private void dirtySelectedRegions(object _sender, InkCanvasSelectionEditingEventArgs _e)
{
var selectedStrokes = GetMySelectedStrokes();
Action redo = () =>
{
// set keyboard focus to the current canvas so the help button does not grey out
Keyboard.Focus(this);
ClearAdorners();
removeStrokes(selectedStrokes.ToList());
};
Action undo = () =>
{
ClearAdorners();
addStrokes(selectedStrokes.ToList());
if(EditingMode == InkCanvasEditingMode.Select)
Select(selectedStrokes);
addAdorners();
};
redo();
UndoHistory.Queue(undo, redo);
}
/// <summary>
/// Helper method that take a finalRectangle and raised the appropriate
/// events on the InkCanvas. Handles cancellation
/// </summary>
private void CommitResizeChange(Rect finalRectangle)
{
Rect selectionBounds = SelectionBounds;
//
// *** RESIZED ***
//
InkCanvasSelectionEditingEventArgs args =
new InkCanvasSelectionEditingEventArgs(selectionBounds, finalRectangle);
_inkCanvas.RaiseSelectionResizing(args);
if ( !args.Cancel )
{
if ( finalRectangle != args.NewRectangle )
{
finalRectangle = args.NewRectangle;
}
//
// perform the move
//
MoveSelection(selectionBounds, finalRectangle);
//
// raise the 'changed' event
//
_inkCanvas.RaiseSelectionResized(EventArgs.Empty);
}
}
protected virtual new void OnSelectionResizing(InkCanvasSelectionEditingEventArgs e)
{
}
private void selectionMoving (object _sender, InkCanvasSelectionEditingEventArgs _e)
{
strokesAtTheStart.Clear();
foreach (var stroke in GetSelectedStrokes())
{
strokesAtTheStart.Add(stroke.Clone());
}
}
protected virtual new void OnSelectionResizing(InkCanvasSelectionEditingEventArgs e)
{
}
private void textMovingorResizing(object sender, InkCanvasSelectionEditingEventArgs e)
{
boxesAtTheStart.Clear();
boxesAtTheStart = GetSelectedElements().Select(tb => Clone((MeTLTextBox)tb)).ToList();
}
private void dirtyText(object sender, InkCanvasSelectionEditingEventArgs e)
{
ClearAdorners();
foreach (var box in GetSelectedElements())
{
myTextBox = (MeTLTextBox)box;
}
}
private void elementsMovingOrResizing(object sender, InkCanvasSelectionEditingEventArgs e)
{
elementsAtStartOfTheMove.Clear();
elementsAtStartOfTheMove = GetSelectedClonedElements();
if (e.NewRectangle.Width == e.OldRectangle.Width && e.NewRectangle.Height == e.OldRectangle.Height)
return;
Rect imageCanvasRect = new Rect(new Size(ActualWidth, ActualHeight));
double resizeWidth;
double resizeHeight;
double imageX;
double imageY;
if (e.NewRectangle.Right > imageCanvasRect.Right)
resizeWidth = Clamp(imageCanvasRect.Width - e.NewRectangle.X, 0, imageCanvasRect.Width);
else
resizeWidth = e.NewRectangle.Width;
if (e.NewRectangle.Height > imageCanvasRect.Height)
resizeHeight = Clamp(imageCanvasRect.Height - e.NewRectangle.Y, 0, imageCanvasRect.Height);
else
resizeHeight = e.NewRectangle.Height;
imageX = Clamp(e.NewRectangle.X, 0, e.NewRectangle.X);
imageY = Clamp(e.NewRectangle.Y, 0, e.NewRectangle.Y);
e.NewRectangle = new Rect(imageX, imageY, resizeWidth, resizeHeight);
}
private void dirtySelectedRegions(object _sender, InkCanvasSelectionEditingEventArgs _e)
{
foreach (var stroke in GetSelectedStrokes())
doMyStrokeRemoved(stroke);
}
