private void AddLine()
{
Line added = null;
switch (game.Canvas.ColorControls.Selected)
{
case LineType.Blue:
added = new StandardLine(_start, _end, false)
{
inv = inv
};
added.CalculateConstants();
break;
case LineType.Red:
added = new RedLine(_start, _end, false)
{
inv = inv
};
(added as RedLine).Multiplier = game.Canvas.ColorControls.RedMultiplier;
added.CalculateConstants();
break;
case LineType.Scenery:
added = new SceneryLine(_start, _end)
{
Width = game.Canvas.ColorControls.GreenMultiplier
};
break;
}
game.Track.AddLine(added);
if (added is StandardLine)
{
var stl = added as StandardLine;
game.Track.TryConnectLines(stl, _last);
_last = stl;
}
if (game.Canvas.ColorControls.Selected != LineType.Scenery)
{
game.Track.ChangeMade(_start, _end);
game.Track.TrackUpdated();
}
game.Invalidate();
}
public static Track LoadTrackTRK(string track, string savename)
{
var ret = new Track();
ret.Name = track;
var addedlines = new Dictionary <int, StandardLine>();
var extensions = new List <Extensionentry>();
var location = Program.CurrentDirectory + "Tracks" + Path.DirectorySeparatorChar + track;
if (savename != null)
{
location += Path.DirectorySeparatorChar + savename + ".trk";
}
else
{
location += ".trk";
}
using (var file =
File.Open(location, FileMode.Open))
{
var br = new BinaryReader(file);
int magic = br.ReadInt32();
if (magic == ('T' | 'R' << 8 | 'K' << 16 | 0xF2 << 24))
{
byte version = br.ReadByte();
string[] features = Encoding.ASCII.GetString(br.ReadBytes(br.ReadInt16())).Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
if (version != 1)
{
throw new Exception("Unsupported version");
}
bool redmultipier = false;
bool scenerywidth = false;
bool supports61 = false;
bool songinfo = false;
bool ignorabletrigger = false;
for (int i = 0; i < features.Length; i++)
{
switch (features[i])
{
case "REDMULTIPLIER":
redmultipier = true;
break;
case "SCENERYWIDTH":
scenerywidth = true;
break;
case "6.1":
supports61 = true;
break;
case "SONGINFO":
songinfo = true;
break;
case "IGNORABLE_TRIGGER":
ignorabletrigger = true;
break;
case "ZEROSTART":
ret.ZeroStart = true;
break;
default:
throw new Exception("Unsupported feature");
}
}
if (supports61)
{
ret.SetVersion(6.1m);
}
else
{
ret.SetVersion(6.2m);
}
if (songinfo)
{
var song = br.ReadString();
try
{
var strings = song.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
var fn = Program.CurrentDirectory + "Songs" +
Path.DirectorySeparatorChar +
strings[0];
if (File.Exists(fn))
{
if (AudioPlayback.LoadFile(ref fn))
{
game.CurrentSong = new Song(Path.GetFileName(fn), float.Parse(strings[1]));
game.EnableSong = true;
}
else
{
Program.NonFatalError("An unknown error occured trying to load the song file");
}
}
}
catch
{
// ignored
}
}
ret.Start = new Vector2d(br.ReadDouble(), br.ReadDouble());
var lines = br.ReadInt32();
for (var i = 0; i < lines; i++)
{
Line l;
byte ltype = br.ReadByte();
var lt = (LineType)(ltype & 0x1F);//we get 5 bits
var inv = (ltype >> 7) != 0;
var lim = (ltype >> 5) & 0x3;
var ID = -1;
var prvID = -1;
var nxtID = -1;
var multiplier = 1;
var linewidth = 1f;
LineTrigger tr = ignorabletrigger ? new LineTrigger() : null;
if (redmultipier)
{
if (lt == LineType.Red)
{
multiplier = br.ReadByte();
}
}
if (lt == LineType.Blue || lt == LineType.Red)
{
if (ignorabletrigger)
{
bool zoomtrigger = br.ReadBoolean();
if (zoomtrigger)
{
tr.Zoomtrigger = true;
var target = br.ReadSingle();
var frames = br.ReadInt16();
tr.ZoomFrames = frames;
tr.ZoomTarget = target;
}
else
{
tr = null;
}
}
ID = br.ReadInt32();
