base/aaTimeFrame.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent tw=79 ft=cpp: */
   3 /*
   4  * Copyright (C) 2008 Sergey Yanovich <ynvich@gmail.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include "xpcom-config.h"
  23
  24 #include "nsCOMPtr.h"
  25
  26 /* Project includes */
  27 #include "aaTimeFrame.h"
  28
  29 aaTimeFrame::aaTimeFrame()
  30   :mStatus(0)
  31 {
  32   mStart = mEnd = PR_Now();
  33 }
  34
  35 aaTimeFrame::~aaTimeFrame()
  36 {
  37 }
  38
  39 NS_IMPL_ISUPPORTS1(aaTimeFrame,
  40                    aaITimeFrame)
  41
  42 /* aaITimeFrame */
  43 NS_IMETHODIMP
  44 aaTimeFrame::GetStart(PRTime *aStart)
  45 {
  46   NS_ENSURE_ARG_POINTER(aStart);
  47   *aStart = mStart;
  48   return NS_OK;
  49 }
  50 NS_IMETHODIMP
  51 aaTimeFrame::SetStart(PRTime aStart)
  52 {
  53   mStart = aStart;
  54   mStatus |= HAS_START;
  55   if (mEnd < mStart) {
  56     mEnd = mStart;
  57     mStatus &= ~HAS_END;
  58   }
  59   return NS_OK;
  60 }
  61 PRTime
  62 aaTimeFrame::PickStart()
  63 {
  64   return mStart;
  65 }
  66
  67 NS_IMETHODIMP
  68 aaTimeFrame::GetEnd(PRTime *aEnd)
  69 {
  70   NS_ENSURE_ARG_POINTER(aEnd);
  71   *aEnd = mEnd;
  72   return NS_OK;
  73 }
  74 NS_IMETHODIMP
  75 aaTimeFrame::SetEnd(PRTime aEnd)
  76 {
  77   mEnd = aEnd;
  78   mStatus |= HAS_END;
  79   if (mEnd < mStart) {
  80     mStart = mEnd;
  81     mStatus &= ~HAS_START;
  82   }
  83   return NS_OK;
  84 }
  85 PRTime
  86 aaTimeFrame::PickEnd()
  87 {
  88   return mEnd;
  89 }
  90
  91 NS_IMETHODIMP
  92 aaTimeFrame::GetStatus(PRUint32 *aStatus)
  93 {
  94   NS_ENSURE_ARG_POINTER(aStatus);
  95   *aStatus = mStatus;
  96   return NS_OK;
  97 }
  98 NS_IMETHODIMP
  99 aaTimeFrame::SetStatus(PRUint32 aStatus)
 100 {
 101   mStatus = aStatus;
 102   if (mStatus < mStart)
 103     mStart = mStatus;
 104   return NS_OK;
 105 }
 106 PRUint32
 107 aaTimeFrame::PickStatus()
 108 {
 109   return mStatus;
 110 }