public void Apply(string text, WordHighlight wordHighlight)
{
if (string.IsNullOrEmpty(text))
{
TextBefore = TextHighlight = TextAfter = "";
return;
}
if (wordHighlight == null)
{
TextBefore = text;
TextHighlight = TextAfter = "";
return;
}
var startIndex = wordHighlight.StartIndex;
if (startIndex < 0)
{
startIndex = 0;
}
var endIndex = wordHighlight.StartIndex + wordHighlight.Length;
if (endIndex > text.Length)
{
endIndex = text.Length;
}
TextBefore = text.Substring(0, startIndex);
TextHighlight = text.Substring(startIndex, endIndex - startIndex);
TextAfter = text.Substring(endIndex, text.Length - endIndex);
}
public void Test_SplitSection()
{
// .... "the box" play with it to test it out
const int OFFSET = 200;
const int LENGTH = 100;
var sectionAll = new DocSection(OFFSET, LENGTH);
var highlights = new WordHighlight[] {
new WordHighlight(OFFSET + 10, 1),
new WordHighlight(OFFSET + 20, 1),
new WordHighlight(OFFSET + 30, 1),
new WordHighlight(OFFSET + 40, 1),
new WordHighlight(OFFSET + 50, 1),
new WordHighlight(OFFSET + 50, 1),
new WordHighlight(OFFSET + 60, 1),
new WordHighlight(OFFSET + 70, 1),
new WordHighlight(OFFSET + 80, 1),
new WordHighlight(OFFSET + 90, 1),
};
var splits = Utils.SplitSection(sectionAll, highlights);
// .... length as expected?
Assert.AreEqual(highlights.Length, splits.Count());
// .... every char accounted for?
Assert.AreEqual(LENGTH, splits.Select(x => x.Length).Sum());
// .... all splits inside the "box"?
foreach (var split in splits)
{
Assert.IsTrue(split.StartIndex >= OFFSET);
Assert.IsTrue(split.StartIndex + split.Length <= OFFSET + LENGTH);
}
}
private void _CmdUser_TriggerBuild()
{
try
{
var prolog = new PrologEngine(persistentCommandHistory: false);
prolog.ConsultFromString(CodeDocument.Text);
prolog.GetFirstSolution(CodeDocumentQuery.Text);
MyConsole.WriteLine("----------------------");
foreach (var sol in prolog.GetEnumerator())
{
var errorInfo = MyPrologUtils.TryToGetErrorFromPrologSolution(sol);
if (errorInfo != null)
{
CurErrorMessage = errorInfo.Message;
var errorLine = CodeDocumentQuery.GetLineByNumber(1);
CurErrorWordHighlightQuery = new WordHighlight(errorLine.Offset, errorLine.Length);
break;
}
var stringified = sol.VarValuesIterator.Select(val => $"{val.Name}:{val.Value}").StringJoin(", ");
MyConsole.WriteLine(stringified);
}
}
catch (Exception ex)
{
var errorInfo = MyPrologUtils.TryToGetErrorFromException(ex);
if (errorInfo.Line != null)
{
var errorLine = CodeDocument.GetLineByNumber(errorInfo.Line.Value);
CurErrorWordHighlight = new WordHighlight(errorLine.Offset, errorLine.Length);
}
CurErrorMessage = errorInfo.Message;
}
}
private void DocReader_WordRead(WordHighlight word)
{
Highlight = word?.MakeCopy();
if (word != null)
{
Progress = GetProgressValue(word.StartIndex);
}
}
private void OnWordHighlightChanged(WordHighlight oldValue, WordHighlight newValue)
{
Scope.Apply(Text, WordHighlight);
}
public DocumentState(int start)
{
Word = new WordHighlight(start, 0);
}
private void ttsService_wordCallback(string text, int offset, int start, int length)
{
CurHighlightRegion = new WordHighlight(start, length);
}
public static void SetHighlightWord(DependencyObject obj, WordHighlight value)
{
obj.SetValue(HighlightWordProperty, value);
}
