/// <summary>
///
/// </summary>
/// <param name="gfx"></param>
/// <param name="line"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="db"></param>
/// <param name="r"></param>
public void Draw(object gfx, XLine line, double dx, double dy, ImmutableArray <ShapeProperty> db, Record r)
{
var _gfx = gfx as Graphics;
Brush fillLine = ToSolidBrush(line.Style.Fill);
Pen strokeLine = ToPen(line.Style, _scaleToPage);
Brush fillStartArrow = ToSolidBrush(line.Style.StartArrowStyle.Fill);
Pen strokeStartArrow = ToPen(line.Style.StartArrowStyle, _scaleToPage);
Brush fillEndArrow = ToSolidBrush(line.Style.EndArrowStyle.Fill);
Pen strokeEndArrow = ToPen(line.Style.EndArrowStyle, _scaleToPage);
double _x1 = line.Start.X + dx;
double _y1 = line.Start.Y + dy;
double _x2 = line.End.X + dx;
double _y2 = line.End.Y + dy;
XLine.SetMaxLength(line, ref _x1, ref _y1, ref _x2, ref _y2);
float x1 = _scaleToPage(_x1);
float y1 = _scaleToPage(_y1);
float x2 = _scaleToPage(_x2);
float y2 = _scaleToPage(_y2);
var sas = line.Style.StartArrowStyle;
var eas = line.Style.EndArrowStyle;
float a1 = (float)(Math.Atan2(y1 - y2, x1 - x2) * 180.0 / Math.PI);
float a2 = (float)(Math.Atan2(y2 - y1, x2 - x1) * 180.0 / Math.PI);
var t1 = Matrix.Create();
var c1 = new PointF(x1, y1);
t1.RotateAt(a1, c1);
var t2 = Matrix.Create();
var c2 = new PointF(x2, y2);
t2.RotateAt(a2, c2);
PointF pt1;
PointF pt2;
double radiusX1 = sas.RadiusX;
double radiusY1 = sas.RadiusY;
double sizeX1 = 2.0 * radiusX1;
double sizeY1 = 2.0 * radiusY1;
switch (sas.ArrowType)
{
default:
case ArrowType.None:
{
pt1 = new PointF(x1, y1);
}
break;
case ArrowType.Rectangle:
{
pt1 = t1.TransformPoint(new PointF(x1 - (float)sizeX1, y1));
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
_gfx.SaveTransform();
_gfx.MultiplyTransform(t1);
DrawRectangleInternal(_gfx, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref rect);
_gfx.RestoreTransform();
}
break;
case ArrowType.Ellipse:
{
pt1 = t1.TransformPoint(new PointF(x1 - (float)sizeX1, y1));
_gfx.SaveTransform();
_gfx.MultiplyTransform(t1);
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
DrawEllipseInternal(_gfx, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref rect);
_gfx.RestoreTransform();
}
break;
case ArrowType.Arrow:
{
var pts = new PointF[]
{
new PointF(x1, y1),
new PointF(x1 - (float)sizeX1, y1 + (float)sizeY1),
new PointF(x1, y1),
new PointF(x1 - (float)sizeX1, y1 - (float)sizeY1),
new PointF(x1, y1)
};
pt1 = t1.TransformPoint(pts[0]);
var p11 = t1.TransformPoint(pts[1]);
var p21 = t1.TransformPoint(pts[2]);
var p12 = t1.TransformPoint(pts[3]);
var p22 = t1.TransformPoint(pts[4]);
DrawLineInternal(_gfx, strokeStartArrow, sas.IsStroked, ref p11, ref p21);
DrawLineInternal(_gfx, strokeStartArrow, sas.IsStroked, ref p12, ref p22);
}
break;
}
double radiusX2 = eas.RadiusX;
double radiusY2 = eas.RadiusY;
double sizeX2 = 2.0 * radiusX2;
double sizeY2 = 2.0 * radiusY2;
switch (eas.ArrowType)
{
default:
case ArrowType.None:
{
pt2 = new PointF(x2, y2);
}
break;
case ArrowType.Rectangle:
{
pt2 = t2.TransformPoint(new PointF(x2 - (float)sizeX2, y2));
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
_gfx.SaveTransform();
_gfx.MultiplyTransform(t2);
