HoshinoKoji/psychojs
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Code Actions Packages Releases Activity
6c3fcfa99d
psychojs/docs/visual_Slider.js.html
Alain Pitiot 858bbb067c improved survey stimulus
2022-09-12 13:20:16 +02:00

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<!DOCTYPE html>
<html lang="en">
<head>
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<title>visual/Slider.js - PsychoJS API</title>
<meta name="keywords" content="psychopy, psychojs, api" />
<meta name="keyword" content="psychopy, psychojs, api" />
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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">visual/Slider.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/**
* Slider Stimulus.
*
* @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 * as PIXI from "pixi.js-legacy";
import { PsychoJS } from "../core/PsychoJS.js";
import { WindowMixin } from "../core/WindowMixin.js";
import { Clock } from "../util/Clock.js";
import { Color } from "../util/Color.js";
import { ColorMixin } from "../util/ColorMixin.js";
import { to_pixiPoint } from "../util/Pixi.js";
import * as util from "../util/Util.js";
import { VisualStim } from "./VisualStim.js";
/**
* Slider stimulus.
*
* @extends module:visual.VisualStim
* @mixes module:util.ColorMixin
*
* @todo check that parameters are valid, e.g. ticks are an array of numbers, etc.
* @todo readOnly
* @todo complete setters, for instance setTicks should change this._isCategorical
* @todo flesh out the skin approach
*/
export class Slider extends util.mix(VisualStim).with(ColorMixin, WindowMixin)
{
/**
* @memberOf module:visual
* @param {Object} options
* @param {String} options.name - the name used when logging messages from this stimulus
* @param {module:core.Window} options.win - the associated Window
* @param {number[]} [options.pos= [0, 0]] - the position of the center of the slider
* @param {number[]} options.size - the size of the slider, e.g. [1, 0.1] for an horizontal slider
* @param {number} [options.ori = 0.0] - the orientation (in degrees)
* @param {string} [options.units= 'height'] - the units of the Slider position, and font size
*
* @param {Color} [options.color= Color('LightGray')] the color of the slider
* @param {number} [options.contrast= 1.0] - the contrast of the slider
* @param {number} [options.opacity= 1.0] - the opacity of the slider
*
* @param {string} [options.style= [Slider.Style.RATING]] - the slider style
* @param {number[]} [options.ticks= [1,2,3,4,5]] - the array of ticks
* @param {number[]} [options.labels= []] - the array of labels
* @param {number} [options.granularity= 0] - the granularity
* @param {boolean} [options.flip= false] - whether or not to flip the position of the marker, ticks,
* and labels with respect to the central bar
* @param {boolean} [options.readOnly= false] - whether or not the slider is read only
*
* @param {string} [options.font= 'Arial'] - the text font
* @param {boolean} [options.bold= true] - whether or not the font of the labels is bold
* @param {boolean} [options.italic= false] - whether or not the font of the labels is italic
* @param {number} [options.fontSize] - the font size of the labels (in pixels), the default fontSize depends on the
* Slider's units: 14 for 'pix', 0.03 otherwise
*
* @param {boolean} [options.compact= false] - whether or not the slider is compact, i.e. whether all graphical
* elements (e.g. labels) fit within its size
*
* @param {PIXI.Graphics} options.clipMask - the clip mask
* @param {boolean} [options.autoDraw= false] - whether or not the stimulus should be automatically drawn on every
* frame flip
* @param {boolean} [options.autoLog= false] - whether or not to log
*
* @param {core.MinimalStim[]} [options.dependentStims = [] ] - the list of dependent stimuli,
* which must be updated when this Slider is updated, e.g. a Form.
