aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  * 
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  * 
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  * 
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  * 
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /**
aoqi@0:  * Testing JavaFX canvas run by Nashorn.
aoqi@0:  *
aoqi@0:  * @test/nocompare
aoqi@0:  * @run
aoqi@0:  * @fork
aoqi@0:  */
aoqi@0: 
aoqi@0: TESTNAME = "kaleidoscope";
aoqi@0:         
aoqi@0: var WIDTH = 800;
aoqi@0: var HEIGHT = 600;
aoqi@0: var canvas = new Canvas(WIDTH, HEIGHT);
aoqi@0: var context = canvas.graphicsContext2D;
aoqi@0: 
aoqi@0: var x,y;
aoqi@0: var p_x,p_y;
aoqi@0: var a=0;
aoqi@0: var b=0;
aoqi@0: var angle=Math.PI/180*8;
aoqi@0: var color=0;
aoqi@0: var limit1=Math.PI*1.5;
aoqi@0: var limit2=Math.PI*1.79;
aoqi@0: var c=new Array(6);
aoqi@0: var d=new Array(6);
aoqi@0: var r,e;
aoqi@0: var fade;
aoqi@0: var prv_x,prv_y,prv_x2,prv_y2;
aoqi@0: var isFrameRendered = false;
aoqi@0: 
aoqi@0: function renderFrame() {
attila@962:     if (!isFrameRendered) {
aoqi@0:         a=0.2*angle;
attila@962:         b=0.7*angle;
attila@962:         r=0;
attila@962:         fade=32;
attila@962:         for(var i=0;i<6;i++)
attila@962:             {
attila@962:             c[i]=1.0/(i+1)/2;
attila@962:             d[i]=1.0/(i+1)/2;
attila@962:             }
attila@962:         radius=Math.round((WIDTH+HEIGHT)/8);
attila@962:         e=radius*0.2;
attila@962:         p_x=Math.round(WIDTH/2);
attila@962:         p_y=Math.round(HEIGHT/2);
attila@962:         x=(radius*c[0])*Math.cos(a*d[1])+(radius*c[2])*Math.sin(a*d[3])+(radius*c[4])*Math.sin(a*d[5]);
attila@962:         y=(radius*c[5])*Math.sin(a*d[4])+(radius*c[3])*Math.cos(a*d[2])+(radius*c[1])*Math.cos(a*d[0]);
aoqi@0:         isFrameRendered = true;
aoqi@0:     }
aoqi@0:     anim();
aoqi@0: }
aoqi@0: 
aoqi@0: function anim() {
attila@962:     var a1=Math.cos(a*2);
attila@962:     var a2=Math.cos(a*4);
attila@962:     var a3=Math.cos(a);
attila@962:     var a4=Math.sin(a);
attila@962:     if(b>limit1&&b<limit2) {
attila@962:         r+=radius*0.02*a1;
attila@962:         prv_x=x;
attila@962:         prv_y=y;
attila@962:         x=prv_x2+r*a3;
attila@962:         y=prv_y2+r*a4;
attila@962:     } else {
attila@962:         prv_x=x;
attila@962:         prv_y=y;
attila@962:         prv_x2=x;
attila@962:         prv_y2=y;
attila@962:         x=(radius*c[0])*Math.cos(a*d[1])+(radius*c[2])*Math.sin(a*d[3])+(radius*c[4])*Math.sin(a*d[5]);
attila@962:         y=(radius*c[5])*Math.sin(a*d[4])+(radius*c[3])*Math.cos(a*d[2])+(radius*c[1])*Math.cos(a*d[0]);
attila@962:     }
attila@962:     var c3=16*Math.cos(a*10);
attila@962:     var c1=Math.floor(56*Math.cos(a*angle*4)+c3);
attila@962:     var c2=Math.floor(56*Math.sin(a*angle*4)-c3);
attila@962:     context.lineCap=StrokeLineCap.ROUND;
attila@962:     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.01-0.005*-a1)+')'));
attila@962:     context.lineWidth=e*1.4+e*0.8*a3;
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     context.lineWidth=e+e*0.8*a3;
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.06-0.03*-a1)+')'));
attila@962:     context.lineWidth=e*0.6+e*0.35*a3;
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     context.setStroke(Paint.valueOf('rgba(0,0,0,0.06)'));
attila@962:     context.lineWidth=e*0.4+e*0.225*a3;
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     context.setStroke(Paint.valueOf('rgba('+(192+c1)+','+(192+c2)+','+(192-c1)+','+(0.1-0.075*-a1)+')'));
attila@962:     context.lineWidth=e*0.2+e*0.1*a3;
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     context.setStroke(Paint.valueOf('rgba(255,255,255,0.4)'));
attila@962:     context.lineWidth=e*(0.1-0.05*-a2);
attila@962:     draw_line(p_x,p_y,prv_x,prv_y,x,y);
attila@962:     a+=angle*Math.cos(b);
attila@962:     b+=angle*0.1;
aoqi@0: }
aoqi@0: 
aoqi@0: function draw_line(x,y,x1,y1,x2,y2) {
attila@962:     context.beginPath();
attila@962:     context.moveTo(x+x1,y+y1);
attila@962:     context.lineTo(x+x2,y+y2);
attila@962:     context.moveTo(x-x1,y+y1);
attila@962:     context.lineTo(x-x2,y+y2);
attila@962:     context.moveTo(x-x1,y-y1);
attila@962:     context.lineTo(x-x2,y-y2);
attila@962:     context.moveTo(x+x1,y-y1);
attila@962:     context.lineTo(x+x2,y-y2);
attila@962:     context.moveTo(x+y1,y+x1);
attila@962:     context.lineTo(x+y2,y+x2);
attila@962:     context.moveTo(x-y1,y+x1);
attila@962:     context.lineTo(x-y2,y+x2);
attila@962:     context.moveTo(x-y1,y-x1);
attila@962:     context.lineTo(x-y2,y-x2);
attila@962:     context.moveTo(x+y1,y-x1);
attila@962:     context.lineTo(x+y2,y-x2);
attila@962:     context.moveTo(x,y+x2);
attila@962:     context.lineTo(x,y+x1);
attila@962:     context.moveTo(x,y-x2);
attila@962:     context.lineTo(x,y-x1);
attila@962:     context.moveTo(x+x2,y);
attila@962:     context.lineTo(x+x1,y);
attila@962:     context.moveTo(x-x2,y);
attila@962:     context.lineTo(x-x1,y);
attila@962:     context.stroke();
attila@962:     context.closePath();
aoqi@0: }
aoqi@0: 
aoqi@0: var stack = new StackPane();
aoqi@0: var pane = new BorderPane();
aoqi@0: pane.setCenter(canvas);
aoqi@0: stack.getChildren().add(pane);
aoqi@0: $STAGE.scene = new Scene(stack);
aoqi@0: var frame = 0;
aoqi@0: var timer = new AnimationTimerExtend() {
aoqi@0:     handle: function handle(now) {
aoqi@0:         if (frame < 800) {
aoqi@0:             renderFrame();
aoqi@0:             frame++;
aoqi@0:         } else {
aoqi@0:             checkImageAndExit();
aoqi@0:             timer.stop();
aoqi@0:         }
aoqi@0:     }
aoqi@0: };
aoqi@0: timer.start();