DrawRectangleInternal(_gfx, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref rect);
_gfx.RestoreTransform();
}
break;
case ArrowType.Ellipse:
{
pt2 = t2.TransformPoint(new PointF(x2 - (float)sizeX2, y2));
_gfx.SaveTransform();
_gfx.MultiplyTransform(t2);
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
DrawEllipseInternal(_gfx, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref rect);
_gfx.RestoreTransform();
}
break;
case ArrowType.Arrow:
{
var pts = new PointF[]
{
new PointF(x2, y2),
new PointF(x2 - (float)sizeX2, y2 + (float)sizeY2),
new PointF(x2, y2),
new PointF(x2 - (float)sizeX2, y2 - (float)sizeY2),
new PointF(x2, y2)
};
pt2 = t2.TransformPoint(pts[0]);
var p11 = t2.TransformPoint(pts[1]);
var p21 = t2.TransformPoint(pts[2]);
var p12 = t2.TransformPoint(pts[3]);
var p22 = t2.TransformPoint(pts[4]);
DrawLineInternal(_gfx, strokeEndArrow, eas.IsStroked, ref p11, ref p21);
DrawLineInternal(_gfx, strokeEndArrow, eas.IsStroked, ref p12, ref p22);
}
break;
}
_gfx.DrawLine(strokeLine, pt1, pt2);
fillLine.Dispose();
strokeLine.Dispose();
fillStartArrow.Dispose();
strokeStartArrow.Dispose();
fillEndArrow.Dispose();
strokeEndArrow.Dispose();
}
public void Draw(object ds, XLine line, double dx, double dy, ImmutableArray <ShapeProperty> db, Record r)
{
// TODO: Finish draw line implementation.
var _ds = ds as CanvasDrawingSession;
double thicknessLine = line.Style.Thickness / _state.Zoom;
double thicknessStartArrow = line.Style.StartArrowStyle.Thickness / _state.Zoom;
double thicknessEndArrow = line.Style.EndArrowStyle.Thickness / _state.Zoom;
var fillLine = ToColor(line.Style.Fill);
var strokeLine = ToColor(line.Style.Stroke);
var fillStartArrow = ToColor(line.Style.StartArrowStyle.Fill);
var strokeStartArrow = ToColor(line.Style.StartArrowStyle.Stroke);
var fillEndArrow = ToColor(line.Style.EndArrowStyle.Fill);
var strokeEndArrow = ToColor(line.Style.EndArrowStyle.Stroke);
var ssLine = CreateStrokeStyle(line.Style);
var ssStartArrow = CreateStrokeStyle(line.Style.StartArrowStyle);
var ssEndArrow = CreateStrokeStyle(line.Style.EndArrowStyle);
double _x1 = line.Start.X + dx;
double _y1 = line.Start.Y + dy;
double _x2 = line.End.X + dx;
double _y2 = line.End.Y + dy;
XLine.SetMaxLength(line, ref _x1, ref _y1, ref _x2, ref _y2);
float x1 = (float)_x1;
float y1 = (float)_y1;
float x2 = (float)_x2;
float y2 = (float)_y2;
var sas = line.Style.StartArrowStyle;
var eas = line.Style.EndArrowStyle;
float a1 = (float)Math.Atan2(y1 - y2, x1 - x2);
float a2 = (float)Math.Atan2(y2 - y1, x2 - x1);
var t1 = N.Matrix3x2.CreateRotation(a1, new N.Vector2(x1, y1));
var t2 = N.Matrix3x2.CreateRotation(a2, new N.Vector2(x2, y2));
N.Vector2 pt1;
N.Vector2 pt2;
double radiusX1 = sas.RadiusX;
double radiusY1 = sas.RadiusY;
double sizeX1 = 2.0 * radiusX1;
double sizeY1 = 2.0 * radiusY1;
switch (sas.ArrowType)
{
default:
case ArrowType.None:
{
pt1 = new N.Vector2(x1, y1);
}
break;
case ArrowType.Rectangle:
{
pt1 = N.Vector2.Transform(new N.Vector2(x1 - (float)sizeX1, y1), t1);
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
var old = _ds.Transform;
_ds.Transform = t1;
DrawRectangleInternal(_ds, fillStartArrow, strokeStartArrow, ssStartArrow, sas.IsStroked, sas.IsFilled, ref rect, thicknessStartArrow);
_ds.Transform = old;
}
break;
