/// <summary>
/// FinishSegment - called to completed any outstanding Segment which may be present.
/// </summary>
private void FinishSegment()
{
if (_currentSegmentPoints != null)
{
Debug.Assert(_currentFigure != null);
int count = _currentSegmentPoints.Count;
Debug.Assert(count > 0);
// Is this the first segment?
if (_segments == null)
{
// While we could always just retrieve _currentFigure.Segments (which would auto-promote)
// it's more efficient to create the collection ourselves and set it explicitly.
_segments = new PathSegmentCollection();
_currentFigure.Segments = _segments;
}
PathSegment segment;
switch (_currentSegmentType)
{
case MIL_SEGMENT_TYPE.MilSegmentPolyLine:
if (count == 1)
{
LineSegment lSegment = new LineSegment();
lSegment.Point = _currentSegmentPoints[0];
segment = lSegment;
}
else
{
PolyLineSegment pSegment = new PolyLineSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
case MIL_SEGMENT_TYPE.MilSegmentPolyBezier:
if (count == 3)
{
BezierSegment bSegment = new BezierSegment();
bSegment.Point1 = _currentSegmentPoints[0];
bSegment.Point2 = _currentSegmentPoints[1];
bSegment.Point3 = _currentSegmentPoints[2];
segment = bSegment;
}
else
{
Debug.Assert(count % 3 == 0);
PolyBezierSegment pSegment = new PolyBezierSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
case MIL_SEGMENT_TYPE.MilSegmentPolyQuadraticBezier:
if (count == 2)
{
QuadraticBezierSegment qSegment = new QuadraticBezierSegment();
qSegment.Point1 = _currentSegmentPoints[0];
qSegment.Point2 = _currentSegmentPoints[1];
segment = qSegment;
}
else
{
Debug.Assert(count % 2 == 0);
PolyQuadraticBezierSegment pSegment = new PolyQuadraticBezierSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
default:
segment = null;
Debug.Assert(false);
break;
}
// Handle common PathSegment properties.
if (_currentSegmentIsStroked != s_defaultValueForPathSegmentIsStroked)
{
segment.IsStroked = _currentSegmentIsStroked;
}
if (_currentSegmentIsSmoothJoin != s_defaultValueForPathSegmentIsSmoothJoin)
{
segment.IsSmoothJoin = _currentSegmentIsSmoothJoin;
}
_segments.Add(segment);
_currentSegmentPoints = null;
_currentSegmentType = MIL_SEGMENT_TYPE.MilSegmentNone;
}
}
private void BuildPath
(
PdfContents Contents,
PaintOp PaintOperator
)
{
// every figure is a separated subpath and contains some segments
foreach (SysMedia.PathFigure SubPath in MediaPath.Figures)
{
// get start of sub-path point
PointD CurPoint = PathToDrawing(SubPath.StartPoint);
PointD StartPoint = CurPoint;
Contents.MoveTo(CurPoint);
// process all points of one sub-path
foreach (SysMedia.PathSegment Seg in SubPath.Segments)
{
// line segment
if (Seg.GetType() == typeof(SysMedia.LineSegment))
{
CurPoint = PathToDrawing(((SysMedia.LineSegment)Seg).Point);
Contents.LineTo(CurPoint);
}
// polygon
else if (Seg.GetType() == typeof(SysMedia.PolyLineSegment))
{
SysMedia.PolyLineSegment LineSegArray = (SysMedia.PolyLineSegment)Seg;
foreach (SysWin.Point PolyPoint in LineSegArray.Points)
{
CurPoint = PathToDrawing(PolyPoint);
Contents.LineTo(CurPoint);
}
}
// cubic bezier segment
else if (Seg.GetType() == typeof(SysMedia.BezierSegment))
{
SysMedia.BezierSegment BezierSeg = (SysMedia.BezierSegment)Seg;
CurPoint = PathToDrawing(BezierSeg.Point3);
Contents.DrawBezier(PathToDrawing(BezierSeg.Point1), PathToDrawing(BezierSeg.Point2), CurPoint);
}
// cubic bezier multi segments
else if (Seg.GetType() == typeof(SysMedia.PolyBezierSegment))
{
