author | duke |
Wed, 05 Jul 2017 21:31:37 +0200 | |
changeset 36782 | 6072af7a98be |
parent 31924 | 243ebe5fe525 |
permissions | -rw-r--r-- |
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#// Usage: jjs -fx time_color.js [-- true/false] |
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/* |
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* - Neither the name of Oracle nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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// A simple javafx program that changes background color |
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// of scene based on current time value (once per sec). |
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// inspired by http://whatcolourisit.scn9a.org/ |
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if (!$OPTIONS._fx) { |
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print("Usage: jjs -fx time_color.js"); |
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print(" jjs -fx time_color.js -- true"); |
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exit(1); |
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} |
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// JavaFX classes used |
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var Color = Java.type("javafx.scene.paint.Color"); |
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var Group = Java.type("javafx.scene.Group"); |
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var Label = Java.type("javafx.scene.control.Label"); |
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var Platform = Java.type("javafx.application.Platform"); |
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var Scene = Java.type("javafx.scene.Scene"); |
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var Timer = Java.type("java.util.Timer"); |
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// execute function periodically once per given time in millisec |
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function setInterval(func, ms) { |
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// New timer, run as daemon so the application can quit |
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var timer = new Timer("setInterval", true); |
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timer.schedule(function() Platform.runLater(func), ms, ms); |
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return timer; |
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} |
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// do you want to flip hour/min/sec for RGB? |
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var flip = arguments.length > 0? "true".equals(arguments[0]) : false; |
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// JavaFX start method |
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function start(stage) { |
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stage.title = "Time Color"; |
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var root = new Group(); |
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var label = new Label("time"); |
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label.textFill = Color.WHITE; |
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root.children.add(label); |
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stage.scene = new Scene(root, 700, 500); |
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setInterval(function() { |
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var d = new Date(); |
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var hours = d.getHours(); |
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var mins = d.getMinutes(); |
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var secs = d.getSeconds(); |
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if (hours < 10) hours = "0" + hours; |
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if (mins < 10) mins = "0" + mins; |
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if (secs < 10) secs = "0" + secs; |
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var hex = flip? |
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"#" + secs + mins + hours : "#" + hours + mins + secs; |
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label.text = "Color: " + hex; |
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stage.scene.fill = Color.web(hex); |
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}, 1000); |
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stage.show(); |
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} |