modules/gui/skins2/vars/time.cpp

   1 /*****************************************************************************
   2  * time.cpp
   3  *****************************************************************************
   4  * Copyright (C) 2003 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Cyril Deguet     <asmax@via.ecp.fr>
   8  *          Olivier Teulière <ipkiss@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #include <vlc_input.h>
  26 #include "time.hpp"
  27
  28
  29 inline bool StreamTime::havePosition() const {
  30     input_thread_t *p_input = getIntf()->p_sys->p_input;
  31     return p_input && ( var_GetFloat( p_input, "position" ) != 0.0 );
  32 }
  33
  34
  35 void StreamTime::set( float percentage, bool updateVLC )
  36 {
  37     VarPercent::set( percentage );
  38
  39     // Avoid looping forever...
  40     if( updateVLC && getIntf()->p_sys->p_input )
  41         var_SetFloat( getIntf()->p_sys->p_input, "position", percentage );
  42 }
  43
  44
  45 string StreamTime::getAsStringPercent() const
  46 {
  47     int value = (int)(100. * get());
  48     // 0 <= value <= 100, so we need 4 chars
  49     char str[4];
  50     snprintf( str, 4, "%d", value );
  51     return string(str);
  52 }
  53
  54
  55 string StreamTime::formatTime( int seconds, bool bShortFormat ) const
  56 {
  57     char psz_time[MSTRTIME_MAX_SIZE];
  58     if( bShortFormat && (seconds < 60 * 60) )
  59     {
  60         snprintf( psz_time, MSTRTIME_MAX_SIZE, "%02d:%02d",
  61                   (int) (seconds / 60 % 60),
  62                   (int) (seconds % 60) );
  63     }
  64     else
  65     {
  66         snprintf( psz_time, MSTRTIME_MAX_SIZE, "%d:%02d:%02d",
  67                   (int) (seconds / (60 * 60)),
  68                   (int) (seconds / 60 % 60),
  69                   (int) (seconds % 60) );
  70     }
  71     return string(psz_time);
  72 }
  73
  74
  75 string StreamTime::getAsStringCurrTime( bool bShortFormat ) const
  76 {
  77     if( !havePosition() )
  78         return "-:--:--";
  79
  80     mtime_t time = var_GetTime( getIntf()->p_sys->p_input, "time" );
  81     return formatTime( time / 1000000, bShortFormat );
  82 }
  83
  84
  85 string StreamTime::getAsStringTimeLeft( bool bShortFormat ) const
  86 {
  87     if( !havePosition() )
  88         return "-:--:--";
  89
  90     mtime_t time = var_GetTime( getIntf()->p_sys->p_input, "time" ),
  91         duration = var_GetTime( getIntf()->p_sys->p_input, "length" );
  92
  93     return formatTime( (duration - time) / 1000000, bShortFormat );
  94 }
  95
  96
  97 string StreamTime::getAsStringDuration( bool bShortFormat ) const
  98 {
  99     if( !havePosition() )
 100         return "-:--:--";
 101
 102     mtime_t time = var_GetTime( getIntf()->p_sys->p_input, "length" );
 103     return formatTime( time / 1000000, bShortFormat );
 104 }