private void pOASReader(string filename_)
{
drawing_ = new GCDrawingfield(filename_);
error_msgs = new List <string>();
modal.repArray = new List <GeoLibPoint>();
modal.polygon_point_list = new List <GeoLibPoint>();
filename = filename_;
}
private void pGCDrawingfield(GCDrawingfield drawing)
{
cellList = drawing.cellList.ToList();
accyear = drawing.accyear;
accmonth = drawing.accmonth;
accday = drawing.accday;
acchour = drawing.acchour;
accmin = drawing.accmin;
accsec = drawing.accsec;
modyear = drawing.modyear;
modmonth = drawing.modmonth;
modday = drawing.modday;
modhour = drawing.modhour;
modmin = drawing.modmin;
modsec = drawing.modsec;
active_cell = drawing.active_cell;
databaseunits = drawing.databaseunits;
libname = drawing.libname;
userunits = drawing.userunits;
}
private bool pLoad(ref GCDrawingfield drawing)
{
drawing_ = drawing;
valid = true;
error_msgs.Clear();
layerNames = new Dictionary <string, string>();
try
{
statusUpdateUI?.Invoke("Loading");
progressUpdateUI?.Invoke(0);
Stream stream = File.OpenRead(filename);
if (filename.ToLower().EndsWith("gz"))
{
using GZipStream gzs = new(stream, CompressionMode.Decompress);
MemoryStream ms = new();
gzs.CopyTo(ms);
ms.Seek(0, SeekOrigin.Begin);
br = new EndianBinaryReader(EndianBitConverter.Little, ms);
}
else
{
br = new EndianBinaryReader(EndianBitConverter.Little, stream);
}
string s;
int i;
string s1 = "";
zLibUsed = false;
for (i = 0; i < 13; i++)
{
byte help = readRaw();
if (help == 0)
{
continue;
}
s = Encoding.UTF8.GetString(new [] { help });
s1 += s;
}
if (s1 != "%SEMI-OASIS\r\n")
{
const string err = "Invalid Format.";
error_msgs.Add(err);
throw new Exception(err);
}
int record;
bool tableAtEnd = false;
cell_ = null;
int cellNameCount = 0;
int textNameCount = 0;
do
{
if (cellNameCount > cellNames.Length)
{
string err = "More cells (" + cellNameCount + ") than are able to be supported (" + cellNames.Length + ")!";
error_msgs.Add(err);
throw new Exception(err);
}
if (textNameCount > textNames.Length)
{
string err = "More text names (" + textNameCount + ") than are able to be supported (" + textNames.Length + ")!";
error_msgs.Add(err);
throw new Exception(err);
}
record = readUnsignedInteger();
byte info_byte;
switch (record)
{
case 0: //pad
break;
case 1: //start
s = readString();
if (s != "1.0")
{
string err2 = "Unknown/unsupported version of OASIS: " + s;
error_msgs.Add(err2);
throw new Exception(err2);
}
drawing_.databaseunits = readReal();
i = readUnsignedInteger();
switch (i)
{
case 0:
{
tableAtEnd = false;
for (i = 0; i < 12; i++)
{
readUnsignedInteger();
}
break;
}
default:
tableAtEnd = true;
break;
}
break;
case 2: //end
switch (tableAtEnd)
{
case true:
{
for (i = 0; i < 12; i++)
{
readUnsignedInteger();
}
break;
}
}
break;
case 3: //cellname
cellNames[cellNameCount] = readString();
cellNameCount++;
break;
case 4: //cellname
s = readString();
i = readUnsignedInteger();
cellNames[i] = s;
break;
case 5: //textname
textNames[textNameCount] = readString();
textNameCount++;
break;
case 6: //textname
s = readString();
i = readUnsignedInteger();
textNames[i] = s;
break;
case 7: //property
s = readString();
break;
case 8: //property
s = readString();
i = readUnsignedInteger();
break;
case 9: //property string
s = readString();
break;
case 10: //property string
s = readString();
i = readUnsignedInteger();
break;
case 11: //layername textlayername
case 12:
s = readString();
i = readUnsignedInteger();
switch (i)
{
case 0:
break;
case 1:
i = readUnsignedInteger();
break;
case 3:
i = readUnsignedInteger();
break;
case 2:
i = readUnsignedInteger();
break;
case 4:
i = readUnsignedInteger();
readUnsignedInteger();
break;
}
int l = i;
//datatype
i = readUnsignedInteger();
switch (i)
{
case 0:
break;
case 1:
i = readUnsignedInteger();
break;
case 2:
i = readUnsignedInteger();
break;
case 3:
i = readUnsignedInteger();
break;
case 4:
i = readUnsignedInteger();
readUnsignedInteger();
break;
}
try
{
layerNames.Add("L" + l + "D" + i, s);
}
catch (Exception)
{
}
break;
