| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_OPENTYPE_FONT_FORMAT_CHECK_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_FONTS_OPENTYPE_FONT_FORMAT_CHECK_H_ |
| |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" |
| #include "third_party/blink/renderer/platform/wtf/vector.h" |
| #include "third_party/skia/include/core/SkData.h" |
| #include "third_party/skia/include/core/SkRefCnt.h" |
| #include "third_party/skia/include/core/SkTypeface.h" |
| |
| namespace blink { |
| |
| class PLATFORM_EXPORT FontFormatCheck { |
| STACK_ALLOCATED(); |
| |
| public: |
| explicit FontFormatCheck(sk_sp<SkData>); |
| bool IsVariableFont(); |
| bool IsCbdtCblcColorFont(); |
| bool IsColrCpalColorFont() { |
| return IsColrCpalColorFontV0() || IsColrCpalColorFontV1(); |
| } |
| bool IsColrCpalColorFontV0(); |
| bool IsColrCpalColorFontV1(); |
| bool IsSbixColorFont(); |
| bool IsCff2OutlineFont(); |
| bool IsColorFont(); |
| |
| // Still needed in FontCustomPlatformData. |
| enum class VariableFontSubType { |
| kNotVariable, |
| kVariableTrueType, |
| kVariableCFF2 |
| }; |
| |
| static VariableFontSubType ProbeVariableFont(sk_sp<SkTypeface>); |
| |
| // hb-common.h: typedef uint32_t hb_tag_t; |
| using TableTagsVector = Vector<uint32_t>; |
| |
| enum class COLRVersion { kCOLRV0, kCOLRV1, kNoCOLR }; |
| |
| private: |
| TableTagsVector table_tags_; |
| COLRVersion colr_version_ = COLRVersion::kNoCOLR; |
| }; |
| |
| } // namespace blink |
| |
| #endif |