Attachment 180037 Details for Bug 148470 – a debugging patch

[patch] a debugging patch

debug.osx.glyphfallback.patch (text/plain), 1.54 KB, created by Caolán McNamara on 2022-05-10 10:27:03 UTC

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Creator: Caolán McNamara

Created: 2022-05-10 10:27:03 UTC

Size: 1.54 KB

patch

obsolete

>diff --git a/vcl/quartz/salgdi.cxx b/vcl/quartz/salgdi.cxx
>index 98b00b305366..266ec94f0b75 100644
>--- a/vcl/quartz/salgdi.cxx
>+++ b/vcl/quartz/salgdi.cxx
>@@ -82,6 +82,10 @@ bool CoreTextGlyphFallbackSubstititution::FindFontSubstitute(vcl::font::FontSele
>     CoreTextStyle* pStyle = static_cast<CoreTextStyle*>(pLogicalFont);
>     CTFontRef pFont = static_cast<CTFontRef>(CFDictionaryGetValue(pStyle->GetStyleDict(), kCTFontAttributeName));
>     CFStringRef pStr = CreateCFString(rMissingChars);
>+    fprintf(stderr, "searching for a font that can render: <%s> :", OUStringToOString(rMissingChars, RTL_TEXTENCODING_UTF8).getStr());
>+    for (int i = 0; i < rMissingChars.getLength(); ++i)
>+        fprintf(stderr, " %x ", rMissingChars[i]);
>+    fprintf(stderr, "\n");
>     if (pStr)
>     {
>         CTFontRef pFallback = CTFontCreateForString(pFont, pStr, CFRangeMake(0, CFStringGetLength(pStr)));
>@@ -93,6 +97,7 @@ bool CoreTextGlyphFallbackSubstititution::FindFontSubstitute(vcl::font::FontSele
>             FontAttributes rAttr = DevFontFromCTFontDescriptor(pDesc, nullptr);
> 
>             rPattern.maSearchName = rAttr.GetFamilyName();
>+            fprintf(stderr, "trying %s\n", rPattern.maSearchName.toUtf8().getStr());
> 
>             rPattern.SetWeight(rAttr.GetWeight());
>             rPattern.SetItalic(rAttr.GetItalic());
>@@ -105,6 +110,9 @@ bool CoreTextGlyphFallbackSubstititution::FindFontSubstitute(vcl::font::FontSele
>         CFRelease(pStr);
>     }
> 
>+    if (!bFound)
>+        fprintf(stderr, "failed to find a candidate\n");
>+
>     return bFound;
> }
>

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Attachments on bug 148470: 179423 | 180037 | 180042