Ink annotation in Vue Pdfviewer component

25 Apr 202524 minutes to read

The PDF Viewer control provides the options to add, edit, and delete the ink annotations.

Adding an ink annotation to the PDF document

The ink annotations can be added to the PDF document using the annotation toolbar.

• Click the Edit Annotation button in the PDF Viewer toolbar. A toolbar appears below it.
• Select the Draw Ink button in the annotation toolbar. It enables the ink annotation mode.
• You can draw anything over the pages of the PDF document.

Refer to the following code sample to switch to the ink annotation mode.

Composition API (Standalone)

<template>
  <div id="app">
    <button id="set">Draw Ink</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :documentLoad="documentLoad">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>

import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const resourceUrl = 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib';

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, ThumbnailView,
  Print, TextSelection, TextSearch, Annotation, FormFields, FormDesigner, PageOrganizer])

const documentLoad = () => {
  const viewer = pdfviewer.value.ej2Instances;
  document.getElementById('set').addEventListener('click', () => {
    viewer.annotation.setAnnotationMode('Ink');
  });
}
</script>

Options API (Standalone)

<template>
  <div id="app">
    <button id="set">Draw Ink</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :documentLoad="documentLoad">
    </ejs-pdfviewer>
  </div>
</template>

<script>

import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      resourceUrl: 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib',
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, ThumbnailView,
      Print, TextSelection, TextSearch, Annotation, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    documentLoad() {
      const viewer = this.$refs.pdfviewer.ej2Instances;
      document.getElementById('set').addEventListener('click', () => {
        viewer.annotation.setAnnotationMode('Ink');
      });
    }
  }
}
</script>

Composition API (Server-Backed)

<template>
  <div id="app">
    <button id="set">Draw Ink</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :serviceUrl="serviceUrl" :documentPath="documentPath"
      :documentLoad="documentLoad">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const serviceUrl = "https://services.syncfusion.com/vue/production/api/pdfviewer";
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, ThumbnailView,
  Print, TextSelection, TextSearch, Annotation, FormFields, FormDesigner, PageOrganizer])

const documentLoad = () => {
  const viewer = pdfviewer.value.ej2Instances;
  document.getElementById('set').addEventListener('click', () => {
    viewer.annotation.setAnnotationMode('Ink');
  });
}

</script>

Options API (Server-Backed)

<template>
  <div id="app">
    <button id="set">Draw Ink</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :serviceUrl="serviceUrl" :documentPath="documentPath"
      :documentLoad="documentLoad">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      serviceUrl: "https://services.syncfusion.com/vue/production/api/pdfviewer",
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf"
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, ThumbnailView,
      Print, TextSelection, TextSearch, Annotation, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    documentLoad() {
      const viewer = this.$refs.pdfviewer.ej2Instances;
      document.getElementById('set').addEventListener('click', () => {
        viewer.annotation.setAnnotationMode('Ink');
      });
    }
  }
}
</script>

Adding a Ink annotation to the PDF document Programmatically

With the PDF Viewer library, you can add a Ink annotation to the PDF Viewer control programmatically using the addAnnotation() method.

Here’s a example of how you can utilize the addAnnotation() method to include a Ink annotation programmatically

Composition API (Standalone)

<template>
  <div id="app">
    <button v-on:click="addAnnotation">Add Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :addAnnotation="addAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const resourceUrl = 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib';

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

const addAnnotation = function () {
  const viewer = pdfviewer.value.ej2Instances;
  viewer.annotation.addAnnotation("Ink", {
    offset: { x: 150, y: 100 },
    pageNumber: 1,
    width: 200,
    height: 60,
    path: 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  });
}
</script>

Options API (Standalone)

<template>
  <div id="app">
    <button v-on:click="addAnnotation">Add Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :addAnnotation="addAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      resourceUrl: 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib',
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    addAnnotation: function () {
      const viewer = this.$refs.pdfviewer.ej2Instances;
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      });
    }
  }
}
</script>

Composition API (Server-Backed)

<template>
  <div id="app">
    <button v-on:click="addAnnotation">Add Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :addAnnotation="addAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const serviceUrl = "https://services.syncfusion.com/vue/production/api/pdfviewer";

