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/*
* Copyright 2021 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/utils/SkOrderedFontMgr.h"
#include "include/core/SkData.h" // IWYU pragma: keep
#include "include/core/SkFontStyle.h"
#include "include/core/SkStream.h" // IWYU pragma: keep
#include "include/core/SkTypeface.h" // IWYU pragma: keep
#include <utility>
class SkString;
struct SkFontArguments;
SkOrderedFontMgr::SkOrderedFontMgr() {}
SkOrderedFontMgr::~SkOrderedFontMgr() {}
void SkOrderedFontMgr::append(sk_sp<SkFontMgr> fm) {
fList.push_back(std::move(fm));
}
int SkOrderedFontMgr::onCountFamilies() const {
int count = 0;
for (const auto& fm : fList) {
count += fm->countFamilies();
}
return count;
}
void SkOrderedFontMgr::onGetFamilyName(int index, SkString* familyName) const {
for (const auto& fm : fList) {
const int count = fm->countFamilies();
if (index < count) {
return fm->getFamilyName(index, familyName);
}
index -= count;
}
}
SkFontStyleSet* SkOrderedFontMgr::onCreateStyleSet(int index) const {
for (const auto& fm : fList) {
const int count = fm->countFamilies();
if (index < count) {
return fm->createStyleSet(index);
}
index -= count;
}
return nullptr;
}
SkFontStyleSet* SkOrderedFontMgr::onMatchFamily(const char familyName[]) const {
for (const auto& fm : fList) {
if (auto fs = fm->matchFamily(familyName)) {
return fs;
}
}
return nullptr;
}
SkTypeface* SkOrderedFontMgr::onMatchFamilyStyle(const char family[],
const SkFontStyle& style) const {
for (const auto& fm : fList) {
if (auto tf = fm->matchFamilyStyle(family, style)) {
return tf;
}
}
return nullptr;
}
SkTypeface* SkOrderedFontMgr::onMatchFamilyStyleCharacter(const char familyName[],
const SkFontStyle& style,
const char* bcp47[], int bcp47Count,
SkUnichar uni) const {
for (const auto& fm : fList) {
if (auto tf = fm->matchFamilyStyleCharacter(familyName, style, bcp47, bcp47Count, uni)) {
return tf;
}
}
return nullptr;
}
// All of these are defined to fail by returning null
sk_sp<SkTypeface> SkOrderedFontMgr::onMakeFromData(sk_sp<SkData>, int ttcIndex) const {
return nullptr;
}
sk_sp<SkTypeface> SkOrderedFontMgr::onMakeFromStreamIndex(std::unique_ptr<SkStreamAsset>,
int ttcIndex) const {
return nullptr;
}
sk_sp<SkTypeface> SkOrderedFontMgr::onMakeFromStreamArgs(std::unique_ptr<SkStreamAsset>,
const SkFontArguments&) const {
return nullptr;
}
sk_sp<SkTypeface> SkOrderedFontMgr::onMakeFromFile(const char path[], int ttcIndex) const {
return nullptr;
}
sk_sp<SkTypeface> SkOrderedFontMgr::onLegacyMakeTypeface(const char family[], SkFontStyle) const {
return nullptr;
}
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