public static void Draw(Canvas canvas, List<LinePoint> points, Brush stroke, bool clear = true)
{
if (clear)
{
canvas.Children.Clear();
}
PathFigureCollection myPathFigureCollection = new PathFigureCollection();
PathGeometry myPathGeometry = new PathGeometry();
foreach (LinePoint p in points)
{
PathFigure myPathFigure = new PathFigure();
myPathFigure.StartPoint = p.StartPoint;
LineSegment myLineSegment = new LineSegment();
myLineSegment.Point = p.EndPoint;
PathSegmentCollection myPathSegmentCollection = new PathSegmentCollection();
myPathSegmentCollection.Add(myLineSegment);
myPathFigure.Segments = myPathSegmentCollection;
myPathFigureCollection.Add(myPathFigure);
}
myPathGeometry.Figures = myPathFigureCollection;
Path myPath = new Path();
myPath.Stroke = stroke == null ? Brushes.Black : stroke;
myPath.StrokeThickness = 1;
myPath.Data = myPathGeometry;
canvas.Children.Add(myPath);
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
var partPath = this.GetTemplateChild("PART_Path") as Path;
if (partPath != null)
{
var pathGeometry = new PathGeometry();
var ellipsePathFigure = new PathFigure() { StartPoint = new Point(0, 20) };
ellipsePathFigure.Segments = new PathSegmentCollection();
ellipsePathFigure.Segments.Add(new ArcSegment()
{
Size = new Size(5.0 / 6.0 * this.Width, 25),
Point = new Point(this.Width, 20),
IsLargeArc = false,
SweepDirection = SweepDirection.Counterclockwise
});
pathGeometry.Figures.Add(ellipsePathFigure);
var linePathFigure = new PathFigure();
linePathFigure.Segments = new PathSegmentCollection();
linePathFigure.Segments.Add(new LineSegment() { Point = new Point(this.Width, 0) });
linePathFigure.Segments.Add(new LineSegment() { Point = new Point(this.Width, 20) });
linePathFigure.Segments.Add(new LineSegment() { Point = new Point(0, 20) });
pathGeometry.Figures.Add(linePathFigure);
partPath.Data = pathGeometry;
}
}
public WpfMultiChart()
{
InitializeComponent();
LoadImages();
//do not show no data label by default
ShowNoDataLabel(false);
dataSeries = new List<TimeSeriesData>();
plotSeries = new TimeSeriesData();
shapeTransform = new MatrixTransform();
chartClip = new PathGeometry();
optimalGridLineSpacing = new Point(100, 50);
adorner = new AdornerCursor2(ChartInteractiveCanvas, shapeTransform);
adorner.CanvasSize = new Size(ChartInteractiveCanvas.ActualWidth, ChartInteractiveCanvas.ActualHeight);
adorner.PanCursorImage = panCursor;
panZoomCalculator = new PanZoomCalculator();
ChartCanvas.SizeChanged += new SizeChangedEventHandler(ChartCanvas_SizeChanged);
ChartCanvas.IsVisibleChanged += new DependencyPropertyChangedEventHandler(ChartCanvas_IsVisibleChanged);
NoDataLabel.MouseMove += new MouseEventHandler(NoDataLabel_MouseMove);
AttachEventsToCanvas(ChartInteractiveCanvas);
ResizeChart();
}
public static XamlMedia.PathGeometry ToXaml(this IEnumerable<LinearRing> linearRings)
{
var pathGeometry = new XamlMedia.PathGeometry();
foreach (var linearRing in linearRings)
pathGeometry.Figures.Add(CreatePathFigure(linearRing));
return pathGeometry;
}
private void AddCircularArcGraph(Point startPoint, Point endPoint, Size size)
{
PathFigure pf = new PathFigure();
pf.StartPoint = new Point(startPoint.X, startPoint.Y);
ArcSegment arcSegment = new ArcSegment();
arcSegment.Point = new Point(endPoint.X, endPoint.Y);
arcSegment.Size = size;
arcSegment.SweepDirection = SweepDirection.Counterclockwise;
PathSegmentCollection psc = new PathSegmentCollection();
psc.Add(arcSegment);
pf.Segments = psc;
PathFigureCollection pfc = new PathFigureCollection();
pfc.Add(pf);
PathGeometry pg = new PathGeometry();
pg.Figures = pfc;
var path = new Path();
path.Stroke = Brushes.Black;
path.StrokeThickness = 1;
path.Data = pg;
path.Fill = Brushes.Orange;
path.Stretch = Stretch.Fill;
var viewportPanel = new ViewportHostPanel();
ViewportPanel.SetViewportBounds(path, new DataRect(0, 0, 50, 50));
viewportPanel.Children.Add(path);
plotter.Children.Add(viewportPanel);
}
/// <summary>
/// Returns a Windows Media Path Geometry from a Rhinocommon Arc
/// </summary>
/// <param name="input">Rhinocommon Arc</param>
/// <returns>System Windows Media Path Geometry</returns>
public static Sm.PathGeometry ToGeometry(this Rg.Arc input)
{
Sm.ArcSegment arc = new Sm.ArcSegment();
Sm.PathFigure figure = new Sm.PathFigure();
Sm.PathGeometry geometry = new Sm.PathGeometry();
Sm.PathFigureCollection figureCollection = new Sm.PathFigureCollection();
Sm.PathSegmentCollection segmentCollection = new Sm.PathSegmentCollection();
figure.StartPoint = input.StartPoint.ToWindowsPoint();
arc.Point = input.EndPoint.ToWindowsPoint();
arc.Size = new Sw.Size(input.Radius, input.Radius);
if (Rg.Vector3d.VectorAngle(input.Plane.Normal, Rg.Vector3d.ZAxis) > 0)
{
arc.SweepDirection = Sm.SweepDirection.Counterclockwise;
}
else
{
arc.SweepDirection = Sm.SweepDirection.Clockwise;
}
arc.IsLargeArc = (input.Angle > Math.PI);
segmentCollection.Add(arc);
figure.Segments = segmentCollection;
figureCollection.Add(figure);
geometry.Figures = figureCollection;
return(geometry);
}
public void StartDrawItem(DesignItem clickedOn, Type createItemType, IDesignPanel panel, System.Windows.Input.MouseEventArgs e)
{
var createdItem = CreateItem(panel.Context, createItemType);
var startPoint = e.GetPosition(clickedOn.View);
var operation = PlacementOperation.TryStartInsertNewComponents(clickedOn,
new DesignItem[] { createdItem },
new Rect[] { new Rect(startPoint.X, startPoint.Y, double.NaN, double.NaN) },
PlacementType.AddItem);
if (operation != null) {
createdItem.Services.Selection.SetSelectedComponents(new DesignItem[] { createdItem });
operation.Commit();
}
createdItem.Properties[Shape.StrokeProperty].SetValue(Brushes.Black);
createdItem.Properties[Shape.StrokeThicknessProperty].SetValue(2d);
createdItem.Properties[Shape.StretchProperty].SetValue(Stretch.None);
var figure = new PathFigure();
var geometry = new PathGeometry();
var geometryDesignItem = createdItem.Services.Component.RegisterComponentForDesigner(geometry);
var figureDesignItem = createdItem.Services.Component.RegisterComponentForDesigner(figure);
createdItem.Properties[Path.DataProperty].SetValue(geometry);
//geometryDesignItem.Properties[PathGeometry.FiguresProperty].CollectionElements.Add(figureDesignItem);
figureDesignItem.Properties[PathFigure.StartPointProperty].SetValue(new Point(0,0));
