//void RealizeLinearGradientBrush(LinearGradientBrush brush)
//{
// // HACK
// int count = brush.GradientStops.Count;
// int idx = count / 2;
// RealizeFillHack(brush.GradientStops[idx].Color);
// //Debugger.Break();
//}
//void RealizeRadialGradientBrush(RadialGradientBrush brush)
//{
// int count = brush.GradientStops.Count;
// int idx = count / 2;
// RealizeFillHack(brush.GradientStops[idx].Color);
//}
#endregion
/// <summary>
/// Helper for not yet implemented brush types.
/// </summary>
void RealizeFillHack(Color color)
{
this.writer.WriteRgb(color, " rg\n");
//if (this.realizedFillColor.ScA != color.ScA)
{
PdfExtGState extGState = this.writer.Owner.ExtGStateTable.GetExtGStateNonStroke(color.ScA);
string gs = this.writer.Resources.AddExtGState(extGState);
this.writer.WriteLiteral("{0} gs\n", gs);
// Must create transparany group
if (color.ScA < 1)
{
this.writer.CreateDefaultTransparencyGroup();
}
}
this.realizedFillColor = color;
}
public void RealizeFill(Brush brush, double opacity, ref XForm xform, ref XImage ximage) // PdfColorMode colorMode)
{
SolidColorBrush sbrush;
LinearGradientBrush lbrush;
RadialGradientBrush rbrush;
ImageBrush ibrush;
VisualBrush vbrush;
if ((sbrush = brush as SolidColorBrush) != null)
{
Color color = sbrush.Color.ToXpsColor();
//color = ColorSpaceHelper.EnsureColorMode(colorMode, color);
this.writer.WriteRgb(color, " rg\n");
//if (this.renderer.Owner.Version >= 14 && this.realizedStrokeColor.A != color.A)
//if (this.realizedFillColor.ScA != color.ScA)
{
PdfExtGState extGState = this.writer.Owner.ExtGStateTable.GetExtGStateNonStroke(color.ScA);
string gs = this.writer.Resources.AddExtGState(extGState);
this.writer.WriteLiteral("{0} gs\n", gs);
// Must create transparany group
if (color.ScA < 1)
{
this.writer.CreateDefaultTransparencyGroup();
}
}
this.realizedFillColor = color;
//if (colorMode != PdfColorMode.Cmyk)
//{
// if (this.realizedFillColor.Rgb != color.Rgb)
// {
// this.renderer.Append(PdfEncoders.ToString(color, PdfColorMode.Rgb));
// this.renderer.Append(" rg\n");
// }
//}
//else
//{
// if (!ColorSpaceHelper.IsEqualCmyk(this.realizedFillColor, color))
// {
// this.renderer.Append(PdfEncoders.ToString(color, PdfColorMode.Cmyk));
// this.renderer.Append(" k\n");
// }
//}
//if (this.renderer.Owner.Version >= 14 && this.realizedFillColor.A != color.A)
//{
// PdfExtGState extGState = this.renderer.Owner.ExtGStateTable.GetExtGStateNonStroke(color.A);
// string gs = this.renderer.Resources.AddExtGState(extGState);
// this.renderer.AppendFormat("{0} gs\n", gs);
// // Must create transparany group
// if (this.renderer.page != null && color.A < 1)
// this.renderer.page.transparencyUsed = true;
//}
//this.realizedFillColor = color;
}
else if ((lbrush = brush as LinearGradientBrush) != null)
{
// NOT IN USE ANYMORE
//RealizeLinearGradientBrush(lbrush, xform);
}
else if ((rbrush = brush as RadialGradientBrush) != null)
{
// NOT IN USE ANYMORE
//RealizeRadialGradientBrush(rbrush, xform);
}
else if ((ibrush = brush as ImageBrush) != null)
{
// NOT IN USE ANYMORE
//RealizeImageBrush(ibrush, ref xform, ref ximage);
}
else if ((vbrush = brush as VisualBrush) != null)
{
// NOT IN USE ANYMORE
//RealizeVisualBrush(vbrush, ref xform);
}
else
{
//return new SolidColorBrush(Colors//
//Debugger.Break();
}
}
public void RealizeStroke(Path path) // XPen pen, PdfColorMode colorMode)
{
//XColor color = pen.Color;
//color = ColorSpaceHelper.EnsureColorMode(colorMode, color);
var brush = path.Stroke;
SolidColorBrush sBrush;
if ((sBrush = brush as SolidColorBrush) != null)
{
var thickness = path.StrokeThickness;
// Adjust based on path geometry transform since XPS doesn't apply scale to stroke thickness
if (path.Data.Transform != null && !path.Data.Transform.Value.IsIdentity)
{
var actualThickness = thickness *
((path.Data.Transform.Value.M11 + path.Data.Transform.Value.M12) + (path.Data.Transform.Value.M21 + path.Data.Transform.Value.M22)) / 2;
/*
* actual requir
* ------ = ------
* requir necess
*/
