/// <summary>
/// Called by a linked <see cref="ITargetBlock{TOutput}"/> to accept and consume
/// a DataflowMessageHeader previously offered by this <see cref="ISourceBlock{TInput}"/>.
/// </summary>
/// <param name="messageHeader">The <see cref="DataflowMessageHeader"/> of the message being consumed.</param>
/// <param name="target">The <see cref="ITargetBlock{TOutput}"/> consuming the message. </param>
/// <param name="messageConsumed"><c>True</c> if the message was successfully consumed. <c>False</c> otherwise. </param>
/// <returns>
/// The value of the consumed message. This may correspond to a different DataflowMessageHeader
/// instance than was previously reserved and passed as the messageHeader to ConsumeMessage.
/// The consuming ITargetBlock`1 must use the returned value instead of the value passed as messageValue
/// through OfferMessage.
/// </returns>
/// <seealso cref="ISourceBlock{TOutput}"/>
public TOutput ConsumeMessage(
DataflowMessageHeader messageHeader, ITargetBlock <TOutput> target, out bool messageConsumed)
{
return(_source.ConsumeMessage(messageHeader, target, out messageConsumed));
}
// Called by a target to consume a previously offered message from a source.
T[] ISourceBlock <T[]> .ConsumeMessage(DataflowMessageHeader messageHeader,
ITargetBlock <T[]> target, out bool messageConsumed)
{
return(m_source.ConsumeMessage(messageHeader,
target, out messageConsumed));
}
// Called by a target to consume a previously offered message from a source.
AnimationBase ISourceBlock <AnimationBase> .ConsumeMessage(DataflowMessageHeader messageHeader,
ITargetBlock <AnimationBase> target, out bool messageConsumed)
{
return(_msource.ConsumeMessage(messageHeader,
target, out messageConsumed));
}