new DrawPathMouseGesture(figure, createdItem, clickedOn.View, changeGroup, this.ExtendedItem.GetCompleteAppliedTransformationToView()).Start(panel, (MouseButtonEventArgs) e);
}
protected override void OnRender(System.Windows.Media.DrawingContext drawingContext)
{
base.OnRender(drawingContext);
// allows the points to be rendered as an image that can be further manipulated
PathGeometry geometry = new PathGeometry();
this.Siz
// Add all points to the geometry
foreach (Points pointXY in _points)
{
PathFigure figure = new PathFigure();
figure.StartPoint = pointXY.FromPoint;
figure.Segments.Add(new LineSegment(pointXY.ToPoint, true));
geometry.Figures.Add(figure);
}
// Add the first point to close the gap from the graph's end point
// to graph's start point
PathFigure lastFigure = new PathFigure();
lastFigure.StartPoint = _points[_points.Count - 1].FromPoint;
lastFigure.Segments.Add(new LineSegment(_firstPoint, true));
geometry.Figures.Add(lastFigure);
// Create a new drawing and drawing group in order to apply
// a custom drawing effect
GeometryDrawing drawing = new GeometryDrawing(this.Pen.Brush, this.Pen, geometry);
DrawingGroup drawingGroup = new DrawingGroup();
drawingGroup.Children.Add(drawing);
}
/// <summary>
/// Re-generate the path
/// </summary>
public void Draw()
{
if (Points.Count < 2)
{
pathGeometry = null;
}
else
{
PathFigure figure = new PathFigure();
figure.StartPoint = contentObject.SourcePosition; figure.IsFilled = false; figure.IsClosed = false;
#if DEBUG_ON
System.Console.WriteLine("{0} connection drawing lines ", System.DateTime.Now.Millisecond);
foreach (Point p in contentObject.Stops)
{
System.Console.Write("{0} ", p.ToString());
}
#endif
figure.Segments.Add(new PolyLineSegment(contentObject.Stops, true));
PathGeometry geometry = new System.Windows.Media.PathGeometry();
geometry.Figures.Add(figure);
// draw different head for different types
geometry.Figures.Add(DrawHead());
geometry.Freeze(); // improve the performance
pathGeometry = geometry;
if (IsLoaded)
{
InvalidateVisual();
}
}
}
public geometryLine(Canvas cvs)
{
rootPanel = cvs;
//myPathFigure = new PathFigure();
myPathGeometry = new PathGeometry();
//myPathGeometry.Figures.Add(myPathFigure);
myPath = new Path();
myPath.Stroke = Brushes.Blue;
myPath.StrokeThickness = 1;
myPath.Data = myPathGeometry;
rootPanel.Children.Add(myPath);
myPathFigureOld = new PathFigure();
myPathGeometryOld = new PathGeometry();
myPathGeometryOld.Figures.Add(myPathFigureOld);
myPathOld = new Path();
myPathOld.Stroke = Brushes.Blue;
myPathOld.StrokeThickness = 1;
myPathOld.Data = myPathGeometryOld;
rootPanel.Children.Add(myPathOld);
myPathFigureTest = new PathFigure();
myPathGeometry.Figures.Add(myPathFigureTest);
isFirstPoint = true;
}
public void MoveImage(TimeSpan interval, PathGeometry beeFlyHerePath)
{
var storyboard = new Storyboard
{
RepeatBehavior = RepeatBehavior.Forever
};
var moveCircleAnimation = new DoubleAnimationUsingPath
{
PathGeometry = beeFlyHerePath,
Source = PathAnimationSource.X,
Duration = interval
};
Storyboard.SetTarget(moveCircleAnimation, this);
Storyboard.SetTargetProperty(moveCircleAnimation, new PropertyPath("(Canvas.Left)"));
var moveCircleAnimation2 = new DoubleAnimationUsingPath
{
PathGeometry = beeFlyHerePath,
Source = PathAnimationSource.Y,
Duration = interval
};
Storyboard.SetTarget(moveCircleAnimation2, this);
Storyboard.SetTargetProperty(moveCircleAnimation2, new PropertyPath("(Canvas.Top)"));
storyboard.Children.Add(moveCircleAnimation);
storyboard.Children.Add(moveCircleAnimation2);
storyboard.Begin();
}
// Constructor
public SineCurve()
{
polyLineSegment = new PolyLineSegment();
PathFigure = new PathFigure(new Point(), new PathSegment[] { polyLineSegment }, false);
pathGeometry = new PathGeometry(new PathFigure[] { PathFigure });
OnRedrawPropertyChanged(new DependencyPropertyChangedEventArgs());
}
internal static void DrawUnderlyingPolyline(PathGeometry pg, DEdge edge)
{
IEnumerable<WinPoint> points = edge.GeometryEdge.UnderlyingPolyline.Select(p => WinPoint(p));
PathFigure pf = new PathFigure() { IsFilled = false, IsClosed = false, StartPoint = points.First() };
foreach (WinPoint p in points)
{
if (p != points.First())
pf.Segments.Add(new WinLineSegment() { Point = p });
PathFigure circle = new PathFigure() { IsFilled = false, IsClosed = true, StartPoint = new WinPoint(p.X - edge.RadiusOfPolylineCorner, p.Y) };
circle.Segments.Add(
new ArcSegment()
{
Size = new WinSize(edge.RadiusOfPolylineCorner, edge.RadiusOfPolylineCorner),
SweepDirection = SweepDirection.Clockwise,
Point = new WinPoint(p.X + edge.RadiusOfPolylineCorner, p.Y)
});
circle.Segments.Add(
new ArcSegment()
{
Size = new WinSize(edge.RadiusOfPolylineCorner, edge.RadiusOfPolylineCorner),
SweepDirection = SweepDirection.Clockwise,
Point = new WinPoint(p.X - edge.RadiusOfPolylineCorner, p.Y)
});
pg.Figures.Add(circle);
}
pg.Figures.Add(pf);
}
private void SetPlayShape()
{
play.Children.Clear ();
Path p = new Path();
PathGeometry geometry = new PathGeometry ();
PathFigure f = new PathFigure ();
f.Segments = new PathSegmentCollection ();
p.Data = geometry;
p.Fill = new SolidColorBrush(Colors.Red);
p.Stroke = new SolidColorBrush(Colors.Black);
geometry.Figures = new PathFigureCollection ();
geometry.Figures.Add(f);
LineSegment m = new LineSegment();
m.Point = new Point(3, 2);
f.Segments.Add(m);
m = new LineSegment();
m.Point = new Point(14, 8.5);
f.Segments.Add(m);
m = new LineSegment();
m.Point = new Point(3, 15);
f.Segments.Add(m);
m = new LineSegment();
m.Point = new Point(3, 2);
f.Segments.Add(m);
play.Children.Add(p);
}
public Superposition()
{
InitializeComponent();
PathGeometry pathGeometry = new PathGeometry();
PathFigure pathFigure = new PathFigure();
pathFigure.StartPoint = new Point(0,0);
PathSegmentCollection pathSegmentCollection = new PathSegmentCollection();
int maxHeight = (int)this.Height;
int maxWidth = (int)this.Width;
Random rand = new Random();
for (int i = 0; i < 500; i++)
{
LineSegment newSegment = new LineSegment();
newSegment.Point = new Point(rand.Next(0, maxWidth), rand.Next(0, maxHeight));
pathSegmentCollection.Add(newSegment);
}
pathFigure.Segments = pathSegmentCollection;
pathGeometry.Figures.Add(pathFigure);
pathBackground.Data = pathGeometry;
}
// Create the pen and triangle in a static constructor and freeze them to improve performance.
