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No bug. Add some prlog-driven debugging so that it's easier to figure out what fonts are loaded and when. Not part of the default build.

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This commit is contained in:
blizzard%redhat.com 2002-11-20 00:44:53 +00:00
parent ab75327f3e
commit 50ee0bec3d
1 changed files with 81 additions and 1 deletions
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82
gfx/src/gtk/nsFontMetricsXft.cpp
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@ -56,6 +56,9 @@
#include <gdk/gdkx.h>
#include <freetype/tttables.h>
#define FORCE_PR_LOG
#include "prlog.h"
// Class nsFontXft is an actual instance of a font. The
// |nsFontMetricsXft| class is made up of a collection of these little
// fonts, really.
@ -137,6 +140,8 @@ static void GdkRegionSetXftClip(GdkRegion *aGdkRegion, XftDraw *aDraw);
static XftCharFontSpec gFontSpecBuffer[FONT_SPEC_BUFFER_SIZE];
PRLogModuleInfo *gXftFontLoad = nsnull;
#undef DEBUG_XFT_MEMORY
#ifdef DEBUG_XFT_MEMORY
@ -155,6 +160,8 @@ EnumFontsXft(nsIAtom* aLangGroup, const char* aGeneric,
nsFontMetricsXft::nsFontMetricsXft()
{
NS_INIT_ISUPPORTS();
if (!gXftFontLoad)
gXftFontLoad = PR_NewLogModule("XftFontLoad");
}
nsFontMetricsXft::~nsFontMetricsXft()
@ -901,6 +908,34 @@ nsFontMetricsXft::FindFont(PRUnichar aChar)
void
nsFontMetricsXft::SetupFCPattern(void)
{
printf("module level is %d\n", gXftFontLoad->level);
if (PR_LOG_TEST(gXftFontLoad, PR_LOG_DEBUG)) {
printf("[%p] setting up pattern with the following specification:\n",
(void *)this);
// non-generic families
if (mFontList.Count() && !mFontIsGeneric[0]) {
printf("\tadding non-generic families: ");
for (int i=0; i < mFontList.Count(); ++i) {
if (mFontIsGeneric[i])
break;
nsCString *familyName = mFontList.CStringAt(i);
printf("%s, ", familyName->get());
}
printf("\n");
}
// language group
const PRUnichar *name;
mLangGroup->GetUnicode(&name);
nsCAutoString cname;
cname.AssignWithConversion(nsDependentString(name));
printf("\tlang group: %s\n", cname.get());
}
mPattern = FcPatternCreate();
if (!mPattern)
return;
@ -949,6 +984,12 @@ nsFontMetricsXft::SetupFCPattern(void)
if (FFRECountHyphens(value) < 3) {
nsCString tmpstr;
tmpstr.Append(value);
if (PR_LOG_TEST(gXftFontLoad, PR_LOG_DEBUG)) {
printf("\tadding generic font from preferences: %s\n",
tmpstr.get());
}
AddFFRE(mPattern, &tmpstr, PR_FALSE);
}
}
@ -958,7 +999,36 @@ nsFontMetricsXft::SetupFCPattern(void)
if (mGenericFont)
AddFFRE(mPattern, mGenericFont, PR_FALSE);
// add the pixel size
if (PR_LOG_TEST(gXftFontLoad, PR_LOG_DEBUG)) {
// generic font
if (mGenericFont) {
printf("\tadding generic family: %s\n", mGenericFont->get());
}
// point size
printf("\tpoint,pixel size: %d,%d\n", mPointSize, mFont->size);
// slant type
printf("\tslant: ");
switch(mFont->style) {
case NS_FONT_STYLE_ITALIC:
printf("italic\n");
break;
case NS_FONT_STYLE_OBLIQUE:
printf("oblique\n");
break;
default:
printf("roman\n");
break;
}
// weight
printf("\tweight: (orig,calc) %d,%d\n",
mFont->weight, CalculateWeight(mFont->weight));
}
// add the point size
FcPatternAddInteger(mPattern, FC_SIZE, mPointSize);
// Add the slant type
@ -995,9 +1065,19 @@ nsFontMetricsXft::DoMatch(void)
goto loser;
}
if (PR_LOG_TEST(gXftFontLoad, PR_LOG_DEBUG)) {
printf("matched the following (%d) fonts:\n", set->nfont);
}
// Create a list of new font objects based on the fonts returned
// as part of the query
for (int i=0; i < set->nfont; ++i) {
if (PR_LOG_TEST(gXftFontLoad, PR_LOG_DEBUG)) {
char *name;
FcPatternGetString(set->fonts[i], FC_FAMILY, 0, (FcChar8 **)&name);
printf("\t%s\n", name);
}
nsFontXft *font = new nsFontXft(mPattern, set->fonts[i]);
if (!font)
goto loser;