@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        SliceValue that = (SliceValue) o;

        if (color != that.color) return false;
        if (darkenColor != that.darkenColor) return false;
        if (Float.compare(that.diff, diff) != 0) return false;
        if (Float.compare(that.originValue, originValue) != 0) return false;
        if (sliceSpacing != that.sliceSpacing) return false;
        if (Float.compare(that.value, value) != 0) return false;
        if (!Arrays.equals(label, that.label)) return false;

        return true;
    }
Set target value that should be reached when data animation finish then call {@link Chart#startDataAnimation()}

@param target
@return
hellocharts-library/src/lecho/lib/hellocharts/model/SliceValue.java