static InsertionAdorner()
{
pen = new Pen
{
Brush = Brushes.Gray,
Thickness = 2
};
pen.Freeze();
LineSegment firstLine = new LineSegment(new Point(0, -5), false);
firstLine.Freeze();
LineSegment secondLine = new LineSegment(new Point(0, 5), false);
secondLine.Freeze();
PathFigure figure = new PathFigure
{
StartPoint = new Point(5, 0)
};
figure.Segments.Add(firstLine);
figure.Segments.Add(secondLine);
figure.Freeze();
triangle = new PathGeometry();
triangle.Figures.Add(figure);
triangle.Freeze();
}
protected override Geometry GetOrCreateConnectorGeometry(Size renderSize)
{
var ellipse = Ellipse.CreateFromSize(renderSize);
this.SetCurrentValue(EllipseProperty, ellipse);
if (ellipse.IsZero)
{
return Geometry.Empty;
}
var direction = this.ConnectorOffset;
var ip = ellipse.PointOnCircumference(direction);
var vertexPoint = ip + this.ConnectorOffset;
var ray = new Ray(vertexPoint, this.ConnectorOffset.Negated());
var p1 = ConnectorPoint.Find(ray, this.ConnectorAngle / 2, this.StrokeThickness, ellipse);
var p2 = ConnectorPoint.Find(ray, -this.ConnectorAngle / 2, this.StrokeThickness, ellipse);
this.SetCurrentValue(ConnectorVertexPointProperty, vertexPoint);
this.SetCurrentValue(ConnectorPoint1Property, p1);
this.SetCurrentValue(ConnectorPoint2Property, p2);
if (this.ConnectorGeometry is PathGeometry)
{
return this.ConnectorGeometry;
}
var figure = this.CreatePathFigureStartingAt(ConnectorPoint1Property);
figure.Segments.Add(this.CreateLineSegmentTo(ConnectorVertexPointProperty));
figure.Segments.Add(this.CreateLineSegmentTo(ConnectorPoint2Property));
var geometry = new PathGeometry();
geometry.Figures.Add(figure);
return geometry;
}
/// <summary>
/// Main back conversion routine - converts PathGeometry object to its string equivalent
/// </summary>
/// <param name="geometry">Path Geometry object</param>
/// <returns>String equivalent to PathGeometry contents</returns>
public string ConvertBack(PathGeometry geometry)
{
if (null == geometry)
throw new ArgumentException("Path Geometry cannot be null!");
return parseBack(geometry);
}
private void DrawFormattedText(DpiScaleInfo dpiInfo)
{
FormattedText formattedText = new FormattedText(
"FABLE",
new System.Globalization.CultureInfo("en-US"),
FlowDirection.LeftToRight,
new Typeface(
new System.Windows.Media.FontFamily("Segoe UI"),
FontStyles.Normal,
FontWeights.Bold,
FontStretches.Normal),
120,
System.Windows.Media.Brushes.Red,
dpiInfo.PixelsPerDip);
// Build a geometry out of the text.
Geometry geometry = new PathGeometry();
geometry = formattedText.BuildGeometry(new System.Windows.Point(0, 0));
// Adjust the geometry to fit the aspect ration of the video by scaling it.
ScaleTransform myScaleTransform = new ScaleTransform();
myScaleTransform.ScaleX = .85;
myScaleTransform.ScaleY = 2.0;
geometry.Transform = myScaleTransform;
// Flatten the geometry and create a PathGeometry out of it.
PathGeometry pathGeometry = new PathGeometry();
pathGeometry = geometry.GetFlattenedPathGeometry();
// Use the PathGeometry for the empty placeholder Path element in XAML.
path.Data = pathGeometry;
// Use the PathGeometry for the animated ball that follows the path of the text outline.
matrixAnimation.PathGeometry = pathGeometry;
}
//private WpfPoint _lastPoint;
//internal void AddToRing(WpfPoint p, ref GraphicsPath ringPath)
//{
// if (ringPath == null)
// {
// ringPath = new GraphicsPath(FillMode.Alternate);
// ringPath.StartFigure();
// }
// else
// {
// ringPath.AddLine(_lastPoint, p);
// }
// _lastPoint = p;
//}
//internal void EndRing(GraphicsPath ringPath)
//{
// ringPath.CloseFigure();
// if (Path == null)
// Path = ringPath;
// else
// Path.AddPath(ringPath, false);
//}
///<summary>
/// Adds a <see cref="PathFigure"/> representing a polygon ring
/// having the given coordinate sequence to the supplied <see cref="pathGeometry"/>
///</summary>
///<param name="pathGeometry">The path geometry.</param>
///<param name="coordinates">A coordinate sequence</param>
///<returns>The path for the coordinate sequence</returns>
private static void AddRing(PathGeometry pathGeometry, Coordinate[] coordinates)
{
if (coordinates.Length <= 0)
return;
var figure = new PathFigure(ToPoint(coordinates[0]), ToPathSegments(coordinates), true);
pathGeometry.Figures.Add(figure);
}
public Triangle()
{
InitializeComponent();
l1 = new LineSegment();
l2 = new LineSegment();
f = new PathFigure();
f.Segments.Add(l1);
f.Segments.Add(l2);
f.IsClosed = true;
PathGeometry g = new PathGeometry();
g.Figures.Add(f);
Path p = new Path();
this.SetBinding(FillProperty, new Binding("Fill") { Source = p, Mode = BindingMode.TwoWay });
