<template>
    <ul class="user_Overview flex" v-if="pageflag">
        <li class="user_Overview-item" style="color: #00fdfa">
            <div class="user_Overview_nums allnum ">
                <dv-digital-flop :config="config" style="width:100%;height:100%;" />
            </div>
            <p>总设备数</p>
        </li>
        <li class="user_Overview-item" style="color: #07f7a8">
            <div class="user_Overview_nums online">
                <dv-digital-flop :config="onlineconfig" style="width:100%;height:100%;" />
            </div>
            <p>在线数</p>
        </li>
        <li class="user_Overview-item" style="color: #e3b337">
            <div class="user_Overview_nums offline">
                <dv-digital-flop :config="offlineconfig" style="width:100%;height:100%;" />

            </div>
            <p>掉线数</p>
        </li>
        <li class="user_Overview-item" style="color: #f5023d">
            <div class="user_Overview_nums laramnum">
                <dv-digital-flop :config="laramnumconfig" style="width:100%;height:100%;" />
            </div>
            <p>告警次数</p>
        </li>
    </ul>
    <Reacquire v-else @onclick="getData" line-height="200px">
        重新获取
    </Reacquire>
</template>

<script>
let style = {
    fontSize: 24
}

export default {
    data() {
        return {
            options: {},
            userOverview: {
                alarmNum: 0,
                offlineNum: 0,
                onlineNum: 0,
                totalNum: 0,
            },
            pageflag: true,
            timer: null,
            config: {
                number: [100],
                content: '{nt}',
                style: {
                    ...style,
                    // stroke: "#00fdfa",
                    fill: "#00fdfa",
                },
            },
            onlineconfig: {
                number: [0],
                content: '{nt}',
                style: {
                    ...style,
                    // stroke: "#07f7a8",
                    fill: "#07f7a8",
                },
            },
            offlineconfig: {
                number: [0],
                content: '{nt}',
                style: {
                    ...style,
                    // stroke: "#e3b337",
                    fill: "#e3b337",
                },
            },
            laramnumconfig: {
                number: [0],
                content: '{nt}',
                style: {
                    ...style,
                    // stroke: "#f5023d",
                    fill: "#f5023d",
                },
            }

        };
    },
    filters: {
        numsFilter(msg) {
            return msg || 0;
        },
    },
    created() {
        this.getData()
    },
    mounted() {
    },
    beforeDestroy() {
        this.clearData()

    },
    methods: {
        clearData() {
            if (this.timer) {
                clearInterval(this.timer)
                this.timer = null
            }
        },
        getData() {

        },
        //轮询
        switper() {
            if (this.timer) {
                return
            }
            let looper = (a) => {
                this.getData()
            };
            this.timer = setInterval(looper, 5000);
        },
    },
};
</script>
<style lang='scss' scoped>
.user_Overview {

    li {
        flex: 1;
        list-style: none;
        p {
            text-align: center;
            height: 16px;
            font-size: 16px;
        }

        .user_Overview_nums {
            width: 100px;
            height: 100px;
            text-align: center;
            line-height: 100px;
            font-size: 22px;
           // margin: 50px auto 30px;
            background-size: cover;
            background-position: center center;
            position: relative;

            &::before {
                content: '';
                position: absolute;
                width: 100%;
                height: 100%;
                top: 0;
                left: 0;
            }

            &.bgdonghua::before {
                animation: rotating 14s linear infinite;
            }
        }

        .allnum {

            // background-image: url("../../assets/img/left_top_lan.png"); ../../../../assets/deviceVision
            &::before {
                background-image: url("../../../../../assets/deviceVision/left_top_lan.png");

            }
        }

        .online {
            &::before {
                background-image: url("../../../../../assets/deviceVision/left_top_lv.png");

            }
        }

        .offline {
            &::before {
                background-image: url("../../../../../assets/deviceVision/left_top_huang.png");

            }
        }

        .laramnum {
            &::before {
                background-image: url("../../../../../assets/deviceVision/left_top_hong.png");

            }
        }
    }
}
</style>