConverter x:Key="NotEqualsConverter" Inverter="True" />
  <c:ValueToBoolConverter x:Key="NullToFalse" Invert="True" />
  <c:BoolInverter x:Key="BoolInverter" />
</ResourceDictionary>