void RemovePreviousCaption(VdCluster cluster, CaptionType type)
{
if (clusterAwaitingCaption.Captions.FreeDraw != null)
{
_doc.BeginRemoveSingleShape(clusterAwaitingCaption.Captions.FreeDraw.Id());
}
if (clusterAwaitingCaption.Captions.text != null)
{
_doc.BeginRemoveSingleShape(clusterAwaitingCaption.Captions.text.Id());
}
}
//shape can be either cluster, text, free draw
void CleanupClusterCaptions(IVdShape shape, int indirectOwner)
{
VdCluster changedCluster = null;
switch (shape.ShapeCode())
{
case VdShapeType.FreeForm:
changedCluster = DocTools.GetCaptionHost(GetShapes(), shape);
if (changedCluster != null)
{
changedCluster.Captions.InvalidateCaption(shape);
}
//caption removed locally, update cluster
if (changedCluster != null && shape.Id() == recentLocallyRemovedShapeId)
{
_rt.clienRt.SendSyncState(changedCluster.Id(),
changedCluster.GetState(TopicId));
}
break;
case VdShapeType.Text:
changedCluster = DocTools.GetCaptionHost(GetShapes(), shape);
if (changedCluster != null)
{
changedCluster.Captions.InvalidateCaption(shape);
}
//caption removed locally, update cluster
if (changedCluster != null && shape.Id() == recentLocallyRemovedShapeId)
{
_rt.clienRt.SendSyncState(changedCluster.Id(),
changedCluster.GetState(TopicId));
}
break;
case VdShapeType.Cluster:
//cluster removed locally, remove captions
changedCluster = (VdCluster)shape;
if (indirectOwner == _palette.GetOwnerId())
{
if (changedCluster.Captions.text != null)
{
BeginRemoveSingleShape(changedCluster.Captions.text.Id());
}
if (changedCluster.Captions.FreeDraw != null)
{
BeginRemoveSingleShape(changedCluster.Captions.FreeDraw.Id());
}
}
break;
}
}
//if it's real-time creation, shape is locked by its owner.
//if it's initial loading, we don't lock the shape,
//lock requests will follow in this case
public IVdShape PlayCreateShape(VdShapeType shapeType,
int shapeId,
int owner,
double startX,
double startY,
bool takeCursor,
// for badge creation events, it's false, as badges are created in private board
int tag)
{
if (!_shapes.ContainsKey(shapeId))
{
//update id generator
if (shapeType != VdShapeType.Badge)
{
ShapeIdGenerator.Instance.CorrectLowBound(owner, shapeId);
}
IVdShape res = null;
switch (shapeType)
{
case VdShapeType.Cluster:
res = new VdCluster(owner, shapeId, this, onClusterUncluster, OnClusterCleanup);
break;
case VdShapeType.Text:
res = new VdText(startX, startY, owner, shapeId);
break;
default:
res = DocTools.MakeShape(shapeType, owner, shapeId, startX, startY, tag);
break;
}
_shapePostHandler(res, shapeType);
if (!_shapeVisibility)
{
res.Hide();
}
this.Add(res);
DocTools.SortScene(_scene);
if (takeCursor)
{
VolatileCtx.PlayTakeCursor(owner, shapeId);
}
return(res);
}
else
{
return(_shapes[shapeId]);
}
}
public ClusterCaptions(VdCluster cluster, CaptionCreationRequested captionCreationRequested)
{
this.cluster = cluster;
_captionCreationRequested = captionCreationRequested;
btnDraw = new ClusterButton();
btnDraw.btn.Click += __bntDraw;
btnDraw.SetBrush((System.Windows.Media.Brush)Application.Current.TryFindResource("editBrush"));
btnType = new ClusterButton();
btnType.btn.Click += __bntType;
btnType.SetBrush((System.Windows.Media.Brush)Application.Current.TryFindResource("typeBrush"));
}
public ClusterCaptions(VdCluster cluster, CaptionCreationRequested captionCreationRequested)
{
this.cluster = cluster;
_captionCreationRequested = captionCreationRequested;
btnDraw = new ClusterButton();
btnDraw.btn.Click += __bntDraw;
btnDraw.SetBrush((System.Windows.Media.Brush)Application.Current.TryFindResource("editBrush"));
btnType = new ClusterButton();
btnType.btn.Click += __bntType;
btnType.SetBrush((System.Windows.Media.Brush)Application.Current.TryFindResource("typeBrush"));
}
void CaptionCreationRequested(CaptionType type, VdCluster cluster)
{
BeginClusterCaption(cluster, type);
switch (type)
{
case CaptionType.FreeDraw:
EnterShapeCreationMode(VdShapeType.FreeForm);
break;
case CaptionType.Text:
//emulate text creation
_palette.shapeType = VdShapeType.Text;
EnterShapeCreationMode(VdShapeType.Text);
var clustBounds = cluster.boundsProvider();
InpDeviceDown(new Point(clustBounds.X + 140, clustBounds.Y - 160), null);
break;
}
}
void TryEndClusterCaption(IVdShape caption, CaptionType type)
{
//inject caption
if (clusterAwaitingCaption == null)
{
return;
}
RemovePreviousCaption(clusterAwaitingCaption, type);
if (caption is VdFreeForm)
{
clusterAwaitingCaption.Captions.FreeDraw = (VdFreeForm)caption;
//initial resize of free form
clusterAwaitingCaption.Captions.InitialResizeOfFreeForm();
//send resized free form
SendSyncState(clusterAwaitingCaption.Captions.FreeDraw);
}
else if (caption is VdText)
{
clusterAwaitingCaption.Captions.text = (VdText)caption;
SendSyncState(clusterAwaitingCaption.Captions.text);
}
else
{
throw new NotSupportedException();
}
//update first time after build
clusterAwaitingCaption.Captions.UpdateRelatives();
//send state of cluster to attach captions on other clients
SendSyncState(clusterAwaitingCaption);
clusterAwaitingCaption = null;
}
//if it's real-time creation, shape is locked by its owner.
