sundar@1371: #// Usage: jjs -fx time_color.js [-- true/false]
sundar@1371: 
sundar@1371: /*
sundar@1371:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
sundar@1371:  *
sundar@1371:  * Redistribution and use in source and binary forms, with or without
sundar@1371:  * modification, are permitted provided that the following conditions
sundar@1371:  * are met:
sundar@1371:  *
sundar@1371:  *   - Redistributions of source code must retain the above copyright
sundar@1371:  *     notice, this list of conditions and the following disclaimer.
sundar@1371:  *
sundar@1371:  *   - Redistributions in binary form must reproduce the above copyright
sundar@1371:  *     notice, this list of conditions and the following disclaimer in the
sundar@1371:  *     documentation and/or other materials provided with the distribution.
sundar@1371:  *
sundar@1371:  *   - Neither the name of Oracle nor the names of its
sundar@1371:  *     contributors may be used to endorse or promote products derived
sundar@1371:  *     from this software without specific prior written permission.
sundar@1371:  *
sundar@1371:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
sundar@1371:  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
sundar@1371:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
sundar@1371:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
sundar@1371:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
sundar@1371:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
sundar@1371:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
sundar@1371:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
sundar@1371:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
sundar@1371:  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
sundar@1371:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
sundar@1371:  */
sundar@1371: 
sundar@1371: // A simple javafx program that changes background color
sundar@1371: // of scene based on current time value (once per sec).
sundar@1371: // inspired by http://whatcolourisit.scn9a.org/
sundar@1371: 
sundar@1371: if (!$OPTIONS._fx) {
sundar@1371:     print("Usage: jjs -fx time_color.js");
sundar@1371:     print("       jjs -fx time_color.js -- true");
sundar@1371:     exit(1);
sundar@1371: }
sundar@1371: 
sundar@1371: // JavaFX classes used
sundar@1371: var Color = Java.type("javafx.scene.paint.Color");
sundar@1371: var Group = Java.type("javafx.scene.Group");
sundar@1371: var Label = Java.type("javafx.scene.control.Label");
sundar@1371: var Platform = Java.type("javafx.application.Platform");
sundar@1371: var Scene = Java.type("javafx.scene.Scene");
sundar@1371: var Timer = Java.type("java.util.Timer");
sundar@1371: 
sundar@1371: // execute function periodically once per given time in millisec
sundar@1371: function setInterval(func, ms) {
sundar@1371:     // New timer, run as daemon so the application can quit
sundar@1371:     var timer = new Timer("setInterval", true);
sundar@1371:     timer.schedule(function() Platform.runLater(func), ms, ms);	
sundar@1371:     return timer;
sundar@1371: }
sundar@1371: 
sundar@1371: // do you want to flip hour/min/sec for RGB?
sundar@1371: var flip = arguments.length > 0? "true".equals(arguments[0]) : false;
sundar@1371: 
sundar@1371: // JavaFX start method
sundar@1371: function start(stage) {
sundar@1371:     start.title = "Time Color";
sundar@1371:     var root = new Group();
sundar@1371:     var label = new Label("time");
sundar@1371:     label.textFill = Color.WHITE;
sundar@1371:     root.children.add(label); 
sundar@1371:     stage.scene = new Scene(root, 700, 500);
sundar@1371: 
sundar@1371:     setInterval(function() {
sundar@1371:         var d = new Date();
sundar@1371:         var hours = d.getHours();
sundar@1371: 	var mins = d.getMinutes();
sundar@1371: 	var secs = d.getSeconds();
sundar@1371: 
sundar@1371:         if (hours < 10) hours = "0" + hours;
sundar@1371:         if (mins < 10) mins = "0" + mins;
sundar@1371:         if (secs < 10) secs = "0" + secs;
sundar@1371: 
sundar@1371: 	var hex = flip?
sundar@1371:             "#" + secs + mins + hours : "#" + hours + mins + secs;
sundar@1371:         label.text = "Color: " + hex;
sundar@1371:         stage.scene.fill = Color.web(hex);
sundar@1371:     }, 1000);
sundar@1371: 
sundar@1371:     stage.show();
sundar@1371: }