skia2/include/core/SkTime.h

73 lines
2.0 KiB
C
Raw Normal View History

/*
* Copyright (C) 2006 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SkTime_DEFINED
#define SkTime_DEFINED
#include "SkTypes.h"
/** \class SkTime
Platform-implemented utilities to return time of day, and millisecond counter.
*/
class SkTime {
public:
struct DateTime {
uint16_t fYear; //!< e.g. 2005
uint8_t fMonth; //!< 1..12
uint8_t fDayOfWeek; //!< 0..6, 0==Sunday
uint8_t fDay; //!< 1..31
uint8_t fHour; //!< 0..23
uint8_t fMinute; //!< 0..59
uint8_t fSecond; //!< 0..59
};
static void GetDateTime(DateTime*);
static SkMSec GetMSecs();
};
#if defined(SK_DEBUG) && defined(SK_BUILD_FOR_WIN32)
extern SkMSec gForceTickCount;
#endif
#define SK_TIME_FACTOR 1
///////////////////////////////////////////////////////////////////////////////
class SkAutoTime {
public:
// The label is not deep-copied, so its address must remain valid for the
// lifetime of this object
SkAutoTime(const char* label = NULL, SkMSec minToDump = 0) : fLabel(label)
{
fNow = SkTime::GetMSecs();
fMinToDump = minToDump;
}
~SkAutoTime()
{
SkMSec dur = SkTime::GetMSecs() - fNow;
if (dur >= fMinToDump) {
SkDebugf("%s %d\n", fLabel ? fLabel : "", dur);
}
}
private:
const char* fLabel;
SkMSec fNow;
SkMSec fMinToDump;
};
#endif