/// <summary>
/// 向前播放
/// </summary>
public void PlayForward()
{
PlayingType = PLAYTYPE.FORWARD;
PlayingTime = isPlaying ? 1f - PlayingTime : 0f;
Play();
}
/// <summary>
/// 向前播放
/// </summary>
public void PlayForward()
{
PlayingType = PLAYTYPE.FORWARD;
PlayingTime = isPlaying ? AnimCurve[AnimCurve.length - 1].time - PlayingTime : 0f;
Play();
}
/// <summary>
/// 向后播放
/// </summary>
public void PlayBack()
{
PlayingType = PLAYTYPE.BACK;
PlayingTime = isPlaying ? 1f - PlayingTime : 0f;
Play();
}
/// <summary>
/// 向后播放
/// </summary>
public void PlayBack()
{
PlayingType = PLAYTYPE.BACK;
PlayingTime = isPlaying ? AnimCurve[AnimCurve.length - 1].time - PlayingTime : 0f;
Play();
}
/// <summary>
/// 在此页将要在 Frame 中显示时进行调用。
/// </summary>
/// <param name="e">描述如何访问此页的事件数据。
/// 此参数通常用于配置页。</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
AudioPlayInfo para = e.Parameter as AudioPlayInfo;
if (para == null)
{
bool isPlayButton = false;
//保持原有播放状态
if (IsMyBackgroundTaskRunning)
{
ChangePlayTimeNum();
ChangePlayTimeCurrent();
double value = 0;
if (_dPlaySum != 0)
{
value = _dTimeNUm / _dPlaySum * 100;
}
PlayProgress.Value = value;
if (MediaPlayerState.Playing == BackgroundMediaPlayer.Current.CurrentState)
{
isPlayButton = true;
_timer.Start();
}
}
SetPlayButtonState(isPlayButton);
}
else
{
_fileToken = para.fileToken;
_playType = para.PlayType;
_filePath = para.Path;
_stSong = para.Song;
Play();
}
textBlockSong.Text = _stSong;
}
