/// <summary>Initializes a new type definition.</summary>
/// <param name="parent">The <see cref="VarCollection"/> that contains the item, should always be <see cref="Types"/>.</param>
/// <param name="name">The name of the type.</param>
/// <param name="count">The total number of items in the definition.</param>
/// <param name="id">The ID number to be used with dynamics.</param>
/// <exception cref="ArgumentNullException"><i>name</i>, <i>count</i> or <i>id</i> are <b>null</b> or empty.</exception>
/// <exception cref="ArgumentException"><i>count</i> is not a constant.</exception>
/// <remarks>Values is *not* populated, only the initial Capacity is set</remarks>
public DefinitionVar(VarCollection parent, string name, string count, string id)
{
if (name == "" || name == null || id == "" || id == null || count == "" || count == null)
{
throw new ArgumentNullException("Definition elements require 'name', 'id' and 'count' attributes", ((name == "" || name == null) ? "name" : ((id == "" || id == null)? "id" : "count")));
}
if (isDynamicText(count) || Equation.Evaluate(count) != count)
{
throw new ArgumentException("'count' attribute must be constant", "count");
}
_parent = parent;
_type = VarType.Definition;
bool loading = _parent.isLoading;
_parent.isLoading = true;
Name = name;
try { Values = new VarCollection(this, int.Parse(count)); }
catch (FormatException x) { throw new FormatException("'count' is not a valid integer", x); }
catch (OverflowException x) { throw new ArgumentOutOfRangeException("'count' must be between zero and " + int.MaxValue, x); }
try { _id = int.Parse(id); }
catch (FormatException x) { throw new FormatException("'id' is not a valid integer", x); }
catch (OverflowException x) { throw new OverflowException("'id' must be lower than " + int.MaxValue, x); }
_parent.isLoading = loading;
}
/// <summary>Re-initialize the contents of the Collection using raw byte data.</summary>
/// <param name="rawData">Raw byte data from file.</param>
/// <param name="startingOffset">Offset within <i>rawData</i> to begin reading.</param>
/// <returns>First offset following the collection data.</returns>
public int Populate(byte[] rawData, int startingOffset)
{
//System.Diagnostics.Debug.WriteLine("pop, " + startingOffset);
bool loading = _isLoading;
_isLoading = true;
int id = -1;
int count = Count;
int pos = startingOffset;
Var definition = null;
if (parentVar != null && parentVar.Type == VarType.Collection)
{
id = parentVar.ID;
definition = parentFile.Types.GetItemByID(id);
count = definition.Quantity;
}
for (int i = 0; i < count; i++)
{
if (id != -1)
{
//System.Diagnostics.Debug.WriteLine(definition[i].Type.ToString());
if (definition[i].Type == VarType.Bool)
{
Add((BoolVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Byte)
{
Add((ByteVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Collection)
{
Add((CollectionVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Double)
{
Add((DoubleVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Int)
{
Add((IntVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Long)
{
Add((LongVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.SByte)
{
Add((SByteVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Short)
{
Add((ShortVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.Single)
{
Add((SingleVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.String)
{
Add((StringVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.UInt)
{
Add((UIntVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.ULong)
{
Add((ULongVar)definition[i].DeepCopy());
}
else if (definition[i].Type == VarType.UShort)
{
Add((UShortVar)definition[i].DeepCopy());
}
else
{
Add((Var)definition[i].DeepCopy());
}
}
if (this[i].IsPresent)
{
if (this[i].RawOffset != "-1")
{
pos = startingOffset + this[i].LocalOffset;
