/** Returns false if preview was prevevent (e.g. because we're blending another preset with virutal slider) */
public bool PreviewPreset(OperatorPreset preset)
{
App.Current.MainWindow.CompositionView.XTimeView.XAnimationCurveEditor.DisableCurveUpdatesOnModifiedEvent = true;
if (_isBlending)
{
return(false);
}
var entries = new List <SetValueGroupCommand.Entry>();
Operator op = App.Current.MainWindow.XParameterView.ShownOperator;
if (op != null && op.Definition.ID == preset.MetaOperatorID)
{
_tempOperatorPresetBeforePreview = CreatePresetFromOperator(op);
foreach (var input in op.Inputs)
{
var metaInput = input.Parent.GetMetaInput(input);
if (preset.ValuesByParameterID.ContainsKey(metaInput.ID))
{
entries.Add(new SetValueGroupCommand.Entry {
OpPart = input, Value = new Float(preset.ValuesByParameterID[metaInput.ID])
});
}
}
App.Current.UpdateRequiredAfterUserInteraction = true;
}
_setValueGroupCommand = new SetValueGroupCommand(entries, App.Current.Model.GlobalTime);
_setValueGroupCommand.Do();
HighlightActivePreset();
return(true);
}
public void RestorePreviewPreset()
{
App.Current.MainWindow.CompositionView.XTimeView.XAnimationCurveEditor.DisableCurveUpdatesOnModifiedEvent = false;
if (_blending)
{
return;
}
if (_setValueGroupCommand != null)
{
_setValueGroupCommand.Undo();
_setValueGroupCommand = null;
App.Current.UpdateRequiredAfterUserInteraction = true;
}
}
