X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2FFontLoader.h;h=e876e7820030b3d3bf1b5ac04bf9ceb1c5f50615;hb=c0a1893008bd13650d470afff16f56720b65c87c;hp=f6b60043f62f850977ac946813baac24f6684400;hpb=31334d39348282d4586eb82b9bb5e91f03018542;p=lyx.git

diff --git a/src/frontends/FontLoader.h b/src/frontends/FontLoader.h
index f6b60043f6..e876e78200 100644
--- a/src/frontends/FontLoader.h
+++ b/src/frontends/FontLoader.h
@@ -9,12 +9,14 @@
  * Full author contact details are available in file CREDITS.
  */
 
-#ifndef LYX_FONTLOADER_H
-#define LYX_FONTLOADER_H
+#ifndef FONTLOADER_H
+#define FONTLOADER_H
+
+#include "support/strfwd.h"
 
 namespace lyx {
 
-class LyXFont;
+class FontInfo;
 
 namespace frontend {
 
@@ -25,18 +27,22 @@ class FontLoader
 {
 public:
 	///
-	FontLoader() {}
-	///
-	virtual ~FontLoader() {}
+	FontLoader();
+	/// Clears cache
+	~FontLoader();
 
 	/// Update fonts after zoom, dpi, font names, or norm change
-	virtual void update() = 0;
+	// (basically by deleting all cached values)
+	void update();
 
 	/// Is the given font available ?
-	virtual bool available(LyXFont const & f) = 0;
+	bool available(FontInfo const & f);
+
+	/// Can the given symbol be displayed in general?
+	bool canBeDisplayed(char_type c);
 
-	/// Get the Font metrics for this LyXFont
-	virtual FontMetrics const & metrics(LyXFont const & f) = 0;
+	/// Get the Font metrics for this FontInfo
+	FontMetrics const & metrics(FontInfo const & f);
 };
 
 
@@ -47,4 +53,4 @@ extern frontend::FontLoader & theFontLoader();
 
 } // namespace lyx
 
-#endif // QFONT_LOADER_H
+#endif // FONTLOADER_H