case 13: // cellrecord
cell_ = drawing_.addCell();
i = readUnsignedInteger();
cellNames[i] = cellNames[i] switch
{
"" => "layout#cell~" + i,
_ => cellNames[i]
};
cell_.cellName = cellNames[i];
resetModal();
break;
case 14: // cellrecord
cell_ = drawing_.addCell();
cell_.cellName = readString();
resetModal();
break;
case 15: //xyabsolute
modal.absoluteMode = true;
break;
case 16: //xyrelative
modal.absoluteMode = false;
break;
case 17: //cellref
modal.mag = 1;
modal.angle = 0;
modal.mirror_x = false;
info_byte = readRaw();
if ((info_byte & 128) != 0)
{
if ((info_byte & 64) != 0)
{
i = readUnsignedInteger();
cellNames[i] = cellNames[i] switch
{
"" => "layout#cell~" + i,
_ => cellNames[i]
};
modal.placement_cell = cellNames[i];
}
else
{
modal.placement_cell = readString();
}
}
if ((info_byte & 1) != 0)
{
modal.mirror_x = true;
}
modal.angle = (info_byte & 6) switch
{
6 => 270,
_ => (info_byte & 6) switch
{
4 => 180,
_ => (info_byte & 6) switch
{
2 => 90,
_ => modal.angle
}
}
};
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 32) != 0)
{
modal.placement_x = readSignedInteger();
}
if ((info_byte & 16) != 0)
{
modal.placement_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 32) != 0)
{
modal.placement_x += readSignedInteger();
}
if ((info_byte & 16) != 0)
{
modal.placement_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 8) != 0)
{
readRepetition();
processRepetition(elementType.cellrefElement);
}
else
{
addCellref();
}
break;
case 18: //cellref
modal.mag = 1;
modal.angle = 0;
modal.mirror_x = false;
info_byte = readRaw();
if ((info_byte & 128) != 0)
{
if ((info_byte & 64) != 0)
{
i = readUnsignedInteger();
cellNames[i] = cellNames[i] switch
{
"" => "layout#cell~" + i,
_ => cellNames[i]
};
modal.placement_cell = cellNames[i];
}
else
{
modal.placement_cell = readString();
}
}
if ((info_byte & 1) != 0)
{
modal.mirror_x = true;
}
if ((info_byte & 4) != 0)
{
modal.mag = readReal();
}
if ((info_byte & 2) != 0)
{
modal.angle = readReal();
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 32) != 0)
{
modal.placement_x = readSignedInteger();
}
if ((info_byte & 16) != 0)
{
modal.placement_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 32) != 0)
{
modal.placement_x += readSignedInteger();
}
if ((info_byte & 16) != 0)
{
modal.placement_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 8) != 0)
{
readRepetition();
processRepetition(elementType.cellrefElement);
}
else
{
addCellref();
}
break;
case 19: //text
info_byte = readRaw();
if ((info_byte & 64) != 0)
{
if ((info_byte & 32) != 0)
{
i = readUnsignedInteger();
textNames[i] = textNames[i] switch
{
"" => "layout#text~" + i,
_ => textNames[i]
};
modal.text_string = textNames[i];
}
else
{
modal.text_string = readString();
}
}
if ((info_byte & 1) != 0)
{
modal.textlayer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.texttype = readUnsignedInteger();
modal.datatype = modal.texttype; // we don't treat text differently.
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.text_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.text_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.text_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.text_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.textElement);
}
else
{
addText();
}
break;
case 20: //rectangle/box
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 64) != 0)
{
modal.geometry_w = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
modal.geometry_h = readUnsignedInteger();
}
if ((info_byte & 128) != 0)
{
modal.geometry_h = modal.geometry_w;
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.boxElement);
}
else
{
addBox();
}
break;
case 21: //polygon
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
readPointList(true);
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.polygonElement);
}
else
{
addPolygon();
}
break;
case 22: //path
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 64) != 0)
{
modal.geometry_w = readUnsignedInteger();
switch (modal.geometry_w)
{
// Avoid zero width path.
