HoshinoKoji/psychojs
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Code Actions Packages Releases Activity
756c4986fa
psychojs/docs/core_PsychoJS.js.html
Alain Pitiot 858bbb067c improved survey stimulus
2022-09-12 13:20:16 +02:00

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<title>core/PsychoJS.js - PsychoJS API</title>
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<h2><a href="index.html">Home</a></h2><h2><a href="https://psychopy.org" target="_blank" class="menu-item" id="website_link" >Project Website</a></h2><h2><a href="https://discourse.psychopy.org/" target="_blank" class="menu-item" id="forum_link" >Forum</a></h2><h2><a href="https://github.com/psychopy/psychojs" target="_blank" class="menu-item" id="github_link" >Github</a></h2><h3>Modules</h3><ul><li><a href="module-core.html">core</a></li><li><a href="module-data.html">data</a></li><li><a href="module-sound.html">sound</a></li><li><a href="module-util.html">util</a><ul class='methods'><li data-type='method'><a href="module-util.html#~_match">_match</a></li></ul></li><li></li><li><a href="module-visual.html">visual</a></li></ul><h3>Classes</h3><ul><li><a href="AudioClip.html">AudioClip</a><ul class='methods'><li data-type='method'><a href="AudioClip.html#_base64ArrayBuffer">_base64ArrayBuffer</a></li><li data-type='method'><a href="AudioClip.html#_decodeAudio">_decodeAudio</a></li><li data-type='method'><a href="AudioClip.html#_GoogleTranscribe">_GoogleTranscribe</a></li><li data-type='method'><a href="AudioClip.html#download">download</a></li><li data-type='method'><a href="AudioClip.html#getDuration">getDuration</a></li><li data-type='method'><a href="AudioClip.html#setVolume">setVolume</a></li><li data-type='method'><a href="AudioClip.html#startPlayback">startPlayback</a></li><li data-type='method'><a href="AudioClip.html#stopPlayback">stopPlayback</a></li><li data-type='method'><a href="AudioClip.html#transcribe">transcribe</a></li><li data-type='method'><a href="AudioClip.html#upload">upload</a></li></ul></li><li><a href="AudioClipPlayer.html">AudioClipPlayer</a><ul class='methods'><li data-type='method'><a href="AudioClipPlayer.html#getDuration">getDuration</a></li><li data-type='method'><a href="AudioClipPlayer.html#play">play</a></li><li data-type='method'><a href="AudioClipPlayer.html#setDuration">setDuration</a></li><li data-type='method'><a href="AudioClipPlayer.html#setLoops">setLoops</a></li><li data-type='method'><a href="AudioClipPlayer.html#setVolume">setVolume</a></li><li data-type='method'><a href="AudioClipPlayer.html#stop">stop</a></li></ul></li><li><a href="BuilderKeyResponse.html">BuilderKeyResponse</a></li><li><a href="ButtonStim.html">ButtonStim</a><ul class='methods'><li data-type='method'><a href="ButtonStim.html#_addEventListeners">_addEventListeners</a></li><li data-type='method'><a href="ButtonStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="ButtonStim.html#_getAnchor">_getAnchor</a></li><li data-type='method'><a href="ButtonStim.html#_getDefaultLetterHeight">_getDefaultLetterHeight</a></li><li data-type='method'><a href="ButtonStim.html#_getTextInputOptions">_getTextInputOptions</a></li><li data-type='method'><a href="ButtonStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="ButtonStim.html#clear">clear</a></li><li data-type='method'><a href="ButtonStim.html#getText">getText</a></li><li data-type='method'><a href="ButtonStim.html#reset">reset</a></li><li data-type='method'><a href="ButtonStim.html#setAlignment">setAlignment</a></li><li data-type='method'><a href="ButtonStim.html#setAnchor">setAnchor</a></li><li data-type='method'><a href="ButtonStim.html#setBorderColor">setBorderColor</a></li><li data-type='method'><a href="ButtonStim.html#setColor">setColor</a></li><li data-type='method'><a href="ButtonStim.html#setFillColor">setFillColor</a></li><li data-type='method'><a href="ButtonStim.html#setFitToContent">setFitToContent</a></li><li data-type='method'><a href="ButtonStim.html#setFont">setFont</a></li><li data-type='method'><a href="ButtonStim.html#setLanguageStyle">setLanguageStyle</a></li><li data-type='method'><a href="ButtonStim.html#setLetterHeight">setLetterHeight</a></li><li data-type='method'><a href="ButtonStim.html#setSize">setSize</a></li><li data-type='method'><a href="ButtonStim.html#setText">setText</a></li></ul></li><li><a href="Clock.html">Clock</a><ul class='methods'><li data-type='method'><a href="Clock.html#add">add</a></li><li data-type='method'><a href="Clock.html#getLastResetTime">getLastResetTime</a></li><li data-type='method'><a href="Clock.html#getTime">getTime</a></li><li data-type='method'><a href="Clock.html#reset">reset</a></li></ul></li><li><a href="Color.html">Color</a><ul class='methods'><li data-type='method'><a href="Color.html#toString">toString</a></li></ul></li><li><a href="CountdownTimer.html">CountdownTimer</a><ul class='methods'><li data-type='method'><a href="CountdownTimer.html#add">add</a></li><li data-type='method'><a href="CountdownTimer.html#getLastResetTime">getLastResetTime</a></li><li data-type='method'><a href="CountdownTimer.html#getTime">getTime</a></li><li data-type='method'><a href="CountdownTimer.html#reset">reset</a></li></ul></li><li><a href="EventEmitter.html">EventEmitter</a><ul class='methods'><li data-type='method'><a href="EventEmitter.html#emit">emit</a></li><li data-type='method'><a href="EventEmitter.html#off">off</a></li><li data-type='method'><a href="EventEmitter.html#on">on</a></li><li data-type='method'><a href="EventEmitter.html#once">once</a></li></ul></li><li><a href="EventManager.html">EventManager</a><ul class='methods'><li data-type='method'><a href="EventManager.html#_addKeyListeners">_addKeyListeners</a></li><li data-type='method'><a href="EventManager.html#addMouseListeners">addMouseListeners</a></li><li data-type='method'><a href="EventManager.html#clearEvents">clearEvents</a></li><li data-type='method'><a href="EventManager.html#clearKeys">clearKeys</a></li><li data-type='method'><a href="EventManager.html#getKeys">getKeys</a></li><li data-type='method'><a href="EventManager.html#getMouseInfo">getMouseInfo</a></li><li data-type='method'><a href="EventManager.html#resetMoveClock">resetMoveClock</a></li><li data-type='method'><a href="EventManager.html#startMoveClock">startMoveClock</a></li><li data-type='method'><a href="EventManager.html#stopMoveClock">stopMoveClock</a></li></ul></li><li><a href="ExperimentHandler.html">ExperimentHandler</a><ul class='methods'><li data-type='method'><a href="ExperimentHandler.html#addData">addData</a></li><li data-type='method'><a href="ExperimentHandler.html#addLoop">addLoop</a></li><li data-type='method'><a href="ExperimentHandler.html#isEntryEmpty">isEntryEmpty</a></li><li data-type='method'><a href="ExperimentHandler.html#nextEntry">nextEntry</a></li><li data-type='method'><a href="ExperimentHandler.html#removeLoop">removeLoop</a></li><li data-type='method'><a href="ExperimentHandler.html#save">save</a></li></ul></li><li><a href="FaceDetector.html">FaceDetector</a><ul class='methods'><li data-type='method'><a href="FaceDetector.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="FaceDetector.html#_initFaceApi">_initFaceApi</a></li><li data-type='method'><a href="FaceDetector.