{'id': 'f3a686f31f9f26e99e6f45caef7b5f05881b0667', 'speed': 1000, 'withBottomPanel': true,'withPCode': false,'withConsole': true,'withFileList': true,'withErrorList': true} <script type="plain/text" title="" > double v = Math.random()\* 8 + 2 ; // Amount of speed between 2 and 10 double w = Math.random()* 2 *Math.PI ; // angle between 0 and 2\*PI vx = v \* Math.cos(w) ; vy = v \* Math.sin(w) ; </script> <script type="plain/text" title="" > new Feuerwerk (); class Feuerwerk extends Actor { public void act () { if (Math.random() < 0.03 ) { int funkenzahl = Math.floor(Math.random() * 50 + 30 ); int farbe = Color.randomColor( 128 ); double x = Math.random() * 400 + 200 ; double y = Math.random() * 600 ; double lebensdauer = 60 + Math.random() * 60 ; for ( int i = 0 ; i < funkenzahl; i++) { new Funke (x, y, farbe, lebensdauer); } Sound.playSound(Sound.cannon_boom); } } } class Funke extends Circle { double vx; double vy; double lebensdauer; // lebensdauer in 1/30 s Funke( double x, double y, int farbe, double lebensdauer) { super (x, y, 4 ); double winkel = Math.random() * 2 * Math.PI; double v = Math.random() * 15 + 5 ; vx = v * Math.cos(winkel); vy = v * Math.sin(winkel); setFillColor(farbe); this .lebensdauer = lebensdauer; } public void act () { lebensdauer--; move(vx, vy); vy = vy + 0.2 ; if (lebensdauer < 30 ) { setAlpha(lebensdauer / 30 ); } if (isOutsideView() || lebensdauer < 0 ) { destroy(); } } } </script> <style> .joe_javaOnlineDiv { box-shadow: none; margin: 0!important; top: 0!important; width: 100%!important; height: calc(100% - 5px) !important; border: none !important; } </style>Fullscreen Test zu Diagrammen🔖
