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Backport Qt fix for font weights on macOS Mojave.

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This commit is contained in:
John Preston 2018-10-26 10:27:05 +04:00
parent 46162ed3c4
commit 6f1529d730
1 changed files with 15 additions and 1 deletions
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16
Telegram/Patches/qtbase_5_6_2.diff
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@ -450,7 +450,7 @@ index 8ebabf3419..7bb8abd0d0 100644
}
populateFromPattern(pattern);
diff --git a/src/platformsupport/fontdatabases/mac/qcoretextfontdatabase.mm b/src/platformsupport/fontdatabases/mac/qcoretextfontdatabase.mm
index 566abf2126..5b9c714ffa 100644
index 566abf2126..5c5fde9813 100644
--- a/src/platformsupport/fontdatabases/mac/qcoretextfontdatabase.mm
+++ b/src/platformsupport/fontdatabases/mac/qcoretextfontdatabase.mm
@@ -265,6 +265,13 @@ static void getFontDescription(CTFontDescriptorRef font, FontDescription *fd)
@ -467,6 +467,20 @@ index 566abf2126..5b9c714ffa 100644
fd->styleName = (CFStringRef)CTFontDescriptorCopyAttribute(font, kCTFontStyleNameAttribute);
fd->weight = QFont::Normal;
fd->style = QFont::StyleNormal;
@@ -300,9 +307,10 @@ static void getFontDescription(CTFontDescriptorRef font, FontDescription *fd)
if (styles) {
if (CFNumberRef weightValue = (CFNumberRef) CFDictionaryGetValue(styles, kCTFontWeightTrait)) {
- float normalizedWeight;
- if (CFNumberGetValue(weightValue, kCFNumberFloatType, &normalizedWeight))
- fd->weight = QCoreTextFontEngine::qtWeightFromCFWeight(normalizedWeight);
+ // Patch: backport bugfix from 'b64ea4a3ab' commit.
+ double normalizedWeight;
+ if (CFNumberGetValue(weightValue, kCFNumberFloat64Type, &normalizedWeight))
+ fd->weight = QCoreTextFontEngine::qtWeightFromCFWeight(float(normalizedWeight));
}
if (CFNumberRef italic = (CFNumberRef) CFDictionaryGetValue(styles, kCTFontSlantTrait)) {
double d;
diff --git a/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm b/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm
index 7b459584ea..2ed2fd9b3b 100644
--- a/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm