private void CreateShapeWithAutoLinePort()
{
NBezierCurveShape shape = new NBezierCurveShape(new NPointF(0, 0), new NPointF(1, 0), new NPointF(1, 2), new NPointF(2, 2));
shape.Name = "Line Port with AutoLine direction";
shape.Bounds = base.GetGridCell(5, 1);
shape.Style.StrokeStyle = new NStrokeStyle(1, Color.FromArgb(68, 90, 108));
shape.CreateShapeElements(ShapeElementsMask.Ports);
NLogicalLinePort port = new NLogicalLinePort(shape.UniqueId, 50);
port.DirectionMode = LogicalLinePortDirectionMode.AutoLine;
shape.Ports.AddChild(port);
document.ActiveLayer.AddChild(shape);
// describe it
NTextShape text = new NTextShape("Line Port with AutoLine direction", base.GetGridCell(5, 2, 0, 1));
document.ActiveLayer.AddChild(text);
}
private void InitDocument()
{
document.Style.TextStyle = new NTextStyle(new Font("Arial", 9), Color.Black);
NGraphTemplate template;
// create rectangular grid template
template = new NRectangularGridTemplate();
template.Origin = new NPointF(10, 23);
template.VerticesShape = BasicShapes.Rectangle;
template.Create(document);
// create tree template
template = new NGenericTreeTemplate();
template.Origin = new NPointF(250, 23);
template.VerticesShape = BasicShapes.Triangle;
template.Create(document);
// create elliptical grid template
template = new NEllipticalGridTemplate();
template.Origin = new NPointF(10, 250);
template.VerticesShape = BasicShapes.Ellipse;
template.Create(document);
// create a shape with a 1D shape which reflexes it
NBasicShapesFactory factory = new NBasicShapesFactory(document);
NShape shape = factory.CreateShape((int)BasicShapes.Rectangle);
shape.Bounds = new NRectangleF(350, 350, 100, 100);
document.ActiveLayer.AddChild(shape);
NBezierCurveShape bezier = new NBezierCurveShape();
bezier.StyleSheetName = NDR.NameConnectorsStyleSheet;
document.ActiveLayer.AddChild(bezier);
bezier.FromShape = shape;
bezier.ToShape = shape;
bezier.Reflex();
}
private void CreateBezierShape(int row, int col)
{
NRectangleF cell = GetGridCell(row, col);
Color color = GetPredefinedColor(4);
// create bezier
NBezierCurveShape bezier = new NBezierCurveShape(cell.Location, new NPointF(cell.Right, cell.Bottom));
// set stroke style
bezier.Style.StrokeStyle = new NStrokeStyle(2, color, LinePattern.Solid);
// set arrowheads style
NArrowheadStyle arrowheadStyle = new NArrowheadStyle(
ArrowheadShape.ManyOptional,
"",
new NSizeL(12, 12),
new NColorFillStyle(color),
new NStrokeStyle(1, Color.Black));
bezier.Style.StartArrowheadStyle = arrowheadStyle;
arrowheadStyle = new NArrowheadStyle(
ArrowheadShape.Many,
"",
new NSizeL(12, 12),
new NColorFillStyle(color),
new NStrokeStyle(1, Color.Black));
bezier.Style.EndArrowheadStyle = arrowheadStyle;
// add to the active layer
document.ActiveLayer.AddChild(bezier);
// add description
cell = GetGridCell(row + 1, col);
NTextShape text = new NTextShape("Bezier curve with solid style and ManyOptional and Many arrowheads", cell);
document.ActiveLayer.AddChild(text);
}
private void randomBezierButton_Click(object sender, System.EventArgs e)
{
// create shape
NPointF start = base.GetRandomPoint(view.Viewport);
NPointF firstControl = base.GetRandomPoint(view.Viewport);
NPointF secondControl = base.GetRandomPoint(view.Viewport);
NPointF end = base.GetRandomPoint(view.Viewport);
NBezierCurveShape shape = null;
try
{
shape = new NBezierCurveShape(start, firstControl, secondControl, end);
}
catch
{
return;
}
// add to active layer
document.ActiveLayer.AddChild(shape);
document.SmartRefreshAllViews();
}
private void InitDocument()
{
document.Style.TextStyle = new NTextStyle(new Font("Arial", 9), Color.Black);
// modify the connectors style sheet
NStyleSheet styleSheet = (document.StyleSheets.GetChildByName(NDR.NameConnectorsStyleSheet, -1) as NStyleSheet);
NTextStyle textStyle = new NTextStyle();
