ee6a9919a3
SkTypeface::MakeFromName currently takes SkTypeface::Style, which is quite limited. This starts the transition to this function taking SkFontStyle instead. GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1818043002 TBR=reed He said it sounded like a good idea. Review-Url: https://codereview.chromium.org/1818043002
98 lines
3.6 KiB
C++
98 lines
3.6 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkRefCnt.h"
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#include "SkTypeface.h"
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#include "SkTypefaceCache.h"
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#include "Test.h"
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DEF_TEST(Typeface, reporter) {
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sk_sp<SkTypeface> t1(SkTypeface::MakeFromName(nullptr, SkFontStyle()));
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sk_sp<SkTypeface> t2(SkTypeface::MakeDefault(SkTypeface::kNormal));
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REPORTER_ASSERT(reporter, SkTypeface::Equal(t1.get(), t2.get()));
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REPORTER_ASSERT(reporter, SkTypeface::Equal(0, t1.get()));
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REPORTER_ASSERT(reporter, SkTypeface::Equal(0, t2.get()));
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REPORTER_ASSERT(reporter, SkTypeface::Equal(t1.get(), 0));
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REPORTER_ASSERT(reporter, SkTypeface::Equal(t2.get(), 0));
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#ifdef SK_BUILD_FOR_ANDROID
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sk_sp<SkTypeface> t3(SkTypeface::MakeFromName("non-existent-font", SkFontStyle()));
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REPORTER_ASSERT(reporter, nullptr == t3);
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#endif
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}
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namespace {
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class SkEmptyTypeface : public SkTypeface {
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public:
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static sk_sp<SkTypeface> Create(SkFontID id) { return sk_sp<SkTypeface>(new SkEmptyTypeface(id)); }
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protected:
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SkEmptyTypeface(SkFontID id) : SkTypeface(SkFontStyle(), id, true) { }
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SkStreamAsset* onOpenStream(int* ttcIndex) const override { return nullptr; }
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SkScalerContext* onCreateScalerContext(const SkScalerContextEffects&,
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const SkDescriptor*) const override {
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return nullptr;
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}
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void onFilterRec(SkScalerContextRec*) const override { }
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virtual SkAdvancedTypefaceMetrics* onGetAdvancedTypefaceMetrics(
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PerGlyphInfo,
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const uint32_t*, uint32_t) const override { return nullptr; }
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void onGetFontDescriptor(SkFontDescriptor*, bool*) const override { }
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virtual int onCharsToGlyphs(const void* chars, Encoding encoding,
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uint16_t glyphs[], int glyphCount) const override {
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SK_ABORT("unimplemented");
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return 0;
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}
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int onCountGlyphs() const override { return 0; };
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int onGetUPEM() const override { return 0; };
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void onGetFamilyName(SkString* familyName) const override { familyName->reset(); }
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SkTypeface::LocalizedStrings* onCreateFamilyNameIterator() const override {
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SK_ABORT("unimplemented");
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return nullptr;
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};
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int onGetTableTags(SkFontTableTag tags[]) const override { return 0; }
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size_t onGetTableData(SkFontTableTag, size_t, size_t, void*) const override { return 0; }
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};
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}
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static bool count_proc(SkTypeface* face, void* ctx) {
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int* count = static_cast<int*>(ctx);
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*count = *count + 1;
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return false;
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}
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static int count(skiatest::Reporter* reporter, const SkTypefaceCache& cache) {
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int count = 0;
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SkTypeface* none = cache.findByProcAndRef(count_proc, &count);
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REPORTER_ASSERT(reporter, none == nullptr);
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return count;
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}
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DEF_TEST(TypefaceCache, reporter) {
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sk_sp<SkTypeface> t1(SkEmptyTypeface::Create(1));
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{
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SkTypefaceCache cache;
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REPORTER_ASSERT(reporter, count(reporter, cache) == 0);
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{
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sk_sp<SkTypeface> t0(SkEmptyTypeface::Create(0));
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cache.add(t0.get());
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REPORTER_ASSERT(reporter, count(reporter, cache) == 1);
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cache.add(t1.get());
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REPORTER_ASSERT(reporter, count(reporter, cache) == 2);
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cache.purgeAll();
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REPORTER_ASSERT(reporter, count(reporter, cache) == 2);
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}
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REPORTER_ASSERT(reporter, count(reporter, cache) == 2);
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cache.purgeAll();
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REPORTER_ASSERT(reporter, count(reporter, cache) == 1);
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}
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REPORTER_ASSERT(reporter, t1->unique());
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}
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