public void MergeShapes(DiagramDocumentCore other)
{
var otherShapes = other.Shapes.Clone();
var otherStyles = other.Styles.Clone();
var oldShapes = _core.Shapes.Clone();
int oldStyleCount = _core.Styles.Count;
_undoStack.Do(@do => {
if (@do)
{
foreach (Shape shape in otherShapes)
{
shape.OnBeingAdded(this);
}
int added = _core.Shapes.AddRange(otherShapes);
Debug.Assert(added == otherShapes.Count);
_core.Styles.AddRange(otherStyles);
if (AfterShapesAdded != null)
{
AfterShapesAdded(otherShapes);
}
}
else
{
foreach (Shape shape in otherShapes)
{
shape.OnBeingRemoved(this);
}
_core.Shapes = oldShapes;
Debug.Assert(_core.Styles.Count - other.Styles.Count == oldStyleCount);
_core.Styles.Resize(oldStyleCount);
}
}, true);
}
public DiagramDocument(DiagramDocumentCore core = null)
{
_undoStack = new DDUndoStack(this);
_core = core ?? new DiagramDocumentCore();
foreach (var shape in _core.Shapes)
shape.OnBeingAdded(this);
}
public DiagramDocument(DiagramDocumentCore core = null)
{
_undoStack = new DDUndoStack(this);
_core = core ?? new DiagramDocumentCore();
foreach (var shape in _core.Shapes)
{
shape.OnBeingAdded(this);
}
}
private MemoryStream SerializeSelected()
{
var doc = new DiagramDocumentCore();
doc.Shapes.AddRange(_selectedShapes);
// no need to populate doc.Styles, it is not used for copy/paste
var buf = new MemoryStream();
doc.Save(buf);
return(buf);
}
private DiagramDocumentCore DeserializeAndEliminateDuplicateStyles(Stream buf)
{
var doc = DiagramDocumentCore.Load(buf);
doc.Styles.Clear();
foreach (var shape in doc.Shapes)
{
var style = _doc.Styles.Where(s => s.Equals(shape.Style)).FirstOrDefault();
if (style != null)
{
shape.Style = style;
}
else
{
doc.Styles.Add(shape.Style);
}
}
return(doc);
}
private MemoryStream SerializeSelected()
{
var doc = new DiagramDocumentCore();
doc.Shapes.AddRange(_selectedShapes);
// no need to populate doc.Styles, it is not used for copy/paste
var buf = new MemoryStream();
doc.Save(buf);
return buf;
}
public static DiagramDocument Load(Stream stream)
{
var core = DiagramDocumentCore.Load(stream);
return(new DiagramDocument(core));
}
public void MergeShapes(DiagramDocumentCore other)
{
var otherShapes = other.Shapes.Clone();
var otherStyles = other.Styles.Clone();
var oldShapes = _core.Shapes.Clone();
int oldStyleCount = _core.Styles.Count;
_undoStack.Do(@do => {
if (@do) {
foreach (Shape shape in otherShapes)
shape.OnBeingAdded(this);
int added = _core.Shapes.AddRange(otherShapes);
Debug.Assert(added == otherShapes.Count);
_core.Styles.AddRange(otherStyles);
if (AfterShapesAdded != null)
AfterShapesAdded(otherShapes);
} else {
foreach (Shape shape in otherShapes)
shape.OnBeingRemoved(this);
_core.Shapes = oldShapes;
Debug.Assert(_core.Styles.Count - other.Styles.Count == oldStyleCount);
_core.Styles.Resize(oldStyleCount);
}
}, true);
}
