{"id":1141,"date":"2020-04-22T00:00:00","date_gmt":"2020-04-21T15:00:00","guid":{"rendered":"https:\/\/www.ishikawasekkei.com\/?p=1141"},"modified":"2020-05-02T14:54:15","modified_gmt":"2020-05-02T05:54:15","slug":"python-tkinter-gui-programing-canvas-move2","status":"publish","type":"post","link":"https:\/\/www.ishikawasekkei.com\/index.php\/2020\/04\/22\/python-tkinter-gui-programing-canvas-move2\/","title":{"rendered":"Python tkinter GUI \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 Canvas move2"},"content":{"rendered":"\n

\u3000\u4eca\u65e5\u3082\u898b\u306b\u6765\u3066\u304f\u3060\u3055\u3063\u3066\u3001\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002\u77f3\u5ddd\u3055\u3093\u3067\u3059\u3002\u306f\u3044\u3001\u3057\u3064\u3053\u304fCanvas\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3000\u524d\u56de<\/a>\u3001Canvas\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u30d0\u30fc\u3092\u4ed8\u3051\u3066\u3001\u63cf\u753b\u3057\u305f\u3082\u306e\u3092\u79fb\u52d5\u3059\u308b\u3001\u3068\u3044\u3046\u306e\u3092\u3084\u308a\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u3001\u305d\u306e\u7d9a\u304d\u3067\u3059\u3002\u3061\u3087\u3063\u3068\u6539\u5584\u3057\u3066\u3001\u6a5f\u80fd\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002\u898b\u305f\u76ee\u306f\u5909\u308f\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3060\u3051\u4ed8\u3051\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n\n\n\n
import tkinter as tk\n\nclass App(tk.Tk):\n    def __init__(self):\n        super().__init__()\n        self.title(\"Canvas move test\")\n        self.geometry(\"400x200\")\n        \n        sx = tk.Scrollbar(self, orient=tk.HORIZONTAL)\n        sy = tk.Scrollbar(self, orient=tk.VERTICAL)\n        c = tk.Canvas(self, background=\"white\",xscrollcommand=sx.set,yscrollcommand=sy.set)\n        sx.config(command=c.xview)\n        sy.config(command=c.yview)\n        self.info = tk.Label(self)\n        self.info.grid(row=2,columnspan=2)\n        c.grid(row=0, column=0, sticky=tk.NSEW)\n        sx.grid(row=1, column=0, sticky=tk.EW)\n        sy.grid(row=0, column=1, sticky=tk.NS)\n        \n        self.canvas = c \n        self.start = None\n        c.bind(\"<Motion>\",self.move)\n        c.bind(\"<ButtonPress>\",self.button_press)\n        c.bind(\"<ButtonRelease>\",self.button_release)\n        self.rowconfigure(0, weight=1)\n        self.columnconfigure(0, weight=1)\n        self.bind(\"<Configure>\", self.resize)\n        \n        c.create_rectangle(40,40,60,60)\n\n    def move(self, event):\n        x = self.canvas.canvasx(event.x)\n        y = self.canvas.canvasy(event.y)\n        self.info.configure(text=f\"mouse position = ({event.x}, {event.y}) ({x},{y})\")\n        if self.start and self.item:\n            original_x, original_y = self.start\n            self.canvas.move(self.item,x - original_x,y - original_y)\n            self.start = x, y\n            self.resize(event)\n        elif event.state == 256: # Button1\n            self.canvas.scan_dragto(event.x, event.y, gain=1)\n    \n    def button_press(self, event):\n        x, y = self.canvas.canvasx(event.x), self.canvas.canvasy(event.y)\n        self.start = x, y\n        self.item = self.canvas.find_overlapping(x-10,y-10,x+10,y+10)\n        if self.item:\n            self.item = self.item[0]\n        else:\n            self.canvas.scan_mark(event.x, event.y)\n        if event.num == 3:\n            self.item = self.canvas.create_rectangle(x-10,y-10,x+10,y+10)\n            \n\n    def button_release(self, event):\n        self.start = None\n\n    def resize(self, event):\n        region = self.canvas.bbox(tk.ALL)\n        self.canvas.configure(scrollregion=region)\n\nif __name__ == \"__main__\":\n    app = App()\n    app.mainloop()<\/pre>\n\n\n\n
