public void ProcessUndo(EquationAction action)
{
Type type = action.GetType();
if (type == typeof(RowContainerAction))
{
ProcessRowContainerAction(action);
IsSelecting = false;
}
else if (type == typeof(RowContainerTextAction))
{
ProcessRowContainerTextAction(action);
}
else if (type == typeof(RowContainerPasteAction))
{
ProcessRowContainerPasteAction(action);
}
else if (type == typeof(RowContainerFormatAction))
{
ProcessRowContainerFormatAction(action);
}
else if (type == typeof(RowContainerRemoveAction))
{
ProcessRowContainerRemoveAction(action);
}
CalculateSize();
ParentEquation.ChildCompletedUndo(this);
}
public void ProcessUndo(EquationAction action)
{
if (action.GetType() == typeof(TextAction))
{
ProcessTextEquation(action);
}
else if (action.GetType() == typeof(TextFormatAction))
{
TextFormatAction tfa = action as TextFormatAction;
caretIndex = tfa.Index;
formats.RemoveRange(tfa.Index, tfa.NewFormats.Length);
IsSelecting = true;
if (tfa.UndoFlag)
{
for (int i = 0; i < tfa.OldFormats.Length; i++)
{
tfa.OldFormats[i] = textManager.GetFormatIdForNewSize(tfa.OldFormats[i], FontSize);
}
formats.InsertRange(tfa.Index, tfa.OldFormats);
}
else
{
for (int i = 0; i < tfa.NewFormats.Length; i++)
{
tfa.NewFormats[i] = textManager.GetFormatIdForNewSize(tfa.NewFormats[i], FontSize);
}
formats.InsertRange(tfa.Index, tfa.NewFormats);
}
}
else if (action.GetType() == typeof(ModeChangeAction))
{
ModeChangeAction mca = action as ModeChangeAction;
caretIndex = mca.Index;
modes.RemoveRange(mca.Index, mca.NewModes.Length);
if (mca.UndoFlag)
{
modes.InsertRange(mca.Index, mca.OldModes);
}
else
{
modes.InsertRange(mca.Index, mca.NewModes);
}
}
else if (action.GetType() == typeof(DecorationAction))
{
DecorationAction da = action as DecorationAction;
if (da.UndoFlag)
{
foreach (var cdi in da.CharacterDecorations)
{
decorations.Remove(cdi);
}
}
else
{
decorations.AddRange(da.CharacterDecorations);
}
}
else
{
ProcessTextRemoveAction(action);
}
FormatText();
ParentEquation.ChildCompletedUndo(this);
}
public void ProcessUndo(EquationAction action)
{
deleteable = null;
if (action.GetType() == typeof(RowAction))
{
ProcessRowAction(action);
IsSelecting = false;
}
else if (action.GetType() == typeof(EquationRowPasteAction))
{
ProcessRowPasteAction(action);
}
else if (action.GetType() == typeof(EquationRowFormatAction))
{
ProcessEquationRowFormatAction(action);
}
else
{
ProcessRowRemoveAction(action);
}
CalculateSize();
if (ParentEquation != null)
{
ParentEquation.ChildCompletedUndo(this);
}
}