public PaintServer Parse(string value)
{
if (value == "none")
{
return(null);
}
if (value[0] == '#')
{
return(ParseSolidColor(value));
}
PaintServer result = null;;
if (m_servers.TryGetValue(value, out result))
{
return(result);
}
if (value.StartsWith("url"))
{
string id = ShapeUtil.ExtractBetween(value, '(', ')');
if (id.Length > 0 && id[0] == '#')
{
id = id.Substring(1);
}
m_servers.TryGetValue(id, out result);
return(result);
}
return(ParseKnownColor(value));
}
static Element NextTag(SVG svg, Element parent, string text, ref int curPos)
{
int start = text.IndexOf("<", curPos);
if (start < 0)
{
return(null);
}
int end = text.IndexOf(">", start + 1);
if (end < 0)
{
throw new Exception("Start '<' with no end '>'");
}
end++;
string tagtext = text.Substring(start, end - start);
if (tagtext.IndexOf("<", 1) > 0)
{
throw new Exception(string.Format("Start '<' within tag 'tag'"));
}
List <ShapeUtil.Attribute> attrs = new List <ShapeUtil.Attribute>();
int attrstart = tagtext.IndexOf("tspan");
if (attrstart > 0)
{
attrstart += 5;
while (attrstart < tagtext.Length - 1)
{
attrs.Add(ShapeUtil.ReadNextAttr(tagtext, ref attrstart));
}
}
Element tag = new Element(svg, parent, Element.eElementType.Tag, attrs);
tag.StartIndex = start;
tag.Text = text.Substring(start, end - start);
if (tag.Text.IndexOf("<", 1) > 0)
{
throw new Exception(string.Format("Start '<' within tag 'tag'"));
}
curPos = end;
return(tag);
}
protected virtual void Parse(SVG svg, string name, string value)
{
if (name == SVGTags.sTransform)
{
Transform = ShapeUtil.ParseTransform(value.ToLower());
return;
}
if (name == SVGTags.sStroke)
{
GetStroke(svg).Color = svg.PaintServers.Parse(value);
return;
}
if (name == SVGTags.sStrokeWidth)
{
GetStroke(svg).Width = XmlUtil.ParseDouble(svg, value);
return;
}
if (name == SVGTags.sStrokeOpacity)
{
GetStroke(svg).Opacity = XmlUtil.ParseDouble(svg, value) * 100;
return;
}
if (name == SVGTags.sStrokeDashArray)
{
if (value == "none")
{
GetStroke(svg).StrokeArray = null;
return;
}
ShapeUtil.StringSplitter sp = new ShapeUtil.StringSplitter(value);
List <double> a = new List <double>();
while (sp.More)
{
a.Add(sp.ReadNextValue());
}
GetStroke(svg).StrokeArray = a.ToArray();
return;
}
if (name == SVGTags.sStrokeLinecap)
{
GetStroke(svg).LineCap = (ClipArtViewer.Stroke.eLineCap)Enum.Parse(typeof(ClipArtViewer.Stroke.eLineCap), value);
return;
}
if (name == SVGTags.sStrokeLinejoin)
{
GetStroke(svg).LineJoin = (ClipArtViewer.Stroke.eLineJoin)Enum.Parse(typeof(ClipArtViewer.Stroke.eLineJoin), value);
return;
}
if (name == SVGTags.sFill)
{
GetFill(svg).Color = svg.PaintServers.Parse(value);
return;
}
if (name == SVGTags.sFillOpacity)
{
GetFill(svg).Opacity = XmlUtil.ParseDouble(svg, value) * 100;
return;
}
if (name == SVGTags.sFillRule)
{
GetFill(svg).FillRule = (Fill.eFillRule)Enum.Parse(typeof(Fill.eFillRule), value);
return;
}
if (name == SVGTags.sStyle)
{
foreach (ShapeUtil.Attribute item in XmlUtil.SplitStyle(svg, value))
{
Parse(svg, item);
}
}
//********************** text *******************
if (name == SVGTags.sFontFamily)
{
GetTextStyle(svg).FontFamily = value;
return;
}
if (name == SVGTags.sFontSize)
{
GetTextStyle(svg).FontSize = XmlUtil.AttrValue(new ShapeUtil.Attribute(name, value));