SysMedia.PolyBezierSegment BezierSegArray = (SysMedia.PolyBezierSegment)Seg;
int Count = BezierSegArray.Points.Count;
for (int Index = 0; Index < Count; Index += 3)
{
CurPoint = PathToDrawing(BezierSegArray.Points[Index + 2]);
Contents.DrawBezier(PathToDrawing(BezierSegArray.Points[Index]), PathToDrawing(BezierSegArray.Points[Index + 1]), CurPoint);
}
}
// quadratic bezier segment
else if (Seg.GetType() == typeof(SysMedia.QuadraticBezierSegment))
{
SysMedia.QuadraticBezierSegment BezierSeg = (SysMedia.QuadraticBezierSegment)Seg;
PointD NextPoint = PathToDrawing(BezierSeg.Point2);
Contents.DrawBezier(new BezierD(CurPoint, PathToDrawing(BezierSeg.Point1), NextPoint), BezierPointOne.Ignore);
CurPoint = NextPoint;
}
// quadratic bezier multi segments
else if (Seg.GetType() == typeof(SysMedia.PolyQuadraticBezierSegment))
{
SysMedia.PolyQuadraticBezierSegment BezierSegArray = (SysMedia.PolyQuadraticBezierSegment)Seg;
int Count = BezierSegArray.Points.Count;
for (int Index = 0; Index < Count; Index += 2)
{
PointD NextPoint = PathToDrawing(BezierSegArray.Points[Index + 1]);
Contents.DrawBezier(new BezierD(CurPoint, PathToDrawing(BezierSegArray.Points[Index]), NextPoint), BezierPointOne.Ignore);
CurPoint = NextPoint;
}
}
// draw arc
else if (Seg.GetType() == typeof(SysMedia.ArcSegment))
{
SysMedia.ArcSegment Arc = (SysMedia.ArcSegment)Seg;
PointD NextPoint = PathToDrawing(Arc.Point);
ArcType ArcType;
if (Arc.SweepDirection == (PathYAxis == YAxisDirection.Down ? SysMedia.SweepDirection.Counterclockwise : SysMedia.SweepDirection.Clockwise))
{
ArcType = Arc.IsLargeArc ? ArcType.LargeCounterClockWise : ArcType.SmallCounterClockWise;
}
else
{
ArcType = Arc.IsLargeArc ? ArcType.LargeClockWise : ArcType.SmallClockWise;
}
Contents.DrawArc(CurPoint, NextPoint, SizeToDrawing(Arc.Size), Arc.RotationAngle, ArcType, BezierPointOne.Ignore);
CurPoint = NextPoint;
}
// should no happen
else
{
throw new ApplicationException("Windows Media path: unknown path segment.");
}
}
// for stroke set paint operator for each sub-path
if (SubPath.IsClosed)
{
Contents.SetPaintOp(PaintOp.CloseSubPath);
}
}
// paint operator
Contents.SetPaintOp(PaintOperator);
return;
}
public override void quadTo(float cpx, float cpy, float x, float y)
{
PolyQuadraticBezierSegment segment = new PolyQuadraticBezierSegment();
segment.Points.Add(new Point(cpx, cpy));
segment.Points.Add(new Point(x, y));
_pathFigure.Segments.Add(segment);
}
public static WMedia.Geometry ToWindows(this Geometry geometry)
{
WMedia.Geometry wGeometry = null;
if (geometry is LineGeometry)
{
LineGeometry lineGeometry = geometry as LineGeometry;
wGeometry = new WMedia.LineGeometry
{
StartPoint = lineGeometry.StartPoint.ToWindows(),
EndPoint = lineGeometry.EndPoint.ToWindows()
};
}
else if (geometry is RectangleGeometry)
{
var rect = (geometry as RectangleGeometry).Rect;
wGeometry = new WMedia.RectangleGeometry
{
Rect = new WFoundation.Rect(rect.X, rect.Y, rect.Width, rect.Height)
};
}
else if (geometry is EllipseGeometry)
{
EllipseGeometry ellipseGeometry = geometry as EllipseGeometry;
wGeometry = new WMedia.EllipseGeometry
{
Center = ellipseGeometry.Center.ToWindows(),
RadiusX = ellipseGeometry.RadiusX,
RadiusY = ellipseGeometry.RadiusY
};
}
else if (geometry is GeometryGroup)
{
GeometryGroup geometryGroup = geometry as GeometryGroup;
wGeometry = new WMedia.GeometryGroup
{
FillRule = ConvertFillRule(geometryGroup.FillRule)
};
