private void DoArrowModifyingOperations(Arrow arrow, int selectionHandle)
{
oldControlPoints = State.GetControlPoints(arrow.ControlPoints);
arrowBeingModifiedSelectionHandle = selectionHandle;
arrowBeingModified = arrow;
//arrowBeingModified.CustomDraw = CustomDraw.Additional;
arrowBeingModified.ZTop();
if (arrow.Tag != null)
oldOriginGuid = (arrow.Tag as EditorLink).GraphicLink.Origin;
else
oldOriginGuid = Guid.Empty;
oldOriginBox = arrow.Origin as Box;
oldOriginAnchor = arrow.OrgnAnchor;
if (arrow.Tag != null)
oldDestinationGuid = (arrow.Tag as EditorLink).GraphicLink.Destination;
else
oldDestinationGuid = Guid.Empty;
oldDestinationBox = arrow.Destination as Box;
oldDestinationAnchor = arrow.DestAnchor;
if (state.Permissions.Modify)
{
if (arrowBeingModifiedSelectionHandle == 0)
{
SysCAD.Protocol.Point originPos = new SysCAD.Protocol.Point(arrowBeingModified.ControlPoints[0]);
Box originBox = fcFlowChart.GetBoxAt(originPos.ToPointF(), 2.0F);
if ((selectionHandle == 0) && (originBox != null) && (!(arrowBeingModified.Origin is Box)))
{
originBox = (originBox.Tag as EditorNode).ModelBox;
if (originBox != null)
{
int closestI = 0;
Double closestDistance = Double.MaxValue;
for (int i = 0; i < originBox.AnchorPattern.Points.Count; i++)
{
if (originBox.AnchorPattern.Points[i].AllowOutgoing)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(originBox.BoundingRect),
originBox.AnchorPattern.Points[i].X,
originBox.AnchorPattern.Points[i].Y,
originBox.RotationAngle);
Double thisDistance = Distance(originPos, anchorPointPos);
if (thisDistance < closestDistance)
{
closestDistance = thisDistance;
closestI = i;
}
}
}
newOriginGuid = (originBox.Tag as EditorNode).Guid;
newOriginTag = (originBox.Tag as EditorNode).Tag;
newOriginBox = originBox;
newOriginAnchor = closestI;
String anchorString;
(newOriginBox.Tag as EditorNode).anchorIntToTag.TryGetValue(newOriginAnchor, out anchorString);
if (anchorString != null)
{
form1.ToolStripStatusLabel.Text = "Origin Item: " + newOriginTag +
" : " + " Oritin Port: " + anchorString.TrimEnd(new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' });
}
}
}
}
//else if (oldOriginBox != null)
//{
// (e.Arrow.Tag as Link).graphicLink.Origin = oldOriginGuid;
// e.Arrow.Origin = oldOriginBox;
// e.Arrow.OrgnAnchor = oldOriginAnchor;
//}
if (selectionHandle == arrowBeingModified.ControlPoints.Count - 1)
{
SysCAD.Protocol.Point destinationPos = new SysCAD.Protocol.Point(arrowBeingModified.ControlPoints[arrowBeingModified.ControlPoints.Count - 1]);
Box destinationBox = fcFlowChart.GetBoxAt(destinationPos.ToPointF(), 2.0F);
if ((destinationBox != null) && (destinationBox.Tag != null) && (!(arrowBeingModified.Destination is Box)))
{
destinationBox = (destinationBox.Tag as EditorNode).ModelBox;
if (destinationBox != null)
{
int closestI = 0;
Double closestDistance = Double.MaxValue;
for (int i = 0; i < destinationBox.AnchorPattern.Points.Count; i++)
{
if (destinationBox.AnchorPattern.Points[i].AllowIncoming)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(destinationBox.BoundingRect),
destinationBox.AnchorPattern.Points[i].X,
destinationBox.AnchorPattern.Points[i].Y,
destinationBox.RotationAngle);
Double thisDistance = Distance(destinationPos, anchorPointPos);
if (thisDistance < closestDistance)
{
closestDistance = thisDistance;
closestI = i;
}
}
}
newDestinationGuid = (destinationBox.Tag as EditorNode).Guid;
newDestinationTag = (destinationBox.Tag as EditorNode).Tag;
newDestinationBox = destinationBox;
newDestinationAnchor = closestI;
String anchorString;
(newDestinationBox.Tag as EditorNode).anchorIntToTag.TryGetValue(newDestinationAnchor, out anchorString);
if (anchorString != null)
{
form1.ToolStripStatusLabel.Text = "Destination Item: " + newDestinationTag +
" : " + " Destination Port: " + anchorString.TrimEnd(new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' });
}
}
}
}
}
if ((newOriginBox != null) && (newDestinationBox != null) && (newOriginBox == newDestinationBox)) // refliexive, disconnect modifying end.