*/
constructor(
{
name,
win,
pos,
size,
ori,
units,
color,
markerColor,
lineColor,
contrast,
opacity,
depth,
style,
ticks,
labels,
startValue,
granularity,
flip,
readOnly,
font,
bold,
italic,
fontSize,
compact,
clipMask,
autoDraw,
autoLog,
dependentStims,
} = {},
)
{
super({ name, win, units, ori, opacity, depth, pos, size, clipMask, autoDraw, autoLog });
this._needMarkerUpdate = false;
// slider skin:
this._skin = {};
Object.assign(this._skin, Slider.Skin);
// callback to deal with input sanitising:
const onChange = (withPixi = false, withBoundingBox = false, withSanitize = false) =>
{
const visualOnChange = this._onChange(withPixi, withBoundingBox);
return () =>
{
if (withSanitize)
{
this._sanitizeAttributes();
}
visualOnChange();
};
};
this._addAttribute(
"style",
style,
[Slider.Style.RATING],
onChange(true, true, true),
);
this._addAttribute(
"ticks",
ticks,
[1, 2, 3, 4, 5],
onChange(true, true, true),
);
this._addAttribute(
"labels",
labels,
[],
onChange(true, true, true),
);
this._addAttribute(
"startValue",
startValue,
undefined
);
this._addAttribute(
"granularity",
granularity,
0,
this._onChange(false, false),
);
this._addAttribute(
"readOnly",
readOnly,
false,
);
this._addAttribute(
"compact",
compact,
false,
this._onChange(true, true),
);
// font:
this._addAttribute(
"font",
font,
"Arial",
this._onChange(true, true),
);
this._addAttribute(
"fontSize",
fontSize,
(this._units === "pix") ? 14 : 0.03,
this._onChange(true, true),
);
this._addAttribute(
"bold",
bold,
true,
this._onChange(true, true),
);
this._addAttribute(
"italic",
italic,
false,
this._onChange(true, true),
);
this._addAttribute(
"flip",
flip,
false,
this._onChange(true, true),
);
// color:
this._addAttribute(
"color",
color,
"lightgray",
this._onChange(true, false),
);
this._addAttribute(
"lineColor",
lineColor,
"lightgray",
this._onChange(true, false),
);
this._addAttribute(
"markerColor",
markerColor,
"red",
this._onChange(true, false),
);
this._addAttribute(
"contrast",
contrast,
1.0,
this._onChange(true, false),
);
this._addAttribute(
"dependentStims",
dependentStims,
[],
this._onChange(false, false),
);
// slider rating (which might be different from the visible marker rating):
this._addAttribute("rating", undefined);
// visible marker rating (which might be different from the actual rating):
this._addAttribute("markerPos", undefined);
// full history of ratings and response times:
this._addAttribute("history", []);
// various graphical components:
this._addAttribute("lineAspectRatio", 0.01);
// check for attribute conflicts, missing values, etc.:
this._sanitizeAttributes();
// estimate the bounding box:
this._estimateBoundingBox();
// the internal response clock, used to time the marker change events:
this._responseClock = new Clock();
this._pixiLabels = [];
if (this._autoLog)
{
this._psychoJS.experimentLogger.exp(`Created ${this.name} = ${this.toString()}`);
}
this._handlePointerDownBinded = this._handlePointerDown.bind(this);
this._handlePointerUpBinded = this._handlePointerUp.bind(this);
this._handlePointerMoveBinded = this._handlePointerMove.bind(this);
}
/**
* Force a refresh of the stimulus.
*/
refresh()
{
super.refresh();
this._needMarkerUpdate = true;
}
/**
* Reset the slider.
*/
reset()
{
this.psychoJS.logger.debug("reset Slider: ", this._name);
this._markerPos = undefined;
this._history = [];
this._rating = undefined;
this._responseClock.reset();
this.status = PsychoJS.Status.NOT_STARTED;
this._needPixiUpdate = true;
this._needUpdate = true;
// the marker should be invisible when markerPos is undefined:
if (typeof this._marker !== "undefined")
{
this._marker.alpha = 0;
}
}
/**
* Query whether or not the marker is currently being dragged.
*
* @returns {boolean} whether or not the marker is being dragged
*/
isMarkerDragging()
{
return this._markerDragging;
}
/**
* Get the current value of the rating.
*
* @returns {number | undefined} the rating or undefined if there is none
*/
getRating()
{
const historyLength = this._history.length;
if (historyLength > 0)
{
return this._history[historyLength - 1].rating;
}
else
{
return undefined;
}
}
/**
* Get the response time of the most recent change to the rating.
*
* @returns {number | undefined} the response time (in second) or undefined if there is none
*/
getRT()
{
const historyLength = this._history.length;
if (historyLength > 0)
{
return this._history[historyLength - 1].responseTime;
}
else
{
return undefined;
}
}
/**
* Setter for the readOnly attribute.
*
* &lt;p>Read-only sliders are half-opaque and do not provide responses.&lt;/p>
*
* @param {boolean} [readOnly= true] - whether or not the slider is read-only
* @param {boolean} [log= false] - whether of not to log
*/
setReadOnly(readOnly = true, log = false)
{
const hasChanged = this._setAttribute("readOnly", readOnly, log);
if (hasChanged)
{
// halve the opacity:
if (readOnly)
{
this._opacity /= 2.0;
}
else
{
this._opacity *= 2.0;
}
this._needUpdate = true;
}
}
/**
* Setter for the markerPos attribute.
*
* &lt;p>Setting markerPos changes the visible position of the marker to the specified rating
* but does not change the actual rating returned by the slider.&lt;/p>
*
* @param {number} displayedRating - the displayed rating
* @param {boolean} [log= false] - whether of not to log
*/
setMarkerPos(displayedRating, log = false)
{
const previousMarkerPos = this._markerPos;
this._markerPos = this._granularise(displayedRating);
// if the displayed rating has changed, we need to update the pixi representation:
if (previousMarkerPos !== this._markerPos)
{
this._needMarkerUpdate = true;
this._needUpdate = true;
}
}
/**
* Setter for the rating attribute.
*
* &lt;p>Setting the rating does not change the visible position of the marker.&lt;/p>
*
* @param {number} rating - the rating
* @param {boolean} [log= false] - whether of not to log
*/
setRating(rating, log = false)
{
rating = this._granularise(rating);
this._markerPos = rating;
if (this._isCategorical)
{
rating = this._labels[Math.round(rating)];
}
this._setAttribute("rating", rating, log);
}
/**
* Setter for the orientation attribute.
*
* @param {number} ori - the orientation in degree with 0 as the vertical position, positive values rotate clockwise.