\u5909\u66f4\u70b9\u306e\u8aac\u660e<\/h2>\n\n\n\n
\u3000\u524d\u56de\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3060\u3068\u3001\u4f5c\u3089\u308c\u305f\u56db\u89d2\u5f62\u3092\u30c9\u30e9\u30c3\u30b0\u3057\u3066\u8868\u793a\u5916\u3078\u79fb\u52d5\u3057\u305f\u3068\u304d\u306b\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u30d0\u30fc\u304c\u3046\u307e\u304f\u66f4\u65b0\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u3057\u3070\u3089\u304f\u3057\u3066\u3001\u4f55\u304b\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3061\u3083\u3093\u3068\u66f4\u65b0\u3055\u308c\u308b\u306e\u3067\u3059\u304c\u3001\u3046\u308c\u3057\u304f\u306a\u3044\u306a\u3041\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3053\u3053\u3092\u4fee\u6b63\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001\u4eca\u56de\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3067\u8a00\u3046\u3068\u300139\u884c\u76ee\u306eself.resize(event)<\/code>\u306e\u547c\u3073\u51fa\u3057\u3067\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u30ad\u30e3\u30f3\u30d0\u30b9\u4e0a\u306e\u3059\u3079\u3066\u306e\u9805\u76ee\u304c\u5165\u308b\u9818\u57df\u3092\u53d6\u5f97\u3057\u3066\u3001\u305d\u306e\u9818\u57df\u3092scrollregion<\/code>\u3078\u30bb\u30c3\u30c8\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3067\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u30d0\u30fc\u304c\u3046\u307e\u304f\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\u3000\u6b21\u306b\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u4e0a\u306e\u77e9\u5f62\u3092\u79fb\u52d5\u3055\u305b\u308b\u306e\u3067\u306f\u306a\u304f\u3066\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u3092\u79fb\u52d5\u3055\u305b\u305f\u3044\u3001\u3068\u601d\u3044\u307e\u3057\u305f\u306e\u3067\u3001\u305d\u308c\u3092\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002\u3044\u308d\u3044\u308d\u3068\u63a2\u3057\u307e\u308f\u3063\u3066\u3001\u3053\u3053<\/a>\u306b\u3084\u3063\u3068\u3060\u3068\u308a\u3064\u304d\u307e\u3057\u305f\u300250\u884c\u76ee\u306eself.canvas.scan_mark(event.x, event.y)<\/code>\u3067\u3001\u958b\u59cb\u3092\u30bb\u30c3\u30c8\u3057\u3066\u300141\u884c\u76ee\u306eself.canvas.scan_dragto(event.x, event.y, gain=1)<\/code>\u3092\u4f7f\u3063\u3066\u30ad\u30e3\u30f3\u30d0\u30b9\u3092\u79fb\u52d5\u3057\u307e\u3059\u3002\u3082\u3068\u3082\u3068\u306f\u3001\u30af\u30ea\u30c3\u30af\u3057\u305f\u3068\u304d\u306b\u56db\u89d2\u5f62\u3092\u66f8\u3044\u3066\u3044\u305f\u306e\u3067\u300151\u884c\u76ee\u306e\u3088\u3046\u306b\u3001event.num<\/code>\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u3067\u53f3\u30af\u30ea\u30c3\u30af\u306e\u3068\u304d\u306b\u56db\u89d2\u5f62\u3092\u66f8\u304f\u3088\u3046\u306b\u5909\u66f4\u3057\u307e\u3057\u305f\u3002event.num<\/code>\u306f\u3001\u5de6\u30af\u30ea\u30c3\u30af\u304c1\u3001\u53f3\u30af\u30ea\u30c3\u30af\u304c3\u3001\u5de6\u53f3\u306e\u4e21\u65b9\u3092\u540c\u6642\u30af\u30ea\u30c3\u30af\u3059\u308b\u30682\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\u3000\u3042\u3068\u3001event.state == 256<\/code>\u306e\u3068\u304d\u306bscan_dragto<\/code>\u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u3053\u306estate<\/code>\u306f\u3001'Shift', 'Lock', 'Control','Mod1', 'Mod2', 'Mod3', 'Mod4', 'Mod5','Button1', 'Button2', 'Button3', 'Button4', 