public HexBufferLineFormatterImpl(HexBuffer buffer, HexBufferLineFormatterOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (options.CharsPerLine < 0)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.BytesPerLine < HexBufferLineFormatterOptions.MinBytesPerLine || options.BytesPerLine > HexBufferLineFormatterOptions.MaxBytesPerLine)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.GroupSizeInBytes < 0)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.OffsetFormat < HexBufferLineFormatterOptions.HexOffsetFormat_First || options.OffsetFormat > HexBufferLineFormatterOptions.HexOffsetFormat_Last)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.StartPosition >= HexPosition.MaxEndPosition)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.EndPosition > HexPosition.MaxEndPosition)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.StartPosition > options.EndPosition)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.BasePosition >= HexPosition.MaxEndPosition)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.OffsetBitSize < HexBufferLineFormatterOptions.MinOffsetBitSize || options.OffsetBitSize > HexBufferLineFormatterOptions.MaxOffsetBitSize)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
if (options.ValuesFormat < HexBufferLineFormatterOptions.HexValuesDisplayFormat_First || options.ValuesFormat > HexBufferLineFormatterOptions.HexValuesDisplayFormat_Last)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
this.buffer = buffer ?? throw new ArgumentNullException(nameof(buffer));
columnOrder = TryCreateColumns(options.ColumnOrder ?? defaultColumnOrders);
if (columnOrder == null)
{
throw new ArgumentOutOfRangeException(nameof(options));
}
cellList = new List <HexCell>();
useRelativePositions = options.UseRelativePositions;
startPosition = options.StartPosition;
endPosition = options.EndPosition;
basePosition = options.BasePosition;
showOffset = options.ShowOffset;
showValues = options.ShowValues;
showAscii = options.ShowAscii;
valuesLowerCaseHex = options.ValuesLowerCaseHex;
int bitSize = options.OffsetBitSize;
if (bitSize == 0)
{
bitSize = CalculateOffsetBitSize();
}
offsetFormatter = CreateOffsetFormatter(options.OffsetFormat, bitSize, options.OffsetLowerCaseHex);
valueFormatter = valueFormatters[(int)options.ValuesFormat];
bytesPerLine = (ulong)options.BytesPerLine;
if (bytesPerLine == 0)
{
bytesPerLine = (ulong)CalculateBytesPerLine(options.CharsPerLine);
}
if (bytesPerLine % (ulong)valueFormatter.ByteCount != 0)
{
bytesPerLine = bytesPerLine - bytesPerLine % (ulong)valueFormatter.ByteCount + (ulong)valueFormatter.ByteCount;
}
if (bytesPerLine > (ulong)HexBufferLineFormatterOptions.MaxBytesPerLine)
{
bytesPerLine = (ulong)(HexBufferLineFormatterOptions.MaxBytesPerLine / valueFormatter.ByteCount * valueFormatter.ByteCount);
}
if (bytesPerLine <= 0)
{
throw new InvalidOperationException();
}
groupSizeInBytes = options.GroupSizeInBytes;
if (groupSizeInBytes == 0)
{
groupSizeInBytes = DEFAULT_GROUP_SIZE_IN_BYTES;
}
if ((ulong)groupSizeInBytes > bytesPerLine)
{
groupSizeInBytes = (int)bytesPerLine;
}
groupSizeInBytes = (groupSizeInBytes + valueFormatter.ByteCount - 1) / valueFormatter.ByteCount * valueFormatter.ByteCount;
if (groupSizeInBytes <= 0)
{
throw new InvalidOperationException();
}
CharsPerLine = CalculateCharsPerLine();
stringBuilder = new StringBuilder(CharsPerLine);
var totalBytes = options.EndPosition - options.StartPosition;
Debug.Assert(totalBytes <= new HexPosition(1, 0));
if (totalBytes == 0)
{
LineCount = 1;
}
else if (bytesPerLine == 1)
{
LineCount = totalBytes;
}
else if (totalBytes == new HexPosition(1, 0))
{
// 2^64 / x => (2^64 - x + x) / x => (2^64 - x) / x + 1
Debug.Assert(bytesPerLine > 1);
ulong d = (0UL - bytesPerLine) / bytesPerLine + 1UL;
ulong r = 0UL - (d * bytesPerLine);
LineCount = d + (r == 0UL ? 0UL : 1UL);
}
else
{
ulong v = totalBytes.ToUInt64();
LineCount = v / bytesPerLine + (v % bytesPerLine == 0 ? 0UL : 1UL);
}
if (LineCount == 0)
{
throw new InvalidOperationException();
}
CalculateColumnSpans(out var offsetSpan, out var valuesSpan, out var asciiSpan);
OffsetSpan = offsetSpan;
ValuesSpan = valuesSpan;
AsciiSpan = asciiSpan;
var group = new List <HexGroupInformation>();
CalculateValuesGroupSpans(group);
ValuesGroup = new ReadOnlyCollection <HexGroupInformation>(group.ToArray());
CalculateAsciiGroupSpans(group);
AsciiGroup = new ReadOnlyCollection <HexGroupInformation>(group.ToArray());
if (ShowValues == ShowAscii && ValuesGroup.Count != AsciiGroup.Count)
{
throw new InvalidOperationException();
}
}