this.SetBinding(StrokeProperty, new Binding("Stroke") { Source = p, Mode = BindingMode.TwoWay });
this.SetBinding(StrokeThicknessProperty, new Binding("StrokeThickness") { Source = p, Mode = BindingMode.TwoWay });
p.Data = g;
this.Fill = new SolidColorBrush(Colors.White);
this.Stroke = new SolidColorBrush(Colors.Black);
this.LayoutRoot.Children.Add(p);
}
/// <summary>
/// Create the animation and add it to the master timeline
/// </summary>
protected override void CreateAnimation()
{
var geometry = new PathGeometry();
geometry.AddGeometry(Geometry.Parse("M 10,100 C 10,300 300,-200 300,100"));
var animationX = new DoubleAnimationUsingPath
{
PathGeometry = geometry,
Duration = new Duration(this.AnimationConfiguration.Duration),
Source = PathAnimationSource.X
};
var animationY = new DoubleAnimationUsingPath
{
PathGeometry = geometry,
Duration = new Duration(this.AnimationConfiguration.Duration),
Source = PathAnimationSource.Y
};
Storyboard.SetTargetProperty(animationX, new PropertyPath(Canvas.LeftProperty));
Storyboard.SetTargetProperty(animationY, new PropertyPath(Canvas.TopProperty));
animationX.Freeze();
animationY.Freeze();
this.MasterStoryboard.Children.Add(animationX);
this.MasterStoryboard.Children.Add(animationY);
}
private void RenderPolygon(DrawingContext drawingContext)
{
var fillBrush = Brushes.LawnGreen;
var borderPen = new Pen(Brushes.Black,1.0);
PathFigure myPathFigure = new PathFigure();
myPathFigure.StartPoint = maxPoints[0];
//PolyLineSegment seg = new PolyLineSegment(
PathSegmentCollection myPathSegmentCollection = new PathSegmentCollection();
for (int i = 1; i < maxPoints.Count; i++)
{
myPathSegmentCollection.Add(new LineSegment(maxPoints[i], true));
}
for (int i = minPoints.Count - 1; i >= 0; i--)
{
myPathSegmentCollection.Add(new LineSegment(minPoints[i], true));
}
myPathFigure.Segments = myPathSegmentCollection;
PathGeometry myPathGeometry = new PathGeometry();
myPathGeometry.Figures.Add(myPathFigure);
drawingContext.DrawGeometry(fillBrush, borderPen, myPathGeometry);
}
public static void AddGeometries(WpfHexView hexView, Collection<VSTF.TextBounds> textBounds, bool isLineGeometry, bool clipToViewport, Thickness padding, double minWidth, ref PathGeometry geo, ref bool createOutlinedPath) {
foreach (var bounds in textBounds) {
double left = bounds.Left - padding.Left;
double right = bounds.Right + padding.Right;
double top, bottom;
if (isLineGeometry) {
top = bounds.Top - padding.Top;
bottom = bounds.Bottom + padding.Bottom;
}
else {
top = bounds.TextTop - padding.Top;
bottom = bounds.TextBottom + padding.Bottom;
}
if (right - left < minWidth)
right = left + minWidth;
if (clipToViewport) {
left = Math.Max(left, hexView.ViewportLeft);
right = Math.Min(right, hexView.ViewportRight);
}
if (right <= left || bottom <= top)
continue;
const double MAX_HEIGHT = 1000000;
const double MAX_WIDTH = 1000000;
double width = Math.Min(right - left, MAX_WIDTH);
double height = Math.Min(bottom - top, MAX_HEIGHT);
if (geo == null)
geo = new PathGeometry { FillRule = FillRule.Nonzero };
else
createOutlinedPath = true;
geo.AddGeometry(new RectangleGeometry(new Rect(left, top, width, height)));
}
}
private void AddShape(WpfPathGeometry sgc, IGeometryCollection gc)
{
foreach (IGeometry geometry in gc.Geometries)
{
AddShape(sgc, geometry);
}
}
internal static PathGeometry GetPathGeometry(ConnectorInfo source, ConnectorInfo sink)
{
var rectSource = GetRectWithMargin(source, 0);
var rectSink = GetRectWithMargin(sink, 13);
var startPoint = GetOffsetPoint(source, rectSource);
var endPoint = GetOffsetPoint(sink, rectSink);
var midpoint = CalculateMidpoint(startPoint, new Point(endPoint.X, startPoint.Y));
var distance = CalculateDistance(startPoint, midpoint);
var p1 = CalculateEndpoint(startPoint, distance, GetAngel(source.Orientation));
var p2 = CalculateEndpoint(endPoint, distance, GetAngel(sink.Orientation));
var p3 = endPoint;
var geometry = new PathGeometry();
var pathFigure = new PathFigure();
pathFigure.StartPoint = startPoint;
geometry.Figures.Add(pathFigure);
var bs = new BezierSegment(p1, p2, p3, true);
pathFigure.Segments.Add(bs);
return geometry;
}
/// <summary>
/// 页面加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Page_Loaded(object sender, RoutedEventArgs e)
{
IsVirtualMark = new SolidColorBrush(Properties.Settings.Default.MarkVirtualColor);
NotVirtualMark = new SolidColorBrush(Properties.Settings.Default.MarkNotColor);
MarkDiameter = Properties.Settings.Default.MarkDiameter;
RouteColor = new SolidColorBrush(Properties.Settings.Default.RouteColor);
EVirtualMark.Fill = IsVirtualMark;
ENotVirtualMark.Fill = NotVirtualMark;
RecRoute.Fill = RouteColor;
// Create the animation path.
