//caption was removed
public void InvalidateCaption(IVdShape caption)
{
if (caption == text)
text = null;
else if (caption == _freeDraw)
_freeDraw = null;
}
public void LockIfPossible(IVdShape shape, Shape resizeNode, Point pos, TouchDevice touchDev)
{
var shapeFree = shape.GetCursor() == null;
var shapeLockedByUs = false;
if (!shapeFree)
{
shapeLockedByUs = shape.GetCursor().OwnerId == _palette.GetOwnerId();
}
//this shape free and we don't have cursors
if (shapeFree && _doc.VolatileCtx.LocalCursor == null)
{
//shape free, try lock it and schedule cursor approval continuation
{
_cursorApproval.resizeNode = resizeNode;
_cursorApproval.pos = pos;
_cursorApproval.td = touchDev;
_modeMgr.Mode = ShapeInputMode.CursorApprovalExpected;
}
//take new local cursor
_doc.VolatileCtx.BeginTakeShapeWithLocalCursor(shape.Id());
}
else if (shapeLockedByUs)
{
CaptureAndStartManip(shape, pos, resizeNode, touchDev);
}
}
/// <summary>
/// call this when
/// 1. user removes contact points so that local cursor needs to be removed
/// 2. palette owner changes and we invalidate previous cursor
/// </summary>
/// <param name="ownId"></param>
public void BeginFreeCursor(bool supressClusterMoveEvent)
{
//if currently we hold cursor on shape, remove it
var ownedSh = DocTools.CursorOwnerToShape(_palette.GetOwnerId(), _doc.GetShapes());
if (ownedSh != null && ownedSh.GetCursor() != null)
{
_rt.clienRt.SendCursorRequest(false, _palette.GetOwnerId(), ownedSh.Id(), _doc.TopicId);
if (_movementDetected)
{
if (ownedSh is VdBadge)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.BadgeMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
else if (!supressClusterMoveEvent && ownedSh is VdCluster)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.ClusterMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
else if (ownedSh is VdFreeForm)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.FreeDrawingMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
}
if (_resizeDetected)
{
if (ownedSh is VdFreeForm)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.FreeDrawingResize,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
}
_localCursorShape = null;
if (localCursorChanged != null)
{
localCursorChanged(this);
}
}
_movementDetected = false;
_resizeDetected = false;
}
private void TryEndHostCaption(IVdShape caption, CaptionType type)
{
//inject caption
if (_hostAwaitingCaption == null)
{
return;
}
RemovePreviousCaption(_hostAwaitingCaption, type);
if (caption is VdFreeForm)
{
_hostAwaitingCaption.CapMgr().FreeDraw = (VdFreeForm)caption;
//initial resize of free form
_hostAwaitingCaption.CapMgr().InitialResizeOfFreeForm();
//send resized free form
SendSyncState(_hostAwaitingCaption.CapMgr().FreeDraw);
//cluster + title stats event
_rt.clienRt.SendStatsEvent(StEvent.ClusterTitleAdded,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
else if (caption is VdText)
{
_hostAwaitingCaption.CapMgr().text = (VdText)caption;
//increase caption font
//for(int i = 0; i<6; ++i)
// _hostAwaitingCaption.CapMgr().text.ScaleInPlace(true);
SendSyncState(_hostAwaitingCaption.CapMgr().text);
//cluster + title stats event
_rt.clienRt.SendStatsEvent(StEvent.ClusterTitleAdded,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
else
{
throw new NotSupportedException();
}
//update first time after build
_hostAwaitingCaption.CapMgr().UpdateRelatives();
//send state of cluster to attach captions on other clients
SendSyncState(_hostAwaitingCaption);
_hostAwaitingCaption = null;
}
private void CaptureAndStartManip(IVdShape sh, Point pt, object sender, TouchDevice td)
{
sh.StartManip(pt, sender);
sh.UnderlyingControl().CaptureMouse();
if (td != null)
{
sh.UnderlyingControl().CaptureTouch(td);
}
Console.WriteLine("Scene Mgr : CaptureAndStartManip");
}
//shape can be either cluster, text, free draw
private void CleanupClusterCaptions(IVdShape shape, int indirectOwner)
{
ICaptionHost capHost = null;
switch (shape.ShapeCode())
{
case VdShapeType.FreeForm:
capHost = DocTools.GetCaptionHost(GetShapes(), shape);
if (capHost != null)
{
capHost.CapMgr().InvalidateCaption(shape);
