public override void InitSong()
{
try
{
string Name = "";
string TemStr = "";
int ilong;
string durLength = "";
TemStr = "";
TemStr = TemStr.PadLeft(127, Convert.ToChar(" "));
Name = Name.PadLeft(260, Convert.ToChar(" "));
mc.iName = Filename;
ilong = APIClass.GetShortPathName(mc.iName, Name, Name.Length);
Name = GetCurrPath(Name);
Name = "open " + Convert.ToChar(34) + Name + Convert.ToChar(34) + " alias media";
ilong = APIClass.mciSendString("close all", TemStr, TemStr.Length, 0);
ilong = APIClass.mciSendString(Name, TemStr, TemStr.Length, 0);
ilong = APIClass.mciSendString("set media time format milliseconds", TemStr, TemStr.Length, 0);
mc.state = State.mStop;
durLength = "";
durLength = durLength.PadLeft(128, Convert.ToChar(" "));
APIClass.mciSendString("status media length", durLength, durLength.Length, 0);
durLength = durLength.Trim();
if (durLength == "\0")
{
base.Duration = 0;
}
base.Duration = (int)(Convert.ToDouble(durLength) / 1000f);
}
catch
{ }
}
//播放
public override void Play()
{
string TemStr = "";
TemStr = TemStr.PadLeft(127, Convert.ToChar(" "));
APIClass.mciSendString("play media", TemStr, TemStr.Length, 0);
mc.state = State.mPlaying;
}
//暂停
public override void Puase()
{
int ilong;
string TemStr = "";
TemStr = TemStr.PadLeft(128, Convert.ToChar(" "));
ilong = APIClass.mciSendString("pause media", TemStr, TemStr.Length, 0);
mc.state = State.mPuase;
}
//停止
public override void Stop()
{
int ilong;
string TemStr = "";
TemStr = TemStr.PadLeft(128, Convert.ToChar(" "));
ilong = APIClass.mciSendString("close media", TemStr, 128, 0);
ilong = APIClass.mciSendString("close all", TemStr, 128, 0);
mc.state = State.mStop;
}
public override void SetPos(int rate)
{
int ilong;
string TemStr = "";
long pos = (long)(Duration * 1000f * (rate * 1.0 / 100));
string cmdSentence = string.Format("seek media to {0}", pos);
TemStr = "";
TemStr = TemStr.PadLeft(127, Convert.ToChar(" "));
ilong = APIClass.mciSendString(cmdSentence, TemStr, TemStr.Length, 0);
Play();
mc.state = State.mPlaying;
}
//总时间
//当前时间
private int CurrentPosition()
{
string durLength = "";
durLength = "";
durLength = durLength.PadLeft(128, Convert.ToChar(" "));
APIClass.mciSendString("status media position", durLength, durLength.Length, 0);
durLength = durLength.Trim();
if (durLength == "\0")
{
return(0);
}
mc.iPos = (int)(Convert.ToDouble(durLength) / 1000f);
return(mc.iPos);
}
public override bool IsEnd()
{
string durLength = "";
durLength = durLength.PadLeft(128, Convert.ToChar(" "));
APIClass.mciSendString("status media length", durLength, durLength.Length, 0);
durLength = durLength.Trim();
string curLength;
curLength = "";
curLength = curLength.PadLeft(128, Convert.ToChar(" "));
APIClass.mciSendString("status media position", curLength, curLength.Length, 0);
curLength = curLength.Trim();
if (curLength == durLength)
{
return(true);
}
return(false);
}