private bool loadVisu()
{
// to get rid of the Enter-key in the console buffer
while (Console.ReadLine().Length > 0)
{
;
}
Console.Clear();
FileInfo fi = new FileInfo(@"..\..\..\PLC_PROJ\PROJ_ONE\VISU.COV");
if (!fi.Exists || fi.Length < 16)
{
Console.WriteLine("File not found or to small!\n" + fi.FullName);
Console.ReadKey();
return(true);
}
FileStream fs = new FileStream(fi.FullName, FileMode.Open);
BinaryReader br = new BinaryReader(fs);
VisuFileHeader header = new VisuFileHeader();
header.FileTag = new char[2];
header.FileTag[0] = br.ReadChar();
header.FileTag[1] = br.ReadChar();
header.OffsetVisuData = br.ReadUInt16();
header.VisuVersion = new Version(br.ReadByte(), br.ReadByte());
header.Count = br.ReadInt16();
header.CreationDate = new DateTime(br.ReadInt16(), br.ReadByte(), br.ReadByte(), br.ReadByte(), br.ReadByte(), br.ReadByte());
br.ReadByte(); // read fill byte
if (header.FileTag[0] != 'P' || header.FileTag[1] != 'V')
{
Console.WriteLine("File is no CKTPLC visu or is corupted!\n" + fi.Name);
Console.ReadKey();
return(true);
}
List <char> stringList = new List <char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuCompany = new String(stringList.ToArray());
stringList = new List <char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuAuthor = new String(stringList.ToArray());
stringList = new List <char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuDescription = new String(stringList.ToArray());
int size = header.Count * VISU_BLOCK_SIZE;
if (size < fi.Length - header.OffsetVisuData || size > fi.Length - header.OffsetVisuData)
{
Console.WriteLine("File size is to small or large for the count of visu blocks!\n"
+ fi.Name + " size: " + fi.Length + " | header: " + header.OffsetVisuData +
"\nsize all visu blocks: " + (fi.Length - header.OffsetVisuData) + " | should: " + size);
Console.ReadKey();
return(true);
}
m_VisuBlocks = new List <VisuBlock>(header.Count);
br.BaseStream.Seek(header.OffsetVisuData, SeekOrigin.Begin);
int i = 0;
while (br.PeekChar() != -1)
{
VisuBlock vb = new VisuBlock();
vb.Index = br.ReadInt16();
vb.Row = br.ReadByte();
vb.Column = br.ReadByte();
vb.MemLocation = (uint)(br.ReadByte() << 24);
vb.MemLocation |= (uint)(br.ReadByte() << 16);
vb.MemLocation |= (uint)(br.ReadByte() << 8);
vb.MemLocation |= (uint)(br.ReadByte());
vb.Flags = br.ReadByte();
// read the fill bytes
br.ReadBytes(7);
char[] name = new char[16];
byte[] nameAsBytes = br.ReadBytes(16);
Array.Copy(nameAsBytes, name, 16);
vb.Name = new String(name);
vb.Name = vb.Name.Substring(0, vb.Name.IndexOf('\0'));
m_VisuBlocks.Add(vb);
i++;
}
if (m_VisuBlocks.Count != header.Count)
{
Console.WriteLine("File contains wrong number of visu blocks!\n"
+ fi.Name + " should: " + header.Count + " | has: " + m_VisuBlocks.Count);
Console.ReadKey();
return(true);
}
m_bVisuLoaded = true;
return(false);
}
private bool loadVisu()
{
// to get rid of the Enter-key in the console buffer
while (Console.ReadLine().Length > 0)
;
Console.Clear();
FileInfo fi = new FileInfo(@"..\..\..\PLC_PROJ\PROJ_ONE\VISU.COV");
if (!fi.Exists || fi.Length < 16)
{
Console.WriteLine("File not found or to small!\n" + fi.FullName);
Console.ReadKey();
return true;
}
FileStream fs = new FileStream(fi.FullName, FileMode.Open);
BinaryReader br = new BinaryReader(fs);
VisuFileHeader header = new VisuFileHeader();
header.FileTag = new char[2];
header.FileTag[0] = br.ReadChar();
header.FileTag[1] = br.ReadChar();
header.OffsetVisuData = br.ReadUInt16();
header.VisuVersion = new Version(br.ReadByte(), br.ReadByte());
header.Count = br.ReadInt16();
header.CreationDate = new DateTime(br.ReadInt16(), br.ReadByte(), br.ReadByte(), br.ReadByte(), br.ReadByte(), br.ReadByte());
br.ReadByte(); // read fill byte
if (header.FileTag[0] != 'P' || header.FileTag[1] != 'V')
{
Console.WriteLine("File is no CKTPLC visu or is corupted!\n" + fi.Name);
Console.ReadKey();
return true;
}
List<char> stringList = new List<char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuCompany = new String(stringList.ToArray());
stringList = new List<char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuAuthor = new String(stringList.ToArray());
stringList = new List<char>();
while (br.PeekChar() != 0)
{
stringList.Add((char)br.ReadByte());
}
br.ReadChar();
header.VisuDescription = new String(stringList.ToArray());
int size = header.Count * VISU_BLOCK_SIZE;
if (size < fi.Length - header.OffsetVisuData || size > fi.Length - header.OffsetVisuData)
{
Console.WriteLine("File size is to small or large for the count of visu blocks!\n"
+ fi.Name + " size: " + fi.Length + " | header: " + header.OffsetVisuData +
"\nsize all visu blocks: " + (fi.Length - header.OffsetVisuData) + " | should: " + size);
Console.ReadKey();
return true;
}
m_VisuBlocks = new List<VisuBlock>(header.Count);
br.BaseStream.Seek(header.OffsetVisuData, SeekOrigin.Begin);
int i = 0;
while (br.PeekChar() != -1)
{
VisuBlock vb = new VisuBlock();
vb.Index = br.ReadInt16();
vb.Row = br.ReadByte();
vb.Column = br.ReadByte();
vb.MemLocation = (uint)(br.ReadByte() << 24);
vb.MemLocation |= (uint)(br.ReadByte() << 16);
vb.MemLocation |= (uint)(br.ReadByte() << 8);
vb.MemLocation |= (uint)(br.ReadByte());
vb.Flags = br.ReadByte();
// read the fill bytes
br.ReadBytes(7);
char[] name = new char[16];
byte[] nameAsBytes = br.ReadBytes(16);
Array.Copy(nameAsBytes, name, 16);
vb.Name = new String(name);
vb.Name = vb.Name.Substring(0, vb.Name.IndexOf('\0'));
m_VisuBlocks.Add(vb);
i++;
}
if (m_VisuBlocks.Count != header.Count)
{
Console.WriteLine("File contains wrong number of visu blocks!\n"
+ fi.Name + " should: " + header.Count + " | has: " + m_VisuBlocks.Count);
Console.ReadKey();
return true;
}
m_bVisuLoaded = true;
return false;
}