path = new Path();
path.Stroke = RouteColor;
path.StrokeThickness = 3;
animationPath = new PathGeometry();
pFigure = new PathFigure();
route = new PolyLineSegment();
path.Data = animationPath;
pFigure.Segments.Add(route);
animationPath.Figures.Add(pFigure);
MapInit();
//修改日期：2013-12-1
//修改日期：2013-12-30
BindWorkLineCombox();
BindLineCombox(cbRoute_WorkLine.Text.Trim());
LoadAllMark();
}
public static m.PathGeometry ScalingPathGeometryOld(m.PathGeometry toDownsize, double scaling)
{
toDownsize = toDownsize.GetFlattenedPathGeometry(1, m.ToleranceType.Absolute);
m.PathGeometry toReturn = new m.PathGeometry();
foreach (m.PathFigure olfPf in toDownsize.Figures)
{
m.PathFigure newPf = new m.PathFigure();
Point newStartPoint = olfPf.StartPoint;
newStartPoint.X *= scaling;
newStartPoint.Y *= scaling;
newPf.StartPoint = newStartPoint;
foreach (m.PathSegment oldPs in olfPf.Segments)
{
m.PathSegment newPs = new m.PolyLineSegment();
foreach (Point point in ((m.PolyLineSegment)oldPs).Points)
{
Point tmp = point;
tmp.X *= scaling;
tmp.Y *= scaling;
((m.PolyLineSegment)newPs).Points.Add(tmp);
}
newPf.Segments.Add(newPs);
}
toReturn.Figures.Add(newPf);
}
return(toReturn);
}
/* 将相邻两点连线
protected override void OnRender(DrawingContext dc)
{
if (InternalChildren.Count < 2)
{
base.OnRender(dc);
return;
}
Point? StartPoint = null;
Point? EndPoint = null;
for (int index = 0; index < InternalChildren.Count; index++)
{
UIElement CurChhild = this.Children[index];
Vector CurV = VisualTreeHelper.GetOffset(CurChhild);
if (index == 0)
StartPoint = new Point(CurV.X + CurChhild.RenderSize.Width / 2, CurV.Y + CurChhild.RenderSize.Height / 2);
else
EndPoint = new Point(CurV.X + CurChhild.RenderSize.Width / 2, CurV.Y + CurChhild.RenderSize.Height / 2);
if (StartPoint != null && EndPoint != null)
{
dc.DrawLine(new Pen(LineBrush, 1.0), StartPoint.Value, EndPoint.Value);
StartPoint = EndPoint;
}
}
}
*/
// 由LineSegment连接相邻两点并最终构成Path
protected override void OnRender(DrawingContext dc)
{
if (InternalChildren.Count < 2)
{
base.OnRender(dc);
return;
}
PathSegmentCollection segmentCollection = new PathSegmentCollection();
PathFigure pathFigure = new PathFigure() { Segments = segmentCollection };
for (int index = 0; index < InternalChildren.Count; index++)
{
UIElement CurChhild = this.Children[index];
Vector CurV = VisualTreeHelper.GetOffset(CurChhild);
if (index == 0)
pathFigure.StartPoint = new Point(CurV.X + CurChhild.RenderSize.Width / 2, CurV.Y + CurChhild.RenderSize.Height / 2);
else
segmentCollection.Add(new LineSegment() { Point = new Point(CurV.X + CurChhild.RenderSize.Width / 2, CurV.Y + CurChhild.RenderSize.Height / 2) });
}
PathGeometry pathGeometry = new PathGeometry() { Figures = new PathFigureCollection() { pathFigure } };
dc.DrawGeometry(Brushes.Transparent, new Pen(LineBrush, 1.0), pathGeometry);
}
public BeautyFont(PathGeometry pathGeometry)
{
this._pathGeometry = pathGeometry;
_pathGeometry.Figures.Clear();
apt[0] = new Point[]{new Point(3,2),new Point(39,2),
new Point(31,10),new Point(11,10)
};
apt[1] = new Point[]{new Point(2,3),new Point(10,11),
new Point(10,31),new Point(2,35)
};
apt[2] = new Point[]{new Point(40,3),new Point(40,35),
new Point(32,31),new Point(32,11)
};
apt[3] = new Point[]{new Point(3,36),new Point(11,32),
new Point(31,32),new Point(39,36),
new Point(31,40),new Point(11,40)
};
apt[4] = new Point[]{new Point(2,37),new Point(10,41),
new Point(10,61),new Point(2,69)
};
apt[5] = new Point[]{new Point(40,37),new Point(40,69),
new Point(32,61),new Point(32,41)
};
apt[6] = new Point[]{new Point(11,62),new Point(31,62),
new Point(39,70),new Point(3,70)
};
}
public static m.PathGeometry CloseAllPathGeometries(m.PathGeometry toClose)
{
toClose = toClose.GetFlattenedPathGeometry(1, m.ToleranceType.Absolute);
m.PathGeometry toReturn = new m.PathGeometry();
foreach (m.PathFigure oldPf in toClose.Figures)
{
m.PathFigure newPf = new m.PathFigure {
StartPoint = oldPf.StartPoint
};
foreach (m.PathSegment oldPs in oldPf.Segments)
{
m.PathSegment newPs = new m.PolyLineSegment();
foreach (Point point in ((m.PolyLineSegment)oldPs).Points)
{
((m.PolyLineSegment)newPs).Points.Add(point);
}
((m.PolyLineSegment)newPs).Points.Add(((m.PolyLineSegment)newPs).Points[0]);
newPf.Segments.Add(newPs);
}
toReturn.Figures.Add(newPf);
}
return(toReturn);
}
void Click_ConvertToFigures(object sender, System.Windows.RoutedEventArgs e)
{
var path = this.designItem.Component as Path;
if (path.Data is StreamGeometry) {
var sg = path.Data as StreamGeometry;
var pg = sg.GetFlattenedPathGeometry();
// foreach (var g in parts) {
//
// }
var pgDes = designItem.Services.Component.RegisterComponentForDesigner(pg);
designItem.Properties[Path.DataProperty].SetValue(pgDes);
}
else if (path.Data is PathGeometry) {
var pg = path.Data as PathGeometry;
var figs = pg.Figures;
var newPg = new PathGeometry();
var newPgDes = designItem.Services.Component.RegisterComponentForDesigner(newPg);
foreach (var fig in figs) {
newPgDes.Properties[PathGeometry.FiguresProperty].CollectionElements.Add(FigureToDesignItem(fig));
}
designItem.Properties[Path.DataProperty].SetValue(newPg);
}
}
internal void DrawBezier(double thickness, Color color, Point startPoint, Point controlPoint, Point endPoint)
{
PathFigure myPathFigure = new PathFigure();
myPathFigure.StartPoint = startPoint;
BezierSegment myBezierSegment = new BezierSegment(startPoint, endPoint, controlPoint, true);
PathSegmentCollection myPathSegmentCollection = new PathSegmentCollection();
myPathSegmentCollection.Add(myBezierSegment);
myPathFigure.Segments = myPathSegmentCollection;
PathFigureCollection myPathFigureCollection = new PathFigureCollection();
myPathFigureCollection.Add(myPathFigure);
PathGeometry myPathGeometry = new PathGeometry();
myPathGeometry.Figures = myPathFigureCollection;
DrawingContext drawingContext = drawingVisual.RenderOpen();
mySolidColorBrush.Color = color;
//ApplyColortool(color.A);
pen.Brush = mySolidColorBrush;
pen.Thickness = thickness;
drawingContext.DrawGeometry(null, pen, myPathGeometry);
drawingContext.Close();
image.Render(drawingVisual);
}
private void AddShape(WpfPathGeometry pathGeometry, IGeometry geometry)
{
if (geometry is IPolygon)
