public IEnumerable <FindResult> FindAll(ILongWaitBroker longWaitBroker, SrmDocument document)
{
longWaitBroker.Message = Resources.FindPredicate_FindAll_Found_0_matches;
var customMatches = new HashSet <Bookmark> [FindOptions.CustomFinders.Count];
for (int iFinder = 0; iFinder < FindOptions.CustomFinders.Count; iFinder++)
{
var customFinder = FindOptions.CustomFinders[iFinder];
var bookmarkSet = new HashSet <Bookmark>();
longWaitBroker.Message = string.Format(Resources.FindPredicate_FindAll_Searching_for__0__, customFinder.DisplayName);
foreach (var bookmark in customFinder.FindAll(document))
{
if (longWaitBroker.IsCanceled)
{
yield break;
}
bookmarkSet.Add(bookmark);
}
customMatches[iFinder] = bookmarkSet;
}
var bookmarkEnumerator = new BookmarkEnumerator(document);
int matchCount = 0;
do
{
bookmarkEnumerator.MoveNext();
if (longWaitBroker.IsCanceled)
{
yield break;
}
FindMatch findMatch = null;
for (int iFinder = 0; iFinder < FindOptions.CustomFinders.Count; iFinder++)
{
if (customMatches[iFinder].Contains(bookmarkEnumerator.Current))
{
findMatch = FindOptions.CustomFinders[iFinder].Match(bookmarkEnumerator);
}
}
findMatch = findMatch ?? MatchInternal(bookmarkEnumerator);
if (findMatch != null)
{
matchCount++;
longWaitBroker.Message = matchCount == 1
? Resources.FindPredicate_FindAll_Found_1_match
: string.Format(Resources.FindPredicate_FindAll_Found__0__matches, matchCount);
yield return(new FindResult(this, bookmarkEnumerator, findMatch));
}
} while (!bookmarkEnumerator.AtStart);
}
public bool Equals(FindMatch other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(Equals(other.DisplayText, DisplayText) &&
other.RangeStart == RangeStart &&
other.RangeEnd == RangeEnd &&
other.AnnotationName == AnnotationName &&
other.Note == Note);
}
private void DrawWithHighlighting(String description, String textToHighlight, Graphics graphics,
Rectangle descriptionBounds, Color textColor, Color backColor)
{
var findMatch = new FindMatch(description);
int ichHighlightBegin = description.ToLower().IndexOf(textToHighlight.ToLower(), StringComparison.Ordinal);
// A very short search only matches at the front of a word
if ((textToHighlight.Length < ProteinMatchQuery.MIN_FREE_SEARCH_LENGTH) && (ichHighlightBegin > 0))
{
// Insist on a leading space for match
ichHighlightBegin = description.ToLower().IndexOf(" "+textToHighlight.ToLower(), StringComparison.Ordinal); // Not L10N
if (ichHighlightBegin > 0)
ichHighlightBegin++; // Don't really want to highlight the space
}
if (ichHighlightBegin >= 0)
{
findMatch = findMatch.ChangeRange(ichHighlightBegin, ichHighlightBegin + textToHighlight.Length);
}
else
{
findMatch = findMatch.ChangeRange(0,0); // No highlighting
}
var textRendererHelper = new TextRendererHelper
{
Font = ListView.Font,
HighlightFont = new Font(ListView.Font, FontStyle.Bold),
ForeColor = textColor,
BackColor = backColor,
};
textRendererHelper.DrawHighlightedText(graphics, descriptionBounds, findMatch);
}
public void DrawHighlightedText(Graphics graphics, Rectangle descriptionBounds, FindMatch findMatch)
{
if (descriptionBounds.Width < 0)
{
return;
}
var graphicsState = graphics.Save();
try
{
graphics.SetClip(descriptionBounds);
int ichHighlightBegin = findMatch.RangeStart;
int ichHighlightEnd = findMatch.RangeEnd;
var displayText = findMatch.DisplayText;
var beginText = displayText.Substring(0, ichHighlightBegin);
var highlightedText = displayText.Substring(ichHighlightBegin, ichHighlightEnd - ichHighlightBegin);
var endText = displayText.Substring(ichHighlightEnd);
// Measure the width of the three parts of text
const int xPad = 0;
const TextFormatFlags format = TextFormatFlags.SingleLine |
TextFormatFlags.PreserveGraphicsClipping |
TextFormatFlags.NoPadding;
Size sizeMax = new Size(int.MaxValue, int.MaxValue);
int dxBegin =
TextRenderer.MeasureText(graphics, beginText, Font, sizeMax, format).Width - xPad;
int dxHighlight =
TextRenderer.MeasureText(graphics, highlightedText, HighlightFont, sizeMax, format).Width - xPad;
int dxEnd =
TextRenderer.MeasureText(graphics, endText, Font, sizeMax, format).Width - xPad;
int dxTotal = dxBegin + dxHighlight + dxEnd;
int dxBeginUnclipped = dxBegin;
// If the text won't all fit in the space provided, figure out what should be clipped,
// trying to keep the bold text centered in the middle of the line.
if (dxTotal > descriptionBounds.Width)
{
int dxHalf = (descriptionBounds.Width - dxHighlight) / 2;
if (dxBegin > dxHalf && dxEnd > dxHalf)
{
dxBegin = dxHalf;
}
else if (dxBegin > dxHalf)
{
dxBegin = descriptionBounds.Width - dxHighlight - dxEnd;
}
else
{
dxEnd = descriptionBounds.Width - dxHighlight - dxBegin;
}
}
// Draw the text before the highlight
var rect = new Rectangle(
descriptionBounds.Left + dxBegin - dxBeginUnclipped,
descriptionBounds.Top,
dxBeginUnclipped, descriptionBounds.Height);
TextRenderer.DrawText(graphics, beginText, Font, rect, ForeColor, BackColor, format);
// Draw the highlighted text
rect.X += dxBeginUnclipped;
rect.Width = dxHighlight;
TextRenderer.DrawText(graphics, highlightedText, HighlightFont, rect, ForeColor, BackColor, format);
// Draw the text after the highlight
rect.X += dxHighlight;
rect.Width = dxEnd;
TextRenderer.DrawText(graphics, endText, Font, rect, ForeColor, BackColor, format);
}
finally
{
graphics.Restore(graphicsState);
}
}
public FindMatch(FindMatch findMatch)
{
DisplayText = findMatch.DisplayText;
RangeStart = findMatch.RangeStart;
RangeEnd = findMatch.RangeEnd;
}
public FindMatch(FindMatch findMatch)
{
DisplayText = findMatch.DisplayText;
RangeStart = findMatch.RangeStart;
RangeEnd = findMatch.RangeEnd;
}
public bool Equals(FindMatch other)
{
if (ReferenceEquals(null, other)) return false;
if (ReferenceEquals(this, other)) return true;
return Equals(other.DisplayText, DisplayText)
&& other.RangeStart == RangeStart
&& other.RangeEnd == RangeEnd
&& other.AnnotationName == AnnotationName
&& other.Note == Note;
}
