public static IEnumerable <SyntaxNode> BuildSetPropertyNode(this RoslynTranslator translator, SetPropertyGroupNodeModel model, IPortModel portModel)
{
SyntaxNode leftHand;
IPortModel instancePort = model.InstancePort;
if (!instancePort.Connected)
{
leftHand = SyntaxFactory.ThisExpression();
}
else
{
leftHand = translator.BuildPort(instancePort).SingleOrDefault();
}
foreach (var member in model.Members)
{
string memberId = member.GetId();
IPortModel inputPort = model.InputsById[memberId];
SyntaxNode rightHandExpression = translator.BuildPort(inputPort).SingleOrDefault();
if (rightHandExpression == null)
{
continue;
}
MemberAccessExpressionSyntax access = RoslynBuilder.MemberReference(leftHand, member.Path[0]);
for (int i = 1; i < member.Path.Count; i++)
{
access = RoslynBuilder.MemberReference(access, member.Path[i]);
}
yield return(SyntaxFactory.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression, access, rightHandExpression as ExpressionSyntax));
}
}
protected override StatementSyntax OnPopContext()
{
var coroutineParameterName = RoslynEcsBuilder.BuildCoroutineParameterName(m_ComponentTypeName);
// Build Coroutine MoveNext call statement
var block = Block();
// Assign times fields
block = block.AddStatements(ExpressionStatement(RoslynBuilder.Assignment(
RoslynBuilder.MemberReference(
IdentifierName(coroutineParameterName),
nameof(ICoroutine.DeltaTime)),
Parent.GetOrDeclareDeltaTime())));
// Call MoveNext
block = block.AddStatements(IfStatement(
RoslynBuilder.MethodInvocation(
k_MoveNext,
IdentifierName(coroutineParameterName),
m_Parameters.Keys,
Enumerable.Empty <TypeSyntax>()),
ReturnStatement()));
// Remove component when coroutine is completed
var removeStatement = Parent.GetEntityManipulationTranslator().RemoveComponent(
Parent,
IdentifierName(Parent.EntityName),
m_ComponentTypeName);
block = removeStatement.Aggregate(block, (current, syntax) => current.AddStatements(syntax));
return(block);
}
public static IEnumerable <SyntaxNode> BuildGetPropertyNode(this RoslynTranslator translator, GetPropertyGroupNodeModel model, IPortModel portModel)
{
var instancePort = model.InstancePort;
var input = !instancePort.Connected ? SyntaxFactory.ThisExpression() : translator.BuildPort(instancePort).SingleOrDefault();
if (input == null)
{
yield break;
}
var member = model.Members.FirstOrDefault(m => m.GetId() == portModel.UniqueId);
if (member.Path == null || member.Path.Count == 0)
{
yield break;
}
var access = RoslynBuilder.MemberReference(input, member.Path[0]);
for (int i = 1; i < member.Path.Count; i++)
{
access = RoslynBuilder.MemberReference(access, member.Path[i]);
}
yield return(access);
}
static MemberAccessExpressionSyntax GetLeftValueFromCriterion(IEntityManipulationTranslator self,
TranslationContext context, Stencil stencil, ExpressionSyntax entity, Criterion criterion)
{
var componentType = criterion.ObjectType.Resolve(stencil);
var componentExpression = self.GetComponent(context, entity, componentType).Single();
var access = RoslynBuilder.MemberReference(componentExpression, criterion.Member.Path[0]);
for (var i = 1; i < criterion.Member.Path.Count; i++)
{
access = RoslynBuilder.MemberReference(access, criterion.Member.Path[i]);
}
return(access);
}
