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- {"ast":null,"code":"/**\n * A behavior that when attached to a mesh will allow the mesh to fade in and out\n */\nexport class FadeInOutBehavior {\n /**\n * Time in milliseconds to delay before fading in (Default: 0)\n * Will set both fade in and out delay to the same value\n */\n get delay() {\n return this.fadeInDelay;\n }\n set delay(value) {\n this.fadeInDelay = value;\n this.fadeOutDelay = value;\n }\n /**\n * Instantiates the FadeInOutBehavior\n */\n constructor() {\n /**\n * Time in milliseconds to delay before fading in (Default: 0)\n */\n this.fadeInDelay = 0;\n /**\n * Time in milliseconds to delay before fading out (Default: 0)\n */\n this.fadeOutDelay = 0;\n /**\n * Time in milliseconds for the mesh to fade in (Default: 300)\n */\n this.fadeInTime = 300;\n /**\n * Time in milliseconds for the mesh to fade out (Default: 300)\n */\n this.fadeOutTime = 300;\n this._millisecondsPerFrame = 1000 / 60;\n this._hovered = false;\n this._hoverValue = 0;\n this._ownerNode = null;\n this._delay = 0;\n this._time = 300;\n this._update = () => {\n if (this._ownerNode) {\n this._hoverValue += this._hovered ? this._millisecondsPerFrame : -this._millisecondsPerFrame;\n this._setAllVisibility(this._ownerNode, (this._hoverValue - this._delay) / this._time);\n if (this._ownerNode.visibility > 1) {\n this._setAllVisibility(this._ownerNode, 1);\n if (this._hoverValue > this._time) {\n this._hoverValue = this._time;\n this._detachObserver();\n return;\n }\n } else if (this._ownerNode.visibility < 0) {\n this._setAllVisibility(this._ownerNode, 0);\n if (this._hoverValue < 0) {\n this._hoverValue = 0;\n this._detachObserver();\n return;\n }\n }\n this._attachObserver();\n }\n };\n }\n /**\n * The name of the behavior\n */\n get name() {\n return \"FadeInOut\";\n }\n /**\n * Initializes the behavior\n */\n init() {}\n /**\n * Attaches the fade behavior on the passed in mesh\n * @param ownerNode The mesh that will be faded in/out once attached\n */\n attach(ownerNode) {\n this._ownerNode = ownerNode;\n this._setAllVisibility(this._ownerNode, 0);\n }\n /**\n * Detaches the behavior from the mesh\n */\n detach() {\n this._ownerNode = null;\n }\n /**\n * Triggers the mesh to begin fading in (or out)\n * @param fadeIn if the object should fade in or out (true to fade in)\n */\n fadeIn(fadeIn = true) {\n this._delay = fadeIn ? this.fadeInDelay : this.fadeOutDelay;\n this._time = fadeIn ? this.fadeInTime : this.fadeOutTime;\n // Cancel any pending updates\n this._detachObserver();\n // If fading in and already visible or fading out and already not visible do nothing\n if (this._ownerNode && (fadeIn && this._ownerNode.visibility >= 1 || !fadeIn && this._ownerNode.visibility <= 0)) {\n return;\n }\n this._hovered = fadeIn;\n if (!this._hovered) {\n // Make the delay the negative of fadeout delay so the hoverValue is kept above 1 until\n // fadeOutDelay has elapsed\n this._delay *= -1;\n }\n // Reset the hoverValue. This is necessary because we