{"id":129511,"date":"2024-03-25T10:49:22","date_gmt":"2024-03-25T01:49:22","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/qt%e3%83%95%e3%83%ac%e3%83%bc%e3%83%a0%e3%83%af%e3%83%bc%e3%82%af%e3%81%aeqgraphicsscene%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9\/"},"modified":"2024-04-04T14:27:35","modified_gmt":"2024-04-04T05:27:35","slug":"qt%e3%83%95%e3%83%ac%e3%83%bc%e3%83%a0%e3%83%af%e3%83%bc%e3%82%af%e3%81%aeqgraphicsscene%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/qt%e3%83%95%e3%83%ac%e3%83%bc%e3%83%a0%e3%83%af%e3%83%bc%e3%82%af%e3%81%aeqgraphicsscene%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9\/","title":{"rendered":"Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u306e\u4f7f\u3044\u65b9"},"content":{"rendered":"

Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \n
  1. QGraphicsScene\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\uff1a<\/li>\n<\/ol>\n
    QGraphicsScene scene;\r\n<\/code><\/pre>\n
      \n
    1. \u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30b7\u30fc\u30f3\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u3001\u30b7\u30fc\u30f3\u3092QGraphicsView\uff08\u307e\u305f\u306f\u4ed6\u306eQGraphicsScene\ubdf0\u30af\u30e9\u30b9\uff09\u3068\u95a2\u9023\u4ed8\u3051\u308b<\/li>\n<\/ol>\n
      QGraphicsView view<\/span>(&scene)<\/span><\/span>;\r\n<\/code><\/pre>\n
        \n
      1. \u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u9805\u76ee\uff08QGraphicsItem\uff09\u3092\u4f5c\u6210\u3057\u3001\u30b7\u30fc\u30f3\u306b\u8ffd\u52a0\u3059\u308b\uff1a<\/li>\n<\/ol>\n
        QGraphicsItem *item = new<\/span> QGraphicsRectItem<\/span>(0<\/span>, 0<\/span>, 100<\/span>, 100<\/span>);  \/\/ \u521b\u5efa\u4e00\u4e2a\u77e9\u5f62\u56fe\u5f62\u9879<\/span>\r\nscene.addItem<\/span>(item);  \/\/ \u5c06\u56fe\u5f62\u9879\u6dfb\u52a0\u5230\u573a\u666f\u4e2d<\/span>\r\n<\/code><\/pre>\n
          \n
        1. \u30b7\u30fc\u30f3\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30fc\u30f3\u306e\u632f\u308b\u821e\u3044\u3068\u898b\u305f\u76ee\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30b7\u30fc\u30f3\u306e\u80cc\u666f\u8272\u3092\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u3067\u3059\u3002<\/li>\n<\/ol>\n
          scene.setBackgroundBrush<\/span>(Qt::gray);\r\n<\/code><\/pre>\n
            \n
          1. \u30a4\u30d9\u30f3\u30c8\u51e6\u7406\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30de\u30a6\u30b9\u306e\u30af\u30ea\u30c3\u30af\u3084\u79fb\u52d5\u306a\u3069\u306e\u30b7\u30fc\u30f3\u306e\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u95a2\u6570\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
            void<\/span> MyScene::mousePressEvent<\/span>(QGraphicsSceneMouseEvent *event)<\/span> <\/span>{\r\n\/\/ \u5904\u7406\u9f20\u6807\u70b9\u51fb\u4e8b\u4ef6<\/span>\r\n}\r\n<\/code><\/pre>\n
              \n
            1. \u6700\u5f8c\u306b\u3001\u30b7\u30fc\u30f3\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e1\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u306b\u8868\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
              QMainWindow window;\r\nwindow.setCentralWidget<\/span>(&view);\r\nwindow.show<\/span>();\r\n<\/code><\/pre>\n
              \u3053\u308c\u3089\u306fQGraphicsScene\u3092\u4f7f\u7528\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u3067\u3059\u3002\u5b9f\u969b\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3055\u3089\u306b\u64cd\u4f5c\u3084\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
              Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 QGraphicsScene\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\uff1a QGraphicsScene scene; \u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30b7\u30fc\u30f3\u3092\u8868\u793a\u3059 […]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-129511","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nQt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u306e\u4f7f\u3044\u65b9 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eqgraphicsscene\u306e\u4f7f\u3044\u65b9\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u306e\u4f7f\u3044\u65b9\" \/>\n<meta property=\"og:description\" content=\"Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306eQGraphicsScene\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 QGraphicsScene\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\uff1a QGraphicsScene scene; 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