public static void SetSvgFontSize(this HtmlElement element, double fontSize, SvgValueConverter converter)
{
if (fontSize.IsNaN())
{
element.ClearHtmlStyleProperty("font-size");
}
else
{
element.SetSvgAttribute("font-size", converter.ToPixelString(fontSize));
}
}
public static void SetSvgSize(this HtmlElement element, Size size, SvgValueConverter converter)
{
if (size.IsNullOrEmpty())
{
element.RemoveAttribute("width");
element.RemoveAttribute("height");
}
else
{
element.SetAttribute("width", converter.ToImplicitValueString(size.Width));
element.SetAttribute("height", converter.ToImplicitValueString(size.Height));
}
}
public WebApplicationHost()
{
RenderQueue renderQueue = new RenderQueue();
HtmlValueConverter htmlValueConverter = new HtmlValueConverter();
SvgValueConverter svgValueConverter = new SvgValueConverter();
SvgDefinitionContainer svgDefinitionContainer = new SvgDefinitionContainer(renderQueue);
ImageElementContainer imageElementContainer = new ImageElementContainer();
EmbeddedResourceObjectFactory embeddedResourceObjectFactory = new EmbeddedResourceObjectFactory(htmlValueConverter);
HtmlRenderElementFactory htmlRenderElementFactory = new HtmlRenderElementFactory(renderQueue, htmlValueConverter, imageElementContainer, embeddedResourceObjectFactory, svgValueConverter, svgDefinitionContainer);
PresentationSourceFactory = new PresentationSourceFactory(htmlRenderElementFactory, htmlValueConverter, imageElementContainer, svgDefinitionContainer);
TaskScheduler = new TaskScheduler();
TextMeasurementService = new TextMeasurementService(htmlValueConverter);
}
private static void SetSvgAttribute(this HtmlElement element, string attributeName, double value, SvgValueConverter converter)
{
if (value.IsNaN())
{
element.RemoveAttribute(attributeName);
}
else
{
element.SetAttribute(attributeName, converter.ToImplicitValueString(value));
}
}
public static void SetSvgTransform(this HtmlElement element, Matrix transform, SvgValueConverter converter)
{
if (transform.IsNullOrIdentity())
{
element.RemoveAttribute("transform");
}
else
{
element.SetAttribute("transform", converter.ToMatrixString(transform));
}
}
public static void SetSvgLocation(this HtmlElement element, Point location, SvgValueConverter converter)
{
element.SetSvgPointAttributes("x", "y", location, converter);
}
public static void SetSvgSpreadMethod(this HtmlElement element, GradientSpreadMethod spreadMethod, SvgValueConverter converter)
{
element.SetAttribute("spreadMethod", converter.ToSpreadMethodString(spreadMethod));
}
public static void SetSvgMappingMode(this HtmlElement element, BrushMappingMode mappingMode, SvgValueConverter converter)
{
element.SetAttribute("gradientUnits", converter.ToGradientUnitsString(mappingMode));
}
public static void SetSvgFontStyle(this HTMLElement element, System.Windows.FontStyle fontStyle, SvgValueConverter converter)
{
if (fontStyle == System.Windows.FontStyle.Normal)
{
element.ClearHtmlStyleProperty("font-style");
}
else
{
element.SetSvgAttribute("font-style", converter.ToFontStyleString(fontStyle));
}
}
public static void SetSvgGradientOrigin(this HtmlElement element, Point gradientOrigin, SvgValueConverter converter)
{
element.SetSvgPointAttributes("fx", "fy", gradientOrigin, converter);
}
public static void SetSvgBounds(this HtmlElement element, Rect bounds, SvgValueConverter converter)
{
element.SetSvgLocation(bounds.Location, converter);
element.SetSvgSize(bounds.Size, converter);
}
public static void SetSvgOpacity(this HtmlElement element, double opacity, SvgValueConverter converter)
{
element.SetSvgAttribute("opacity", opacity, converter);
}
public static void SetSvgFontStretch(this HtmlElement element, System.Windows.FontStretch fontStretch, SvgValueConverter converter)
{
if (fontStretch == System.Windows.FontStretch.Normal)
{
element.ClearHtmlStyleProperty("font-stretch");
}
else
{
element.SetSvgAttribute("font-stretch", converter.ToFontStretchString(fontStretch));
}
}
public static void SetSvgEndPoint(this HtmlElement element, Point endPoint, SvgValueConverter converter)
{
element.SetSvgPointAttributes("x2", "y2", endPoint, converter);
}
public static void SetSvgFontWeight(this HtmlElement element, FontWeight fontWeight, SvgValueConverter converter)
{
if (fontWeight == FontWeight.Normal)
{
element.ClearHtmlStyleProperty("font-weight");
}
else
{
element.SetSvgAttribute("font-weight", converter.ToFontWeightString(fontWeight));
}
}
public static void SetSvgStartPoint(this HtmlElement element, Point startPoint, SvgValueConverter converter)
{
element.SetSvgPointAttributes("x1", "y1", startPoint, converter);
}
public static void SetSvgFontFamily(this HtmlElement element, FontFamily fontFamily, SvgValueConverter converter)
{
if (!fontFamily.FamilyNames.Any())
{
element.ClearHtmlStyleProperty("font-family");
}
else
{
element.SetSvgAttribute("font-family", converter.ToFontFamilyNamesString(fontFamily));
}
}
public static void SetSvgImageSource(this HtmlElement element, ImageSource imageSource, IRenderElementFactory factory, SvgValueConverter converter)
{
element.SetAttributeNS(SvgDocument.XlinkNamespaceUri, "href", converter.ToImageUrl(imageSource, factory));
}
private static void SetSvgPointAttributes(this HtmlElement element, string xAttributeName, string yAttributeName, Point point, SvgValueConverter converter)
{
if (point.IsNullOrEmpty())
{
element.RemoveAttribute(xAttributeName);
element.RemoveAttribute(yAttributeName);
}
else
{
element.SetAttribute(xAttributeName, converter.ToImplicitValueString(point.X));
element.SetAttribute(yAttributeName, converter.ToImplicitValueString(point.Y));
}
}
public static void SetSvgStrokeThickness(this HtmlElement element, double strokeThickness, SvgValueConverter converter)
{
element.SetSvgAttribute("stroke-width", strokeThickness, converter);
}
public static void SetSvgCenter(this HtmlElement element, Point center, SvgValueConverter converter)
{
element.SetSvgPointAttributes("cx", "cy", center, converter);
}
