/// <summary>
/// Creates the new scene object undo command.
/// </summary>
/// <param name="obj">Scene object on which to apply the performed changes.</param>
/// <param name="oldState">Recorded original state of the scene object(s).</param>
/// <param name="newState">Recorded new state of the scene object(s).</param>
/// <param name="description">
/// Optional description of the changes made to the scene object between the two states.
/// </param>
public RecordSceneObjectUndo(SceneObject obj, SerializedSceneObject oldState, SerializedSceneObject newState,
string description)
{
this.obj = obj;
this.oldState = oldState;
this.newState = newState;
}
/// <summary>
/// Creates a new object instance, recording the current state of the scene object.
/// </summary>
/// <param name="obj">Scene object to record the state of.</param>
/// <param name="hierarchy">If true, the child scene objects will be recorded as well.</param>
/// <param name="description">
/// Optional description that describes the change that is happening.
/// </param>
internal SceneObjectToRecord(SceneObject obj, bool hierarchy, string description)
{
this.obj = obj;
this.description = description;
orgState = new SerializedSceneObject(obj, hierarchy);
}
/// <summary>
/// Generates the diff from the previously recorded state and the current state. If there is a difference
/// an undo command is recorded.
/// </summary>
internal void RecordCommand()
{
if (obj.IsDestroyed)
{
return;
}
var newState = new SerializedSceneObject(obj);
UndoRedo.Global.RegisterCommand(new RecordSceneObjectUndo(obj, orgState, newState, description));
}
/// <summary>
/// Records the current scene object state.
/// </summary>
internal void RecordCommand()
{
if (obj.IsDestroyed)
{
return;
}
var state = new SerializedSceneObject(obj);
UndoRedo.Global.RegisterCommand(new NewSceneObjectUndo(obj, state));
}
private static extern void Internal_CreateInstance(SerializedSceneObject instance, IntPtr so, bool hierarchy);
private static extern void Internal_SerializedSceneObject(SerializedSceneObject managedInstance, SceneObject sceneObject, bool hierarchy);
/// <summary>
/// Creates the new scene object undo command.
/// </summary>
/// <param name="obj">Newly created scene object on which to apply the command.</param>
/// <param name="state">Recorded state of the scene object.</param>
public NewSceneObjectUndo(SceneObject obj, SerializedSceneObject state)
{
this.obj = obj;
this.state = state;
}