apicloud加载动画

var loadingIndex = 0; // 小菊花的索引
var loadingFlower = false;

function _loading() {
    if (loadingFlower) return;
    loadingFlower = true;
    var UILoading = api.require('UILoading');
    UILoading.flower({ size: 30, fixed: true, mask: 'rgba(0,0,0,0.5)' }, function(ret) {
        loadingIndex = ret.id;
    });
}

function _closeLoading() {
    var UILoading = api.require('UILoading');
    UILoading.closeFlower({ id: loadingIndex });
    loadingFlower = false;
}