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6.1 KiB
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6.1 KiB
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{"ast":null,"code":"import _objectSpread from \"/Users/apple/Documents/cursor/Web\\u8BFE\\u4EF6/AI\\u8BFE/education_web_\\u591AAgent\\u534F\\u4F5C\\u7CFB\\u7EDF/node_modules/@babel/runtime/helpers/esm/objectSpread2.js\";\nimport _objectWithoutProperties from \"/Users/apple/Documents/cursor/Web\\u8BFE\\u4EF6/AI\\u8BFE/education_web_\\u591AAgent\\u534F\\u4F5C\\u7CFB\\u7EDF/node_modules/@babel/runtime/helpers/esm/objectWithoutProperties.js\";\nconst _excluded = [\"root\"];\n/**\n * Map an IntersectionHandler callback to an element. We only ever make one handler for one\n * element, so even though these handlers might all be triggered by different\n * observers, we can keep them in the same map.\n */\nconst observerCallbacks = new WeakMap();\n/**\n * Multiple observers can be created for multiple element/document roots. Each with\n * different settings. So here we store dictionaries of observers to each root,\n * using serialised settings (threshold/margin) as lookup keys.\n */\nconst observers = new WeakMap();\nconst fireObserverCallback = entry => {\n const callback = observerCallbacks.get(entry.target);\n callback && callback(entry);\n};\nconst fireAllObserverCallbacks = entries => {\n entries.forEach(fireObserverCallback);\n};\nfunction initIntersectionObserver(_ref) {\n let {\n root\n } = _ref,\n options = _objectWithoutProperties(_ref, _excluded);\n const lookupRoot = root || document;\n /**\n * If we don't have an observer lookup map for this root, create one.\n */\n if (!observers.has(lookupRoot)) {\n observers.set(lookupRoot, {});\n }\n const rootObservers = observers.get(lookupRoot);\n const key = JSON.stringify(options);\n /**\n * If we don't have an observer for this combination of root and settings,\n * create one.\n */\n if (!rootObservers[key]) {\n rootObservers[key] = new IntersectionObserver(fireAllObserverCallbacks, _objectSpread({\n root\n }, options));\n }\n return rootObservers[key];\n}\nfunction observeIntersection(element, options, callback) {\n const rootInteresectionObserver = initIntersectionObserver(options);\n observerCallbacks.set(element, callback);\n rootInteresectionObserver.observe(element);\n return () => {\n observerCallbacks.delete(element);\n rootInteresectionObserver.unobserve(element);\n };\n}\nexport { observeIntersection };","map":{"version":3,"names":["observerCallbacks","WeakMap","observers","fireObserverCallback","entry","callback","get","target","fireAllObserverCallbacks","entries","forEach","initIntersectionObserver","_ref","root","options","_objectWithoutProperties","_excluded","lookupRoot","document","has","set","rootObservers","key","JSON","stringify","IntersectionObserver","_objectSpread","observeIntersection","element","rootInteresectionObserver","observe","delete","unobserve"],"sources":["/Users/apple/Documents/cursor/Web课件/AI课/education_web_多Agent协作系统/node_modules/framer-motion/dist/es/motion/features/viewport/observers.mjs"],"sourcesContent":["/**\n * Map an IntersectionHandler callback to an element. We only ever make one handler for one\n * element, so even though these handlers might all be triggered by different\n * observers, we can keep them in the same map.\n */\nconst observerCallbacks = new WeakMap();\n/**\n * Multiple observers can be created for multiple element/document roots. Each with\n * different settings. So here we store dictionaries of observers to each root,\n * using serialised settings (threshold/margin) as lookup keys.\n */\nconst observers = new WeakMap();\nconst fireObserverCallback = (entry) => {\n const callback = observerCallbacks.get(entry.target);\n callback && callback(entry);\n};\nconst fireAllObserverCallbacks = (entries) => {\n entries.forEach(fireObserverCallback);\n};\nfunction initIntersectionObserver({ root, ...options }) {\n const lookupRoot = root || document;\n /**\n * If we don't have an observer lookup map for this root, create one.\n */\n if (!observers.has(lookupRoot)) {\n observers.set(lookupRoot, {});\n }\n cons
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