public static void Run()
{
// ExStart:ManageEmbeddedFonts
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Text();
// Instantiate a Presentation object that represents a presentation file
using (Presentation presentation = new Presentation(dataDir + "EmbeddedFonts.pptx"))
{
// render a slide that contains a text frame that uses embedded "FunSized"
presentation.Slides[0].GetThumbnail(new Size(960, 720)).Save(dataDir + "picture1_out.png", ImageFormat.Png);
IFontsManager fontsManager = presentation.FontsManager;
// get all embedded fonts
IFontData[] embeddedFonts = fontsManager.GetEmbeddedFonts();
// find "Calibri" font
IFontData funSizedEmbeddedFont = Array.Find(embeddedFonts, delegate(IFontData data)
{
return(data.FontName == "Calibri");
});
// remove "Calibri" font
fontsManager.RemoveEmbeddedFont(funSizedEmbeddedFont);
// render the presentation; removed "Calibri" font is replaced to an existing one
presentation.Slides[0].GetThumbnail(new Size(960, 720)).Save(dataDir + "picture2_out.png", ImageFormat.Png);
// save the presentation without embedded "Calibri" font
presentation.Save(dataDir + "WithoutManageEmbeddedFonts_out.ppt", SaveFormat.Ppt);
}
// ExEnd:ManageEmbeddedFonts
}
public static string GetEmbeddedFontUrl(IFontData font, FontStyle style)
{
if (style == FontStyle.Regular)
{
return(string.Format("fonts/{0}.ttf", font.FontName));
}
return(string.Format("fonts/{0} {1}.ttf", font.FontName, style.ToString()));
}
public override void WriteFont(
IHtmlGenerator generator,
IFontData originalFont,
IFontData substitutedFont,
string fontStyle,
string fontWeight,
byte[] fontData)
{
string fontName = substitutedFont == null ? originalFont.FontName : substitutedFont.FontName;
string path = string.Format("{0}.woff", fontName); // some path sanitaze may be needed
File.WriteAllBytes(Path.Combine(m_basePath, path), fontData);
generator.AddHtml("<style>");
generator.AddHtml("@font-face { ");
generator.AddHtml(string.Format("font-family: '{0}'; ", fontName));
generator.AddHtml(string.Format("src: url('{0}')", path));
generator.AddHtml(" }");
generator.AddHtml("</style>");
}
public static string GetTextBulletStyle <T>(IParagraphFormatEffectiveData format, ITextFrameFormatEffectiveData textFrameFormat, bool isTableContent, TemplateContext <T> model)
{
var firstPortionFormatEffective = (model.Object as Paragraph).Portions[0].PortionFormat.GetEffective();
string fontBoldItalicStyle = GetTextFontItalicStyle(firstPortionFormatEffective);
string fontFill = "";
switch (format.Bullet.Type)
{
case BulletType.Symbol:
case BulletType.Numbered:
if (format.Bullet.IsBulletHardColor)
{
fontFill = string.Format("color: {0};", ColorHelper.GetRrbaColorString(format.Bullet.FillFormat.SolidFillColor));
}
else
{
fontFill = FillHelper.GetFillStyle(firstPortionFormatEffective.FillFormat, model);
if (fontFill.StartsWith("background-color: "))
{
// fix for solid fill
fontFill = fontFill.Replace("background-color: ", "color: ");
}
else
{
// additional css for non-solid fills
fontFill += " -webkit-text-fill-color: transparent; -webkit-background-clip: text;";
}
}
break;
case BulletType.Picture:
// picture bullet
break;
}
IFontData bulletFont = firstPortionFormatEffective.LatinFont;
if (format.Bullet.IsBulletHardFont && format.Bullet.Type != BulletType.Numbered)
{
bulletFont = format.Bullet.Font;
}
var shadowFix = (textFrameFormat.TextVerticalType == TextVerticalType.Vertical || textFrameFormat.TextVerticalType == TextVerticalType.Vertical270 ? -1 : 1)
* (isTableContent ? 0.5f : 1);
string outerShadowStyle = "";
if (firstPortionFormatEffective.EffectFormat.OuterShadowEffect != null)
{
outerShadowStyle = string.Format("text-shadow: {0}px {1}px {2}px {3};",
shadowFix * firstPortionFormatEffective.EffectFormat.OuterShadowEffect.Distance * Math.Cos((Math.PI / 180) * firstPortionFormatEffective.EffectFormat.OuterShadowEffect.Direction),
shadowFix * firstPortionFormatEffective.EffectFormat.OuterShadowEffect.Distance * Math.Sin((Math.PI / 180) * firstPortionFormatEffective.EffectFormat.OuterShadowEffect.Direction),
firstPortionFormatEffective.EffectFormat.OuterShadowEffect.BlurRadius,
ColorHelper.GetRrbaColorString(firstPortionFormatEffective.EffectFormat.OuterShadowEffect.ShadowColor));
}
string fontHeightStyle = string.Format("font-size: {0}px;", format.Bullet.Height * firstPortionFormatEffective.FontHeight / 100);
string fontFamilyStyle = string.Format("font-family: {0};", bulletFont);
return(string.Join(" ", fontBoldItalicStyle, fontFill, outerShadowStyle, fontHeightStyle, fontFamilyStyle));
}