may have been fading out, e.g. but not yet reached\n // the delay, so the hover value is greater than 1\n if (this._ownerNode.visibility >= 1) {\n this._hoverValue = this._time;\n } else if (this._ownerNode.visibility <= 0) {\n this._hoverValue = 0;\n }\n this._update();\n }\n /**\n * Triggers the mesh to begin fading out\n */\n fadeOut() {\n this.fadeIn(false);\n }\n _setAllVisibility(mesh, value) {\n mesh.visibility = value;\n mesh.getChildMeshes().forEach(c => {\n this._setAllVisibility(c, value);\n });\n }\n _attachObserver() {\n if (!this._onBeforeRenderObserver) {\n var _this$_ownerNode;\n this._onBeforeRenderObserver = (_this$_ownerNode = this._ownerNode) === null || _this$_ownerNode === void 0 ? void 0 : _this$_ownerNode.getScene().onBeforeRenderObservable.add(this._update);\n }\n }\n _detachObserver() {\n if (this._onBeforeRenderObserver) {\n var _this$_ownerNode2;\n (_this$_ownerNode2 = this._ownerNode) === null || _this$_ownerNode2 === void 0 || _this$_ownerNode2.getScene().onBeforeRenderObservable.remove(this._onBeforeRenderObserver);\n this._onBeforeRenderObserver = null;\n }\n }\n}","map":{"version":3,"names":["FadeInOutBehavior","delay","fadeInDelay","value","fadeOutDelay","constructor","fadeInTime","fadeOutTime","_millisecondsPerFrame","_hovered","_hoverValue","_ownerNode","_delay","_time","_update","_setAllVisibility","visibility","_detachObserver","_attachObserver","name","init","attach","ownerNode","detach","fadeIn","fadeOut","mesh","getChildMeshes","forEach","c","_onBeforeRenderObserver","_this$_ownerNode","getScene","onBeforeRenderObservable","add","_this$_ownerNode2","remove"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Behaviors/Meshes/fadeInOutBehavior.js"],"sourcesContent":["/**\n * A behavior that when attached to a mesh will allow the mesh to fade in and out\n */\nexport class FadeInOutBehavior {\n /**\n * Time in milliseconds to delay before fading in (Default: 0)\n * Will set both fade in and out delay to the same value\n */\n get delay() {\n return this.fadeInDelay;\n }\n set delay(value) {\n this.fadeInDelay = value;\n this.fadeOutDelay = value;\n }\n /**\n * Instantiates the FadeInOutBehavior\n */\n constructor() {\n /**\n * Time in milliseconds to delay before fading in (Default: 0)\n */\n this.fadeInDelay = 0;\n /**\n * Time in milliseconds to delay before fading out (Default: 0)\n */\n this.fadeOutDelay = 0;\n /**\n * Time in milliseconds for the mesh to fade in (Default: 300)\n */\n this.fadeInTime = 300;\n /**\n * Time in milliseconds for the mesh to fade out (Default: 300)\n */\n this.fadeOutTime = 300;\n this._millisecondsPerFrame = 1000 / 60;\n this._hovered = false;\n this._hoverValue = 0;\n this._ownerNode = null;\n this._delay = 0;\n this._time = 300;\n this._update = () => {\n if (this._ownerNode) {\n this._hoverValue += this._hovered ? this._millisecondsPerFrame : -this._millisecondsPerFrame;\n this._setAllVisibility(this._ownerNode, (this._hoverValue - this._delay) / this._time);\n if (this._ownerNode.visibility > 1) {\n