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* Copyright 2014 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef TestTypeface_DEFINED
#define TestTypeface_DEFINED
#include "include/core/SkFontArguments.h"
#include "include/core/SkFontMetrics.h"
#include "include/core/SkFontStyle.h"
#include "include/core/SkPaint.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkStream.h"
#include "include/core/SkTypeface.h"
#include "include/core/SkTypes.h"
#include "include/private/SkFixed.h"
#include <memory>
class SkDescriptor;
class SkFontDescriptor;
class SkGlyph;
class SkPath;
class SkScalerContext;
class SkStreamAsset;
class SkString;
class SkTestFont;
struct SkAdvancedTypefaceMetrics;
struct SkScalerContextEffects;
struct SkScalerContextRec;
struct SkTestFontData {
const SkScalar* fPoints;
const unsigned char* fVerbs;
const SkUnichar* fCharCodes;
const size_t fCharCodesCount;
const SkFixed* fWidths;
const SkFontMetrics& fMetrics;
const char* fName;
SkFontStyle fStyle;
class SkTestFont : public SkRefCnt {
SkTestFont(const SkTestFontData&);
virtual ~SkTestFont();
SkGlyphID glyphForUnichar(SkUnichar charCode) const;
void init(const SkScalar* pts, const unsigned char* verbs);
const SkUnichar* fCharCodes;
const size_t fCharCodesCount;
const SkFixed* fWidths;
const SkFontMetrics& fMetrics;
const char* fName;
SkPath** fPaths;
friend class TestTypeface;
typedef SkRefCnt INHERITED;
class TestTypeface : public SkTypeface {
TestTypeface(sk_sp<SkTestFont>, const SkFontStyle& style);
void getAdvance(SkGlyph* glyph);
void getFontMetrics(SkFontMetrics* metrics);
void getPath(SkGlyphID glyph, SkPath* path);
SkScalerContext* onCreateScalerContext(const SkScalerContextEffects&,
const SkDescriptor* desc) const override;
void onFilterRec(SkScalerContextRec* rec) const override;
void getGlyphToUnicodeMap(SkUnichar* glyphToUnicode) const override;
std::unique_ptr<SkAdvancedTypefaceMetrics> onGetAdvancedMetrics() const override;
std::unique_ptr<SkStreamAsset> onOpenStream(int* ttcIndex) const override { return nullptr; }
sk_sp<SkTypeface> onMakeClone(const SkFontArguments& args) const override {
return sk_ref_sp(this);
void onGetFontDescriptor(SkFontDescriptor* desc, bool* isLocal) const override;
void onCharsToGlyphs(const SkUnichar* chars, int count, SkGlyphID glyphs[]) const override;
int onCountGlyphs() const override { return (int)fTestFont->fCharCodesCount; }
void getPostScriptGlyphNames(SkString*) const override {}
int onGetUPEM() const override { return 2048; }
void onGetFamilyName(SkString* familyName) const override;
SkTypeface::LocalizedStrings* onCreateFamilyNameIterator() const override;
int onGetVariationDesignPosition(SkFontArguments::VariationPosition::Coordinate coordinates[],
int coordinateCount) const override {
return 0;
int onGetVariationDesignParameters(SkFontParameters::Variation::Axis parameters[],
int parameterCount) const override {
return 0;
int onGetTableTags(SkFontTableTag tags[]) const override { return 0; }
size_t onGetTableData(SkFontTableTag tag,
size_t offset,
size_t length,
void* data) const override {
return 0;
sk_sp<SkTestFont> fTestFont;
friend class SkTestScalerContext;