case 0:
modal.geometry_w = 10;
break;
}
}
if ((info_byte & 128) != 0)
{
readExtension();
}
if ((info_byte & 32) != 0)
{
readPointList(false);
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.pathElement);
}
else
{
addPath();
}
break;
case 23: //trapezoid
modal.trapezoid_delta_a = 0;
modal.trapezoid_delta_b = 0;
modal.trapezoid_orientation = false;
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 64) != 0)
{
modal.geometry_w = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
modal.geometry_h = readUnsignedInteger();
}
if ((info_byte & 128) != 0)
{
modal.trapezoid_orientation = true;
}
modal.trapezoid_delta_a = read1Delta(false).X;
modal.trapezoid_delta_b = read1Delta(false).X;
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.trapezoidElement);
}
else
{
addTrapezoid();
}
break;
case 24:
case 25:
// trapezoid
info_byte = readRaw();
modal.trapezoid_delta_a = 0;
modal.trapezoid_delta_b = 0;
modal.trapezoid_orientation = false;
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 64) != 0)
{
modal.geometry_w = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
modal.geometry_h = readUnsignedInteger();
}
if ((info_byte & 128) != 0)
{
modal.trapezoid_orientation = true;
}
switch (record)
{
case 24:
modal.trapezoid_delta_a = read1Delta(false).X;
break;
default:
modal.trapezoid_delta_b = read1Delta(false).X;
break;
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.trapezoidElement);
}
else
{
addTrapezoid();
}
break;
case 26:
// ctrapezoid
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 128) != 0)
{
modal.ctrapezoid_type = readUnsignedInteger();
}
if ((info_byte & 64) != 0)
{
modal.geometry_w = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
modal.geometry_h = readUnsignedInteger();
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.ctrapezoidElement);
}
else
{
addCtrapezoid();
}
break;
case 27:
// circle
info_byte = readRaw();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
if ((info_byte & 32) != 0)
{
modal.circle_radius = readUnsignedInteger(); // unsure : need to check if scaling needed here.
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
processRepetition(elementType.circleElement);
}
else
{
addCircle();
}
break;
case 28: //property
case 29:
info_byte = readRaw();
if ((info_byte & 4) != 0 && (info_byte & 2) != 0)
{
readUnsignedInteger();
}
if ((info_byte & 4) != 0 && (info_byte & 2) == 0)
{
readString();
}
switch (info_byte & 8)
{
case 0:
{
int count = info_byte >> 4;
count = count switch
{
15 => readUnsignedInteger(),
_ => count
};
for (int j = 0; j < count; j++)
{
readProperty();
}
break;
}
}
break;
case 30: //Xname record
readUnsignedInteger();
readString();
readUnsignedInteger();
break;
case 31: //Xname record
readUnsignedInteger();
readString();
break;
case 32: //Xelement record
readUnsignedInteger();
readString();
break;
case 33: //xgeometry record
info_byte = readRaw();
readUnsignedInteger();
if ((info_byte & 1) != 0)
{
modal.layer = readUnsignedInteger();
}
if ((info_byte & 2) != 0)
{
modal.datatype = readUnsignedInteger();
}
readString();
if ((info_byte & 32) != 0)
{
modal.circle_radius = readUnsignedInteger(); // unsure : need to check if scaling needed here.
}
switch (modal.absoluteMode)
{
case true:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x = readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y = readSignedInteger();
}
break;
}
default:
{
if ((info_byte & 16) != 0)
{
modal.geometry_x += readSignedInteger();
}
if ((info_byte & 8) != 0)
{
modal.geometry_y += readSignedInteger();
}
break;
}
}
if ((info_byte & 4) != 0)
{
readRepetition();
}
break;
case 34: //compression
// throw new Exception("Compression not supported at this time");
readUnsignedInteger();
uint before = (uint)readUnsignedInteger();
uint after = (uint)readUnsignedInteger();
// Arguments are switched around here. Not sure whether this is correct.