case ArrowType.Ellipse:
{
pt1 = N.Vector2.Transform(new N.Vector2(x1 - (float)sizeX1, y1), t1);
var old = _ds.Transform;
_ds.Transform = t1;
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
DrawEllipseInternal(_ds, fillStartArrow, strokeStartArrow, ssStartArrow, sas.IsStroked, sas.IsFilled, ref rect, thicknessStartArrow);
_ds.Transform = old;
}
break;
case ArrowType.Arrow:
{
pt1 = N.Vector2.Transform(new N.Vector2(x1, y1), t1);
var p11 = N.Vector2.Transform(new N.Vector2(x1 - (float)sizeX1, y1 + (float)sizeY1), t1);
var p21 = N.Vector2.Transform(new N.Vector2(x1, y1), t1);
var p12 = N.Vector2.Transform(new N.Vector2(x1 - (float)sizeX1, y1 - (float)sizeY1), t1);
var p22 = N.Vector2.Transform(new N.Vector2(x1, y1), t1);
DrawLineInternal(_ds, strokeStartArrow, ssStartArrow, sas.IsStroked, ref p11, ref p21, thicknessStartArrow);
DrawLineInternal(_ds, strokeStartArrow, ssStartArrow, sas.IsStroked, ref p12, ref p22, thicknessStartArrow);
}
break;
}
double radiusX2 = eas.RadiusX;
double radiusY2 = eas.RadiusY;
double sizeX2 = 2.0 * radiusX2;
double sizeY2 = 2.0 * radiusY2;
switch (eas.ArrowType)
{
default:
case ArrowType.None:
{
pt2 = new N.Vector2(x2, y2);
}
break;
case ArrowType.Rectangle:
{
pt2 = N.Vector2.Transform(new N.Vector2(x2 - (float)sizeX2, y2), t2);
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
var old = _ds.Transform;
_ds.Transform = t1;
DrawRectangleInternal(_ds, fillEndArrow, strokeEndArrow, ssEndArrow, eas.IsStroked, eas.IsFilled, ref rect, thicknessEndArrow);
_ds.Transform = old;
}
break;
case ArrowType.Ellipse:
{
pt2 = N.Vector2.Transform(new N.Vector2(x2 - (float)sizeX2, y2), t2);
var old = _ds.Transform;
_ds.Transform = t1;
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
DrawEllipseInternal(_ds, fillEndArrow, strokeEndArrow, ssEndArrow, eas.IsStroked, eas.IsFilled, ref rect, thicknessEndArrow);
_ds.Transform = old;
}
break;
case ArrowType.Arrow:
{
pt2 = N.Vector2.Transform(new N.Vector2(x2, y2), t2);
var p11 = N.Vector2.Transform(new N.Vector2(x2 - (float)sizeX2, y2 + (float)sizeY2), t2);
var p21 = N.Vector2.Transform(new N.Vector2(x2, y2), t2);
var p12 = N.Vector2.Transform(new N.Vector2(x2 - (float)sizeX2, y2 - (float)sizeY2), t2);
var p22 = N.Vector2.Transform(new N.Vector2(x2, y2), t2);
DrawLineInternal(_ds, strokeEndArrow, ssEndArrow, eas.IsStroked, ref p11, ref p21, thicknessEndArrow);
DrawLineInternal(_ds, strokeEndArrow, ssEndArrow, eas.IsStroked, ref p12, ref p22, thicknessEndArrow);
}
break;
}
DrawLineInternal(_ds, strokeLine, ssLine, line.IsStroked, ref pt1, ref pt2, thicknessLine);
ssEndArrow.Dispose();
ssStartArrow.Dispose();
ssLine.Dispose();
}
/// <summary>
///
/// </summary>
/// <param name="dc"></param>
/// <param name="line"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="db"></param>
/// <param name="r"></param>
public void Draw(object dc, XLine line, double dx, double dy, ImmutableArray <ShapeProperty> db, Record r)
{
var _dc = dc as DrawingContext;
Brush fillLine = ToSolidBrush(line.Style.Fill);
Pen strokeLine = ToPen(line.Style, _scaleToPage);
Brush fillStartArrow = ToSolidBrush(line.Style.StartArrowStyle.Fill);
Pen strokeStartArrow = ToPen(line.Style.StartArrowStyle, _scaleToPage);
Brush fillEndArrow = ToSolidBrush(line.Style.EndArrowStyle.Fill);
