Source & Demo
将此添加到您的 JS:
if(currentEffect === 'kenburns'){
createZoom(slider, settings, vars);
zoom = $('.nivo-zoom:last', slider);
var delta = (8 + Math.random() * 2) / 100;
var neww = zoom.width() * (1 + delta);
var newh = zoom.height() * (1 + delta);
var x = delta * zoom.width(); //Math.random()*(neww-zoom.width());
var y = delta * zoom.height(); //Math.random()*(newh-zoom.height());
var zoomdir = Math.round(Math.random() * 4);
zoom.animate({ opacity:'1.0'}, {easing:'linear',duration:settings.pauseTime*2/3});
if(zoomdir == 1) {
zoom.find('img').animate({ height:newh+'px',width:neww+'px',left: '-'+x+'px',top: '-'+y+'px'},{easing:'linear',duration:settings.pauseTime*4/3, complete: function(){ slider.trigger('nivo:animFinished'); }});
} else if(zoomdir == 2) {
zoom.find('img').animate({ height:newh+'px',width:neww+'px',right: '-'+x+'px',top: '-'+y+'px'}, {easing:'linear',duration:settings.pauseTime*4/3, complete: function(){ slider.trigger('nivo:animFinished'); }});
} else if(zoomdir == 3) {
zoom.find('img').animate({ height:newh+'px',width:neww+'px',right: '-'+x+'px',bottom: '-'+y+'px'}, {easing:'linear',duration:settings.pauseTime*4/3, complete: function(){ slider.trigger('nivo:animFinished'); }});
} else {
zoom.find('img').animate({ height:newh+'px',width:neww+'px',left: '-'+x+'px',bottom: '-'+y+'px'}, {easing:'linear',duration:settings.pauseTime*4/3, complete: function(){ slider.trigger('nivo:animFinished'); }});
}
if($('.nivo-zoom', slider).length > 2) $('.nivo-zoom:first', slider).remove();
}