xref: /aosp_15_r20/external/skia/include/core/SkOpenTypeSVGDecoder.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2022 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef SkOpenTypeSVGDecoder_DEFINED
9 #define SkOpenTypeSVGDecoder_DEFINED
10 
11 #include "include/core/SkColor.h"
12 #include "include/core/SkSpan.h"
13 #include "include/core/SkTypes.h"
14 
15 #include <memory>
16 
17 class SkCanvas;
18 
19 class SkOpenTypeSVGDecoder {
20 public:
21     /** Each instance probably owns an SVG DOM.
22      *  The instance may be cached so needs to report how much memory it retains.
23      */
24     virtual size_t approximateSize() = 0;
25     virtual bool render(SkCanvas&, int upem, SkGlyphID glyphId,
26                         SkColor foregroundColor, SkSpan<SkColor> palette) = 0;
27     virtual ~SkOpenTypeSVGDecoder() = default;
28 };
29 
30 #endif  // SkOpenTypeSVGDecoder_DEFINED
31