thickness = thickness * thickness / actualThickness;
}
//if (this.realizedLineWith != width)
{
this.writer.WriteLiteral("{0:0.###} w\n", thickness);
this.realizedLineWith = thickness;
}
RealizeStrokeStyle(path);
var color = sBrush.Color;
double opacity = path.Opacity * color.ScA;
if (opacity < 1)
{
var extGState = this.writer.Owner.ExtGStateTable.GetExtGStateStroke(color.ScA);
string gs = this.writer.Resources.AddExtGState(extGState);
this.writer.WriteLiteral("{0} gs\n", gs);
// Must create transparany group
//if (color.ScA < 1)
this.writer.CreateDefaultTransparencyGroup();
}
this.writer.WriteRgb(color, " RG\n");
this.realizedStrokeColor = color.ToXpsColor();
}
else
{
Debug.WriteLine("Stroke with non SolidColorBrush");
//throw new NotImplementedException("Stroke with non SolidColorBrush");
}
//if (this.realizedLineCap != (int)pen.lineCap)
//{
// this.renderer.AppendFormat("{0} J\n", (int)pen.lineCap);
// this.realizedLineCap = (int)pen.lineCap;
//}
//if (this.realizedLineJoin != (int)pen.lineJoin)
//{
// this.renderer.AppendFormat("{0} j\n", (int)pen.lineJoin);
// this.realizedLineJoin = (int)pen.lineJoin;
//}
//if (this.realizedLineCap == (int)XLineJoin.Miter)
//{
// if (this.realizedMiterLimit != (int)pen.miterLimit && (int)pen.miterLimit != 0)
// {
// this.renderer.AppendFormat("{0} M\n", (int)pen.miterLimit);
// this.realizedMiterLimit = (int)pen.miterLimit;
// }
//}
//if (this.realizedDashStyle != pen.dashStyle || pen.dashStyle == XDashStyle.Custom)
//{
// double dot = pen.Width;
// double dash = 3 * dot;
// // Line width 0 is not recommended but valid
// XDashStyle dashStyle = pen.DashStyle;
// if (dot == 0)
// dashStyle = XDashStyle.Solid;
// switch (dashStyle)
// {
// case XDashStyle.Solid:
// this.renderer.Append("[]0 d\n");
// break;
// case XDashStyle.Dash:
// this.renderer.AppendFormat("[{0:0.##} {1:0.##}]0 d\n", dash, dot);
// break;
// case XDashStyle.Dot:
// this.renderer.AppendFormat("[{0:0.##}]0 d\n", dot);
// break;
// case XDashStyle.DashDot:
// this.renderer.AppendFormat("[{0:0.##} {1:0.##} {1:0.##} {1:0.##}]0 d\n", dash, dot);
// break;
// case XDashStyle.DashDotDot:
// this.renderer.AppendFormat("[{0:0.##} {1:0.##} {1:0.##} {1:0.##} {1:0.##} {1:0.##}]0 d\n", dash, dot);
// break;
// case XDashStyle.Custom:
// {
// StringBuilder pdf = new StringBuilder("[", 256);
// int len = pen.dashPattern == null ? 0 : pen.dashPattern.Length;
// for (int idx = 0; idx < len; idx++)
// {
// if (idx > 0)
// pdf.Append(' ');
// pdf.Append(PdfEncoders.ToString(pen.dashPattern[idx] * pen.width));
// }
// // Make an even number of values look like in GDI+
// if (len > 0 && len % 2 == 1)
// {
// pdf.Append(' ');
// pdf.Append(PdfEncoders.ToString(0.2 * pen.width));
// }
// pdf.AppendFormat(CultureInfo.InvariantCulture, "]{0:0.###} d\n", pen.dashOffset * pen.width);
// string pattern = pdf.ToString();
// // BUG: [email protected] reported a realizing problem
// // HACK: I romove the if clause
// //if (this.realizedDashPattern != pattern)
// {
// this.realizedDashPattern = pattern;
// this.renderer.Append(pattern);
// }
// }
// break;
// }
// this.realizedDashStyle = dashStyle;
//}
//if (colorMode != PdfColorMode.Cmyk)
//{
//if (this.realizedStrokeColor.Rgb != color.Rgb)
//{
// this.renderer.Append(PdfEncoders.ToString(color, PdfColorMode.Rgb));
// this.renderer.Append(" RG\n");
//}
//}
//else
//{
// if (!ColorSpaceHelper.IsEqualCmyk(this.realizedStrokeColor, color))
// {
// this.renderer.Append(PdfEncoders.ToString(color, PdfColorMode.Cmyk));
// this.renderer.Append(" K\n");
// }
//}
//if (this.renderer.Owner.Version >= 14 && this.realizedStrokeColor.A != color.A)
//{
// PdfExtGState extGState = this.renderer.Owner.ExtGStateTable.GetExtGStateStroke(color.A);
// string gs = this.renderer.Resources.AddExtGState(extGState);
// this.renderer.AppendFormat("{0} gs\n", gs);
// // Must create transparany group
// if (this.renderer.page != null && color.A < 1)
// this.renderer.page.transparencyUsed = true;
//}
//this.realizedStrokeColor = color;
}
