--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Platforms/Wasm/wasm-application.ts	Tue Jun 19 16:06:32 2018 +0200
@@ -0,0 +1,119 @@
+///<reference path='stone-framework-loader.ts'/>
+///<reference path='wasm-viewport.ts'/>
+
+if (!('WebAssembly' in window)) {
+    alert('Sorry, your browser does not support WebAssembly :(');
+}
+
+declare var StoneFrameworkModule : Stone.Framework;
+
+// global functions
+var WasmWebService_NotifyError: Function = null;
+var WasmWebService_NotifySuccess: Function = null;
+var NotifyUpdateContent: Function = null;
+var SetStartupParameter: Function = null;
+var CreateWasmApplication: Function = null;
+var CreateCppViewport: Function = null;
+var ReleaseCppViewport: Function = null;
+var StartWasmApplication: Function = null;
+
+
+function UpdateContentThread() {
+    if (NotifyUpdateContent != null) {
+        NotifyUpdateContent();
+    }
+
+    setTimeout(UpdateContentThread, 100);  // Update the viewport content every 100ms if need be
+}
+
+
+function GetUriParameters() {
+    var parameters = window.location.search.substr(1);
+
+    if (parameters != null &&
+        parameters != '') {
+        var result = {};
+        var tokens = parameters.split('&');
+
+        for (var i = 0; i < tokens.length; i++) {
+            var tmp = tokens[i].split('=');
+            if (tmp.length == 2) {
+                result[tmp[0]] = decodeURIComponent(tmp[1]);
+            }
+        }
+
+        return result;
+    }
+    else {
+        return {};
+    }
+}
+
+module Stone {
+
+    //  export declare type InitializationCallback = () => void;
+
+    //  export declare var StoneFrameworkModule : any;
+
+    //const ASSETS_FOLDER : string = "assets/lib";
+    //const WASM_FILENAME : string = "orthanc-framework";
+
+    export class WasmApplication {
+
+        private viewport_: WasmViewport;
+        private canvasId_: string;
+
+        private pimpl_: any; // Private pointer to the underlying WebAssembly C++ object
+
+        public constructor(canvasId: string) {
+            this.canvasId_ = canvasId;
+            //this.module_ = module;
+        }
+    }
+}
+
+
+function InitializeWasmApplication(canvasId: string): void {
+
+    /************************************** */
+    CreateWasmApplication();
+
+    // parse uri and transmit the parameters to the app before initializing it
+    var parameters = GetUriParameters();
+
+    for (var key in parameters) {
+        if (parameters.hasOwnProperty(key)) {
+            SetStartupParameter(key, parameters[key]);
+        }
+    }
+
+    StartWasmApplication();
+    /************************************** */
+
+    UpdateContentThread();
+}
+
+// Wait for the Orthanc Framework to be initialized (this initializes
+// the WebAssembly environment) and then, create and initialize the Wasm application
+Stone.Framework.Initialize(true, function () {
+
+    console.log("Connecting C++ methods to JS methods");
+    
+    SetStartupParameter = StoneFrameworkModule.cwrap('SetStartupParameter', null, ['string', 'string']);
+    CreateWasmApplication = StoneFrameworkModule.cwrap('CreateWasmApplication', null, ['number']);
+    CreateCppViewport = StoneFrameworkModule.cwrap('CreateCppViewport', 'number', []);
+    ReleaseCppViewport = StoneFrameworkModule.cwrap('ReleaseCppViewport', null, ['number']);
+    StartWasmApplication = StoneFrameworkModule.cwrap('StartWasmApplication', null, ['number']);
+
+    WasmWebService_NotifySuccess = StoneFrameworkModule.cwrap('WasmWebService_NotifySuccess', null, ['number', 'string', 'array', 'number', 'number']);
+    WasmWebService_NotifyError = StoneFrameworkModule.cwrap('WasmWebService_NotifyError', null, ['number', 'string', 'number']);
+    NotifyUpdateContent = StoneFrameworkModule.cwrap('NotifyUpdateContent', null, []);
+
+    // Prevent scrolling
+    document.body.addEventListener('touchmove', function (event) {
+        event.preventDefault();
+    }, false);
+
+
+    InitializeWasmApplication("canvas");
+});
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