Mercurial > hg > orthanc-stone
annotate Platforms/WebAssembly/wasm-application.ts @ 231:5027cb2feb51 am
viewport is now part of the Application itself and not global anymore
| author | am@osimis.io |
|---|---|
| date | Thu, 14 Jun 2018 18:49:19 +0200 |
| parents | 7d2631320615 |
| children | 68856534f005 |
| rev | line source |
|---|---|
| 225 | 1 ///<reference path='stone-framework-loader.ts'/> |
| 229 | 2 ///<reference path='wasm-viewport.ts'/> |
| 225 | 3 |
| 230 | 4 if (!('WebAssembly' in window)) { |
| 5 alert('Sorry, your browser does not support WebAssembly :('); | |
| 6 } | |
| 7 | |
| 8 declare var StoneFrameworkModule : Stone.Framework; | |
| 9 | |
| 10 // global functions | |
| 11 var WasmWebService_NotifyError: Function = null; | |
| 12 var WasmWebService_NotifySuccess: Function = null; | |
| 13 var NotifyUpdateContent: Function = null; | |
| 14 var SetStartupParameter: Function = null; | |
| 15 var CreateWasmApplication: Function = null; | |
| 16 var CreateCppViewport: Function = null; | |
| 17 var ReleaseCppViewport: Function = null; | |
| 18 var StartWasmApplication: Function = null; | |
| 19 | |
| 20 | |
| 21 function UpdateContentThread() { | |
| 22 if (NotifyUpdateContent != null) { | |
| 23 NotifyUpdateContent(); | |
| 24 } | |
| 25 | |
| 26 setTimeout(UpdateContentThread, 100); // Update the viewport content every 100ms if need be | |
| 27 } | |
| 28 | |
| 29 | |
| 30 function GetUriParameters() { | |
| 31 var parameters = window.location.search.substr(1); | |
| 32 | |
| 33 if (parameters != null && | |
| 34 parameters != '') { | |
| 35 var result = {}; | |
| 36 var tokens = parameters.split('&'); | |
| 37 | |
| 38 for (var i = 0; i < tokens.length; i++) { | |
| 39 var tmp = tokens[i].split('='); | |
| 40 if (tmp.length == 2) { | |
| 41 result[tmp[0]] = decodeURIComponent(tmp[1]); | |
| 42 } | |
| 43 } | |
| 44 | |
| 45 return result; | |
| 46 } | |
| 47 else { | |
| 48 return {}; | |
| 49 } | |
| 50 } | |
| 51 | |
| 229 | 52 module Stone { |
| 230 | 53 |
| 229 | 54 // export declare type InitializationCallback = () => void; |
| 230 | 55 |
| 229 | 56 // export declare var StoneFrameworkModule : any; |
| 230 | 57 |
| 58 //const ASSETS_FOLDER : string = "assets/lib"; | |
| 59 //const WASM_FILENAME : string = "orthanc-framework"; | |
| 60 | |
| 61 export class WasmApplication { | |
| 62 | |
| 63 private viewport_: WasmViewport; | |
| 229 | 64 private canvasId_: string; |
| 230 | 65 |
| 66 private pimpl_: any; // Private pointer to the underlying WebAssembly C++ object | |
| 67 | |
| 229 | 68 public constructor(canvasId: string) { |
| 230 | 69 this.canvasId_ = canvasId; |
| 229 | 70 //this.module_ = module; |
| 71 } | |
| 72 } | |
| 73 } | |
| 230 | 74 |
| 75 | |
| 76 function InitializeWasmApplication(canvasId: string): void { | |
| 77 | |
| 78 /************************************** */ | |
| 79 CreateWasmApplication(); | |
| 226 | 80 |
| 230 | 81 // parse uri and transmit the parameters to the app before initializing it |
| 82 var parameters = GetUriParameters(); | |
| 83 | |
| 84 for (var key in parameters) { | |
| 85 if (parameters.hasOwnProperty(key)) { | |
| 86 SetStartupParameter(key, parameters[key]); | |
| 87 } | |
| 88 } | |
| 89 | |
|
231
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
230
diff
changeset
|
90 StartWasmApplication(); |
| 230 | 91 /************************************** */ |
| 92 | |
| 93 UpdateContentThread(); | |
| 94 } | |
| 226 | 95 |
| 225 | 96 // Wait for the Orthanc Framework to be initialized (this initializes |
| 229 | 97 // the WebAssembly environment) and then, create and initialize the Wasm application |
| 230 | 98 Stone.Framework.Initialize(true, function () { |
| 99 | |
| 100 console.log("Connecting C++ methods to JS methods"); | |
| 101 | |
| 102 SetStartupParameter = StoneFrameworkModule.cwrap('SetStartupParameter', null, ['string', 'string']); | |
|
231
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
230
diff
changeset
|
103 CreateWasmApplication = StoneFrameworkModule.cwrap('CreateWasmApplication', null, ['number']); |
|
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
230
diff
changeset
|
104 CreateCppViewport = StoneFrameworkModule.cwrap('CreateCppViewport', 'number', []); |
|
5027cb2feb51
viewport is now part of the Application itself and not global anymore
am@osimis.io
parents:
230
diff
changeset
|
105 ReleaseCppViewport = StoneFrameworkModule.cwrap('ReleaseCppViewport', null, ['number']); |
| 230 | 106 StartWasmApplication = StoneFrameworkModule.cwrap('StartWasmApplication', null, []); |
| 107 | |
| 108 WasmWebService_NotifySuccess = StoneFrameworkModule.cwrap('WasmWebService_NotifySuccess', null, ['number', 'string', 'array', 'number', 'number']); | |
| 109 WasmWebService_NotifyError = StoneFrameworkModule.cwrap('WasmWebService_NotifyError', null, ['number', 'string', 'number']); | |
| 110 NotifyUpdateContent = StoneFrameworkModule.cwrap('NotifyUpdateContent', null, []); | |
| 111 | |
| 112 // Prevent scrolling | |
| 113 document.body.addEventListener('touchmove', function (event) { | |
| 114 event.preventDefault(); | |
| 115 }, false); | |
| 116 | |
| 117 | |
| 229 | 118 InitializeWasmApplication("canvas"); |
| 225 | 119 }); |