public static a.Paragraph SetText(this a.Paragraph paragraph, string text, Font font = null, Color?fontColor = null)
{
paragraph.RemoveAllChildren <a.Run>();
var run = new a.Run().Init(text, font, fontColor);
paragraph.Append(run);
return(paragraph);
}
// ReSharper disable once UnusedParameter.Local
private static void UpdatePowerPointBlock(OpenXmlPartContainer container, OpenXmlElement block, string content)
{
OXP.Shape shape = (OXP.Shape)block.CloneNode(true);
OXD.Run run = (OXD.Run)shape.TextBody.Descendants <OXD.Run>().First().CloneNode(true);
run.Text = new OXD.Text(content);
OXD.Paragraph paragraph = shape.TextBody.GetFirstChild <OXD.Paragraph>();
paragraph.RemoveAllChildren <OXD.Run>();
OXD.EndParagraphRunProperties endP = paragraph.GetFirstChild <OXD.EndParagraphRunProperties>();
paragraph.InsertBefore(run, endP);
block.Parent.ReplaceChild(shape, block);
}
/// <summary>
/// Replaces text tag with hyperlink id. Hyperlink identified by Id hes to be a part of the slide.
/// </summary>
/// <param name="p">The paragraph (a:p).</param>
/// <param name="tag">The tag to replace by newText, if null or empty do nothing; tag is a regex string.</param>
/// <param name="newText">The new text to replace the tag with, if null replaced by empty string and not visible.</param>
/// <param name="relationshipId">Hyperlink relationship Id. Relationship has to be existing on slide level.</param>
/// <param name="fontName">Font name</param>
/// <param name="fontSize">Font size. E.g. 800 is 8pt (small) font. If value is less than 100 it will be multiplied by 100 to keep up with PPT notation.</param>
/// <returns></returns>
internal static bool ReplaceTagWithHyperlink(A.Paragraph p, string tag, string newText, string relationshipId, string fontName = "Calibri", int fontSize = 800)
{
bool replaced = false;
if (string.IsNullOrEmpty(tag))
{
return(replaced);
}
if (newText == null)
{
newText = string.Empty;
}
newText = RemoveInvalidXMLChars(newText);
while (true)
{
// Search for the tag
Match match = Regex.Match(GetTexts(p), tag);
if (!match.Success)
{
break;
}
p.RemoveAllChildren(); // remove exisitng children then add new
A.HyperlinkOnClick link = new A.HyperlinkOnClick()
{
Id = relationshipId
};
A.Run r = new A.Run();
r.RunProperties = new A.RunProperties();
A.Text at = new A.Text(newText);
r.RunProperties.AppendChild(link);
r.AppendChild(at);
p.Append(r);
var run = p.Descendants <A.Run>();
foreach (var item in run)
{
item.RunProperties.RemoveAllChildren <A.LatinFont>();
var latinFont = new A.LatinFont();
latinFont.Typeface = fontName;
item.RunProperties.AppendChild(latinFont);
item.RunProperties.FontSize = (fontSize > 99) ? fontSize : fontSize * 100; // e.g. translate value 8 (Power Point UI font size) to 800 for API
}
replaced = true;
}
return(replaced);
}
public static void FormatFLow(SlidePart slidePart)
{
if (slidePart != default(SlidePart))
{
IEnumerable <Shape> flowChartShapes = slidePart.Slide.Descendants <Shape>().Where(d => d.Descendants <NonVisualDrawingProperties>().Where(e => e.Name.InnerText.Contains(Constants._ARROW_)).Count() > 0);
int i = 0;
long firstId = 0;
D.Transform2D prevBox = new D.Transform2D();
foreach (Shape shape in flowChartShapes)
{
String title = String.Empty;
NonVisualDrawingProperties meta = shape.Descendants <NonVisualDrawingProperties>().FirstOrDefault();
//resize shape
D.Transform2D currentShapePos = shape.Descendants <D.Transform2D>().FirstOrDefault();
currentShapePos.Extents.Cx = 2775204;
currentShapePos.Extents.Cy = 1446936;
if (i == 0)
{
firstId = meta.Id;
currentShapePos.Offset.X = 458569;
currentShapePos.Offset.Y = 1712339;
}
else
{
currentShapePos.Offset.X = Convert.ToInt64((prevBox.Extents.Cx.Value - (prevBox.Extents.Cx.Value * 0.20)) + prevBox.Offset.X);
currentShapePos.Offset.Y = prevBox.Offset.Y;
}
prevBox = currentShapePos;
if (meta != default(NonVisualDrawingProperties))
{
long idToFind = (firstId + i) - (flowChartShapes.Count() + 1);//check
Shape titleShape = slidePart.Slide.Descendants <Shape>().Where(d => d.Descendants <NonVisualDrawingProperties>().First() != default(NonVisualDrawingProperties) &&
d.Descendants <NonVisualDrawingProperties>().First().Id == idToFind &&
d.Descendants <NonVisualDrawingProperties>().First().Name.InnerText.Contains(Constants._TEXTBOX_))
.FirstOrDefault();
if (titleShape != default(Shape))
{
D.Paragraph data = titleShape.Descendants <D.Paragraph>().FirstOrDefault();
title = data != default(D.Paragraph) ? data.InnerText : title;
}