* @param {boolean} [log= false] - whether of not to log
*/
setOri (ori = 0, log = false)
{
const oriChanged = this._setAttribute("ori", ori, log);
if (oriChanged)
{
this._pixi.rotation = -this._ori * Math.PI / 180;
let i;
for (i = 0; i &lt; this._pixiLabels.length; ++i)
{
this._pixiLabels[i].rotation = -(this._ori + this._labelOri) * Math.PI / 180;
}
}
}
/** Let `borderColor` alias `lineColor` to parallel PsychoPy */
set borderColor(color)
{
this.lineColor = color;
}
setBorderColor(color)
{
this.setLineColor(color);
}
get borderColor()
{
return this.lineColor;
}
getBorderColor()
{
return this.getLineColor();
}
/** Let `fillColor` alias `markerColor` to parallel PsychoPy */
set fillColor(color)
{
this.markerColor = color;
}
setFillColor(color)
{
this.setMarkerColor(color);
}
get fillColor()
{
return this.markerColor;
}
getFillColor()
{
return this.getMarkerColor();
}
/**
* Estimate the bounding box.
*
* @note this method calculates the position of the labels, since that is necessary to the estimation of
* the bounding box.
*
* @override
* @protected
*/
_estimateBoundingBox()
{
// setup the slider's style (taking into account the Window dimension, etc.):
this._setupStyle();
// calculate various values in pixel units:
this._tickSize_px = util.to_px(this._tickSize, this._units, this._win);
this._fontSize_px = this._getLengthPix(this._fontSize);
this._barSize_px = util.to_px(this._barSize, this._units, this._win, true).map((v) => Math.max(1, v));
this._markerSize_px = util.to_px(this._markerSize, this._units, this._win, true);
const pos_px = util.to_px(this._pos, this._units, this._win);
const size_px = util.to_px(this._size, this._units, this._win);
// calculate the position of the ticks:
const tickPositions = this._ratingToPos(this._ticks);
this._tickPositions_px = tickPositions.map((p) => util.to_px(p, this._units, this._win));
// left, top, right, bottom limits:
const limits_px = [0, 0, size_px[0], size_px[1]];
// Number.POSITIVE_INFINITY, Number.POSITIVE_INFINITY, Number.NEGATIVE_INFINITY, Number.NEGATIVE_INFINITY
// estimate the position of the labels:
this._labelPositions_px = new Array(this._labels.length);
const labelTextStyle = this._getTextStyle();
let prevLabelBounds = null;
let prevNonOverlapOffset = 0;
const tolerance = 10;
for (let l = 0; l &lt; this._labels.length; ++l)
{
const tickPositionIndex = Math.round(l / (this._labels.length - 1) * (this._ticks.length - 1));
this._labelPositions_px[l] = this._tickPositions_px[tickPositionIndex];
const labelBounds = PIXI.TextMetrics.measureText(this._labels[l].toString(), labelTextStyle);
// horizontal slider:
if (this._isHorizontal())
{
if (this._flip)
{
this._labelPositions_px[l][1] -= labelBounds.height + this._tickSize_px[1];
}
else
{
this._labelPositions_px[l][1] += this._tickSize_px[1];
}
if (this._style.indexOf(Slider.Style.LABELS_45) === -1)
{
this._labelPositions_px[l][0] -= labelBounds.width / 2;
if (this._compact)
{
this._labelPositions_px[l][0] = Math.min(size_px[0] / 2 - labelBounds.width, Math.max(-size_px[0] / 2, this._labelPositions_px[l][0]));
}
// ensure that that labels are not overlapping:
if (
prevLabelBounds
&amp;&amp; (this._labelPositions_px[l - 1][0] + prevLabelBounds.width + tolerance >= this._labelPositions_px[l][0])
)
{
if (prevNonOverlapOffset === 0)
{
prevNonOverlapOffset = prevLabelBounds.height;
this._labelPositions_px[l][1] += prevNonOverlapOffset;
}
else
{
prevNonOverlapOffset = 0;
}
}
prevLabelBounds = labelBounds;
}
}
// vertical slider:
else
{
this._labelPositions_px[l][1] -= labelBounds.height / 2;
if (this._compact)
{
this._labelPositions_px[l][1] = Math.min(size_px[1] / 2 - labelBounds.width, Math.max(-size_px[1] / 2, this._labelPositions_px[l][1]));
}
if (this._flip)
{
this._labelPositions_px[l][0] += this._tickSize_px[0] * 2;
}
else if (this._labelOri === 0)
{
this._labelPositions_px[l][0] -= labelBounds.width + this._tickSize_px[0] * 2;
}
else
{
this._labelPositions_px[l][0] -= this._tickSize_px[0];
}
}
// update limits:
limits_px[0] = Math.min(limits_px[0], this._labelPositions_px[l][0]);
limits_px[1] = Math.min(limits_px[1], this._labelPositions_px[l][1]);
limits_px[2] = Math.max(limits_px[2], this._labelPositions_px[l][0] + labelBounds.width);
limits_px[3] = Math.max(limits_px[3], this._labelPositions_px[l][1] + labelBounds.height);
}
// adjust the limits by taking into account the ticks:
if (this._isHorizontal())
{
limits_px[1] -= this._tickSize_px[1] * 2;
}
else
{
// TODO vertical
}
// calculate the bounding box, in the Slider's coordinates:
const position_px = this._getPosition_px();
this._boundingBox = new PIXI.Rectangle(
this._getLengthUnits(position_px.x + limits_px[0]),
this._getLengthUnits(position_px.y + limits_px[1]),
this._getLengthUnits(limits_px[2] - limits_px[0]),
this._getLengthUnits(limits_px[3] - limits_px[1]),
);
}
/**
* Sanitize the slider attributes: check for attribute conflicts, missing values, etc.
