1 line
5.3 KiB
Plaintext
1 line
5.3 KiB
Plaintext
{"version":3,"file":"NativeAnimationExtended.mjs","sources":["../../../src/animation/NativeAnimationExtended.ts"],"sourcesContent":["import { clamp } from \"motion-utils\"\nimport { time } from \"../frameloop/sync-time\"\nimport { setStyle } from \"../render/dom/style-set\"\nimport { JSAnimation } from \"./JSAnimation\"\nimport { NativeAnimation, NativeAnimationOptions } from \"./NativeAnimation\"\nimport { AnyResolvedKeyframe, ValueAnimationOptions } from \"./types\"\nimport { replaceTransitionType } from \"./utils/replace-transition-type\"\nimport { replaceStringEasing } from \"./waapi/utils/unsupported-easing\"\n\nexport type NativeAnimationOptionsExtended<T extends AnyResolvedKeyframe> =\n NativeAnimationOptions & ValueAnimationOptions<T> & NativeAnimationOptions\n\n/**\n * 10ms is chosen here as it strikes a balance between smooth\n * results (more than one keyframe per frame at 60fps) and\n * keyframe quantity.\n */\nconst sampleDelta = 10 //ms\n\nexport class NativeAnimationExtended<\n T extends AnyResolvedKeyframe\n> extends NativeAnimation<T> {\n options: NativeAnimationOptionsExtended<T>\n\n constructor(options: NativeAnimationOptionsExtended<T>) {\n /**\n * The base NativeAnimation function only supports a subset\n * of Motion easings, and WAAPI also only supports some\n * easing functions via string/cubic-bezier definitions.\n *\n * This function replaces those unsupported easing functions\n * with a JS easing function. This will later get compiled\n * to a linear() easing function.\n */\n replaceStringEasing(options)\n\n /**\n * Ensure we replace the transition type with a generator function\n * before passing to WAAPI.\n *\n * TODO: Does this have a better home? It could be shared with\n * JSAnimation.\n */\n replaceTransitionType(options)\n\n super(options)\n\n /**\n * Only set startTime when the animation should autoplay.\n * Setting startTime on a paused WAAPI animation unpauses it\n * (per the WAAPI spec), which breaks autoplay: false.\n */\n if (options.startTime !== undefined && options.autoplay !== false) {\n this.startTime = options.startTime\n }\n\n this.options = options\n }\n\n /**\n * WAAPI doesn't natively have any interruption capabilities.\n *\n * Rather than read committed styles back out of the DOM, we can\n * create a renderless JS animation and sample it twice to calculate\n * its current value, \"previous\" value, and therefore allow\n * Motion to calculate velocity for any subsequent animation.\n */\n updateMotionValue(value?: T) {\n const { motionValue, onUpdate, onComplete, element, ...options } =\n this.options\n\n if (!motionValue) return\n\n if (value !== undefined) {\n motionValue.set(value)\n return\n }\n\n const sampleAnimation = new JSAnimation({\n ...options,\n autoplay: false,\n })\n\n /**\n * Use wall-clock elapsed time for sampling.\n * Under CPU load, WAAPI's currentTime may not reflect actual\n * elapsed time, causing incorrect sampling and visual jumps.\n */\n const sampleTime = Math.max(sampleDelta, time.now() - this.startTime)\n const delta = clamp(0, sampleDelta, sampleTime - sampleDelta)\n const current = sampleAnimation.sample(sampleTime).value\n\n /**\n * Write the estimated value to inline style so it persists\n * after cancel(), covering the async gap before the next\n * animation starts.\n */\n const { name } = this.options\n if (element && name) setStyle(element, name, current)\n\n motionValue.setWithVelocity(\n sampleAnimation.sample(Math.max(0, sampleTime - delta)).value,\n current,\n delta\n )\n\n sampleAnimation.stop()\n }\n}\n"],"names":[],"mappings":";;;;;;;;AAYA;;;;AAIG;AACH,MAAM,WAAW,GAAG,EAAE,CAAA;AAEhB,MAAO,uBAEX,SAAQ,eAAkB,CAAA;AAGxB,IAAA,WAAA,CAAY,OAA0C,EAAA;AAClD;;;;;;;;AAQG;QACH,mBAAmB,CAAC,OAAO,CAAC;AAE5B;;;;;;AAMG;QACH,qBAAqB,CAAC,OAAO,CAAC;QAE9B,KAAK,CAAC,OAAO,CAAC;AAEd;;;;AAIG;AACH,QAAA,IAAI,OAAO,CAAC,SAAS,KAAK,SAAS,IAAI,OAAO,CAAC,QAAQ,KAAK,KAAK,EAAE;AAC/D,YAAA,IAAI,CAAC,SAAS,GAAG,OAAO,CAAC,SAAS;QACtC;AAEA,QAAA,IAAI,CAAC,OAAO,GAAG,OAAO;IAC1B;AAEA;;;;;;;AAOG;AACH,IAAA,iBAAiB,CAAC,KAAS,EAAA;AACvB,QAAA,MAAM,EAAE,WAAW,EAAE,QAAQ,EAAE,UAAU,EAAE,OAAO,EAAE,GAAG,OAAO,EAAE,GAC5D,IAAI,CAAC,OAAO;AAEhB,QAAA,IAAI,CAAC,WAAW;YAAE;AAElB,QAAA,IAAI,KAAK,KAAK,SAAS,EAAE;AACrB,YAAA,WAAW,CAAC,GAAG,CAAC,KAAK,CAAC;YACtB;QACJ;AAEA,QAAA,MAAM,eAAe,GAAG,IAAI,WAAW,CAAC;AACpC,YAAA,GAAG,OAAO;AACV,YAAA,QAAQ,EAAE,KAAK;AAClB,SAAA,CAAC;AAEF;;;;AAIG;AACH,QAAA,MAAM,UAAU,GAAG,IAAI,CAAC,GAAG,CAAC,WAAW,EAAE,IAAI,CAAC,GAAG,EAAE,GAAG,IAAI,CAAC,SAAS,CAAC;AACrE,QAAA,MAAM,KAAK,GAAG,KAAK,CAAC,CAAC,EAAE,WAAW,EAAE,UAAU,GAAG,WAAW,CAAC;QAC7D,MAAM,OAAO,GAAG,eAAe,CAAC,MAAM,CAAC,UAAU,CAAC,CAAC,KAAK;AAExD;;;;AAIG;AACH,QAAA,MAAM,EAAE,IAAI,EAAE,GAAG,IAAI,CAAC,OAAO;QAC7B,IAAI,OAAO,IAAI,IAAI;AAAE,YAAA,QAAQ,CAAC,OAAO,EAAE,IAAI,EAAE,OAAO,CAAC;QAErD,WAAW,CAAC,eAAe,CACvB,eAAe,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,UAAU,GAAG,KAAK,CAAC,CAAC,CAAC,KAAK,EAC7D,OAAO,EACP,KAAK,CACR;QAED,eAAe,CAAC,IAAI,EAAE;IAC1B;AACH;;;;"} |