textStyle.BackplaneStyle.Visible = true;
textStyle.BackplaneStyle.StandardFrameStyle.InnerBorderWidth = new NLength(0);
styleSheet.Style.TextStyle = textStyle;
styleSheet.Style.StrokeStyle = new NStrokeStyle(1, Color.Black);
styleSheet.Style.StartArrowheadStyle.StrokeStyle = new NStrokeStyle(1, Color.Black);
styleSheet.Style.EndArrowheadStyle.StrokeStyle = new NStrokeStyle(1, Color.Black);
// create a stylesheet for the 2D Shapes
styleSheet = new NStyleSheet("SHAPE2D");
styleSheet.Style.FillStyle = new NColorFillStyle(Color.PapayaWhip);
document.StyleSheets.AddChild(styleSheet);
// create a stylesheet for the arrows, which inherits from the connectors stylesheet
styleSheet = new NStyleSheet("ARROW", NDR.NameConnectorsStyleSheet);
textStyle = new NTextStyle();
textStyle.FontStyle.InitFromFont(new Font("Arial", 8));
styleSheet.Style.TextStyle = textStyle;
document.StyleSheets.AddChild(styleSheet);
// create shapes
NShape shape1 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(150, 50, 50, 50), "1", "SHAPE2D");
NShape shape2 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(150, 150, 50, 50), "2", "SHAPE2D");
NShape shape3 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(325, 150, 50, 50), "3", "SHAPE2D");
NShape shape4 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(50, 250, 50, 50), "4", "SHAPE2D");
NShape shape5 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(250, 250, 50, 50), "5", "SHAPE2D");
NShape shape6 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(400, 250, 50, 50), "6", "SHAPE2D");
NShape shape7 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(250, 350, 50, 50), "7", "SHAPE2D");
NShape shape8 = base.CreateBasicShape(BasicShapes.Rectangle, new NRectangleF(400, 350, 50, 50), "8", "SHAPE2D");
// create connectors
NLineShape line = new NLineShape();
line.StyleSheetName = NDR.NameConnectorsStyleSheet;
line.Text = "Line";
document.ActiveLayer.AddChild(line);
line.StartPlug.Connect(shape1.Ports.GetChildByName("Bottom", 0) as NPort);
line.EndPlug.Connect(shape2.Ports.GetChildByName("Top", 0) as NPort);
NStep2Connector hv = new NStep2Connector(false);
hv.StyleSheetName = NDR.NameConnectorsStyleSheet;
hv.Text = "HV";
document.ActiveLayer.AddChild(hv);
hv.StartPlug.Connect(shape1.Ports.GetChildByName("Right", 0) as NPort);
hv.EndPlug.Connect(shape3.Ports.GetChildByName("Top", 0) as NPort);
NStep2Connector vh = new NStep2Connector(true);
vh.StyleSheetName = NDR.NameConnectorsStyleSheet;
vh.Text = "VH";
document.ActiveLayer.AddChild(vh);
vh.StartPlug.Connect(shape4.Ports.GetChildByName("Bottom", 0) as NPort);
vh.EndPlug.Connect(shape7.Ports.GetChildByName("Left", 0) as NPort);
NStep3Connector vhv = new NStep3Connector(true, 50, 0, true);
vhv.StyleSheetName = NDR.NameConnectorsStyleSheet;
vhv.Text = "VHV";
document.ActiveLayer.AddChild(vhv);
vhv.StartPlug.Connect(shape2.Ports.GetChildByName("Bottom", 0) as NPort);
vhv.EndPlug.Connect(shape4.Ports.GetChildByName("Top", 0) as NPort);
NStep3Connector hvh = new NStep3Connector(false, 50, 0, true);
hvh.StyleSheetName = NDR.NameConnectorsStyleSheet;
hvh.Text = "HVH";
document.ActiveLayer.AddChild(hvh);
hvh.StartPlug.Connect(shape2.Ports.GetChildByName("Right", 0) as NPort);
hvh.EndPlug.Connect(shape5.Ports.GetChildByName("Left", 0) as NPort);
NArrowShape doubleArrow = new NArrowShape(ArrowType.DoubleArrow, new NPointF(0, 0), new NPointF(1, 1), 10, 45, 30);
doubleArrow.StyleSheetName = "ARROW";
doubleArrow.Text = "Double Arrow";
document.ActiveLayer.AddChild(doubleArrow);
doubleArrow.StartPlug.Connect(shape5.Ports.GetChildByName("Right", 0) as NPort);
doubleArrow.EndPlug.Connect(shape6.Ports.GetChildByName("Left", 0) as NPort);
NArrowShape singleArrow = new NArrowShape(ArrowType.SingleArrow, new NPointF(0, 0), new NPointF(1, 1), 10, 45, 30);
