public bool Load(string path)
{
var sb = new StringBuilder(1024);
using (var r = new StreamReader(path, Encoding.GetEncoding("iso-8859-1")))
{
int lineIndex = 1;
var state = State.Idle;
while (!r.EndOfStream)
{
try
{
var str = r.ReadLine();
Decode(str, sb);
Update(ref state, sb);
lineIndex++;
}
catch (Exception e)
{
var fname = Path.GetFileName(path);
BoardUtil.OnUnknownFormat(fname, lineIndex);
return(false);
}
}
}
// process nail parts
foreach (var part in nailParts)
{
var nail = new Nail();
nail.Location = Pins[part.FirstPin].Location;
nail.Net = Pins[part.FirstPin].Net;
nail.Side = part.Side;
nail.Name = Pins[part.FirstPin].Name;
nail.Id = -99;
Nails.Add(nail);
}
nailParts.Clear();
// assign pin sides
foreach (var part in Parts)
{
for (int i = part.FirstPin; i < part.FirstPin + part.PinCount; i++)
{
Pins[i].Side = part.Side;
}
}
// generate bottom contour
for (int i = 0; i < TopContour.Count; i++)
{
var v = TopContour[i];
v.Y *= -1;
BottomContour.Add(v);
}
return(true);
}
private void UpdateNails(ref NailsState state, StringBuilder data)
{
switch (state)
{
case NailsState.Idle:
{
var str = BoardUtil.SplitLine(data, 1);
switch (str[0].ToLowerInvariant())
{
case "test":
state = NailsState.Desc;
break;
case "nail":
state = NailsState.NailEntry;
break;
}
}
break;
case NailsState.Desc:
//if (data.ToString().Contains("INCH units"))
// InchUnits = true;
state = NailsState.Idle;
break;
case NailsState.NailEntry:
{
var str = BoardUtil.SplitLine(data, 8);
var nail = new Nail();
nail.Id = int.Parse(str[0].Substring(1));
var loc = new Vector2();
loc.X = ParseDouble(str[1]);
loc.Y = ParseDouble(str[2]);
nail.Location = loc;
nail.Type = byte.Parse(str[3]);
nail.Side = GetSide(str[5]);
nail.Net = int.Parse(str[6].Substring(1));
nail.Name = str[7];
Nails.Add(nail);
}
break;
}
}
private void Update(ref State currentState, string data)
{
if (data.Length == 0)
{
currentState = State.Idle;
return;
}
switch (currentState)
{
case State.Idle:
{
var str = BoardUtil.SplitLine(data.ToLowerInvariant());
switch (str[0])
{
case "brdout:":
currentState = State.Format;
break;
case "nets:":
currentState = State.Nets;
netNames = new string[int.Parse(str[1])];
break;
case "parts:":
currentState = State.Parts;
Parts.Capacity = int.Parse(str[1]);
break;
case "pins:":
currentState = State.Pins;
Pins.Capacity = int.Parse(str[1]);
break;
case "nails:":
currentState = State.Nails;
Nails.Capacity = int.Parse(str[1]);
break;
default:
break; // leave in idle state
}
break;
}
case State.Format: // update contour
{
var str = BoardUtil.SplitLine(data);
if (str.Length != 2)
{
throw new InvalidDataException();
}
var newVert = new Vector2(int.Parse(str[0]), int.Parse(str[1]));
if (TopContour.Count > 0 && TopContour[TopContour.Count - 1] == newVert)
{
break;
}
TopContour.Add(newVert);
break;
}
case State.Nets:
{
var str = BoardUtil.SplitLine(data);
int id = int.Parse(str[0]) - 1;
netNames[id] = str[1];
break;
}
case State.Parts: // update partsTest
{
// 0 1 2 3 4 5 6
// J3200 6765 430 9462 1386 8754 1
// name ? ? ? ? fp side
var str = BoardUtil.SplitLine(data);
if (str.Length != 7)
{
throw new InvalidDataException();
}
var part = new Part();
part.Name = str[0];
if (part.Name == "...")
