// ------------------------------------------------------------------
/// <summary>
/// Initializes the default settings of the connector. Actions
/// performed in the ConnectorBase are:
/// * Sets the default PaintStyle to be
/// 'SolidPaintStyle' with a transparent color.
/// * Sets the default PenStyle to be a LinePenStyle whose color
/// is Transparent and DashStyle is 'Solid'.
/// </summary>
// ------------------------------------------------------------------
protected virtual void InitializeConnector()
{
this.mPaintStyle = new SolidPaintStyle(Color.Transparent);
LinePenStyle lineStyle = new LinePenStyle();
lineStyle.Color = Color.Transparent;
lineStyle.DashStyle = DashStyle.Solid;
}
/// <summary>
/// The <see cref="IPenStyle"/> used when the ConnectorStyle is
/// 'Simple'.
/// </summary>
/// <returns></returns>
public static IPenStyle GetSimpleConnectorPenStyle()
{
LinePenStyle penStyle = new LinePenStyle();
penStyle.DashStyle = DashStyle.Solid;
penStyle.Color = Color.Blue;
return(penStyle);
}
public GraphVisualizationInfoView() {
InitializeComponent();
this.shapeInfoShapeMapping = new BidirectionalDictionary<IShapeInfo, IShape>();
this.connectionInfoConnectionMapping = new BidirectionalDictionary<IConnectionInfo, IConnection>();
this.connectionPenStyle = new LinePenStyle();
this.connectionPenStyle.EndCap = LineCap.ArrowAnchor;
PasteTool pasteTool = (PasteTool)this.Controller.Tools.Where(t => t.Name == ControllerBase.PasteToolName).FirstOrDefault();
CopyTool copyTool = (CopyTool)this.Controller.Tools.Where(t => t.Name == ControllerBase.CopyToolName).FirstOrDefault();
HeuristicLab.Netron.Controller controller = this.Controller as HeuristicLab.Netron.Controller;
if (controller != null) {
if (pasteTool != null) controller.RemoveTool(pasteTool);
if (copyTool != null) controller.RemoveTool(copyTool);
}
}
/// <summary>
/// The <see cref="IPenStyle"/> used when the ConnectorStyle is
/// 'Simple'.
/// </summary>
/// <returns></returns>
public static IPenStyle GetSimpleConnectorPenStyle() {
LinePenStyle penStyle = new LinePenStyle();
penStyle.DashStyle = DashStyle.Solid;
penStyle.Color = Color.Blue;
return penStyle;
}
// ------------------------------------------------------------------
/// <summary>
/// Initializes the default settings of the connector. Actions
/// performed in the ConnectorBase are:
/// * Sets the default PaintStyle to be
/// 'SolidPaintStyle' with a transparent color.
/// * Sets the default PenStyle to be a LinePenStyle whose color
/// is Transparent and DashStyle is 'Solid'.
/// </summary>
// ------------------------------------------------------------------
protected virtual void InitializeConnector() {
this.mPaintStyle = new SolidPaintStyle(Color.Transparent);
LinePenStyle lineStyle = new LinePenStyle();
lineStyle.Color = Color.Transparent;
lineStyle.DashStyle = DashStyle.Solid;
}
/// <summary>
/// Updates pens and brushes.
/// <remarks>The .Net API allows you to simply set caps but the visual results are less than satisfactory, to say the least. So, there is
/// a hack here (unfortunately) which amounts to use two pen for one connection; one pen for the line and one for the (custom) cap. This is
/// the easiest way to have visible arrow which otherwise is miniaturistic. There is also a custom shift of the caps since the location is sometime
/// inappropriate; the arrow is drawn with the tip at the end of the connection while the diamond or circle caps are drawn with their center at the connection
/// end. So, altogether a lot of tweaking and I really find it regrettable that the out-of-the-box caps are not what they should be (besides some obvious bugs like
/// the 'not implemented' one if you try to fill a custom cap...).
