/// <summary> /// 区域--缩放 /// </summary> /// <param name="Multiple">缩放倍数</param> private void SetMatrix(double Multiple) { Grid printGrid = GetPrintGrid();//获取显示的面板 //背景图打印不显示 Image backgroundImage = null; foreach (UIElement item in printGrid.Children) { if (item is Image) { backgroundImage = item as Image; } } Dispatcher.Invoke(new Action(delegate { if (backgroundImage != null) { if (Multiple > 1) { backgroundImage.Visibility = Visibility.Collapsed; } else { backgroundImage.Visibility = Visibility.Visible; } } MatrixTransform matrixTransform = new MatrixTransform(); Matrix matrix = new Matrix(Multiple, 0, 0, Multiple, 0, 0); matrixTransform.Matrix = matrix; printGrid.RenderTransform = matrixTransform; })); }
WPF MatrixTransform无差别缩放面板
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