/// <summary>
/// 检查画板对象是否为null，为null创建
/// </summary>
private void CheckPaintBoard()
{
if (_paintingBoardWin == null)
{
// 第一次进入 加载win
_paintingBoardWin = AppUtils.GetPaintingBoardWinInstance();
_transparentBoardController = _paintingBoardWin.MyPaintingBoard;
_paintingBoardWin.Loaded += delegate (object sender, RoutedEventArgs args)
{
this.Owner = _paintingBoardWin;
};
}
}
/// <summary>
/// 设置画笔的宽度
/// </summary>
private void SetPenWidth()
{
double penWidth = GetPenWidth();
AppUtils.SendMessage(penWidth, AppConstants.MSG_GLOBAL_SETPENWIDTH);
}