本文整理汇总了C#中MutableString.DetectByteCharacters方法的典型用法代码示例。如果您正苦于以下问题:C# MutableString.DetectByteCharacters方法的具体用法?C# MutableString.DetectByteCharacters怎么用?C# MutableString.DetectByteCharacters使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MutableString
的用法示例。
在下文中一共展示了MutableString.DetectByteCharacters方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Create
/*!*/
public static CharacterMap Create(MutableString/*!*/ from, MutableString/*!*/ to)
{
Debug.Assert(!from.IsEmpty);
int fromLength = from.GetCharCount();
bool complemental = from.StartsWith('^') && fromLength > 1;
// TODO: kcodings
// TODO: surrogates
// TODO: max - min > threshold
int min, max;
if (from.DetectByteCharacters()) {
min = 0;
max = 255;
} else {
min = Int32.MaxValue;
max = -1;
for (int i = (complemental ? 1 : 0); i < fromLength; i++) {
int c = from.GetChar(i);
if (c < min) {
min = c;
}
if (c > max) {
max = c;
}
}
}
BitArray map;
char[] image;
if (complemental || to.IsEmpty) {
image = null;
map = MakeBitmap(from, fromLength, complemental, min, max);
} else {
map = null;
image = new char[max - min + 1];
// no need to initialize the array:
Debug.Assert(Unmapped == 0);
bool needMap = false;
var toEnum = ExpandRanges(to, 0, to.GetCharCount(), true).GetEnumerator();
foreach (var f in ExpandRanges(from, 0, fromLength, false)) {
toEnum.MoveNext();
needMap |= (image[f - min] = toEnum.Current) == Unmapped;
}
if (needMap) {
map = MakeBitmap(from, fromLength, false, min, max);
}
}
return new CharacterMap(map, image, complemental ? to.GetLastChar() : -1, complemental, min, max);
}