this._setAllVisibility(this._ownerNode, 1);\n if (this._hoverValue > this._time) {\n this._hoverValue = this._time;\n this._detachObserver();\n return;\n }\n }\n else if (this._ownerNode.visibility < 0) {\n this._setAllVisibility(this._ownerNode, 0);\n if (this._hoverValue < 0) {\n this._hoverValue = 0;\n this._detachObserver();\n return;\n }\n }\n this._attachObserver();\n }\n };\n }\n /**\n * The name of the behavior\n */\n get name() {\n return \"FadeInOut\";\n }\n /**\n * Initializes the behavior\n */\n init() { }\n /**\n * Attaches the fade behavior on the passed in mesh\n * @param ownerNode The mesh that will be faded in/out once attached\n */\n attach(ownerNode) {\n this._ownerNode = ownerNode;\n this._setAllVisibility(this._ownerNode, 0);\n }\n /**\n * Detaches the behavior from the mesh\n */\n detach() {\n this._ownerNode = null;\n }\n /**\n * Triggers the mesh to begin fading in (or out)\n * @param fadeIn if the object should fade in or out (true to fade in)\n */\n fadeIn(fadeIn = true) {\n this._delay = fadeIn ? this.fadeInDelay : this.fadeOutDelay;\n this._time = fadeIn ? this.fadeInTime : this.fadeOutTime;\n // Cancel any pending updates\n this._detachObserver();\n // If fading in and already visible or fading out and already not visible do nothing\n if (this._ownerNode && ((fadeIn && this._ownerNode.visibility >= 1) || (!fadeIn && this._ownerNode.visibility <= 0))) {\n return;\n }\n this._hovered = fadeIn;\n if (!this._hovered) {\n // Make the delay the negative of fadeout delay so the hoverValue is kept above 1 until\n // fadeOutDelay has elapsed\n this._delay *= -1;\n }\n // Reset the hoverValue. This is necessary because we may have been fading out, e.g. but not yet reached\n // the delay, so the hover value is greater than 1\n if (this._ownerNode.visibility >= 1) {\n this._hoverValue = this._time;\n }\n else if (this._ownerNode.visibility <= 0) {\n this._hoverValue = 0;\n }\n this._update();\n }\n /**\n * Triggers the mesh to begin fading out\n */\n fadeOut() {\n this.fadeIn(false);\n }\n _setAllVisibility(mesh, value) {\n mesh.visibility = value;\n mesh.getChildMeshes().forEach((c) => {\n this._setAllVisibility(c, value);\n });\n }\n _attachObserver() {\n if (!this._onBeforeRenderObserver) {\n this._onBeforeRenderObserver = this._ownerNode?.getScene().onBeforeRenderObservable.add(this._update);\n }\n }\n _detachObserver() {\n if (this._onBeforeRenderObserver) {\n this._ownerNode?.getScene().onBeforeRenderObservable.remove(this._onBeforeRenderObserver);\n this._onBeforeRenderObserver = null;\n }\n }\n}\n"],"mappings":"AAAA;AACA;AACA;AACA,OAAO,MAAMA,iBAAiB,CAAC;EAC3B;AACJ;AACA;AACA;EACI,IAAIC,KAAKA,CAAA,EAAG;IACR,OAAO,IAAI,CAACC,WAAW;EAC3B;EACA,IAAID,KAAKA,CAACE,KAAK,EAAE;IACb,IAAI,CAACD,WAAW,GAAGC,KAAK;IACxB,IAAI,CAACC,YAAY,GAAGD,KAAK;EAC7B;EACA;AACJ;AACA;EACIE,WAAWA,CAAA,EAAG;IACV;AACR;AACA;IACQ,IAAI,CAACH,WAAW,GAAG,CAAC;IACpB;AACR;AACA;IACQ,IAAI,CAACE,YAAY,GAAG,CAAC;IACrB;AACR;AACA;IACQ,IAAI,CAACE,UAAU,GAAG,GAAG;IACrB;AACR;AACA;IACQ,IAAI,CAACC,WAAW,GAAG,GAAG;