1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "third_party/blink/renderer/platform/graphics/profiling_canvas.h"
32
33 namespace blink {
34
CanvasInterceptor(InterceptingCanvasBase * canvas)35 CanvasInterceptor<ProfilingCanvas>::CanvasInterceptor(
36 InterceptingCanvasBase* canvas)
37 : CanvasInterceptorBase(canvas), start_time_(base::TimeTicks::Now()) {}
38
~CanvasInterceptor()39 CanvasInterceptor<ProfilingCanvas>::~CanvasInterceptor() {
40 if (!TopLevelCall())
41 return;
42 base::TimeDelta delta = base::TimeTicks::Now() - start_time_;
43 if (auto* timings = Canvas()->timings_) {
44 DCHECK_EQ(timings->size(), Canvas()->CallCount());
45 timings->push_back(delta);
46 }
47 }
48
ProfilingCanvas(SkBitmap bitmap)49 ProfilingCanvas::ProfilingCanvas(SkBitmap bitmap)
50 : InterceptingCanvas(bitmap), timings_(nullptr) {}
51
SetTimings(Vector<base::TimeDelta> * timings)52 void ProfilingCanvas::SetTimings(Vector<base::TimeDelta>* timings) {
53 timings_ = timings;
54 }
55
56 } // namespace blink
57