}
//caption removed locally, update cluster
if (capHost != null && shape.Id() == recentLocallyRemovedShapeId)
{
_rt.clienRt.SendSyncState(capHost.Id(),
capHost.GetState(TopicId));
}
break;
case VdShapeType.Text:
capHost = DocTools.GetCaptionHost(GetShapes(), shape);
if (capHost != null)
{
capHost.CapMgr().InvalidateCaption(shape);
}
//caption removed locally, update cluster
if (capHost != null && shape.Id() == recentLocallyRemovedShapeId)
{
_rt.clienRt.SendSyncState(capHost.Id(),
capHost.GetState(TopicId));
}
break;
case VdShapeType.Cluster:
case VdShapeType.ClusterLink:
//cluster removed locally, remove captions
capHost = (ICaptionHost)shape;
if (indirectOwner == _palette.GetOwnerId())
{
if (capHost.CapMgr().text != null)
{
BeginRemoveSingleShape(capHost.CapMgr().text.Id());
}
if (capHost.CapMgr().FreeDraw != null)
{
BeginRemoveSingleShape(capHost.CapMgr().FreeDraw.Id());
}
}
break;
}
}
//caption was removed
public void InvalidateCaption(IVdShape caption)
{
if (caption == text)
{
text = null;
}
else if (caption == _freeDraw)
{
_freeDraw = null;
}
}
public static ClientLinkable RequestLinkable(IVdShape sh)
{
var badge = sh as LinkableHost;
if (badge != null)
{
return(badge.GetLinkable());
}
return(null);
}
private void NotifyClusterableMoved(IVdShape sh)
{
if (sh.ShapeCode() == VdShapeType.Badge)
{
var clustShapes = _doc.GetShapes().Where(sh0 => sh0.ShapeCode() == VdShapeType.Cluster);
//todo: optimization possible
foreach (var clust in clustShapes)
{
((VdCluster)clust).ClusterableMoved(((VdBadge)sh).GetClusterable());
}
}
}
//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 static ClientLinkable RequestLinkable(IVdShape sh)
{
var badge = sh as LinkableHost;
if (badge != null)
{
return(badge.GetLinkable());
}
//var cluster = sh as ClientLinkable;
//if (cluster != null)
// return cluster;
return(null);
}
private void ReleaseCaptureAndFinishManip(IVdShape sh)
{
sh.UnderlyingControl().ReleaseMouseCapture();
sh.UnderlyingControl().ReleaseAllTouchCaptures();
sh.FinishManip();
//if the moved shape is a caption of caption host, save caption host to save new relative position of caption
var capHost = DocTools.GetCaptionHost(_doc.GetShapes(), sh);
if (capHost != null)
{
capHost.CapMgr().UpdateRelatives();
SendSyncState(capHost);
}
}
public void BeginApplyPoint(IVdShape sh,
double X,
double Y)
{
if (_doc.clusterRebuildPending)
{
return;
}
//apply point locally
switch (sh.ApplyCurrentPoint(new Point(X, Y)))
{
case PointApplyResult.None:
break;
case PointApplyResult.Move:
_doc.VolatileCtx.MovementDetected();
break;
case PointApplyResult.MoveResize:
_doc.VolatileCtx.MovementDetected();
_doc.VolatileCtx.ResizeDetected();
break;
case PointApplyResult.Resize:
_doc.VolatileCtx.ResizeDetected();
break;
default:
throw new NotSupportedException();
}
if (sh.ShapeCode() != VdShapeType.ClusterLink)
{
SendSyncState(sh);
}
switch (sh.ShapeCode())
{
case VdShapeType.Badge:
NotifyClusterableMoved(sh);
break;
case VdShapeType.Cluster:
updateClusterCaptions((VdCluster)sh);
break;
}
}
void CaptureAndStartManip(IVdShape sh, Point pt, object sender, TouchDevice td)
{
if (sh.ShapeCode() == VdShapeType.Cluster)
{
((VdCluster)sh).Captions.UpdateRelatives();
}
sh.StartManip(pt, sender);
sh.UnderlyingControl().CaptureMouse();
if (td != null)
{
sh.UnderlyingControl().CaptureTouch(td);
}
Console.WriteLine("CaptureAndStartManip");
}
public static ICaptionHost GetCaptionHost(IEnumerable <IVdShape> shapes, IVdShape captionShape)
{
foreach (var s in shapes)
{
var capHost = s as ICaptionHost;
if (capHost == null)
{
continue;
}
if (capHost.CapMgr().text == captionShape || capHost.CapMgr().FreeDraw == captionShape)
{
return(capHost);
}
}
return(null);
}
public void StopManipulation(IVdShape sh, bool stopEvenForText)
{
if (sh is VdText && !stopEvenForText)
{
return;
}
if (_modeMgr.Mode == ShapeInputMode.Manipulating)
{
_modeMgr.Mode = ShapeInputMode.ManipulationExpected;
}
else if (_modeMgr.Mode == ShapeInputMode.CursorApprovalExpected)
{
_modeMgr.Mode = ShapeInputMode.ManipulationExpected;
}
if (sh != null)
{
//cluster created event ?