{
if (selectionHandle == 0)
{
newOriginGuid = Guid.Empty;
newOriginTag = String.Empty;
newOriginBox = null;
newOriginAnchor = -1;
form1.ToolStripStatusLabel.Text = "";
}
if (selectionHandle == arrowBeingModified.ControlPoints.Count - 1)
{
newDestinationGuid = Guid.Empty;
newDestinationTag = String.Empty;
newDestinationBox = null;
newDestinationAnchor = -1;
form1.ToolStripStatusLabel.Text = "";
}
}
fcFlowChart.RecreateCacheImage();
}
private void fcFlowChart_ArrowCreating(object sender, AttachConfirmArgs e)
{
SysCAD.Protocol.Point originPos = new SysCAD.Protocol.Point(e.Arrow.ControlPoints[0]);
Box originBox = fcFlowChart.GetBoxAt(originPos.ToPointF(), 2.0F);
originBox = (originBox.Tag as EditorNode).ModelBox;
if (originBox != null)
{
int closestI = 0;
Double closestDistance = Double.MaxValue;
for (int i = 0; i < originBox.AnchorPattern.Points.Count; i++)
{
if (originBox.AnchorPattern.Points[i].AllowOutgoing)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(originBox.BoundingRect),
originBox.AnchorPattern.Points[i].X,
originBox.AnchorPattern.Points[i].Y,
originBox.RotationAngle);
Double thisDistance = Distance(originPos, anchorPointPos);
if (thisDistance < closestDistance)
{
closestDistance = thisDistance;
closestI = i;
}
}
}
newOriginGuid = (originBox.Tag as EditorNode).Guid;
newOriginTag = (originBox.Tag as EditorNode).Tag;
newOriginBox = originBox;
newOriginAnchor = closestI;
}
DoArrowModifyingOperations(e.Arrow, e.Arrow.ControlPoints.Count - 1);
//arrowBeingModified = e.Arrow;
//arrowBeingModified.CustomDraw = CustomDraw.Additional;
//arrowBeingModified.ZTop();
//fcFlowChart.RecreateCacheImage();
}
private void fcFlowChart_DrawBox(object sender, BoxDrawArgs e)
{
if (arrowBeingModified != null)
{
SysCAD.Protocol.Point originPos = new SysCAD.Protocol.Point(arrowBeingModified.ControlPoints[0]);
Box originBox = fcFlowChart.GetBoxAt(originPos.ToPointF(), 2.0F);
if (originBox != null)
{
originBox = (originBox.Tag as EditorNode).ModelBox;
if (originBox != null)
{
if (originBox.AnchorPattern != null)
{
//if (originAnchorChosen == null)
{
Double closest = Double.MaxValue;
foreach (AnchorPoint anchorPoint in originBox.AnchorPattern.Points)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(originBox.BoundingRect),
anchorPoint.X,
anchorPoint.Y,
originBox.RotationAngle);
Double distance = Distance(anchorPointPos, originPos);
if (distance < closest)
{
closest = distance;
originAnchorChosen = anchorPoint.Tag as Anchor;
}
}
// if (state.PortCheck(out requestId, (originBox.Tag as Item).Guid, originAnchorChosen) == PortStatus.Available)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(originBox.BoundingRect),
(originAnchorChosen.Positions[0] as SysCAD.Protocol.Point).X,
(originAnchorChosen.Positions[0] as SysCAD.Protocol.Point).Y,
originBox.RotationAngle);
PointF[] extensionPoints =
new PointF[] { anchorPointPos.ToPointF(), anchorPointPos.ToPointF() };
System.Drawing.Pen pen = new System.Drawing.Pen(Color.Yellow, fcFlowChart.SelHandleSize);
e.Graphics.DrawEllipse(pen, RectangleF.FromLTRB(
anchorPointPos.ToPointF().X - fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().Y - fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().X + fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().Y + fcFlowChart.SelHandleSize));
e.Graphics.DrawLines(pen, extensionPoints);
}
}
}
}
}
SysCAD.Protocol.Point destinationPos = new SysCAD.Protocol.Point(arrowBeingModified.ControlPoints[arrowBeingModified.ControlPoints.Count - 1]);
Box destinationBox = fcFlowChart.GetBoxAt(destinationPos.ToPointF(), 2.0F);
if (destinationBox != null)
{
destinationBox = (destinationBox.Tag as EditorNode).ModelBox;
if (destinationBox != null)
{
if (destinationBox.AnchorPattern != null)
{
if (destinationAnchorChosen != null)
{
Double closest = Double.MaxValue;
foreach (AnchorPoint anchorPoint in destinationBox.AnchorPattern.Points)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(destinationBox.BoundingRect),
anchorPoint.X,
anchorPoint.Y,
destinationBox.RotationAngle);
Double distance = Distance(anchorPointPos, destinationPos);
if (distance < closest)
{
closest = distance;
destinationAnchorChosen = anchorPoint.Tag as Anchor;
}
}
//if (state.PortCheck(out requestId, (destinationBox.Tag as Item).Guid, destinationAnchorChosen) == PortStatus.Available)
{
SysCAD.Protocol.Point anchorPointPos = GetRelativeAnchorPosition(new SysCAD.Protocol.Rectangle(destinationBox.BoundingRect),
(destinationAnchorChosen.Positions[0] as SysCAD.Protocol.Point).X,
(destinationAnchorChosen.Positions[0] as SysCAD.Protocol.Point).Y,
destinationBox.RotationAngle);
PointF[] extensionPoints =
new PointF[] { anchorPointPos.ToPointF(), anchorPointPos.ToPointF() };
System.Drawing.Pen pen = new System.Drawing.Pen(Color.Yellow, fcFlowChart.SelHandleSize);
e.Graphics.DrawEllipse(pen, RectangleF.FromLTRB(
anchorPointPos.ToPointF().X - fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().Y - fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().X + fcFlowChart.SelHandleSize,
anchorPointPos.ToPointF().Y + fcFlowChart.SelHandleSize));
e.Graphics.DrawLines(pen, extensionPoints);
}
}
}
}
}
}
}