public TimelineChangeManager()
{
_currentFrame = null;
_frames = new List <TimelineFrame>();
timelineStorage.Initiate();
}
public TimelineChangeManager()
{
_currentFrame = null;
_frames = new List<TimelineFrame>();
timelineStorage.Initiate();
}
public static TimelineFrame extractTimelineFrameFromXmlNode(XmlElement node)
{
TimelineFrame frame = new TimelineFrame();
frame.Id = Int32.Parse(node.Attributes["ID"].Value,CultureInfo.InvariantCulture);
TimelineChange change = TimelineChange.extractTimelineChangeFromXmlNode((XmlElement)node.FirstChild);
frame.Change = change;
return frame;
}
public void AddDUPLICATEChange(int refFrameID)
{
TimelineChange change = new TimelineChange(TypeOfChange.DUPLICATE, refFrameID, null);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
void AddFrame(TimelineFrame frame)
{
_frames.Add(frame);
_currentFrame = frame;
timelineStorage.saveFrame(frame);
if (newTimelineFrameAddedEventHandler != null)
{
newTimelineFrameAddedEventHandler(frame);
}
}
public static TimelineFrame extractTimelineFrameFromXmlNode(XmlElement node)
{
TimelineFrame frame = new TimelineFrame();
frame.Id = Int32.Parse(node.Attributes["ID"].Value, CultureInfo.InvariantCulture);
TimelineChange change = TimelineChange.extractTimelineChangeFromXmlNode((XmlElement)node.FirstChild);
frame.Change = change;
return(frame);
}
public TimelineFrame retrieveFrameFromStorage(int frameID)
{
string queryPath = string.Format("//FRAME[@ID='{0}']", frameID);
XmlElement node = (XmlElement)xmlDoc.DocumentElement.SelectSingleNode(queryPath);
if (node != null)
{
return(TimelineFrame.extractTimelineFrameFromXmlNode(node));
}
return(null);
}
public void AddUPDATEContentChange(int updatedNoteID, object newContent)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
TimelineChange change = new TimelineChange(TypeOfChange.UPDATE, updatedNoteID, newContent);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
public void saveFrame(TimelineFrame frame)
{
try
{
XmlElement xmlNode = frame.toXML(xmlDoc.DocumentElement);
xmlDoc.DocumentElement.AppendChild(xmlNode);
xmlDoc.Save(currentFileName);
}
catch (Exception ex)
{
Utilities.UtilitiesLib.LogError(ex);
}
}
public void saveFrame(TimelineFrame frame)
{
try
{
XmlElement xmlNode = frame.toXML(xmlDoc.DocumentElement);
xmlDoc.DocumentElement.AppendChild(xmlNode);
xmlDoc.Save(currentFileName);
}
catch (Exception ex)
{
Utilities.UtilitiesLib.LogError(ex);
}
}
public void AddRESTOREChange(int restoredIdeaID)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
TimelineChange change = new TimelineChange(TypeOfChange.RESTORE, restoredIdeaID, null);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
public void AddCOLORChange(int noteID, string colorCode)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
TimelineChange change = new TimelineChange(TypeOfChange.COLOR, noteID, colorCode);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
public void AddDELETEChange(int deletedIdeaID)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
TimelineChange change = new TimelineChange(TypeOfChange.DELETE, deletedIdeaID, null);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
public void AddADDChange(GenericIdeationObjects.IdeationUnit addedIdea)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
TimelineChange change = new TimelineChange(TypeOfChange.ADD, addedIdea.Id, addedIdea.Content);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
public void AddUPDATEPositionChange(int updaptedNoteID, double newX, double newY)
{
if (shouldAddDUPLICATEframe())
{
AddDUPLICATEChange(_currentFrame.Id);
}
System.Windows.Point newCenter = new System.Windows.Point(newX, newY);
TimelineChange change = new TimelineChange(TypeOfChange.UPDATE, updaptedNoteID, newCenter);
TimelineFrame frame = new TimelineFrame();
frame.Id = getNextFrameID();
frame.Change = change;
AddFrame(frame);
}
void JumpToFrame(int frameID)
{
TimelineFrame jumpTo = timelineStorage.retrieveFrameFromStorage(frameID);
if (startEnumeratingEventHandler != null)
{
startEnumeratingEventHandler();
}
foreach (TimelineFrame f in _frames)
{
if (_eventIntepreter != null)
{
_eventIntepreter.IntepretEvent(f.Change);
}
if (f.Id == jumpTo.Id)
{
break;
}
}
}
public void SelectFrame(int frameID)
{
TimelineFrame selectedFrame = timelineStorage.retrieveFrameFromStorage(frameID);
if (selectedFrame.Id == _currentFrame.Id)
{
return;
}
if (startEnumeratingEventHandler != null)
{
startEnumeratingEventHandler();
}
foreach (TimelineFrame f in _frames)
{
if (f.Change.ChangeType == TypeOfChange.DUPLICATE)
{
JumpToFrame(f.Change.ChangedIdeaID);
}
else
{
if (_eventIntepreter != null)
{
_eventIntepreter.IntepretEvent(f.Change);
}
}
if (f.Id == selectedFrame.Id)
{
break;
}
}
if (finishEnumeratingEventHandler != null)
{
finishEnumeratingEventHandler();
}
_currentFrame = selectedFrame;
}
