/// <summary>
/// 方向键移动位置
/// </summary>
/// <param name="p_x"></param>
/// <param name="p_y"></param>
void MoveStep(double p_x, double p_y)
{
List <FrameworkElement> ls = new List <FrameworkElement>();
ls.AddRange(_owner.SelectionClerk.Selection);
SketchMoveCmdArgs args = new SketchMoveCmdArgs(ls, p_x, p_y);
_owner.CmdMove.Execute(args);
}
void UndoRedo(SketchMoveCmdArgs p_args, bool p_isUndo)
{
var clerk = _owner.SelectionClerk;
clerk.Clear();
clerk.Select(p_args.Items);
if (p_isUndo)
{
clerk.Move(-p_args.DeltaX, -p_args.DeltaY);
}
else
{
clerk.Move(p_args.DeltaX, p_args.DeltaY);
}
}
/// <summary>
/// 释放
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void OnPointerReleased(object sender, PointerRoutedEventArgs e)
{
if (!_isCaptured || _pointerId != e.Pointer.PointerId)
{
return;
}
var clerk = _owner.SelectionClerk;
if (_isDragging)
{
clerk.AlignGrid();
_owner.CalcPageSize();
_owner.HideTipLines();
// 记录移动历史
if (clerk.Selection.Count > 0)
{
Point pos = clerk.GetCurrentPos();
if (pos.X != _selectionStart.X || pos.Y != _selectionStart.Y)
{
List <FrameworkElement> ls = new List <FrameworkElement>();
ls.AddRange(clerk.Selection);
SketchMoveCmdArgs args = new SketchMoveCmdArgs(ls, pos.X - _selectionStart.X, pos.Y - _selectionStart.Y);
_owner.His.RecordAction(new CmdAction(_owner.CmdMove, args));
}
}
}
else
{
double left = Canvas.GetLeft(_rect);
double top = Canvas.GetTop(_rect);
var ls = _owner.GetItemsByRegion(left, top, left + _rect.Width, top + _rect.Height);
if (ls.Count > 0)
{
clerk.Select(ls);
}
else
{
_owner.OnSelectionChanged();
}
HideSelRect();
}
_grid.ReleasePointerCapture(e.Pointer);
e.Handled = true;
_isCaptured = false;
_isDragging = false;
_pointerId = null;
}