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="FaceDetector.html#isReady">isReady</a></li><li data-type='method'><a href="FaceDetector.html#setInput">setInput</a></li><li data-type='method'><a href="FaceDetector.html#start">start</a></li><li data-type='method'><a href="FaceDetector.html#stop">stop</a></li></ul></li><li><a href="Form.html">Form</a><ul class='methods'><li data-type='method'><a href="Form.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="Form.html#_getBoundingBox_px">_getBoundingBox_px</a></li><li data-type='method'><a href="Form.html#_importItems">_importItems</a></li><li data-type='method'><a href="Form.html#_onChange">_onChange</a></li><li data-type='method'><a href="Form.html#_processItems">_processItems</a></li><li data-type='method'><a href="Form.html#_sanitizeItems">_sanitizeItems</a></li><li data-type='method'><a href="Form.html#_setupStimuli">_setupStimuli</a></li><li data-type='method'><a href="Form.html#_updateDecorations">_updateDecorations</a></li><li data-type='method'><a href="Form.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="Form.html#_updateVisibleStimuli">_updateVisibleStimuli</a></li><li data-type='method'><a href="Form.html#addDataToExp">addDataToExp</a></li><li data-type='method'><a href="Form.html#contains">contains</a></li><li data-type='method'><a href="Form.html#draw">draw</a></li><li data-type='method'><a href="Form.html#formComplete">formComplete</a></li><li data-type='method'><a href="Form.html#getData">getData</a></li><li data-type='method'><a href="Form.html#hide">hide</a></li><li data-type='method'><a href="Form.html#refresh">refresh</a></li><li data-type='method'><a href="Form.html#release">release</a></li><li data-type='method'><a href="Form.html#reset">reset</a></li><li data-type='method'><a href="Form.html#setAutoDraw">setAutoDraw</a></li><li data-type='method'><a href="Form.html#setDepth">setDepth</a></li><li data-type='method'><a href="Form.html#setOri">setOri</a></li><li data-type='method'><a href="Form.html#setPos">setPos</a></li><li data-type='method'><a href="Form.html#setSize">setSize</a></li></ul></li><li><a href="GratingStim.html">GratingStim</a><ul class='methods'><li data-type='method'><a href="GratingStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="GratingStim.html#_getDisplaySize">_getDisplaySize</a></li><li data-type='method'><a href="GratingStim.html#_getPixiMeshFromPredefinedShaders">_getPixiMeshFromPredefinedShaders</a></li><li data-type='method'><a href="GratingStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="GratingStim.html#setBlendmode">setBlendmode</a></li><li data-type='method'><a href="GratingStim.html#setColor">setColor</a></li><li data-type='method'><a href="GratingStim.html#setColorSpace">setColorSpace</a></li><li data-type='method'><a href="GratingStim.html#setInterpolate">setInterpolate</a></li><li data-type='method'><a href="GratingStim.html#setMask">setMask</a></li><li data-type='method'><a href="GratingStim.html#setOpacity">setOpacity</a></li><li data-type='method'><a href="GratingStim.html#setPhase">setPhase</a></li><li data-type='method'><a href="GratingStim.html#setSF">setSF</a></li><li data-type='method'><a href="GratingStim.html#setTex">setTex</a></li></ul></li><li><a href="GUI.html">GUI</a><ul class='methods'><li data-type='method'><a href="GUI.html#_onCancelExperiment">_onCancelExperiment</a></li><li data-type='method'><a href="GUI.html#_onResourceEvents">_onResourceEvents</a></li><li data-type='method'><a href="GUI.html#_onStartExperiment">_onStartExperiment</a></li><li data-type='method'><a href="GUI.html#_setProgressMessage">_setProgressMessage</a></li><li data-type='method'><a href="GUI.html#_updateDialog">_updateDialog</a></li><li data-type='method'><a href="GUI.html#_updateProgressBar">_updateProgressBar</a></li><li data-type='method'><a href="GUI.html#_userFriendlyError">_userFriendlyError</a></li><li data-type='method'><a href="GUI.html#closeDialog">closeDialog</a></li><li data-type='method'><a href="GUI.html#dialog">dialog</a></li><li data-type='method'><a href="GUI.html#DlgFromDict">DlgFromDict</a></li><li data-type='method'><a href="GUI.html#finishDialog">finishDialog</a></li></ul></li><li><a href="ImageStim.html">ImageStim</a><ul class='methods'><li data-type='method'><a href="ImageStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="ImageStim.html#_getDisplaySize">_getDisplaySize</a></li><li data-type='method'><a href="ImageStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="ImageStim.html#setImage">setImage</a></li><li data-type='method'><a href="ImageStim.html#setInterpolate">setInterpolate</a></li><li data-type='method'><a href="ImageStim.html#setMask">setMask</a></li></ul></li><li><a href="Keyboard.html">Keyboard</a><ul class='methods'><li data-type='method'><a href="Keyboard.html#_addKeyListeners">_addKeyListeners</a></li><li data-type='method'><a href="Keyboard.html#clearEvents">clearEvents</a></li><li data-type='method'><a href="Keyboard.html#getEvents">getEvents</a></li><li data-type='method'><a href="Keyboard.html#getKeys">getKeys</a></li><li data-type='method'><a href="Keyboard.html#start">start</a></li><li data-type='method'><a href="Keyboard.html#stop">stop</a></li></ul></li><li><a href="KeyPress.html">KeyPress</a></li><li><a href="Logger.html">Logger</a><ul class='methods'><li data-type='method'><a href="Logger.html#_customConsoleLayout">_customConsoleLayout</a></li><li data-type='method'><a href="Logger.html#_getValue">_getValue</a></li><li data-type='method'><a href="Logger.html#_throttle">_throttle</a></li><li data-type='method'><a href="Logger.html#data">data</a></li><li data-type='method'><a href="Logger.html#exp">exp</a></li><li data-type='method'><a href="Logger.html#flush">flush</a></li><li data-type='method'><a href="Logger.html#log">log</a></li><li data-type='method'><a href="Logger.html#setLevel">setLevel</a></li></ul></li><li><a href="Microphone.html">Microphone</a><ul class='methods'><li data-type='method'><a href="Microphone.html#_onChange">_onChange</a></li><li data-type='method'><a href="Microphone.html#_prepareRecording">_prepareRecording</a></li><li data-type='method'><a href="Microphone.html#download">download</a></li><li data-type='method'><a href="Microphone.html#flush">flush</a></li><li data-type='method'><a href="Microphone.html#getRecording">getRecording</a></li><li data-type='method'><a href="Microphone.html#pause">pause</a></li><li data-type='method'><a href="Microphone.html#resume">resume</a></li><li data-type='method'><a href="Microphone.html#start">start</a></li><li data-type='method'><a href="Microphone.html#stop">stop</a></li><li data-type='method'><a href="Microphone.html#upload">upload</a></li></ul></li><li><a href="MinimalStim.html">MinimalStim</a><ul class='methods'><li data-type='method'><a href="MinimalStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="MinimalStim.html#contains">contains</a></li><li data-type='method'><a href="MinimalStim.html#draw">draw</a></li><li data-type='method'><a href="MinimalStim.html#hide">hide</a></li><li data-type='method'><a href="MinimalStim.html#release">release</a></li><li data-type='method'><a href="MinimalStim.html#setAutoDraw">setAutoDraw</a></li></ul></li><li><a href="module-core.PsychoJS.html">PsychoJS</a><ul class='methods'><li data-type='method'><a href="module-core.PsychoJS.html#_captureErrors">_captureErrors</a></li><li data-type='method'><a href="module-core.PsychoJS.html#_configure">_configure</a></li><li data-type='method'><a href="module-core.PsychoJS.html#_getParticipantIPInfo">_getParticipantIPInfo</a></li><li data-type='method'><a href="module-core.PsychoJS.html#_makeStatusTopLevel">_makeStatusTopLevel</a></li><li data-type='method'><a href="module-core.PsychoJS.html#getEnvironment">getEnvironment</a></li><li data-type='method'><a href="module-core.PsychoJS.html#importAttributes">importAttributes</a></li><li data-type='method'><a href="module-core.PsychoJS.html#openWindow">openWindow</a></li><li data-type='method'><a href="module-core.PsychoJS.html#quit">quit</a></li><li data-type='method'><a href="module-core.PsychoJS.html#schedule">schedule</a></li><li data-type='method'><a href="module-core.PsychoJS.html#scheduleCondition">scheduleCondition</a></li><li data-type='method'><a href="module-core.PsychoJS.html#setRedirectUrls">setRedirectUrls</a></li><li data-type='method'><a href="module-core.PsychoJS.html#start">start</a></li><li data-type='method'><a href="module-core.PsychoJS.html#waitForResources">waitForResources</a></li></ul></li><li><a href="module-data.TrialHandler.html">TrialHandler</a><ul class='methods'><li data-type='method'><a href="module-data.TrialHandler.html#_prepareSequence">_prepareSequence</a></li><li data-type='method'><a href="module-data.TrialHandler.html#_prepareTrialList">_prepareTrialList</a></li><li data-type='method'><a href="module-data.TrialHandler.html#addData">addData</a></li><li data-type='method'><a href="module-data.TrialHandler.html#forEach">forEach</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getAttributes">getAttributes</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getCurrentTrial">getCurrentTrial</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getEarlierTrial">getEarlierTrial</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getFutureTrial">getFutureTrial</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getSnapshot">getSnapshot</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getTrial">getTrial</a></li><li data-type='method'><a href="module-data.TrialHandler.html#getTrialIndex">getTrialIndex</a></li><li data-type='method'><a href="module-data.TrialHandler.html#next">next</a></li><li data-type='method'><a href="module-data.TrialHandler.html#setSeed">setSeed</a></li><li data-type='method'><a href="module-data.TrialHandler.html#setTrialIndex">setTrialIndex</a></li><li data-type='method'><a href="module-data.TrialHandler.html#Symbol.iterator">Symbol.iterator</a></li></ul></li><li><a href="module-hardware.Camera.html">Camera</a><ul class='methods'><li data-type='method'><a href="module-hardware.Camera.html#_onChange">_onChange</a></li><li data-type='method'><a href="module-hardware.Camera.html#_prepareRecording">_prepareRecording</a></li><li data-type='method'><a href="module-hardware.Camera.html#_upload">_upload</a></li><li data-type='method'><a href="module-hardware.Camera.html#authorize">authorize</a></li><li data-type='method'><a href="module-hardware.Camera.html#close">close</a></li><li data-type='method'><a href="module-hardware.Camera.html#flush">flush</a></li><li data-type='method'><a href="module-hardware.Camera.html#getRecording">getRecording</a></li><li data-type='method'><a href="module-hardware.Camera.html#getStream">getStream</a></li><li data-type='method'><a href="module-hardware.Camera.html#getVideo">getVideo</a></li><li data-type='method'><a href="module-hardware.Camera.html#isReady">isReady</a></li><li data-type='method'><a href="module-hardware.Camera.html#open">open</a></li><li data-type='method'><a href="module-hardware.Camera.html#pause">pause</a></li><li data-type='method'><a href="module-hardware.Camera.html#record">record</a></li><li data-type='method'><a href="module-hardware.Camera.html#resume">resume</a></li><li data-type='method'><a href="module-hardware.Camera.html#stop">stop</a></li></ul></li><li><a href="module-sound.Sound.html">Sound</a><ul class='methods'><li data-type='method'><a href="module-sound.Sound.html#_getPlayer">_getPlayer</a></li><li data-type='method'><a href="module-sound.Sound.html#getDuration">getDuration</a></li><li data-type='method'><a href="module-sound.Sound.html#play">play</a></li><li data-type='method'><a href="module-sound.Sound.html#setLoops">setLoops</a></li><li data-type='method'><a href="module-sound.Sound.html#setSecs">setSecs</a></li><li data-type='method'><a href="module-sound.Sound.html#setSound">setSound</a></li><li data-type='method'><a href="module-sound.Sound.html#setVolume">setVolume</a></li><li data-type='method'><a href="module-sound.Sound.html#stop">stop</a></li></ul></li><li><a href="module-util.PsychObject.html">PsychObject</a><ul class='methods'><li data-type='method'><a href="module-util.PsychObject.html#_addAttribute">_addAttribute</a></li><li data-type='method'><a href="module-util.PsychObject.html#_setAttribute">_setAttribute</a></li><li data-type='method'><a href="module-util.PsychObject.html#emit">emit</a></li><li data-type='method'><a href="module-util.PsychObject.html#off">off</a></li><li data-type='method'><a href="module-util.PsychObject.html#on">on</a></li><li data-type='method'><a href="module-util.PsychObject.html#once">once</a></li><li data-type='method'><a href="module-util.PsychObject.html#toString">toString</a></li></ul></li><li><a href="module-visual.VisualStim.html">VisualStim</a><ul class='methods'><li data-type='method'><a href="module-visual.VisualStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="module-visual.VisualStim.html#_getBoundingBox_px">_getBoundingBox_px</a></li><li data-type='method'><a href="module-visual.VisualStim.html#_onChange">_onChange</a></li><li data-type='method'><a href="module-visual.VisualStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="module-visual.VisualStim.html#contains">contains</a></li><li data-type='method'><a href="module-visual.VisualStim.html#draw">draw</a></li><li data-type='method'><a href="module-visual.VisualStim.html#hide">hide</a></li><li data-type='method'><a href="module-visual.VisualStim.html#refresh">refresh</a></li><li data-type='method'><a href="module-visual.VisualStim.html#release">release</a></li><li data-type='method'><a href="module-visual.VisualStim.html#setAutoDraw">setAutoDraw</a></li><li data-type='method'><a href="module-visual.VisualStim.html#setDepth">setDepth</a></li><li data-type='method'><a href="module-visual.VisualStim.html#setOri">setOri</a></li><li data-type='method'><a href="module-visual.VisualStim.html#setPos">setPos</a></li><li data-type='method'><a href="module-visual.VisualStim.html#setSize">setSize</a></li></ul></li><li><a href="MonotonicClock.html">MonotonicClock</a><ul class='methods'><li data-type='method'><a href="MonotonicClock.html#getLastResetTime">getLastResetTime</a></li><li data-type='method'><a href="MonotonicClock.html#getTime">getTime</a></li></ul></li><li><a href="Mouse.html">Mouse</a><ul class='methods'><li data-type='method'><a href="Mouse.html#clickReset">clickReset</a></li><li data-type='method'><a href="Mouse.html#getPos">getPos</a></li><li data-type='method'><a href="Mouse.html#getPressed">getPressed</a></li><li data-type='method'><a href="Mouse.html#getRel">getRel</a></li><li data-type='method'><a href="Mouse.html#getWheelRel">getWheelRel</a></li><li data-type='method'><a href="Mouse.html#isPressedIn">isPressedIn</a></li><li data-type='method'><a href="Mouse.html#mouseMoved">mouseMoved</a></li><li data-type='method'><a href="Mouse.html#mouseMoveTime">mouseMoveTime</a></li></ul></li><li><a href="MovieStim.html">MovieStim</a><ul class='methods'><li data-type='method'><a href="MovieStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="MovieStim.html#_getDisplaySize">_getDisplaySize</a></li><li data-type='method'><a href="MovieStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="MovieStim.html#pause">pause</a></li><li data-type='method'><a href="MovieStim.html#play">play</a></li><li data-type='method'><a href="MovieStim.html#reset">reset</a></li><li data-type='method'><a href="MovieStim.html#seek">seek</a></li><li data-type='method'><a href="MovieStim.html#setMovie">setMovie</a></li><li data-type='method'><a href="MovieStim.html#stop">stop</a></li></ul></li><li><a href="MultiStairHandler.html">MultiStairHandler</a><ul class='methods'><li data-type='method'><a href="MultiStairHandler.html#_nextTrial">_nextTrial</a></li><li data-type='method'><a href="MultiStairHandler.html#_prepareStaircases">_prepareStaircases</a></li><li data-type='method'><a href="MultiStairHandler.html#_validateConditions">_validateConditions</a></li><li data-type='method'><a href="MultiStairHandler.html#addResponse">addResponse</a></li></ul></li><li><a href="Polygon.html">Polygon</a><ul class='methods'><li data-type='method'><a href="Polygon.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="Polygon.html#_getPixiPolygon">_getPixiPolygon</a></li><li data-type='method'><a href="Polygon.html#_getVertices_px">_getVertices_px</a></li><li data-type='method'><a href="Polygon.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="Polygon.html#contains">contains</a></li><li data-type='method'><a href="Polygon.html#setEdges">setEdges</a></li><li data-type='method'><a href="Polygon.html#setRadius">setRadius</a></li><li data-type='method'><a href="Polygon.html#setVertices">setVertices</a></li></ul></li><li><a href="QuestHandler.html">QuestHandler</a><ul class='methods'><li data-type='method'><a href="QuestHandler.html#_estimateQuestValue">_estimateQuestValue</a></li><li data-type='method'><a href="QuestHandler.html#_setupJsQuest">_setupJsQuest</a></li><li data-type='method'><a href="QuestHandler.html#addResponse">addResponse</a></li><li data-type='method'><a href="QuestHandler.html#confInterval">confInterval</a></li><li data-type='method'><a href="QuestHandler.html#getQuestValue">getQuestValue</a></li><li data-type='method'><a href="QuestHandler.html#mean">mean</a></li><li data-type='method'><a href="QuestHandler.html#mode">mode</a></li><li data-type='method'><a href="QuestHandler.html#quantile">quantile</a></li><li data-type='method'><a href="QuestHandler.html#sd">sd</a></li><li data-type='method'><a href="QuestHandler.html#setMethod">setMethod</a></li><li data-type='method'><a href="QuestHandler.html#simulate">simulate</a></li></ul></li><li><a href="Rect.html">Rect</a><ul class='methods'><li data-type='method'><a href="Rect.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="Rect.html#_getPixiPolygon">_getPixiPolygon</a></li><li data-type='method'><a href="Rect.html#_getVertices_px">_getVertices_px</a></li><li data-type='method'><a href="Rect.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="Rect.html#_updateVertices">_updateVertices</a></li><li data-type='method'><a href="Rect.html#contains">contains</a></li><li data-type='method'><a href="Rect.html#setHeight">setHeight</a></li><li data-type='method'><a href="Rect.html#setVertices">setVertices</a></li><li data-type='method'><a href="Rect.html#setWidth">setWidth</a></li></ul></li><li><a href="Scheduler.html">Scheduler</a><ul class='methods'><li data-type='method'><a href="Scheduler.html#add">add</a></li><li data-type='method'><a href="Scheduler.html#addConditional">addConditional</a></li><li data-type='method'><a href="Scheduler.html#start">start</a></li><li data-type='method'><a href="Scheduler.html#stop">stop</a></li></ul></li><li><a href="ServerManager.html">ServerManager</a><ul class='methods'><li data-type='method'><a href="ServerManager.html#_downloadResources">_downloadResources</a></li><li data-type='method'><a href="ServerManager.html#_listResources">_listResources</a></li><li data-type='method'><a href="ServerManager.html#_queryServerAPI">_queryServerAPI</a></li><li data-type='method'><a href="ServerManager.html#_setupPreloadQueue">_setupPreloadQueue</a></li><li data-type='method'><a href="ServerManager.html#closeSession">closeSession</a></li><li data-type='method'><a href="ServerManager.html#getConfiguration">getConfiguration</a></li><li data-type='method'><a href="ServerManager.html#getResource">getResource</a></li><li data-type='method'><a href="ServerManager.html#getResourceStatus">getResourceStatus</a></li><li data-type='method'><a href="ServerManager.html#openSession">openSession</a></li><li data-type='method'><a href="ServerManager.html#prepareResources">prepareResources</a></li><li data-type='method'><a href="ServerManager.html#resetStatus">resetStatus</a></li><li data-type='method'><a href="ServerManager.html#setStatus">setStatus</a></li><li data-type='method'><a href="ServerManager.html#uploadAudioVideo">uploadAudioVideo</a></li><li data-type='method'><a href="ServerManager.html#uploadData">uploadData</a></li><li data-type='method'><a href="ServerManager.html#uploadLog">uploadLog</a></li><li data-type='method'><a href="ServerManager.html#waitForResources">waitForResources</a></li></ul></li><li><a href="ShapeStim.html">ShapeStim</a><ul class='methods'><li data-type='method'><a href="ShapeStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="ShapeStim.html#_getPixiPolygon">_getPixiPolygon</a></li><li data-type='method'><a href="ShapeStim.html#_getVertices_px">_getVertices_px</a></li><li data-type='method'><a href="ShapeStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="ShapeStim.html#contains">contains</a></li><li data-type='method'><a href="ShapeStim.html#setVertices">setVertices</a></li></ul></li><li><a href="Shelf.html">Shelf</a><ul class='methods'><li data-type='method'><a href="Shelf.html#_checkAvailability">_checkAvailability</a></li><li data-type='method'><a href="Shelf.html#_checkKey">_checkKey</a></li><li data-type='method'><a href="Shelf.html#_getValue">_getValue</a></li><li data-type='method'><a href="Shelf.html#_updateValue">_updateValue</a></li><li data-type='method'><a href="Shelf.html#addIntegerValue">addIntegerValue</a></li><li data-type='method'><a href="Shelf.html#appendListValue">appendListValue</a></li><li data-type='method'><a href="Shelf.html#clearListValue">clearListValue</a></li><li data-type='method'><a href="Shelf.html#counterBalanceSelect">counterBalanceSelect</a></li><li data-type='method'><a href="Shelf.html#flipBooleanValue">flipBooleanValue</a></li><li data-type='method'><a href="Shelf.html#getBooleanValue">getBooleanValue</a></li><li data-type='method'><a href="Shelf.html#getDictionaryFieldNames">getDictionaryFieldNames</a></li><li data-type='method'><a href="Shelf.html#getDictionaryFieldValue">getDictionaryFieldValue</a></li><li data-type='method'><a href="Shelf.html#getDictionaryValue">getDictionaryValue</a></li><li data-type='method'><a href="Shelf.html#getIntegerValue">getIntegerValue</a></li><li data-type='method'><a href="Shelf.html#getListValue">getListValue</a></li><li data-type='method'><a href="Shelf.html#getTextValue">getTextValue</a></li><li data-type='method'><a href="Shelf.html#incrementComponent">incrementComponent</a></li><li data-type='method'><a href="Shelf.html#popListValue">popListValue</a></li><li data-type='method'><a href="Shelf.html#setBooleanValue">setBooleanValue</a></li><li data-type='method'><a href="Shelf.html#setDictionaryFieldValue">setDictionaryFieldValue</a></li><li data-type='method'><a href="Shelf.html#setDictionaryValue">setDictionaryValue</a></li><li data-type='method'><a href="Shelf.html#setIntegerValue">setIntegerValue</a></li><li data-type='method'><a href="Shelf.html#setListValue">setListValue</a></li><li data-type='method'><a href="Shelf.html#setTextValue">setTextValue</a></li><li data-type='method'><a href="Shelf.html#shuffleListValue">shuffleListValue</a></li></ul></li><li><a href="Slider.html">Slider</a><ul class='methods'><li data-type='method'><a href="Slider.html#_addEventListeners">_addEventListeners</a></li><li data-type='method'><a href="Slider.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="Slider.html#_getBoundingBox_px">_getBoundingBox_px</a></li><li data-type='method'><a href="Slider.html#_getPosition_px">_getPosition_px</a></li><li data-type='method'><a href="Slider.html#_getTextStyle">_getTextStyle</a></li><li data-type='method'><a href="Slider.html#_granularise">_granularise</a></li><li data-type='method'><a href="Slider.html#_handlePointerDown">_handlePointerDown</a></li><li data-type='method'><a href="Slider.html#_handlePointerMove">_handlePointerMove</a></li><li data-type='method'><a href="Slider.html#_handlePointerUp">_handlePointerUp</a></li><li data-type='method'><a href="Slider.html#_isHorizontal">_isHorizontal</a></li><li data-type='method'><a href="Slider.html#_onChange">_onChange</a></li><li data-type='method'><a href="Slider.html#_posToRating">_posToRating</a></li><li data-type='method'><a href="Slider.html#_ratingToPos">_ratingToPos</a></li><li data-type='method'><a href="Slider.html#_removeEventListeners">_removeEventListeners</a></li><li data-type='method'><a href="Slider.html#_sanitizeAttributes">_sanitizeAttributes</a></li><li data-type='method'><a href="Slider.html#_setupBar">_setupBar</a></li><li data-type='method'><a href="Slider.html#_setupLabels">_setupLabels</a></li><li data-type='method'><a href="Slider.html#_setupMarker">_setupMarker</a></li><li data-type='method'><a href="Slider.html#_setupSlider">_setupSlider</a></li><li data-type='method'><a href="Slider.html#_setupStyle">_setupStyle</a></li><li data-type='method'><a href="Slider.html#_setupTicks">_setupTicks</a></li><li data-type='method'><a href="Slider.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="Slider.html#contains">contains</a></li><li data-type='method'><a href="Slider.html#draw">draw</a></li><li data-type='method'><a href="Slider.html#getRating">getRating</a></li><li data-type='method'><a href="Slider.html#getRT">getRT</a></li><li data-type='method'><a href="Slider.html#hide">hide</a></li><li data-type='method'><a href="Slider.html#isMarkerDragging">isMarkerDragging</a></li><li data-type='method'><a href="Slider.html#recordRating">recordRating</a></li><li data-type='method'><a href="Slider.html#refresh">refresh</a></li><li data-type='method'><a href="Slider.html#release">release</a></li><li data-type='method'><a href="Slider.html#reset">reset</a></li><li data-type='method'><a href="Slider.html#setAutoDraw">setAutoDraw</a></li><li data-type='method'><a href="Slider.html#setDepth">setDepth</a></li><li data-type='method'><a href="Slider.html#setMarkerPos">setMarkerPos</a></li><li data-type='method'><a href="Slider.html#setOri">setOri</a></li><li data-type='method'><a href="Slider.html#setPos">setPos</a></li><li data-type='method'><a href="Slider.html#setRating">setRating</a></li><li data-type='method'><a href="Slider.html#setReadOnly">setReadOnly</a></li><li data-type='method'><a href="Slider.html#setSize">setSize</a></li></ul></li><li><a href="SpeechRecognition.html">SpeechRecognition</a><ul class='methods'><li data-type='method'><a href="SpeechRecognition.html#_onChange">_onChange</a></li><li data-type='method'><a href="SpeechRecognition.html#_prepareRecognition">_prepareRecognition</a></li><li data-type='method'><a href="SpeechRecognition.html#clearTranscripts">clearTranscripts</a></li><li data-type='method'><a href="SpeechRecognition.html#getTranscripts">getTranscripts</a></li><li data-type='method'><a href="SpeechRecognition.html#start">start</a></li><li data-type='method'><a href="SpeechRecognition.html#stop">stop</a></li></ul></li><li><a href="TextBox.html">TextBox</a><ul class='methods'><li data-type='method'><a href="TextBox.html#_addEventListeners">_addEventListeners</a></li><li data-type='method'><a href="TextBox.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="TextBox.html#_getAnchor">_getAnchor</a></li><li data-type='method'><a href="TextBox.html#_getDefaultLetterHeight">_getDefaultLetterHeight</a></li><li data-type='method'><a href="TextBox.html#_getTextInputOptions">_getTextInputOptions</a></li><li data-type='method'><a href="TextBox.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="TextBox.html#clear">clear</a></li><li data-type='method'><a href="TextBox.html#getText">getText</a></li><li data-type='method'><a href="TextBox.html#reset">reset</a></li><li data-type='method'><a href="TextBox.html#setAlignment">setAlignment</a></li><li data-type='method'><a href="TextBox.html#setAnchor">setAnchor</a></li><li data-type='method'><a href="TextBox.html#setBorderColor">setBorderColor</a></li><li data-type='method'><a href="TextBox.html#setColor">setColor</a></li><li data-type='method'><a href="TextBox.html#setFillColor">setFillColor</a></li><li data-type='method'><a href="TextBox.html#setFitToContent">setFitToContent</a></li><li data-type='method'><a href="TextBox.html#setFont">setFont</a></li><li data-type='method'><a href="TextBox.html#setLanguageStyle">setLanguageStyle</a></li><li data-type='method'><a href="TextBox.html#setLetterHeight">setLetterHeight</a></li><li data-type='method'><a href="TextBox.html#setSize">setSize</a></li><li data-type='method'><a href="TextBox.html#setText">setText</a></li></ul></li><li><a href="TextStim.html">TextStim</a><ul class='methods'><li data-type='method'><a href="TextStim.html#_estimateBoundingBox">_estimateBoundingBox</a></li><li data-type='method'><a href="TextStim.html#_getAnchor">_getAnchor</a></li><li data-type='method'><a href="TextStim.html#_getDefaultLetterHeight">_getDefaultLetterHeight</a></li><li data-type='method'><a href="TextStim.html#_getDefaultWrapWidth">_getDefaultWrapWidth</a></li><li data-type='method'><a href="TextStim.html#_getTextStyle">_getTextStyle</a></li><li data-type='method'><a href="TextStim.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="TextStim.html#getBoundingBox">getBoundingBox</a></li><li data-type='method'><a href="TextStim.html#getTextMetrics">getTextMetrics</a></li><li data-type='method'><a href="TextStim.html#setColor">setColor</a></li></ul></li><li><a href="TonePlayer.html">TonePlayer</a><ul class='methods'><li data-type='method'><a href="TonePlayer.html#_initSoundLibrary">_initSoundLibrary</a></li><li data-type='method'><a href="TonePlayer.html#getDuration">getDuration</a></li><li data-type='method'><a href="TonePlayer.html#play">play</a></li><li data-type='method'><a href="TonePlayer.html#setDuration">setDuration</a></li><li data-type='method'><a href="TonePlayer.html#setLoops">setLoops</a></li><li data-type='method'><a href="TonePlayer.html#setVolume">setVolume</a></li><li data-type='method'><a href="TonePlayer.html#stop">stop</a></li></ul></li><li><a href="TrackPlayer.html">TrackPlayer</a><ul class='methods'><li data-type='method'><a href="TrackPlayer.html#getDuration">getDuration</a></li><li data-type='method'><a href="TrackPlayer.html#play">play</a></li><li data-type='method'><a href="TrackPlayer.html#setDuration">setDuration</a></li><li data-type='method'><a href="TrackPlayer.html#setLoops">setLoops</a></li><li data-type='method'><a href="TrackPlayer.html#setVolume">setVolume</a></li><li data-type='method'><a href="TrackPlayer.html#stop">stop</a></li></ul></li><li><a href="Transcript.html">Transcript</a></li><li><a href="Window.html">Window</a><ul class='methods'><li data-type='method'><a href="Window.html#_fullRefresh">_fullRefresh</a></li><li data-type='method'><a href="Window.html#_refresh">_refresh</a></li><li data-type='method'><a href="Window.html#_setupPixi">_setupPixi</a></li><li data-type='method'><a href="Window.html#_updateIfNeeded">_updateIfNeeded</a></li><li data-type='method'><a href="Window.html#_writeLogOnFlip">_writeLogOnFlip</a></li><li data-type='method'><a href="Window.html#addPixiObject">addPixiObject</a></li><li data-type='method'><a href="Window.html#adjustScreenSize">adjustScreenSize</a></li><li data-type='method'><a href="Window.html#callOnFlip">callOnFlip</a></li><li data-type='method'><a href="Window.html#close">close</a></li><li data-type='method'><a href="Window.html#closeFullScreen">closeFullScreen</a></li><li data-type='method'><a href="Window.html#getActualFrameRate">getActualFrameRate</a></li><li data-type='method'><a href="Window.html#logOnFlip">logOnFlip</a></li><li data-type='method'><a href="Window.html#removePixiObject">removePixiObject</a></li><li data-type='method'><a href="Window.html#render">render</a></li></ul></li></ul><h3>Interfaces</h3><ul><li><a href="SoundPlayer.html">SoundPlayer</a><ul class='methods'><li data-type='method'><a href="SoundPlayer.html#getDuration">getDuration</a></li><li data-type='method'><a href="SoundPlayer.html#play">play</a></li><li data-type='method'><a href="SoundPlayer.html#setDuration">setDuration</a></li><li data-type='method'><a href="SoundPlayer.html#setLoops">setLoops</a></li><li data-type='method'><a href="SoundPlayer.html#setVolume">setVolume</a></li><li data-type='method'><a href="SoundPlayer.html#stop">stop</a></li></ul></li></ul><h3>Mixins</h3><ul><li><a href="module-core.WindowMixin.html">WindowMixin</a><ul class='methods'><li data-type='method'><a href="module-core.WindowMixin.html#_getHorLengthPix">_getHorLengthPix</a></li><li data-type='method'><a href="module-core.WindowMixin.html#_getLengthPix">_getLengthPix</a></li><li data-type='method'><a href="module-core.WindowMixin.html#_getLengthUnits">_getLengthUnits</a></li><li data-type='method'><a href="module-core.WindowMixin.html#_getVerLengthPix">_getVerLengthPix</a></li></ul></li><li><a href="module-util.ColorMixin.html">ColorMixin</a><ul class='methods'><li data-type='method'><a href="module-util.ColorMixin.html#getContrastedColor">getContrastedColor</a></li><li data-type='method'><a href="module-util.ColorMixin.html#setColor">setColor</a></li><li data-type='method'><a href="module-util.ColorMixin.html#setContrast">setContrast</a></li></ul></li></ul>
</nav>
<div id="main">
<h1 class="page-title">core/PsychoJS.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/** @module core */
/**
* Main component of the PsychoJS library.
*
* @author Alain Pitiot
* @version 2022.2.3
* @copyright (c) 2017-2020 Ilixa Ltd. (http://ilixa.com) (c) 2020-2022 Open Science Tools Ltd. (https://opensciencetools.org)
* @license Distributed under the terms of the MIT License
*/
import log4javascript from "log4javascript";
import { ExperimentHandler } from "../data/ExperimentHandler.js";
import { MonotonicClock } from "../util/Clock.js";
import { Scheduler } from "../util/Scheduler.js";
import * as util from "../util/Util.js";
import { EventManager } from "./EventManager.js";
import { GUI } from "./GUI.js";
import { Logger } from "./Logger.js";
import { ServerManager } from "./ServerManager.js";
import { Window } from "./Window.js";
import {Shelf} from "../data/Shelf";
/**
* &lt;p>PsychoJS initialises the library and its various components (e.g. the [ServerManager]{@link module:core.ServerManager}, the [EventManager]{@link module:core.EventManager}), and manages
* the lifecycle of an experiment.&lt;/p>
*/
export class PsychoJS
{
get status()
{
return this._status;
}
set status(status)
{
this._status = status;
}
get config()
{
return this._config;
}
get window()
{
return this._window;
}
get serverManager()
{
return this._serverManager;
}
get experiment()
{
return this._experiment;
}
get scheduler()
{
return this._scheduler;
}
get monotonicClock()
{
return this._monotonicClock;
}
get logger()
{
return this._logger.consoleLogger;
}
get experimentLogger()
{
return this._logger;
}
get eventManager()
{
return this._eventManager;
}
get gui()
{
return this._gui;
}
get IP()
{
return this._IP;
}
// this._serverMsg is a bi-directional message board for communications with the pavlovia.org server:
get serverMsg()
{
return this._serverMsg;
}
get browser()
{
return this._browser;
}
get shelf()
{
return this._shelf;
}
/**
* @param {Object} options
* @param {boolean} [options.debug= true] whether to log debug information in the browser console
* @param {boolean} [options.collectIP= false] whether to collect the IP information of the participant
*/
constructor({
debug = true,
collectIP = false,
hosts = [],
topLevelStatus = true,
} = {})
{
// logging:
this._logger = new Logger(this, (debug) ? log4javascript.Level.DEBUG : log4javascript.Level.INFO);
this._captureErrors();
// detect the browser:
this._browser = util.detectBrowser();
this.logger.info("[PsychoJS] Detected browser:", this._browser);
// core clock:
this._monotonicClock = new MonotonicClock();
// managers:
this._eventManager = new EventManager(this);
this._serverManager = new ServerManager({
psychoJS: this,
});
// add the pavlovia server to the list of hosts:
const hostsWithPavlovia = new Set([...hosts, "https://pavlovia.org/run/", "https://run.pavlovia.org/"]);
this._hosts = Array.from(hostsWithPavlovia);
// GUI:
this._gui = new GUI(this);
// IP:
this._collectIP = collectIP;
// main scheduler:
this._scheduler = new Scheduler(this);
// Window:
this._window = undefined;
// Shelf:
this._shelf = new Shelf({psychoJS: this});
// redirection URLs:
this._cancellationUrl = undefined;
this._completionUrl = undefined;
// status:
this._status = PsychoJS.Status.NOT_CONFIGURED;
// make the PsychoJS.Status accessible from the top level of the generated experiment script
// in order to accommodate PsychoPy's Code Components
if (topLevelStatus)
{
this._makeStatusTopLevel();
}
this.logger.info("[PsychoJS] Initialised.");
this.logger.info("[PsychoJS] @version 2022.2.1");
// hide the initialisation message:
const root = document.getElementById("root");
root.classList.add("is-ready");
}
/**
* Get the experiment's environment.
*
* @returns {ExperimentHandler.Environment | undefined} the environment of the experiment, or undefined
*/
getEnvironment()
{
if (typeof this._config === "undefined")
{
return undefined;
}
return this._config.environment;
}
/**
* Open a PsychoJS Window.
*
* &lt;p>This opens a PIXI canvas.&lt;/p>
* &lt;p>Note: we can only open one window.&lt;/p>
*
* @param {Object} options
* @param {string} [options.name] the name of the window
* @param {boolean} [options.fullscr] whether or not to go fullscreen
* @param {Color} [options.color] the background color of the window
* @param {string} [options.units] the units of the window
* @param {boolean} [options.autoLog] whether or not to log
* @param {boolean} [options.waitBlanking] whether or not to wait for all rendering operations to be done
* before flipping
* @throws {Object.&lt;string, *>} exception if a window has already been opened
*/
openWindow({
name,
fullscr,
color,
gamma,
units,
waitBlanking,
autoLog,
} = {})
{
this.logger.info("[PsychoJS] Open Window.");
if (typeof this._window !== "undefined")
{
throw {
origin: "PsychoJS.openWindow",
context: "when opening a Window",
error: "A Window has already been opened.",
};
}
this._window = new Window({
psychoJS: this,
name,
fullscr,
color,
gamma,
units,
waitBlanking,
autoLog,
});
}
/**
* Set the completion and cancellation URL to which the participant will be redirect at the end of the experiment.
*
* @param {string} completionUrl - the completion URL
* @param {string} cancellationUrl - the cancellation URL
*/
setRedirectUrls(completionUrl, cancellationUrl)
{
this._completionUrl = completionUrl;
this._cancellationUrl = cancellationUrl;
}
/**
* Schedule a task.
*
* @param {module:util.Scheduler~Task} task - the task to be scheduled
* @param {*} args - arguments for that task
*/
schedule(task, args)
{
this.logger.debug("schedule task: ", task.toString().substring(0, 50), "...");
this._scheduler.add(task, args);
}
/**
* @callback PsychoJS.condition
* @return {boolean} true if the thenScheduler is to be run, false if the elseScheduler is to be run
*/
/**
* Schedule a series of task based on a condition.
*
* @param {PsychoJS.condition} condition
* @param {Scheduler} thenScheduler - scheduler to run if the condition is true
* @param {Scheduler} elseScheduler - scheduler to run if the condition is false
*/
scheduleCondition(condition, thenScheduler, elseScheduler)
{
this.logger.debug("schedule condition: ", condition.toString().substring(0, 50), "...");
this._scheduler.addConditional(condition, thenScheduler, elseScheduler);
}
/**
* Start the experiment.
*
* &lt;p>The resources are specified in the following fashion:
* &lt;ul>
* &lt;li>For an experiment running locally: the root directory for the specified resources is that of index.html
* unless they are prepended with a protocol, such as http:// or https://.&lt;/li>
* &lt;li>For an experiment running on the server: if no resources are specified, all files in the resources directory
* of the experiment are downloaded, otherwise we only download the specified resources. All resources are assumed
* local to index.html unless they are prepended with a protocol.&lt;/li>
* &lt;li>If resources is null: we do not download any resources.&lt;/li>
* &lt;/ul>
* &lt;/p>
*
* @param {Object} options
* @param {string} [options.configURL=config.json] - the URL of the configuration file
* @param {string} [options.expName=UNKNOWN] - the name of the experiment
* @param {Object.&lt;string, *>} [options.expInfo] - additional information about the experiment
* @param {Array.&lt;{name: string, path: string}>} [resources=[]] - the list of resources
*/
async start({ configURL = "config.json", expName = "UNKNOWN", expInfo = {}, resources = [], dataFileName } = {})
{
this.logger.debug();
const response = { origin: "PsychoJS.start", context: "when starting the experiment" };
try
{
// configure the experiment:
await this._configure(configURL, expName);
// get the participant IP:
if (this._collectIP)
{
this._getParticipantIPInfo();
}
else
{
this._IP = {
IP: "X",
hostname: "X",
city: "X",
region: "X",
country: "X",
location: "X",
};
}
// setup the experiment handler:
this._experiment = new ExperimentHandler({
psychoJS: this,
extraInfo: expInfo,
dataFileName
});
// setup the logger:
// my.logger.console.setLevel(psychoJS.logging.WARNING);
// my.logger.server.set({'level':psychoJS.logging.WARNING, 'experimentInfo': my.expInfo});
// if the experiment is running on the server:
if (this.getEnvironment() === ExperimentHandler.Environment.SERVER)
{
// open a session:
await this._serverManager.openSession();
// warn the user when they attempt to close the tab or browser:
this.beforeunloadCallback = (event) =>
{
// preventDefault should ensure that the user gets prompted:
event.preventDefault();
// Chrome requires returnValue to be set:
event.returnValue = "";
};
window.addEventListener("beforeunload", this.beforeunloadCallback);
// when the user closes the tab or browser, we attempt to close the session,
// optionally save the results, and release the WebGL context
// note: we communicate with the server using the Beacon API
const self = this;
window.addEventListener("unload", (event) =>
{
if (self._config.session.status === "OPEN")
{
// save the incomplete results if need be:
if (self._config.experiment.saveIncompleteResults)
{
self._experiment.save({ sync: true });
}
// close the session:
self._serverManager.closeSession(false, true);
}
if (typeof self._window !== "undefined")
{
self._window.close();
}
});
}
// start the asynchronous download of resources:
this._serverManager.prepareResources(resources);
// start the experiment:
this.logger.info("[PsychoJS] Start Experiment.");
await this._scheduler.start();
}
catch (error)
{
// this._gui.dialog({ error: { ...response, error } });
this._gui.dialog({ error: Object.assign(response, { error }) });
}
}
/**
* Block the experiment until the specified resources have been downloaded.
*
* &lt;p>Note: only those resources that have not already been downloaded at that point are
* considered.&lt;/p>
*
* &lt;ul>
* &lt;li>For an experiment running locally: the root directory for the specified resources is that of index.html
* unless they are prepended with a protocol, such as http:// or https://.&lt;/li>
* &lt;li>For an experiment running on the server: if no resources are specified, all files in the resources directory
* of the experiment are downloaded, otherwise we only download the specified resources. All resources are assumed
* local to index.html unless they are prepended with a protocol.&lt;/li>
*
* @param {Array.&lt;{name: string, path: string}>} [resources=[]] - the list of resources
*/
waitForResources(resources = [])
{
const response = {
origin: "PsychoJS.waitForResources",
context: "while waiting for resources to be downloaded",
};
try
{
return this.serverManager.waitForResources(resources);
}
catch (error)
{
// this._gui.dialog({ error: { ...response, error } });
this._gui.dialog({ error: Object.assign(response, { error }) });
}
}
/**
* Make the attributes of the given object those of window, such that they become global.
*
* @param {Object.&lt;string, *>} obj the object whose attributes are to become global
*/
importAttributes(obj)
{
this.logger.debug("import attributes from: ", util.toString(obj));
if (typeof obj === "undefined")
{
return;
}
for (const attribute in obj)
{
window[attribute] = obj[attribute];
}
}
/**
* Close everything and exit nicely at the end of the experiment,
* potentially redirecting to one of the URLs previously specified by setRedirectUrls.
