private void SelectFromStartToEnd()
{
ResetSelectionTextRange();
TextRange textRange = new TextRange(StartSelectPosition, EndSelectPosition);
textRange.ApplyPropertyValue(TextElement.ForegroundProperty, SystemColors.HighlightTextBrush);
textRange.ApplyPropertyValue(TextElement.BackgroundProperty, SystemColors.HighlightBrush);
SelectedText = textRange.Text;
TextSelected?.Invoke(SelectedText);
}
public void FireTextSelected(string selectedText, int pageNumber, float percentalTopLeftX, float percentalTopLeftY, float percentalWidth, float percentalHeight)
{
var areaInfo = new PercentalAreaInfo()
{
PageNumber = pageNumber,
TopLeftX = percentalTopLeftX,
TopLeftY = percentalTopLeftY,
Width = percentalWidth,
Height = percentalHeight
};
TextSelected?.Invoke(selectedText, areaInfo);
}
protected override void OnMouseUp(MouseButtonEventArgs e)
{
base.OnMouseUp(e);
Point mouseUpPoint = e.GetPosition(this);
EndSelectPosition = this.GetPositionFromPoint(mouseUpPoint, true);
TextRange otr = new TextRange(this.ContentStart, this.ContentEnd);
otr.ApplyPropertyValue(TextElement.BackgroundProperty, new SolidColorBrush(Colors.Transparent));
if (StartSelectPosition != null && EndSelectPosition != null)
{
TextRange ntr = new TextRange(StartSelectPosition, EndSelectPosition);
ntr.ApplyPropertyValue(TextElement.BackgroundProperty, new SolidColorBrush(Colors.Gray));
SelectedText = ntr.Text;
TextSelected?.Invoke(SelectedText);
}
}
protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
{
if (DefaultBehaviour)
{
base.OnMouseLeftButtonUp(e);
}
// Verify that we actually selected something before updating the state
if (!String.IsNullOrEmpty(selection.Selected))
{
state = SelectionState.Selected;
// If the event is bound, we pass it the currently selected text
// we also make sure it's not the same text as last time
if (selection.Selected != previousSelection)
{
TextSelected?.Invoke(selection.Selected);
}
previousSelection = selection.Selected;
}
else
{
state = SelectionState.None;
}
}
private void ViewerControlBase_TextSelected(string selectedText, PercentalAreaInfo areaInfo)
{
TextSelected?.Invoke(selectedText, areaInfo);
}