Mon, 02 Jul 2018 16:43:07 +0100
Merge
1 #// Usage: jjs -fx time_color.js [-- true/false]
3 /*
4 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * - Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * - Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * - Neither the name of Oracle nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
22 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
25 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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31 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
34 // A simple javafx program that changes background color
35 // of scene based on current time value (once per sec).
36 // inspired by http://whatcolourisit.scn9a.org/
38 if (!$OPTIONS._fx) {
39 print("Usage: jjs -fx time_color.js");
40 print(" jjs -fx time_color.js -- true");
41 exit(1);
42 }
44 // JavaFX classes used
45 var Color = Java.type("javafx.scene.paint.Color");
46 var Group = Java.type("javafx.scene.Group");
47 var Label = Java.type("javafx.scene.control.Label");
48 var Platform = Java.type("javafx.application.Platform");
49 var Scene = Java.type("javafx.scene.Scene");
50 var Timer = Java.type("java.util.Timer");
52 // execute function periodically once per given time in millisec
53 function setInterval(func, ms) {
54 // New timer, run as daemon so the application can quit
55 var timer = new Timer("setInterval", true);
56 timer.schedule(function() Platform.runLater(func), ms, ms);
57 return timer;
58 }
60 // do you want to flip hour/min/sec for RGB?
61 var flip = arguments.length > 0? "true".equals(arguments[0]) : false;
63 // JavaFX start method
64 function start(stage) {
65 start.title = "Time Color";
66 var root = new Group();
67 var label = new Label("time");
68 label.textFill = Color.WHITE;
69 root.children.add(label);
70 stage.scene = new Scene(root, 700, 500);
72 setInterval(function() {
73 var d = new Date();
74 var hours = d.getHours();
75 var mins = d.getMinutes();
76 var secs = d.getSeconds();
78 if (hours < 10) hours = "0" + hours;
79 if (mins < 10) mins = "0" + mins;
80 if (secs < 10) secs = "0" + secs;
82 var hex = flip?
83 "#" + secs + mins + hours : "#" + hours + mins + secs;
84 label.text = "Color: " + hex;
85 stage.scene.fill = Color.web(hex);
86 }, 1000);
88 stage.show();
89 }