Pen strokeEndArrow = ToPen(line.Style.EndArrowStyle, _scaleToPage);
double _x1 = line.Start.X + dx;
double _y1 = line.Start.Y + dy;
double _x2 = line.End.X + dx;
double _y2 = line.End.Y + dy;
XLine.SetMaxLength(line, ref _x1, ref _y1, ref _x2, ref _y2);
float x1 = _scaleToPage(_x1);
float y1 = _scaleToPage(_y1);
float x2 = _scaleToPage(_x2);
float y2 = _scaleToPage(_y2);
var sas = line.Style.StartArrowStyle;
var eas = line.Style.EndArrowStyle;
double a1 = Math.Atan2(y1 - y2, x1 - x2);
double a2 = Math.Atan2(y2 - y1, x2 - x1);
var t1 = MatrixHelper.Rotation(a1, new Vector(x1, y1));
var t2 = MatrixHelper.Rotation(a2, new Vector(x2, y2));
Point pt1 = default(Point);
Point pt2 = default(Point);
double radiusX1 = sas.RadiusX;
double radiusY1 = sas.RadiusY;
double sizeX1 = 2.0 * radiusX1;
double sizeY1 = 2.0 * radiusY1;
switch (sas.ArrowType)
{
default:
case ArrowType.None:
{
pt1 = new Point(x1, y1);
}
break;
case ArrowType.Rectangle:
{
pt1 = MatrixHelper.TransformPoint(t1, new Point(x1 - (float)sizeX1, y1));
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
var d = _dc.PushPreTransform(t1);
DrawRectangleInternal(_dc, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref rect);
d.Dispose();
}
break;
case ArrowType.Ellipse:
{
pt1 = MatrixHelper.TransformPoint(t1, new Point(x1 - (float)sizeX1, y1));
var d = _dc.PushPreTransform(t1);
var rect = new Rect2(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
DrawEllipseInternal(_dc, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref rect);
d.Dispose();
}
break;
case ArrowType.Arrow:
{
var pts = new Point[]
{
new Point(x1, y1),
new Point(x1 - (float)sizeX1, y1 + (float)sizeY1),
new Point(x1, y1),
new Point(x1 - (float)sizeX1, y1 - (float)sizeY1),
new Point(x1, y1)
};
pt1 = MatrixHelper.TransformPoint(t1, pts[0]);
var p11 = MatrixHelper.TransformPoint(t1, pts[1]);
var p21 = MatrixHelper.TransformPoint(t1, pts[2]);
var p12 = MatrixHelper.TransformPoint(t1, pts[3]);
var p22 = MatrixHelper.TransformPoint(t1, pts[4]);
DrawLineInternal(_dc, strokeStartArrow, sas.IsStroked, ref p11, ref p21);
DrawLineInternal(_dc, strokeStartArrow, sas.IsStroked, ref p12, ref p22);
}
break;
}
double radiusX2 = eas.RadiusX;
double radiusY2 = eas.RadiusY;
double sizeX2 = 2.0 * radiusX2;
double sizeY2 = 2.0 * radiusY2;
switch (eas.ArrowType)
{
default:
case ArrowType.None:
{
pt2 = new Point(x2, y2);
}
break;
case ArrowType.Rectangle:
{
pt2 = MatrixHelper.TransformPoint(t2, new Point(x2 - (float)sizeX2, y2));
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
var d = _dc.PushPreTransform(t2);
DrawRectangleInternal(_dc, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref rect);
d.Dispose();
}
break;
case ArrowType.Ellipse:
{
pt2 = MatrixHelper.TransformPoint(t2, new Point(x2 - (float)sizeX2, y2));
var d = _dc.PushPreTransform(t2);
var rect = new Rect2(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
DrawEllipseInternal(_dc, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref rect);
d.Dispose();
}
break;
case ArrowType.Arrow:
{
var pts = new Point[]
{
new Point(x2, y2),
new Point(x2 - (float)sizeX2, y2 + (float)sizeY2),
new Point(x2, y2),
new Point(x2 - (float)sizeX2, y2 - (float)sizeY2),
new Point(x2, y2)
};