/// </remarks>
/// </summary>
protected override void UpdatePaintingMaterial()
{
base.UpdatePaintingMaterial();
#region Hack
//see the code comments of the LinePenStyle to understand the problem and this hack
if (this.PenStyle is LinePenStyle)
{
LinePenStyle lp = PenStyle as LinePenStyle;
if (lp.StartCap == System.Drawing.Drawing2D.LineCap.NoAnchor)
{
leftPen = null;
}
else
{
if (lp.StartCap == System.Drawing.Drawing2D.LineCap.Custom)
{
//leftPen.StartCap = System.Drawing.Drawing2D.LineCap.Custom;
//AdjustableArrowCap ccap = new AdjustableArrowCap(lp.Width+2, lp.Width+2, true);
//leftPen.CustomStartCap = ccap;
leftPen = new Pen(lp.Color, lp.Width * generalizationration);
leftPen.CustomStartCap = LinePenStyle.GenerallizationCap; //change to something like lp.CustomStartCap if you have more than one custom cap
capsshift = standardsshift;
}
else if (lp.StartCap == LineCap.ArrowAnchor)
{
leftPen = new Pen(lp.Color, lp.Width * capsratio);
leftPen.StartCap = lp.StartCap;
capsshift = arrowshift;
}
else
{
leftPen = new Pen(lp.Color, lp.Width * capsratio);
leftPen.StartCap = lp.StartCap;
capsshift = standardsshift;
}
}
if (lp.EndCap == System.Drawing.Drawing2D.LineCap.NoAnchor)
{
rightPen = null;
}
else
{
if (lp.EndCap == System.Drawing.Drawing2D.LineCap.Custom)
{
//leftPen.StartCap = System.Drawing.Drawing2D.LineCap.Custom;
//AdjustableArrowCap ccap = new AdjustableArrowCap(lp.Width+2, lp.Width+2, true);
//leftPen.CustomStartCap = ccap;
//rightPen = new Pen(lp.Color, lp.Width * generalizationration);
//rightPen.CustomEndCap = lp.CustomEndCap;
//capsshift = standardsshift;
Pen.CustomEndCap = LinePenStyle.GenerallizationCap;
}
else if (lp.EndCap == LineCap.ArrowAnchor)
{
rightPen = new Pen(lp.Color, lp.Width * capsratio);
rightPen.EndCap = lp.EndCap;
capsshift = arrowshift;
}
else
{
rightPen = new Pen(lp.Color, lp.Width * capsratio);
rightPen.EndCap = lp.EndCap;
capsshift = standardsshift;
}
}
}
#endregion
}
private void AddConnection(ShapeBase rootShape, ImageRectangle child, Point point,
DependencyGraphData dGraphData)
{
IConnector rootConnector = null;
IConnector childConnector = null;
if (point.X <= rootShape.X)
{
if (point.Y < rootShape.Y)
{
rootConnector = rootShape.Connectors[0];
childConnector = child.Connectors[2];
}
else if (point.Y < (rootShape.Y + rootShape.Height))
{
rootConnector = rootShape.Connectors[3];
childConnector = child.Connectors[1];
}
else
{
rootConnector = rootShape.Connectors[2];
childConnector = child.Connectors[0];
}
}
else if (point.X > rootShape.X)
{
if (point.Y < rootShape.Y)
{
rootConnector = rootShape.Connectors[0];
childConnector = child.Connectors[2];
}
else if (point.Y < (rootShape.Y + rootShape.Height))
{
rootConnector = rootShape.Connectors[1];
childConnector = child.Connectors[3];
}
else
{
rootConnector = rootShape.Connectors[2];
childConnector = child.Connectors[0];
}
}
var pS = new LinePenStyle {EndCap = LineCap.DiamondAnchor};
if (dGraphData.SelectedType == SelectionType.INTERFACE || dGraphData.SelectedType == SelectionType.ABSTRACT)
{
pS.Color = Color.Chocolate;
pS.Width = 2;
pS.DashStyle = DashStyle.Dash;
}
IConnection conn;
if (dGraphData.Arrow == GraphDataArrow.TO)
{
conn = canvas.AddConnection(rootConnector, childConnector);
}
else
{
conn = canvas.AddConnection(childConnector, rootConnector);
}
conn.PenStyle = pS;
}