*
* @protected
*/
_sanitizeAttributes()
{
this._isSliderStyle = false;
this._frozenMarker = false;
// convert potential string styles into Symbols:
this._style.forEach((style, index) =>
{
if (typeof style === "string")
{
this._style[index] = Symbol.for(style.toUpperCase());
}
});
// TODO: non-empty ticks, RADIO is also categorical, etc.
// SLIDER style: two ticks, first one is zero, second one is > 1
if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
this._isSliderStyle = true;
// more than 2 ticks: cut to two
if (this._ticks.length > 2)
{
this.psychoJS.logger.warn(`Slider "${this._name}" has style: SLIDER and more than two ticks. We cut the ticks to 2.`);
this._ticks = this._ticks.slice(0, 2);
}
// less than 2 ticks: error
if (this._ticks.length &lt; 2)
{
throw {
origin: "Slider._sanitizeAttributes",
context: "when sanitizing the attributes of Slider: " + this._name,
error: "less than 2 ticks were given for a slider of type: SLIDER"
}
}
// first tick different from zero: change it to zero
if (this._ticks[0] !== 0)
{
this.psychoJS.logger.warn(`Slider "${this._name}" has style: SLIDER but the first tick is not 0. We changed it to 0.`);
this._ticks[0] = 0;
}
// second tick smaller than 1: change it to 1
if (this._ticks[1] &lt; 1)
{
this.psychoJS.logger.warn(`Slider "${this._name}" has style: SLIDER but the second tick is less than 1. We changed it to 1.`);
this._ticks[1] = 1;
}
// second tick is 1: the marker is frozen
if (this._ticks[1] === 1)
{
this._frozenMarker = true;
}
}
// deal with categorical sliders:
this._isCategorical = (this._ticks.length === 0);
if (this._isCategorical)
{
this._ticks = [...Array(this._labels.length)].map((_, i) => i);
this._granularity = 1.0;
}
}
/**
* Set the current rating.
*
* &lt;p>Setting the rating does also change the visible position of the marker.&lt;/p>
*
* @param {number} rating - the rating
* @param {number} [responseTime] - the reaction time
* @param {boolean} [log= false] - whether of not to log
*/
recordRating(rating, responseTime = undefined, log = false)
{
// get response time:
if (typeof responseTime === "undefined")
{
responseTime = this._responseClock.getTime();
}
// set rating:
// rating = this._granularise(rating);
// this._setAttribute('rating', rating, log);
this.setRating(rating, log);
// add rating and response time to history:
this._history.push({ rating: this._rating, responseTime });
this.psychoJS.logger.debug("record a new rating: ", this._rating, "with response time: ", responseTime, "for Slider: ", this._name);
// update slider:
this._needMarkerUpdate = true;
this._needUpdate = true;
}
/**
* Release the PIXI representation, if there is one.
*
* @param {boolean} [log= false] - whether or not to log
*/
release (log = false)
{
this._removeEventListeners();
super.release(log);
}
/**
* Update the stimulus, if necessary.
*
* @protected
*/
_updateIfNeeded()
{
if (!this._needUpdate)
{
return;
}
this._needUpdate = false;
this._estimateBoundingBox();
this._setupSlider();
this._updateMarker();
this._pixi.scale.x = 1;
this._pixi.scale.y = -1;
this._pixi.rotation = -this._ori * Math.PI / 180;
this._pixi.position = this._getPosition_px();
this._pixi.alpha = this._opacity;
this._pixi.zIndex = -this._depth;
// make sure that the dependent Stimuli are also updated:
for (const dependentStim of this._dependentStims)
{
dependentStim.draw();
}
}
/**
* Estimate the position of the slider, taking the compactness into account.
*
* @return {number[]} - the position of the slider, in pixels
* @protected
*/
_getPosition_px()
{
const position = to_pixiPoint(this.pos, this.units, this.win, true);
if (
this._compact
&amp;&amp; (this._style.indexOf(Slider.Style.RADIO) > -1 || this._style.indexOf(Slider.Style.RATING) > -1)
)
{
if (this._isHorizontal())
{
position.y -= this._getLengthPix(this._tickSize[1]) * (this._flip ? -1 : 1);
}
else
{
position.x += this._getLengthPix(this._tickSize[0]) * (this._flip ? -1 : 1);
}
}
return position;
}
/**
* Update the position of the marker if necessary.