{
AddShape(pathGeometry, (IPolygon)geometry);
}
else if (geometry is ILinearRing)
{
AddShape(pathGeometry, (ILinearRing)geometry);
}
else if (geometry is ILineString)
{
AddShape(pathGeometry, (ILineString)geometry);
}
else if (geometry is IPoint)
{
AddShape(pathGeometry, (IPoint)geometry);
}
else if (geometry is IGeometryCollection)
{
AddShape(pathGeometry, (IGeometryCollection)geometry);
}
else
{
throw new ArgumentException(
"Unrecognized Geometry class: " + geometry.GetType());
}
}
/// <summary>
/// 通过点的集合获取三次贝赛尔曲线
/// </summary>
/// <param name="points"></param>
/// <returns></returns>
private SystemMedia.PathGeometry GetCurveGeometry(IEnumerable <Vector2D> points)
{
if (points == null)
{
throw new ArgumentNullException(nameof(points));
}
var screenPoints = points.Select(x => ConvertVectorToScreenPoint(x)).ToArray();
var bezier = new SystemMedia.PolyBezierSegment(screenPoints, true);
var pathFigure = new SystemMedia.PathFigure();
var pathGeometry = new SystemMedia.PathGeometry();
pathFigure.Segments.Add(bezier);
pathGeometry.Figures.Add(pathFigure);
if (screenPoints.Length >= 1)
{
pathFigure.StartPoint = screenPoints[0];
//因为此处使用的三次贝塞尔曲线要求点的数量为3的倍数,所以在未能正处情况下,重复最后一项至下一个三的倍数;
var repeatCount = (3 - (screenPoints.Length % 3)) % 3;
var lastScreenPoint = screenPoints[screenPoints.Length - 1];
for (int i = 0; i < repeatCount; i++)
{
bezier.Points.Add(lastScreenPoint);
}
}
return(pathGeometry);
}
public static m.PathGeometry InvertHorizontally(m.PathGeometry toInvert, double maxHeight)
{
toInvert = toInvert.GetFlattenedPathGeometry(1, m.ToleranceType.Absolute);
m.PathGeometry toReturn = new m.PathGeometry();
foreach (m.PathFigure oldPf in toInvert.Figures)
{
m.PathFigure newPf = new m.PathFigure();
Point newStartPoint = oldPf.StartPoint;
newStartPoint.Y = maxHeight - newStartPoint.Y;
newStartPoint.X = newStartPoint.X;
newPf.StartPoint = newStartPoint;
foreach (m.PathSegment oldPs in oldPf.Segments)
{
m.PathSegment newPs = new m.PolyLineSegment();
foreach (Point point in ((m.PolyLineSegment)oldPs).Points)
{
Point tmp = point;
tmp.Y = maxHeight - tmp.Y;
((m.PolyLineSegment)newPs).Points.Add(tmp);
}
newPf.Segments.Add(newPs);
}
toReturn.Figures.Add(newPf);
}
return(toReturn);
}
public Geometry GetShapeGeometry()
{
PathFigure outer = new PathFigure();
outer.IsClosed = true;
outer.StartPoint = new Point(0, 2.5);
outer.Segments.Add(new LineSegment() { Point = new Point(2.5, 0) });
outer.Segments.Add(new LineSegment() { Point = new Point(5, 2.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(7.5, 0) });
outer.Segments.Add(new LineSegment() { Point = new Point(10, 2.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(9, 3.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(7.5, 2) });
outer.Segments.Add(new LineSegment() { Point = new Point(6, 3.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(8.5, 6) });
outer.Segments.Add(new LineSegment() { Point = new Point(5, 9.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(1.5, 6) });
outer.Segments.Add(new LineSegment() { Point = new Point(4, 3.5) });
outer.Segments.Add(new LineSegment() { Point = new Point(2.5, 2) });
outer.Segments.Add(new LineSegment() { Point = new Point(1, 3.5) });
PathFigure inner = new PathFigure();
inner.StartPoint = new Point(3.5, 6);
inner.IsClosed = true;
inner.Segments.Add(new LineSegment() { Point = new Point(5, 7.5) });
inner.Segments.Add(new LineSegment() { Point = new Point(6.5, 6) });
inner.Segments.Add(new LineSegment() { Point = new Point(5, 4.5) });
PathGeometry logoGeometry = new PathGeometry();
logoGeometry.Figures.Add(inner);
logoGeometry.Figures.Add(outer);
return logoGeometry;
}
private void Button_Click(object sender, RoutedEventArgs e)
{
PathGeometry oldPathGeometry = currentPathGeometry;
currentPath.Data = currentPathGeometry = new PathGeometry();
if (timer == null)
{
int index = 0;
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(8);
timer.Tick += delegate
{
var nextPoint = GetNextPoint(oldPathGeometry, index);
if (nextPoint != null)
{
AddNewPosition(nextPoint.Item1, nextPoint.Item2);
}
else
{
timer.Stop();
timer = null;
}
index++;
};
timer.Start();
}
}
/// <summary>
/// Draw WPF path constructor
/// </summary>
/// <param name="MediaPath">System.Windows.Media path geometry</param>
/// <param name="PathYAxis">Y Axix direction</param>
public DrawWPFPath
(
SysMedia.PathGeometry MediaPath,
YAxisDirection PathYAxis
)
{
// save media path
this.MediaPath = MediaPath;
// save path rectangle and y axis direction
PathBBoxX = MediaPath.Bounds.X;
PathBBoxY = MediaPath.Bounds.Y;
PathBBoxWidth = MediaPath.Bounds.Width;
PathBBoxHeight = MediaPath.Bounds.Height;
this.PathYAxis = PathYAxis;
// test arguments
if (PathBBoxWidth == 0 && PathBBoxHeight == 0)
{
throw new ApplicationException("DrawWPFPath: Path bounding box is empty");
}
// initialization values
FillRule = MediaPath.FillRule == SysMedia.FillRule.EvenOdd ? FillRule.EvenOdd : FillRule.NonZero;
BlendMode = BlendMode.Normal;
BrushOpacity = 1.0;
PenOpacity = 1.0;
PenWidth = -1;
LineCap = (PdfLineCap)(-1);
LineJoin = (PdfLineJoin)(-1);
MiterLimit = -1;
return;
}
public static IEnumerable <List <drawing.Point> > GeometryToListListPointsDrawing(m.Geometry toConvert, double resolution = 20, bool flattening = false)
{
m.PathGeometry allPointsContainer = GeometryToPathGeometry(toConvert, resolution, flattening);
List <List <drawing.Point> > allPoints = new List <List <drawing.Point> >();
foreach (m.PathFigure figures in allPointsContainer.Figures)
{
List <drawing.Point> allSegmentPoints = new List <drawing.Point>();
foreach (m.PathSegment segment in figures.Segments)
{
foreach (Point point in ((m.PolyLineSegment)segment).Points)
{
int x = Convert.ToInt32(Math.Round(point.X));
int y = Convert.ToInt32(Math.Round(point.Y));
drawing.Point np = new drawing.Point(x, y);
allSegmentPoints.Add(np);
}
Point tmp = ((m.PolyLineSegment)segment).Points[0];
//allSegmentPoints.Add(tmp); // fügt startpunkt hinzu damit der kreis geschlossen ist
}
allPoints.Add(allSegmentPoints);
}
return(allPoints);
}
public static XamlMedia.Geometry ToXaml(this LineString lineString)
{
var pathGeometry = new XamlMedia.PathGeometry();
