■ XpsDocument 클래스를 사용해 XPS 문서 이미지를 저장하는 방법을 보여준다.
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Width="800" Height="600" Title="XpsDocument 클래스 : XPS 문서 이미지 저장하기" FontFamily="나눔고딕코딩" FontSize="16" Loaded="Window_Loaded"> <Grid Margin="5"> <Grid.Resources> <Style TargetType="TextBox"> <Setter Property="Margin" Value="5" /> </Style> </Grid.Resources> <Grid.RowDefinitions> <RowDefinition Height="Auto" /> <RowDefinition Height="Auto" /> <RowDefinition Height="Auto" /> <RowDefinition/> </Grid.RowDefinitions> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" /> <ColumnDefinition/> </Grid.ColumnDefinitions> <Label Grid.Row="0" Grid.Column="0" Content="XPS 파일" /> <TextBox Name="filePathTextBox" Grid.Row="0" Grid.Column="1" Text="Test.xps" /> <Button Name="convertButton" Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Margin="5" Width="100" Height="30" IsDefault="True" Content="변환하기" Click="convertButton_Click" /> <Label Grid.Row="2" Grid.Column="0" Content="스케일" /> <ComboBox Name="cboScale" Grid.Row="2" Grid.Column="1" Width="60" Height="25" HorizontalAlignment="Left" SelectionChanged="scaleComboBox_SelectionChanged"> <ComboBoxItem Content="25%" /> <ComboBoxItem Content="50%" /> <ComboBoxItem Content="75%" /> <ComboBoxItem Content="100%" IsSelected="True" /> <ComboBoxItem Content="150%" /> <ComboBoxItem Content="200%" /> <ComboBoxItem Content="300%" /> </ComboBox> <TabControl Name="resultTabControl" Grid.Row="3" Grid.Column="0" Grid.ColumnSpan="2" Margin="5" Visibility="Hidden" /> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System; using System.IO; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Xps.Packaging; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 이미지 스케일 /// </summary> private double imageScale = 1; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 윈도우 로드시 처리하기 - Window_Loaded(sender, e) /// <summary> /// 윈도우 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Window_Loaded(object sender, RoutedEventArgs e) { this.filePathTextBox.Text = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "test.xps"); } #endregion #region 변환하기 버튼 클릭시 처리하기 - convertButton_Click(sender, e) /// <summary> /// 변환하기 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void convertButton_Click(object sender, RoutedEventArgs e) { Cursor = Cursors.Wait; this.resultTabControl.Visibility = Visibility.Hidden; int pageCount = SaveXPSImage(this.filePathTextBox.Text); ShowXPSImage(this.filePathTextBox.Text, pageCount); FitImageSize(); this.resultTabControl.Visibility = Visibility.Visible; Cursor = null; } #endregion #region 스케일 콤보 박스 선택 변경시 처리하기 - scaleComboBox_SelectionChanged(sender, e) /// <summary> /// 스케일 콤보 박스 선택 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void scaleComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e) { ComboBoxItem comboBoxItem = this.cboScale.SelectedItem as ComboBoxItem; string scaleString = comboBoxItem.Content.ToString(); scaleString = scaleString.Replace("%", ""); this.imageScale = double.Parse(scaleString) / 100.0; FitImageSize(); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region XPS 이미지 저장하기 - SaveXPSImage(xpsFilePath) /// <summary> /// XPS 이미지 저장하기 /// </summary> /// <param name="xpsFilePath">XPS 파일 경로</param> /// <returns>페이지 카운트</returns> private int SaveXPSImage(string xpsFilePath) { if(!xpsFilePath.ToLower().EndsWith(".xps")) { throw new ArgumentException("파일 확장자가 .xps가 아닙니다."); } string fileName = xpsFilePath.Substring(0, xpsFilePath.Length - 4); XpsDocument xpsDocument = new XpsDocument(xpsFilePath, FileAccess.Read); IDocumentPaginatorSource documentPaginatorSource = xpsDocument.GetFixedDocumentSequence(); DocumentPaginator documentPaginator = documentPaginatorSource.DocumentPaginator; int pageCount = documentPaginator.PageCount; for(int i = 0; i < pageCount; i++) { using(DocumentPage documentPage = documentPaginator.GetPage(i)) { int pageWidth = (int)documentPage.Size.Width; int pageHeight = (int)documentPage.Size.Height; RenderTargetBitmap bitmap = new RenderTargetBitmap ( pageWidth, pageHeight, 96, 96, PixelFormats.Default ); bitmap.Render(documentPage.Visual); PngBitmapEncoder encoder = new PngBitmapEncoder(); encoder.Frames.Add(BitmapFrame.Create(bitmap)); using(MemoryStream stream = new MemoryStream()) { encoder.Save(stream); using(FileStream fileStream = new FileStream(fileName + (i + 1).ToString() + ".png", FileMode.Create)) { fileStream.Write(stream.GetBuffer(), 0, (int)stream.Length); fileStream.Close(); } } } } return pageCount; } #endregion #region XPS 이미지 표시하기 - ShowXPSImage(xpsFilePath, pageCount) /// <summary> /// XPS 이미지 표시하기 /// </summary> /// <param name="xpsFilePath">XPS 파일 경로</param> /// <param name="pageCount">페이지 카운트</param> private void ShowXPSImage(string xpsFilePath, int pageCount) { string fileName = xpsFilePath.Substring(0, xpsFilePath.Length - 4); this.resultTabControl.Items.Clear(); for(int i = 1; i <= pageCount; i++) { Image image = new Image(); image.Source = new BitmapImage(new Uri(fileName + i.ToString() + ".png", UriKind.Absolute)); ScrollViewer scrollViewer = new ScrollViewer(); scrollViewer.Background = Brushes.Black; scrollViewer.Content = image; scrollViewer.VerticalScrollBarVisibility = ScrollBarVisibility.Auto; scrollViewer.HorizontalScrollBarVisibility = ScrollBarVisibility.Auto; TabItem tabItem = new TabItem(); this.resultTabControl.Items.Add(tabItem); tabItem.Header = "페이지 " + i.ToString(); tabItem.Content = scrollViewer; } } #endregion #region 이미지 크기 맞추기 - FitImageSize() /// <summary> /// 이미지 크기 맞추기 /// </summary> private void FitImageSize() { if(this.resultTabControl == null) { return; } foreach(TabItem tabItem in this.resultTabControl.Items) { ScrollViewer scrollViewer = tabItem.Content as ScrollViewer; Image image = scrollViewer.Content as Image; image.Width = image.Source.Width * this.imageScale; image.Height = image.Source.Height * this.imageScale; } } #endregion } } |