zLibInit(after, before);
break;
default:
string err = "Unknown/unsupported Record." + record;
error_msgs.Add(err);
throw new Exception(err);
}
}while (record != 2);
// update cellref/text, if table at end
foreach (GCCell t in drawing_.cellList.Where(t => t != null))
{
s1 = t.cellName;
if (s1.Left(12) != "layout#cell~")
{
continue;
}
s1 = s1.Substring(12, s1.Length - 12);
t.cellName = cellNames[Convert.ToInt32(s1)];
}
foreach (GCElement t1 in drawing_.cellList.Where(t => t != null).SelectMany(t => t.elementList))
{
if (t1.isCellref() || t1.isCellrefArray())
{
if (t1.depend() == null)
{
s1 = t1.getName();
if (s1 != null && s1.Left(12) == "layout#cell~")
{
s1 = s1.Substring(12, s1.Length - 12);
t1.setName(cellNames[Convert.ToInt32(s1)]);
t1.setCellRef(drawing_.findCell(cellNames[Convert.ToInt32(s1)]));
}
}
}
if (!t1.isText())
{
continue;
}
s1 = t1.getName();
if (s1.Left(12) != "layout#text~")
{
continue;
}
s1 = s1.Substring(12, s1.Length - 12);
t1.setName(textNames[Convert.ToInt32(s1)]);
}
try
{
drawing_.active_cell = drawing.findCellIndex(cell_.cellName);
drawing_.resize(1000.0 / drawing_.databaseunits);
}
catch (Exception)
{
const string err = "Unable to find any cells. This library only supports Oasis saved in strict mode.";
error_msgs.Add(err);
throw new Exception(err);
}
statusUpdateUI?.Invoke("Done");
progressUpdateUI?.Invoke(1.0f);
}
catch (Exception e)
{
valid = false;
switch (error_msgs.IndexOf(e.Message))
{
case -1:
error_msgs.Add(e.Message);
break;
}
}
return(valid);
}
public bool load(ref GCDrawingfield drawing)
{
return(pLoad(ref drawing));
}
private void pOASWriter(GeoCore gc, string filename)
{
drawing_ = gc.getDrawing();
filename_ = filename;
namedLayers = gc.getLayerNames();
}
private void pGDSWriter(GeoCore gc, string filename)
{
drawing_ = gc.getDrawing();
filename_ = filename;
}
public GCDrawingfield(GCDrawingfield drawing)
{
pGCDrawingfield(drawing);
}
private bool pLoad(ref GCDrawingfield drawing)
{
drawing_ = drawing;
layerNames = new Dictionary <string, string>();
valid = true;
resetModal();
try
{
statusUpdateUI?.Invoke("Loading");
progressUpdateUI?.Invoke(0);
Stream s = File.OpenRead(filename);
if (filename.ToLower().EndsWith("gz"))
{
using GZipStream gzs = new(s, CompressionMode.Decompress);
MemoryStream ms = new();
gzs.CopyTo(ms);
ms.Seek(0, SeekOrigin.Begin);
br = new EndianBinaryReader(EndianBitConverter.Big, ms);
}
else
{
br = new EndianBinaryReader(EndianBitConverter.Big, s);
}
System.Text.Encoding ascii = System.Text.Encoding.ASCII;
cell_ = null;
long pos = br.BaseStream.Position;
long len = br.BaseStream.Length;
long updateInterval = len / 100;
double progress = 0;
while (pos < len)
{
switch (pos % updateInterval)
{
case 0:
progressUpdateUI?.Invoke(progress);
progress += 0.01f;
break;
}
reclen = br.ReadUInt16();
record = br.ReadByte();
type = br.ReadByte();
switch (type)
{
case 0:
break; // no data
case 1:
items = (reclen - 4) / 2; // bit array
break;
case 2:
items = (reclen - 4) / 2; // two byte signed int
break;
case 3:
items = (reclen - 4) / 4; // four byte signed int
break;
case 4:
items = (reclen - 4) / 4; // four byte real
break;
case 5:
items = (reclen - 4) / 8; // eight byte real
break;
case 6:
items = reclen - 4; // ASC
break;
}
switch (record)
{
case 0: // header
help16 = br.ReadInt16();
break;
case 1: // bgnlib
drawing_.modyear = br.ReadInt16();
drawing_.modmonth = br.ReadInt16();
drawing_.modday = br.ReadInt16();
drawing_.modhour = br.ReadInt16();
drawing_.modmin = br.ReadInt16();
drawing_.modsec = br.ReadInt16();
// drawing mod time above
drawing_.accyear = br.ReadInt16();
drawing_.accmonth = br.ReadInt16();
drawing_.accday = br.ReadInt16();
drawing_.acchour = br.ReadInt16();
drawing_.accmin = br.ReadInt16();
drawing_.accsec = br.ReadInt16();
// drawing access time above
break;
case 2: // LIBNAM
byte[] tmp_lbnbyte = br.ReadBytes(items);
char[] tmplbnchars = new char[ascii.GetCharCount(tmp_lbnbyte, 0, tmp_lbnbyte.Length)];
ascii.GetChars(tmp_lbnbyte, 0, tmp_lbnbyte.Length, tmplbnchars, 0);
drawing_.libname = new string(tmplbnchars); // br.ReadString();
// Some files have null termination issues.
