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- <template>
- <view :style="[customStyle]" class="u-icon" @tap="click" :class="[labelPos == 'bottom' ? 'u-flex-col u-row-center' : 'u-flex u-col-center']">
- <image class="u-icon__img" v-if="isImg" :src="name" :mode="imgMode" :style="[imgStyle]"></image>
- <text v-else class="u-icon__icon" :class="customClass" :style="[iconStyle]" :hover-class="hoverClass" @touchstart="touchstart"></text>
- <text v-if="label" class="u-icon__label" :style="{
- color: labelColor,
- fontSize: labelSize + 'rpx',
- marginLeft: labelPos == 'right' ? marginLeft + 'rpx' : 0,
- marginTop: labelPos == 'bottom' ? marginTop + 'rpx' : 0,
- }">{{label}}</text>
- </view>
- </template>
- <script>
- /**
- * icon 图标
- * @description 基于字体的图标集,包含了大多数常见场景的图标。
- * @tutorial https://www.uviewui.com/components/icon.html
- * @property {String} name 图标名称,见示例图标集
- * @property {String} color 图标颜色(默认inherit)
- * @property {String | Number} size 图标字体大小,单位rpx(默认32)
- * @property {String | Number} label-size label字体大小,单位rpx(默认28)
- * @property {String} label 图标右侧的label文字(默认28)
- * @property {String} label-pos label文字相对于图标的位置,只能right或bottom(默认right)
- * @property {String} label-color label字体颜色(默认#606266)
- * @property {String | Number} margin-left label在右侧时与图标的距离,单位rpx(默认6)
- * @property {String | Number} margin-top label在下方时与图标的距离,单位rpx(默认6)
- * @property {String} label-pos label相对于图标的位置,只能right或bottom(默认right)
- * @property {String} index 一个用于区分多个图标的值,点击图标时通过click事件传出
- * @property {String} hover-class 图标按下去的样式类,用法同uni的view组件的hover-class参数,详情见官网
- * @event {Function} click 点击图标时触发
- * @example <u-icon name="photo" color="#2979ff" size="28"></u-icon>
- */
- export default {
- name: 'u-icon',
- props: {
- // 图标类名
- name: {
- type: String,
- default: ''
- },
- // 图标颜色
- color: {
- type: String,
- default: ''
- },
- // 字体大小,单位rpx
- size: {
- type: [Number, String],
- default: 'inherit'
- },
- // 是否显示粗体
- bold: {
- type: Boolean,
- default: false
- },
- // 点击图标的时候传递事件出去的index(用于区分点击了哪一个)
- index: {
- type: [Number, String],
- default: ''
- },
- // 触摸图标时的类名
- hoverClass: {
- type: String,
- default: ''
- },
- // 自定义扩展前缀,方便用户扩展自己的图标库
- customPrefix: {
- type: String,
- default: 'uicon'
- },
- // 图标右边或者下面的文字
- label: {
- type: String,
- default: ''
- },
- // label的位置,只能右边或者下边
- labelPos: {
- type: String,
- default: 'right'
- },
- // label的大小
- labelSize: {
- type: [String, Number],
- default: '28'
- },
- // label的颜色
- labelColor: {
- type: String,
- default: '#606266'
- },
- // label与图标的距离(横向排列)
- marginLeft: {
- type: [String, Number],
- default: '6'
- },
- // label与图标的距离(竖向排列)
- marginTop: {
- type: [String, Number],
- default: '6'
- },
- // 图片的mode
- imgMode: {
- type: String,
- default: 'widthFix'
- },
- // 自定义样式
- customStyle: {
- type: Object,
- default() {
- return {}
- }
- }
- },
- data() {
- return {};
- },
- computed: {
- customClass() {
- let classes = [];
- classes.push(this.customPrefix + '-' + this.name);
- // uView的自定义图标类名为u-iconfont
- if (this.customPrefix == 'uicon') classes.push('u-iconfont');
- else classes.push(this.customPrefix);
- // 阿里,头条,百度小程序通过数组绑定类名时,无法直接使用[a, b, c]的形式,否则无法识别
- // 故需将其拆成一个字符串的形式,通过空格隔开各个类名
- //#ifdef MP-ALIPAY || MP-TOUTIAO || MP-BAIDU
- classes = classes.join(' ');
- //#endif
- return classes;
- },
- iconStyle() {
- let style = {};
- style = {
- fontSize: this.size == 'inherit' ? 'inherit' : this.size + 'rpx',
- fontWeight: this.bold ? 'bold' : 'normal'
- };
- if (this.color) style.color = this.color;
- return style;
- },
- // 判断传入的name属性,是否图片路径,只要带有"/"均认为是图片形式
- isImg() {
- return this.name.indexOf('/') !== -1;
- },
- imgStyle() {
- let style = {};
- style.width = this.size + 'rpx';
- return style;
- }
- },
- methods: {
- click() {
- this.$emit('click', this.index);
- },
- touchstart() {
- this.$emit('touchstart', this.index);
- }
- }
- };
- </script>
- <style scoped lang="scss">
- @import '../../iconfont.css';
- .u-icon {
- display: inline-flex;
- align-items: center;
- }
- .u-icon__img {
- height: auto;
- will-change: transform;
- }
- </style>
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