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1 /* | 1 /* |
2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef Slide_DEFINED | 8 #ifndef Slide_DEFINED |
9 #define Slide_DEFINED | 9 #define Slide_DEFINED |
10 | 10 |
11 #include "SkRefCnt.h" | 11 #include "SkRefCnt.h" |
12 #include "SkString.h" | 12 #include "SkString.h" |
13 | 13 |
14 class SkCanvas; | 14 class SkCanvas; |
| 15 class SkAnimTimer; |
15 | 16 |
16 class Slide : public SkRefCnt { | 17 class Slide : public SkRefCnt { |
17 public: | 18 public: |
18 virtual ~Slide() {} | 19 virtual ~Slide() {} |
19 | 20 |
20 virtual void draw(SkCanvas* canvas) = 0; | 21 virtual void draw(SkCanvas* canvas) = 0; |
| 22 virtual bool animate(const SkAnimTimer&) { return false; } |
| 23 virtual void load() {} |
| 24 virtual void unload() {} |
| 25 |
21 SkString getName() { return fName; } | 26 SkString getName() { return fName; } |
22 | 27 |
23 protected: | 28 protected: |
24 SkString fName; | 29 SkString fName; |
25 }; | 30 }; |
26 | 31 |
27 | 32 |
28 #endif | 33 #endif |
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