public ImeHighlight(EditorView editorView)
{
_editorView = editorView;
_editorHelper = new SourceEditorViewHelper(_editorView);
Color highlightColor = SystemColors.HighlightColor;
Color color = Color.FromArgb(0x60, highlightColor.R, highlightColor.G, highlightColor.B);
Color color3 = Color.FromArgb(180, (Byte)(highlightColor.R / 3), (Byte)(highlightColor.G / 3), (Byte)(highlightColor.B / 3));
_baseBrush = new SolidColorBrush(color);
_blinkBrush = new SolidColorBrush(color3);
_provisionalSpan = null;
Int32 caretBlinkTime = User32.GetCaretBlinkTime();
if (caretBlinkTime > 0)
{
_blinkTimer = new Timer((Double)caretBlinkTime);
_blinkTimer.AutoReset = true;
}
base.Visibility = Visibility.Hidden;
base.IsVisibleChanged += new DependencyPropertyChangedEventHandler(this.OnThisVisibilityChanged);
}
/// <summary>
/// Initializes a new instance of the <see cref="TextLineVisual"/> class.
/// </summary>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="textView"/> is <see langword="null"/>.</para>
/// </exception>
public TextLineVisual(ITextView textView, IList<TextLine> textLines, TextSpan lineSpan, Int32 newLineLength, IList<Int32> virtualCharacters)
{
if (textView == null)
{
throw new ArgumentNullException("textView");
}
_textView = textView;
_textLines = textLines;
_newLineLength = newLineLength;
_horizontalOffset = 0;
_verticalOffset = 0;
_startPoint = new TextPoint(lineSpan.TextBuffer, lineSpan.Start);
_length = lineSpan.Length;
_transform = new TranslateTransform(this.HorizontalOffset, this.VerticalOffset);
base.Transform = _transform;
if (virtualCharacters != null)
{
this.CreateVirtualCharacterLookup(virtualCharacters);
}
this.ComputeLineProperties();
this.RenderText();
}
/// <summary>
/// </summary>
public Boolean Intersects(TextSpan span)
{
if (span.TextBuffer == this.TextBuffer)
{
return base.Intersects(span);
}
return false;
}
/// <summary>
/// Initializes a new instance of the <see cref="TextSpan"/> class.
/// </summary>
/// <exception cref="ArgumentNullException"><paramref name="span"/> is <see langword="null"/>.</exception>
public TextSpan(TextSpan span)
: base(span)
{
if (span == null)
{
throw new ArgumentNullException("span");
}
this.Initialize(span.TextBuffer, span.TrackingMode);
}
void ICodeEditor.Select(Int32 start, Int32 length)
{
TextSpan span = new TextSpan(this.TextBuffer, start, length);
this.TextView.Selection.Select(span);
}
void ICodeEditor.EnsureSpanVisible(Int32 start, Int32 length)
{
TextSpan span = new TextSpan(this.TextBuffer, start, length);
new TextViewHelper(this.TextView).EnsureSpanVisible(span, 0, 0);
}
