/// <summary>
/// Creates a new instance of CBRTagger
/// </summary>
/// <param name="provider">the CBETaggerProvider that created the tagger</param>
/// <param name="textView">the WpfTextView this tagger is assigned to</param>
/// <param name="sourceBuffer">the TextBuffer this tagger should work with</param>
internal CBETagger(CBETaggerProvider provider, IWpfTextView textView)
{
if (provider == null || textView == null)
{
throw new ArgumentNullException("The arguments of CBETagger can't be null");
}
_TextView = textView;
// Getting services provided by VisualStudio
_TextStructureNavigator = provider.GetTextStructureNavigator(_TextView.TextBuffer);
_TextSearchService = provider.TextSearchService;
_VSFontsInformation = TryGetFontAndColorInfo(provider.VsFontsAndColorsInformationService);
// Hook up events
_TextView.TextBuffer.Changed += TextBuffer_Changed;
_TextView.LayoutChanged += OnTextViewLayoutChanged;
_TextView.Caret.PositionChanged += Caret_PositionChanged;
// Listen for package events
InitializePackage();
if (_VSFontsInformation != null)
{
ReloadFontSize();
_VSFontsInformation.Updated += _VSFontsInformation_Updated;
}
}
private void ReloadFontSize(IVsFontsAndColorsInformation _VSFontsInformation)
{
var pref = _VSFontsInformation.GetFontAndColorPreferences();
var font = System.Drawing.Font.FromHfont(pref.hRegularViewFont);
_FontSize = font?.Size ?? _FontSize;
}
