{"id":12069,"date":"2022-04-27T10:00:00","date_gmt":"2022-04-27T01:00:00","guid":{"rendered":"https:\/\/www.gigas-jp.com\/appnews\/?p=12069"},"modified":"2022-04-27T11:45:27","modified_gmt":"2022-04-27T02:45:27","slug":"flutter%e3%81%a7pdf%e3%82%92%e5%87%ba%e5%8a%9b","status":"publish","type":"post","link":"https:\/\/www.gigas-jp.com\/appnews\/archives\/12069","title":{"rendered":"Flutter\u3067PDF\u3092\u51fa\u529b"},"content":{"rendered":"\n<p>Flutter\u3067PDF\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<p> <a href=\"https:\/\/pub.dev\/packages\/pdf\">pdf<\/a> \u3068\u3044\u3046\u540d\u524d\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067PDF\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e9\u30a4\u30d6\u30e9\u30ea\u306eInstallating\u306b\u5f93\u3063\u3066\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<br>pubspec.yaml\u306e dependencies: \u306b pdf \u3092\u8ffd\u52a0\u3057\u3001pub get \u3092\u884c\u3044\u3002<br>pdf\u51fa\u529b\u3092\u884c\u3044\u305f\u3044\u30af\u30e9\u30b9\u306eDart\u30d5\u30a1\u30a4\u30eb\u306b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import 'package:pdf\/pdf.dart';\nimport 'package:pdf\/widgets.dart'<\/code><\/pre>\n\n\n\n<p>\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u5229\u7528\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>pdf\/widgets.dart \u304c flutter\/widgets.dart \u3068\u540d\u524d\u304c\u88ab\u3063\u3066\u3044\u308b\u306e\u3067\u3001<br>pdf\/widgets.dart \u306b\u5225\u540d\u3092\u4ed8\u3051\u308b\u3068\u6271\u3044\u3084\u3059\u3044\u3067\u3059\u3002<br>\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import 'package:pdf\/widgets.dart' as pw<\/code><\/pre>\n\n\n\n<p>page = pw,page() \u3092\u4f7f\u3044\u30da\u30fc\u30b8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b<br>build \u5f15\u6570\u306b\u753b\u9762\u30ec\u30a4\u30a2\u30a6\u30c8\u3068\u540c\u69d8\u306b\u5185\u5bb9\u3092\u66f8\u3044\u3066\u3044\u304f\u3053\u3068\u3067\u30da\u30fc\u30b8\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>document = pw.Document()\u3000\u3092\u4f7f\u3044\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u3001<br>document.addPage()\u3000\u3092\u4f7f\u3044\u4f5c\u6210\u3057\u305f\u30da\u30fc\u30b8\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304f\u3053\u3068\u3067pdf\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<br>\u30da\u30fc\u30b8\u306e\u8ffd\u52a0\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001document.save() \u30e1\u30bd\u30c3\u30c9\u3067Uint8List\u578b\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u308b\u306e\u3067\u3001<br>File().writeAsBytes() \u3092\u4f7f\u7528\u3057\u4fdd\u5b58\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6c34\u66dc\u62c5\u5f53\uff1aTanaka<\/p>\n<div class='wp_social_bookmarking_light'>\n            <div class=\"wsbl_google_plus_one\"><g:plusone size=\"medium\" annotation=\"none\" href=\"https:\/\/www.gigas-jp.com\/appnews\/archives\/12069\" ><\/g:plusone><\/div>\n            <div class=\"wsbl_hatena_button\"><a href=\"\/\/b.hatena.ne.jp\/entry\/https:\/\/www.gigas-jp.com\/appnews\/archives\/12069\" class=\"hatena-bookmark-button\" data-hatena-bookmark-title=\"Flutter\u3067PDF\u3092\u51fa\u529b\" data-hatena-bookmark-layout=\"standard\" title=\"\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0\"> <img src=\"\/\/b.hatena.ne.jp\/images\/entry-button\/button-only@2x.png\" alt=\"\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0\" width=\"20\" height=\"20\" style=\"border: none;\" \/><\/a><script type=\"text\/javascript\" src=\"\/\/b.hatena.ne.jp\/js\/bookmark_button.js\" charset=\"utf-8\" async=\"async\"><\/script><\/div>\n            <div class=\"wsbl_twitter\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-url=\"https:\/\/www.gigas-jp.com\/appnews\/archives\/12069\" data-text=\"Flutter\u3067PDF\u3092\u51fa\u529b\" data-via=\"GIGASJAPAN_APPS\" data-lang=\"ja\">Tweet<\/a><\/div>\n            <div class=\"wsbl_facebook_like\"><div id=\"fb-root\"><\/div><fb:like href=\"https:\/\/www.gigas-jp.com\/appnews\/archives\/12069\" layout=\"button_count\" action=\"like\" width=\"100\" share=\"false\" show_faces=\"false\" ><\/fb:like><\/div>\n            <div class=\"wsbl_facebook_send\"><div id=\"fb-root\"><\/div><fb:send href=\"https:\/\/www.gigas-jp.com\/appnews\/archives\/12069\" colorscheme=\"light\" ><\/fb:send><\/div>\n    <\/div>\n<br class='wp_social_bookmarking_light_clear' \/>\n","protected":false},"excerpt":{"rendered":"<p>Flutter\u3067PDF\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[12,11],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/posts\/12069"}],"collection":[{"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/comments?post=12069"}],"version-history":[{"count":5,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/posts\/12069\/revisions"}],"predecessor-version":[{"id":12074,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/posts\/12069\/revisions\/12074"}],"wp:attachment":[{"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/media?parent=12069"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/categories?post=12069"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gigas-jp.com\/appnews\/wp-json\/wp\/v2\/tags?post=12069"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}