*
* @name module:visual.Slider#_updateMarker
* @protected
*/
_updateMarker()
{
if (!this._needMarkerUpdate)
{
return;
}
this._needMarkerUpdate = false;
if (typeof this._marker !== "undefined")
{
if (typeof this._markerPos !== "undefined")
{
const visibleMarkerPos = this._ratingToPos([this._markerPos]);
this._marker.position = to_pixiPoint(visibleMarkerPos[0], this.units, this.win, true);
this._marker.alpha = 1;
}
else
{
this._marker.alpha = 0;
}
}
}
/**
* Handle pointerdown event.
*
* @protected
*/
_handlePointerDown (e) {
if (e.data.pointerType === "mouse" &amp;&amp; e.data.button !== 0)
{
return;
}
this._markerDragging = true;
if (!this._frozenMarker)
{
const mouseLocalPos_px = e.data.getLocalPosition(this._pixi);
const rating = this._posToRating([mouseLocalPos_px.x, mouseLocalPos_px.y]);
this.setMarkerPos(rating);
}
e.stopPropagation();
}
/**
* Handle pointermove event.
*
* @protected
*/
_handlePointerMove (e)
{
if (this._markerDragging)
{
if (!this._frozenMarker)
{
const mouseLocalPos_px = e.data.getLocalPosition(this._pixi);
const rating = this._posToRating([mouseLocalPos_px.x, mouseLocalPos_px.y]);
this.setMarkerPos(rating);
}
e.stopPropagation();
}
}
/**
* Handle pointerup event.
*
* @protected
*/
_handlePointerUp (e)
{
if (this._markerDragging)
{
this._markerDragging = false;
if (!this._frozenMarker)
{
const mouseLocalPos_px = e.data.getLocalPosition(this._pixi);
const rating = this._posToRating([mouseLocalPos_px.x, mouseLocalPos_px.y]);
this.recordRating(rating);
}
e.stopPropagation();
}
}
/**
* Add event listeners.
*
* @protected
*/
_addEventListeners ()
{
this._pixi.on("pointerdown", this._handlePointerDownBinded);
this._win._rootContainer.on("pointermove", this._handlePointerMoveBinded);
this._win._rootContainer.on("pointerup", this._handlePointerUpBinded);
}
/**
* Remove event listeners.
*
* @protected
*/
_removeEventListeners ()
{
if (this._pixi)
{
this._pixi.off("pointerdown", this._handlePointerDownBinded);
}
this._win._rootContainer.off("pointermove", this._handlePointerMoveBinded);
this._win._rootContainer.off("pointerup", this._handlePointerUpBinded);
}
/**
* Setup the PIXI components of the slider (bar, ticks, labels, marker, etc.).
*
* @protected
*/
_setupSlider()
{
if (!this._needPixiUpdate)
{
return;
}
this._needPixiUpdate = false;
this._setupStyle();
// calculate various values in pixel units:
this._tickSize_px = util.to_px(this._tickSize, this._units, this._win);
this._fontSize_px = this._getLengthPix(this._fontSize);
this._barSize_px = util.to_px(this._barSize, this._units, this._win, true).map((v) => Math.max(1, v));
this._markerSize_px = util.to_px(this._markerSize, this._units, this._win, true);
const tickPositions = this._ratingToPos(this._ticks);
this._tickPositions_px = tickPositions.map((p) => util.to_px(p, this._units, this._win));
if (typeof this._pixi !== "undefined")
{
this._removeEventListeners();
this._pixi.destroy(true);
}
this._pixi = new PIXI.Container();
this._pixi.interactive = true;
// apply the clip mask:
this._pixi.mask = this._clipMask;
this._body = new PIXI.Graphics();
this._body.interactive = true;
this._pixi.addChild(this._body);
// ensure that pointer events will be captured along the slider body, even outside of
// marker and labels:
if (this._tickType === Slider.Shape.DISC)
{
const maxTickSize_px = Math.max(this._tickSize_px[0], this._tickSize_px[1]);
this._body.hitArea = new PIXI.Rectangle(
-(this._barSize_px[0] + maxTickSize_px) * 0.5,
-(this._barSize_px[1] + maxTickSize_px) * 0.5,
this._barSize_px[0] + maxTickSize_px,
this._barSize_px[1] + maxTickSize_px,
);
}
else
{
this._body.hitArea = new PIXI.Rectangle(
-this._barSize_px[0] / 2 - this._tickSize_px[0] / 2,
-this._barSize_px[1] / 2 - this._tickSize_px[1] / 2,
this._barSize_px[0] + this._tickSize_px[0],
this._barSize_px[1] + this._tickSize_px[1],
);
}
// central bar:
this._setupBar();
// ticks:
this._setupTicks();
// labels:
this._setupLabels();
// markers:
this._setupMarker();
this._addEventListeners();
}
/**
* Setup the central bar.
*
* @protected
*/
_setupBar()
{
if (this._barLineWidth_px > 0)
{
this._body.lineStyle(this._barLineWidth_px, this._barLineColor.int, 1, 0.5);
if (typeof this._barFillColor !== "undefined")
{
this._body.beginFill(this._barFillColor.int, 1);
}
this._body.drawRect(
Math.round(-this._barSize_px[0] / 2),
Math.round(-this._barSize_px[1] / 2),
Math.round(this._barSize_px[0]),
Math.round(this._barSize_px[1]),
);
if (typeof this._barFillColor !== "undefined")
{
this._body.endFill();
}
}
}
/**
* Setup the marker, and the associated mouse events.
