Mercurial > hg > orthanc-stone
annotate Samples/WebAssembly/SingleFrameViewer/SingleFrameViewerApp.js @ 1370:28eb7106ef44 broker
Changes to GuiAdapter to allow it to work correctly with both new and old
Emscripten event selection rules that are defined by the DISABLE_DEPRECATED_FIND_EVENT_TARGET_BEHAVIOR linker flag.
Doc has been added to GuiAdapter.cpp, should you require more info on
what has been done.
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 20 Apr 2020 13:08:43 +0200 |
parents | c0e4eb14c912 |
children | 240531afdd2d |
rev | line source |
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1 |
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2 // This object wraps the functions exposed by the wasm module |
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3 |
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4 const WasmModuleWrapper = function() { |
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5 this._InitializeViewport = undefined; |
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6 this._LoadOrthanc = undefined; |
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7 this._LoadDicomWeb = undefined; |
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8 }; |
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9 |
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10 WasmModuleWrapper.prototype.Setup = function(Module) { |
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11 this._InitializeViewport = Module.cwrap('InitializeViewport', null, [ 'string' ]); |
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12 this._LoadOrthanc = Module.cwrap('LoadOrthanc', null, [ 'string', 'int' ]); |
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13 this._LoadDicomWeb = Module.cwrap('LoadDicomWeb', null, [ 'string', 'string', 'string', 'string', 'int' ]); |
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14 }; |
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15 |
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16 WasmModuleWrapper.prototype.InitializeViewport = function(canvasId) { |
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17 this._InitializeViewport(canvasId); |
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18 }; |
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19 |
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20 WasmModuleWrapper.prototype.LoadOrthanc = function(instance, frame) { |
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21 this._LoadOrthanc(instance, frame); |
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22 }; |
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23 |
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24 WasmModuleWrapper.prototype.LoadDicomWeb = function(server, studyInstanceUid, seriesInstanceUid, sopInstanceUid, frame) { |
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25 this._LoadDicomWeb(server, studyInstanceUid, seriesInstanceUid, sopInstanceUid, frame); |
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26 }; |
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27 |
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28 var moduleWrapper = new WasmModuleWrapper(); |
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29 |
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30 $(document).ready(function() { |
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31 |
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32 window.addEventListener('StoneInitialized', function() { |
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33 stone.Setup(Module); |
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34 console.warn('Native Stone properly intialized'); |
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35 |
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36 stone.InitializeViewport('viewport'); |
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37 }); |
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38 |
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39 window.addEventListener('StoneException', function() { |
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40 alert('Exception caught in Stone'); |
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41 }); |
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42 |
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43 var scriptSource; |
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44 |
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45 if ('WebAssembly' in window) { |
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46 console.warn('Loading WebAssembly'); |
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47 scriptSource = 'SingleFrameViewerWasm.js'; |
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48 } else { |
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49 console.error('Your browser does not support WebAssembly!'); |
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50 } |
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51 |
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52 // Option 1: Loading script using plain HTML |
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53 |
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54 /* |
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55 var script = document.createElement('script'); |
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56 script.src = scriptSource; |
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57 script.type = 'text/javascript'; |
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58 document.body.appendChild(script); |
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59 */ |
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60 |
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61 // Option 2: Loading script using AJAX (gives the opportunity to |
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62 // report explicit errors) |
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63 |
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64 axios.get(scriptSource) |
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65 .then(function (response) { |
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66 var script = document.createElement('script'); |
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67 script.innerHTML = response.data; |
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68 script.type = 'text/javascript'; |
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69 document.body.appendChild(script); |
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70 }) |
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71 .catch(function (error) { |
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72 alert('Cannot load the WebAssembly framework'); |
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73 }); |
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74 }); |
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75 |
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76 |
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77 $('#orthancLoad').click(function() { |
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78 stone.LoadOrthanc($('#orthancInstance').val(), |
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79 $('#orthancFrame').val()); |
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80 }); |
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81 |
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82 |
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83 $('#dicomWebLoad').click(function() { |
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84 stone.LoadDicomWeb($('#dicomWebServer').val(), |
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85 $('#dicomWebStudy').val(), |
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86 $('#dicomWebSeries').val(), |
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87 $('#dicomWebInstance').val(), |
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88 $('#dicomWebFrame').val()); |
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89 }); |