C# PDF操作之-PDF转HTML

特别说明：需引用Aspose.PDF.dll

代码案例：

using System.IO;
using System;
using Aspose.Pdf;namespace Aspose.Pdf.Examples.CSharp.AsposePDF.DocumentConversion
{public class PDFToHTML{public static void Run(){// ExStart:PDFToHTML// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();// Open the source PDF documentDocument pdfDocument = new Document(dataDir + "PDFToHTML.pdf");// Save the file into MS document formatpdfDocument.Save(dataDir + "output_out.html", SaveFormat.Html);// ExEnd:PDFToHTML}public static void ExcludeFontResources(){// ExStart:ExcludeFontResources// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();string inFile = dataDir + "PDFToHTML.pdf";string outMainHtmlFile = dataDir + "ExcludeFontResources.pdf";// Initialize htmlOptionsHtmlSaveOptions htmlOptions = new HtmlSaveOptions{ExplicitListOfSavedPages = new[] { 1 },FixedLayout = true,CompressSvgGraphicsIfAny = false,SaveTransparentTexts = true,SaveShadowedTextsAsTransparentTexts = true,//FontSavingMode = HtmlSaveOptions.FontSavingModes.DontSave,ExcludeFontNameList = new[] { "ArialMT", "SymbolMT" },DefaultFontName = "Comic Sans MS",UseZOrder = true,LettersPositioningMethod = HtmlSaveOptions.LettersPositioningMethods.UseEmUnitsAndCompensationOfRoundingErrorsInCss,PartsEmbeddingMode = HtmlSaveOptions.PartsEmbeddingModes.NoEmbedding,RasterImagesSavingMode = HtmlSaveOptions.RasterImagesSavingModes.AsEmbeddedPartsOfPngPageBackground,SplitIntoPages = false};Document pdfDocument = new Document(inFile);// SavepdfDocument.Save(outMainHtmlFile, htmlOptions);// ExEnd:ExcludeFontResources}public static void MultiPageHTML(){// ExStart:MultiPageHTML// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();// Open the source PDF documentDocument pdfDocument = new Document(dataDir + "PDFToHTML.pdf");// Instantiate HTML SaveOptions objectHtmlSaveOptions htmlOptions = new HtmlSaveOptions();// Specify to split the output into multiple pageshtmlOptions.SplitIntoPages = true;// Save the documentpdfDocument.Save(@"MultiPageHTML_out.html", htmlOptions);// ExEnd:MultiPageHTML}public static void SaveSVGFiles(){// ExStart:SaveSVGFiles// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();// Load the PDF fileDocument doc = new Document(dataDir + "PDFToHTML.pdf");// Instantiate HTML save options objectHtmlSaveOptions newOptions = new HtmlSaveOptions();// Specify the folder where SVG images are saved during PDF to HTML conversionnewOptions.SpecialFolderForSvgImages = dataDir;// Save the output filedoc.Save(dataDir + "SaveSVGFiles_out.html", newOptions);// ExEnd:SaveSVGFiles}public static void CompressSVGImages(){// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();// Load the PDF fileDocument doc = new Document(dataDir + "PDFToHTML.pdf");// ExStart:CompressSVGImages// Create HtmlSaveOption with tested featureHtmlSaveOptions newOptions = new HtmlSaveOptions();// Compress the SVG images if there are anynewOptions.CompressSvgGraphicsIfAny = true;// ExEnd:CompressSVGImages// Save the output filedoc.Save(dataDir + "CompressSVGImages_out.html", newOptions);}public static void SpecifyingImageFolder(){// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();// Load the PDF fileDocument doc = new Document(dataDir + "PDFToHTML.pdf");// ExStart:SpecifyingImageFolder// Create HtmlSaveOption with tested featureHtmlSaveOptions newOptions = new HtmlSaveOptions();// Specify the separate folder to save imagesnewOptions.SpecialFolderForAllImages = dataDir;// ExEnd:SpecifyingImageFolder// Save the output filedoc.Save(dataDir + "SpecifyingImageFolder_out.html", newOptions);}public static void CreateSubsequentFiles(){// ExStart:CreateSubsequentFiles// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();Document doc = new Document(dataDir + "PDFToHTML.pdf");HtmlSaveOptions options = new HtmlSaveOptions();// This is the tested settingoptions.HtmlMarkupGenerationMode = HtmlSaveOptions.HtmlMarkupGenerationModes.WriteOnlyBodyContent;options.SplitIntoPages = true;doc.Save(dataDir + "CreateSubsequentFiles_out.html", options);// ExEnd:CreateSubsequentFiles}public static void TransparentTextRendering(){// ExStart:TransparentTextRendering// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();Document doc = new Document(dataDir + "PDFToHTML.pdf");HtmlSaveOptions htmlOptions = new HtmlSaveOptions();htmlOptions.SaveShadowedTextsAsTransparentTexts = true;htmlOptions.SaveTransparentTexts = true;doc.Save(dataDir + "TransparentTextRendering_out.html", htmlOptions);// ExEnd:TransparentTextRendering}public static void LayersRendering(){// ExStart:LayersRendering// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();Document doc = new Document(dataDir + "PDFToHTML.pdf");// Instantiate HTML SaveOptions objectHtmlSaveOptions htmlOptions = new HtmlSaveOptions();// Specify to render PDF document layers separately in output HTMLhtmlOptions.ConvertMarkedContentToLayers = true;// Save the documentdoc.Save(dataDir + "LayersRendering_out.html", htmlOptions);// ExEnd:LayersRendering}public static void CreatingHtmlWithFullContentWidth(){//ExStart: CreatingHtmlWithFullContentWidth// The path to the documents directory.string dataDir = RunExamples.GetDataDir_AsposePdf_DocumentConversion();HtmlSaveOptions saveOptions = new HtmlSaveOptions();saveOptions.FixedLayout = (false);saveOptions.FlowLayoutParagraphFullWidth = true;Document doc = new Document(dataDir + "FlowLayoutParagraphFullWidth.Pdf");doc.Save(dataDir + "FlowLayoutParagraphFullWidth_out.html", saveOptions);//ExEnd: CreatingHtmlWithFullContentWidth}public static void CenterAlignText(){//ExStart: CenterAlignTextHtmlSaveOptions htmlOptions = new HtmlSaveOptions();// init MarginPartStyle with margin in 20 pointsvar commonMargin = new SaveOptions.MarginPartStyle(20);// init MarginPartStyle with margin value autovar autoMargin = new SaveOptions.MarginPartStyle(true);// set commonMargin to every page sidehtmlOptions.PageMarginIfAny = new HtmlSaveOptions.MarginInfo(commonMargin);// set horizontal page align to centerhtmlOptions.PageMarginIfAny.LeftMarginIfAny = autoMargin;htmlOptions.PageMarginIfAny.RightMarginIfAny = autoMargin;//ExEnd: CenterAlignText}}
}

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