/// <summary>
/// Applies a given attribute to this string.
/// </summary>
/// <param name="attribute">The attribute that will be applied to this string.</param>
/// <param name="value">The value of the attribute that will be applied to this string.</param>
/// <exception cref="ArgumentException">If the length of this attributed string is 0.</exception>
/// <exception cref="ArgumentNullException">if <paramref name="attribute"/> is <c>null</c>.</exception>
public void AddAttribute(AttributedCharacterIteratorAttribute attribute,
object value)
{
if (null == attribute)
{
throw new ArgumentNullException(nameof(attribute));
}
if (text.Length == 0)
{
throw new ArgumentException();
}
IList <Range> ranges; //= attributeMap.get(attribute);
attributeMap.TryGetValue(attribute, out ranges);
if (ranges == null)
{
ranges = new List <Range>(1);
attributeMap[attribute] = ranges;
}
else
{
ranges.Clear();
}
ranges.Add(new Range(0, text.Length, value));
}
public override int GetRunStart(AttributedCharacterIteratorAttribute attribute)
{
if (attributesAllowed != null &&
!attributesAllowed.Contains(attribute))
{
return(begin);
}
IList <Range> ranges; // = (ArrayList<Range>)attrString.attributeMap.get(attribute);
attrString.attributeMap.TryGetValue(attribute, out ranges);
if (ranges == null)
{
return(begin);
}
return(RunStart(ranges));
}
public override object GetAttribute(
AttributedCharacterIteratorAttribute attribute)
{
if (attributesAllowed != null &&
!attributesAllowed.Contains(attribute))
{
return(null);
}
IList <Range> ranges; // = (IList<Range>)attrString.attributeMap.get(attribute);
attrString.attributeMap.TryGetValue(attribute, out ranges);
if (ranges == null)
{
return(null);
}
return(CurrentValue(ranges));
}
/// <summary>
/// Applies a given attribute to the given range of this string.
/// </summary>
/// <param name="attribute">The attribute that will be applied to this string.</param>
/// <param name="value">The value of the attribute that will be applied to this string.</param>
/// <param name="start">The start of the range where the attribute will be applied.</param>
/// <param name="end">The end of the range where the attribute will be applied.</param>
/// <exception cref="ArgumentException">If <c>start < 0</c>, <paramref name="end"/> is greater than the length
/// of this string, or if <c>start >= end</c>.</exception>
/// <exception cref="ArgumentNullException">if <paramref name="attribute"/> is <c>null</c>.</exception>
public void AddAttribute(AttributedCharacterIteratorAttribute attribute,
object value, int start, int end)
{
throw new NotImplementedException(); // ICU4N TODO:
//if (null == attribute)
//{
// throw new ArgumentNullException(nameof(attribute));
//}
//if (start < 0 || end > text.Length || start >= end)
//{
// throw new ArgumentException();
//}
//if (value == null)
//{
// return;
//}
//lock (syncLock)
//{
// IList<Range> ranges; // = attributeMap.get(attribute);
// attributeMap.TryGetValue(attribute, out ranges);
// if (ranges == null)
// {
// ranges = new List<Range>(1);
// ranges.Add(new Range(start, end, value));
// attributeMap[attribute] = ranges;
// return;
// }
// //ListIterator<Range> it = ranges.listIterator();
// //while (it.hasNext())
// //{
// // Range range = it.next();
// var toRemove = new List<Range>();
// var toAdd = new Dictionary<Range, int>();
// int position = 0;
// for (int i = 0; i < ranges.Count; i++)
// {
// position = i;
// Range range = ranges[i];
// if (end <= range.start)
// {
// //it.previous();
// position--;
// break;
// }
// else if (start < range.end
// || (start == range.end && value.Equals(range.value)))
// {
// Range r1 = null, r3;
// //it.remove();
// toRemove.Add(range);
// r1 = new Range(range.start, start, range.value);
// r3 = new Range(end, range.end, range.value);
// while (end > range.end && i < ranges.Count /*it.hasNext()*/)
// {
// //range = it.next();
// i++;
// position = i;
// range = ranges[i];
// if (end <= range.end)
// {
// if (end > range.start
// || (end == range.start && value.Equals(range.value)))
// {
// //it.remove();
// toRemove.Add(range);
// r3 = new Range(end, range.end, range.value);
// break;
// }
// }
// else
// {
// //it.remove();
// toRemove.Add(range);
// }
// }
// if (value.Equals(r1.value))
// {
// if (value.Equals(r3.value))
// {
// it.add(new Range(r1.start < start ? r1.start : start,
// r3.end > end ? r3.end : end, r1.value));
// }
// else
// {
// it.add(new Range(r1.start < start ? r1.start : start,
// end, r1.value));
// if (r3.start < r3.end)
// {
// it.add(r3);
// }
// }
// }
// else
// {
// if (value.Equals(r3.value))
// {
// if (r1.start < r1.end)
// {
// it.add(r1);
// }
// it.add(new Range(start, r3.end > end ? r3.end : end,
// r3.value));
// }
// else
// {
// if (r1.start < r1.end)
// {
// it.add(r1);
// }
// it.add(new Range(start, end, value));
// if (r3.start < r3.end)
// {
// it.add(r3);
// }
// }
// }
// return;
// }
// }
// it.add(new Range(start, end, value));
//}
//ListIterator<Range> it = ranges.listIterator();
//while (it.hasNext())
//{
// Range range = it.next();
// if (end <= range.start)
// {
// it.previous();
// break;
// }
// else if (start < range.end
// || (start == range.end && value.Equals(range.value)))
// {
// Range r1 = null, r3;
// it.remove();
// r1 = new Range(range.start, start, range.value);
// r3 = new Range(end, range.end, range.value);
// while (end > range.end && it.hasNext())
// {
// range = it.next();
// if (end <= range.end)
// {
// if (end > range.start
// || (end == range.start && value.Equals(range.value)))
// {
// it.remove();
// r3 = new Range(end, range.end, range.value);
// break;
// }
// }
// else
// {
// it.remove();
// }
// }
// if (value.Equals(r1.value))
// {
// if (value.Equals(r3.value))
// {
// it.add(new Range(r1.start < start ? r1.start : start,
// r3.end > end ? r3.end : end, r1.value));
// }
// else
// {
// it.add(new Range(r1.start < start ? r1.start : start,
// end, r1.value));
// if (r3.start < r3.end)
// {
// it.add(r3);
// }
// }
// }
// else
// {
// if (value.Equals(r3.value))
// {
// if (r1.start < r1.end)
// {
// it.add(r1);
// }
// it.add(new Range(start, r3.end > end ? r3.end : end,
// r3.value));
// }
// else
// {
// if (r1.start < r1.end)
// {
// it.add(r1);
// }
// it.add(new Range(start, end, value));
// if (r3.start < r3.end)
// {
// it.add(r3);
// }
// }
// }
// return;
// }
//}
//it.add(new Range(start, end, value));
}
/// <summary> /// Returns the index of the first character in the run that has the same /// attribute value for the given attribute as the current character. /// </summary> /// <param name="attribute">The attribute which the run is based on.</param> /// <returns>The index of the last character of the current run.</returns> public abstract int GetRunStart(AttributedCharacterIteratorAttribute attribute);
/// <summary> /// Returns the value stored in the attribute for the current character. If /// the attribute was not defined then <c>null</c> is returned. /// </summary> /// <param name="attribute">The attribute for which the value should be returned.</param> /// <returns>the value of the requested attribute for the current character or <c>null</c> /// if it was not defined.</returns> public abstract object GetAttribute(AttributedCharacterIteratorAttribute attribute);