singleArrow.StyleSheetName = "ARROW";
singleArrow.Text = "Single Arrow";
document.ActiveLayer.AddChild(singleArrow);
singleArrow.StartPlug.Connect(shape7.Ports.GetChildByName("Right", 0) as NPort);
singleArrow.EndPlug.Connect(shape8.Ports.GetChildByName("Left", 0) as NPort);
NBezierCurveShape bezier = new NBezierCurveShape();
bezier.StyleSheetName = NDR.NameConnectorsStyleSheet;
bezier.Text = "Bezier";
bezier.StartPlug.Connect(shape6.Ports.GetChildByName("Right", 0) as NPort);
bezier.EndPlug.Connect(shape6.Ports.GetChildByName("Top", 0) as NPort);
bezier.Reflex();
}
private void InitDocument()
{
NDrawingView1.Document.GraphicsSettings.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
NDrawingView1.Document.GraphicsSettings.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
NDrawingView1.Document.GraphicsSettings.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
// set up visual formatting
NDrawingView1.Document.Style.FillStyle = new NColorFillStyle(Color.Linen);
NDrawingView1.Document.BackgroundStyle.FrameStyle.Visible = false;
// create the flowcharting shapes factory
NFlowChartingShapesFactory factory = new NFlowChartingShapesFactory(NDrawingView1.Document);
// modify the connectors style sheet
NStyleSheet styleSheet = (NDrawingView1.Document.StyleSheets.GetChildByName(NDR.NameConnectorsStyleSheet, -1) as NStyleSheet);
NTextStyle textStyle = new NTextStyle();
textStyle.BackplaneStyle.Visible = true;
textStyle.BackplaneStyle.StandardFrameStyle.InnerBorderWidth = new NLength(0);
styleSheet.Style.TextStyle = textStyle;
styleSheet.Style.StrokeStyle = new NStrokeStyle(1, Color.Black);
styleSheet.Style.StartArrowheadStyle.StrokeStyle = new NStrokeStyle(1, Color.Black);
styleSheet.Style.EndArrowheadStyle.StrokeStyle = new NStrokeStyle(1, Color.Black);
// create the begin shape
NShape begin = factory.CreateShape((int)FlowChartingShapes.Termination);
begin.Bounds = new NRectangleF(100, 100, 100, 100);
begin.Text = "BEGIN";
NDrawingView1.Document.ActiveLayer.AddChild(begin);
// create the step1 shape
NShape step1 = factory.CreateShape((int)FlowChartingShapes.Process);
step1.Bounds = new NRectangleF(100, 400, 100, 100);
step1.Text = "STEP1";
NDrawingView1.Document.ActiveLayer.AddChild(step1);
// connect begin and step1 with bezier link
NBezierCurveShape bezier = new NBezierCurveShape();
bezier.StyleSheetName = NDR.NameConnectorsStyleSheet;
bezier.Text = "BEZIER";
bezier.SetPointAt(1, new NPointF(100, 300));
bezier.SetPointAt(2, new NPointF(200, 300));
NDrawingView1.Document.ActiveLayer.AddChild(bezier);
bezier.FromShape = begin;
bezier.ToShape = step1;
// create question1 shape
NShape question1 = factory.CreateShape((int)FlowChartingShapes.Decision);
question1.Bounds = new NRectangleF(300, 400, 100, 100);
question1.Text = "QUESTION1";
NDrawingView1.Document.ActiveLayer.AddChild(question1);
// connect step1 and question1 with line link
NLineShape line = new NLineShape();
line.StyleSheetName = NDR.NameConnectorsStyleSheet;
line.Text = "LINE";
NDrawingView1.Document.ActiveLayer.AddChild(line);
line.FromShape = step1;
line.ToShape = question1;
// create the step2 shape
NShape step2 = factory.CreateShape((int)FlowChartingShapes.Process);
step2.Bounds = new NRectangleF(500, 100, 100, 100);
step2.Text = "STEP2";
NDrawingView1.Document.ActiveLayer.AddChild(step2);
// connect step2 and question1 with HV link
NStep2Connector hv1 = new NStep2Connector(false);
hv1.StyleSheetName = NDR.NameConnectorsStyleSheet;
hv1.Text = "HV1";
NDrawingView1.Document.ActiveLayer.AddChild(hv1);
hv1.FromShape = step2;
hv1.ToShape = question1;
// connect question1 and step2 and with HV link
NStep2Connector hv2 = new NStep2Connector(false);
hv2.StyleSheetName = NDR.NameConnectorsStyleSheet;
hv2.Text = "HV2";
NDrawingView1.Document.ActiveLayer.AddChild(hv2);
