320 lines
11 KiB
C#
320 lines
11 KiB
C#
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#region MigraDoc - Creating Documents on the Fly
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//
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// Authors:
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// Klaus Potzesny
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//
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// Copyright (c) 2001-2017 empira Software GmbH, Cologne Area (Germany)
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//
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// http://www.pdfsharp.com
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// http://www.migradoc.com
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// http://sourceforge.net/projects/pdfsharp
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#endregion
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using System;
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using System.Reflection;
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using System.IO;
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using MigraDoc.DocumentObjectModel;
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using MigraDoc.Rendering.Resources;
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using PdfSharp.Pdf;
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using PdfSharp.Drawing;
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namespace MigraDoc.Rendering
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{
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/// <summary>
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/// Provides the functionality to convert a MigraDoc document into PDF.
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/// </summary>
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public class PdfDocumentRenderer
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{
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/// <summary>
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/// Initializes a new instance of the PdfDocumentRenderer class.
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/// </summary>
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public PdfDocumentRenderer()
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{
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//_unicode = true;
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="PdfDocumentRenderer"/> class.
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/// </summary>
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/// <param name="unicode">If true Unicode encoding is used for all text. If false, WinAnsi encoding is used.</param>
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public PdfDocumentRenderer(bool unicode)
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{
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_unicode = unicode;
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="PdfDocumentRenderer" /> class.
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/// </summary>
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/// <param name="unicode">If true Unicode encoding is used for all text. If false, WinAnsi encoding is used.</param>
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/// <param name="fontEmbedding">Obsolete parameter.</param>
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[Obsolete("Must not specify an embedding option anymore.")]
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public PdfDocumentRenderer(bool unicode, PdfFontEmbedding fontEmbedding)
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{
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_unicode = unicode;
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}
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/// <summary>
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/// Gets a value indicating whether the text is rendered as Unicode.
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/// </summary>
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public bool Unicode
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{
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get { return _unicode; }
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}
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readonly bool _unicode;
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/// <summary>
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/// Gets or sets the language.
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/// </summary>
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/// <value>The language.</value>
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public string Language
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{
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get { return _language; }
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set { _language = value; }
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}
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string _language = String.Empty;
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/// <summary>
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/// Set the MigraDoc document to be rendered by this printer.
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/// </summary>
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public Document Document
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{
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set
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{
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_document = null;
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value.BindToRenderer(this);
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_document = value;
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}
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}
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Document _document;
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/// <summary>
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/// Gets or sets a document renderer.
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/// </summary>
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/// <remarks>
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/// A document renderer is automatically created and prepared
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/// when printing before this property was set.
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/// </remarks>
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public DocumentRenderer DocumentRenderer
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{
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get
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{
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if (_documentRenderer == null)
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PrepareDocumentRenderer();
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return _documentRenderer;
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}
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set { _documentRenderer = value; }
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}
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DocumentRenderer _documentRenderer;
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void PrepareDocumentRenderer()
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{
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PrepareDocumentRenderer(false);
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}
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void PrepareDocumentRenderer(bool prepareCompletely)
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{
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if (_document == null)
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#if !NETFX_CORE
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throw new InvalidOperationException(Messages2.PropertyNotSetBefore("DocumentRenderer", MethodBase.GetCurrentMethod().Name));
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#else
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throw new InvalidOperationException(Messages2.PropertyNotSetBefore("DocumentRenderer", "PrepareDocumentRenderer"));
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#endif
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if (_documentRenderer == null)
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{
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_documentRenderer = new DocumentRenderer(_document);
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_documentRenderer.WorkingDirectory = _workingDirectory;
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}
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if (prepareCompletely && _documentRenderer.FormattedDocument == null)
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{
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_documentRenderer.PrepareDocument();
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}
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}
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/// <summary>
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/// Renders the document into a PdfDocument containing all pages of the document.
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/// </summary>
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public void RenderDocument()
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{
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#if true
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PrepareRenderPages();
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#else
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if (this.documentRenderer == null)
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PrepareDocumentRenderer();
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if (this.pdfDocument == null)
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{
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this.pdfDocument = new PdfDocument();
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this.pdfDocument.Info.Creator = VersionInfo.Creator;
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}
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WriteDocumentInformation();
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#endif
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RenderPages(1, _documentRenderer.FormattedDocument.PageCount);
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}
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/// <summary>
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/// Renders the document into a PdfDocument containing all pages of the document.