*
* &lt;p>Note: if the resource manager is busy, we inform the participant
* that he or she needs to wait for a bit.&lt;/p>
*
* @param {Object} options
* @param {string} [options.message] - optional message to be displayed in a dialog box before quitting
* @param {boolean} [options.isCompleted = false] - whether the participant has completed the experiment
*/
async quit({ message, isCompleted = false } = {})
{
this.logger.info("[PsychoJS] Quit.");
this._experiment.experimentEnded = true;
this._status = PsychoJS.Status.FINISHED;
const isServerEnv = this.getEnvironment() === ExperimentHandler.Environment.SERVER;
try
{
// stop the main scheduler:
this._scheduler.stop();
// remove the beforeunload listener:
if (isServerEnv)
{
window.removeEventListener("beforeunload", this.beforeunloadCallback);
}
// save the results and the logs of the experiment:
this.gui.finishDialog({
text: "Terminating the experiment. Please wait a few moments...",
nbSteps: 2 + ((isServerEnv) ? 1 : 0)
});
if (isCompleted || this._config.experiment.saveIncompleteResults)
{
if (!this._serverMsg.has("__noOutput"))
{
this.gui.finishDialogNextStep("saving results");
await this._experiment.save();
this.gui.finishDialogNextStep("saving logs");
await this._logger.flush();
}
}
// close the session:
if (isServerEnv)
{
this.gui.finishDialogNextStep("closing the session");
await this._serverManager.closeSession(isCompleted);
}
// thank participant for waiting and either quit or redirect:
let text = "Thank you for your patience.&lt;br/>&lt;br/>";
text += (typeof message !== "undefined") ? message : "Goodbye!";
const self = this;
this._gui.dialog({
message: text,
onOK: () =>
{
// close the window:
self._window.close();
// remove everything from the browser window:
while (document.body.hasChildNodes())
{
document.body.removeChild(document.body.lastChild);
}
// return from fullscreen if we were there:
this._window.closeFullScreen();
// redirect if redirection URLs have been provided:
if (isCompleted &amp;&amp; typeof self._completionUrl !== "undefined")
{
window.location = self._completionUrl;
}
else if (!isCompleted &amp;&amp; typeof self._cancellationUrl !== "undefined")
{
window.location = self._cancellationUrl;
}
},
});
}
catch (error)
{
console.error(error);
this._gui.dialog({ error });
}
}
/**
* Configure PsychoJS for the running experiment.
*
* @protected
* @param {string} configURL - the URL of the configuration file
* @param {string} name - the name of the experiment
*/
async _configure(configURL, name)
{
const response = {
origin: "PsychoJS.configure",
context: "when configuring PsychoJS for the experiment",
};
try
{
this.status = PsychoJS.Status.CONFIGURING;
// if the experiment is running from an approved hosts, e.e pavlovia.org,
// we read the configuration file:
const experimentUrl = window.location.href;
const isHost = this._hosts.some(url => experimentUrl.indexOf(url) === 0);
if (isHost)
{
const serverResponse = await this._serverManager.getConfiguration(configURL);
this._config = serverResponse.config;
// update the configuration for legacy experiments, which had a psychoJsManager
// block instead of a pavlovia block, with URL pointing to https://pavlovia.org/server
if ("psychoJsManager" in this._config)
{
delete this._config.psychoJsManager;
this._config.pavlovia = {
URL: "https://pavlovia.org",
};
}
// tests for the presence of essential blocks in the configuration:
if (!("experiment" in this._config))
{
throw "missing experiment block in configuration";
}
if (!("name" in this._config.experiment))
{
throw "missing name in experiment block in configuration";
}
if (!("fullpath" in this._config.experiment))
{
throw "missing fullpath in experiment block in configuration";
}
if (!("pavlovia" in this._config))
{
throw "missing pavlovia block in configuration";
}
if (!("URL" in this._config.pavlovia))
{
throw "missing URL in pavlovia block in configuration";
}
if (!("gitlab" in this._config))
{
throw "missing gitlab block in configuration";
}
if (!("projectId" in this._config.gitlab))
{
throw "missing projectId in gitlab block in configuration";
}
this._config.environment = ExperimentHandler.Environment.SERVER;
}
// otherwise we create an ad-hoc configuration:
else
{
this._config = {
environment: ExperimentHandler.Environment.LOCAL,
experiment: {
name,
saveFormat: ExperimentHandler.SaveFormat.CSV,
saveIncompleteResults: true,
keys: [],
},
};
}
// get the server parameters (those starting with a double underscore):
this._serverMsg = new Map();
util.getUrlParameters().forEach((value, key) =>
{
if (key.indexOf("__") === 0)
{
this._serverMsg.set(key, value);
}
});
this.status = PsychoJS.Status.CONFIGURED;
this.logger.debug("configuration:", util.toString(this._config));
}
catch (error)
{
// throw { ...response, error };
throw Object.assign(response, { error });
}
}
/**
* Get the IP information of the participant, asynchronously.
*
* &lt;p>Note: we use [http://www.geoplugin.net/json.gp]{@link http://www.geoplugin.net/json.gp}.&lt;/p>
* @protected
*/
async _getParticipantIPInfo()
{
const response = {
origin: "PsychoJS._getParticipantIPInfo",
context: "when getting the IP information of the participant",
};
this.logger.debug("getting the IP information of the participant");
this._IP = {};
try
{
const url = "http://www.geoplugin.net/json.gp";
const response = await fetch(url, {
method: "GET",
mode: "cors",
cache: "no-cache",
credentials: "same-origin",
redirect: "follow",
referrerPolicy: "no-referrer"
});
if (response.status !== 200)
{
throw `unable to obtain the IP of the participant: ${response.statusText}`;
}
const geoData = await response.json();
this._IP = {
IP: geoData.geoplugin_request,
country: geoData.geoplugin_countryName,
latitude: geoData.geoplugin_latitude,
longitude: geoData.geoplugin_longitude,
};
this.logger.debug("IP information of the participant: " + util.toString(this._IP));
}
catch (error)
{
// throw { ...response, error };
throw Object.assign(response, { error });
}
}
/**
* Capture all errors and display them in a pop-up error box.
* @protected
*/
_captureErrors()
{
this.logger.debug("capturing all errors and showing them in a pop up window");
const self = this;
window.onerror = function(message, source, lineno, colno, error)
{
console.error(error);
document.body.setAttribute(
"data-error",
JSON.stringify({
message: message,
source: source,
lineno: lineno,
colno: colno,
error: error,
}),
);
self._gui.dialog({ "error": error });
return true;
};
window.onunhandledrejection = function(error)
{
console.error(error?.reason);
if (error?.reason?.stack === undefined)
{
// No stack? Error thrown by PsychoJS; stringify whole error
document.body.setAttribute("data-error", JSON.stringify(error?.reason));
}
else
{
// Yes stack? Error thrown by JS; stringify stack
document.body.setAttribute("data-error", JSON.stringify(error?.reason?.stack));
}
self._gui.dialog({ error: error?.reason });
return true;
};
}
/**
* Make the various Status top level, in order to accommodate PsychoPy's Code Components.
* @protected
*/
_makeStatusTopLevel()
{
for (const status in PsychoJS.Status)
{
window[status] = PsychoJS.Status[status];
}
}
}
/**
* PsychoJS status.
*
* @enum {Symbol}
* @readonly
*
* @note PsychoPy is currently moving away from STOPPED and replacing STOPPED by FINISHED.
* For backward compatibility reasons, we are keeping
* STOPPED in PsychoJS, but the Symbol is the same as that of FINISHED.
*/
PsychoJS.Status = {
NOT_CONFIGURED: Symbol.for("NOT_CONFIGURED"),
CONFIGURING: Symbol.for("CONFIGURING"),
CONFIGURED: Symbol.for("CONFIGURED"),
NOT_STARTED: Symbol.for("NOT_STARTED"),
STARTED: Symbol.for("STARTED"),
PAUSED: Symbol.for("PAUSED"),
FINISHED: Symbol.for("FINISHED"),
STOPPED: Symbol.for("FINISHED"), // Symbol.for('STOPPED')
ERROR: Symbol.for("ERROR"),
};
</code></pre>
</article>
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