pt2 = MatrixHelper.TransformPoint(t2, pts[0]);
var p11 = MatrixHelper.TransformPoint(t2, pts[1]);
var p21 = MatrixHelper.TransformPoint(t2, pts[2]);
var p12 = MatrixHelper.TransformPoint(t2, pts[3]);
var p22 = MatrixHelper.TransformPoint(t2, pts[4]);
DrawLineInternal(_dc, strokeEndArrow, eas.IsStroked, ref p11, ref p21);
DrawLineInternal(_dc, strokeEndArrow, eas.IsStroked, ref p12, ref p22);
}
break;
}
DrawLineInternal(_dc, strokeLine, line.IsStroked, ref pt1, ref pt2);
// TODO: fillLine.Dispose();
// TODO: strokeLine.Dispose();
// TODO: fillStartArrow.Dispose();
// TODO: strokeStartArrow.Dispose();
// TODO: fillEndArrow.Dispose();
// TODO: strokeEndArrow.Dispose();
}
/// <summary>
///
/// </summary>
/// <param name="dc"></param>
/// <param name="line"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="db"></param>
/// <param name="r"></param>
public void Draw(object dc, XLine line, double dx, double dy, ImmutableArray <ShapeProperty> db, Record r)
{
var _dc = dc as DrawingContext;
var style = line.Style;
if (style == null)
{
return;
}
double zoom = _state.Zoom;
double thicknessLine = style.Thickness / zoom;
double halfLine = thicknessLine / 2.0;
double thicknessStartArrow = style.StartArrowStyle.Thickness / zoom;
double halfStartArrow = thicknessStartArrow / 2.0;
double thicknessEndArrow = style.EndArrowStyle.Thickness / zoom;
double halfEndArrow = thicknessEndArrow / 2.0;
// line style
Tuple <Brush, Pen> lineCache = null;
Brush fillLine;
Pen strokeLine;
if (_enableStyleCache &&
_styleCache.TryGetValue(style, out lineCache))
{
fillLine = lineCache.Item1;
strokeLine = lineCache.Item2;
}
else
{
fillLine = CreateBrush(style.Fill);
strokeLine = CreatePen(style, thicknessLine);
if (_enableStyleCache)
{
_styleCache.Add(style, Tuple.Create(fillLine, strokeLine));
}
}
// start arrow style
Tuple <Brush, Pen> startArrowCache = null;
Brush fillStartArrow;
Pen strokeStartArrow;
if (_enableArrowStyleCache &&
_arrowStyleCache.TryGetValue(style.StartArrowStyle, out startArrowCache))
{
fillStartArrow = startArrowCache.Item1;
strokeStartArrow = startArrowCache.Item2;
}
else
{
fillStartArrow = CreateBrush(style.StartArrowStyle.Fill);
strokeStartArrow = CreatePen(style.StartArrowStyle, thicknessStartArrow);
if (_enableArrowStyleCache)
{
_arrowStyleCache.Add(style.StartArrowStyle, Tuple.Create(fillStartArrow, strokeStartArrow));
}
}
// end arrow style
Tuple <Brush, Pen> endArrowCache = null;
Brush fillEndArrow;
Pen strokeEndArrow;
if (_enableArrowStyleCache &&
_arrowStyleCache.TryGetValue(style.EndArrowStyle, out endArrowCache))
{
fillEndArrow = endArrowCache.Item1;
strokeEndArrow = endArrowCache.Item2;
}
else
{
fillEndArrow = CreateBrush(style.EndArrowStyle.Fill);
strokeEndArrow = CreatePen(style.EndArrowStyle, thicknessEndArrow);
if (_enableArrowStyleCache)
{
_arrowStyleCache.Add(style.EndArrowStyle, Tuple.Create(fillEndArrow, strokeEndArrow));
}
}
// line max length
double x1 = line.Start.X + dx;
double y1 = line.Start.Y + dy;
double x2 = line.End.X + dx;
double y2 = line.End.Y + dy;
XLine.SetMaxLength(line, ref x1, ref y1, ref x2, ref y2);
// arrow transforms
var sas = style.StartArrowStyle;
var eas = style.EndArrowStyle;
double a1 = Math.Atan2(y1 - y2, x1 - x2) * 180.0 / Math.PI;
double a2 = Math.Atan2(y2 - y1, x2 - x1) * 180.0 / Math.PI;
