materio-d9/web/themes/custom/materiotheme/vuejs/components/Content/Card.vue

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2.3 KiB
Vue
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<template>
<div class="card">
<header>
<h1>{{ item.title }}</h1>
<h4>{{ item.description }}</h4>
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<span class="ref">{{ item.reference }}</span>
</header>
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<section class="images" v-switcher>
<figure
v-for="(img, index) in item.images"
:key="img.url"
>
<img
class="lazy"
v-lazy="index"
:data-src="img.url"
:title="img.title"
/>
<img class="blank" :src="blanksrc">
</figure>
</section>
</div>
</template>
<script>
export default {
name: "Card",
props: ['item'],
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data() {
return {
blanksrc:`${drupalSettings.path.themePath}/assets/img/blank.gif`
}
},
directives: {
lazy: {
bind(img,binding){
// console.log('lazy bind', img, binding);
if(binding.value === 0){
img.setAttribute('src', img.getAttribute('data-src'))
img.removeAttribute('data-src')
img.classList.remove('lazy')
}
}
},
switcher: {
inserted(el,binding){
// switch images on mousemove
el.addEventListener('mousemove', function(event) {
let figs = this.querySelectorAll('figure')
// console.log('mousemove', this, event, figs.length);
// let len = figs.length
// let w = this.clientWidth;
// let g = w / len;
// let delta = Math.floor(event.layerX / g)
let delta = Math.floor(event.layerX / (this.clientWidth / figs.length))
// console.log('delta', delta);
figs.forEach((fig, index) => {
// console.log(index);
if(index == delta){
fig.style.display = "block"
}else{
fig.style.display = "none"
}
})
})
}
}
},
mounted() {
// lazy load images on mouseover
this.$el.addEventListener('mouseover', function(event) {
let imgs = this.querySelectorAll('.images figure img.lazy')
// console.log('mouseover', this, imgs);
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imgs.forEach((img) => {
// console.log('forEach img',img);
img.setAttribute('src', img.getAttribute('data-src'))
img.removeAttribute('data-src')
img.classList.remove('lazy')
})
}, {once : true})
}
}
</script>
<style lang="scss" scoped>
</style>