//slidePart.Slide.RemoveChild(titleShape);
titleShape.Remove();
slidePart.Slide.Save();
D.Paragraph paragraph = shape.Descendants <D.Paragraph>().FirstOrDefault();
if (paragraph != default(D.Paragraph))
{
paragraph.RemoveAllChildren();
slidePart.Slide.Save();
D.Run run1 = new D.Run();
paragraph.AppendChild(new D.ParagraphProperties()
{
Alignment = D.TextAlignmentTypeValues.Center
});
run1.AppendChild(new D.RunProperties()
{
Language = "en-US", Dirty = true
});
run1.Text = new D.Text(title);
paragraph.AppendChild(run1);
}
slidePart.Slide.Save();
}
i++;
}
}
}
/// <summary>
/// Replaces a tag inside a paragraph (a:p) with parsed HTML
/// </summary>
/// <param name="p">The paragraph (a:p).</param>
/// <param name="tag">The tag to replace by newText, if null or empty do nothing; tag is a regex string.</param>
/// <param name="newText">The new text to replace the tag with, if null replaced by empty string and not visible.</param>
/// <param name="fontName">Font name</param>
/// <param name="fontSize">Font size. E.g. 800 is 8pt (small) font. If value is less than 100 it will be multiplied by 100 to keep up with PPT notation.</param>
/// <param name="hyperlinks">URL Relationships dictionary. Relationship has to be defined on slide level.</param>
/// <returns><c>true</c> if a tag has been found and replaced, <c>false</c> otherwise.</returns>
internal static bool ReplaceTagWithHtml(A.Paragraph p, string tag, string newText, string fontName = null, int fontSize = 0, IDictionary <string, string> hyperlinks = null)
{
newText = CorrectUnhandledHtmlTags(newText); // e.g. deal with ul/li html tags
bool isFirstLine = true; // avoiding unintentional empty line at the begining of the text
bool replaced = false;
string[] closingTags = new string[] { "div", "p" }; // tags that force line break in PPTX paragraph
if (string.IsNullOrEmpty(tag))
{
return(replaced);
}
if (newText == null)
{
newText = string.Empty;
}
newText = RemoveInvalidXMLChars(newText);
while (true)
{
// Search for the tag
Match match = Regex.Match(GetTexts(p), tag);
if (!match.Success)
{
break;
}
p.RemoveAllChildren(); // // remove exisitng children then add new
HtmlParser hp = new HtmlParser(newText);
MariGold.HtmlParser.IHtmlNode nodes = null;
try
{
nodes = hp.FindBodyOrFirstElement();
}
catch
{
Console.WriteLine(String.Format("WARNING: HTML is empty or HTML schema has errors. Parsed HTML[]: [{0}]", newText));
}
while (nodes != null)
{
foreach (var item in nodes.Children)
{
bool skipLineBreak = false;
A.Run r = new A.Run();
r.RunProperties = new A.RunProperties();
if (item.Html.Contains("<b>") || item.Html.Contains("<strong>"))
{
r.RunProperties.Bold = new DocumentFormat.OpenXml.BooleanValue(true);
}
if (item.Html.Contains("<i>") || item.Html.Contains("<em>"))
{
r.RunProperties.Italic = new DocumentFormat.OpenXml.BooleanValue(true);
}
if (item.Html.Contains("<u>") || item.Html.Contains("text-decoration: underline"))
{
r.RunProperties.Underline = new DocumentFormat.OpenXml.EnumValue <A.TextUnderlineValues>(A.TextUnderlineValues.Dash);
}
if (item.Html.Contains("<a"))
{
string uriId = null;
try
{
string url = PptxSlide.ParseHttpUrls(item.Html).First().Value;
uriId = hyperlinks.Where(q => q.Value == url).FirstOrDefault().Key;
}
catch (Exception ex)
{
Console.WriteLine("URL is no available");
}
if (uriId != null)
{
A.HyperlinkOnClick link = new A.HyperlinkOnClick()
{
Id = uriId
};
r.RunProperties.AppendChild(link);
}
}
A.Text at = new A.Text(PptxTemplater.TextTransformationHelper.HtmlToPlainTxt(item.InnerHtml) + " "); // clear not interpreted html tags
if (at.InnerText.Trim() == "" && isFirstLine)
{
at = new A.Text(); // avoid excessive new lines
isFirstLine = false;
}
r.AppendChild(at);
p.Append(r);
// LINE BREAK -- if outer tag is div add line break
if (closingTags.Contains(item.Parent.Tag) && skipLineBreak == false)
{
p.Append(new A.Break());
}
}
// remove parsed html part
newText = newText.Substring(nodes.Html.Length);
if (newText.Trim() == "")
{
break;
}
hp = new HtmlParser(newText);
nodes = hp.FindBodyOrFirstElement();
}
var run = p.Descendants <A.Run>();
foreach (var item in run)
{
if (fontName != null)
{
item.RunProperties.RemoveAllChildren <A.LatinFont>();
var latinFont = new A.LatinFont();
latinFont.Typeface = fontName;
item.RunProperties.AppendChild(latinFont);
}
if (fontSize > 0)
{
item.RunProperties.FontSize = (fontSize > 99) ? fontSize : fontSize * 100; // e.g. translate value 8 (Power Point UI font size) to 800 for API
}
}
replaced = true;
}
return(replaced);
}
