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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "Minikin"
#include "FontTestUtils.h"
#include <libxml/parser.h>
#include <log/log.h>
#include <unistd.h>
#include "FreeTypeMinikinFontForTest.h"
#include "LocaleListCache.h"
#include "MinikinInternal.h"
#include "minikin/FontCollection.h"
#include "minikin/FontFamily.h"
#include "minikin/LocaleList.h"
namespace minikin {
namespace {
std::string xmlTrim(const std::string& in) {
if (in.empty()) {
return in;
}
const char XML_SPACES[] = "\u0020\u000D\u000A\u0009";
const size_t start = in.find_first_not_of(XML_SPACES); // inclusive
const size_t end = in.find_last_not_of(XML_SPACES); // inclusive
MINIKIN_ASSERT(start != std::string::npos, "Not a valid file name \"%s\"", in.c_str());
MINIKIN_ASSERT(end != std::string::npos, "Not a valid file name \"%s\"", in.c_str());
return in.substr(start, end - start + 1 /* +1 since end is inclusive */);
}
} // namespace
std::vector<std::shared_ptr<FontFamily>> getFontFamilies(const std::string& fontDir,
const std::string& xmlPath) {
xmlDoc* doc = xmlReadFile(xmlPath.c_str(), NULL, 0);
xmlNode* familySet = xmlDocGetRootElement(doc);
std::vector<std::shared_ptr<FontFamily>> families;
for (xmlNode* familyNode = familySet->children; familyNode; familyNode = familyNode->next) {
if (xmlStrcmp(familyNode->name, (const xmlChar*)"family") != 0) {
continue;
}
xmlChar* variantXmlch = xmlGetProp(familyNode, (const xmlChar*)"variant");
FamilyVariant variant = FamilyVariant::DEFAULT;
if (variantXmlch) {
if (xmlStrcmp(variantXmlch, (const xmlChar*)"elegant") == 0) {
variant = FamilyVariant::ELEGANT;
} else if (xmlStrcmp(variantXmlch, (const xmlChar*)"compact") == 0) {
variant = FamilyVariant::COMPACT;
}
}
std::vector<std::shared_ptr<Font>> fonts;
for (xmlNode* fontNode = familyNode->children; fontNode; fontNode = fontNode->next) {
if (xmlStrcmp(fontNode->name, (const xmlChar*)"font") != 0) {
continue;
}
uint16_t weight = atoi((const char*)(xmlGetProp(fontNode, (const xmlChar*)"weight")));
FontStyle::Slant italic = static_cast<FontStyle::Slant>(
xmlStrcmp(xmlGetProp(fontNode, (const xmlChar*)"style"),
(const xmlChar*)"italic") == 0);
xmlChar* index = xmlGetProp(familyNode, (const xmlChar*)"index");
xmlChar* fontFileName = xmlNodeListGetString(doc, fontNode->xmlChildrenNode, 1);
const std::string fontPath = xmlTrim(fontDir + std::string((const char*)fontFileName));
xmlFree(fontFileName);
// TODO: Support font variation axis.
if (access(fontPath.c_str(), R_OK) != 0) {
ALOGW("%s is not found.", fontPath.c_str());
continue;
}
FontStyle style(weight, italic);
if (index == nullptr) {
std::shared_ptr<MinikinFont> minikinFont =
std::make_shared<FreeTypeMinikinFontForTest>(fontPath);
fonts.push_back(Font::Builder(minikinFont).setStyle(style).build());
} else {
std::shared_ptr<MinikinFont> minikinFont =
std::make_shared<FreeTypeMinikinFontForTest>(fontPath,
atoi((const char*)index));
fonts.push_back(Font::Builder(minikinFont).setStyle(style).build());
}
}
xmlChar* lang = xmlGetProp(familyNode, (const xmlChar*)"lang");
std::shared_ptr<FontFamily> family;
if (lang == nullptr) {
family = FontFamily::create(variant, std::move(fonts));
} else {
uint32_t langId = registerLocaleList(std::string((const char*)lang, xmlStrlen(lang)));
family = FontFamily::create(langId, variant, std::move(fonts),
false /* isCustomFallback */, false /* isdefaultFallback */,
VariationFamilyType::None);
}
families.push_back(family);
}
xmlFreeDoc(doc);
return families;
}
std::shared_ptr<FontCollection> buildFontCollection(const std::string& filePath) {
return FontCollection::create(buildFontFamily(filePath));
}
std::shared_ptr<FontFamily> buildFontFamily(const std::string& filePath) {
auto font = std::make_shared<FreeTypeMinikinFontForTest>(getTestFontPath(filePath));
std::vector<std::shared_ptr<Font>> fonts;
fonts.push_back(Font::Builder(font).build());
return FontFamily::create(std::move(fonts));
}
std::shared_ptr<FontFamily> buildFontFamily(const std::string& filePath, const std::string& lang,
bool isCustomFallback) {
auto font = std::make_shared<FreeTypeMinikinFontForTest>(getTestFontPath(filePath));
std::vector<std::shared_ptr<Font>> fonts;
fonts.push_back(Font::Builder(font).build());
return FontFamily::create(LocaleListCache::getId(lang), FamilyVariant::DEFAULT,
std::move(fonts), isCustomFallback, false /* isDefaultFallback */,
VariationFamilyType::None);
}
} // namespace minikin
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