1 | /* |
---|---|
2 | * Copyright 2019 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 SkSGTransformPriv_DEFINED |
9 | #define SkSGTransformPriv_DEFINED |
10 | |
11 | #include "modules/sksg/include/SkSGTransform.h" |
12 | |
13 | namespace sksg { |
14 | |
15 | // Helper for accessing implementation-private Transform methods. |
16 | class TransformPriv final { |
17 | public: |
18 | |
19 | static bool Is44(const sk_sp<Transform>&t) { return t->is44(); } |
20 | |
21 | template <typename T, typename = std::enable_if<std::is_same<T, SkMatrix>::value || |
22 | std::is_same<T, SkM44 >::value >> |
23 | static T As(const sk_sp<Transform>&); |
24 | |
25 | private: |
26 | TransformPriv() = delete; |
27 | }; |
28 | |
29 | template <> |
30 | inline SkMatrix TransformPriv::As<SkMatrix>(const sk_sp<Transform>& t) { |
31 | return t->asMatrix(); |
32 | } |
33 | |
34 | template <> |
35 | inline SkM44 TransformPriv::As<SkM44>(const sk_sp<Transform>& t) { |
36 | return t->asM44(); |
37 | } |
38 | |
39 | } // namespace sksg |
40 | |
41 | #endif // SkSGTransformPriv_DEFINED |
42 |