protected override void OnRender(DrawingContext dc)
{
var rounder = new LayoutRounder(this);
var pen = Caches.GetDashedPen(
new ByteColor(0xFF, 0x41, 0x69, 0xE1),
rounder.RoundLayoutValue(2));
dc.DrawLine(
pen,
new Point(0, 0),
_isVertical
? new Point(ActualWidth, 0)
: new Point(0, ActualHeight));
}
private void TextBox_PreviewMouseDown(object sender, MouseButtonEventArgs e)
{
var textBox = (TextBox)sender;
var rounder = new LayoutRounder(textBox);
// 自コントロール上であれば、終了させない
var pos = e.GetPosition(textBox);
var rect = rounder.RoundRenderRectangle(false);
if (rect.Contains(pos))
{
return;
}
var parent = textBox.GetParent <BiaEditableTextBlock>();
Debug.Assert(parent != null);
FinishEditing(parent, textBox);
}
private void MouseOperatorOnMouseMove(object sender, MouseEventArgs e)
{
if (_mouseOperator.IsBoxSelect == false)
{
return;
}
var rounder = new LayoutRounder(this);
if (Visibility != Visibility.Visible)
{
Visibility = Visibility.Visible;
}
var r = rounder.RoundLayoutRect(_mouseOperator.SelectionRect);
var borderWidth = rounder.RoundLayoutValue(2);
SetLeft(_left, r.X);
SetTop(_left, r.Y);
_left.Width = borderWidth;
_left.Height = r.Height;
SetLeft(_right, r.X + r.Width);
SetTop(_right, r.Y);
_right.Width = borderWidth;
_right.Height = r.Height;
SetLeft(_top, r.X);
SetTop(_top, r.Y);
_top.Width = r.Width;
_top.Height = borderWidth;
SetLeft(_bottom, r.X);
SetTop(_bottom, r.Y + r.Height);
_bottom.Width = r.Width;
_bottom.Height = borderWidth;
}