public static void Run()
{
//ExStart:FallBackRulesCollection
using (Presentation presentation = new Presentation())
{
IFontFallBackRulesCollection userRulesList = new FontFallBackRulesCollection();
userRulesList.Add(new FontFallBackRule(0x0B80, 0x0BFF, "Vijaya"));
userRulesList.Add(new FontFallBackRule(0x3040, 0x309F, "MS Mincho, MS Gothic"));
presentation.FontsManager.FontFallBackRulesCollection = userRulesList;
}
//ExEnd:FallBackRulesCollection
}
public static void Run()
{
//ExStart:RenderingWithFallBackFont
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Text();
// Create new instance of a rules collection
IFontFallBackRulesCollection rulesList = new FontFallBackRulesCollection();
// create a number of rules
rulesList.Add(new FontFallBackRule(0x400, 0x4FF, "Times New Roman"));
//rulesList.Add(new FontFallBackRule(...));
foreach (IFontFallBackRule fallBackRule in rulesList)
{
//Trying to remove FallBack font "Tahoma" from loaded rules
fallBackRule.Remove("Tahoma");
//And to update of rules for specified range
if ((fallBackRule.RangeEndIndex >= 0x4000) && (fallBackRule.RangeStartIndex < 0x5000))
{
fallBackRule.AddFallBackFonts("Verdana");
}
}
//Also we can remove any existing rules from list
if (rulesList.Count > 0)
{
rulesList.Remove(rulesList[0]);
}
using (Presentation pres = new Presentation(dataDir + "input.pptx"))
{
//Assigning a prepared rules list for using
pres.FontsManager.FontFallBackRulesCollection = rulesList;
// Rendering of thumbnail with using of initialized rules collection and saving to PNG
pres.Slides[0].GetThumbnail(1f, 1f).Save(dataDir + "Slide_0.png", ImageFormat.Png);
}
//ExEnd:RenderingWithFallBackFont
}