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

const addAnnotation = function () {
  const viewer = this.$refs.pdfviewer.ej2Instances;
  viewer.annotation.addAnnotation("Ink", {
    offset: { x: 150, y: 100 },
    pageNumber: 1,
    width: 200,
    height: 60,
    path: 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  });
}

</script>

Options API (Server-Backed)

<template>
  <div id="app">
    <button v-on:click="addAnnotation">Add Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :addAnnotation="addAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      serviceUrl: "https://services.syncfusion.com/vue/production/api/pdfviewer",
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    addAnnotation: function () {
      const viewer = this.$refs.pdfviewer.ej2Instances;
      viewer.annotation.addAnnotation("Ink", {
        offset: { x: 150, y: 100 },
        pageNumber: 1,
        width: 200,
        height: 60,
        path: 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      });
    }
  }
}
</script>

Edit the existing Ink annotation programmatically

To modify existing Ink annotation in the Syncfusion^® PDF viewer programmatically, you can use the editAnnotation() method.

Here is an example of how you can use the editAnnotation() method:

Composition API (Standalone)

<template>
  <div id="app">
    <button v-on:click="editAnnotation">Edit Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :editAnnotation="editAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const resourceUrl = 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib';

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

const editAnnotation = function () {
  const viewer = pdfviewer.value.ej2Instances;
  for (let i = 0; i < viewer.annotationCollection.length; i++) {
    if (viewer.annotationCollection[i].shapeAnnotationType === "Ink") {
      var width = viewer.annotationCollection[i].bounds.width;
      var height = viewer.annotationCollection[i].bounds.height;
      viewer.annotationCollection[i].bounds = { x: 100, y: 100, width: width, height: height };
      viewer.annotationCollection[i].strokeColor = "#0000FF";
      viewer.annotationCollection[i].thickness = 2;
      viewer.annotationCollection[i].annotationSelectorSettings.resizerShape = "Circle"
      viewer.annotation.editAnnotation(viewer.annotationCollection[i]);
    }
  }
}
</script>

Options API (Standalone)

<template>
  <div id="app">
    <button v-on:click="editAnnotation">Edit Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :editAnnotation="editAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      resourceUrl: 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib',
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    editAnnotation: function () {
      const viewer = this.$refs.pdfviewer.ej2Instances;
      for (let i = 0; i < viewer.annotationCollection.length; i++) {
        if (viewer.annotationCollection[i].shapeAnnotationType === "Ink") {
          var width = viewer.annotationCollection[i].bounds.width;
          var height = viewer.annotationCollection[i].bounds.height;
          viewer.annotationCollection[i].bounds = { x: 100, y: 100, width: width, height: height };
          viewer.annotationCollection[i].strokeColor = "#0000FF";
          viewer.annotationCollection[i].thickness = 2;
          viewer.annotationCollection[i].annotationSelectorSettings.resizerShape = "Circle"
          viewer.annotation.editAnnotation(viewer.annotationCollection[i]);
        }
      }
    }
  }
}
</script>

Composition API (Server-Backed)

<template>
  <div id="app">
    <button v-on:click="editAnnotation">Edit Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :editAnnotation="editAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide, ref } from 'vue';

const pdfviewer = ref(null);
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const serviceUrl = "https://services.syncfusion.com/vue/production/api/pdfviewer";

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

const editAnnotation = function () {
  const viewer = pdfviewer.value.ej2Instances;
  for (let i = 0; i < viewer.annotationCollection.length; i++) {
    if (viewer.annotationCollection[i].shapeAnnotationType === "Ink") {
      const width = viewer.annotationCollection[i].bounds.width;
      const height = viewer.annotationCollection[i].bounds.height;
      viewer.annotationCollection[i].bounds = { x: 100, y: 100, width: width, height: height };
      viewer.annotationCollection[i].strokeColor = "#0000FF";
      viewer.annotationCollection[i].thickness = 2;
      viewer.annotationCollection[i].annotationSelectorSettings.resizerShape = "Circle"
      viewer.annotation.editAnnotation(viewer.annotationCollection[i]);
    }
  }
}

</script>

Options API (Server-Backed)

<template>
  <div id="app">
    <button v-on:click="editAnnotation">Edit Annotation programatically</button>
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :editAnnotation="editAnnotation">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfviewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      serviceUrl: "https://services.syncfusion.com/vue/production/api/pdfviewer",
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  },
  methods: {
    editAnnotation: function () {
      const viewer = this.$refs.pdfviewer.ej2Instances;
      for (let i = 0; i < viewer.annotationCollection.length; i++) {
        if (viewer.annotationCollection[i].shapeAnnotationType === "Ink") {
          const width = viewer.annotationCollection[i].bounds.width;
          const height = viewer.annotationCollection[i].bounds.height;
          viewer.annotationCollection[i].bounds = { x: 100, y: 100, width: width, height: height };
          viewer.annotationCollection[i].strokeColor = "#0000FF";
          viewer.annotationCollection[i].thickness = 2;
          viewer.annotationCollection[i].annotationSelectorSettings.resizerShape = "Circle"
          viewer.annotation.editAnnotation(viewer.annotationCollection[i]);
        }
      }
    }
  }
}
</script>

Editing the properties of the ink annotation

The stroke color, thickness, and opacity of the ink annotation can be edited using the Edit stroke color tool, Edit thickness tool, and Edit opacity tool in the annotation toolbar.

Editing stroke color

The stroke color of the annotation can be edited using the color palette provided in the Edit Stroke Color tool.

Editing thickness

The thickness of the border of the annotation can be edited using the range slider provided in the Edit Thickness tool.

Editing opacity

The opacity of the annotation can be edited using the range slider provided in the Edit Opacity tool.

Setting default properties during the control initialization

The properties of the ink annotation can be set before creating the control using the InkAnnotationSettings.

After editing the default values, they will be changed to the selected values. Refer to the following code sample to set the default ink annotation settings.

Composition API (Standalone)

<template>
  <div id="app">
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :inkAnnotationSettings="inkAnnotationSettings">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide } from 'vue';

const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const resourceUrl = 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib';
const inkAnnotationSettings = { author: 'Syncfusion', strokeColor: 'green', thickness: 3, opacity: 0.6 };

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

</script>

Options API (Standalone)

<template>
  <div id="app">
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :resourceUrl="resourceUrl"
      :inkAnnotationSettings="inkAnnotationSettings">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      resourceUrl: 'https://cdn.syncfusion.com/ej2/25.1.35/dist/ej2-pdfviewer-lib',
      inkAnnotationSettings: { author: 'Syncfusion', strokeColor: 'green', thickness: 3, opacity: 0.6 }
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  }
}
</script>

Composition API (Server-Backed)

<template>
  <div id="app">
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :inkAnnotationSettings="inkAnnotationSettings">
    </ejs-pdfviewer>
  </div>
</template>

<script setup>
import {
  PdfViewerComponent as EjsPdfviewer, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';
import { provide } from 'vue';

const serviceUrl = "https://services.syncfusion.com/vue/production/api/pdfviewer";
const documentPath = "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf";
const inkAnnotationSettings = { author: 'Syncfusion', strokeColor: 'green', thickness: 3, opacity: 0.6 };

provide('PdfViewer', [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
  ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer])

</script>

Options API (Server-Backed)

<template>
  <div id="app">
    <ejs-pdfviewer id="pdfViewer" ref="pdfviewer" :documentPath="documentPath" :serviceUrl="serviceUrl"
      :inkAnnotationSettings="inkAnnotationSettings">
    </ejs-pdfviewer>
  </div>
</template>

<script>
import {
  PdfViewerComponent, Toolbar, Magnification, Navigation, LinkAnnotation,
  BookmarkView, Annotation, ThumbnailView, Print, TextSelection,
  TextSearch, FormFields, FormDesigner, PageOrganizer
} from '@syncfusion/ej2-vue-pdfviewer';

export default {
  name: "App",
  components: {
    "ejs-pdfviewer": PdfViewerComponent
  },
  data() {
    return {
      serviceUrl: "https://services.syncfusion.com/vue/production/api/pdfviewer",
      documentPath: "https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf",
      inkAnnotationSettings: { author: 'Syncfusion', strokeColor: 'green', thickness: 3, opacity: 0.6 }
    };
  },
  provide: {
    PdfViewer: [Toolbar, Magnification, Navigation, LinkAnnotation, BookmarkView, Annotation,
      ThumbnailView, Print, TextSelection, TextSearch, FormFields, FormDesigner, PageOrganizer]
  }
}
</script>