public MarkerToDraw(TextMarker marker, RectangleF drawingRect) {
this.marker = marker;
this.drawingRect = drawingRect;
}
void DrawMarker(Graphics g, TextMarker marker, RectangleF drawingRect) {
// draw markers later so they can overdraw the following text
markersToDraw.Add(new MarkerToDraw(marker, drawingRect));
}
public void ClearScanRegion() {
if (_region != null) {
_document.MarkerStrategy.RemoveMarker(_region);
_region = null;
}
}
public void AddMarker(TextMarker marker) {
_markers.Add(marker);
_document.MarkerStrategy.AddMarker(marker);
}
/// <summary>Sets the region to search. The region is updated
/// automatically as the document changes.</summary>
public void SetScanRegion(int offset, int length) {
var bkgColor = _document.HighlightingStrategy.GetColorFor("Default").BackgroundColor;
_region = new TextMarker(offset, length, TextMarkerType.SolidBlock,
bkgColor.HalfMix(Color.FromArgb(160, 160, 160)));
_document.MarkerStrategy.AddMarker(_region);
}
private void btnHighlightAll_Click(object sender, EventArgs e) {
if (!_highlightGroups.ContainsKey(_editor))
_highlightGroups[_editor] = new HighlightGroup(_editor);
HighlightGroup group = _highlightGroups[_editor];
if (string.IsNullOrEmpty(LookFor))
// Clear highlights
group.ClearMarkers();
else {
_search.LookFor = txtLookFor.Text;
_search.MatchCase = chkMatchCase.Checked;
_search.MatchWholeWordOnly = chkMatchWholeWord.Checked;
bool looped = false;
int offset = 0, count = 0;
for (; ; ) {
TextRange range = _search.FindNext(offset, false, out looped);
if (range == null || looped)
break;
offset = range.Offset + range.Length;
count++;
var m = new TextMarker(range.Offset, range.Length,
TextMarkerType.SolidBlock, Color.Yellow, Color.Black);
group.AddMarker(m);
}
if (count == 0)
MessageBox.Show("Search text not found.");
else
Close();
}
}
public void RemoveMarker(TextMarker item)
{
markersTable.Clear();
textMarker.Remove(item);
}
public void InsertMarker(int index, TextMarker item)
{
markersTable.Clear();
textMarker.Insert(index, item);
}
public void AddMarker(TextMarker item)
{
markersTable.Clear();
textMarker.Add(item);
}