import PSPDFKit from "pspdfkit";

              const instance = await PSPDFKit.load({
                container: "#pspdfkit",
                document: "",
                licenseKey: "YOUR_LICENSE_KEY_GOES_HERE"
              });
              console.log("PSPDFKit for Web is ready!");
              console.log(instance);
               
            

              var PSPDFKit = require("pspdfkit");

              PSPDFKit.load({
                container: "#pspdfkit",
                document: "",
                licenseKey: "YOUR_LICENSE_KEY_GOES_HERE"
              })
                .then(function(instance) {
                  console.log("PSPDFKit for Web loaded", instance);
                })
                .catch(function(error) {
                  console.error(error.message);
                });
               
            

              import PSPDFKit from "pspdfkit";

              const toolbarItems = PSPDFKit.defaultToolbarItems;
              toolbarItems.reverse();
              toolbarItems.push({
                type: "custom",
                id: "cat",
                icon: "https://example.com/icons/cat.svg",
                mediaQueries: ["(min-width: 480px)"],
                onPress: () => alert("meow")
              });

              PSPDFKit.load({
                // ...
                toolbarItems
              });
               
            

              var PSPDFKit = require("pspdfkit");
              var toolbarItems = PSPDFKit.defaultToolbarItems;

              toolbarItems.reverse();
              toolbarItems.push({
                type: "custom",
                id: "cat",
                icon: "https://example.com/icons/cat.svg",
                mediaQueries: ["(min-width: 480px)"],
                onPress: function() {
                  alert("meow");
                }
              });

              PSPDFKit.load({
                // ...
                toolbarItems: toolbarItems
              });
               
            

              import PSPDFKit from "pspdfkit";
              const { List, Rect } = PSPDFKit.Immutable;
              const { DrawingPoint } = PSPDFKit.Geometry;
              const { InkAnnotation } = PSPDFKit.Annotations;

              PSPDFKit.load(configuration).then(async instance => {
                var annotation = new InkAnnotation({
                  pageIndex: 0,
                  boundingBox: new Rect({ width: 100, height: 100 }),
                  lines: List([
                    List([
                      new DrawingPoint({ x: 0, y: 0 }),
                      new DrawingPoint({ x: 100, y: 100 })
                    ])
                  ])
                });
                const createdAnnotation = await instance.createAnnotation(annotation);
                console.log(createdAnnotation.id); // => "01BS964AM5Z01J9MKBK64F22BQ"
              });
               
            

              var PSPDFKit = require("pspdfkit");

              PSPDFKit.load(configuration).then(function(instance) {
                var annotation = new PSPDFKit.Annotations.InkAnnotation({
                  pageIndex: 0,
                  boundingBox: new PSPDFKit.Geometry.Rect({ width: 100, height: 100 }),
                  lines: PSPDFKit.Immutable.List([
                    PSPDFKit.Immutable.List([
                      new PSPDFKit.Geometry.DrawingPoint({ x: 0, y: 0 }),
                      new PSPDFKit.Geometry.DrawingPoint({ x: 100, y: 100 })
                    ])
                  ])
                });
                instance.createAnnotation(annotation).then(function(createdAnnotation) {
                  console.log(createdAnnotation.id); // => "01BS964AM5Z01J9MKBK64F22BQ"
                });
              });