/// <summary>
/// 获取本地存储的信号文件列表
/// </summary>
/// <returns></returns>
public static List<MusicInfo> GetLocalMusicList()
{
if (!currentISF.DirectoryExists("Musics"))
{
currentISF.CreateDirectory("Musics");
}
string[] paths = currentISF.GetFileNames("Musics/*.sgn");
LocalMusicInfos = new List<MusicInfo>(paths.Length);
IsolatedStorageFileStream isfs = null;
StreamReader sr = null;
MusicInfo mi = null;
foreach (string p in paths)
{
using (isfs = new IsolatedStorageFileStream("Musics/" + p, FileMode.Open, FileAccess.Read, currentISF))
{
using (sr = new StreamReader(isfs))
{
try
{
mi = new MusicInfo();
mi.MusicName = sr.ReadLine();//name
mi.IsDefault = sr.ReadLine().Equals("0") ? false : true;//IsDefault
mi.Key = sr.ReadLine();//key
mi.MusicLengthMill = int.Parse(sr.ReadLine());//musicLengthMill
mi.Speed = int.Parse(sr.ReadLine());//speed
mi.MusicData = sr.ReadLine();//data
LocalMusicInfos.Add(mi);
}
catch (Exception)
{
sr.Close();
isfs.Close();
currentISF.DeleteFile("Musics/" + p);
}
sr.Close();
}
isfs.Close();
}
}
return LocalMusicInfos;
}
/// <summary>
/// 删除本地存储的sgn文件和音乐文件
/// </summary>
/// <param name="mi"></param>
/// <returns></returns>
public static bool DeleteLocalSignAndMusic(MusicInfo mi)
{
currentISF.DeleteFile("Musics/" + mi.Key + "_Sign.sgn");
currentISF.DeleteFile("Musics/" + mi.Key);
return true;
}
/// <summary>
/// 加载一个歌曲数据并解析
/// </summary>
/// <param name="sc"></param>
private void Load(MusicInfo mi)
{
speed = mi.Speed;
//计算到敲击点延迟
CalcDelayOffset();
//解析实体类
string[] datas = mi.MusicData.Split(',');
CadenceSigns = new CadenceSign[datas.Length];
string temp = string.Empty;
int delaytime = 0;
int ttime = 0;
int i = 0;
foreach (string t in datas)
{
temp = t.Substring(0, 2);
ttime = int.Parse(t.Substring(3, t.Length - 3));
delaytime += ttime;
CadenceSign cs = new CadenceSign();
cs.drumType = CommHelper.DrumTypeToKeyCode(temp);
cs.DelayTimeMill = delaytime;
//图像
Image img = new Image();
if (cs.drumType == DrumType.FaceAll)
{
img.Width = 45;
img.Height = 45;
img.Source = ResourceMgr.SignimgBgCache[1];
}
else if (cs.drumType == DrumType.SideAll)
{
img.Width = 45;
img.Height = 45;
img.Source = ResourceMgr.SignimgBgCache[3];
}
else if (cs.drumType == DrumType.RightFace || cs.drumType == DrumType.LeftFace)
{
img.Width = 35;
img.Height = 35;
img.Source = ResourceMgr.SignimgBgCache[0];
}
else
{
img.Width = 35;
img.Height = 35;
img.Source = ResourceMgr.SignimgBgCache[2];
}
//img.Visibility = System.Windows.Visibility.Collapsed;
//TranslateTransform ttf = new TranslateTransform();
//ttf.X = 0; ttf.Y = 0;
//img.RenderTransform = new TranslateTransform();
img.RenderTransform = null;
img.Effect = null;
img.CacheMode = new BitmapCache();
if (cs.drumType == DrumType.RightFace || cs.drumType == DrumType.LeftFace
|| cs.drumType == DrumType.RightSide || cs.drumType == DrumType.LeftSide)
{
Canvas.SetLeft(img, signLeftLocation);
Canvas.SetTop(img, 33);
}
else
{
Canvas.SetLeft(img, signLeftLocation);
Canvas.SetTop(img, 28);
}
cs.currentSign = img;
CadenceSigns[i] = cs;
i++;
}
//添入显示控件
foreach (CadenceSign cs in CadenceSigns)
{
LayoutRoot.Children.Add(cs.currentSign);
}
AddLastBecloud();
firstlongTime = CadenceSigns[0].DelayTimeMill;
signCount = CadenceSigns.Length;
}
/// <summary>
/// 播放解析后的信号
/// </summary>
public void Play(MusicInfo mi)
{
if (isStart) return;
if (CadenceSigns == null || CadenceSigns.Length <= 0)
{
Load(mi);
}
///Res/Musics/xiaji.wma
//meMusic.Stop();
meMusic.AutoPlay = false;
if (mi.IsDefault)
{
meMusic.Source = new Uri(CommHelper.MusicBasePath + mi.Key, UriKind.Relative);
}
else
{
meMusic.SetSource(CommHelper.GetMusicStream(mi.Key));
}
//主线程界面刷新器
dtWindows.Interval = new TimeSpan(0, 0, 0, 0, 10);
dtWindows.Tick += new EventHandler(dtWindows_Tick);
dtWindows.Start();
//辅助线程
logicThread = new Timer(dtWindows_Tick_BG, null, 0, 500);
isStart = true;
}
/// <summary>
/// 读取音乐资源
/// </summary>
private void ReadMusicXML()
{
Stream s = Application.GetResourceStream(new Uri("Res/MusicList.xml", UriKind.Relative)).Stream;
XmlReader xr = XmlReader.Create(s);
//xr.ReadToNextSibling("/Musics/Music");
while (xr.Read())
{
XmlNodeType xnt = xr.NodeType;
if (xr.LocalName.Equals("Music"))
{
MusicInfo mi = new MusicInfo();
for (int i = 0; i < xr.AttributeCount; i++)
{
xr.MoveToAttribute(i);
if (xr.Name.Equals("Name", StringComparison.CurrentCultureIgnoreCase))
{
mi.MusicName = xr.Value;
}
else if (xr.Name.Equals("Length", StringComparison.CurrentCultureIgnoreCase))
{
mi.MusicLengthMill = xr.ReadContentAsInt();
}
else if (xr.Name.Equals("Data", StringComparison.CurrentCultureIgnoreCase))
{
mi.MusicData = xr.Value;
}
else if (xr.Name.Equals("Key", StringComparison.CurrentCultureIgnoreCase))
{
mi.Key = xr.Value;
}
else if (xr.Name.Equals("Speed", StringComparison.CurrentCultureIgnoreCase))
{
mi.Speed = xr.ReadContentAsInt();
}
}
MusicInfos.Add(mi);
}
}
}
/// <summary>
/// 删除本地存储的sgn文件和音乐文件
/// </summary>
/// <param name="mi"></param>
/// <returns></returns>
public static bool DeleteLocalSignAndMusic(MusicInfo mi)
{
currentISF.DeleteFile("Musics/" + mi.Key + "_Sign.sgn");
currentISF.DeleteFile("Musics/" + mi.Key);
return(true);
}