foreach (Geometry children in geometryGroup.Children)
{
WMedia.Geometry winChild = children.ToWindows();
(wGeometry as WMedia.GeometryGroup).Children.Add(winChild);
}
}
else if (geometry is PathGeometry)
{
PathGeometry pathGeometry = geometry as PathGeometry;
WMedia.PathGeometry wPathGeometry = new WMedia.PathGeometry
{
FillRule = ConvertFillRule(pathGeometry.FillRule)
};
foreach (PathFigure xamPathFigure in pathGeometry.Figures)
{
WMedia.PathFigure wPathFigure = new WMedia.PathFigure
{
StartPoint = xamPathFigure.StartPoint.ToWindows(),
IsFilled = xamPathFigure.IsFilled,
IsClosed = xamPathFigure.IsClosed
};
wPathGeometry.Figures.Add(wPathFigure);
foreach (PathSegment pathSegment in xamPathFigure.Segments)
{
// LineSegment
if (pathSegment is LineSegment)
{
LineSegment lineSegment = pathSegment as LineSegment;
WMedia.LineSegment winSegment = new WMedia.LineSegment
{
Point = lineSegment.Point.ToWindows()
};
wPathFigure.Segments.Add(winSegment);
}
// PolylineSegment
if (pathSegment is PolyLineSegment)
{
PolyLineSegment polyLineSegment = pathSegment as PolyLineSegment;
WMedia.PolyLineSegment wSegment = new WMedia.PolyLineSegment();
foreach (var point in polyLineSegment.Points)
{
wSegment.Points.Add(point.ToWindows());
}
wPathFigure.Segments.Add(wSegment);
}
// BezierSegment
if (pathSegment is BezierSegment)
{
BezierSegment bezierSegment = pathSegment as BezierSegment;
WMedia.BezierSegment wSegment = new WMedia.BezierSegment
{
Point1 = bezierSegment.Point1.ToWindows(),
Point2 = bezierSegment.Point2.ToWindows(),
Point3 = bezierSegment.Point3.ToWindows()
};
wPathFigure.Segments.Add(wSegment);
}
// PolyBezierSegment
else if (pathSegment is PolyBezierSegment)
{
PolyBezierSegment polyBezierSegment = pathSegment as PolyBezierSegment;
WMedia.PolyBezierSegment wSegment = new WMedia.PolyBezierSegment();
foreach (var point in polyBezierSegment.Points)
{
wSegment.Points.Add(point.ToWindows());
}
wPathFigure.Segments.Add(wSegment);
}
// QuadraticBezierSegment
if (pathSegment is QuadraticBezierSegment)
{
QuadraticBezierSegment quadraticBezierSegment = pathSegment as QuadraticBezierSegment;
WMedia.QuadraticBezierSegment wSegment = new WMedia.QuadraticBezierSegment
{
Point1 = quadraticBezierSegment.Point1.ToWindows(),
Point2 = quadraticBezierSegment.Point2.ToWindows()
};
wPathFigure.Segments.Add(wSegment);
}
// PolyQuadraticBezierSegment
else if (pathSegment is PolyQuadraticBezierSegment)
{
PolyQuadraticBezierSegment polyQuadraticBezierSegment = pathSegment as PolyQuadraticBezierSegment;
WMedia.PolyQuadraticBezierSegment wSegment = new WMedia.PolyQuadraticBezierSegment();
foreach (var point in polyQuadraticBezierSegment.Points)
{
wSegment.Points.Add(point.ToWindows());
}
wPathFigure.Segments.Add(wSegment);
}
// ArcSegment
else if (pathSegment is ArcSegment)
{
ArcSegment arcSegment = pathSegment as ArcSegment;
WMedia.ArcSegment wSegment = new WMedia.ArcSegment
{
Size = new WFoundation.Size(arcSegment.Size.Width, arcSegment.Size.Height),
RotationAngle = arcSegment.RotationAngle,
IsLargeArc = arcSegment.IsLargeArc,
SweepDirection = arcSegment.SweepDirection == SweepDirection.Clockwise ? WMedia.SweepDirection.Clockwise : WMedia.SweepDirection.Counterclockwise,
Point = arcSegment.Point.ToWindows()
};
wPathFigure.Segments.Add(wSegment);
}
}
}
wGeometry = wPathGeometry;
}
return(wGeometry);
}
/// <summary>
/// Returns new PolyQuadraticBezierSegment by easing startValue to endValue using a time percentage 0 -> 1.