if (lim != 0)
{
prvID = br.ReadInt32();
nxtID = br.ReadInt32();
}
}
if (lt == LineType.Scenery)
{
if (scenerywidth)
{
float b = br.ReadByte();
linewidth = b / 10f;
}
}
var x1 = br.ReadDouble();
var y1 = br.ReadDouble();
var x2 = br.ReadDouble();
var y2 = br.ReadDouble();
switch (lt)
{
case LineType.Blue:
var bl = new StandardLine(new Vector2d(x1, y1), new Vector2d(x2, y2), inv);
bl.ID = ID;
bl.SetExtension(lim);
l = bl;
if (prvID != -1)
{
extensions.Add(new Extensionentry {
Line = bl, Linkid = prvID, Next = false
});
}
if (nxtID != -1)
{
extensions.Add(new Extensionentry {
Line = bl, Linkid = nxtID, Next = true
});
}
bl.Trigger = tr;
break;
case LineType.Red:
var rl = new RedLine(new Vector2d(x1, y1), new Vector2d(x2, y2), inv);
rl.ID = ID;
rl.SetExtension(lim);
if (redmultipier)
{
rl.Multiplier = multiplier;
}
l = rl;
if (prvID != -1)
{
extensions.Add(new Extensionentry {
Line = rl, Linkid = prvID, Next = false
});
}
if (nxtID != -1)
{
extensions.Add(new Extensionentry {
Line = rl, Linkid = nxtID, Next = true
});
}
rl.Trigger = tr;
break;
case LineType.Scenery:
l = new SceneryLine(new Vector2d(x1, y1), new Vector2d(x2, y2))
{
Width = linewidth
};
break;
default:
throw new Exception("Invalid line type");
}
if (l is StandardLine)
{
if (!addedlines.ContainsKey(l.ID))
{
addedlines[ID] = (StandardLine)l;
ret.AddLines(l);
}
}
else
{
ret.AddLines(l);
}
}
}
}
foreach (var v in extensions)
{
if (v.Next)
{
StandardLine sl;
if (addedlines.TryGetValue(v.Linkid, out sl))
{
//if (sl.Extension == StandardLine.ExtensionDirection.Right || sl.Extension == StandardLine.ExtensionDirection.Both)
{
v.Line.Next = sl;
sl.Prev = v.Line;
}
}
}
else //prev
{
StandardLine sl;
if (addedlines.TryGetValue(v.Linkid, out sl))
{
//if (sl.Extension == StandardLine.ExtensionDirection.Left || sl.Extension == StandardLine.ExtensionDirection.Both)
{
v.Line.Prev = sl;
sl.Next = v.Line;
}
}
}
}
ret.ResetUndo();
ret.ResetChanges();
return(ret);
}
public override void OnMouseUp(Vector2d pos)
{
game.Invalidate();
if (_started)
{
_started = false;
var diff = _end - _start;
var x = diff.X;
var y = diff.Y;
if (Math.Abs(x) + Math.Abs(y) < MINIMUM_LINE)
{
return;
}
StandardLine next = null;
if (game.ShouldXySnap())
{
_end = SnapXY(_start, _end);
}
else if (game.EnableSnap)
{
var ssnap = Snap(_end);
var snap = ssnap as StandardLine;
if (snap != null)
{
var old = _end;
_end = (snap.CompliantPosition - _end).Length < (snap.CompliantPosition2 - _end).Length ? snap.CompliantPosition : snap.CompliantPosition2;
if (_end == _start)
{
_end = old;
}
else
{
next = snap;
}
}
else if (ssnap != null)
{
var old = _end;
_end = (ssnap.Position - _end).Length < (ssnap.Position2 - _end).Length
? ssnap.Position
: ssnap.Position2;
if (_end == _start)
{
_end = old;
}
}
}
if ((_end - _start).Length >= MINIMUM_LINE)
{
Line added = null;
switch (game.Canvas.ColorControls.Selected)
{
case LineType.Blue:
added = new StandardLine(_start, _end, _addflip);
break;
case LineType.Red:
added = new RedLine(_start, _end, _addflip);
(added as RedLine).Multiplier = game.Canvas.ColorControls.RedMultiplier;
break;
case LineType.Scenery:
added = new SceneryLine(_start, _end)
{
Width = game.Canvas.ColorControls.GreenMultiplier
};
break;
}
game.Track.AddLine(added);
if (added is StandardLine)
{
var stl = added as StandardLine;
game.Track.TryConnectLines(stl, _last);
game.Track.TryConnectLines(stl, next);
}
if (game.Canvas.ColorControls.Selected != LineType.Scenery)
{
game.Track.TrackUpdated();
}
game.Invalidate();
}
}
base.OnMouseUp(pos);
}