public DiagramMouseManager(Diagram diagram)
{
_diagram = diagram;
_currentResizeDirection = ResizeDirection.None;
_leftButtonAction = MouseAction.None;
_rightButtonAction = MouseAction.None;
_leftButtonDown = false;
_rightButtonDown = false;
_leftButtonDownMousePosition = null;
_currentMousePosition = null;
_leftButtonDownMousePosition = null;
_itemUnderCursor = null;
_baseXViewOffset = 0;
_baseYViewOffset = 0;
_offsetWorker = null;
Selector = null;
}
public DiagramUpdateLock(Diagram diagram)
{
_diagram = diagram;
_diagram.LockRecalc = true;
_diagram.LockRender = true;
}
public DiagramSerializer(Diagram diagram)
{
if (diagram == null)
throw new ArgumentNullException("Diagram");
_diagram = diagram;
}
public Project()
{
_diagram = null;
_network = null;
_path = "";
_linkMenu = new LinkContextMenu();
_nodeMenu = new NodeContextMenu();
}
internal DiagramItem(Diagram diagram)
{
_diagram = diagram;
_label = null;
_drawer = null;
_geometry = null;
_border = null;
NeedRecalc = true;
IsSelectable = true;
}
public DiagramLabel(Diagram diagram, DiagramItem owner)
: base(diagram)
{
Drawer = new BaseLabelDrawer();
_owner = owner;
BorderPen = new Pen(new SolidColorBrush(Colors.Transparent), 0);
AllowInPlaceEdit = true;
IsSelectable = false;
}
public DiagramNode(Diagram diagram)
: base(diagram)
{
_label = new DiagramLabel(diagram, this);
_label.NeedRecalc = true;
_edges = new DiagramItemCollection<DiagramEdge>(diagram);
IsUnderCursor = false;
if (!diagram.Nodes.Contains(this))
diagram.Nodes.Add(this);
}
public DiagramEdge(Diagram diagram)
: base(diagram)
{
_sourceNode = null;
_destinationNode = null;
Background = new SolidColorBrush((BorderPen.Brush as SolidColorBrush).Color);
_label = new DiagramLabel(diagram, this);
_label.NeedRecalc = true;
if (!diagram.Edges.Contains(this))
diagram.Edges.Add(this);
}
protected void DrawBUC(Diagram diagram, DrawingContext dc, Rect rect)
{
//rect = GeometryTranslater.OffsetRect(rect, diagram.Offset, diagram.Scale);
var topLeft = rect.TopLeft;
topLeft.Offset(-GlobalData.BUCOffset, -GlobalData.BUCOffset);
dc.DrawLine(GlobalData.BUCPen, topLeft, new Point(topLeft.X, topLeft.Y + GlobalData.BUCWingRelativeLength * rect.Height));
dc.DrawLine(GlobalData.BUCPen, topLeft, new Point(topLeft.X + GlobalData.BUCWingRelativeLength * rect.Width, topLeft.Y));
var topRight = rect.TopRight;
topRight.Offset(GlobalData.BUCOffset, -GlobalData.BUCOffset);
dc.DrawLine(GlobalData.BUCPen, new Point(topRight.X - GlobalData.BUCWingRelativeLength * rect.Width, topRight.Y), topRight);
dc.DrawLine(GlobalData.BUCPen, topRight, new Point(topRight.X, topRight.Y + GlobalData.BUCWingRelativeLength * rect.Height));
var bottomRight = rect.BottomRight;
bottomRight.Offset(GlobalData.BUCOffset, GlobalData.BUCOffset);
dc.DrawLine(GlobalData.BUCPen, new Point(bottomRight.X, bottomRight.Y - GlobalData.BUCWingRelativeLength * rect.Height), bottomRight);
dc.DrawLine(GlobalData.BUCPen, bottomRight, new Point(bottomRight.X - GlobalData.BUCWingRelativeLength * rect.Width, bottomRight.Y));
var bottomLeft = rect.BottomLeft;
bottomLeft.Offset(-GlobalData.BUCOffset, GlobalData.BUCOffset);
dc.DrawLine(GlobalData.BUCPen, new Point(bottomLeft.X + GlobalData.BUCWingRelativeLength * rect.Width, bottomLeft.Y), bottomLeft);
dc.DrawLine(GlobalData.BUCPen, bottomLeft, new Point(bottomLeft.X, bottomLeft.Y - GlobalData.BUCWingRelativeLength * rect.Height));
}
protected void DrawSelectionBorder(Diagram diagram, DrawingContext dc, DiagramSelectionBorder border)
{
if (border == null)
return;
for (var i = 0; i < border.ResizeInfos.Count; i++)
{
var curInfo = border.ResizeInfos[i];
var prevPointIndex = i != 0 ? i - 1 : border.ResizeInfos.Count - 1;
var prevInfo = border.ResizeInfos[prevPointIndex];
if (!curInfo.Point.HasValue || !prevInfo.Point.HasValue)
continue;
if (border.IsLinked)
dc.DrawLine(GlobalData.BorderPen, curInfo.Point.Value, prevInfo.Point.Value);//GeometryTranslater.OffsetPoint(, diagram.Offset, diagram.Scale), GeometryTranslater.OffsetPoint(prevInfo.Point.Value, diagram.Offset, diagram.Scale));
var resizeRect = curInfo.Rect;
if (!resizeRect.HasValue)
continue;
if (curInfo.ResizeDirection != ResizeDirection.None)
dc.DrawRectangle(GlobalData.BorderBrush, GlobalData.BorderPen, resizeRect.Value);//GeometryTranslater.OffsetRect(resizeRect.Value, diagram.Offset, diagram.Scale));
}
}
public static Size ToViewSize(this Size size, Diagram diagram)
{
return new Size(size.Width, size.Height);
}
public static Rect ToViewRect(this Rect rect, Diagram diagram)
{
return new Rect(rect.X + diagram.XViewOffset, rect.Y + diagram.YViewOffset, rect.Width, rect.Height);
}
public static Point ToViewPoint(this Point point, Diagram diagram)
{
return new Point(point.X + diagram.XViewOffset, point.Y + diagram.YViewOffset);
}
public static DiagramItem FindItemByUserData(Diagram diagram, int id)
{
DiagramItem result = null;
foreach (var node in diagram.Nodes)
{
int parseResult;
if (Int32.TryParse(node.UserData, out parseResult) == true)
{
if (parseResult == id)
{
result = node;
break;
}
}
}
foreach (var edge in diagram.Edges)
{
int parseResult;
if (Int32.TryParse(edge.UserData, out parseResult) == true)
{
if (parseResult == id)
{
result = edge;
break;
}
}
}
return result;
}
/// <summary>
/// Новый проект
/// </summary>
public void NewProject()
{
Diagram = new Diagram();
Network = new TalesNetwork();
Path = "";
_linkMenu.Network = Network;
_nodeMenu.Network = Network;
}
public DiagramRecalcLock(Diagram diagram)
{
_diagram = diagram;
_diagram.LockRecalc = true;
}
protected virtual void SetDiagram(Diagram value)
{
_diagram = value;
}
public EdgeEventArgs(Diagram diagram, DiagramEdge edge)
: base(diagram)
{
Edge = edge;
}
public DiagramEventArgs(Diagram diagram)
{
Diagram = diagram;
}
public LabelEventArgs(Diagram diagram, DiagramLabel label)
: base(diagram)
{
Label = label;
}
public DiagramSerializer(Diagram diagram)
{
_diagram = diagram;
}
public DiagramRenderLock(Diagram diagram)
{
_diagram = diagram;
_diagram.LockRender = true;
}