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copied!<p>The following worked, now the picture get scaled to the size of the paper regardless of the size of the viewport</p> <p>...</p> <pre><code> PrintDialog dialog = new PrintDialog(); if (dialog.ShowDialog() != true) { return; } Grid grid = new Grid(); grid.Margin = new Thickness(40); //do this for each column ColumnDefinition coldef; coldef = new ColumnDefinition(); coldef.Width = new GridLength(dialog.PrintableAreaWidth, GridUnitType.Pixel); grid.ColumnDefinitions.Add(coldef); //do this for each row RowDefinition rowdef; rowdef = new RowDefinition(); rowdef.Height = new GridLength(1, GridUnitType.Auto); grid.RowDefinitions.Add(rowdef); // rowdef = new RowDefinition(); rowdef.Height = new GridLength(1, GridUnitType.Auto); grid.RowDefinitions.Add(rowdef); TextBlock myTitle = new TextBlock(); myTitle.FontSize = 24; myTitle.FontFamily = new FontFamily("Arial"); myTitle.TextAlignment = TextAlignment.Center; myTitle.Text = myName; grid.Children.Add(myTitle); //put it in column 0, row 0 Grid.SetColumn(myTitle, 0); Grid.SetRow(myTitle, 0); Image myImage = new Image(); RenderTargetBitmap bmp = new RenderTargetBitmap((int)this.Width, (int)this.Height, 96, 96, PixelFormats.Pbgra32); bmp.Render(myViewPort); myImage.Source = bmp; myImage.Stretch = Stretch.Uniform; grid.Children.Add(myImage); //put it in column 0, row 1 Grid.SetColumn(myImage, 0); Grid.SetRow(myImage, 1); grid.Measure(new Size(dialog.PrintableAreaWidth, dialog.PrintableAreaHeight)); grid.Arrange(new Rect(new Point(0, 0), grid.DesiredSize)); dialog.PrintVisual(grid, myName); </code></pre>

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