var clust = sh as VdCluster;
//if this finish manip completes initial cluster drawing, don't generate move event
var supressClusterMoveEvent = false;
if (clust != null && !clust.ClusterCreated)
{
supressClusterMoveEvent = true;
_rt.clienRt.SendStatsEvent(StEvent.ClusterCreated,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
ReleaseCaptureAndFinishManip(sh);
_doc.VolatileCtx.BeginFreeCursor(supressClusterMoveEvent);
}
else
{
_doc.VolatileCtx.NotifyPointUpEvent();
}
}
void ShapePostCtor(IVdShape sh, VdShapeType shapeType)
{
var ctl = sh.UnderlyingControl();
ctl.IsManipulationEnabled = true;
ctl.ManipulationStarting += ManipulationStarting;
ctl.ManipulationDelta += ManipulationDelta;
ctl.ManipulationCompleted += ManipulationCompleted;
switch (shapeType)
{
case VdShapeType.Text:
((VdText)sh).onChanged += onTextChanged;
break;
case VdShapeType.Cluster:
((VdCluster)sh).InitCaptions(CaptionCreationRequested);
break;
}
}
public static VdCluster GetCaptionHost(IEnumerable <IVdShape> shapes, IVdShape captionShape)
{
foreach (var s in shapes)
{
if (s.ShapeCode() != VdShapeType.Cluster)
{
continue;
}
var captions = ((VdCluster)s).Captions;
if (captions.text == captionShape)
{
return((VdCluster)s);
}
else if (captions.FreeDraw == captionShape)
{
return((VdCluster)s);
}
}
return(null);
}
private static IVdShape NearestShape(VdDocument doc, Point point)
{
IVdShape res = null;
double minDist = double.MaxValue;
foreach (var sh in doc.GetShapes())
{
if (!sh.IsVisible())
{
continue;
}
if (sh.ShapeCode() == VdShapeType.Badge)
{
continue;
}
double d_i = sh.distToFigure(point);
if (sh.ShapeCode() == VdShapeType.Arrow)
{
d_i /= 2.0;
}
if (d_i < minDist)
{
minDist = d_i;
res = sh;
}
}
const double MAX_NEIGHBOURHOOD = 70;
if (minDist > MAX_NEIGHBOURHOOD)
{
res = null;
}
return(res);
}
public void BeginApplyPoint(IVdShape sh,
double X,
double Y)
{
if (_doc.clusterRebuildPending)
return;
//apply point locally
switch (sh.ApplyCurrentPoint(new Point(X, Y)))
{
case PointApplyResult.None:
break;
case PointApplyResult.Move:
_doc.VolatileCtx.MovementDetected();
break;
case PointApplyResult.MoveResize:
_doc.VolatileCtx.MovementDetected();
_doc.VolatileCtx.ResizeDetected();
break;
case PointApplyResult.Resize:
_doc.VolatileCtx.ResizeDetected();
break;
default:
throw new NotSupportedException();
}
SendSyncState(sh);
switch (sh.ShapeCode())
{
case VdShapeType.Badge:
NotifyClusterableMoved(sh);
break;
case VdShapeType.Cluster:
case VdShapeType.ClusterLink:
updateHostCaptions((ICaptionHost) sh);
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;
}
public void PlayTakeCursor(int owner, int shapeId)
{
cursorCaptureExpected = false;
//if point up event is pending, and this cursor capture is our,
//we want to cancel cursor capture. locally it was not set,
//send cancellation to server
if (owner == _palette.GetOwnerId() && pointUpEventDuringCursorCapture)
{
pointUpEventDuringCursorCapture = false;
_rt.clienRt.SendCursorRequest(false, owner, shapeId, _doc.TopicId);
return;
}
var sh = _doc.IdToShape(shapeId);
if (sh == null)
{
//error of initialization (not all existing shapes were loaded to local station)
return;
}
if (sh.GetCursor() != null)
{
return;
}
sh.SetCursor(new Cursor(owner));
//if owner is local, save local cursor
if (owner == _palette.GetOwnerId())
{
_localCursorShape = sh;
if (localCursorChanged != null)
{
localCursorChanged(this);
}
}
}
static IVdShape NearestShape(VdDocument doc, Point point)
{
IVdShape res = null;
double minDist = double.MaxValue;
foreach (var sh in doc.GetShapes())
{
double d_i = sh.distToFigure(point);
if (d_i < minDist)
{
minDist = d_i;
res = sh;
}
}
const double MAX_NEIGHBOURHOOD = 150;
