{"id":6078,"date":"2025-07-09T12:02:04","date_gmt":"2025-07-09T04:02:04","guid":{"rendered":"https:\/\/support.fuxinsoft.cn\/?p=6078"},"modified":"2025-07-10T09:34:50","modified_gmt":"2025-07-10T01:34:50","slug":"%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e6%90%9c%e7%b4%a2%e6%9b%bf%e6%8d%a2%e5%85%b3%e9%94%ae%e8%af%8d%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/support.fuxinsoft.cn\/?p=6078","title":{"rendered":"PDF\u6587\u6863\u5173\u952e\u8bcd\u641c\u7d22\u66ff\u6362\u529f\u80fd\u7684\u6280\u672f\u5b9e\u73b0\u65b9\u6848"},"content":{"rendered":"\n<p>\u5728PDF\u6587\u6863\u5904\u7406\u4e2d\uff0c\u5173\u952e\u8bcd\u641c\u7d22\u66ff\u6362\u529f\u80fd\u53ef\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u6280\u672f\u65b9\u6848\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<p><strong>\u65b9\u6848\u4e00\uff1a\u57fa\u4e8eTextSearchReplace\u7c7b\u7684\u96c6\u6210\u5316\u5904\u7406<\/strong><br>\uff08\u53c2\u8003\u5f00\u53d1\u5305\u8def\u5f84\uff1aexamples\\simple_demo\\searchreplace\uff09<br>\u8be5\u65b9\u6848\u63d0\u4f9b\u6bb5\u843d\u611f\u77e5\u7684\u667a\u80fd\u66ff\u6362\u80fd\u529b\uff0c\u5177\u5907\u4ee5\u4e0b\u6280\u672f\u7279\u6027\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52a8\u5904\u7406\u6587\u672c\u7f29\u8fdb\u4e0e\u6bb5\u843d\u91cd\u6392\uff0c\u7279\u522b\u9002\u7528\u4e8e\u66ff\u6362\u8bcd\u957f\u5ea6\u5dee\u5f02\u663e\u8457\u7684\u573a\u666f<\/li>\n\n\n\n<li>\u5185\u7f6e\u6587\u672c\u5e03\u5c40\u5f15\u64ce\u4fdd\u969c\u6587\u6863\u683c\u5f0f\u5b8c\u6574\u6027<\/li>\n\n\n\n<li>\u53ef\u89c6\u5316\u6548\u679c\u53c2\u89c1\u4e0b\u56fe\uff1a<\/li>\n<\/ul>\n\n\n\n<p>\u539f\u6587\u4ef6\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"319\" src=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-18-1024x319.png\" alt=\"\" class=\"wp-image-6081\" srcset=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-18-1024x319.png 1024w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-18-300x94.png 300w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-18-768x240.png 768w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-18.png 1122w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u66ff\u6362\u540e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"322\" src=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-17-1024x322.png\" alt=\"\" class=\"wp-image-6080\" srcset=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-17-1024x322.png 1024w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-17-300x94.png 300w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-17-768x241.png 768w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-17.png 1346w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u65b9\u6848\u4e8c\uff1a\u81ea\u4e3b\u5b9e\u73b0\u7684\u7ec4\u5408\u5f0f\u641c\u7d22\u66ff\u6362<\/strong><br>\u9002\u7528\u4e8e\u975e\u6bb5\u843d\u6587\u672c\u573a\u666f\uff0c\u5178\u578b\u7528\u4f8b\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8868\u683c\u5355\u5143\u683c\u5185\u5bb9\u66ff\u6362<\/li>\n\n\n\n<li>\u72ec\u7acb\u6587\u672c\u5bf9\u8c61\u4fee\u6539<\/li>\n\n\n\n<li>\u56fa\u5b9a\u683c\u5f0f\u533a\u57df\u7684\u6279\u91cf\u5904\u7406<br>\u6548\u679c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"252\" src=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-21-1024x252.png\" alt=\"\" class=\"wp-image-6084\" style=\"width:516px;height:auto\" srcset=\"https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-21-1024x252.png 1024w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-21-300x74.png 300w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-21-768x189.png 768w, https:\/\/support.fuxinsoft.cn\/wp-content\/uploads\/2025\/07\/image-21.png 1176w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6280\u672f\u5b9e\u73b0\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code> String input_file = @\"D:\\test.pdf\";\n using (PDFDoc doc = new PDFDoc(input_file))\n {\n     error_code = doc.Load(null);\n     if (error_code != ErrorCode.e_ErrSuccess)\n     {\n         Console.WriteLine(\"The PDFDoc \" + input_file + \" Error: \" + error_code);\n         return;\n     }\n     \/\/ sample 1: search for all pages of doc.