*
* @protected
*/
_setupMarker()
{
/* this is now deprecated and replaced by _body.hitArea
// transparent rectangle necessary to capture pointer events outside of marker and labels:
const eventCaptureRectangle = new PIXI.Graphics();
eventCaptureRectangle.beginFill(0, 0);
eventCaptureRectangle.drawRect(
-this._barSize_px[0] / 2 - this._tickSize_px[0] / 2,
-this._barSize_px[1] / 2 - this._tickSize_px[1] / 2,
this._barSize_px[0] + this._tickSize_px[0],
this._barSize_px[1] + this._tickSize_px[1]
);
eventCaptureRectangle.endFill();
this._pixi.addChild(eventCaptureRectangle);
*/
// marker:
this._marker = new PIXI.Graphics();
let markerVal = undefined;
if (Number.isFinite(this._rating))
{
markerVal = this._rating;
}
else if (Number.isFinite(this._startValue))
{
markerVal = this._startValue;
}
if (Number.isFinite(markerVal))
{
this._markerPos = this._granularise(markerVal);
const visibleMarkerPos = this._ratingToPos([this._markerPos]);
this._marker.position = to_pixiPoint(visibleMarkerPos[0], this.units, this.win, true);
}
else
{
this._marker.alpha = 0; // invisible until markerPos is defined
}
this._marker.interactive = true;
this._pixi.addChild(this._marker);
const halfMarkerSize_px = Math.round(Math.max(...this._markerSize_px) / 2);
if (this._markerType === Slider.Shape.DISC)
{
this._marker.lineStyle(1, this._markerColor.int, 1, 0.5);
this._marker.beginFill(this._markerColor.int, 1);
this._marker.drawCircle(0, 0, halfMarkerSize_px);
this._marker.endFill();
}
else if (this._markerType === Slider.Shape.TRIANGLE)
{
this._marker.lineStyle(1, this._markerColor.int, 1, 0.5);
this._marker.beginFill(this._markerColor.int, 1);
this._marker.moveTo(0, 0);
if (this._isHorizontal())
{
if (this._flip)
{
this._marker.lineTo(halfMarkerSize_px, halfMarkerSize_px);
this._marker.lineTo(-halfMarkerSize_px, halfMarkerSize_px);
}
else
{
this._marker.lineTo(halfMarkerSize_px, -halfMarkerSize_px);
this._marker.lineTo(-halfMarkerSize_px, -halfMarkerSize_px);
}
}
else
{
if (this._flip)
{
this._marker.lineTo(-halfMarkerSize_px, halfMarkerSize_px);
this._marker.lineTo(-halfMarkerSize_px, -halfMarkerSize_px);
}
else
{
this._marker.lineTo(halfMarkerSize_px, halfMarkerSize_px);
this._marker.lineTo(halfMarkerSize_px, -halfMarkerSize_px);
}
}
this._marker.endFill();
}
else if (this._markerType === Slider.Shape.BOX)
{
this._marker.lineStyle(1, this.getContrastedColor(this._markerColor, 0.5).int, 1, 0);
this._marker.beginFill(this._markerColor.int, 1);
this._marker.drawRect(
Math.round(-this._markerSize_px[0] / 2),
Math.round(-this._markerSize_px[1] / 2),
this._markerSize_px[0],
this._markerSize_px[1],
);
this._marker.endFill();
// this._marker.lineStyle(1, new Color('white').int, 1, 0.5);
// this._marker.drawCircle(0, 0, this._markerSize_px[0] / 3);
}
// marker mouse events:
const self = this;
self._markerDragging = false;
// mouse wheel over slider:
if (this._isSliderStyle)
{
self._pointerIsOver = false;
this._pixi.pointerover = this._pixi.mouseover = (event) =>
{
self._pointerIsOver = true;
event.stopPropagation();
}
this._pixi.pointerout = this._pixi.mouseout = (event) =>
{
self._pointerIsOver = false;
event.stopPropagation();
}
/*renderer.view.addEventListener("wheel", (event) =>
{
}*/
}
}
/**
* Setup the ticks.
*
* @protected
*/
_setupTicks()
{
// Note: no ticks for SLIDER style
if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
return;
}
const maxTickSize = Math.max(this._tickSize_px[0], this._tickSize_px[1]);
this._body.lineStyle(this._barLineWidth_px * 2, this._tickColor.int, 1, 0.5);
for (let tickPosition_px of this._tickPositions_px)
{
if (this._tickType === Slider.Shape.LINE)
{
this._body.moveTo(tickPosition_px[0] - this._tickSize_px[0] / 2, tickPosition_px[1] - this._tickSize_px[1] / 2);
this._body.lineTo(tickPosition_px[0] + this._tickSize_px[0] / 2, tickPosition_px[1] + this._tickSize_px[1] / 2);
}
else if (this._tickType === Slider.Shape.DISC)
{
this._body.beginFill(this._tickColor.int, 1);
this._body.drawCircle(tickPosition_px[0], tickPosition_px[1], maxTickSize * 0.5);
this._body.endFill();
}
}
}
/**
* Get the PIXI Text Style applied to the PIXI.Text labels.
