Title: [210612] trunk/Source/WebCore
Revision
210612
Author
ryanhad...@apple.com
Date
2017-01-11 17:52:33 -0800 (Wed, 11 Jan 2017)

Log Message

Reverting r210598, r210597, and r210591 to fix the iOS simulator build.
https://bugs.webkit.org/show_bug.cgi?id=166672

Unreviewed build fix.

* platform/graphics/cocoa/FontCacheCoreText.cpp:
(WebCore::preparePlatformFont):
(WebCore::fontIsSystemFont): Deleted.

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (210611 => 210612)


--- trunk/Source/WebCore/ChangeLog	2017-01-12 01:24:44 UTC (rev 210611)
+++ trunk/Source/WebCore/ChangeLog	2017-01-12 01:52:33 UTC (rev 210612)
@@ -1,3 +1,14 @@
+2017-01-11  Ryan Haddad  <ryanhad...@apple.com>
+
+        Reverting r210598, r210597, and r210591 to fix the iOS simulator build.
+        https://bugs.webkit.org/show_bug.cgi?id=166672
+
+        Unreviewed build fix.
+
+        * platform/graphics/cocoa/FontCacheCoreText.cpp:
+        (WebCore::preparePlatformFont):
+        (WebCore::fontIsSystemFont): Deleted.
+
 2017-01-11  Andreas Kling  <akl...@apple.com>
 
         Crash when WebCore's GC heap grows way too large.

Modified: trunk/Source/WebCore/platform/graphics/cocoa/FontCacheCoreText.cpp (210611 => 210612)


--- trunk/Source/WebCore/platform/graphics/cocoa/FontCacheCoreText.cpp	2017-01-12 01:24:44 UTC (rev 210611)
+++ trunk/Source/WebCore/platform/graphics/cocoa/FontCacheCoreText.cpp	2017-01-12 01:52:33 UTC (rev 210612)
@@ -419,30 +419,9 @@
 }
 #endif
 
-#define WORKAROUND_CORETEXT_VARIATIONS_UNSPECIFIED_VALUE_BUG (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 101300) || (PLATFORM(IOS) && __IPHONE_OS_VERSION_MIN_REQUIRED < 110000)
-#if ENABLE(VARIATION_FONTS) && WORKAROUND_CORETEXT_VARIATIONS_UNSPECIFIED_VALUE_BUG
-static inline bool fontIsSystemFont(CTFontRef font)
-{
-    if (CTFontDescriptorIsSystemUIFont(adoptCF(CTFontCopyFontDescriptor(font)).get()))
-        return true;
-    auto name = adoptCF(CTFontCopyPostScriptName(font));
-    return CFStringGetLength(name.get()) > 0 && CFStringGetCharacterAtIndex(name.get(), 0) == '.';
-}
-#endif
-
 RetainPtr<CTFontRef> preparePlatformFont(CTFontRef originalFont, TextRenderingMode textRenderingMode, const FontFeatureSettings* fontFaceFeatures, const FontVariantSettings* fontFaceVariantSettings, const FontFeatureSettings& features, const FontVariantSettings& variantSettings, const FontVariationSettings& variations)
 {
-    bool alwaysAddVariations = false;
-
-    // FIXME: Remove when <rdar://problem/29859207> is fixed
-#if ENABLE(VARIATION_FONTS)
-    auto defaultValues = defaultVariationValues(originalFont);
-#if WORKAROUND_CORETEXT_VARIATIONS_UNSPECIFIED_VALUE_BUG
-    alwaysAddVariations = !defaultValues.isEmpty();
-#endif
-#endif
-
-    if (!originalFont || (!features.size() && (!alwaysAddVariations && variations.isEmpty()) && (textRenderingMode == AutoTextRendering) && variantSettings.isAllNormal()
+    if (!originalFont || (!features.size() && variations.isEmpty() && (textRenderingMode == AutoTextRendering) && variantSettings.isAllNormal()
         && (!fontFaceFeatures || !fontFaceFeatures->size()) && (!fontFaceVariantSettings || fontFaceVariantSettings->isAllNormal())))
         return originalFont;
 
@@ -479,42 +458,27 @@
         featuresToBeApplied.set(newFeature.tag(), newFeature.value());
 
 #if ENABLE(VARIATION_FONTS)
+    auto defaultValues = defaultVariationValues(originalFont);
+
     VariationsMap variationsToBeApplied;
+    for (auto& newVariation : variations) {
+        auto iterator = defaultValues.find(newVariation.tag());
+        if (iterator != defaultValues.end()) {
+            float valueToApply = std::max(std::min(newVariation.value(), iterator->value.maximumValue), iterator->value.minimumValue);
 
-    auto applyVariationValue = [&](const FontTag& tag, float value, bool isDefaultValue) {
-        // FIXME: Remove when <rdar://problem/28707822> is fixed
+            // FIXME: Remove when <rdar://problem/28707822> is fixed
 #define WORKAROUND_CORETEXT_VARIATIONS_DEFAULT_VALUE_BUG (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 101300) || (PLATFORM(IOS) && __IPHONE_OS_VERSION_MIN_REQUIRED < 110000)
 #if WORKAROUND_CORETEXT_VARIATIONS_DEFAULT_VALUE_BUG
-        if (isDefaultValue)
-            value += 0.0001;
-#else
-        UNUSED_PARAM(isDefaultValue);
+            if (valueToApply == iterator->value.defaultValue)
+                valueToApply += 0.0001;
 #endif
 #undef WORKAROUND_CORETEXT_VARIATIONS_DEFAULT_VALUE_BUG
-        variationsToBeApplied.set(tag, value);
-    };
 
-    for (auto& newVariation : variations) {
-        auto iterator = defaultValues.find(newVariation.tag());
-        if (iterator == defaultValues.end())
-            continue;
-        float valueToApply = clampTo(newVariation.value(), iterator->value.minimumValue, iterator->value.maximumValue);
-        bool isDefaultValue = valueToApply == iterator->value.defaultValue;
-        applyVariationValue(newVariation.tag(), valueToApply, isDefaultValue);
-    }
-
-#if WORKAROUND_CORETEXT_VARIATIONS_UNSPECIFIED_VALUE_BUG
-    if (!fontIsSystemFont(originalFont)) {
-        for (auto& defaultValue : defaultValues) {
-            if (!variationsToBeApplied.contains(defaultValue.key))
-                applyVariationValue(defaultValue.key, defaultValue.value.defaultValue, true);
+            variationsToBeApplied.set(newVariation.tag(), valueToApply);
         }
     }
 #endif
-#undef WORKAROUND_CORETEXT_VARIATIONS_UNSPECIFIED_VALUE_BUG
 
-#endif // ENABLE(VARIATION_FONTS)
-
     RetainPtr<CFMutableDictionaryRef> attributes = adoptCF(CFDictionaryCreateMutable(kCFAllocatorDefault, 2, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
     if (!featuresToBeApplied.isEmpty()) {
         RetainPtr<CFMutableArrayRef> featureArray = adoptCF(CFArrayCreateMutable(kCFAllocatorDefault, features.size(), &kCFTypeArrayCallBacks));
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