hv2.FromShape = question1;
hv2.ToShape = step2;
// create a self loof as bezier on step2
NBezierCurveShape selfLoop = new NBezierCurveShape();
selfLoop.StyleSheetName = NDR.NameConnectorsStyleSheet;
selfLoop.Text = "SELF LOOP";
NDrawingView1.Document.ActiveLayer.AddChild(selfLoop);
selfLoop.FromShape = step2;
selfLoop.ToShape = step2;
selfLoop.Reflex();
// create step3 shape
NShape step3 = factory.CreateShape((int)FlowChartingShapes.Process);
step3.Bounds = new NRectangleF(700, 600, 100, 100);
step3.Text = "STEP3";
NDrawingView1.Document.ActiveLayer.AddChild(step3);
// connect question1 and step3 with an HVH link
NStep3Connector hvh1 = new NStep3Connector(false, 50, 0, true);
hvh1.StyleSheetName = NDR.NameConnectorsStyleSheet;
hvh1.Text = "HVH1";
NDrawingView1.Document.ActiveLayer.AddChild(hvh1);
hvh1.FromShape = question1;
hvh1.ToShape = step3;
// create end shape
NShape end = factory.CreateShape((int)FlowChartingShapes.Termination);
end.Bounds = new NRectangleF(300, 700, 100, 100);
end.Text = "END";
NDrawingView1.Document.ActiveLayer.AddChild(end);
// connect step3 and end with VH link
NStep2Connector vh1 = new NStep2Connector(true);
vh1.StyleSheetName = NDR.NameConnectorsStyleSheet;
vh1.Text = "VH1";
NDrawingView1.Document.ActiveLayer.AddChild(vh1);
vh1.FromShape = step3;
vh1.ToShape = end;
// connect question1 and end with curve link (uses explicit ports)
NRoutableConnector curve = new NRoutableConnector(RoutableConnectorType.DynamicCurve);
curve.StyleSheetName = NDR.NameConnectorsStyleSheet;
curve.Text = "CURVE";
NDrawingView1.Document.ActiveLayer.AddChild(curve);
curve.StartPlug.Connect(question1.Ports.GetChildAt(3) as NPort);
curve.EndPlug.Connect(end.Ports.GetChildAt(1) as NPort);
curve.InsertPoint(1, new NPointF(500, 600));
// set a shadow to the document. Since styles are inheritable all objects will reuse this shadow
NDrawingView1.Document.Style.ShadowStyle = new NShadowStyle(
ShadowType.GaussianBlur,
Color.Gray,
new NPointL(5, 5),
1,
new NLength(3));
// shadows must be displayed behind document content
NDrawingView1.Document.ShadowsZOrder = ShadowsZOrder.BehindDocument;
}
/// <summary>
/// Creates a connector between the ports of the specified shapes
/// </summary>
/// <param name="fromShape"></param>
/// <param name="fromPortName"></param>
/// <param name="toShape"></param>
/// <param name="toPortName"></param>
/// <param name="connectorType"></param>
/// <param name="text"></param>
/// <returns></returns>
public NShape CreateConnector(NShape fromShape, string fromPortName, NShape toShape, string toPortName, ConnectorType connectorType, string text)
{
// check input
if (fromShape == null)
{
throw new ArgumentNullException("fromShape");
}
if (toShape == null)
{
throw new ArgumentNullException("toShape");
}
NPort fromPort = (fromShape.Ports.GetChildByName(fromPortName, 0) as NPort);
if (fromPort == null)
{
throw new ArgumentException("Was not able to find fromPortName in the ports collection of the fromShape", "fromPortName");
}
NPort toPort = (toShape.Ports.GetChildByName(toPortName, 0) as NPort);
if (toPort == null)
{
throw new ArgumentException("Was not able to find toPortName in the ports collection of the toShape", "toPortName");
}
// create the connector
NShape connector = null;
switch (connectorType)
{
case ConnectorType.Line:
connector = new NLineShape();
break;
case ConnectorType.Bezier:
connector = new NBezierCurveShape();
break;
case ConnectorType.SingleArrow:
connector = new NArrowShape(ArrowType.SingleArrow);
break;
case ConnectorType.DoubleArrow:
connector = new NArrowShape(ArrowType.DoubleArrow);
break;
case ConnectorType.SideToTopBottom:
connector = new NStep2Connector(false);
break;
case ConnectorType.TopBottomToSide:
connector = new NStep2Connector(true);
break;
case ConnectorType.SideToSide:
connector = new NStep3Connector(false, 50, 0, true);
break;
case ConnectorType.TopToBottom:
connector = new NStep3Connector(true, 50, 0, true);
break;
case ConnectorType.DynamicHV:
connector = new NRoutableConnector(RoutableConnectorType.DynamicHV);
break;
case ConnectorType.DynamicPolyline:
connector = new NRoutableConnector(RoutableConnectorType.DynamicPolyline);
break;
case ConnectorType.DynamicCurve:
connector = new NRoutableConnector(RoutableConnectorType.DynamicCurve);
break;
default:
Debug.Assert(false, "New graph connector type?");
break;
}
// the connector must be added to the document prior to connecting it
document.ActiveLayer.AddChild(connector);
connector.StartPlug.Connect(fromPort);
connector.EndPlug.Connect(toPort);
connector.Style.TextStyle = (connector.ComposeTextStyle().Clone() as NTextStyle);
connector.Style.TextStyle.Offset = new Nevron.GraphicsCore.NPointL(0, -7);
connector.Text = text;
return(connector);
}
/// <summary>
/// Creates a new connector, which connects the specified shapes
/// </summary>
/// <param name="fromShape"></param>
/// <param name="fromPortName"></param>
/// <param name="toShape"></param>
/// <param name="toPortName"></param>
/// <param name="connectorType"></param>
/// <param name="text"></param>
/// <returns>new 1D shapes</returns>
protected NShape CreateConnector(NShape fromShape, string fromPortName, NShape toShape, string toPortName, ConnectorType connectorType, string text)
{
// check arguments
if (fromShape == null)
{
throw new ArgumentNullException("fromShape");
}
if (toShape == null)
{
throw new ArgumentNullException("toShape");
}
NPort fromPort = (fromShape.Ports.GetChildByName(fromPortName, 0) as NPort);
if (fromPort == null)
{
throw new ArgumentException("Was not able to find fromPortName in the ports collection of the fromShape", "fromPortName");
}
NPort toPort = (toShape.Ports.GetChildByName(toPortName, 0) as NPort);
if (toPort == null)
{
throw new ArgumentException("Was not able to find toPortName in the ports collection of the toShape", "toPortName");
}
// create the connector
NShape connector = null;
switch (connectorType)
{
case ConnectorType.Line:
connector = new NLineShape();
break;
case ConnectorType.Bezier:
connector = new NBezierCurveShape();
break;
case ConnectorType.SingleArrow:
connector = new NArrowShape(ArrowType.SingleArrow);
break;
case ConnectorType.DoubleArrow:
connector = new NArrowShape(ArrowType.DoubleArrow);
break;
case ConnectorType.SideToTopBottom:
connector = new NStep2Connector(false);
break;
case ConnectorType.TopBottomToSide:
connector = new NStep2Connector(true);
break;
case ConnectorType.SideToSide:
connector = new NStep3Connector(false, 50, 0, true);
break;
case ConnectorType.TopToBottom:
connector = new NStep3Connector(true, 50, 0, true);
break;
case ConnectorType.DynamicHV:
connector = new NRoutableConnector(RoutableConnectorType.DynamicHV);
break;
case ConnectorType.DynamicPolyline:
connector = new NRoutableConnector(RoutableConnectorType.DynamicPolyline);
break;
case ConnectorType.DynamicCurve:
connector = new NRoutableConnector(RoutableConnectorType.DynamicCurve);
break;
default:
Debug.Assert(false, "New graph connector type?");
break;
}
// the connector must be added to the document prior to connecting it
DrawingView.Document.ActiveLayer.AddChild(connector);
// change the default label text
connector.Text = text;
// connectors by default inherit styles from the connectors stylesheet
connector.StyleSheetName = NDR.NameConnectorsStyleSheet;
// connect the connector to the specified ports
connector.StartPlug.Connect(fromPort);
connector.EndPlug.Connect(toPort);
// modify the connector text style
connector.Style.TextStyle = (connector.ComposeTextStyle().Clone() as NTextStyle);
connector.Style.TextStyle.Offset = new NPointL(0, -7);
return(connector);
}
