public CodeLocation(int index, int endIndex, int indexOnLine, int endIndexOnLine, int lineNumber, int endLineNumber)
{
Param.RequireGreaterThanOrEqualToZero(index, "index");
Param.RequireGreaterThanOrEqualTo(endIndex, index, "endIndex");
Param.RequireGreaterThanOrEqualToZero(indexOnLine, "indexOnLine");
Param.RequireGreaterThanOrEqualToZero(endIndexOnLine, "endIndexOnLine");
Param.RequireGreaterThanZero(lineNumber, "lineNumber");
Param.RequireGreaterThanOrEqualTo(endLineNumber, lineNumber, "endLineNumber");
#if DEBUG
// If the entire segment is on the same line, make sure the end index is greater or equal to the start index.
if (lineNumber == endLineNumber)
{
CsLanguageService.Debug.Assert(
endIndexOnLine >= indexOnLine,
"The end index must be greater than the start index, since they are both on the same line.");
}
#endif
this.startPoint = new CodePoint(index, indexOnLine, lineNumber);
this.endPoint = new CodePoint(endIndex, endIndexOnLine, endLineNumber);
}
/// <summary>
/// Joins the two given points.
/// </summary>
/// <param name="point1">The first point to join.</param>
/// <param name="point2">The second point to join.</param>
/// <returns>Returns the joined <see cref="CodePoint"/>.</returns>
public static CodePoint Join(CodePoint point1, CodePoint point2)
{
Param.RequireNotNull(point1, "point1");
Param.RequireNotNull(point2, "point2");
if (point1 == null)
{
return(point2);
}
else if (point2 == null)
{
return(point1);
}
else
{
// Figure out which IndexOnLine to use.
int indexOnLine;
if (point1.LineNumber == point2.LineNumber)
{
indexOnLine = Math.Min(point1.IndexOnLine, point2.IndexOnLine);
}
else if (point1.LineNumber < point2.LineNumber)
{
indexOnLine = point1.IndexOnLine;
}
else
{
indexOnLine = point2.IndexOnLine;
}
return(new CodePoint(
Math.Min(point1.Index, point2.Index),
indexOnLine,
Math.Min(point1.LineNumber, point2.LineNumber)));
}
}
/// <summary>
/// Initializes a new instance of the CodeLocation class.
/// </summary>
public CodeLocation()
{
this.startPoint = new CodePoint();
this.endPoint = new CodePoint();
}
/// <summary>
/// Joins the two given points.
/// </summary>
/// <param name="point1">The first point to join.</param>
/// <param name="point2">The second point to join.</param>
/// <returns>Returns the joined <see cref="CodePoint"/>.</returns>
public static CodePoint Join(CodePoint point1, CodePoint point2)
{
Param.RequireNotNull(point1, "point1");
Param.RequireNotNull(point2, "point2");
if (point1 == null)
{
return point2;
}
else if (point2 == null)
{
return point1;
}
else
{
// Figure out which IndexOnLine to use.
int indexOnLine;
if (point1.LineNumber == point2.LineNumber)
{
indexOnLine = Math.Min(point1.IndexOnLine, point2.IndexOnLine);
}
else if (point1.LineNumber < point2.LineNumber)
{
indexOnLine = point1.IndexOnLine;
}
else
{
indexOnLine = point2.IndexOnLine;
}
return new CodePoint(
Math.Min(point1.Index, point2.Index),
indexOnLine,
Math.Min(point1.LineNumber, point2.LineNumber));
}
}