string[] lNTokens = drawing_.libname.Split(new [] { '\0' });
drawing_.libname = lNTokens[0];
break;
case 3: // UNITS
double_ = read8ByteReal();
drawing_.userunits = double_;
double_ = read8ByteReal();
drawing_.databaseunits = double_;
break;
case 4: // ENDLIB
break;
case 5: // BGNSTR
cell_ = drawing_.addCell();
cell_.modyear = br.ReadInt16();
cell_.modmonth = br.ReadInt16();
cell_.modday = br.ReadInt16();
cell_.modhour = br.ReadInt16();
cell_.modmin = br.ReadInt16();
cell_.modsec = br.ReadInt16();
cell_.accyear = br.ReadInt16();
cell_.accmonth = br.ReadInt16();
cell_.accday = br.ReadInt16();
cell_.acchour = br.ReadInt16();
cell_.accmin = br.ReadInt16();
cell_.accsec = br.ReadInt16();
break;
case 6: // STRNAM
byte[] tmp_strnbyte = br.ReadBytes(items);
char[] tmpstrnchars = new char[ascii.GetCharCount(tmp_strnbyte, 0, tmp_strnbyte.Length)];
ascii.GetChars(tmp_strnbyte, 0, tmp_strnbyte.Length, tmpstrnchars, 0);
cell_.cellName = new string(tmpstrnchars);
// Some files have null termination issues.
string[] tokens = cell_.cellName.Split(new [] { '\0' });
cell_.cellName = tokens[0];
break;
case 7: // ENDSTR
break;
case 8: // BONDRY -> Polygon
modal.elementmode = 110;
break;
case 9: //PATH
modal.elementmode = 150;
modal.angle = 0;
modal.mag = 1;
modal.mirror_x = false;
modal.width = 0;
modal.cap = 0;
modal.endExt = 0;
modal.beginExt = 0;
break;
case 10: //SREF
modal.elementmode = 120;
modal.angle = 0;
modal.mag = 1;
modal.mirror_x = false;
modal.rotate = false;
modal.mag_ = false;
break;
case 11: //AREF
modal.elementmode = 130;
modal.angle = 0;
modal.mag = 1;
modal.mirror_x = false;
modal.rotate = false;
modal.mag_ = false;
break;
case 12: //TEXT
modal.elementmode = 140;
modal.angle = 0;
modal.mag = 1;
modal.width = 0;
modal.mirror_x = false;
modal.rotate = false;
modal.mag_ = false;
modal.presentation = 0;
break;
case 13: //LAYER
modal.layer = br.ReadInt16();
break;
case 14: //DATATYPE
modal.datatype = br.ReadInt16();
try
{
layerNames.Add("L" + modal.layer + "D" + modal.datatype, "L" + modal.layer + "D" + modal.datatype);
}
catch (Exception)
{
}
break;
case 15: //WIDTH
modal.width = br.ReadInt32();
switch (modal.width)
{
case < 0:
modal.width = -modal.width;
break;
}
modal.width = modal.width switch
{
// Zero width is problematic for Variance and Quilt.
0 => 10,
_ => modal.width
};
break;
case 16: //XY
modal.point_array = new GeoLibPoint[items / 2];
for (int g = 0; g < modal.point_array.Length; g++)
{
int32x = br.ReadInt32();
int32y = br.ReadInt32();
modal.point_array[g] = new GeoLibPoint(int32x, int32y);
}
break;
case 17: //ENDEL
// Looks like some cases, we don't register the associated LD (e.g. layers with only text). Workaround for now until cause is understood.
try
{
layerNames.Add("L" + modal.layer + "D" + modal.datatype, "L" + modal.layer + "D" + modal.datatype);
}
catch (Exception)
{
}
switch (modal.elementmode)
{
case 100:
addBox();
break;
case 110:
addPolygon();
break;
case 120:
addCellRef();
break;
case 130:
addCellRefArray();
break;
case 140:
addText();
break;
case 150:
addPath();
break;
}
resetModal();
break;
case 18: //SNAME
byte[] tmp_snamebyte = br.ReadBytes(items);
char[] tmpnamechars = new char[ascii.GetCharCount(tmp_snamebyte, 0, tmp_snamebyte.Length)];
ascii.GetChars(tmp_snamebyte, 0, tmp_snamebyte.Length, tmpnamechars, 0);
modal.sname = new string(tmpnamechars);
// Some files have null termination issues.