bool doRectTransform1 = a1 % 90.0 != 0.0;
bool doRectTransform2 = a2 % 90.0 != 0.0;
var t1 = new RotateTransform(a1, x1, y1);
var t2 = new RotateTransform(a2, x2, y2);
Point pt1;
Point pt2;
// draw start arrow
double radiusX1 = sas.RadiusX;
double radiusY1 = sas.RadiusY;
double sizeX1 = 2.0 * radiusX1;
double sizeY1 = 2.0 * radiusY1;
switch (sas.ArrowType)
{
default:
case ArrowType.None:
{
pt1 = new Point(x1, y1);
}
break;
case ArrowType.Rectangle:
{
pt1 = t1.Transform(new Point(x1 - sizeX1, y1));
var rect = new Rect(x1 - sizeX1, y1 - radiusY1, sizeX1, sizeY1);
if (doRectTransform1)
{
_dc.PushTransform(t1);
DrawRectangleInternal(_dc, halfStartArrow, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref rect);
_dc.Pop();
}
else
{
var bounds = t1.TransformBounds(rect);
DrawRectangleInternal(_dc, halfStartArrow, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref bounds);
}
}
break;
case ArrowType.Ellipse:
{
pt1 = t1.Transform(new Point(x1 - sizeX1, y1));
_dc.PushTransform(t1);
var c = new Point(x1 - radiusX1, y1);
DrawEllipseInternal(_dc, halfStartArrow, fillStartArrow, strokeStartArrow, sas.IsStroked, sas.IsFilled, ref c, radiusX1, radiusY1);
_dc.Pop();
}
break;
case ArrowType.Arrow:
{
pt1 = t1.Transform(new Point(x1, y1));
var p11 = t1.Transform(new Point(x1 - sizeX1, y1 + sizeY1));
var p21 = t1.Transform(new Point(x1, y1));
var p12 = t1.Transform(new Point(x1 - sizeX1, y1 - sizeY1));
var p22 = t1.Transform(new Point(x1, y1));
DrawLineInternal(_dc, halfStartArrow, strokeStartArrow, sas.IsStroked, ref p11, ref p21);
DrawLineInternal(_dc, halfStartArrow, strokeStartArrow, sas.IsStroked, ref p12, ref p22);
}
break;
}
// draw end arrow
double radiusX2 = eas.RadiusX;
double radiusY2 = eas.RadiusY;
double sizeX2 = 2.0 * radiusX2;
double sizeY2 = 2.0 * radiusY2;
switch (eas.ArrowType)
{
default:
case ArrowType.None:
{
pt2 = new Point(x2, y2);
}
break;
case ArrowType.Rectangle:
{
pt2 = t2.Transform(new Point(x2 - sizeX2, y2));
var rect = new Rect(x2 - sizeX2, y2 - radiusY2, sizeX2, sizeY2);
if (doRectTransform2)
{
_dc.PushTransform(t2);
DrawRectangleInternal(_dc, halfEndArrow, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref rect);
_dc.Pop();
}
else
{
var bounds = t2.TransformBounds(rect);
DrawRectangleInternal(_dc, halfEndArrow, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref bounds);
}
}
break;
case ArrowType.Ellipse:
{
pt2 = t2.Transform(new Point(x2 - sizeX2, y2));
_dc.PushTransform(t2);
var c = new Point(x2 - radiusX2, y2);
DrawEllipseInternal(_dc, halfEndArrow, fillEndArrow, strokeEndArrow, eas.IsStroked, eas.IsFilled, ref c, radiusX2, radiusY2);
_dc.Pop();
}
break;
case ArrowType.Arrow:
{
pt2 = t2.Transform(new Point(x2, y2));
var p11 = t2.Transform(new Point(x2 - sizeX2, y2 + sizeY2));
var p21 = t2.Transform(new Point(x2, y2));
var p12 = t2.Transform(new Point(x2 - sizeX2, y2 - sizeY2));
var p22 = t2.Transform(new Point(x2, y2));
DrawLineInternal(_dc, halfEndArrow, strokeEndArrow, eas.IsStroked, ref p11, ref p21);
DrawLineInternal(_dc, halfEndArrow, strokeEndArrow, eas.IsStroked, ref p12, ref p22);
}
break;
}
// draw line using points from arrow transforms
DrawLineInternal(_dc, halfLine, strokeLine, line.IsStroked, ref pt1, ref pt2);
}