}
if (this[i].Quantity != 0)
{
this[i].Values.isLoading = true;
}
switch (this[i].Type)
{
case VarType.Bool:
if (this[i].Quantity == 0)
{
this[i].RawValue = rawData[pos];
}
else
{
for (int j = 0; j < this[i].Quantity; i++)
{
this[i].Values.Add(VarType.Bool);
this[i][j].RawValue = rawData[pos++];
}
}
break;
case VarType.Byte:
if (this[i].Quantity == 0)
{
((ByteVar)this[i]).Value = rawData[pos];
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Byte);
((ByteVar)this[i][j]).Value = rawData[pos++];
}
}
break;
case VarType.Collection:
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(new CollectionVar(this[i].Values, this[i].ID));
this[i][j].Values = new VarCollection(this[i][j]);
pos = this[i][j].Values.Populate(rawData, pos);
}
break;
case VarType.Double:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToDouble(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Double);
this[i][j].RawValue = BitConverter.ToDouble(rawData, pos);
pos += 8;
}
}
break;
case VarType.Int:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToInt32(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Int);
this[i][j].RawValue = BitConverter.ToInt32(rawData, pos);
pos += 4;
}
}
break;
case VarType.Long:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToInt64(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Long);
this[i][j].RawValue = BitConverter.ToInt64(rawData, pos);
pos += 8;
}
}
break;
case VarType.SByte:
if (this[i].Quantity == 0)
{
this[i].RawValue = (sbyte)rawData[pos];
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.SByte);
this[i][j].RawValue = (sbyte)rawData[pos++];
}
}
break;
case VarType.Short:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToInt16(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Short);
this[i][j].RawValue = BitConverter.ToInt16(rawData, pos);
pos += 2;
}
}
break;
case VarType.Single:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToSingle(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.Single);
this[i][j].RawValue = BitConverter.ToSingle(rawData, pos);
pos += 4;
}
}
break;
case VarType.String:
int stringLength = int.Parse(Equation.Evaluate(ParseDynamicValues(this, this[i].RawLength)));
Encoding enc = ((StringVar)this[i]).Encoding;
if (this[i].Quantity == 0 && stringLength != 0)
{
this[i].RawValue = enc.GetString(rawData, pos, stringLength);
}
else if (this[i].Quantity != 0)
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.String);
if (this[i].RawLength != "0")
{
this[i][j].RawValue = enc.GetString(rawData, pos, stringLength);
}
pos += stringLength;
}
}
break;
case VarType.UInt:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToUInt32(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.UInt);
this[i][j].RawValue = BitConverter.ToUInt32(rawData, pos);
pos += 4;
}
}
break;
case VarType.ULong:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToUInt64(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.ULong);
this[i][j].RawValue = BitConverter.ToUInt64(rawData, pos);
pos += 8;
}
}
break;
case VarType.UShort:
if (this[i].Quantity == 0)
{
this[i].RawValue = BitConverter.ToUInt16(rawData, pos);
}
else
{
for (int j = 0; j < this[i].Quantity; j++)
{
this[i].Values.Add(VarType.UShort);
this[i][j].RawValue = BitConverter.ToUInt16(rawData, pos);
pos += 2;
}
}
break;
}
if (this[i].Quantity != 0)
{
for (int n = 0; n < this[i].Quantity; n++)
{
if (this[i].Values._names != null)
{
try { this[i][n].Name = this[i].Values._names[n]; }
catch { this[i][n].Name = n.ToString(); System.Diagnostics.Debug.WriteLine("Names count mismatch: " + this[i].ToString() + "[" + n + "]"); }
}
else
{
this[i][n].Name = n.ToString();
}
}
this[i].Values.isLoading = false;
}
else
{
pos += this[i].Length;
}
}
}
//System.Diagnostics.Debug.WriteLine("copied");
if (definition != null && definition.RawLength != "-1")