\n     using (TextSearch search = new TextSearch(doc, null, (int)TextPage.TextParseFlags.e_ParseTextNormal))\n     {\n\n         int start_index = 0;\n         int end_index = doc.GetPageCount() - 1;\n         search.SetStartPage(0);\n         search.SetEndPage(doc.GetPageCount() - 1);\n\n         String pattern = \"\uff08\u5355\u4f4d\uff09\";\n         search.SetPattern(pattern, false);\n\n         Int32 flags = (int)TextSearch.SearchFlags.e_SearchNormal;\n         search.SetSearchFlags(flags);\n\n         while (search.FindNext())\n         {\n             RectFArray rect_array = search.GetMatchRects();\n             RectF rect = rect_array.GetAt(0);\n             {\n                 PDFPage page = doc.GetPage(search.GetMatchPageIndex());\n                 page.StartParse(0, null, true);\n                 \/\/\u83b7\u53d6\u8fd9\u4e2a\u533a\u57df\u5185\u7684\u6587\u672c\uff0c\u5e76\u5220\u9664\uff0c\u518d\u6dfb\u52a0\u65b0\u7684\u6587\u672c\n                 using (GraphicsObjectArray gArray = page.GetGraphicsObjectsAtRectangle(rect, GraphicsObject.Type.e_TypeText))\n                 {\n                     if (gArray.GetSize() &gt; 0)\n                     {\n                         for (int i = 1; i &lt; gArray.GetSize(); i++)\n                         {\n                             page.RemoveGraphicsObject(gArray.GetAt(i));\n                         }\n                         TextObject tObj = gArray.GetAt(0).GetTextObject();\n                         TextState textState = tObj.GetTextState(page);\n                         textState.font = new Font(\"Simsun\", (int)Font.Styles.e_StylesSmallCap, Font.Charset.e_CharsetGB2312, 0);\n                         tObj.SetTextState(page, textState, false, 100);\n                         tObj.SetText(\"XXXX\u5355\u4f4d123ABC\");\n                     }\n                 }\n                 page.GenerateContent();\n\n             }\n         }\n     }\n     doc.SaveAs(@\"D:\\replace.pdf\", 0);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5728PDF\u6587\u6863\u5904\u7406\u4e2d\uff0c\u5173\u952e\u8bcd\u641c\u7d22\u66ff\u6362\u529f\u80fd\u53ef\u901a\u8fc7\u4ee5\u4e0b\u4e24\u79cd\u6280\u672f\u65b9\u6848\u5b9e\u73b0\uff1a \u65b9\u6848\u4e00\uff1a\u57fa\u4e8eTextSearchRepla [&hellip;]<\/p>\n","protected":false},"author":31,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[501,864,866,359,854,856,855,865],"class_list":["post-6078","post","type-post","status-publish","format-standard","hentry","category-gsdk","tag-pdfdoc","tag-textsearchreplace","tag-866","tag-359","tag-854","tag-856","tag-855","tag-865"],"pp_statuses_selecting_workflow":false,"pp_workflow_action":"current","pp_status_selection":"publish","_links":{"self":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/6078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/users\/31"}],"replies":[{"embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6078"}],"version-history":[{"count":3,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/6078\/revisions"}],"predecessor-version":[{"id":6114,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/6078\/revisions\/6114"}],"wp:attachment":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6078"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}