{"id":5300,"date":"2025-05-12T13:40:36","date_gmt":"2025-05-12T05:40:36","guid":{"rendered":"https:\/\/support.fuxinsoft.cn\/?p=5300"},"modified":"2025-06-03T13:47:46","modified_gmt":"2025-06-03T05:47:46","slug":"getimage%e6%8e%a5%e5%8f%a3%e8%8e%b7%e5%8f%96%e4%b8%8d%e5%88%b0%e5%9b%be%e7%ab%a0%e5%88%97%e8%a1%a8%e4%b8%ad%e5%86%85%e7%bd%ae%e5%9b%be%e7%ab%a0%e7%9a%84%e6%95%b0%e6%8d%ae%e6%80%8e%e4%b9%88%e5%8a%9e","status":"publish","type":"post","link":"https:\/\/support.fuxinsoft.cn\/?p=5300","title":{"rendered":"getImage\u63a5\u53e3\u83b7\u53d6\u4e0d\u5230\u56fe\u7ae0\u5217\u8868\u4e2d\u5185\u7f6e\u56fe\u7ae0\u7684\u6570\u636e\u600e\u4e48\u529e\uff1f"},"content":{"rendered":"\n<p>\u4e1a\u52a1\u573a\u666f\uff1a<\/p>\n\n\n\n<p>\u4f7f\u7528\u56fe\u7ae0\u5de5\u5177\u5728\u9875\u9762\u4e0a\u6dfb\u52a0\u56fe\u7ae0\u65f6\uff0c\u62ff\u5230\u5f53\u524d\u6dfb\u52a0\u56fe\u7ae0\u7684base64\u6570\u636e\u3002<\/p>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<p>\u53c2\u8003<a href=\"https:\/\/support.fuxinsoft.cn\/?p=5199\">https:\/\/support.fuxinsoft.cn\/?p=5199<\/a>\u8fdb\u884c\u5b9e\u73b0\u65f6\uff0c\u53d1\u73b0getImage\u63a5\u53e3\u83b7\u53d6\u4e0d\u5230\u56fe\u7ae0\u5217\u8868\u4e2d\u5185\u7f6e\u56fe\u7ae0\u7684\u6570\u636e\uff0c\u539f\u56e0\u662f\uff1a<\/p>\n\n\n\n<p>\u5185\u7f6e\u7684\u6807\u51c6\u56fe\u7ae0\/\u52a8\u6001\u56fe\u7ae0\uff0c\u5176\u5916\u89c2\u6d41\u4e0d\u662f\u901a\u8fc7\u8bbe\u7f6e\u56fe\u7247\u7684\u65b9\u5f0f\u6dfb\u52a0\u7684\uff0c\u800c\u662f\u76f4\u63a5\u5199\u6570\u636e\u5230\u6ce8\u91ca\u7684AP\u5c5e\u6027\u4e2d\u3002\u53ea\u6709\u901a\u8fc7\u8bbe\u7f6e\u56fe\u7247\u7684\u65b9\u5f0f\u6dfb\u52a0\u7684\u6ce8\u91ca\u624d\u53ef\u4ee5\u901a\u8fc7getImage\u63a5\u53e3\u83b7\u53d6\u5230\u76f8\u5173\u5916\u89c2\u6d41\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u53d8\u901a\u5b9e\u73b0\u65b9\u6848\uff08\u901a\u8fc7getSnapshot\u63a5\u53e3\u83b7\u53d6\u56fe\u7ae0\u6307\u5b9a\u533a\u57df\u7684\u622a\u56fe\uff09\uff1a<\/p>\n\n\n<pre data-line=\"\"><code>\n\t\t\t\t\tpdfui.eventEmitter.on(UIExtension.PDFViewCtrl.PDF.constant.DataEvents.annotationAdded, async (annotations) =&gt; {\n    console.log(annotations, \"annotationAdded\");\n    var theAnnot = annotations.find((item) =&gt; item.info.type != \"popup\");\n    if (theAnnot.info.type == \"stamp\") {\n        var curPageRender = await pdfui.getPDFPageRender(theAnnot.page.info.index);\n        \/\/\u5c06\u6307\u5b9a\u533a\u57df\u7684\u77e9\u5f62\u5750\u6807\u503c \u8f6c\u6362\u4e3a \u8bbe\u5907\u5750\u6807\u5f62\u5f0f\n        var devRect = theAnnot.page.getDeviceRect(theAnnot.info.rect, curPageRender.scale, curPageRender.rotate);\n        console.log(devRect);\n        curPageRender.getSnapshot(devRect.left, devRect.top, devRect.right - devRect.left, devRect.bottom - devRect.top).then(imageBlob =&gt; {\n            \/\/ \u83b7\u53d6\u5230\u56fe\u7247\u6d41\u3002\n            console.log(imageBlob);\n            \/\/\u4e0b\u8f7d\u56fe\u7247\n            const url = URL.createObjectURL(imageBlob);\n            console.log(url);\n            let link = document.createElement('a');\n            link.style.display = 'none';\n            link.href = url;\n            link.setAttribute('download', \"test\");\n            document.body.appendChild(link);\n            link.click();\n            URL.revokeObjectURL(link.href); \/\/ \u91ca\u653eURL \u5bf9\u8c61\n            document.body.removeChild(link);\n        });\n    }\n})\n\t\t\t\t<\/code><\/pre>\n<p>\u5907\u6ce8\uff1a<\/p>\n<p><!-- \/wp:post-content --><!-- wp:paragraph --><\/p>\n<p>\u8be5\u53d8\u901a\u65b9\u6848\u76ee\u524d\u53ea\u9488\u5bf9\u975e\u900f\u660e\u56fe\u7ae0\u6709\u6548\uff0c\u900f\u660e\u56fe\u7ae0\u5728\u622a\u56fe\u65f6\u4f1a\u622a\u53d6\u5230\u56fe\u7ae0\u4e0b\u65b9\u7684\u6b63\u6587\u5185\u5bb9\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u4e1a\u52a1\u573a\u666f\uff1a \u4f7f\u7528\u56fe\u7ae0\u5de5\u5177\u5728\u9875\u9762\u4e0a\u6dfb\u52a0\u56fe\u7ae0\u65f6\uff0c\u62ff\u5230\u5f53\u524d\u6dfb\u52a0\u56fe\u7ae0\u7684base64\u6570\u636e\u3002 &nbsp; \u53c2\u8003https [&hellip;]<\/p>\n","protected":false},"author":32,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[658,659,660,249],"class_list":["post-5300","post","type-post","status-publish","format-standard","hentry","category-websdk","tag-getdevicerect","tag-getsnapshot","tag-stamp","tag-249"],"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\/5300","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\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5300"}],"version-history":[{"count":9,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/5300\/revisions"}],"predecessor-version":[{"id":5369,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/5300\/revisions\/5369"}],"wp:attachment":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}