//if it's initial loading, we don't lock the shape,
//lock requests will follow in this case
public IVdShape PlayCreateShape(VdShapeType shapeType,
int shapeId,
int owner,
double startX,
double startY,
bool takeCursor, // for badge creation events, it's false, as badges are created in private board
int tag)
{
if (!shapes.ContainsKey(shapeId))
{
//update id generator
if (shapeType!=VdShapeType.Badge)
ShapeIdGenerator.Instance.CorrectLowBound(owner, shapeId);
IVdShape res = null;
switch (shapeType)
{
case VdShapeType.Cluster:
res = new VdCluster(owner, shapeId, this, onClusterUncluster, OnClusterCleanup);
break;
case VdShapeType.Text:
res = new VdText(startX, startY, owner, shapeId, OnTextCleanup);
break;
default:
res = DocTools.MakeShape(shapeType, owner, shapeId, startX, startY, tag);
break;
}
_shapePostHandler(res, shapeType);
this.Add(res);
DocTools.SortScene(_scene);
if(takeCursor)
VolatileCtx.PlayTakeCursor(owner, shapeId);
return res;
}
else
{
return shapes[shapeId];
}
}
void updateClusterCaptions(VdCluster cluster)
{
cluster.Captions.SetBounds();
}
void CaptionCreationRequested(CaptionType type, VdCluster cluster)
{
BeginClusterCaption(cluster, type);
switch (type)
{
case CaptionType.FreeDraw:
EnterShapeCreationMode(VdShapeType.FreeForm);
break;
case CaptionType.Text:
//emulate text creation
_palette.shapeType = VdShapeType.Text;
EnterShapeCreationMode(VdShapeType.Text);
var clustBounds = cluster.boundsProvider();
InpDeviceDown(new Point(clustBounds.X + 140, clustBounds.Y- 160), null);
break;
}
}
void TryEndClusterCaption(IVdShape caption, CaptionType type)
{
//inject caption
if (clusterAwaitingCaption == null)
return;
RemovePreviousCaption(clusterAwaitingCaption, type);
if (caption is VdFreeForm)
{
clusterAwaitingCaption.Captions.FreeDraw = (VdFreeForm)caption;
//initial resize of free form
clusterAwaitingCaption.Captions.InitialResizeOfFreeForm();
//send resized free form
SendSyncState(clusterAwaitingCaption.Captions.FreeDraw);
}
else if (caption is VdText)
{
clusterAwaitingCaption.Captions.text = (VdText)caption;
SendSyncState(clusterAwaitingCaption.Captions.text);
}
else
throw new NotSupportedException();
//update first time after build
clusterAwaitingCaption.Captions.UpdateRelatives();
//send state of cluster to attach captions on other clients
SendSyncState(clusterAwaitingCaption);
clusterAwaitingCaption = null;
}
void RemovePreviousCaption(VdCluster cluster, CaptionType type)
{
if (clusterAwaitingCaption.Captions.FreeDraw != null)
_doc.BeginRemoveSingleShape(clusterAwaitingCaption.Captions.FreeDraw.Id());
if (clusterAwaitingCaption.Captions.text != null)
_doc.BeginRemoveSingleShape(clusterAwaitingCaption.Captions.text.Id());
}
void BeginClusterCaption(VdCluster cluster, CaptionType type)
{
clusterAwaitingCaption = cluster;
RemovePreviousCaption(cluster, type);
}
void updateClusterCaptions(VdCluster cluster)
{
cluster.Captions.SetBounds();
}
void BeginClusterCaption(VdCluster cluster, CaptionType type)
{
clusterAwaitingCaption = cluster;
RemovePreviousCaption(cluster, type);
}