{
pos = startingOffset + int.Parse(definition.RawLength);
}
_isLoading = loading;
return(pos);
}
/// <exception cref="ArgumentException">Bracket mismatch<br/><b>-or-</b><br/>Empty term</exception>
static string calculate(string cond)
{
if (cond == "")
{
throw new ArgumentException("Empty term found");
}
if (cond.IndexOf("(") != -1)
{
int leftIndex = cond.LastIndexOf("(");
int rightIndex = cond.IndexOf(")", leftIndex);
if (rightIndex == -1)
{
throw new ArgumentException("Bracket mismatch, closing bracket not found");
}
return(calculate(cond.Substring(0, leftIndex) + calculate(cond.Substring(leftIndex + 1, rightIndex - leftIndex - 1)) + cond.Substring(rightIndex + 1)));
}
else if (cond.IndexOf(")") != -1)
{
throw new ArgumentException("Bracket mismatch, opening bracket not found");
}
string left, right;
if (cond.IndexOf("&&") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("&&")));
right = calculate(cond.Substring(cond.IndexOf("&&") + 2));
return((left == "T") && (right == "T") ? "T" : "F");
}
else if (cond.IndexOf("||") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("||")));
right = calculate(cond.Substring(cond.IndexOf("||") + 2));
return((left == "T") || (right == "T") ? "T" : "F");
}
else if (cond.IndexOf("==") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("==")));
right = calculate(cond.Substring(cond.IndexOf("==") + 2));
return(left == right ? "T" : "F");
}
else if (cond.IndexOf("!=") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("!=")));
right = calculate(cond.Substring(cond.IndexOf("!=") + 2));
return(left != right ? "T" : "F");
}
else if (cond.IndexOf(">=") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf(">=")));
right = calculate(cond.Substring(cond.IndexOf(">=") + 2));
return(double.Parse(left) >= double.Parse(right) ? "T" : "F");
}
else if (cond.IndexOf("<=") != -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("<=")));
right = calculate(cond.Substring(cond.IndexOf("<=") + 2));
return(double.Parse(left) <= double.Parse(right) ? "T" : "F");
}
else if (cond.IndexOf("<") != -1 && cond.IndexOf("<<") == -1)
{
left = calculate(cond.Substring(0, cond.IndexOf("<")));
right = calculate(cond.Substring(cond.IndexOf("<") + 1));
return(double.Parse(left) < double.Parse(right) ? "T" : "F");
}
else if (cond.IndexOf(">") != -1 && cond.IndexOf(">>") == -1)
{
left = calculate(cond.Substring(0, cond.IndexOf(">")));
right = calculate(cond.Substring(cond.IndexOf(">") + 1));
return(double.Parse(left) > double.Parse(right) ? "T" : "F");
}
if (cond.IndexOf("<<") != -1)
{
string section = cond;
int offset = 0;
for (; offset < cond.Length;)
{
int shiftIndex = section.IndexOf("<<");
int compareIndex = section.IndexOf("<");
if (compareIndex == -1)
{
// '<' does not exist by itself
break;
}
else if (compareIndex == shiftIndex)
{
// skip over "<<"
offset += shiftIndex + 2;
section = cond.Substring(offset);
continue;
}
else
{
// found a stand-alone '<'
offset += compareIndex;
left = calculate(cond.Substring(0, offset));
right = calculate(cond.Substring(offset + 1));
return(double.Parse(left) < double.Parse(right) ? "T" : "F");
}
}
}
if (cond.IndexOf(">>") != -1)
{
string section = cond;
for (int offset = 0; offset < cond.Length;)
{
int shiftIndex = section.IndexOf(">>");
int compareIndex = section.IndexOf(">");
if (compareIndex == -1)
{
// '>' does not exist by itself
break;
}
else if (compareIndex == shiftIndex)
{
// skip over ">>"
offset += shiftIndex + 2;
section = cond.Substring(offset);
continue;
}
else
{
// found a stand-alone '>'
offset += compareIndex;
left = calculate(cond.Substring(0, offset));
right = calculate(cond.Substring(offset + 1));
return(double.Parse(left) > double.Parse(right) ? "T" : "F");
}
}
}
if (cond == "T" || cond == "F")
{
return(cond);
}
else
{
return(Equation.Evaluate(cond));
}
}