protected NCompositeShape CreateState(XmlElement state)
{
string pathPoints = state.Attributes["PathPoints"].Value.ToString();
string pathTypes = state.Attributes["PathTypes"].Value.ToString();
string[] pathPointsStr = pathPoints.Split(' ');
NPointF[] pathPointsF = new NPointF[pathPointsStr.Length];
float scaleX = NDrawingView1.Dimensions.Width;
float scaleY = NDrawingView1.Dimensions.Height;
for (int i = 0; i < pathPointsStr.Length; i++)
{
string[] xyStr = pathPointsStr[i].Split(',');
pathPointsF[i].X = (Single.Parse(xyStr[0])) * scaleX;
pathPointsF[i].Y = (Single.Parse(xyStr[1])) * scaleY;
}
string[] pathTypesStr = pathTypes.Split(' ');
byte[] pathTypesB = new byte[pathTypesStr.Length];
for (int i = 0; i < pathTypesStr.Length; i++)
{
pathTypesB[i] = Byte.Parse(pathTypesStr[i]);
}
NCustomPath path = new NCustomPath(pathPointsF, pathTypesB, PathType.ClosedFigure);
NCompositeShape shape = new NCompositeShape();
shape.Primitives.AddChild(path);
shape.UpdateModelBounds();
return(shape);
}
private void CreateDoubleOpenedArrowShape()
{
NRectangleF modelBounds = new NRectangleF(0, -1, 2, 2);
float fXCenter = modelBounds.X + modelBounds.Width / 2;
float fYCenter = modelBounds.Y + modelBounds.Height / 2;
PointF[] lines = new PointF[3];
GraphicsPath path = new GraphicsPath();
// arrow1
lines[0] = new PointF(fXCenter, modelBounds.Y);
lines[1] = new PointF(modelBounds.X, fYCenter);
lines[2] = new PointF(fXCenter, modelBounds.Bottom);
path.AddLines(lines);
// arrow2
path.StartFigure();
lines[0] = new PointF(modelBounds.Right, modelBounds.Y);
lines[1] = new PointF(fXCenter, fYCenter);
lines[2] = new PointF(modelBounds.Right, modelBounds.Bottom);
path.AddLines(lines);
/// create a custom open figure and name it
NCustomPath strokePath = new NCustomPath(path, PathType.OpenFigure);
strokePath.Name = "Double Opened Arrow";
// add it to the arrowhead shape stencil
document.ArrowheadShapeStencil.AddChild(strokePath);
}
private void CreateStarPointShape()
{
// create the graphics path representing the point shape
NRectangleF modelBounds = new NRectangleF(-1, -1, 2, 2);
GraphicsPath path = new GraphicsPath();
CreateNGramPath(path, modelBounds, 5, -NMath.PIHalf, 0.5f);
// wrap it in a model and name it
NCustomPath customPath = new NCustomPath(path, PathType.ClosedFigure);
customPath.Name = "Star";
// add it to the stencil
document.PointShapeStencil.AddChild(customPath);
}
private void InitDocument()
{
document.Style.StartArrowheadStyle.Shape = ArrowheadShape.None;
document.Style.EndArrowheadStyle.Shape = ArrowheadShape.None;
int row = 0;
int col = 0;
int maxColCount = 5;
int index = 0;
foreach (NPointShape pointShape in document.PointShapeStencil.PredefinedPointShapes)
{
// create the path representing the arrow head shape
NCustomPath path = new NCustomPath((GraphicsPath)pointShape.Path.Clone(), pointShape.Closed? PathType.ClosedFigure: PathType.OpenFigure);
// create a shape to host the path
NCompositeShape shape = new NCompositeShape();
shape.Primitives.AddChild(path);
shape.UpdateModelBounds();
// reposition the shape and add to active layer
shape.Bounds = base.GetGridCell(row, col);
document.ActiveLayer.AddChild(shape);
// describe it
string str = NExamplesHelper.InsertSpacesBeforeUppers(((PointShape)(index + 2)).ToString());
NTextShape text = new NTextShape(str, base.GetGridCell(row + 1, col));
