obelisk2 https://blog.hatena.ne.jp/obelisk2/ Camera Obscura https://obelisk.hatenablog.com/ Ruby Gem 'oekaki' グラフィック機能のデモの定番である時計です。Gem 'oekaki' についてはこちら。 oekaki | RubyGems.org | your community gem host GTK+でお絵かきしてみた（Ruby） - Camera Obscura oekaki_sample16.rb require 'oekaki' Oekaki.app title: :clock do Oekaki::W.move(100, 100) palegreen = color(0x98 * 256, 0xfb * 256, 0x98 * 256) draw {clear(palegreen)} han… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2017%2F10%2F02%2F150954" title="RubyGem &#39;oekaki&#39; でアナログ時計を作ってみた - Camera Obscura" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> http://img.f.hatena.ne.jp/images/fotolife/o/obelisk2/20171002/20171002150514.png Hatena Blog https://hatena.blog 2017-10-02 15:09:54 rich https://obelisk.hatenablog.com/entry/2017/10/02/150954 1.0 100%