if (minDist > MAX_NEIGHBOURHOOD)
{
res = null;
}
return(res);
}
private void ShapePostCtor(IVdShape sh, VdShapeType shapeType)
{
var ctl = sh.UnderlyingControl();
ctl.IsManipulationEnabled = true;
ctl.ManipulationStarting += ManipulationStarting;
ctl.ManipulationDelta += ManipulationDelta;
ctl.ManipulationCompleted += ManipulationCompleted;
switch (shapeType)
{
case VdShapeType.Text:
((VdText)sh).onChanged += OnTextChanged;
((VdText)sh).onEdited += OnTextEdited;
((VdText)sh).onFocusLost += OnTextFocusLost;
((VdText)sh).onCleanupRequest += OnTextCleanup;
break;
case VdShapeType.Cluster:
((ICaptionHost)sh).InitCaptions(CaptionCreationRequested);
break;
case VdShapeType.ClusterLink:
((ICaptionHost)sh).InitCaptions(CaptionCreationRequested);
//if the link was created locally, send its state
if (sh.Id() == _linkCreation.linkId)
{
SendSyncState(sh);
_linkCreation.linkId = -1;
_linkCreation.LastCreatedLink = (VdClusterLink)sh;
}
break;
}
}
/// <summary>
/// call this when
/// 1. user removes contact points so that local cursor needs to be removed
/// 2. palette owner changes and we invalidate previous cursor
/// </summary>
/// <param name="ownId"></param>
public void BeginFreeCursor(bool supressClusterMoveEvent)
{
//if currently we hold cursor on shape, remove it
var ownedSh = DocTools.CursorOwnerToShape(_palette.GetOwnerId(), _doc.GetShapes());
if (ownedSh != null && ownedSh.GetCursor()!=null)
{
_rt.clienRt.SendCursorRequest(false, _palette.GetOwnerId(), ownedSh.Id(), _doc.TopicId);
if (_movementDetected)
{
if (ownedSh is VdBadge)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.BadgeMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
else if (!supressClusterMoveEvent && ownedSh is VdCluster)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.ClusterMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
else if (ownedSh is VdFreeForm)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.FreeDrawingMoved,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
}
if (_resizeDetected)
{
if (ownedSh is VdFreeForm)
{
_rt.clienRt.SendStatsEvent(Discussions.model.StEvent.FreeDrawingResize,
ownedSh.GetCursor().OwnerId,
_doc.DiscussionId,
_doc.TopicId,
Discussions.model.DeviceType.Wpf);
}
}
_localCursorShape = null;
if (localCursorChanged != null)
localCursorChanged(this);
}
_movementDetected = false;
_resizeDetected = false;
}
private void ShapePostCtor(IVdShape sh, VdShapeType shapeType)
{
var ctl = sh.UnderlyingControl();
ctl.IsManipulationEnabled = true;
ctl.ManipulationStarting += ManipulationStarting;
ctl.ManipulationDelta += ManipulationDelta;
ctl.ManipulationCompleted += ManipulationCompleted;
switch (shapeType)
{
case VdShapeType.Text:
((VdText) sh).onChanged += OnTextChanged;
((VdText)sh).onEdited += OnTextEdited;
((VdText)sh).onFocusLost += OnTextFocusLost;
((VdText) sh).onCleanupRequest += OnTextCleanup;
break;
case VdShapeType.Cluster:
((ICaptionHost) sh).InitCaptions(CaptionCreationRequested);
break;
case VdShapeType.ClusterLink:
((ICaptionHost) sh).InitCaptions(CaptionCreationRequested);
//if the link was created locally, send its state
if (sh.Id() == _linkCreation.linkId)
{
SendSyncState(sh);
_linkCreation.linkId = -1;
_linkCreation.LastCreatedLink = (VdClusterLink)sh;
}
break;
}
}
//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;
}
}
public void SendSyncState(IVdShape sh)
{
_rt.clienRt.SendSyncState(sh.Id(), sh.GetState(_doc.TopicId));
}
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 ReleaseCaptureAndFinishManip(IVdShape sh)
{
sh.UnderlyingControl().ReleaseMouseCapture();
sh.UnderlyingControl().ReleaseAllTouchCaptures();
sh.FinishManip();
}
