/// <summary>
/// Creates a triangular grid diagram with the specified count of levels
/// </summary>
/// <param name="levels"></param>
private void CreateTriangularGridDiagram(int levels)
{
// clean up the active page
NPage activePage = m_DrawingDocument.Content.ActivePage;
activePage.Items.Clear();
// we will be using basic circle shapes with default size of (30, 30)
NBasicShapeFactory basicShapesFactory = new NBasicShapeFactory();
basicShapesFactory.DefaultSize = new NSize(30, 30);
NConnectorShapeFactory connectorShapesFactory = new NConnectorShapeFactory();
NShape cur = null, prev = null;
NRoutableConnector edge = null;
NList <NShape> curRowShapes = null;
NList <NShape> prevRowShapes = null;
for (int level = 1; level < levels; level++)
{
curRowShapes = new NList <NShape>();
for (int i = 0; i < level; i++)
{
cur = basicShapesFactory.CreateShape(ENBasicShape.Circle);
cur.Geometry.Fill = new NStockGradientFill(ENGradientStyle.Horizontal, ENGradientVariant.Variant3, new NColor(192, 194, 194), new NColor(129, 133, 133));
cur.Geometry.Stroke = new NStroke(1, new NColor(68, 90, 108));
activePage.Items.Add(cur);
// connect with prev
if (i > 0)
{
edge = new NRoutableConnector();
edge.MakeLine();
activePage.Items.Add(edge);
edge.GlueBeginToShape(prev);
edge.GlueEndToShape(cur);
}
// connect with ancestors
if (level > 1)
{
if (i < prevRowShapes.Count)
{
edge = new NRoutableConnector();
edge.MakeLine();
activePage.Items.Add(edge);
edge.GlueBeginToShape(prevRowShapes[i]);
edge.GlueEndToShape(cur);
}
if (i > 0)
{
edge = new NRoutableConnector();
edge.MakeLine();
activePage.Items.Add(edge);
edge.GlueBeginToShape(prevRowShapes[i - 1]);
edge.GlueEndToShape(cur);
}
}
// fix the three corner vertices
if (level == 1 || (level == levels - 1 && (i == 0 || i == level - 1)))
{
NForceDirectedGraphLayout.SetXMoveable(cur, false);
NForceDirectedGraphLayout.SetYMoveable(cur, false);
cur.Geometry.Fill = new NStockGradientFill(ENGradientStyle.Horizontal, ENGradientVariant.Variant3, new NColor(251, 203, 156), new NColor(247, 150, 56));
cur.Geometry.Stroke = new NStroke(1, new NColor(68, 90, 108));
}
curRowShapes.Add(cur);
prev = cur;
}
prevRowShapes = curRowShapes;
}
// send all edges to back
NBatchReorder batchReorder = new NBatchReorder(m_DrawingDocument);
batchReorder.Build(activePage.GetShapes(false, NDiagramFilters.ShapeType1D).CastAll <NDiagramItem>());
batchReorder.SendToBack(activePage);
// arrange the elements
ArrangeDiagram();
}
/// <summary>
/// Creates a random barycenter diagram with the specified settings
/// </summary>
/// <param name="fixedCount">number of fixed vertices (must be larger than 3)</param>
/// <param name="freeCount">number of free vertices</param>
private void CreateRandomBarycenterDiagram(int fixedCount, int freeCount)
{
if (fixedCount < 3)
{
throw new ArgumentException("Needs at least three fixed vertices");
}
// clean up the active page
NPage activePage = m_DrawingDocument.Content.ActivePage;
activePage.Items.Clear();
// we will be using basic circle shapes with default size of (30, 30)
NBasicShapeFactory basicShapesFactory = new NBasicShapeFactory();
basicShapesFactory.DefaultSize = new NSize(30, 30);
NConnectorShapeFactory connectorsShapesFactory = new NConnectorShapeFactory();
// create the fixed vertices
NShape[] fixedShapes = new NShape[fixedCount];
for (int i = 0; i < fixedCount; i++)
{
fixedShapes[i] = basicShapesFactory.CreateShape(ENBasicShape.Circle);
//((NDynamicPort)fixedShapes[i].Ports.GetChildByName("Center", -1)).GlueMode = DynamicPortGlueMode.GlueToLocation;
fixedShapes[i].Geometry.Fill = new NStockGradientFill(ENGradientStyle.Horizontal, ENGradientVariant.Variant3, new NColor(251, 203, 156), new NColor(247, 150, 56));
fixedShapes[i].Geometry.Stroke = new NStroke(1, new NColor(68, 90, 108));
// setting the ForceXMoveable and ForceYMoveable properties to false
// specifies that the layout cannot move the shape in both X and Y directions
NForceDirectedGraphLayout.SetXMoveable(fixedShapes[i], false);
NForceDirectedGraphLayout.SetYMoveable(fixedShapes[i], false);
activePage.Items.AddChild(fixedShapes[i]);
}
// create the free vertices
NShape[] freeShapes = new NShape[freeCount];
for (int i = 0; i < freeCount; i++)
{
freeShapes[i] = basicShapesFactory.CreateShape(ENBasicShape.Circle);
freeShapes[i].Geometry.Fill = new NStockGradientFill(ENGradientStyle.Horizontal, ENGradientVariant.Variant3, new NColor(192, 194, 194), new NColor(129, 133, 133));
freeShapes[i].Geometry.Stroke = new NStroke(1, new NColor(68, 90, 108));
activePage.Items.AddChild(freeShapes[i]);
}
// link the fixed shapes in a circle
for (int i = 0; i < fixedCount; i++)
{
NRoutableConnector connector = new NRoutableConnector();
connector.MakeLine();
activePage.Items.AddChild(connector);
if (i == 0)
{
connector.GlueBeginToShape(fixedShapes[fixedCount - 1]);
connector.GlueEndToShape(fixedShapes[0]);
}
else
{
connector.GlueBeginToShape(fixedShapes[i - 1]);
connector.GlueEndToShape(fixedShapes[i]);
}
}
// link each free shape with two different random fixed shapes
Random rnd = new Random();
for (int i = 0; i < freeCount; i++)
{
int firstFixed = rnd.Next(fixedCount);
int secondFixed = (firstFixed + rnd.Next(fixedCount / 3) + 1) % fixedCount;
// link with first fixed
NRoutableConnector lineShape = new NRoutableConnector();
lineShape.MakeLine();
activePage.Items.AddChild(lineShape);
lineShape.GlueBeginToShape(freeShapes[i]);
lineShape.GlueEndToShape(fixedShapes[firstFixed]);
// link with second fixed
lineShape = new NRoutableConnector();
lineShape.MakeLine();
activePage.Items.AddChild(lineShape);
lineShape.GlueBeginToShape(freeShapes[i]);
lineShape.GlueEndToShape(fixedShapes[secondFixed]);
}
// link each free shape with another free shape
for (int i = 1; i < freeCount; i++)
{
NRoutableConnector connector = new NRoutableConnector();
connector.MakeLine();
activePage.Items.AddChild(connector);
connector.GlueBeginToShape(freeShapes[i - 1]);
connector.GlueEndToShape(freeShapes[i]);
}
// send all edges to back
NBatchReorder batchReorder = new NBatchReorder(m_DrawingDocument);
batchReorder.Build(activePage.GetShapes(false, NDiagramFilters.ShapeType1D).CastAll <NDiagramItem>());
batchReorder.SendToBack(activePage);
// arrange the elements
ArrangeDiagram();
}