return;
}
if (name == SVGTags.sFontWeight)
{
GetTextStyle(svg).Fontweight = (FontWeight) new FontWeightConverter().ConvertFromString(value);
return;
}
if (name == SVGTags.sFontStyle)
{
GetTextStyle(svg).Fontstyle = (FontStyle) new FontStyleConverter().ConvertFromString(value);
return;
}
if (name == SVGTags.sTextDecoration)
{
TextDecoration t = new TextDecoration();
if (value == "none")
{
return;
}
if (value == "underline")
{
t.Location = TextDecorationLocation.Underline;
}
if (value == "overline")
{
t.Location = TextDecorationLocation.OverLine;
}
if (value == "line-through")
{
t.Location = TextDecorationLocation.Strikethrough;
}
TextDecorationCollection tt = new TextDecorationCollection();
tt.Add(t);
GetTextStyle(svg).TextDecoration = tt;
return;
}
if (name == SVGTags.sTextAnchor)
{
if (value == "start")
{
GetTextStyle(svg).TextAlignment = TextAlignment.Left;
}
if (value == "middle")
{
GetTextStyle(svg).TextAlignment = TextAlignment.Center;
}
if (value == "end")
{
GetTextStyle(svg).TextAlignment = TextAlignment.Right;
}
return;
}
if (name == "word-spacing")
{
GetTextStyle(svg).WordSpacing = XmlUtil.AttrValue(new ShapeUtil.Attribute(name, value));
return;
}
if (name == "letter-spacing")
{
GetTextStyle(svg).LetterSpacing = XmlUtil.AttrValue(new ShapeUtil.Attribute(name, value));
return;
}
if (name == "baseline-shift")
{
//GetTextStyle(svg).BaseLineShift = XmlUtil.AttrValue(new ShapeUtil.Attribute(name, value));
GetTextStyle(svg).BaseLineShift = value;
return;
}
}
public GradientColor(PaintServerManager owner, XmlNode node) : base(owner)
{
GradientUnits = XmlUtil.AttrValue(node, "gradientUnits", string.Empty);
string transform = XmlUtil.AttrValue(node, "gradientTransform", string.Empty);
if (transform.Length > 0)
{
Transform = ShapeUtil.ParseTransform(transform.ToLower());
}
if (node.ChildNodes.Count == 0 && XmlUtil.AttrValue(node, "xlink:href", string.Empty).Length > 0)
{
string refid = XmlUtil.AttrValue(node, "xlink:href", string.Empty);
GradientColor refcol = owner.Parse(refid.Substring(1)) as GradientColor;
if (refcol == null)
{
return;
}
m_stops = new List <GradientStop>(refcol.m_stops);
}
foreach (XmlNode childnode in node.ChildNodes)
{
if (childnode.Name == "stop")
{
List <XmlAttribute> styleattr = new List <XmlAttribute>();
string fullstyle = XmlUtil.AttrValue(childnode, SVGTags.sStyle, string.Empty);
if (fullstyle.Length > 0)
{
foreach (ShapeUtil.Attribute styleitem in XmlUtil.SplitStyle(null, fullstyle))
{
styleattr.Add(new XmlUtil.StyleItem(childnode, styleitem.Name, styleitem.Value));
}
}
foreach (XmlAttribute attr1 in styleattr)
{
childnode.Attributes.Append(attr1);
}
double offset = XmlUtil.AttrValue(childnode, "offset", (double)0);
string s = XmlUtil.AttrValue(childnode, "stop-color", "#0");
double stopopacity = XmlUtil.AttrValue(childnode, "stop-opacity", (double)1);
Color color;
if (s.StartsWith("#"))
{
color = PaintServerManager.ParseHexColor(s);
}
else
{
color = PaintServerManager.KnownColor(s);
}
if (stopopacity != 1)
{
color = Color.FromArgb((byte)(stopopacity * 255), color.R, color.G, color.B);
}
if (offset > 1)
{
offset = offset / 100;
}
m_stops.Add(new GradientStop(color, offset));
}
}
}