private static XPen ToXPen(Core2D.Style.BaseStyle style, Func <double, double> scale, double sourceDpi, double targetDpi)
{
var pen = new XPen(ToXColor(style.Stroke), scale(style.Thickness * targetDpi / sourceDpi));
switch (style.LineCap)
{
case Core2D.Style.LineCap.Flat:
pen.LineCap = XLineCap.Flat;
break;
case Core2D.Style.LineCap.Square:
pen.LineCap = XLineCap.Square;
break;
case Core2D.Style.LineCap.Round:
pen.LineCap = XLineCap.Round;
break;
}
if (style.Dashes != null)
{
// TODO: Convert to correct dash values.
pen.DashPattern = Core2D.Style.ShapeStyle.ConvertDashesToDoubleArray(style.Dashes);
}
pen.DashOffset = style.DashOffset;
return(pen);
}
private void DrawLineInternal(DxfDocument dxf, Layer layer, Core2D.Style.BaseStyle style, bool isStroked, double x1, double y1, double x2, double y2)
{
if (isStroked)
{
var stroke = ToColor(style.Stroke);
var strokeTansparency = ToTransparency(style.Stroke);
var lineweight = ToLineweight(style.Thickness);
var dxfLine = CreateLine(x1, y1, x2, y2);
dxfLine.Layer = layer;
dxfLine.Color = stroke;
dxfLine.Transparency.Value = strokeTansparency;
dxfLine.Lineweight = lineweight;
dxf.AddEntity(dxfLine);
}
}
private void DrawEllipseInternal(DxfDocument dxf, Layer layer, bool isFilled, bool isStroked, Core2D.Style.BaseStyle style, ref Core2D.Math.Rect2 rect)
{
var dxfEllipse = CreateEllipse(rect.X, rect.Y, rect.Width, rect.Height);
if (isFilled)
{
var fill = ToColor(style.Fill);
var fillTransparency = ToTransparency(style.Fill);
// TODO: The netDxf does not create hatch for Ellipse with end angle equal to 360.
var bounds =
new List <HatchBoundaryPath>
{
new HatchBoundaryPath(
new List <EntityObject>
{
(Ellipse)dxfEllipse.Clone()
})
};
var hatch = new Hatch(HatchPattern.Solid, bounds, false);
hatch.Layer = layer;
hatch.Color = fill;
hatch.Transparency.Value = fillTransparency;
dxf.AddEntity(hatch);
}
if (isStroked)
{
var stroke = ToColor(style.Stroke);
var strokeTansparency = ToTransparency(style.Stroke);
var lineweight = ToLineweight(style.Thickness);
dxfEllipse.Layer = layer;
dxfEllipse.Color = stroke;
dxfEllipse.Transparency.Value = strokeTansparency;
dxfEllipse.Lineweight = lineweight;
dxf.AddEntity(dxfEllipse);
}
}
private void DrawRectangleInternal(DxfDocument dxf, Layer layer, bool isFilled, bool isStroked, Core2D.Style.BaseStyle style, ref Core2D.Math.Rect2 rect)
{
double x = rect.X;
double y = rect.Y;
double w = rect.Width;
double h = rect.Height;
if (isFilled)
{
var fill = ToColor(style.Fill);
var fillTransparency = ToTransparency(style.Fill);
var bounds =
new List <HatchBoundaryPath>
{
new HatchBoundaryPath(
new List <EntityObject>
{
CreateLine(x, y, x + w, y),
CreateLine(x + w, y, x + w, y + h),
CreateLine(x + w, y + h, x, y + h),
CreateLine(x, y + h, x, y)
})
};
var hatch = new Hatch(HatchPattern.Solid, bounds, false);
hatch.Layer = layer;
hatch.Color = fill;
hatch.Transparency.Value = fillTransparency;
dxf.AddEntity(hatch);
}
if (isStroked)
{
DrawLineInternal(dxf, layer, style, true, x, y, x + w, y);
DrawLineInternal(dxf, layer, style, true, x + w, y, x + w, y + h);
DrawLineInternal(dxf, layer, style, true, x + w, y + h, x, y + h);
DrawLineInternal(dxf, layer, style, true, x, y + h, x, y);
}
}