//we have editing permission if either shape is free or if shape is cursored by us
private bool editingPermission(IVdShape sh)
{
var noPermission = sh.GetCursor() != null && sh.GetCursor().OwnerId != _palette.GetOwnerId();
return !noPermission;
}
public bool Contains(IVdShape sh)
{
return(_shapes.ContainsKey(sh.Id()));
}
private void NotifyClusterableMoved(IVdShape sh)
{
if (sh.ShapeCode() == VdShapeType.Badge)
{
var clustShapes = _doc.GetShapes().Where(sh0 => sh0.ShapeCode() == VdShapeType.Cluster);
//todo: optimization possible
foreach (var clust in clustShapes)
{
((VdCluster) clust).ClusterableMoved(((VdBadge) sh).GetClusterable());
}
}
}
private void TryEndHostCaption(IVdShape caption, CaptionType type)
{
//inject caption
if (_hostAwaitingCaption == null)
return;
RemovePreviousCaption(_hostAwaitingCaption, type);
if (caption is VdFreeForm)
{
_hostAwaitingCaption.CapMgr().FreeDraw = (VdFreeForm)caption;
//initial resize of free form
_hostAwaitingCaption.CapMgr().InitialResizeOfFreeForm();
//send resized free form
SendSyncState(_hostAwaitingCaption.CapMgr().FreeDraw);
//cluster + title stats event
_rt.clienRt.SendStatsEvent(StEvent.ClusterTitleAdded,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
else if (caption is VdText)
{
_hostAwaitingCaption.CapMgr().text = (VdText)caption;
//increase caption font
//for(int i = 0; i<6; ++i)
// _hostAwaitingCaption.CapMgr().text.ScaleInPlace(true);
SendSyncState(_hostAwaitingCaption.CapMgr().text);
//cluster + title stats event
_rt.clienRt.SendStatsEvent(StEvent.ClusterTitleAdded,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
else
throw new NotSupportedException();
//update first time after build
_hostAwaitingCaption.CapMgr().UpdateRelatives();
//send state of cluster to attach captions on other clients
SendSyncState(_hostAwaitingCaption);
_hostAwaitingCaption = null;
}
//we have editing permission if either shape is free or if shape is cursored by us
private bool editingPermission(IVdShape sh)
{
var noPermission = sh.GetCursor() != null && sh.GetCursor().OwnerId != _palette.GetOwnerId();
return(!noPermission);
}
void ShapePostCtor(IVdShape sh, VdShapeType shapeType)
{
var ctl = sh.UnderlyingControl();
ctl.IsManipulationEnabled = true;
ctl.ManipulationStarting += ManipulationStarting;
ctl.ManipulationDelta += ManipulationDelta;
ctl.ManipulationCompleted += ManipulationCompleted;
switch (shapeType)
{
case VdShapeType.Text:
((VdText)sh).onChanged += onTextChanged;
break;
case VdShapeType.Cluster:
((VdCluster)sh).InitCaptions(CaptionCreationRequested);
break;
}
}
private void Add(IVdShape shape)
{
shape.AttachToCanvas(_scene);
_shapes.Add(shape.Id(), shape);
}
void CaptureAndStartManip(IVdShape sh, Point pt, object sender, TouchDevice td)
{
if (sh.ShapeCode() == VdShapeType.Cluster)
{
((VdCluster)sh).Captions.UpdateRelatives();
}
sh.StartManip(pt, sender);
sh.UnderlyingControl().CaptureMouse();
if (td != null)
sh.UnderlyingControl().CaptureTouch(td);
Console.WriteLine("CaptureAndStartManip");
}
private void CaptureAndStartManip(IVdShape sh, Point pt, object sender, TouchDevice td)
{
sh.StartManip(pt, sender);
sh.UnderlyingControl().CaptureMouse();
if (td!=null)
sh.UnderlyingControl().CaptureTouch(td);
Console.WriteLine("Scene Mgr : CaptureAndStartManip");
}
public void StopManipulation(IVdShape sh, bool stopEvenForText)
{
if (sh is VdText && !stopEvenForText)
return;
if (_modeMgr.Mode == ShapeInputMode.Manipulating)
{
_modeMgr.Mode = ShapeInputMode.ManipulationExpected;
}
else if (_modeMgr.Mode == ShapeInputMode.CursorApprovalExpected)
{
_modeMgr.Mode = ShapeInputMode.ManipulationExpected;
}
if (sh != null)
{
//cluster created event ?
