File size: 4,186 Bytes
18a519f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
namespace Unity.VisualScripting
{
public sealed class ControlInput : UnitPort<ControlOutput, IUnitOutputPort, ControlConnection>, IUnitControlPort, IUnitInputPort
{
public ControlInput(string key, Func<Flow, ControlOutput> action) : base(key)
{
Ensure.That(nameof(action)).IsNotNull(action);
this.action = action;
}
public ControlInput(string key, Func<Flow, IEnumerator> coroutineAction) : base(key)
{
Ensure.That(nameof(coroutineAction)).IsNotNull(coroutineAction);
this.coroutineAction = coroutineAction;
}
public ControlInput(string key, Func<Flow, ControlOutput> action, Func<Flow, IEnumerator> coroutineAction) : base(key)
{
Ensure.That(nameof(action)).IsNotNull(action);
Ensure.That(nameof(coroutineAction)).IsNotNull(coroutineAction);
this.action = action;
this.coroutineAction = coroutineAction;
}
public bool supportsCoroutine => coroutineAction != null;
public bool requiresCoroutine => action == null;
internal readonly Func<Flow, ControlOutput> action;
internal readonly Func<Flow, IEnumerator> coroutineAction;
public override IEnumerable<ControlConnection> validConnections => unit?.graph?.controlConnections.WithDestination(this) ?? Enumerable.Empty<ControlConnection>();
public override IEnumerable<InvalidConnection> invalidConnections => unit?.graph?.invalidConnections.WithDestination(this) ?? Enumerable.Empty<InvalidConnection>();
public override IEnumerable<ControlOutput> validConnectedPorts => validConnections.Select(c => c.source);
public override IEnumerable<IUnitOutputPort> invalidConnectedPorts => invalidConnections.Select(c => c.source);
public bool isPredictable
{
get
{
using (var recursion = Recursion.New(1))
{
return IsPredictable(recursion);
}
}
}
public bool IsPredictable(Recursion recursion)
{
if (!hasValidConnection)
{
return true;
}
if (!recursion?.TryEnter(this) ?? false)
{
return false;
}
var isPredictable = validConnectedPorts.All(cop => cop.IsPredictable(recursion));
recursion?.Exit(this);
return isPredictable;
}
public bool couldBeEntered
{
get
{
if (!isPredictable)
{
throw new NotSupportedException();
}
if (!hasValidConnection)
{
return false;
}
return validConnectedPorts.Any(cop => cop.couldBeEntered);
}
}
public override bool CanConnectToValid(ControlOutput port)
{
return true;
}
public override void ConnectToValid(ControlOutput port)
{
var source = port;
var destination = this;
source.Disconnect();
unit.graph.controlConnections.Add(new ControlConnection(source, destination));
}
public override void ConnectToInvalid(IUnitOutputPort port)
{
ConnectInvalid(port, this);
}
public override void DisconnectFromValid(ControlOutput port)
{
var connection = validConnections.SingleOrDefault(c => c.source == port);
if (connection != null)
{
unit.graph.controlConnections.Remove(connection);
}
}
public override void DisconnectFromInvalid(IUnitOutputPort port)
{
DisconnectInvalid(port, this);
}
public override IUnitPort CompatiblePort(IUnit unit)
{
if (unit == this.unit) return null;
return unit.controlOutputs.FirstOrDefault();
}
}
}
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