IACtB,IAAI,CAACC,qBAAqB,GAAG,IAAI,GAAG,EAAE;IACtC,IAAI,CAACC,QAAQ,GAAG,KAAK;IACrB,IAAI,CAACC,WAAW,GAAG,CAAC;IACpB,IAAI,CAACC,UAAU,GAAG,IAAI;IACtB,IAAI,CAACC,MAAM,GAAG,CAAC;IACf,IAAI,CAACC,KAAK,GAAG,GAAG;IAChB,IAAI,CAACC,OAAO,GAAG,MAAM;MACjB,IAAI,IAAI,CAACH,UAAU,EAAE;QACjB,IAAI,CAACD,WAAW,IAAI,IAAI,CAACD,QAAQ,GAAG,IAAI,CAACD,qBAAqB,GAAG,CAAC,IAAI,CAACA,qBAAqB;QAC5F,IAAI,CAACO,iBAAiB,CAAC,IAAI,CAACJ,UAAU,EAAE,CAAC,IAAI,CAACD,WAAW,GAAG,IAAI,CAACE,MAAM,IAAI,IAAI,CAACC,KAAK,CAAC;QACtF,IAAI,IAAI,CAACF,UAAU,CAACK,UAAU,GAAG,CAAC,EAAE;UAChC,IAAI,CAACD,iBAAiB,CAAC,IAAI,CAACJ,UAAU,EAAE,CAAC,CAAC;UAC1C,IAAI,IAAI,CAACD,WAAW,GAAG,IAAI,CAACG,KAAK,EAAE;YAC/B,IAAI,CAACH,WAAW,GAAG,IAAI,CAACG,KAAK;YAC7B,IAAI,CAACI,eAAe,CAAC,CAAC;YACtB;UACJ;QACJ,CAAC,MACI,IAAI,IAAI,CAACN,UAAU,CAACK,UAAU,GAAG,CAAC,EAAE;UACrC,IAAI,CAACD,iBAAiB,CAAC,IAAI,CAACJ,UAAU,EAAE,CAAC,CAAC;UAC1C,IAAI,IAAI,CAACD,WAAW,GAAG,CAAC,EAAE;YACtB,IAAI,CAACA,WAAW,GAAG,CAAC;YACpB,IAAI,CAACO,eAAe,CAAC,CAAC;YACtB;UACJ;QACJ;QACA,IAAI,CAACC,eAAe,CAAC,CAAC;MAC1B;IACJ,CAAC;EACL;EACA;AACJ;AACA;EACI,IAAIC,IAAIA,CAAA,EAAG;IACP,OAAO,WAAW;EACtB;EACA;AACJ;AACA;EACIC,IAAIA,CAAA,EAAG,CAAE;EACT;AACJ;AACA;AACA;EACIC,MAAMA,CAACC,SAAS,EAAE;IACd,IAAI,CAACX,UAAU,GAAGW,SAAS;IAC3B,IAAI,CAACP,iBAAiB,CAAC,IAAI,CAACJ,UAAU,EAAE,CAAC,CAAC;EAC9C;EACA;AACJ;AACA;EACIY,MAAMA,CAAA,EAAG;IACL,IAAI,CAACZ,UAAU,GAAG,IAAI;EAC1B;EACA;AACJ;AACA;AACA;EACIa,MAAMA,CAACA,MAAM,GAAG,IAAI,EAAE;IAClB,IAAI,CAACZ,MAAM,GAAGY,MAAM,GAAG,IAAI,CAACtB,WAAW,GAAG,IAAI,CAACE,YAAY;IAC3D,IAAI,CAACS,KAAK,GAAGW,MAAM,GAAG,IAAI,CAAClB,UAAU,GAAG,IAAI,CAACC,WAAW;IACxD;IACA,IAAI,CAACU,eAAe,CAAC,CAAC;IACtB;IACA,IAAI,IAAI,CAACN,UAAU,KAAMa,MAAM,IAAI,IAAI,CAACb,UAAU,CAACK,UAAU,IAAI,CAAC,IAAM,CAACQ,MAAM,IAAI,IAAI,CAACb,UAAU,CAACK,UAAU,IAAI,CAAE,CAAC,EAAE;MAClH;IACJ;IACA,IAAI,CAACP,QAAQ,GAAGe,MAAM;IACtB,IAAI,CAAC,IAAI,CAACf,QAAQ,EAAE;MAChB;MACA;MACA,IAAI,CAACG,MAAM,IAAI,CAAC,CAAC;IACrB;IACA;IACA;IACA,IAAI,IAAI,CAACD,UAAU,CAACK,UAAU,IAAI,CAAC,EAAE;MACjC,IAAI,CAACN,WAAW,GAAG,IAAI,CAACG,KAAK;IACjC,CAAC,MACI,IAAI,IAAI,CAACF,UAAU,CAACK,UAAU,IAAI,CAAC,EAAE;MACtC,IAAI,CAACN,WAAW,GAAG,CAAC;IACxB;IACA,IAAI,CAACI,OAAO,CAAC,CAAC;EAClB;EACA;AACJ;AACA;EACIW,OAAOA,CAAA,EAAG;IACN,IAAI,CAACD,MAAM,CAAC,KAAK,CAAC;EACtB;EACAT,iBAAiBA,CAACW,IAAI,EAAEvB,KAAK,EAAE;IAC3BuB,IAAI,CAACV,UAAU,GAAGb,KAAK;IACvBuB,IAAI,CAACC,cAAc,CAAC,CAAC,CAACC,OAAO,CAAEC,CAAC,IAAK;MACjC,IAAI,CAACd,iBAAiB,CAACc,CAAC,EAAE1B,KAAK,CAAC;IACpC,CAAC,CAAC;EACN;EACAe,eAAeA,CAAA,EAAG;IACd,IAAI,CAAC,IAAI,CAACY,uBAAuB,EAAE;MAAA,IAAAC,gBAAA;MAC/B,IAAI,CAACD,uBAAuB,IAAAC,gBAAA,GAAG,IAAI,CAACpB,UAAU,cAAAoB,gBAAA,uBAAfA,gBAAA,CAAiBC,QAAQ,CAAC,CAAC,CAACC,wBAAwB,CAACC,GAAG,CAAC,IAAI,CAACpB,OAAO,CAAC;IACzG;EACJ;EACAG,eAAeA,CAAA,EAAG;IACd,IAAI,IAAI,CAACa,uBAAuB,EAAE;MAAA,IAAAK,iBAAA;MAC9B,CAAAA,iBAAA,OAAI,CAACxB,UAAU,cAAAwB,iBAAA,eAAfA,iBAAA,CAAiBH,QAAQ,CAAC,CAAC,CAACC,wBAAwB,CAACG,MAAM,CAAC,IAAI,CAACN,uBAAuB,CAAC;MACzF,IAAI,CAACA,uBAAuB,GAAG,IAAI;IACvC;EACJ;AACJ","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]}
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