*
* @protected
*/
_getTextStyle()
{
this._fontSize_px = this._getLengthPix(this._fontSize);
return new PIXI.TextStyle({
fontFamily: this._font,
fontSize: Math.round(this._fontSize_px),
fontWeight: (this._bold) ? "bold" : "normal",
fontStyle: (this._italic) ? "italic" : "normal",
fill: this.getContrastedColor(this._labelColor, this._contrast).hex,
align: "center",
});
}
/**
* Setup the labels.
*
* @protected
*/
_setupLabels()
{
const labelTextStyle = this._getTextStyle();
this._pixiLabels = new Array(this._labels.length);
for (let l = 0; l &lt; this._labels.length; ++l)
{
this._pixiLabels[l] = new PIXI.Text(this._labels[l], labelTextStyle);
this._pixiLabels[l].position.x = this._labelPositions_px[l][0];
this._pixiLabels[l].position.y = this._labelPositions_px[l][1];
this._pixiLabels[l].rotation = -(this._ori + this._labelOri) * Math.PI / 180;
this._pixiLabels[l].anchor = this._labelAnchor;
this._pixiLabels[l].alpha = 1;
this._pixi.addChild(this._pixiLabels[l]);
}
}
/**
* Apply a particular style to the slider.
*
* @note: We are mirroring PsychoPy here, rather than using a skin approach.
*
* @protected
*/
_setupStyle()
{
const isWhiteOnBlack = (this._style.indexOf(Slider.Style.WHITE_ON_BLACK) > -1);
const skin = (isWhiteOnBlack) ? this._skin.WHITE_ON_BLACK : this._skin.STANDARD;
// default style:
if (this._isHorizontal())
{
this._barSize = [this._size[0], 0];
this._tickSize = [0, this._size[1]];
this._labelAnchor = new PIXI.Point(0, 0);
}
else
{
this._barSize = [0, this._size[1]];
this._tickSize = [this._size[0], 0];
this._labelAnchor = new PIXI.Point(0, 0);
}
this._barLineWidth_px = 1;
this._barLineColor = (!skin.BAR_LINE_COLOR) ? new Color(this._lineColor) : skin.BAR_LINE_COLOR;
this._barFillColor = undefined;
this._tickType = Slider.Shape.LINE;
this._tickColor = (!skin.TICK_COLOR) ? new Color(this._lineColor) : skin.TICK_COLOR;
if (this.markerColor === undefined)
{
this.markerColor = skin.MARKER_COLOR;
}
// this._markerColor = this.getContrastedColor(this._color, 0.3);
this.markerColor = new Color(this.markerColor);
this._markerType = Slider.Shape.DISC;
this._markerSize = (!this._skin.MARKER_SIZE) ? this._tickSize : this._skin.MARKER_SIZE;
this._labelColor = (!skin.LABEL_COLOR) ? new Color(this._color) : skin.LABEL_COLOR;
this._labelOri = 0;
// rating:
if (this._style.indexOf(Slider.Style.RATING) > -1)
{
// nothing to do
}
// triangleMarker:
if (this._style.indexOf(Slider.Style.TRIANGLE_MARKER) > -1)
{
this._markerType = Slider.Shape.TRIANGLE;
if (!this._skin.MARKER_SIZE)
{
this._markerSize = this._markerSize.map((s) => s * 2);
}
}
// slider:
if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
this._markerType = Slider.Shape.BOX;
if (!this._skin.MARKER_SIZE)
{
this._markerSize = (this._isHorizontal())
? [this._size[0] / (this._ticks[this._ticks.length - 1] - this._ticks[0]), this._size[1]]
: [this._size[0], this._size[1] / (this._ticks[this._ticks.length - 1] - this._ticks[0])];
}
this._barSize = [this._size[0], this._size[1]];
this._barFillColor = this.getContrastedColor(new Color(this.color), 0.5);
}
/*
// whiteOnBlack:
if (isWhiteOnBlack)
{
this._barLineColor = skin.BAR_LINE_COLOR;
this._tickColor = skin.TICK_COLOR;
this._markerColor = skin.MARKER_COLOR;
this._labelColor = skin.LABEL_COLOR;
}
*/
// labels45:
if (this._style.indexOf(Slider.Style.LABELS_45) > -1)
{
this._labelOri = -45;
if (this._flip)
{
this._labelAnchor = new PIXI.Point(0, 0.5);
}
else
{
this._labelAnchor = new PIXI.Point(1, 0);
}
}
// radio:
if (this._style.indexOf(Slider.Style.RADIO) > -1)
{
this._barLineWidth_px = 0;
this._tickType = Slider.Shape.DISC;
this.granularity = 1.0;
if (!this._skin.MARKER_SIZE)
{
this._markerSize = this._markerSize.map((s) => s * 0.7);
}
}
}
/**
* Convert an array of ratings into an array of [x,y] positions (in Slider units, with 0 at the center of the Slider)
*
* @protected
* @param {number[]} ratings - the array of ratings
* @returns {Array.&lt;Array.&lt;number>>} the positions corresponding to the ratings (in Slider units,
* with 0 at the center of the Slider)
*/
_ratingToPos(ratings)
{
