07 - Prevent Collision

<script setup>
import { reactive } from 'vue';
import { GridLayout, GridItem } from 'vue-grid-layout-v3';

const state = reactive({
    layout: [
        { x: 0, y: 0, w: 2, h: 2, i: '0', static: false },
        { x: 2, y: 0, w: 2, h: 4, i: '1', static: true },
        { x: 4, y: 0, w: 2, h: 5, i: '2', static: false },
        { x: 6, y: 0, w: 2, h: 3, i: '3', static: false },
        { x: 8, y: 0, w: 2, h: 3, i: '4', static: false },
        { x: 10, y: 0, w: 2, h: 3, i: '5', static: false },
        { x: 0, y: 5, w: 2, h: 5, i: '6', static: false },
        { x: 2, y: 5, w: 2, h: 5, i: '7', static: false },
        { x: 4, y: 5, w: 2, h: 5, i: '8', static: false },
        { x: 6, y: 3, w: 2, h: 4, i: '9', static: true },
        { x: 8, y: 4, w: 2, h: 4, i: '10', static: false },
        { x: 10, y: 4, w: 2, h: 4, i: '11', static: false },
        { x: 0, y: 10, w: 2, h: 5, i: '12', static: false },
        { x: 2, y: 10, w: 2, h: 5, i: '13', static: false },
        { x: 4, y: 8, w: 2, h: 4, i: '14', static: false },
        { x: 6, y: 8, w: 2, h: 4, i: '15', static: false },
        { x: 8, y: 10, w: 2, h: 5, i: '16', static: false },
        { x: 10, y: 4, w: 2, h: 2, i: '17', static: false },
        { x: 0, y: 9, w: 2, h: 3, i: '18', static: false },
        { x: 2, y: 6, w: 2, h: 2, i: '19', static: false },
    ],
});
</script>
<template>
    <div>
        <GridLayout
            v-model:layout="state.layout"
            :col-num="12"
            :row-height="30"
            :is-draggable="state.draggable"
            :is-resizable="state.resizable"
            :responsive="false"
            :vertical-compact="false"
            :prevent-collision="true"
            :use-css-transforms="true"
        >
            <GridItem
                v-for="item in state.layout"
                :key="item.i"
                :static="item.static"
                :x="item.x"
                :y="item.y"
                :w="item.w"
                :h="item.h"
                :i="item.i"
            >
                <span class="text">{{item.i}}</span>
            </GridItem>
        </GridLayout>
    </div>
</template>
<style scoped>
.vue-grid-layout {
    background: #eee;
}

.vue-grid-item:not(.vue-grid-placeholder) {
    background: #ccc;
    border: 1px solid black;
}

.vue-grid-item.static {
  background: #cce;
}

.vue-grid-item .text {
    font-size: 24px;
    text-align: center;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    height: 100%;
    width: 100%;
}

</style>

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