開発環境
- macOS Mojave - Apple (OS)
- Emacs (Text Editor)
- Windows 10 Pro (OS)
- Visual Studio Code (Text Editor)
- Python 3.7 (プログラミング言語)
- Kivy (パッケージ)
Kivyプログラミング ―Pythonで作るマルチタッチアプリ― (実践Pythonライブラリー) (原口 和也(著)、久保 幹雄(監修)、朝倉書店)の5(キャンバス)、5.4(演習問題)、演習5.4の解答を求めてみる。
コード
Python 3
#!/usr/bin/env python3 from kivy.app import App, Widget from kivy.clock import Clock from kivy.graphics import Color, Ellipse # 日本語用 from kivy.core.text import LabelBase, DEFAULT_FONT LabelBase.register(DEFAULT_FONT, 'NotoSansCJKjp-Regular.otf') class MyWidget(Widget): evn = None def __init__(self, *args, **kwargs): Widget.__init__(self, *args, **kwargs) self.ellipse_pos_x = 400 self.ellipse_pos_y = 400 self.ellipse_pos = (self.ellipse_pos_x, self.ellipse_pos_y) self.ellipse_width = 400 self.ellipse_height = 400 self.ellipse_size = (self.ellipse_width, self.ellipse_height) self.move = 5 self.evn = Clock.schedule_interval(self.update, 0.01) def update(self, dt): self.canvas.clear() with self.canvas: Color(rgb=(0, 255, 0)) Ellipse(pos=self.ellipse_pos, size=self.ellipse_size) if self.ellipse_pos_x + self.ellipse_width >= self.width: self.move = -5 elif self.ellipse_pos_x <= 0: self.move = +5 self.ellipse_pos_x += self.move self.ellipse_pos = (self.ellipse_pos_x, self.ellipse_pos_y) class Sample4App(App): def build(self): return MyWidget() Sample4App().run()
入出力結果(cmd(コマンドプロンプト)、Terminal、Jupyter(IPython))
$ python3 sample4.py [INFO ] [Logger ] Record log in /Users/... [INFO ] [Kivy ] v1.10.1 [INFO ] [Python ] v3.7.2 (default, Dec 30 2018, 08:55:50) [Clang 10.0.0 (clang-1000.11.45.5)] [INFO ] [Factory ] 194 symbols loaded [INFO ] [Image ] Providers: img_tex, img_imageio, img_dds, img_sdl2, img_pil, img_gif (img_ffpyplayer ignored) [INFO ] [Text ] Provider: sdl2 [INFO ] [Window ] Provider: sdl2 [INFO ] [GL ] Using the "OpenGL ES 2" graphics system [INFO ] [GL ] Backend used <gl> [INFO ] [GL ] OpenGL version <b'2.1 INTEL-12.4.7'> [INFO ] [GL ] OpenGL vendor <b'Intel Inc.'> [INFO ] [GL ] OpenGL renderer <b'Intel(R) Iris(TM) Pro Graphics 6200'> [INFO ] [GL ] OpenGL parsed version: 2, 1 [INFO ] [GL ] Shading version <b'1.20'> [INFO ] [GL ] Texture max size <16384> [INFO ] [GL ] Texture max units <16> [INFO ] [Window ] auto add sdl2 input provider [INFO ] [Window ] virtual keyboard not allowed, single mode, not docked [INFO ] [Base ] Start application main loop [INFO ] [Base ] Leaving application in progress... $
0 コメント:
コメントを投稿