var clust = sh as VdCluster;
//if this finish manip completes initial cluster drawing, don't generate move event
var supressClusterMoveEvent = false;
if (clust != null && !clust.ClusterCreated)
{
supressClusterMoveEvent = true;
_rt.clienRt.SendStatsEvent(StEvent.ClusterCreated,
_palette.GetOwnerId(),
_doc.DiscussionId,
_doc.TopicId,
DeviceType.Wpf);
}
ReleaseCaptureAndFinishManip(sh);
_doc.VolatileCtx.BeginFreeCursor(supressClusterMoveEvent);
}
else
{
_doc.VolatileCtx.NotifyPointUpEvent();
}
}
public void SendSyncState(IVdShape sh)
{
_rt.clienRt.SendSyncState(sh.Id(), sh.GetState(_doc.TopicId));
}
void ReleaseCaptureAndFinishManip(IVdShape sh)
{
sh.UnderlyingControl().ReleaseMouseCapture();
sh.UnderlyingControl().ReleaseAllTouchCaptures();
sh.FinishManip();
}
public void LockIfPossible(IVdShape shape, Shape resizeNode, Point pos, TouchDevice touchDev)
{
var shapeFree = shape.GetCursor() == null;
var shapeLockedByUs = false;
if (!shapeFree)
shapeLockedByUs = shape.GetCursor().OwnerId == _palette.GetOwnerId();
//this shape free and we don't have cursors
if (shapeFree && _doc.VolatileCtx.LocalCursor == null)
{
//shape free, try lock it and schedule cursor approval continuation
{
_cursorApproval.resizeNode = resizeNode;
_cursorApproval.pos = pos;
_cursorApproval.td = touchDev;
_modeMgr.Mode = ShapeInputMode.CursorApprovalExpected;
}
//take new local cursor
_doc.VolatileCtx.BeginTakeShapeWithLocalCursor(shape.Id());
}
else if (shapeLockedByUs)
{
CaptureAndStartManip(shape, pos, resizeNode, touchDev);
}
}
public bool Contains(IVdShape sh)
{
return shapes.ContainsKey(sh.Id());
}
public void PlayTakeCursor(int owner, int shapeId)
{
cursorCaptureExpected = false;
//if point up event is pending, and this cursor capture is our,
//we want to cancel cursor capture. locally it was not set,
//send cancellation to server
if (owner == _palette.GetOwnerId() && pointUpEventDuringCursorCapture)
{
pointUpEventDuringCursorCapture = false;
_rt.clienRt.SendCursorRequest(false, owner, shapeId, _doc.TopicId);
return;
}
var sh = _doc.IdToShape(shapeId);
if (sh == null)
{
//error of initialization (not all existing shapes were loaded to local station)
return;
}
if (sh.GetCursor() != null)
return;
sh.SetCursor(new Cursor(owner));
//if owner is local, save local cursor
if (owner == _palette.GetOwnerId())
{
_localCursorShape = sh;
if (localCursorChanged != null)
localCursorChanged(this);
}
}
void Add(IVdShape shape)
{
shape.AttachToCanvas(_scene);
shapes.Add(shape.Id(), shape);
}
private void ReleaseCaptureAndFinishManip(IVdShape sh)
{
sh.UnderlyingControl().ReleaseMouseCapture();
sh.UnderlyingControl().ReleaseAllTouchCaptures();
sh.FinishManip();
//if the moved shape is a caption of caption host, save caption host to save new relative position of caption
var capHost = DocTools.GetCaptionHost(_doc.GetShapes(), sh);
if (capHost != null)
{
capHost.CapMgr().UpdateRelatives();
SendSyncState(capHost);
}
}
