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/*
* Copyright (C) 2022 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "FontFeatureValues.h"
#include <wtf/text/TextStream.h>
namespace WebCore {
void add(Hasher& hasher, const FontFeatureValues& fontFeatureValues)
{
auto hashTags = [&hasher](const auto& tags) {
add(hasher, tags.isEmpty());
for (const auto& tag : tags)
add(hasher, tag.key, tag.value);
};
hashTags(fontFeatureValues.m_styleset);
hashTags(fontFeatureValues.m_stylistic);
hashTags(fontFeatureValues.m_characterVariant);
hashTags(fontFeatureValues.m_swash);
hashTags(fontFeatureValues.m_ornaments);
hashTags(fontFeatureValues.m_annotation);
}
void FontFeatureValues::updateOrInsert(const FontFeatureValues& other)
{
if (this == &other)
return;
auto updateOrInsertTags = [](auto& into, const auto& tags) {
for (const auto& tag : tags)
into.set(tag.key, tag.value);
};
updateOrInsertTags(m_styleset, other.styleset());
updateOrInsertTags(m_stylistic, other.stylistic());
updateOrInsertTags(m_characterVariant, other.characterVariant());
updateOrInsertTags(m_swash, other.swash());
updateOrInsertTags(m_ornaments, other.ornaments());
updateOrInsertTags(m_annotation, other.annotation());
}
void FontFeatureValues::updateOrInsertForType(FontFeatureValuesType type, const Vector<FontFeatureValuesTag>& tags)
{
auto updateOrInsertTags = [](auto& into, const Vector<FontFeatureValuesTag>& tags) {
for (const FontFeatureValuesTag& tag : tags)
into.set(tag.first, tag.second);
};
switch (type) {
case FontFeatureValuesType::Styleset:
updateOrInsertTags(m_styleset, tags);
break;
case FontFeatureValuesType::Stylistic:
updateOrInsertTags(m_stylistic, tags);
break;
case FontFeatureValuesType::CharacterVariant:
updateOrInsertTags(m_characterVariant, tags);
break;
case FontFeatureValuesType::Swash:
updateOrInsertTags(m_swash, tags);
break;
case FontFeatureValuesType::Ornaments:
updateOrInsertTags(m_ornaments, tags);
break;
case FontFeatureValuesType::Annotation:
updateOrInsertTags(m_annotation, tags);
break;
}
}
WTF::TextStream& operator<<(WTF::TextStream& ts, const FontFeatureValues& fontFeatureValues)
{
auto printTags = [&ts](const auto& name, const auto& tags) {
if (tags.isEmpty())
return;
ts << "{" << name << ": ";
for (const auto& tag : tags)
ts << "{" << tag.key << ":" << tag.value << "} ";
ts << "}";
};
printTags("styleset", fontFeatureValues.m_styleset);
printTags("stylistic", fontFeatureValues.m_stylistic);
printTags("characterVariant", fontFeatureValues.m_characterVariant);
printTags("swash", fontFeatureValues.m_swash);
printTags("ornaments", fontFeatureValues.m_ornaments);
printTags("annotation", fontFeatureValues.m_annotation);
return ts;
}
} // namespace WebCore
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