4.apicloud 拍照或从图库选择图片

  //设置头像
    function setHeadImage() {
        api.actionSheet({
            title: '选择',
            cancelTitle: '取消',
            buttons: ['拍照', '相册']
        }, function(ret, err) {
            if (ret) {
                if (ret.buttonIndex < 3) {
                    var sourceTypes = [
                        'camera',
                        'album'
                    ];
                    api.getPicture({
                        sourceType: sourceTypes[ret.buttonIndex - 1],
                        allowEdit: true,
                        quality: 50,
                        targetWidth: 100,
                        targetHeight: 100,
                        saveToPhotoAlbum: false
                    }, function(ret, err) {
                        if (ret) {
                            //alert(JSON.stringify(ret));

                            if (ret.data) {
                                //上传图片
                               ...
                            }

                        } else {
                            alert(JSON.stringify(err));
                        }
                    });
                }
            } else {
                alert(JSON.stringify(err));
            }
        });
    }