TestFontDataProvider Class Reference

#include <TestFontDataProvider.h>

Classes
struct	LangSample
struct	TestSet

Public Member Functions
	TestFontDataProvider (const std::string &fontFilterRegexp, const std::string &langFilterRegexp)
bool	next (TestSet *testSet)
void	rewind ()

Detailed Description

Definition at line 19 of file TestFontDataProvider.h.

Constructor & Destructor Documentation

TestFontDataProvider()

TestFontDataProvider::TestFontDataProvider	(	const std::string &	fontFilterRegexp,
		const std::string &	langFilterRegexp
	)

Definition at line 52 of file TestFontDataProvider.cpp.

        : fFontFilter(fontFilterRegexp), fLangFilter(langFilterRegexp) {
    SkString testDataLocation = prefixWithTestDataPath(SkString(kTestDataJsonFilename));
    sk_sp<SkData> jsonTestData = SkData::MakeFromFileName(testDataLocation.c_str());
    SkASSERTF(jsonTestData && jsonTestData->size(),
              "Unable to access font test metadata at location %s, check bin/fetch-fonts-testdata.",
              testDataLocation.c_str());
    fJsonDom = std::make_unique<skjson::DOM>(reinterpret_cast<const char*>(jsonTestData->bytes()),
                                             jsonTestData->size());
    const skjson::ObjectValue& root = fJsonDom->root().as<skjson::ObjectValue>();
    fFonts = root["fonts"];
    SkASSERT(fFonts);
    SkASSERTF(fFonts->size() == kExpectNumFonts,
              "Unable to access all %zu test fonts (only got %zu), check bin/fetch-fonts-testdata.",
              kExpectNumFonts,
              fFonts->size());
    fSamples = root["samples"];
    SkASSERT(fSamples);
}

Member Function Documentation

next()

bool TestFontDataProvider::next

(

TestSet *

testSet

)

Definition at line 73 of file TestFontDataProvider.cpp.

                                                {
    while (testSet && fFontsIndex < fFonts->size()) {
        const skjson::ObjectValue* fontsEntry = (*fFonts)[fFontsIndex++];
        SkASSERT(fontsEntry);
        const skjson::StringValue* fontName = (*fontsEntry)["name"];
        SkASSERT(fontName);
        std::smatch match;
        std::string fontNameStr(fontName->str());
        if (std::regex_match(fontNameStr, match, fFontFilter)) {
            testSet->fontName = SkString(fontNameStr);
            const skjson::StringValue* fontFilename = (*fontsEntry)["path"];
            testSet->fontFilename = prefixWithFontsPath(
                    SkString(fontFilename->str().data(), fontFilename->str().size()));
            testSet->langSamples =
                    getLanguageSamples((*fontsEntry)["languages"].as<skjson::ArrayValue>());
            return true;
        }
    }
    return false;
}

rewind()

void TestFontDataProvider::rewind

(

)

Definition at line 94 of file TestFontDataProvider.cpp.

{ fFontsIndex = 0; }

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The documentation for this class was generated from the following files:

• third_party/skia/tools/TestFontDataProvider.h
• third_party/skia/tools/TestFontDataProvider.cpp