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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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47 class CanvasInterceptorBase { | 47 class CanvasInterceptorBase { |
48 STACK_ALLOCATED(); | 48 STACK_ALLOCATED(); |
49 WTF_MAKE_NONCOPYABLE(CanvasInterceptorBase); | 49 WTF_MAKE_NONCOPYABLE(CanvasInterceptorBase); |
50 | 50 |
51 protected: | 51 protected: |
52 CanvasInterceptorBase(InterceptingCanvasBase* canvas) : canvas_(canvas) { | 52 CanvasInterceptorBase(InterceptingCanvasBase* canvas) : canvas_(canvas) { |
53 ++canvas_->call_nesting_depth_; | 53 ++canvas_->call_nesting_depth_; |
54 } | 54 } |
55 | 55 |
56 ~CanvasInterceptorBase() { | 56 ~CanvasInterceptorBase() { |
57 ASSERT(canvas_->call_nesting_depth_ > 0); | 57 DCHECK_GT(canvas_->call_nesting_depth_, 0u); |
58 if (!--canvas_->call_nesting_depth_) | 58 if (!--canvas_->call_nesting_depth_) |
59 canvas_->call_count_++; | 59 canvas_->call_count_++; |
60 } | 60 } |
61 | 61 |
62 DerivedCanvas* Canvas() { return static_cast<DerivedCanvas*>(canvas_); } | 62 DerivedCanvas* Canvas() { return static_cast<DerivedCanvas*>(canvas_); } |
63 bool TopLevelCall() const { return canvas_->CallNestingDepth() == 1; } | 63 bool TopLevelCall() const { return canvas_->CallNestingDepth() == 1; } |
64 InterceptingCanvasBase* canvas_; | 64 InterceptingCanvasBase* canvas_; |
65 }; | 65 }; |
66 | 66 |
67 void ResetStepCount() { call_count_ = 0; } | 67 void ResetStepCount() { call_count_ = 0; } |
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358 | 358 |
359 void willRestore() override { | 359 void willRestore() override { |
360 Interceptor interceptor(this); | 360 Interceptor interceptor(this); |
361 this->SkCanvas::willRestore(); | 361 this->SkCanvas::willRestore(); |
362 } | 362 } |
363 }; | 363 }; |
364 | 364 |
365 } // namespace blink | 365 } // namespace blink |
366 | 366 |
367 #endif // InterceptingCanvas_h | 367 #endif // InterceptingCanvas_h |
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