static TimelineChange extractADDCommandFromXmlNode(XmlElement node)
{
try
{
TimelineChange ADDchange = new TimelineChange();
ADDchange.ChangeType = TypeOfChange.ADD;
ADDchange.ChangedIdeaID = Int32.Parse(node.Attributes["NoteID"].Value, CultureInfo.InvariantCulture);
string contentType = node.Attributes["ContentType"].Value;
string contentStr = node.Attributes["Content"].Value;
if (contentStr.CompareTo("BITMAP") == 0)
{
byte[] contentBytes = Convert.FromBase64String(contentStr);
ADDchange.MetaData = Utilities.UtilitiesLib.BytesToBitmap(contentBytes);
}
else if (contentStr.CompareTo("STROKE") == 0)
{
//ADDchange.MetaData = PostItObjects.StrokeBasedIdea.ParseContentFromString(contentStr);
StrokeData strokeData = new StrokeData();
strokeData.ParseStrokePointsFromString(contentStr);
if (node.HasAttribute("IsErasing"))
{
strokeData.ParseIsErasingFromString(node.Attributes["IsErasing"].Value);
}
if (node.HasAttribute("Color"))
{
strokeData.StrokeColorCode = node.Attributes["Color"].Value;
}
ADDchange.MetaData = strokeData;
}
else if (contentStr.CompareTo("GROUP") == 0)
{
}
return ADDchange;
}
catch (Exception ex)
{
Utilities.UtilitiesLib.LogError(ex);
}
return null;
}
private void drawingCanvas_StrokeCollected(object sender, InkCanvasStrokeCollectedEventArgs e)
{
try
{
sv_MainCanvas.IsHitTestVisible = true;
Stroke latestStroke = e.Stroke;
StylusPointCollection strokePoints = latestStroke.StylusPoints;
if (!DrawingCanvasModeSwitcher.IsInErasingMode() && strokePoints.Count < 10)
{
return;
}
List<System.Windows.Point> pathPoints = new List<System.Windows.Point>();
foreach (StylusPoint stylusP in strokePoints)
{
System.Windows.Point p = new System.Windows.Point();
p.X = stylusP.X;
p.Y = stylusP.Y;
pathPoints.Add(p);
}
/*if (Utilities.UtilitiesLib.CheckClosedPath(pathPoints))
{
System.Windows.Point orginTopleft, orginBottomRight, orginCenter;
Utilities.UtilitiesLib.extractAnchorPointsOfPath(pathPoints,out orginTopleft,out orginBottomRight,out orginCenter);
IdeationUnitGroup idea = new IdeationUnitGroup();
IdeaGroupContentType ideaGroupContent = new IdeaGroupContentType();
ideaGroupContent.DisplayBoundaries = pathPoints;
idea.Content = ideaGroupContent;
idea.Id = IdeaIDGenerator.generateID();
idea.CenterX = (float)orginCenter.X;
idea.CenterY = (float)orginCenter.Y;
AddSingleIdeaGroup(idea);
}*/
//add corresponding idea object for this stroke
IdeationUnit strokeIdea = new StrokeBasedIdea();
strokeIdea.Id = IdeaIDGenerator.generateID();
StrokeData strokeData = new StrokeData();
strokeData.IsErasingStroke = DrawingCanvasModeSwitcher.IsInErasingMode();
strokeData.StrokeColorCode = new System.Windows.Media.ColorConverter().ConvertToString(latestStroke.DrawingAttributes.Color);
strokeData.StrokePoints = pathPoints;
strokeIdea.Content = strokeData;
brainstormManager.AddIdeaInBackground(strokeIdea);
//get the current screenshot
TakeASnapshot();
timelineManager.AddADDChange(strokeIdea);
}
catch (Exception ex)
{
Utilities.UtilitiesLib.LogError(ex);
}
}
