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1 
2 /*
3  * Copyright 2006 The Android Open Source Project
4  *
5  * Use of this source code is governed by a BSD-style license that can be
6  * found in the LICENSE file.
7  */
8 
9 
10 #ifndef SkTime_DEFINED
11 #define SkTime_DEFINED
12 
13 #include "SkTypes.h"
14 
15 /** \class SkTime
16     Platform-implemented utilities to return time of day, and millisecond counter.
17 */
18 class SkTime {
19 public:
20     struct DateTime {
21         uint16_t fYear;          //!< e.g. 2005
22         uint8_t  fMonth;         //!< 1..12
23         uint8_t  fDayOfWeek;     //!< 0..6, 0==Sunday
24         uint8_t  fDay;           //!< 1..31
25         uint8_t  fHour;          //!< 0..23
26         uint8_t  fMinute;        //!< 0..59
27         uint8_t  fSecond;        //!< 0..59
28     };
29     static void GetDateTime(DateTime*);
30 
31     static SkMSec GetMSecs();
32 };
33 
34 #if defined(SK_DEBUG) && defined(SK_BUILD_FOR_WIN32)
35     extern SkMSec gForceTickCount;
36 #endif
37 
38 #define SK_TIME_FACTOR      1
39 
40 ///////////////////////////////////////////////////////////////////////////////
41 
42 class SkAutoTime {
43 public:
44     // The label is not deep-copied, so its address must remain valid for the
45     // lifetime of this object
fLabel(label)46     SkAutoTime(const char* label = NULL, SkMSec minToDump = 0) : fLabel(label)
47     {
48         fNow = SkTime::GetMSecs();
49         fMinToDump = minToDump;
50     }
~SkAutoTime()51     ~SkAutoTime()
52     {
53         SkMSec dur = SkTime::GetMSecs() - fNow;
54         if (dur >= fMinToDump) {
55             SkDebugf("%s %d\n", fLabel ? fLabel : "", dur);
56         }
57     }
58 private:
59     const char* fLabel;
60     SkMSec      fNow;
61     SkMSec      fMinToDump;
62 };
63 
64 #endif
65 
66