/// <summary>
/// Creates the popup.
/// </summary>
/// <param name="span">The span.</param>
/// <param name="text">The text.</param>
/// <param name="viewportSize">Size of the viewport.</param>
/// <returns></returns>
private TranslatePopup CreatePopup(SnapshotSpan span, string text, Size viewportSize)
{
var popup = new TranslatePopup(span, text, viewportSize);
AttachEventPopup(popup);
return(popup);
}
/// <summary>
/// Attaches the popup.
/// </summary>
/// <param name="popup">The popup.</param>
private void AttachPopup(TranslatePopup popup)
{
var span = popup.Span.GetSpan(_view.TextSnapshot);
var g = _view.TextViewLines.GetMarkerGeometry(span);
if (g != null)
{
Canvas.SetLeft(popup, g.Bounds.BottomLeft.X);
Canvas.SetTop(popup, g.Bounds.BottomLeft.Y);
_layer.AddAdornment(span, null, popup);
}
}
/// <summary>
/// Translates the specified text.
/// </summary>
/// <param name="span">The span.</param>
/// <param name="text">The text.</param>
public void Translate(SnapshotSpan span, string text)
{
//Get viewport size
var viewportSize = new Size(_view.ViewportWidth, _view.ViewportHeight);
//Close popup if exist
if (_popup != null)
{
_popup.Close();
}
//Create new popup
_popup = CreatePopup(span, text, viewportSize);
//Attach popup
AttachPopup(_popup);
//Focus
_popup.Focus();
}
/// <summary>
/// Detaches the event popup.
/// </summary>
/// <param name="popup">The popup.</param>
private void DetachEventPopup(TranslatePopup popup)
{
popup.OnClosed -= PopupClosed;
}
/// <summary>
/// Attaches the event popup.
/// </summary>
/// <param name="popup">The popup.</param>
private void AttachEventPopup(TranslatePopup popup)
{
popup.OnClosed += PopupClosed;
}
