public override void AddItem(object value)
{
if (!RootNode.IsEnumerable)
{
throw new NodePresenterException($"{nameof(RootNodePresenter)}.{nameof(AddItem)} cannot be invoked on objects that are not collection.");
}
try
{
RootNode.Add(value);
}
catch (Exception e)
{
throw new NodePresenterException("An error occurred while adding an item to the node, see the inner exception for more information.", e);
}
}
private void AddNewCameraSlot()
{
using (var transaction = UndoRedoService.CreateTransaction())
{
var cameraSlot = new SceneCameraSlot();
cameraSlotsNode.Add(cameraSlot);
UndoRedoService.SetName(transaction, "Create new camera slot");
}
}
private void AddNewRenderStage()
{
using (var transaction = UndoRedoService.CreateTransaction())
{
var renderStage = new RenderStage();
renderStagesNode.Add(renderStage);
UndoRedoService.SetName(transaction, "Create new render stage");
}
}
private void AddNewRenderFeature(AbstractNodeType abstractNodeType)
{
using (var transaction = UndoRedoService.CreateTransaction())
{
var renderFeature = abstractNodeType.GenerateValue(null);
renderFeaturesNode.Add(renderFeature);
UndoRedoService.SetName(transaction, "Create new render feature");
}
}
private static void SetMaterial(IObjectNode materialNode, Index index, Material value)
{
if (materialNode.Indices.Contains(index))
{
materialNode.Update(value, index);
}
else
{
materialNode.Add(value, index);
}
}
private void Create()
{
// Create renderer
var renderer = (ISharedRenderer)Activator.CreateInstance(Type);
// Add renderer
using (var transaction = ServiceProvider.Get <IUndoRedoService>().CreateTransaction())
{
sharedRenderersNode.Add(renderer);
ServiceProvider.Get <IUndoRedoService>().SetName(transaction, "Create renderer");
}
}
private void ChildrenCollectionChanged(object sender, [NotNull] NotifyCollectionChangedEventArgs e)
{
if (updatingChildren || UndoRedoService.UndoRedoInProgress)
{
return;
}
try
{
updatingChildren = true;
switch (e.Action)
{
case NotifyCollectionChangedAction.Replace:
case NotifyCollectionChangedAction.Add:
case NotifyCollectionChangedAction.Remove:
if (e.OldItems?.Count > 0)
{
foreach (var scene in e.OldItems.Cast <SceneViewModel>())
{
scene.Parent = null;
childrenNode.Remove(scene.Id, new NodeIndex(e.OldStartingIndex));
}
}
if (e.NewItems?.Count > 0)
{
var index = e.NewStartingIndex;
foreach (var scene in e.NewItems.Cast <SceneViewModel>())
{
// Note: this can happen after a cut/paste when the parent/child relationship is fixed-up.
if (scene.Parent != this)
{
scene.Parent?.Children.Remove(scene);
scene.Parent = this;
}
childrenNode.Add(scene.Id, new NodeIndex(index++));
}
}
break;
case NotifyCollectionChangedAction.Move:
case NotifyCollectionChangedAction.Reset:
throw new NotSupportedException();
default:
throw new ArgumentOutOfRangeException();
}
}
finally
{
updatingChildren = false;
}
}
private void SetMaterialEnabled(IObjectNode materialNode, Index index, bool value)
{
if (value)
{
var material = GetMaterial(materialNode, index);
materialNode.Add(material, index);
}
else
{
var material = materialNode.Retrieve(index);
materialNode.Remove(material, index);
}
}
protected static bool UpdateCollection([NotNull] IObjectNode node, object value, Index index)
{
if (IsIndexExisting(node, index))
{
node.Update(value, index);
return(true);
}
if (IsIndexValid(node, index))
{
node.Add(value, index);
return(true);
}
return(false);
}
/// <summary>
/// Setter for the virtual node's value.