'Button5'<\/code>\u306e\u9806\u3067\u30012**0\u30012**1\u30012**2\u3001\u3001\u3001\u3068\u306a\u3063\u3066\u3044\u3066\u3001Button1<\/code>\u306f2**8=256\u3067\u3057\u305f\u3001\u3068\u3044\u3046\u306e\u306ftkinter<\/code>\u30e2\u30b8\u30e5\u30fc\u30eb\u306e__init__.py<\/code>\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3060\u306e\u3067\u308f\u304b\u308a\u307e\u3057\u305f\u304c\u3001\u3061\u3087\u3063\u3068\u8ffd\u52a0\u3055\u308c\u305f\u3068\u304d\u306b\u5bfe\u5fdc\u3067\u304d\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u306a\u3093\u3068\u304b\u3057\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u3002\u3069\u306a\u305f\u304b\u3001\u3082\u3063\u3068\u3088\u3044\u3084\u308a\u65b9\u3092\u77e5\u3063\u3066\u3044\u308b\u65b9\u3001\u6559\u3048\u3066\u304f\u3060\u3055\uff5e\u3044\u266a<\/p>\n\n\n\n
\u3000\u3061\u306a\u307f\u306b\u3001scan_dragto<\/code>\u306b\u6307\u5b9a\u3059\u308bgain<\/code>\u306f\u5b9f\u969b\u306e\u79fb\u52d5\u306b\u5bfe\u3057\u3066\u4f55\u500d\u79fb\u52d5\u3059\u308b\u304b\u3001\u3068\u3044\u3046\u306e\u304c\u6307\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u30b7\u30d5\u30c8\u3092\u62bc\u3057\u306a\u304c\u3089\u30de\u30a6\u30b9\u3092\u52d5\u304b\u3057\u305f\u3068\u304d\u306f\u305f\u304f\u3055\u3093\u52d5\u304b\u3059\u3001\u3068\u3044\u3063\u305f\u3068\u304d\u306b\u4f7f\u3048\u308b\u3088\u3046\u3067\u3059\u306d\u3002<\/p>\n\n\n\n
\u307e\u3068\u3081<\/h2>\n\n\n\n
\u3000\u30b9\u30af\u30ed\u30fc\u30eb\u30d0\u30fc\u306b\u79fb\u52d5\u3057\u305f\u3082\u306e\u3092\u6b63\u3057\u304f\u53cd\u6620\u3055\u305b\u3066\u3001\u30ad\u30e3\u30f3\u30d0\u30b9\u3092\u79fb\u52d5\u3059\u308b\u3060\u3051\u3067\u3001\u305a\u3044\u3076\u3093\u3068\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u3082\u3063\u3068\u7c21\u5358\u306b\u3067\u304d\u308b\u304b\u306a\u3001\u3068\u3001\u601d\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u3051\u3069\u610f\u5916\u3068\u96e3\u3057\u304b\u3063\u305f\u3067\u3059\u3002\u6b21\u56de\u306f\u3001\u62e1\u5927\u3001\u7e2e\u5c0f\u304b\u306a\u3041\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u3000\u4eca\u65e5\u3082\u898b\u306b\u6765\u3066\u304f\u3060\u3055\u3063\u3066\u3001\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002\u77f3\u5ddd\u3055\u3093\u3067\u3059\u3002\u306f\u3044\u3001\u3057\u3064\u3053\u304fCanvas\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u304a\u308a\u307e\u3059\u3002 \u3000\u524d\u56de\u3001Canvas\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u30d0\u30fc\u3092\u4ed8\u3051\u3066\u3001\u63cf\u753b\u3057\u305f\u3082\u306e\u3092\u79fb\u52d5\u3059\u308b\u3001\u3068\u3044\u3046\u306e\u3092\u3084\u308a\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u3001\u305d\u306e … <\/p>\n
“Python tkinter GUI \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 Canvas move2” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,13,2],"tags":[],"class_list":["post-1141","post","type-post","status-publish","format-standard","hentry","category-program","category-tkinter","category-blog"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/posts\/1141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/comments?post=1141"}],"version-history":[{"count":4,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/posts\/1141\/revisions"}],"predecessor-version":[{"id":1212,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/posts\/1141\/revisions\/1212"}],"wp:attachment":[{"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/media?parent=1141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/categories?post=1141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ishikawasekkei.com\/index.php\/wp-json\/wp\/v2\/tags?post=1141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}