{
part.Name = string.Empty;
}
part.Side = BoardUtil.GetSide(int.Parse(str[6]));
part.FirstPin = int.Parse(str[5]);
if (prevPart != null)
{
prevPart.PinCount = part.FirstPin - prevPart.FirstPin;
}
Parts.Add(part);
prevPart = part;
break;
}
case State.Pins: // update pins
{
var str = BoardUtil.SplitLine(data); // X Y net side
if (str.Length != 4)
{
throw new InvalidDataException();
}
var pin = new Pin();
pin.Location = new Vector2(int.Parse(str[0]), int.Parse(str[1]));
pin.Net = int.Parse(str[2]);
pin.Side = BoardUtil.GetSide(int.Parse(str[3]));
if (pin.Side == (BoardSide.Top))
{
pin.Location = new Vector2(pin.Location.X, -pin.Location.Y);
}
if (pin.Net == 0)
{
if (prevNet == 0)
{
throw new InvalidDataException();
}
pin.Net = prevNet;
}
//pin.PartIndex = int.Parse(str[3]);
pin.Name = netNames[pin.Net - 1];
Pins.Add(pin);
prevNet = pin.Net;
break;
}
case State.Nails: // update nails
{
// net, x, y, side?, name
// id, x, y, net, side
var str = BoardUtil.SplitLine(data);
if (str.Length != 5)
{
throw new InvalidDataException();
}
var nail = new Nail();
nail.Id = int.Parse(str[0]);
nail.Location = new Vector2(int.Parse(str[1]), int.Parse(str[2]));
nail.Net = int.Parse(str[3]);
nail.Side = BoardUtil.GetSide(int.Parse(str[4]));
if (nail.Side == (BoardSide.Top))
{
nail.Location = new Vector2(nail.Location.X, -nail.Location.Y);
}
nail.Name = netNames[nail.Net];
if (nail.Name == "...")
{
nail.Name = string.Empty;
}
Nails.Add(nail);
break;
}
}
}
private void Update(ref State currentState, StringBuilder data)
{
if (data.Length == 0)
{
currentState = State.Idle;
return;
}
switch (currentState)
{
case State.Idle:
switch (data.ToString())
{
case "str_length:":
currentState = State.StrLength;
break;
case "var_data:":
currentState = State.VarData;
break;
case "Format:":
currentState = State.Format;
break;
case "Parts:":
currentState = State.Parts;
break;
case "Pins:":
currentState = State.Pins;
break;
case "Nails:":
currentState = State.Nails;
break;
default:
break; // leave in idle state
}
break;
case State.StrLength: // XXX: wtf is this?
break;
case State.VarData: // XXX: wtf is this?
break;
case State.Format: // update contour
{
var str = BoardUtil.SplitLine(data, 2);
var newVert = new Vector2(int.Parse(str[0]), int.Parse(str[1]));
if (TopContour.Count > 0 && TopContour[TopContour.Count - 1] == newVert)
{
break;
}
TopContour.Add(newVert);
break;
}
case State.Parts: // update partsTest
{
var str = BoardUtil.SplitLine(data, 3);
var part = new Part();
part.Name = str[0];
if (part.Name == "...")
{
part.Name = string.Empty;
}
part.Side = BoardUtil.GetSide(int.Parse(str[1]));
part.FirstPin = prevPartLastPin + 1;
part.PinCount = int.Parse(str[2]) - part.FirstPin;
prevPartLastPin = part.FirstPin + part.PinCount - 1;
if (part.Name.Length == 0 && part.PinCount == 1)
{
nailParts.Add(part);
break;
}
Parts.Add(part);
break;
}
case State.Pins: // update pins
{
var str = BoardUtil.SplitLine(data, 5);
var pin = new Pin();
pin.Location = new Vector2(int.Parse(str[0]), int.Parse(str[1]));
pin.Net = int.Parse(str[2]);
//pin.PartIndex = int.Parse(str[3]);
pin.Name = str[4];
Pins.Add(pin);
break;
}
case State.Nails: // update nails
{
// net, x, y, side?, name
var str = BoardUtil.SplitLine(data, 5);
var nail = new Nail();
nail.Location = new Vector2(int.Parse(str[1]), int.Parse(str[2]));
nail.Net = int.Parse(str[0]);
nail.Side = BoardUtil.GetSide(int.Parse(str[3]));
nail.Name = str[4];
if (nail.Name == "...")
{
nail.Name = string.Empty;
}
Nails.Add(nail);
break;
}
}
}
