/// <inheritdoc />
public override DragDropEffect OnDragEnter(ref Vector2 location, DragData data)
{
var result = base.OnDragEnter(ref location, data);
if (result == DragDropEffect.None)
{
if (_dragHandlers == null)
{
_dragHandlers = new DragHandlers();
}
if (_dragAssets == null)
{
_dragAssets = new DragAssets(ValidateDragAsset);
_dragHandlers.Add(_dragAssets);
}
if (_dragAssets.OnDragEnter(data))
{
return(_dragAssets.Effect);
}
if (_dragActorType == null)
{
_dragActorType = new DragActorType(ValidateDragActorType);
_dragHandlers.Add(_dragActorType);
}
if (_dragActorType.OnDragEnter(data))
{
return(_dragActorType.Effect);
}
}
return(result);
}
/// <inheritdoc />
public override DragDropEffect OnDragEnter(ref Float2 location, DragData data)
{
var result = base.OnDragEnter(ref location, data);
if (Editor.StateMachine.CurrentState.CanEditScene)
{
if (_dragHandlers == null)
{
_dragHandlers = new DragHandlers();
}
if (_dragAssets == null)
{
_dragAssets = new DragAssets(ValidateDragAsset);
_dragHandlers.Add(_dragAssets);
}
if (_dragAssets.OnDragEnter(data) && result == DragDropEffect.None)
{
return(_dragAssets.Effect);
}
if (_dragActorType == null)
{
_dragActorType = new DragActorType(ValidateDragActorType);
_dragHandlers.Add(_dragActorType);
}
if (_dragActorType.OnDragEnter(data) && result == DragDropEffect.None)
{
return(_dragActorType.Effect);
}
}
return(result);
}
/// <inheritdoc />
protected override DragDropEffect OnDragEnterHeader(DragData data)
{
// Check if cannot edit scene or there is no scene loaded (handle case for actors in prefab editor)
if (_actorNode?.ParentScene != null)
{
if (!Editor.Instance.StateMachine.CurrentState.CanEditScene || !Level.IsAnySceneLoaded)
{
return(DragDropEffect.None);
}
}
else
{
if (!Editor.Instance.StateMachine.CurrentState.CanEditContent)
{
return(DragDropEffect.None);
}
}
if (_dragHandlers == null)
{
_dragHandlers = new DragHandlers();
}
// Check if drop actors
if (_dragActors == null)
{
_dragActors = new DragActors(ValidateDragActor);
_dragHandlers.Add(_dragActors);
}
if (_dragActors.OnDragEnter(data))
{
return(_dragActors.Effect);
}
// Check if drag assets
if (_dragAssets == null)
{
_dragAssets = new DragAssets(ValidateDragAsset);
_dragHandlers.Add(_dragAssets);
}
if (_dragAssets.OnDragEnter(data))
{
return(_dragAssets.Effect);
}
// Check if drag actor type
if (_dragActorType == null)
{
_dragActorType = new DragActorType(ValidateDragActorType);
_dragHandlers.Add(_dragActorType);
}
if (_dragActorType.OnDragEnter(data))
{
return(_dragActorType.Effect);
}
return(DragDropEffect.None);
}
public override void OnDestroy()
{
_window = null;
_dragAssets = null;
_dragActorType = null;
_dragHandlers?.Clear();
_dragHandlers = null;
base.OnDestroy();
}
/// <inheritdoc />
public override void OnDestroy()
{
_dragAssets = null;
_dragActorType = null;
_dragHandlers?.Clear();
_dragHandlers = null;
_tree = null;
_searchBox = null;
base.OnDestroy();
}
/// <inheritdoc />
public override DragDropEffect OnDragEnter(ref Float2 location, DragData data)
{
var result = base.OnDragEnter(ref location, data);
if (result != DragDropEffect.None)
{
return(result);
}
if (_dragHandlers == null)
{
_dragScripts = new DragScriptItems(ValidateScript);
_dragAssets = new DragAssets(ValidateAsset);
_dragHandlers = new DragHandlers
{
_dragScripts,
_dragAssets,
};
}
return(_dragHandlers.OnDragEnter(data));
}
/// <inheritdoc />
protected override DragDropEffect OnDragEnterHeader(DragData data)
{
// Check if cannot edit scene or there is no scene loaded
if (!Editor.Instance.StateMachine.CurrentState.CanEditScene || !SceneManager.IsAnySceneLoaded)
{
return(DragDropEffect.None);
}
// Check if drop actors
if (_dragActors == null)
{
_dragActors = new DragActors();
}
if (_dragActors.OnDragEnter(data, ValidateDragActor))
{
return(_dragActors.Effect);
}
// Check if drag assets
if (_dragAssets == null)
{
_dragAssets = new DragAssets();
}
if (_dragAssets.OnDragEnter(data, ValidateDragAsset))
{
return(_dragAssets.Effect);
}
// Check if drag actor type
if (_dragActorType == null)
{
_dragActorType = new DragActorType();
}
if (_dragActorType.OnDragEnter(data, ValidateDragActorType))
{
return(_dragActorType.Effect);
}
return(DragDropEffect.None);
}
/// <summary>
/// Initializes a new instance of the <see cref="PrefabWindowViewport"/> class.
