//========================================================================== public SvgPatternElement(SvgDocument document, SvgBaseElement parent, XElement patternElement) : base(document, parent, patternElement) { var pattern_transform_attribute = patternElement.Attribute("patternTransform"); if (pattern_transform_attribute != null) { PatternTransform = SvgTransform.Parse(pattern_transform_attribute.Value); } var pattern_units_attribute = patternElement.Attribute("patternUnits"); if (pattern_units_attribute != null) { switch (pattern_units_attribute.Value) { case "objectBoundingBox": PatternUnits = SvgPatternUnits.ObjectBoundingBox; break; case "userSpaceOnUse": PatternUnits = SvgPatternUnits.UserSpaceOnUse; break; default: throw new NotImplementedException($"patternUnits value '{pattern_units_attribute.Value}' is no supported"); } } var width_attribute = patternElement.Attribute("width"); if (width_attribute != null) { Width = SvgLength.Parse(width_attribute.Value); } var height_attribute = patternElement.Attribute("height"); if (height_attribute != null) { Height = SvgLength.Parse(height_attribute.Value); } }
//========================================================================== public SvgDrawableBaseElement(SvgDocument document, SvgBaseElement parent, XElement drawableBaseElement) : base(document, parent, drawableBaseElement) { var opacity_attribute = drawableBaseElement.Attribute("opacity"); if (opacity_attribute != null) { Opacity = SvgLength.Parse(opacity_attribute.Value); } var fill_opacity_attribute = drawableBaseElement.Attribute("fill-opacity"); if (fill_opacity_attribute != null) { FillOpacity = SvgLength.Parse(fill_opacity_attribute.Value); } var stroke_opacity_attribute = drawableBaseElement.Attribute("stroke-opacity"); if (stroke_opacity_attribute != null) { StrokeOpacity = SvgLength.Parse(stroke_opacity_attribute.Value); } var transform_attribute = drawableBaseElement.Attribute("transform"); if (transform_attribute != null) { Transform = SvgTransform.Parse(transform_attribute.Value); } var fill_attribute = drawableBaseElement.Attribute("fill"); if (fill_attribute != null) { Fill = SvgPaint.Parse(fill_attribute.Value); } var stroke_attribute = drawableBaseElement.Attribute("stroke"); if (stroke_attribute != null) { Stroke = SvgPaint.Parse(stroke_attribute.Value); } var stroke_width_attribute = drawableBaseElement.Attribute("stroke-width"); if (stroke_width_attribute != null) { StrokeWidth = SvgLength.Parse(stroke_width_attribute.Value); } var stroke_linecap_attribute = drawableBaseElement.Attribute("stroke-linecap"); if (stroke_linecap_attribute != null) { StrokeLinecap = stroke_linecap_attribute.Value switch { "butt" => SvgStrokeLinecap.Butt, "round" => SvgStrokeLinecap.Round, "square" => SvgStrokeLinecap.Square, "inherit" => SvgStrokeLinecap.Inherit, _ => throw new NotImplementedException() } } ; var stroke_linejoin_attribute = drawableBaseElement.Attribute("stroke-linejoin"); if (stroke_linejoin_attribute != null) { StrokeLinejoin = stroke_linejoin_attribute.Value switch { "miter" => SvgStrokeLinejoin.Miter, "round" => SvgStrokeLinejoin.Round, "bevel" => SvgStrokeLinejoin.Bevel, "inherit" => SvgStrokeLinejoin.Inherit, _ => throw new NotSupportedException() } } ; var stroke_miterlimit_attribute = drawableBaseElement.Attribute("stroke-miterlimit"); if (stroke_miterlimit_attribute != null) { if (stroke_miterlimit_attribute.Value == "inherit") { StrokeMiterlimit = double.NaN; } else { var miterlimit = double.Parse(stroke_miterlimit_attribute.Value, CultureInfo.InvariantCulture.NumberFormat); //if(miterlimit < 1) //throw new NotSupportedException("A miterlimit less than 1 is not supported."); StrokeMiterlimit = miterlimit; } } var stroke_dasharray_attribute = drawableBaseElement.Attribute("stroke-dasharray"); if (stroke_dasharray_attribute != null) { if (stroke_dasharray_attribute.Value == "none") { StrokeDasharray = null; } else if (stroke_dasharray_attribute.Value == "inherit") { StrokeDasharray = Array.Empty <SvgLength>(); } else { var lengths = stroke_dasharray_attribute.Value.Split(',').Select(SvgLength.Parse).ToList(); if (lengths.Count % 2 == 1) { StrokeDasharray = new SvgLength[lengths.Count * 2]; for (var i = 0; i < lengths.Count - 1; ++i) { StrokeDasharray[i] = lengths[i]; StrokeDasharray[i + lengths.Count] = lengths[i]; } } else { StrokeDasharray = lengths.ToArray(); } } } var stroke_dashoffset_attribute = drawableBaseElement.Attribute("stroke-dashoffset"); if (stroke_dashoffset_attribute != null) { StrokeDashoffset = SvgLength.Parse(stroke_dashoffset_attribute.Value); } var clip_attribute = drawableBaseElement.Attribute("clip-path"); var clip_path = clip_attribute?.Value.Trim(); if (clip_path?.StartsWith("url") == true) { clip_path = clip_path.Substring(3).Trim(); if (clip_path.StartsWith("(") && clip_path.EndsWith(")")) { clip_path = clip_path.Substring(1, clip_path.Length - 2).Trim(); if (clip_path.StartsWith("#")) { ClipPath = clip_path.Substring(1); } } } var filter_attribute = drawableBaseElement.Attribute("filter"); var filter = filter_attribute?.Value.Trim(); if (filter?.StartsWith("url") == true) { filter = filter.Substring(3).Trim(); if (filter.StartsWith("(") && filter.EndsWith(")")) { filter = filter.Substring(1, filter.Length - 2).Trim(); if (filter.StartsWith("#")) { Filter = filter.Substring(1); } } } var mask_attribute = drawableBaseElement.Attribute("mask"); var mask = mask_attribute?.Value.Trim(); if (mask?.StartsWith("url") == true) { mask = mask.Substring(3).Trim(); if (mask.StartsWith("(") && mask.EndsWith(")")) { mask = mask.Substring(1, mask.Length - 2).Trim(); if (mask.StartsWith("#")) { Mask = mask.Substring(1); } } } var display_attribute = drawableBaseElement.Attribute("display"); if (display_attribute != null) { switch (display_attribute.Value) { case "inline": Display = SvgDisplay.Inline; break; case "block": Display = SvgDisplay.Block; break; case "list-item": Display = SvgDisplay.ListItem; break; case "run-in": Display = SvgDisplay.RunIn; break; case "compact": Display = SvgDisplay.Compact; break; case "marker": Display = SvgDisplay.Marker; break; case "table": Display = SvgDisplay.Table; break; case "inline-table": Display = SvgDisplay.InlineTable; break; case "table-row-group": Display = SvgDisplay.TableRowGroup; break; case "table-header-group": Display = SvgDisplay.TableHeaderGroup; break; case "table-footer-group": Display = SvgDisplay.TableFooterGroup; break; case "table-row": Display = SvgDisplay.TableRow; break; case "table-column-group": Display = SvgDisplay.TableColumnGroup; break; case "table-column": Display = SvgDisplay.TableColumn; break; case "table-cell": Display = SvgDisplay.TableCell; break; case "table-caption": Display = SvgDisplay.TableCaption; break; case "none": Display = SvgDisplay.None; break; default: throw new NotImplementedException(); } } var fill_rule_attribute = drawableBaseElement.Attribute("fill-rule"); if (fill_rule_attribute != null) { FillRule = fill_rule_attribute.Value switch { "nonzero" => SvgFillRule.Nonzero, "evenodd" => SvgFillRule.Evenodd, "inherit" => SvgFillRule.Inherit, _ => throw new NotImplementedException() } } ; // color, color-interpolation, color-rendering // viewBox attribute // preserveAspectRatio attribute // overflow foreach (var element in from element in drawableBaseElement.Elements() where element.Name.NamespaceName == "http://www.w3.org/2000/svg" select element) { switch (element.Name.LocalName) { default: throw new NotImplementedException($"Unhandled element: {element}"); } } }