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/// </summary>
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public void PrepareRenderPages()
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{
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//if (this.documentRenderer == null)
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PrepareDocumentRenderer(true);
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if (_pdfDocument == null)
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{
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_pdfDocument = CreatePdfDocument();
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if (_document.UseCmykColor)
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_pdfDocument.Options.ColorMode = PdfColorMode.Cmyk;
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}
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WriteDocumentInformation();
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//RenderPages(1, this.documentRenderer.FormattedDocument.PageCount);
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}
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/// <summary>
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/// Gets the count of pages.
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/// </summary>
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public int PageCount
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{
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get { return _documentRenderer.FormattedDocument.PageCount; }
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}
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/// <summary>
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/// Saves the PdfDocument to the specified path. If a file already exists, it will be overwritten.
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/// </summary>
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public void Save(string path)
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{
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if (path == null)
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throw new ArgumentNullException("path");
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if (path == "")
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throw new ArgumentException("PDF file Path must not be empty");
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if (_workingDirectory != null)
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path = Path.Combine(_workingDirectory, path);
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_pdfDocument.Save(path);
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}
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/// <summary>
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/// Saves the PDF document to the specified stream.
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/// </summary>
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public void Save(Stream stream, bool closeStream)
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{
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_pdfDocument.Save(stream, closeStream);
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}
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/// <summary>
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/// Renders the specified page range.
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/// </summary>
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/// <param name="startPage">The first page to print.</param>
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/// <param name="endPage">The last page to print</param>
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public void RenderPages(int startPage, int endPage)
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{
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if (startPage < 1)
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throw new ArgumentOutOfRangeException("startPage");
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if (endPage > _documentRenderer.FormattedDocument.PageCount)
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throw new ArgumentOutOfRangeException("endPage");
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if (_documentRenderer == null)
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PrepareDocumentRenderer();
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if (_pdfDocument == null)
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_pdfDocument = CreatePdfDocument();
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_documentRenderer._printDate = DateTime.Now;
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for (int pageNr = startPage; pageNr <= endPage; ++pageNr)
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{
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PdfPage pdfPage = _pdfDocument.AddPage();
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PageInfo pageInfo = _documentRenderer.FormattedDocument.GetPageInfo(pageNr);
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pdfPage.Width = pageInfo.Width;
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pdfPage.Height = pageInfo.Height;
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pdfPage.Orientation = pageInfo.Orientation;
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using (XGraphics gfx = XGraphics.FromPdfPage(pdfPage))
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{
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gfx.MUH = _unicode ? PdfFontEncoding.Unicode : PdfFontEncoding.WinAnsi;
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_documentRenderer.RenderPage(gfx, pageNr);
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}
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}
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}
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/// <summary>
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/// Gets or sets a working directory for the printing process.
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/// </summary>
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public string WorkingDirectory
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{
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get { return _workingDirectory; }
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set { _workingDirectory = value; }
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}
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string _workingDirectory;
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/// <summary>
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/// Gets or sets the PDF document to render on.
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/// </summary>
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/// <remarks>A PDF document in memory is automatically created when printing before this property was set.</remarks>
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public PdfDocument PdfDocument
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{
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get { return _pdfDocument; }
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set { _pdfDocument = value; }
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}
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PdfDocument _pdfDocument;
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/// <summary>
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/// Writes document information like author and subject to the PDF document.
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/// </summary>
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public void WriteDocumentInformation()
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{
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if (!_document.IsNull("Info"))
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{
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DocumentInfo docInfo = _document.Info;
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PdfDocumentInformation pdfInfo = _pdfDocument.Info;
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if (!docInfo.IsNull("Author"))
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pdfInfo.Author = docInfo.Author;
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if (!docInfo.IsNull("Keywords"))
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pdfInfo.Keywords = docInfo.Keywords;
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if (!docInfo.IsNull("Subject"))
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pdfInfo.Subject = docInfo.Subject;
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if (!docInfo.IsNull("Title"))
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pdfInfo.Title = docInfo.Title;
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}
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}
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/// <summary>
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/// Creates a new PDF document.
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/// </summary>
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PdfDocument CreatePdfDocument()
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{
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PdfDocument document = new PdfDocument();
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document.Info.Creator = "damienbod";
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if (!String.IsNullOrEmpty(_language))
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document.Language = _language;
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return document;
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}
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}
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}
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