/* * Copyright 2015 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #ifndef RandomScalerContext_DEFINED #define RandomScalerContext_DEFINED #include "include/core/SkTypeface.h" #include "src/core/SkScalerContext.h" /* * This scaler context is for debug only purposes. It will 'randomly' but deterministically return * LCD / A8 / BW / RBGA masks based off of the Glyph ID */ class SkRandomTypeface : public SkTypeface { public: SkRandomTypeface(sk_sp proxy, const SkPaint&, bool fakeit); SkTypeface* proxy() const { return fProxy.get(); } const SkPaint& paint() const { return fPaint; } protected: std::unique_ptr onCreateScalerContext(const SkScalerContextEffects&, const SkDescriptor*) const override; void onFilterRec(SkScalerContextRec*) const override; void getGlyphToUnicodeMap(SkUnichar*) const override; std::unique_ptr onGetAdvancedMetrics() const override; std::unique_ptr onOpenStream(int* ttcIndex) const override; sk_sp onMakeClone(const SkFontArguments& args) const override; void onGetFontDescriptor(SkFontDescriptor*, bool* isLocal) const override; void onCharsToGlyphs(const SkUnichar* chars, int count, SkGlyphID glyphs[]) const override; int onCountGlyphs() const override; int onGetUPEM() const override; void onGetFamilyName(SkString* familyName) const override; bool onGetPostScriptName(SkString*) const override; SkTypeface::LocalizedStrings* onCreateFamilyNameIterator() const override; void getPostScriptGlyphNames(SkString*) const override; int onGetVariationDesignPosition(SkFontArguments::VariationPosition::Coordinate coordinates[], int coordinateCount) const override; int onGetVariationDesignParameters(SkFontParameters::Variation::Axis parameters[], int parameterCount) const override; int onGetTableTags(SkFontTableTag tags[]) const override; size_t onGetTableData(SkFontTableTag, size_t offset, size_t length, void* data) const override; private: sk_sp fProxy; SkPaint fPaint; bool fFakeIt; }; #endif