//========================================================================== public SvgDrawableContainerBaseElement(SvgDocument document, SvgBaseElement parent, XElement drawableContainerElement) : base(document, parent, drawableContainerElement) { var opacity_attribute = drawableContainerElement.Attribute("opacity"); if (opacity_attribute != null) { Opacity = SvgLength.Parse(opacity_attribute.Value); } var transform_attribute = drawableContainerElement.Attribute("transform"); if (transform_attribute != null) { Transform = SvgTransform.Parse(transform_attribute.Value); } var clip_attribute = drawableContainerElement.Attribute("clip-path"); if (clip_attribute != null) { ClipPath = SvgURL.Parse(clip_attribute.Value); } var filter_attribute = drawableContainerElement.Attribute("filter"); if (filter_attribute != null) { Filter = SvgURL.Parse(filter_attribute.Value); } var mask_attribute = drawableContainerElement.Attribute("mask"); if (mask_attribute != null) { Mask = SvgURL.Parse(mask_attribute.Value); } var display_attribute = drawableContainerElement.Attribute("display"); if (display_attribute != null) { switch (display_attribute.Value) { case "inline": Display = SvgDisplay.Inline; break; case "block": Display = SvgDisplay.Block; break; case "list-item": Display = SvgDisplay.ListItem; break; case "run-in": Display = SvgDisplay.RunIn; break; case "compact": Display = SvgDisplay.Compact; break; case "marker": Display = SvgDisplay.Marker; break; case "table": Display = SvgDisplay.Table; break; case "inline-table": Display = SvgDisplay.InlineTable; break; case "table-row-group": Display = SvgDisplay.TableRowGroup; break; case "table-header-group": Display = SvgDisplay.TableHeaderGroup; break; case "table-footer-group": Display = SvgDisplay.TableFooterGroup; break; case "table-row": Display = SvgDisplay.TableRow; break; case "table-column-group": Display = SvgDisplay.TableColumnGroup; break; case "table-column": Display = SvgDisplay.TableColumn; break; case "table-cell": Display = SvgDisplay.TableCell; break; case "table-caption": Display = SvgDisplay.TableCaption; break; case "none": Display = SvgDisplay.None; break; default: throw new NotImplementedException(); } } }
//========================================================================== public SvgGradientBaseElement(SvgDocument document, SvgBaseElement parent, XElement gradientElement) : base(document, parent, gradientElement) { var gradient_units_attribute = gradientElement.Attribute("gradientUnits"); if (gradient_units_attribute != null) { switch (gradient_units_attribute.Value) { case "objectBoundingBox": GradientUnits = SvgGradientUnits.ObjectBoundingBox; break; case "userSpaceOnUse": GradientUnits = SvgGradientUnits.UserSpaceOnUse; break; default: throw new NotImplementedException($"gradientUnits value '{gradient_units_attribute.Value}' is no supported"); } } var gradient_transform_attribute = gradientElement.Attribute("gradientTransform"); if (gradient_transform_attribute != null) { Transform = SvgTransform.Parse(gradient_transform_attribute.Value); } var spread_method_attribute = gradientElement.Attribute("spreadMethod"); if (spread_method_attribute != null) { switch (spread_method_attribute.Value) { case "pad": SpreadMethod = SvgSpreadMethod.Pad; break; case "reflect": SpreadMethod = SvgSpreadMethod.Reflect; break; case "repeat": SpreadMethod = SvgSpreadMethod.Repeat; break; } } foreach (var element in from element in gradientElement.Elements() where element.Name.NamespaceName == "http://www.w3.org/2000/svg" select element) { switch (element.Name.LocalName) { case "stop": Stops.Add(new SvgStopElement(Document, this, element)); break; default: throw new NotImplementedException($"Unhandled element: {element}"); } } }