/// <summary>
/// 使用当前的路径填充指定的路径几何。
/// </summary>
/// <param name="sink">要填充的路径几何。</param>
public override void FillGeometry(GeometrySink sink)
{
D2D1.ArcSegment arc = new D2D1.ArcSegment()
{
Point = EndPoint,
Size = Size,
RotationAngle = RotationAngle,
SweepDirection = SweepDirection,
ArcSize = ArcSize
};
sink.AddArc(arc);
}
/// <summary>
/// 使用当前的路径填充指定的路径几何。
/// </summary>
/// <param name="sink">要填充的路径几何。</param>
public override void FillGeometry(GeometrySink sink)
{
D2D1.ArcSegment arc = new D2D1.ArcSegment()
{
Point = EndPoint,
Size = Size,
RotationAngle = RotationAngle,
SweepDirection = SweepDirection,
ArcSize = ArcSize
};
sink.AddArc(arc);
}
//---------------------------------------------------------------------------------------------------------
/// <summary>
/// Обновление данных арки
/// </summary>
//---------------------------------------------------------------------------------------------------------
public override void Update()
{
XDisposer.SafeDispose(ref mD2DGeometry);
mD2DGeometry = new Direct2D.PathGeometry(XDirect2DManager.D2DFactory);
mD2DGeometrySink = mD2DGeometry.Open();
mD2DGeometrySink.BeginFigure(mStartPoint.ToRawVector2(), mIsFilled ? Direct2D.FigureBegin.Filled : Direct2D.FigureBegin.Hollow);
Direct2D.ArcSegment arc_segment = new Direct2D.ArcSegment();
arc_segment.ArcSize = mIsLargeArc ? Direct2D.ArcSize.Large : Direct2D.ArcSize.Small;
arc_segment.Point = mEndPoint.ToRawVector2();
arc_segment.RotationAngle = mRotationAngle;
arc_segment.Size = new SharpDX.Size2F(mRadiusX, mRadiusY);
arc_segment.SweepDirection = mIsClockwiseDirection ? Direct2D.SweepDirection.Clockwise : Direct2D.SweepDirection.CounterClockwise;
mD2DGeometrySink.AddArc(arc_segment);
mD2DGeometrySink.EndFigure(mIsClosed ? Direct2D.FigureEnd.Closed : Direct2D.FigureEnd.Open);
mD2DGeometrySink.Close();
XDisposer.SafeDispose(ref mD2DGeometrySink);
mBoundsRect = mD2DGeometry.GetWidenedBounds(2).ToRect();
}
//---------------------------------------------------------------------------------------------------------
/// <summary>
/// Обновление данных геометрии
/// </summary>
//---------------------------------------------------------------------------------------------------------
public override void Update()
{
XDisposer.SafeDispose(ref mD2DGeometry);
mD2DGeometry = new Direct2D.PathGeometry(XDirect2DManager.D2DFactory);
mD2DGeometrySink = mD2DGeometry.Open();
CCadSegment current_figure = mSegments[0];
mD2DGeometrySink.BeginFigure(current_figure.BasePoint.ToRawVector2(), current_figure.IsFilled ? Direct2D.FigureBegin.Filled :
Direct2D.FigureBegin.Hollow);
Int32 current_new_figure = 0;
for (Int32 i = 0; i < mSegments.Count; i++)
{
CCadSegment current_segment = mSegments[i];
// Если новая фигура
if (current_segment.IsNewFigure && current_new_figure != i)
{
// Закрывает текущую фигуру
mD2DGeometrySink.EndFigure(current_figure.IsClosed ? Direct2D.FigureEnd.Closed : Direct2D.FigureEnd.Open);
// Открываем новую фигуру
mD2DGeometrySink.BeginFigure(current_segment.BasePoint.ToRawVector2(),
current_segment.IsFilled ? Direct2D.FigureBegin.Filled : Direct2D.FigureBegin.Hollow);
current_figure = current_segment;
current_new_figure = i;
}
switch (current_segment.SegmentType)
{
case TCadSegmentType.Points:
{
CCadSegmentPoints points = current_segment as CCadSegmentPoints;
mD2DGeometrySink.AddLines(points.Points.ConvertToDirect2DRawVectors());
}
break;
case TCadSegmentType.Line:
{
CCadSegmentLine line = current_segment as CCadSegmentLine;
mD2DGeometrySink.AddLine(line.EndPoint.ToRawVector2());
}
break;
case TCadSegmentType.Arc:
{
CCadSegmentArc arc = current_segment as CCadSegmentArc;
Direct2D.ArcSegment arc_segment = new Direct2D.ArcSegment();
arc_segment.ArcSize = arc.mIsLargeArc ? Direct2D.ArcSize.Large : Direct2D.ArcSize.Small;
arc_segment.Point = arc.mEndPoint.ToRawVector2();
arc_segment.RotationAngle = arc.mRotationAngle;
arc_segment.Size = new Size2F(arc.mRadiusX, arc.mRadiusY);
arc_segment.SweepDirection = arc.mIsClockwiseDirection ? Direct2D.SweepDirection.Clockwise : Direct2D.SweepDirection.CounterClockwise;
mD2DGeometrySink.AddArc(arc_segment);
}
break;
case TCadSegmentType.Bezier:
break;
default:
break;
}
}
// Закрывает текущую фигуру
mD2DGeometrySink.EndFigure(current_figure.IsClosed ? Direct2D.FigureEnd.Closed : Direct2D.FigureEnd.Open);
mD2DGeometrySink.Close();
XDisposer.SafeDispose(ref mD2DGeometrySink);
mBoundsRect = mD2DGeometry.GetWidenedBounds(2).ToRect();
}
