Layout in Vue Treemap component

11 Jun 202416 minutes to read

Determine the visual representation of nodes belonging to all the TreeMap levels using the layoutType property.

Types of layout

The available layout types are,

Squarified
SliceAndDiceVertical
SliceAndDiceHorizontal
SliceAndDiceAuto

Squarified

The Squarified layout displays the nested rectangles based on aspect ratio in the TreeMap. The rectangles will be split based on the height and width of the parent. The default rendering type of layout is Squarified.

Composition API (~/src/App.vue)
Options API (~/src/App.vue)
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath'></ejs-treemap>
    </div>
</template>
<script setup>

import { TreeMapComponent as EjsTreemap} from "@syncfusion/ej2-vue-treemap";

const dataSource = [
    {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
];

const weightValuePath = 'GDP';

</script>
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath'></ejs-treemap>
    </div>
</template>
<script>

import { TreeMapComponent } from "@syncfusion/ej2-vue-treemap";

export default {
name: "App",
components: {
"ejs-treemap":TreeMapComponent
},
  data: function() {
      return {
     dataSource: [
         {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
    ],
    weightValuePath: 'GDP',
    }
  }
}
</script>

SliceAndDiceVertical

The SliceAndDiceVertical layout creates rectangles with high aspect ratio and displays items in a vertically sorted order.

Composition API (~/src/App.vue)
Options API (~/src/App.vue)
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script setup>

import { TreeMapComponent as EjsTreemap } from "@syncfusion/ej2-vue-treemap";

const dataSource = [
    {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
];

const weightValuePath = 'GDP';
const layoutType = 'SliceAndDiceVertical';

</script>
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script>

import { TreeMapComponent } from "@syncfusion/ej2-vue-treemap";

export default {
name: "App",
components: {
"ejs-treemap":TreeMapComponent
},
  data: function() {
    return {
     dataSource: [
         {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
    ],
    weightValuePath: 'GDP',
    layoutType : 'SliceAndDiceVertical',
    }
  }
}
</script>

SliceAndDiceHorizontal

The SliceAndDiceHorizontal layout creates rectangles with high aspect ratio and displays items in a horizontally sorted order.

Composition API (~/src/App.vue)
Options API (~/src/App.vue)
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script setup>

import { TreeMapComponent as EjsTreemap } from "@syncfusion/ej2-vue-treemap";

const dataSource = [
    {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
];

const weightValuePath = 'GDP';
const layoutType = 'SliceAndDiceHorizontal';

</script>
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script>

import { TreeMapComponent } from "@syncfusion/ej2-vue-treemap";

export default {
name: "App",
components: {
"ejs-treemap":TreeMapComponent
},
  data: function() {
    return {
     dataSource: [
         {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
    ],
    layoutType : 'SliceAndDiceHorizontal',
    weightValuePath: 'GDP',
    }
  }
}
</script>

SliceAndDiceAuto

The SliceAndDiceAuto layout creates rectangles with high aspect ratio and display items sorted both horizontally and vertically.

Composition API (~/src/App.vue)
Options API (~/src/App.vue)
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap"  :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script setup>

import { TreeMapComponent as EjsTreemap} from "@syncfusion/ej2-vue-treemap";

const dataSource = [
    {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
];

const weightValuePath = 'GDP';
const layoutType = 'SliceAndDiceAuto';

</script>
<template>
    <div class="control_wrapper">
        <ejs-treemap id="treemap" :dataSource='dataSource' :weightValuePath='weightValuePath' :layoutType='layoutType'></ejs-treemap>
    </div>
</template>
<script>

import { TreeMapComponent } from "@syncfusion/ej2-vue-treemap";

export default {
name: "App",
components: {
"ejs-treemap":TreeMapComponent,
},
  data: function() {
      return {
     dataSource: [
         {State:"United States", GDP:17946, percentage:11.08, Rank:1},
    {State:"China", GDP:10866, percentage: 28.42, Rank:2},
    {State:"Japan", GDP:4123, percentage:-30.78, Rank:3},
    {State:"Germany", GDP:3355, percentage:-5.19, Rank:4},
    {State:"United Kingdom", GDP:2848, percentage:8.28, Rank:5},
    {State:"France", GDP:2421, percentage:-9.69, Rank:6},
    {State:"India", GDP:2073, percentage:13.65, Rank:7},
    {State:"Italy", GDP:1814, percentage:-12.45, Rank:8},
    {State:"Brazil", GDP:1774, percentage:-27.88, Rank:9},
    {State:"Canada", GDP:1550, percentage:-15.02, Rank:10}
    ],
    layoutType : 'SliceAndDiceAuto',
    weightValuePath: 'GDP',
    }
  }
}
</script>