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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using RealTimeGraphX.EventArguments;
namespace RealTimeGraphX
{
/// <summary>
/// Represents a <see cref="IGraphOutputComponent{TOut}"/> and <see cref="IGraphInputComponent{TIn}"/> base class.
/// </summary>
/// <typeparam name="TIn">The type of the in.</typeparam>
/// <typeparam name="TOut">The type of the out.</typeparam>
/// <seealso cref="RealTimeGraphX.GraphObject" />
/// <seealso cref="RealTimeGraphX.IGraphInputComponent{TIn}" />
/// <seealso cref="RealTimeGraphX.IGraphOutputComponent{TOut}" />
public abstract class GraphInputOutputComponentBase<TIn, TOut> : GraphObject, IGraphInputComponent<TIn>, IGraphOutputComponent<TOut> where TIn : IGraphComponent where TOut : IGraphComponent
{
/// <summary>
/// Occurs when the <see cref="P:RealTimeGraphX.IGraphInputComponent`1.Input" /> property has changed.
/// </summary>
public event EventHandler<InputChangedEventArgs<TIn>> InputChanged;
/// <summary>
/// Occurs when the <see cref="P:RealTimeGraphX.IGraphOutputComponent`1.Output" /> property has changed.
/// </summary>
public event EventHandler<OutputChangedEventArgs<TOut>> OutputChanged;
private TIn _input;
/// <summary>
/// Gets the connected input <see cref="T:RealTimeGraphX.IGraphComponent" />.
/// </summary>
public TIn Input
{
get { return _input; }
protected set
{
_input = value;
RaisePropertyChangedAuto();
OnInputChanged(_input);
}
}
private TOut _output;
/// <summary>
/// Gets the connected output <see cref="T:RealTimeGraphX.IGraphComponent" />.
/// </summary>
public TOut Output
{
get { return _output; }
protected set
{
_output = value;
RaisePropertyChangedAuto();
OnOutputChanged(_output);
}
}
/// <summary>
/// Raises the <see cref="InputChanged"/> event.
/// </summary>
/// <param name="input">The input.</param>
protected virtual void OnInputChanged(TIn input)
{
InputChanged?.Invoke(this, new InputChangedEventArgs<TIn>(input));
}
/// <summary>
/// Raises the <see cref="OutputChanged"/> event.
/// </summary>
/// <param name="output">The output.</param>
protected virtual void OnOutputChanged(TOut output)
{
OutputChanged?.Invoke(this, new OutputChangedEventArgs<TOut>(output));
}
/// <summary>
/// Connects the specified component output to this component input.
/// </summary>
/// <param name="component">The component.</param>
/// <param name="fromInput">Specifies whether this call was made from a <see cref="TIn" /> component.</param>
public abstract void ConnectInput(TIn component, bool fromInput = false);
/// <summary>
/// Disconnects this component input from the current connected <see cref="P:RealTimeGraphX.IGraphInputComponent`1.Input" /><see cref="T:RealTimeGraphX.IGraphComponent" />.
/// </summary>
/// <param name="fromInput">Specifies whether this call was made from a <see cref="TIn" /> component.</param>
public abstract void DisconnectInput(bool fromInput = false);
/// <summary>
/// Connects this component to another <see cref="T:RealTimeGraphX.IGraphComponent" />.
/// </summary>
/// <param name="output">The output component.</param>
/// <param name="fromOutput">Specifies whether this call was made from a <see cref="TOut" /> component.</param>
public abstract void ConnectOutput(TOut output, bool fromOutput = false);
/// <summary>
/// Disconnects this component from the connected <see cref="P:RealTimeGraphX.IGraphOutputComponent`1.Output" /><see cref="T:RealTimeGraphX.IGraphComponent" />.
/// </summary>
/// <param name="fromOutput">Specifies whether this call was made from a <see cref="TOut" /> component.</param>
public abstract void DisconnectOutput(bool fromOutput = false);
}
}
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