public HexBufferLineFormatterImpl(HexBuffer buffer, HexBufferLineFormatterOptions options) {
if (buffer == null)
throw new ArgumentNullException(nameof(buffer));
if (options == null)
throw new ArgumentNullException(nameof(options));
if (options.CharsPerLine < 0)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.BytesPerLine < HexBufferLineFormatterOptions.MinBytesPerLine || options.BytesPerLine > HexBufferLineFormatterOptions.MaxBytesPerLine)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.GroupSizeInBytes < 0)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.OffsetFormat < HexBufferLineFormatterOptions.HexOffsetFormat_First || options.OffsetFormat > HexBufferLineFormatterOptions.HexOffsetFormat_Last)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.StartPosition >= HexPosition.MaxEndPosition)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.EndPosition > HexPosition.MaxEndPosition)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.StartPosition > options.EndPosition)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.BasePosition >= HexPosition.MaxEndPosition)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.OffsetBitSize < HexBufferLineFormatterOptions.MinOffsetBitSize || options.OffsetBitSize > HexBufferLineFormatterOptions.MaxOffsetBitSize)
throw new ArgumentOutOfRangeException(nameof(options));
if (options.ValuesFormat < HexBufferLineFormatterOptions.HexValuesDisplayFormat_First || options.ValuesFormat > HexBufferLineFormatterOptions.HexValuesDisplayFormat_Last)
throw new ArgumentOutOfRangeException(nameof(options));
this.buffer = buffer;
columnOrder = TryCreateColumns(options.ColumnOrder ?? defaultColumnOrders);
if (columnOrder == null)
throw new ArgumentOutOfRangeException(nameof(options));
cellList = new List<HexCell>();
useRelativePositions = options.UseRelativePositions;
startPosition = options.StartPosition;
endPosition = options.EndPosition;
basePosition = options.BasePosition;
showOffset = options.ShowOffset;
showValues = options.ShowValues;
showAscii = options.ShowAscii;
valuesLowerCaseHex = options.ValuesLowerCaseHex;
int bitSize = options.OffsetBitSize;
if (bitSize == 0)
bitSize = CalculateOffsetBitSize();
offsetFormatter = CreateOffsetFormatter(options.OffsetFormat, bitSize, options.OffsetLowerCaseHex);
valueFormatter = valueFormatters[(int)options.ValuesFormat];
bytesPerLine = (ulong)options.BytesPerLine;
if (bytesPerLine == 0)
bytesPerLine = (ulong)CalculateBytesPerLine(options.CharsPerLine);
if (bytesPerLine % (ulong)valueFormatter.ByteCount != 0)
bytesPerLine = bytesPerLine - bytesPerLine % (ulong)valueFormatter.ByteCount + (ulong)valueFormatter.ByteCount;
if (bytesPerLine > (ulong)HexBufferLineFormatterOptions.MaxBytesPerLine)
bytesPerLine = (ulong)(HexBufferLineFormatterOptions.MaxBytesPerLine / valueFormatter.ByteCount * valueFormatter.ByteCount);
if (bytesPerLine <= 0)
throw new InvalidOperationException();
groupSizeInBytes = options.GroupSizeInBytes;
if (groupSizeInBytes == 0)
groupSizeInBytes = DEFAULT_GROUP_SIZE_IN_BYTES;
if ((ulong)groupSizeInBytes > bytesPerLine)
groupSizeInBytes = (int)bytesPerLine;
groupSizeInBytes = (groupSizeInBytes + valueFormatter.ByteCount - 1) / valueFormatter.ByteCount * valueFormatter.ByteCount;
if (groupSizeInBytes <= 0)
throw new InvalidOperationException();
CharsPerLine = CalculateCharsPerLine();
stringBuilder = new StringBuilder(CharsPerLine);
var totalBytes = options.EndPosition - options.StartPosition;
Debug.Assert(totalBytes <= new HexPosition(1, 0));
if (totalBytes == 0)
LineCount = 1;
else if (bytesPerLine == 1)
LineCount = totalBytes;
else if (totalBytes == new HexPosition(1, 0)) {
// 2^64 / x => (2^64 - x + x) / x => (2^64 - x) / x + 1
Debug.Assert(bytesPerLine > 1);
ulong d = (0UL - bytesPerLine) / bytesPerLine + 1UL;
ulong r = 0UL - (d * bytesPerLine);
LineCount = d + (r == 0UL ? 0UL : 1UL);
}
else {
ulong v = totalBytes.ToUInt64();
LineCount = v / bytesPerLine + (v % bytesPerLine == 0 ? 0UL : 1UL);
}
if (LineCount == 0)
throw new InvalidOperationException();
VST.Span offsetSpan, valuesSpan, asciiSpan;
CalculateColumnSpans(out offsetSpan, out valuesSpan, out asciiSpan);
OffsetSpan = offsetSpan;
ValuesSpan = valuesSpan;
AsciiSpan = asciiSpan;
var group = new List<HexGroupInformation>();
CalculateValuesGroupSpans(group);
ValuesGroup = new ReadOnlyCollection<HexGroupInformation>(group.ToArray());
CalculateAsciiGroupSpans(group);
AsciiGroup = new ReadOnlyCollection<HexGroupInformation>(group.ToArray());
if (ShowValues == ShowAscii && ValuesGroup.Count != AsciiGroup.Count)
throw new InvalidOperationException();
}
