/// <summary>
/// Copies data into a cloned instance.
/// </summary>
/// <param name="original">
/// The original instance to copy data from.
/// </param>
/// <param name="useCurrentValue">
/// Whether or not to copy the current value of expressions, or the
/// expressions themselves.
/// </param>
/// <param name="willBeFrozen">
/// Indicates whether or not the clone will be frozen. If the
/// clone will be immediately frozen, there is no need to clone
/// data that is already frozen, you can just share the instance.
/// </param>
/// <remarks>
/// Override this method if you have additional non-DP state that
/// should be transfered to clones.
/// </remarks>
protected override void CopyCore(CustomBitmap original, bool useCurrentValue, bool willBeFrozen)
{
ChainedBitmap originalChainedBitmap = (ChainedBitmap)original;
if (originalChainedBitmap._formatConverter != null)
{
if (useCurrentValue)
{
if (willBeFrozen)
{
_formatConverter = (FormatConvertedBitmap)originalChainedBitmap._formatConverter.GetCurrentValueAsFrozen();
}
else
{
_formatConverter = (FormatConvertedBitmap)originalChainedBitmap._formatConverter.CloneCurrentValue();
}
}
else
{
if (willBeFrozen)
{
_formatConverter = (FormatConvertedBitmap)originalChainedBitmap._formatConverter.GetAsFrozen();
}
else
{
_formatConverter = (FormatConvertedBitmap)originalChainedBitmap._formatConverter.Clone();
}
}
}
}
/// <summary>
/// Copies data into a cloned instance.
/// </summary>
/// <param name="source">
/// The original instance to copy data from.
/// </param>
/// <remarks>
/// Freezable.GetAsFrozen is semantically equivalent to
/// Freezable.Clone().Freeze(), except that you can avoid copying
/// any portions of the Freezable graph which are already frozen.
///
/// If you derive from this class and have additional non-DP state
/// that should be transfered to copies, you should override the
/// CopyCommon method.
/// </remarks>
protected sealed override void GetAsFrozenCore(Freezable source)
{
base.GetAsFrozenCore(source);
CustomBitmap customBitmapSource = (CustomBitmap)source;
CopyCore(customBitmapSource, /*useCurrentValue*/ false, /*willBeFrozen*/ true);
}
/// <summary>
/// Copies data into a cloned instance.
/// </summary>
/// <param name="original">
/// The original instance to copy data from.
/// </param>
/// <param name="useCurrentValue">
/// Whether or not to copy the current value of expressions, or the
/// expressions themselves.
/// </param>
/// <param name="willBeFrozen">
/// Indicates whether or not the clone will be frozen. If the
/// clone will be immediately frozen, there is no need to clone
/// data that is already frozen, you can just share the instance.
/// </param>
/// <remarks>
/// Override this method if you have additional non-DP state that
/// should be transfered to clones.
/// </remarks>
protected virtual void CopyCore(CustomBitmap original, bool useCurrentValue, bool willBeFrozen)
{
}