Function imageOnLoad

libs/echarts/echarts-en.simple.js:7566–7577

()

}

function imageOnLoad() {
    var cachedImgObj = this.__cachedImgObj;
    this.onload = this.onerror = this.__cachedImgObj = null;

    for (var i = 0; i < cachedImgObj.pending.length; i++) {
        var pendingWrap = cachedImgObj.pending[i];
        var cb = pendingWrap.cb;
        cb && cb(this, pendingWrap.cbPayload);
        pendingWrap.hostEl.dirty();
    }
    cachedImgObj.pending.length = 0;
}

function isImageReady(image) {
    return image && image.width && image.height;