const range = this._ticks[this._ticks.length - 1] - this._ticks[0];
if (this._isHorizontal())
{
// in compact mode the circular markers of RADIO sliders must fit within the width:
if (this._compact &amp;&amp; this._style.indexOf(Slider.Style.RADIO) > -1)
{
return ratings.map((v) => [
((v - this._ticks[0]) / range) * (this._size[0] - this._tickSize[1] * 2)
- (this._size[0] / 2) + this._tickSize[1],
0,
]);
}
else if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
return ratings.map((v) => [
((v - this._ticks[0]) / range - 0.5) * (this._size[0] - this._markerSize[0]),
0,
]);
}
else
{
return ratings.map((v) => [((v - this._ticks[0]) / range - 0.5) * this._size[0], 0]);
}
}
else
{
// in compact mode the circular markers of RADIO sliders must fit within the height:
if (this._compact &amp;&amp; this._style.indexOf(Slider.Style.RADIO) > -1)
{
return ratings.map((v) => [
0,
((v - this._ticks[0]) / range) * (this._size[1] - this._tickSize[0] * 2)
- (this._size[1] / 2) + this._tickSize[0],
]);
}
else if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
return ratings.map((v) => [
0,
((v - this._ticks[0]) / range - 0.5) * (this._size[1] - this._markerSize[1]),
]);
}
else
{
return ratings.map((v) => [0, (1.0 - (v - this._ticks[0]) / range - 0.5) * this._size[1]]);
}
}
}
/**
* Convert a [x,y] position, in pixel units, relative to the slider, into a rating.
*
* @protected
* @param {number[]} pos_px - the [x,y] position, in pixel units, relative to the slider.
* @returns {number} the corresponding rating.
*/
_posToRating(pos_px)
{
const range = this._ticks[this._ticks.length - 1] - this._ticks[0];
const size_px = util.to_px(this._size, this._units, this._win);
const markerSize_px = util.to_px(this._markerSize, this._units, this._win);
if (this._isHorizontal())
{
if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
return (pos_px[0] / (size_px[0] - markerSize_px[0]) + 0.5) * range + this._ticks[0];
}
else
{
return (pos_px[0] / size_px[0] + 0.5) * range + this._ticks[0];
}
}
else
{
if (this._style.indexOf(Slider.Style.SLIDER) > -1)
{
if (size_px[1] === markerSize_px[1])
{
}
else
{
return (pos_px[1] / (size_px[1] - markerSize_px[1]) + 0.5) * range + this._ticks[0];
}
}
else
{
return (1.0 - (pos_px[1] / size_px[1] + 0.5)) * range + this._ticks[0];
}
}
}
/**
* Determine whether the slider is horizontal.
*
* &lt;p>The slider is horizontal is its x-axis size is larger than its y-axis size.&lt;/p>
*
* @protected
* @returns {boolean} whether or not the slider is horizontal
*/
_isHorizontal()
{
return (this._size[0] > this._size[1]);
}
/**
* Calculate the rating once granularity has been taken into account.
*
* @protected
* @param {number} rating - the input rating
* @returns {number} the new rating with granularity applied
*/
_granularise(rating)
{
if (typeof rating === "undefined")
{
return undefined;
}
if (this._granularity > 0)
{
rating = Math.round(rating / this._granularity) * this._granularity;
}
rating = Math.min(Math.max(this._ticks[0], rating), this._ticks[this._ticks.length - 1]);
return rating;
}
}
/**
* Shape of the marker and of the ticks.
*
* @enum {Symbol}
* @readonly
*/
Slider.Shape = {
DISC: Symbol.for("DISC"),
TRIANGLE: Symbol.for("TRIANGLE"),
LINE: Symbol.for("LINE"),
BOX: Symbol.for("BOX"),
};
/**
* Styles.
*
* @enum {Symbol}
* @readonly
*/
Slider.Style = {
RATING: Symbol.for("RATING"),
TRIANGLE_MARKER: Symbol.for("TRIANGLE_MARKER"),
SLIDER: Symbol.for("SLIDER"),
WHITE_ON_BLACK: Symbol.for("WHITE_ON_BLACK"),
LABELS_45: Symbol.for("LABELS_45"),
RADIO: Symbol.for("RADIO"),
};
/**
* Skin.
*
* @enum {any}
* @readonly
*
* @note a null value indicates that the value is calculated when the style is setup, rather than simply assigned.
*/
Slider.Skin = {
MARKER_SIZE: null,
STANDARD: {
MARKER_COLOR: new Color("red"),
BAR_LINE_COLOR: null,
TICK_COLOR: null,
LABEL_COLOR: null,
},
WHITE_ON_BLACK: {
MARKER_COLOR: new Color("white"),
BAR_LINE_COLOR: new Color("black"),
TICK_COLOR: new Color("black"),
LABEL_COLOR: new Color("black"),
},
};
</code></pre>
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