Jquery中给animation加更多的运作效果实例

jquery中给animation加更多的运作效果实例。

. 代码如下:

//animation
jquery.extend({
    easing:
    {        // ******* back
        backeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            var s = 1.70158; // default overshoot value, can be adjusted to suit
            return c * (p /= 1) * p * ((s + 1) * p - s) + firstnum;
        },
        backeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            var s = 1.70158; // default overshoot value, can be adjusted to suit
            return c * ((p = p / 1 - 1) * p * ((s + 1) * p + s) + 1) + firstnum;
        },
        backeaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            var s = 1.70158; // default overshoot value, can be adjusted to suit
            if ((p /= 0.5) < 1)
                return c / 2 * (p * p * (((s *= (1.525)) + 1) * p - s)) + firstnum;
            else
                return c / 2 * ((p -= 2) * p * (((s *= (1.525)) + 1) * p + s) + 2) + firstnum;
        },
        // ******* bounce
        bounceeasein: function (p, n, firstnum, diff) {

 

            var c = firstnum + diff;
            var inv = this.bounceeaseout(1 - p, 1, 0, diff);
            return c - inv + firstnum;
        },
        bounceeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;

            if (p < (1 / 2.75)) {
                return c * (7.5625 * p * p) + firstnum;
            }
            else if (p < (2 / 2.75)) {
                return c * (7.5625 * (p -= (1.5 / 2.75)) * p + .75) + firstnum;
            }
            else if (p < (2.5 / 2.75)) {
                return c * (7.5625 * (p -= (2.25 / 2.75)) * p + .9375) + firstnum;
            }
            else {
                return c * (7.5625 * (p -= (2.625 / 2.75)) * p + .984375) + firstnum;
            }
        },
        // ******* circ
        circeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return -c * (math.sqrt(1 - (p /= 1) * p) - 1) + firstnum;
        },
        circeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * math.sqrt(1 - (p = p / 1 - 1) * p) + firstnum;
        },
        circeaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if ((p /= 0.5) < 1)
                return -c / 2 * (math.sqrt(1 - p * p) - 1) + firstnum;
            else
                return c / 2 * (math.sqrt(1 - (p -= 2) * p) + 1) + firstnum;
        },
        // ******* cubic
        cubiceasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * (p /= 1) * p * p + firstnum;
      &nbnbsp; },
        cubiceaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * ((p = p / 1 - 1) * p * p + 1) + firstnum;
        },
        cubiceaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if ((p /= 0.5) < 1)
                return c / 2 * p * p * p + firstnum;
            else
                return c / 2 * ((p -= 2) * p * p + 2) + firstnum;
        },
        // ******* elastic
        elasticeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if (p == 0) return firstnum;
            if (p == 1) return c;
            var peroid = 0.25;
            var s;
            var amplitude = c;
            if (amplitude < math.abs(c)) {
                amplitude = c;
                s = peroid / 4;
            }
            else {
                s = peroid / (2 * math.pi) * math.asin(c / amplitude);
            }
            return -(amplitude * math.pow(2, 10 * (p -= 1)) * math.sin((p * 1 - s) * (2 * math.pi) / peroid)) + firstnum;
        },
        elasticeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if (p == 0) return firstnum;
            if (p == 1) return c;
            var peroid = 0.25;
            var s;
            var amplitude = c;
            if (amplitude < math.abs(c)) {
                amplitude = c;
                s = peroid / 4;
            }
            else {
                s = peroid / (2 * math.pi) * math.asin(c / amplitude);
            }
            return -(amplitude * math.pow(2, -10 * p) * math.sin((p * 1 - s) * (2 * math.pi) / peroid)) + c;
        },
        // ******* expo
        expoeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return (p == 0) ? firstnum : c * math.pow(2, 10 * (p - 1)) + firstnum - c * 0.001;
        },
        expoeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return (p == 1) ? c : diff * 1.001 * (-math.pow(2, -10 * p) + 1) + firstnum;
        },
        expoeaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if (p == 0) return firstnum;
            if (p == 1) return c;
            if ((p /= 0.5) < 1)
                return c / 2 * math.pow(2, 10 * (p - 1)) + firstnum - c * 0.0005;
            else
                return c / 2 * 1.0005 * (-math.pow(2, -10 * --p) + 2) + firstnum;
        },
        // ******* quad
        quadeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * (p /= 1) * p + firstnum;
        },
        quadeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return -c * (p /= 1) * (p - 2) + firstnum;
        },
        quadeaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if ((p /= 0.5) < 1)
                return c / 2 * p * p + firstnum;
            else
                return -c / 2 * ((--p) * (p - 2) - 1) + firstnum;
        },
        // ******* quart
        quarteasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * (p /= 1) * p * p * p + firstnum;
        },
        quarteaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return -c * ((p = p / 1 - 1) * p * p * p - 1) + firstnum;
        },
        quarteaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if ((p /= 0.5) < 1)
                return c / 2 * p * p * p * p + firstnum;
            else
                return -c / 2 * ((p -= 2) * p * p * p - 2) + firstnum;
        },
        // ******* quint
        quinteasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * (p /= 1) * p * p * p * p + firstnum;
        },
        quinteaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * ((p = p / 1 - 1) * p * p * p * p + 1) + firstnum;
        },
        quinteaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            if ((p /= 0.5) < 1)
                return c / 2 * p * p * p * p * p + firstnum;
            else
                return c / 2 * ((p -= 2) * p * p * p * p + 2) + firstnum;
        },
        // *******  sine
        sineeasein: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return -c * math.cos(p * (math.pi / 2)) + c + firstnum;
        },
        sineeaseout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return c * math.sin(p * (math.pi / 2)) + firstnum;
        },
        sineeaseinout: function (p, n, firstnum, diff) {
            var c = firstnum + diff;
            return -c / 2 * (math.cos(math.pi * p) - 1) + firstnum;
        }
    }
});

调用:

. 代码如下:

$("#p").animate({
    left: v
}, 1000, "circeaseout");