/// </summary>
/// <param name="window">Editor window.</param>
public PrefabWindowViewport(PrefabWindow window)
: base(true)
{
_window = window;
_window.SelectionChanged += OnSelectionChanged;
Undo = window.Undo;
ViewportCamera = new FPSCamera();
_dragAssets = new DragAssets(ValidateDragItem);
ShowDebugDraw = true;
ShowEditorPrimitives = true;
// Prepare rendering task
Task.ActorsSource = ActorsSources.CustomActors;
Task.ViewFlags = ViewFlags.DefaultEditor;
Task.Begin += OnBegin;
Task.CollectDrawCalls += OnCollectDrawCalls;
Task.PostRender += OnPostRender;
// Create post effects
SelectionOutline = FlaxEngine.Object.New <SelectionOutline>();
SelectionOutline.SelectionGetter = () => TransformGizmo.SelectedParents;
Task.CustomPostFx.Add(SelectionOutline);
_spritesRenderer = FlaxEngine.Object.New <PrefabSpritesRenderer>();
_spritesRenderer.Task = Task;
_spritesRenderer.Viewport = this;
Task.CustomPostFx.Add(_spritesRenderer);
// Add transformation gizmo
TransformGizmo = new TransformGizmo(this);
TransformGizmo.ApplyTransformation += ApplyTransform;
TransformGizmo.ModeChanged += OnGizmoModeChanged;
TransformGizmo.Duplicate += _window.Duplicate;
Gizmos.Active = TransformGizmo;
// Transform space widget
var transformSpaceWidget = new ViewportWidgetsContainer(ViewportWidgetLocation.UpperRight);
var transformSpaceToggle = new ViewportWidgetButton(string.Empty, window.Editor.Icons.Globe32, null, true)
{
Checked = TransformGizmo.ActiveTransformSpace == TransformGizmoBase.TransformSpace.World,
TooltipText = "Gizmo transform space (world or local)",
Parent = transformSpaceWidget
};
transformSpaceToggle.Toggled += OnTransformSpaceToggle;
transformSpaceWidget.Parent = this;
// Scale snapping widget
var scaleSnappingWidget = new ViewportWidgetsContainer(ViewportWidgetLocation.UpperRight);
var enableScaleSnapping = new ViewportWidgetButton(string.Empty, window.Editor.Icons.ScaleSnap32, null, true)
{
Checked = TransformGizmo.ScaleSnapEnabled,
TooltipText = "Enable scale snapping",
Parent = scaleSnappingWidget
};
enableScaleSnapping.Toggled += OnScaleSnappingToggle;
var scaleSnappingCM = new ContextMenu();
_scaleSnapping = new ViewportWidgetButton(TransformGizmo.ScaleSnapValue.ToString(), SpriteHandle.Invalid, scaleSnappingCM)
{
TooltipText = "Scale snapping values"
};
for (int i = 0; i < EditorViewportScaleSnapValues.Length; i++)
{
var v = EditorViewportScaleSnapValues[i];
var button = scaleSnappingCM.AddButton(v.ToString());
button.Tag = v;
}
scaleSnappingCM.ButtonClicked += OnWidgetScaleSnapClick;
scaleSnappingCM.VisibleChanged += OnWidgetScaleSnapShowHide;
_scaleSnapping.Parent = scaleSnappingWidget;
scaleSnappingWidget.Parent = this;
// Rotation snapping widget
var rotateSnappingWidget = new ViewportWidgetsContainer(ViewportWidgetLocation.UpperRight);
var enableRotateSnapping = new ViewportWidgetButton(string.Empty, window.Editor.Icons.RotateSnap32, null, true)
{
Checked = TransformGizmo.RotationSnapEnabled,
TooltipText = "Enable rotation snapping",
Parent = rotateSnappingWidget
};
enableRotateSnapping.Toggled += OnRotateSnappingToggle;