pathGeometry.Figures.Add(CreatePathFigure(lineString));
return(pathGeometry);
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.MainGrid = ((System.Windows.Controls.Grid)(target));
return;
case 2:
this.Out = ((System.Windows.Controls.Label)(target));
return;
case 3:
this.Out1 = ((System.Windows.Controls.Label)(target));
return;
case 4:
this.MainPath = ((System.Windows.Shapes.Path)(target));
return;
case 5:
this.PerformaceStartPoint1 = ((System.Windows.Media.PathGeometry)(target));
return;
case 6:
this.PerformaceStartPoint = ((System.Windows.Media.PathFigure)(target));
return;
}
this._contentLoaded = true;
}
public static void UserDrawRoutesWPF(Route Route, DrawingContext dc, System.Windows.Media.Color color)
{
System.Windows.Point[] m_ScreenPnts = null;
int PixelX = 0;
int PixelY = 0;
if (Route == null)
{
return;
}
if (Route.Points.Count() == 0)
{
return;
}
System.Windows.Media.SolidColorBrush curBrush = new System.Windows.Media.SolidColorBrush();
curBrush.Color = color;// System.Windows.Media.Colors.Gold;
System.Windows.Media.Pen pen = new System.Windows.Media.Pen(curBrush, 3);
// m_ScreenPnts = new System.Windows.Point[Route.arr_legs.Length + 1];
m_ScreenPnts = new System.Windows.Point[Route.Points.Count()];
//VMMainViewModel.Instance.ConvertCoordGroundToPixel(Route.arr_legs[0].FromLongn, Route.arr_legs[0].FromLatn, ref PixelX, ref PixelY);
//m_ScreenPnts[0].X = PixelX;
//m_ScreenPnts[0].Y = PixelY;
for (int i = 0; i < Route.Points.Count(); i++)
{
//VMMainViewModel.Instance.ConvertCoordGroundToPixel(Route.arr_legs[i].ToLongn, Route.arr_legs[i].ToLatn, ref PixelX, ref PixelY);
//m_ScreenPnts[i + 1].X = PixelX;
//m_ScreenPnts[i + 1].Y = PixelY;
VMMainViewModel.Instance.ConvertCoordGroundToPixel(Route.Points[i].X, Route.Points[i].Y, ref PixelX, ref PixelY);
m_ScreenPnts[i].X = PixelX;
m_ScreenPnts[i].Y = PixelY;
}
System.Windows.Media.PathGeometry PathGmtr = new System.Windows.Media.PathGeometry();
System.Windows.Media.PathFigure pathFigure = new System.Windows.Media.PathFigure();
System.Windows.Media.PolyLineSegment myPolyLineSegment = new System.Windows.Media.PolyLineSegment();
System.Windows.Media.PointCollection pc = new System.Windows.Media.PointCollection(m_ScreenPnts);
myPolyLineSegment.Points = pc;
pathFigure.StartPoint = m_ScreenPnts[0];
pathFigure.Segments.Add(myPolyLineSegment);
PathGmtr.Figures.Add(pathFigure);
dc.DrawGeometry(null, pen, PathGmtr);
}
public void ResetClip()
{
if (clipBounds != null)
{
Control.Pop();
clipBounds = null;
clipPath = null;
}
}
public void SetClip(IGraphicsPath path)
{
TransformStack.PopAll();
ResetClip();
clipPath = path.Clone().ToWpf(); // require a clone so changes to path don't affect current clip
clipBounds = clipPath.Bounds.ToEtoF();
ApplyClip();
TransformStack.PushAll();
}
public void SetClip(RectangleF rectangle)
{
TransformStack.PopAll();
ResetClip();
clipBounds = rectangle;
clipPath = null;
ApplyClip();
TransformStack.PushAll();
}
public static XamlMedia.PathGeometry ToXaml(this IEnumerable <LinearRing> linearRings)
{
var pathGeometry = new XamlMedia.PathGeometry();
foreach (var linearRing in linearRings)
{
pathGeometry.Figures.Add(CreatePathFigure(linearRing));
}
return(pathGeometry);
}
public void AddPath(IGraphicsPath path, bool connect = false)
{
if (path.IsEmpty)
{
return;
}
var wpfPath = path.ToWpf();
if (!wpfPath.Transform.Value.IsIdentity)
{
var newpath = new swm.PathGeometry();
newpath.AddGeometry(wpfPath);
wpfPath = newpath;
}
var en = wpfPath.Figures.GetEnumerator();
if (connect)
{
// merge current figure (if any) and first figure of new path, if they are not closed paths
if (figure != null && !figure.IsClosed && en.MoveNext())
{
var firstFigure = en.Current;
if (!firstFigure.IsClosed)
{
figure.Segments.Add(new swm.LineSegment(firstFigure.StartPoint, true));
foreach (var seg in firstFigure.Segments)
{
figure.Segments.Add(seg);
}
}
else
{
Control.Figures.Add(firstFigure);
}
}
}
swm.PathFigure pathFigure = null;
while (en.MoveNext())
{
pathFigure = en.Current;
Control.Figures.Add(pathFigure);
}
// continue with last figure of new path if not closed
if (pathFigure != null && !pathFigure.IsClosed)
{
figure = pathFigure;
}
else
{
figure = null;
}
}
/// <summary>
/// Extracts the the Coordinates out of a PathGeometry and puts them into a PolyLineSegment.
/// </summary>
/// <param name="allPointsContainer">The PathGeometry that Contains the all the Coordinates you want to convert</param>
/// <returns></returns>
public static List <m.PolyLineSegment> PathGeometryToPlsListOld(m.PathGeometry allPointsContainer)
{
allPointsContainer = allPointsContainer.GetFlattenedPathGeometry(1.0, m.ToleranceType.Absolute);
return
(allPointsContainer.Figures.Select(
figures =>
figures.Segments.SelectMany(segments => ((m.PolyLineSegment)segments).Points).ToList())
.Select(allPoints => new m.PolyLineSegment(allPoints, true))
.ToList());
}
public void ResetClip()
{
if (clipBounds != null || clipPath != null)
{
RewindTransform();
RewindClip();
clipBounds = null;
clipPath = null;
ApplyTransform();
}
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.btnShow = ((System.Windows.Controls.Primitives.ToggleButton)(target));
#line 17 "..\..\MainWindow.xaml"
this.btnShow.Click += new System.Windows.RoutedEventHandler(this.btnShow_Click);
#line default
#line hidden
return;
case 2:
this.btnDraw = ((System.Windows.Controls.Button)(target));
#line 31 "..\..\MainWindow.xaml"
this.btnDraw.Click += new System.Windows.RoutedEventHandler(this.BtnDraw_Click);
#line default
#line hidden
return;
case 3:
this.CanvasPanel = ((System.Windows.Controls.Canvas)(target));
return;
case 4:
this.TwoDEllipse = ((System.Windows.Shapes.Ellipse)(target));
return;
case 5:
this.TwoDRectangle = ((System.Windows.Shapes.Rectangle)(target));
return;
case 6:
this.TwoDRectangle2 = ((System.Windows.Shapes.Rectangle)(target));
return;
case 7:
this.TwoDPath = ((System.Windows.Shapes.Path)(target));
return;
case 8:
this.PathGeoMetry = ((System.Windows.Media.PathGeometry)(target));
return;
case 9:
this.PathHeart = ((System.Windows.Shapes.Path)(target));
return;
}
this._contentLoaded = true;
}
/// <summary>
/// Returns the pure PathGeometry to easily display at the screen.