document.ActiveLayer.AddChild(text);
col++;
index++;
if (col > maxColCount)
{
row += 2;
col = 0;
}
}
}
public NExpandCollapseCheck()
{
// base
Primitives.AddChild(new NRectanglePath(-1, -1, 2, 2));
// plus
GraphicsPath path = new GraphicsPath();
path.AddLine(new PointF(-0.5f, 0), new PointF(0.5f, 0));
path.StartFigure();
path.AddLine(new PointF(0, 0.5f), new PointF(0, -0.5f));
NCustomPath customPath = new NCustomPath(path, PathType.OpenFigure);
customPath.Visible = false;
Primitives.AddChild(customPath);
// minus
NLinePath linePath = new NLinePath(-0.5f, 0, 0.5f, 0);
Primitives.AddChild(linePath);
// update the model bounds to fit the primitives
UpdateModelBounds();
// destory all optional shape elements
DestroyShapeElements(ShapeElementsMask.All);
// add interactivity
Style.InteractivityStyle = new NInteractivityStyle(true, string.Empty, "Click to expand/collapse subtree", CursorType.Hand);
linePath.Style = linePath.ComposeStyle();
linePath.Style.InteractivityStyle = new NInteractivityStyle(true, string.Empty, "Click to expand/collapse subtree", CursorType.Hand);
customPath.Style = customPath.ComposeStyle();
customPath.Style.InteractivityStyle = new NInteractivityStyle(true, string.Empty, "Click to expand/collapse subtree", CursorType.Hand);
}
protected NCompositeShape CreateCoffeeCupShape(NPointF location, float scale)
{
NCompositeShape shape = new NCompositeShape();
// create the cup as a polygon path
NPolygonPath cup = new NPolygonPath(new NPointF[] { new NPointF(45, 268),
new NPointF(63, 331),
new NPointF(121, 331),
new NPointF(140, 268) });
shape.Primitives.AddChild(cup);
// create the cup hangle as a closed curve path
NClosedCurvePath handle = new NClosedCurvePath(new NPointF[] { new NPointF(175, 295),
new NPointF(171, 278),
new NPointF(140, 283),
new NPointF(170, 290),
new NPointF(128, 323) }, 1);
NStyle.SetFillStyle(handle, new NColorFillStyle(Color.LightSalmon));
shape.Primitives.AddChild(handle);
// create the steam as a custom filled path
GraphicsPath path = new GraphicsPath();
path.AddBeziers(new PointF[] { new PointF(92, 258),
new PointF(53, 163),
new PointF(145, 160),
new PointF(86, 50),
new PointF(138, 194),
new PointF(45, 145),
new PointF(92, 258) });
path.CloseAllFigures();
NCustomPath steam = new NCustomPath(path, PathType.ClosedFigure);
NStyle.SetFillStyle(steam, new NColorFillStyle(Color.FromArgb(50, 122, 122, 122)));
shape.Primitives.AddChild(steam);
// update the shape model bounds to fit the primitives it contains
shape.UpdateModelBounds();
// create the shape ports
shape.CreateShapeElements(ShapeElementsMask.Ports);
// create dynamic port anchored to the cup center
NDynamicPort dynamicPort = new NDynamicPort(cup.UniqueId, ContentAlignment.MiddleCenter, DynamicPortGlueMode.GlueToContour);
shape.Ports.AddChild(dynamicPort);
// create rotated bounds port anchored to the middle right side of the handle
NRotatedBoundsPort rotatedBoundsPort = new NRotatedBoundsPort(handle.UniqueId, ContentAlignment.MiddleRight);
shape.Ports.AddChild(rotatedBoundsPort);
// apply style to the shape
shape.Style.FillStyle = new NColorFillStyle(Color.LightCoral);
// position it and scale the shape
shape.Location = location;
shape.Width = shape.Width * scale;
shape.Height = shape.Height * scale;
return(shape);
}