var rotateSnappingCM = new ContextMenu();
_rotateSnapping = new ViewportWidgetButton(TransformGizmo.RotationSnapValue.ToString(), SpriteHandle.Invalid, rotateSnappingCM)
{
TooltipText = "Rotation snapping values"
};
for (int i = 0; i < EditorViewportRotateSnapValues.Length; i++)
{
var v = EditorViewportRotateSnapValues[i];
var button = rotateSnappingCM.AddButton(v.ToString());
button.Tag = v;
}
rotateSnappingCM.ButtonClicked += OnWidgetRotateSnapClick;
rotateSnappingCM.VisibleChanged += OnWidgetRotateSnapShowHide;
_rotateSnapping.Parent = rotateSnappingWidget;
rotateSnappingWidget.Parent = this;
// Translation snapping widget
var translateSnappingWidget = new ViewportWidgetsContainer(ViewportWidgetLocation.UpperRight);
var enableTranslateSnapping = new ViewportWidgetButton(string.Empty, window.Editor.Icons.Grid32, null, true)
{
Checked = TransformGizmo.TranslationSnapEnable,
TooltipText = "Enable position snapping",
Parent = translateSnappingWidget
};
enableTranslateSnapping.Toggled += OnTranslateSnappingToggle;
var translateSnappingCM = new ContextMenu();
_translateSnappng = new ViewportWidgetButton(TransformGizmo.TranslationSnapValue.ToString(), SpriteHandle.Invalid, translateSnappingCM)
{
TooltipText = "Position snapping values"
};
for (int i = 0; i < EditorViewportTranslateSnapValues.Length; i++)
{
var v = EditorViewportTranslateSnapValues[i];
var button = translateSnappingCM.AddButton(v.ToString());
button.Tag = v;
}
translateSnappingCM.ButtonClicked += OnWidgetTranslateSnapClick;
translateSnappingCM.VisibleChanged += OnWidgetTranslateSnapShowHide;
_translateSnappng.Parent = translateSnappingWidget;
translateSnappingWidget.Parent = this;
// Gizmo mode widget
var gizmoMode = new ViewportWidgetsContainer(ViewportWidgetLocation.UpperRight);
_gizmoModeTranslate = new ViewportWidgetButton(string.Empty, window.Editor.Icons.Translate32, null, true)
{
Tag = TransformGizmoBase.Mode.Translate,
TooltipText = "Translate gizmo mode",
Checked = true,
Parent = gizmoMode
};
_gizmoModeTranslate.Toggled += OnGizmoModeToggle;
_gizmoModeRotate = new ViewportWidgetButton(string.Empty, window.Editor.Icons.Rotate32, null, true)
{
Tag = TransformGizmoBase.Mode.Rotate,
TooltipText = "Rotate gizmo mode",
Parent = gizmoMode
};
_gizmoModeRotate.Toggled += OnGizmoModeToggle;
_gizmoModeScale = new ViewportWidgetButton(string.Empty, window.Editor.Icons.Scale32, null, true)
{
Tag = TransformGizmoBase.Mode.Scale,
TooltipText = "Scale gizmo mode",
Parent = gizmoMode
};
_gizmoModeScale.Toggled += OnGizmoModeToggle;
gizmoMode.Parent = this;
_dragHandlers.Add(_dragActorType);
_dragHandlers.Add(_dragAssets);
// Setup input actions
InputActions.Add(options => options.TranslateMode, () => TransformGizmo.ActiveMode = TransformGizmoBase.Mode.Translate);
InputActions.Add(options => options.RotateMode, () => TransformGizmo.ActiveMode = TransformGizmoBase.Mode.Rotate);
InputActions.Add(options => options.ScaleMode, () => TransformGizmo.ActiveMode = TransformGizmoBase.Mode.Scale);
InputActions.Add(options => options.FocusSelection, ShowSelectedActors);
SetUpdate(ref _update, OnUpdate);
}