X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FFontInfo.C;h=c9dd2e1839010d434723cf08a355c613dd9deff4;hb=98c966c64594611e469313314abd1e59524adb4a;hp=cfc7143588d7e832dac823a1b4b9a5d3b1eb77ea;hpb=8dccec5c46a1689fe3ea37144252e952771e1e1c;p=lyx.git

diff --git a/src/FontInfo.C b/src/FontInfo.C
index cfc7143588..c9dd2e1839 100644
--- a/src/FontInfo.C
+++ b/src/FontInfo.C
@@ -1,37 +1,42 @@
-// -*- C++ -*-
 /* This file is part of
- * ====================================================== 
- * 
+ * ======================================================
+ *
  *           LyX, The Document Processor
- * 	 
+ *
  *	    Copyright 1997 Asger Alstrup
  *           and the LyX Team.
  *
  * ====================================================== */
 
 #include <config.h>
-#include <cmath>	// fabs()
-#include <cstdlib>	// atoi()
 
 #ifdef __GNUG__
-#pragma implementation "FontInfo.h"
+#pragma implementation
 #endif
 
 #include "FontInfo.h"
 #include "debug.h"
 #include "lyxrc.h"	// lyxrc.use_scalable_fonts
+
 #include "support/lstrings.h"
+#include "support/lyxlib.h"
+
+#include "frontends/GUIRunTime.h"
+
+#include <cmath>	// abs()
+
+using std::endl;
+using std::abs;
 
-extern LyXRC * lyxrc;
 
 /// Load font close to this size
-string FontInfo::getFontname(int size)
+string const FontInfo::getFontname(int size)
 {
 	if (!exist())
 		return string();
 
 	int closestind = -1;
-	double error = 100000;
+	double error = 100000.0;
 
 	for (int i = 0; i < matches; ++i) {
 		if (sizes[i] == 0) {
@@ -40,15 +45,15 @@ string FontInfo::getFontname(int size)
 			lyxerr[Debug::FONT] << "Exact font match with\n"
 					    << strings[i] << endl;
 			return strings[i];
-		} else if (fabs(sizes[i] - size - 0.1) < error) {
-			error = fabs(sizes[i] - size - 0.1);
+		} else if (abs(sizes[i] - size - 0.1) < error) {
+			error = abs(sizes[i] - size - 0.1);
 			closestind = i;
 		}
 	}
 
-	if (scalable && lyxrc->use_scalable_fonts) {
+	if (scalable && (lyxrc.use_scalable_fonts || closestind == -1)) {
 		// We can use scalable
-		string font = resize(strings[scaleindex], size);
+		string const font = resize(strings[scaleindex], size);
 		lyxerr[Debug::FONT] << "Using scalable font to get\n"
 				    << font << endl;
 		return font;
@@ -56,20 +61,20 @@ string FontInfo::getFontname(int size)
 
 	// Did any fonts get close?
 	if (closestind == -1) {
-		// No, and we are not allowed to use scalables, so...
+		// No, so...
 		return string();
 	}
 
 	// We use the closest match
 	lyxerr[Debug::FONT] << "Using closest font match to get size "
-			    << size 
+			    << size
 			    << " with\n" << strings[closestind] << endl;
 	return strings[closestind];
 }
 
 
-/// Build newly sized font string 
-string FontInfo::resize(string const & font, int size) const
+/// Build newly sized font string
+string const FontInfo::resize(string const & font, int size) const
 {
 	string ret(font);
 	// Find the position of the size spec
@@ -94,7 +99,6 @@ string FontInfo::resize(string const & font, int size) const
 /// Set new pattern
 void FontInfo::setPattern(string const & pat)
 {
-	release();
 	init();
 	pattern = pat;
 }
@@ -107,27 +111,31 @@ void FontInfo::query()
 		return;
 
 	if (pattern.empty()) {
-		lyxerr << "Can not use empty font name for font query."
+		lyxerr << "Cannot use empty font name for font query."
 		       << endl;
 		queried = true;
 		return;
 	}
 
-	char ** list = XListFonts(fl_display, pattern.c_str(), 100, &matches);
+	char ** list = 0;
+	if (lyxrc.use_gui)
+		list = XListFonts(GUIRunTime::x11Display(), pattern.c_str(),
+				  100, &matches);
 
 	if (list == 0) {
 		// No fonts matched
 		scalable = false;
-		sizes = 0;
+		sizes.reset();
 	} else {
-		release();
-		sizes = new int[matches];
-		strings = new string[matches];
+		sizes.reset(new int[matches]);
+		strings.reset(new string[matches]);
 
 		// We have matches. Run them through
-		for(int i = 0; i < matches; ++i) {
+		for (int i = 0; i < matches; ++i) {
 			string name(list[i]);
-			sizes[i] = atoi(token(name, '-', 7).c_str());
+			lyxerr[Debug::FONT] << "match #" << i << " "
+					    << name << endl;
+			sizes[i] = lyx::atoi(token(name, '-', 7));
 			strings[i] = name;
 			if (sizes[i] == 0) {
 				if (scaleindex == -1) {
@@ -142,15 +150,12 @@ void FontInfo::query()
 }
 
 
-/// Release allocated stuff
-void FontInfo::release()
+void FontInfo::init()
 {
-	if (sizes) {
-		delete [] sizes;
-		sizes = 0;
-	}
-	if (strings) {
-		delete [] strings;
-		strings = 0;
-	}
+	sizes.reset();
+	strings.reset();
+	matches = 0;
+	queried = false;
+	scalable = false;
+	scaleindex = -1;
 }