string[] sNtokens = modal.sname.Split(new [] { '\0' });
modal.sname = sNtokens[0];
break;
case 19: //COLROW
modal.anzx = br.ReadInt16();
modal.anzy = br.ReadInt16();
break;
/*case 20: //TXTNOD
* break;
* case 21: //NODE
* break;*/
case 22: //TXTTYP
modal.textType = br.ReadInt16();
modal.datatype = modal.textType; // we don't treat text differently.
break;
case 23: //PRSTTN
modal.presentation = br.ReadInt16() & 0x000F;
break;
/*case 24: //SPACNG
* break;*/
case 25: //STRING
byte[] tmp_strbyte = br.ReadBytes(items);
char[] tmpstrchars = new char[ascii.GetCharCount(tmp_strbyte, 0, tmp_strbyte.Length)];
ascii.GetChars(tmp_strbyte, 0, tmp_strbyte.Length, tmpstrchars, 0);
modal.sname = new string(tmpstrchars);
// Some files have null termination issues.
string[] sN2tokens = modal.sname.Split(new [] { '\0' });
modal.sname = sN2tokens[0];
break;
case 26: //STRANS
int16 = br.ReadInt16();
modal.mirror_x = (int16 & 0x8000) != 0;
modal.rotate = (int16 & 0x0002) != 0;
modal.mag_ = (int16 & 0x0004) != 0;
break;
case 27: //MAG
modal.mag = read8ByteReal();
break;
case 28: //ANGLE
modal.angle = read8ByteReal();
break;
/*case 29: //UINTEG
* break;
* case 30: //USTRNG
* break;
* case 31: //REFLIB
* s=readString(&ts,items);
* if (layout::debug){
* printf("REFLIB %s\n",s.latin1());
* }
* break;
* case 32: //FONTS
* break;*/
case 33: //PTHTYP
modal.cap = br.ReadInt16();
break;
/*case 34: //GENRTS
* break;
* case 35: //ATRTBL
* break;
* case 36: //STPTBL
* break;
* case 37: //STRTYP
* break;
* case 38: //EFLAGS
* break;
* case 39: //ELKEY
* break;
* case 40: //LNKTYP
* break;
* case 41: //LNKKEYa
* break;
* case 42: //NODTYP
* break;
* case 43: //PROATR
* break;
* case 44: //PROVAL
* break;*/
case 45: //BOX
modal.elementmode = 100;
break;
case 46: //BOXTYP
modal.boxType = br.ReadInt16();
break;
/*case 47: //PLEX
* break;*/
case 48: //BGNEXTN
modal.beginExt = br.ReadInt32();
break;
case 49: //ENDEXTN
modal.endExt = br.ReadInt32();
break;
/*case 50: //TAPNUM
* break;
* case 51: //TAPCOD
* break;
* case 52: //STRCLS
* break;
* case 53: //RESRVD
* break;
* case 54: //FORMAT
* break;
* case 55: //MASK
* break;
* case 56: //ENDMSK
* break;
* case 57: //LDIRSZ
* break;
* case 58: //SRFNAM
* break;
* case 59: //LIBSCR
* break;*/
default:
for (int i = 0; i < items; i++)
{
switch (type)
{
case 0:
// No Data
break;
case 1:
// Bit Array
int16 = br.ReadInt16();
break;
case 2:
// Two Byte signed int
int16 = br.ReadInt16();
break;
case 3:
// Four Byte signed int
int32 = br.ReadInt32();
break;
case 4:
// Four byte real
int32 = br.ReadInt32();
break;
case 5:
// Eight byte real
int32 = br.ReadInt32();
break;
case 6:
// ASC
help = br.ReadByte();
break;
}
}
break;
}
pos = br.BaseStream.Position;
}
try
{
drawing_.active_cell = drawing.findCellIndex(cell_.cellName);
drawing_.resize(drawing_.userunits / 1E-3);
}
catch (Exception)
{
const string err = "Unable to find any cells. Is this file legal GDS?";
error_msgs.Add(err);
throw new Exception(err);
}
statusUpdateUI?.Invoke("Done");
progressUpdateUI?.Invoke(1.0f);
}
catch (Exception e)
{
valid = false;
error_msgs.Add(e.Message);
}
return(valid);
}
private void pGDSReader(string filename_)
{
drawing_ = new GCDrawingfield(filename_);
filename = filename_;
error_msgs = new List <string>();
}
