void UpdateCaretPropertiesCore(bool forceInvalidateVisual)
{
if (layer.HexView.IsClosed)
{
return;
}
StopTimer();
var line = hexCaret.ContainingHexViewLine;
oldSelectionState = new SelectionState(layer.HexView.Selection);
bool oldDrawCaretShape = drawCaretShape;
drawCaretShape = line.VisibilityState != VSTF.VisibilityState.Unattached;
bool drawOverwriteMode = OverwriteMode;
var valuesCaretRect = GetCaretRect(line, drawOverwriteMode, HexColumnType.Values, line.BufferLine.ValueCells.GetCell(hexCaret.CurrentPosition.ValuePosition.BufferPosition), hexCaret.CurrentPosition.ValuePosition.CellPosition);
var asciiCaretRect = GetCaretRect(line, drawOverwriteMode, HexColumnType.Ascii, line.BufferLine.AsciiCells.GetCell(hexCaret.CurrentPosition.AsciiPosition.BufferPosition), hexCaret.CurrentPosition.AsciiPosition.CellPosition);
if (drawCaretShape)
{
if (!imeStarted && layer.HexView.VisualElement.IsKeyboardFocused && layer.HexView.VisualElement.IsVisible)
{
StartTimer();
}
}
else
{
layer.Opacity = 0;
}
var invalidateVisual = valuesCaretGeometry.SetProperties(valuesCaretRect, drawCaretShape, drawOverwriteMode);
invalidateVisual |= asciiCaretGeometry.SetProperties(asciiCaretRect, drawCaretShape, drawOverwriteMode);
invalidateVisual |= forceInvalidateVisual || oldDrawCaretShape != drawCaretShape;
if (invalidateVisual)
{
InvalidateVisual();
}
}
void UpdateCaretPropertiesCore(bool forceInvalidateVisual)
{
if (layer.TextView.IsClosed)
{
return;
}
StopTimer();
var line = textCaret.ContainingTextViewLine;
oldSelectionState = new SelectionState(layer.TextView.Selection);
bool oldDrawCaretShape = drawCaretShape;
drawCaretShape = line.VisibilityState != VisibilityState.Unattached;
bool drawOverwriteMode = OverwriteMode && textCaret.CurrentPosition.Position < line.End && layer.TextView.Selection.IsEmpty;
var vpos = textCaret.CurrentPosition;
if (drawOverwriteMode)
{
var textBounds = line.GetExtendedCharacterBounds(vpos);
left = textBounds.Left;
width = textBounds.Width;
}
else
{
if (vpos.Position != line.Start && !vpos.IsInVirtualSpace)
{
left = line.GetExtendedCharacterBounds(vpos.Position - 1).Trailing;
}
else
{
left = line.GetExtendedCharacterBounds(vpos).Leading;
}
width = SystemParameters.CaretWidth;
}
height = line.TextHeight;
if (drawCaretShape)
{
if (!imeStarted && layer.TextView.VisualElement.IsKeyboardFocused && layer.TextView.VisualElement.IsVisible)
{
StartTimer();
}
top = line.TextTop;
Canvas.SetLeft(this, left);
Canvas.SetTop(this, top);
}
else
{
layer.Opacity = 0;
top = double.NaN;
}
var invalidateVisual = caretGeometry.SetProperties(width, height, drawOverwriteMode);
invalidateVisual |= forceInvalidateVisual || oldDrawCaretShape != drawCaretShape;
if (invalidateVisual)
{
InvalidateVisual();
}
}