/// </summary>
/// <param name="undoRedoService"></param>
/// <param name="propertyContainerNode">The node containing the property.</param>
/// <param name="propertyIndex">The index of the property in the node.</param>
/// <param name="value">The value to set.</param>
private static void Setter(IUndoRedoService undoRedoService, [NotNull] IObjectNode propertyContainerNode, NodeIndex propertyIndex, object value)
{
using (undoRedoService?.CreateTransaction())
{
if (!propertyContainerNode.Indices.Contains(propertyIndex))
{
// Note: update would probably work, but we want to remove the property when Undo
propertyContainerNode.Add(value, propertyIndex);
}
else
{
propertyContainerNode.Update(value, propertyIndex);
}
}
}
public void AddMethod(Method method)
{
methodsContent.Add(method);
}
public void AddParameter(Parameter parameter)
{
parametersContent.Add(parameter);
}
public void AddLink(Link link)
{
linksContent.Add(link);
}
public void AddBlock(Block block)
{
blocksContent.Add(block);
}
protected virtual void InsertItem(IObjectNode collection, NodeIndex index, object newItem)
{
collection.Add(newItem, index);
}
public void ChangeChildElementLayoutProperties([NotNull] UIElement child, PanelCommandMode mode)
{
if (child == null)
{
throw new ArgumentNullException(nameof(child));
}
using (var transaction = Editor.UndoRedoService.CreateTransaction())
{
var canvas = AssetSidePanel as Canvas;
if (canvas != null)
{
var pinOrigin = GetDependencyPropertyValue(child, Canvas.PinOriginPropertyKey);
switch (mode)
{
case PanelCommandMode.PinTopLeft:
pinOrigin.X = 0.0f;
pinOrigin.Y = 0.0f;
break;
case PanelCommandMode.PinTop:
pinOrigin.X = 0.5f;
pinOrigin.Y = 0.0f;
break;
case PanelCommandMode.PinTopRight:
pinOrigin.X = 1.0f;
pinOrigin.Y = 0.0f;
break;
case PanelCommandMode.PinLeft:
pinOrigin.X = 0.0f;
pinOrigin.Y = 0.5f;
break;
case PanelCommandMode.PinCenter:
pinOrigin.X = 0.5f;
pinOrigin.Y = 0.5f;
break;
case PanelCommandMode.PinRight:
pinOrigin.X = 1.0f;
pinOrigin.Y = 0.5f;
break;
case PanelCommandMode.PinBottomLeft:
pinOrigin.X = 0.0f;
pinOrigin.Y = 1.0f;
break;
case PanelCommandMode.PinBottom:
pinOrigin.X = 0.5f;
pinOrigin.Y = 1.0f;
break;
case PanelCommandMode.PinBottomRight:
pinOrigin.X = 1.0f;
pinOrigin.Y = 1.0f;
break;
case PanelCommandMode.PinFront:
pinOrigin.Z = 1.0f;
break;
case PanelCommandMode.PinMiddle:
pinOrigin.Z = 0.5f;
break;
case PanelCommandMode.PinBack:
pinOrigin.Z = 0.0f;
break;
default:
throw new ArgumentException($"{mode} is not a supported mode.", nameof(mode));
}
SetDependencyPropertyValue(child, Canvas.PinOriginPropertyKey, pinOrigin);
Editor.UndoRedoService.SetName(transaction, $"Change Pin Origin of {UIEditorBaseViewModel.GetDisplayName(child)}");
return;
}
var grid = AssetSidePanel as GridBase;
if (grid != null)
{
PropertyKey <int> propertyKey;
int offset;
switch (mode)
{
case PanelCommandMode.MoveUp:
propertyKey = GridBase.RowPropertyKey;
offset = -1;
break;
case PanelCommandMode.MoveDown:
propertyKey = GridBase.RowPropertyKey;
offset = 1;
break;
case PanelCommandMode.MoveLeft:
propertyKey = GridBase.ColumnPropertyKey;
offset = -1;
break;
case PanelCommandMode.MoveRight:
propertyKey = GridBase.ColumnPropertyKey;
offset = 1;
break;
case PanelCommandMode.MoveBack:
propertyKey = GridBase.LayerPropertyKey;
offset = -1;
break;
case PanelCommandMode.MoveFront:
propertyKey = GridBase.LayerPropertyKey;
offset = 1;
break;
default:
throw new ArgumentException($"{mode} is not a supported mode.", nameof(mode));
}
var currentValue = GetDependencyPropertyValue(child, propertyKey);
var newValue = Math.Max(0, currentValue + offset);
SetDependencyPropertyValue(child, propertyKey, newValue);
Editor.UndoRedoService.SetName(transaction, $"Move {UIEditorBaseViewModel.GetDisplayName(child)}");
return;
}
var stackPanel = AssetSidePanel as StackPanel;
if (stackPanel != null)
{
var collection = AssetSidePanel.Children;
var index = collection.IndexOf(child);
if (index == -1)
{
throw new InvalidOperationException("The given element is not a child of this panel.");
}
int newIndex;
switch (mode)
{
case PanelCommandMode.MoveDown:
newIndex = index + 1;
if (newIndex >= collection.Count)
{
return;
}
break;
case PanelCommandMode.MoveUp:
newIndex = index - 1;
if (newIndex < 0)
{
return;
}
break;
default:
throw new ArgumentException($"{mode} is not a supported mode.", nameof(mode));
}
// FIXME: review if this is fine doing it that way or if we need to do it the same way as when moving elements around
childrenNode.Remove(child, new NodeIndex(index));
childrenNode.Add(child, new NodeIndex(newIndex));
Editor.UndoRedoService.SetName(transaction, $"Move {UIEditorBaseViewModel.GetDisplayName(child)}");
}
}
}
public void AddProperty(Property property)
{
propertiesContent.Add(property);
}