/// </summary>
/// <returns></returns>
public static m.PathGeometry GeometryToPathGeometry(m.Geometry toConvert, double resolution = 20, bool wannaFlat = false)
{
m.PathGeometry myPathGeometry = toConvert.GetOutlinedPathGeometry(resolution,
m.ToleranceType.Relative);
if (wannaFlat)
{
myPathGeometry = myPathGeometry.GetFlattenedPathGeometry(resolution, m.ToleranceType.Relative);
}
return(myPathGeometry);
}
private void DrawLineCurveInternal(DrawingContext dc, double half, Pen pen, LineShape line, ref Point pt1, ref Point pt2, double dx, double dy)
{
double p1x = pt1.X;
double p1y = pt1.Y;
double p2x = pt2.X;
double p2y = pt2.Y;
LineShapeExtensions.GetCurvedLineBezierControlPoints(
line.Style.LineStyle.CurveOrientation,
line.Style.LineStyle.Curvature,
line.Start.Alignment,
line.End.Alignment,
ref p1x, ref p1y,
ref p2x, ref p2y);
System.Windows.Media.PathGeometry pg = _curvedLineCache.Get(line);
if (pg != null)
{
var pf = pg.Figures[0];
pf.StartPoint = new Point(pt1.X + dx, pt1.Y + dy);
pf.IsFilled = false;
var bs = pf.Segments[0] as BezierSegment;
bs.Point1 = new Point(p1x + dx, p1y + dy);
bs.Point2 = new Point(p2x + dx, p2y + dy);
bs.Point3 = new Point(pt2.X + dx, pt2.Y + dy);
bs.IsStroked = line.IsStroked;
}
else
{
var pf = new System.Windows.Media.PathFigure()
{
StartPoint = new Point(pt1.X + dx, pt1.Y + dy),
IsFilled = false
};
var bs = new BezierSegment(
new Point(p1x + dx, p1y + dy),
new Point(p2x + dx, p2y + dy),
new Point(pt2.X + dx, pt2.Y + dy),
line.IsStroked);
//bs.Freeze();
pf.Segments.Add(bs);
//pf.Freeze();
pg = new System.Windows.Media.PathGeometry();
pg.Figures.Add(pf);
//pg.Freeze();
_curvedLineCache.Set(line, pg);
}
DrawPathGeometryInternal(dc, half, null, pen, line.IsStroked, false, pg);
}
public void SetClip(IGraphicsPath path)
{
RewindTransform();
RewindClip();
path = path.Clone();
if (transforms != null && transforms.Current != null)
{
path.Transform(transforms.Current);
}
clipPath = path.ToWpf(); // require a clone so changes to path don't affect current clip
clipBounds = clipPath.Bounds.ToEtoF();
ApplyClip();
ApplyTransform();
}
///<summary>
/// Creates a <see cref="WpfGeometry"/> representing a <see cref="IGeometry"/>, according to the specified PointTransformation and PointShapeFactory (if relevant).
///</summary>
public WpfGeometry ToShape(IGeometry geometry)
{
if (geometry.IsEmpty)
{
return(new WpfPathGeometry());
}
var p = new WpfPathGeometry();
AddShape(p, geometry);
p.Freeze();
return(p);
}
/// <summary>
/// 直接根据视图位置,绘制WPF封闭区域;
/// </summary>
/// <param name="screenPoints"></param>
/// <param name="brush"></param>
/// <param name="pen"></param>
private void NativeDrawFill(IEnumerable <Point> screenPoints, SystemMedia.Brush brush, SystemMedia.Pen pen)
{
if (screenPoints == null)
{
throw new ArgumentNullException(nameof(screenPoints));
}
if (pen == null)
{
throw new ArgumentNullException(nameof(pen));
}
ValidateDrawingContext();
pen.Freeze();
//操作SystemMedia.PathGeometry中的Figures以绘制(封闭)区域
var paths = new SystemMedia.PathGeometry();
var pfc = new SystemMedia.PathFigureCollection();
var pf = new SystemMedia.PathFigure();
pfc.Add(pf);
//存储一个点表示当前的PathFigure的StartPoint是否被指定;
var startPointSet = false;
foreach (var p in screenPoints)
{
//若StartPoint未被设定(第一个节点),设定后继续下一次循环;
if (!startPointSet)
{
pf.StartPoint = p;
startPointSet = true;
continue;
}
//若若StartPoint被设定,则加入线段;
var ps = new SystemMedia.LineSegment();
ps.Point = p;
pf.Segments.Add(ps);
}
pf.IsClosed = true;
paths.Figures = pfc;
DrawingContext.DrawGeometry(brush, pen, paths);
}
private void AddShape(WpfPathGeometry pathGeometry, IPolygon p)
{
AddShape(pathGeometry, p.Shell, true);
var holes = p.Holes;
if (holes == null)
{
return;
}
foreach (var hole in holes)
{
AddShape(pathGeometry, hole, true);
}
}
public static m.PathGeometry ScalingPathGeometry(m.PathGeometry toScale, double scaling, bool scaleAtZero = false)
{
toScale = toScale.GetFlattenedPathGeometry(1, m.ToleranceType.Absolute);
Point pointToScale = new Point();
if (scaleAtZero)
{
pointToScale = new Point(0, 0);
}
else
{
Rect rect = GetMinimalMaxRect(toScale, 0);
pointToScale = rect.BottomLeft;
}
m.PathGeometry toReturn = new m.PathGeometry();
foreach (m.PathFigure olfPf in toScale.Figures)
{
m.PathFigure newPf = new m.PathFigure();
Point newStartPoint = olfPf.StartPoint;
newStartPoint.X = (newStartPoint.X - pointToScale.X) * scaling + pointToScale.X;
newStartPoint.Y = (newStartPoint.Y - pointToScale.Y) * scaling + pointToScale.Y;
newPf.StartPoint = newStartPoint;
foreach (m.PathSegment oldPs in olfPf.Segments)
{
m.PathSegment newPs = new m.PolyLineSegment();
foreach (Point point in ((m.PolyLineSegment)oldPs).Points)
{
Point tmp = point;
tmp.X = (tmp.X - pointToScale.X) * scaling + pointToScale.X;
tmp.Y = (tmp.Y - pointToScale.Y) * scaling + pointToScale.Y;
((m.PolyLineSegment)newPs).Points.Add(tmp);
}
newPf.Segments.Add(newPs);
}
toReturn.Figures.Add(newPf);
}
return(toReturn);
}
public void SetClip(RectangleF rectangle)
{
RewindTransform();
RewindClip();
if (transforms != null && transforms.Current != null)
{
clipBounds = transforms.Current.TransformRectangle(rectangle);
}
else
{
clipBounds = rectangle;
}
clipPath = null;
ApplyClip();
ApplyTransform();
}
public void DrawPath(System.Windows.Media.PathGeometry seriesData, System.Drawing.Pen gdiPen, System.Drawing.Brush gdiBrush)
{
foreach (PathFigure figure in seriesData.Figures)
{
var points = figure.Segments.Cast <LineSegment>().Select(s => s.Point.AsDrawingPoint());
var nextPoint = points.First();
foreach (var point in points)
{
var lastPoint = nextPoint;
nextPoint = point;
GDIGraphics.DrawLine(gdiPen, lastPoint, nextPoint);
}
}
}
