private Style FindCustomStyle(XElement block)
{
var child = block.Descendants(ns + "T").FirstOrDefault();
if (child != null)
{
var analyzer = new StyleAnalyzer(page);
var style = new Style(analyzer.CollectStyleProperties(child));
var find = customStyles.Find(s =>
s.FontFamily == style.FontFamily &&
s.FontSize == style.FontSize &&
s.Color == style.Color &&
s.Highlight == style.Highlight &&
s.IsBold == style.IsBold &&
s.IsItalic == style.IsItalic &&
s.IsUnderline == style.IsUnderline &&
s.SpaceBefore == style.SpaceBefore &&
s.SpaceAfter == style.SpaceAfter
// ignoring IsStrikethrough, IsSuperscript, IsSubscript
);
return(find);
}
return(null);
}
private int AlterSelections()
{
var elements = page.Root.Element(ns + "Outline").Descendants(ns + "T")
.Where(e => e.Attributes("selected").Any(a => a.Value == "all"));
if (elements.IsNullOrEmpty())
{
return(0);
}
var count = 0;
var analyzer = new StyleAnalyzer(page.Root, true);
foreach (var element in elements)
{
analyzer.Clear();
var style = new Style(analyzer.CollectStyleProperties(element));
// add .05 to compensate for unpredictable behavior; there are cases where going
// from 11pt to 12pt actually causes OneNote to calculate 9pt :-(
style.FontSize = (ParseFontSize(style.FontSize) + delta).ToString("#0") + ".05pt";
var stylizer = new Stylizer(style);
stylizer.ApplyStyle(element);
count++;
}
return(count);
}
/*
* <one:OE >
* <one:T><![CDATA[<span
* style='font-family:Calibri'>This is the third </span><span style='font-weight:
* bold;font-style:italic;text-decoration:underline line-through;font-family:Consolas;
* color:#70AD47'>li</span>]]></one:T>
* <one:T selected="all" style="font-family:Consolas;font-size:12.0pt;color:#70AD47"><![CDATA[]]></one:T>
* <one:T style="font-family:Consolas;font-size:12.0pt;color:#70AD47"><![CDATA[<span style='font-weight:bold;font-style:italic;
* text-decoration:underline line-through'>ne </span>]]></one:T>
* </one:OE>
*/
/// <summary>
/// Infer styles from the context at the position of the text cursor on the current page.
/// </summary>
private Style CollectStyleFromContext()
{
// infer contextual style
XElement page = null;
using (var manager = new ApplicationManager())
{
page = manager.CurrentPage();
}
if (page == null)
{
return(null);
}
var ns = page.GetNamespaceOfPrefix("one");
var selection =
(from e in page.Descendants(ns + "T")
where e.Attributes("selected").Any(a => a.Value.Equals("all"))
select e).FirstOrDefault();
if (selection != null)
{
var analyzer = new StyleAnalyzer(page, inward: false);
var cdata = selection.GetCData();
if (cdata.IsEmpty())
{
// inside a word, adjacent to a word, or somewhere in whitespace?
if ((selection.PreviousNode is XElement prev) && !prev.GetCData().EndsWithWhitespace())
{
selection = prev;
if ((selection.DescendantNodes()?
.OfType <XCData>()
.LastOrDefault() is XCData data) && !string.IsNullOrEmpty(data?.Value))
{
var wrapper = data.GetWrapper();
// if last node is text then skip the cdata and examine the parent T
// otherwise if last node is a span then start with its style
var last = wrapper.Nodes().Reverse().First(n =>
n.NodeType == XmlNodeType.Text ||
((n is XElement ne) && ne.Name.LocalName == "span"));
if (last?.NodeType == XmlNodeType.Element)
{
var wspan = last as XElement;
if (wspan.Attribute("style") != null)
{
analyzer.CollectStyleProperties(wspan);
}
}
}
}
else
{
if ((selection.NextNode is XElement next) && !next.GetCData().StartsWithWhitespace())
{
selection = next;
if ((selection.DescendantNodes()?
.OfType <XCData>()
.FirstOrDefault() is XCData data) && !string.IsNullOrEmpty(data?.Value))
{
var wrapper = data.GetWrapper();
// if first node is text then skip the cdata and examine the parent T
// otherwise if first node is a span then start with its style
var last = wrapper.Nodes().First(n =>
n.NodeType == XmlNodeType.Text ||
((n is XElement ne) && ne.Name.LocalName == "span"));
if (last?.NodeType == XmlNodeType.Element)
{
var wspan = last as XElement;
if (wspan.Attribute("style") != null)
{
analyzer.CollectStyleProperties(wspan);
}
}
}
}
}
}
var properties = analyzer.CollectStyleProperties(selection);
var style = new Style(properties)
{
Name = "Style-" + new Random().Next(1000, 9999).ToString()
};
return(style);
}