/// </summary>
/// <example>XAML: Points="200,200 300,100 0,200 30,400"</example>
/// <seealso cref="http://msdn.microsoft.com/en-us/library/system.windows.media.polyquadraticbeziersegment.aspx"/>
public static PolyQuadraticBezierSegment EaseValue(PolyQuadraticBezierSegment startValue, PolyQuadraticBezierSegment endValue, double percent)
{
return new PolyQuadraticBezierSegment
{
Points = EaseValue(startValue.Points, endValue.Points, percent),
};
}
public void PolyQuadraticBezierTo(IList<Point> points, bool isStroked, bool isSmoothJoin) {
CheckState();
PolyQuadraticBezierSegment seg = new PolyQuadraticBezierSegment();
PointCollection pts = new PointCollection();
foreach (Point p in points) pts.Add(p);
seg.Points = pts;
_Fig.Segments.Add(seg);
}
/// <summary>
/// FinishSegment - called to completed any outstanding Segment which may be present.
/// </summary>
private void FinishSegment()
{
if (_currentSegmentPoints != null)
{
Debug.Assert(_currentFigure != null);
int count = _currentSegmentPoints.Count;
Debug.Assert(count > 0);
// Is this the first segment?
if (_segments == null)
{
// While we could always just retrieve _currentFigure.Segments (which would auto-promote)
// it's more efficient to create the collection ourselves and set it explicitly.
_segments = new PathSegmentCollection();
_currentFigure.Segments = _segments;
}
PathSegment segment;
switch (_currentSegmentType)
{
case MIL_SEGMENT_TYPE.MilSegmentPolyLine:
if (count == 1)
{
LineSegment lSegment = new LineSegment();
lSegment.Point = _currentSegmentPoints[0];
segment = lSegment;
}
else
{
PolyLineSegment pSegment = new PolyLineSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
case MIL_SEGMENT_TYPE.MilSegmentPolyBezier:
if (count == 3)
{
BezierSegment bSegment = new BezierSegment();
bSegment.Point1 = _currentSegmentPoints[0];
bSegment.Point2 = _currentSegmentPoints[1];
bSegment.Point3 = _currentSegmentPoints[2];
segment = bSegment;
}
else
{
Debug.Assert(count % 3 == 0);
PolyBezierSegment pSegment = new PolyBezierSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
case MIL_SEGMENT_TYPE.MilSegmentPolyQuadraticBezier:
if (count == 2)
{
QuadraticBezierSegment qSegment = new QuadraticBezierSegment();
qSegment.Point1 = _currentSegmentPoints[0];
qSegment.Point2 = _currentSegmentPoints[1];
segment = qSegment;
}
else
{
Debug.Assert(count % 2 == 0);
PolyQuadraticBezierSegment pSegment = new PolyQuadraticBezierSegment();
pSegment.Points = _currentSegmentPoints;
segment = pSegment;
}
break;
default:
segment = null;
Debug.Assert(false);
break;
}
// Handle common PathSegment properties.
if (_currentSegmentIsStroked != s_defaultValueForPathSegmentIsStroked)
{
segment.IsStroked = _currentSegmentIsStroked;
}
if (_currentSegmentIsSmoothJoin != s_defaultValueForPathSegmentIsSmoothJoin)
{
segment.IsSmoothJoin = _currentSegmentIsSmoothJoin;
}
_segments.Add(segment);
_currentSegmentPoints = null;
_currentSegmentType = MIL_SEGMENT_TYPE.MilSegmentNone;
}
}
public static IEnumerable<Telerik.Windows.Documents.Fixed.Model.Graphics.QuadraticBezierSegment> ConvertPolyQuadraticBezierSegment(PolyQuadraticBezierSegment polyQuadraticBezierSegment)
{
var points = polyQuadraticBezierSegment.Points;
for (int index = 1; index < points.Count; index += 2)
{
var pdfQuadraticBezierSegment = new Telerik.Windows.Documents.Fixed.Model.Graphics.QuadraticBezierSegment();
pdfQuadraticBezierSegment.Point1 = points[index - 1];
pdfQuadraticBezierSegment.Point2 = points[index];
yield return pdfQuadraticBezierSegment;
}
}
public static PolyQuadraticBezierSegment ClonePolyQuadraticBezierSegment(this PolyQuadraticBezierSegment source)
{
if (source == null)
return (PolyQuadraticBezierSegment)null;
PolyQuadraticBezierSegment quadraticBezierSegment = new PolyQuadraticBezierSegment();
foreach (Point point in source.Points)
quadraticBezierSegment.Points.Add(point);
return quadraticBezierSegment;
}