| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkSerialProcs_DEFINED |
| #define SkSerialProcs_DEFINED |
| |
| #include "SkImage.h" |
| #include "SkPicture.h" |
| #include "SkTypeface.h" |
| |
| /** |
| * A serial-proc is asked to serialize the specified object (e.g. picture or image). |
| * If a data object is returned, it will be used (even if it is zero-length). |
| * If null is returned, then Skia will take its default action. |
| * |
| * The default action for pictures is to use Skia's internal format. |
| * The default action for images is to encode using PNG. |
| * The default action for typefaces is to use Skia's internal format. |
| */ |
| |
| typedef sk_sp<SkData> (*SkSerialPictureProc)(SkPicture*, void* ctx); |
| typedef sk_sp<SkData> (*SkSerialImageProc)(SkImage*, void* ctx); |
| typedef sk_sp<SkData> (*SkSerialTypefaceProc)(SkTypeface*, void* ctx); |
| |
| /** |
| * A deserial-proc is given the serialized form previously returned by the corresponding |
| * serial-proc, and should return the re-constituted object. In case of an error, the proc |
| * can return nullptr. |
| */ |
| |
| typedef sk_sp<SkPicture> (*SkDeserialPictureProc)(const void* data, size_t length, void* ctx); |
| typedef sk_sp<SkImage> (*SkDeserialImageProc)(const void* data, size_t length, void* ctx); |
| typedef sk_sp<SkTypeface> (*SkDeserialTypefaceProc)(const void* data, size_t length, void* ctx); |
| |
| struct SK_API SkSerialProcs { |
| SkSerialPictureProc fPictureProc = nullptr; |
| void* fPictureCtx = nullptr; |
| |
| SkSerialImageProc fImageProc = nullptr; |
| void* fImageCtx = nullptr; |
| |
| SkSerialTypefaceProc fTypefaceProc = nullptr; |
| void* fTypefaceCtx = nullptr; |
| }; |
| |
| struct SK_API SkDeserialProcs { |
| SkDeserialPictureProc fPictureProc = nullptr; |
| void* fPictureCtx = nullptr; |
| |
| SkDeserialImageProc fImageProc = nullptr; |
| void* fImageCtx = nullptr; |
| |
| SkDeserialTypefaceProc fTypefaceProc = nullptr; |
| void* fTypefaceCtx = nullptr; |
| }; |
| |
| #endif |
| |