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- {"ast":null,"code":"import \"core-js/modules/es.array.push.js\";\nimport * as eventUtil from './event.js';\nvar GestureMgr = function () {\n function GestureMgr() {\n this._track = [];\n }\n GestureMgr.prototype.recognize = function (event, target, root) {\n this._doTrack(event, target, root);\n return this._recognize(event);\n };\n GestureMgr.prototype.clear = function () {\n this._track.length = 0;\n return this;\n };\n GestureMgr.prototype._doTrack = function (event, target, root) {\n var touches = event.touches;\n if (!touches) {\n return;\n }\n var trackItem = {\n points: [],\n touches: [],\n target: target,\n event: event\n };\n for (var i = 0, len = touches.length; i < len; i++) {\n var touch = touches[i];\n var pos = eventUtil.clientToLocal(root, touch, {});\n trackItem.points.push([pos.zrX, pos.zrY]);\n trackItem.touches.push(touch);\n }\n this._track.push(trackItem);\n };\n GestureMgr.prototype._recognize = function (event) {\n for (var eventName in recognizers) {\n if (recognizers.hasOwnProperty(eventName)) {\n var gestureInfo = recognizers[eventName](this._track, event);\n if (gestureInfo) {\n return gestureInfo;\n }\n }\n }\n };\n return GestureMgr;\n}();\nexport { GestureMgr };\nfunction dist(pointPair) {\n var dx = pointPair[1][0] - pointPair[0][0];\n var dy = pointPair[1][1] - pointPair[0][1];\n return Math.sqrt(dx * dx + dy * dy);\n}\nfunction center(pointPair) {\n return [(pointPair[0][0] + pointPair[1][0]) / 2, (pointPair[0][1] + pointPair[1][1]) / 2];\n}\nvar recognizers = {\n pinch: function (tracks, event) {\n var trackLen = tracks.length;\n if (!trackLen) {\n return;\n }\n var pinchEnd = (tracks[trackLen - 1] || {}).points;\n var pinchPre = (tracks[trackLen - 2] || {}).points || pinchEnd;\n if (pinchPre && pinchPre.length > 1 && pinchEnd && pinchEnd.length > 1) {\n var pinchScale = dist(pinchEnd) / dist(pinchPre);\n !isFinite(pinchScale) && (pinchScale = 1);\n event.pinchScale = pinchScale;\n var pinchCenter = center(pinchEnd);\n event.pinchX = pinchCenter[0];\n event.pinchY = pinchCenter[1];\n return {\n type: 'pinch',\n target: tracks[0].target,\n event: event\n };\n }\n }\n};","map":{"version":3,"names":["eventUtil","GestureMgr","_track","prototype","recognize","event","target","root","_doTrack","_recognize","clear","length","touches","trackItem","points","i","len","touch","pos","clientToLocal","push","zrX","zrY","eventName","recognizers","hasOwnProperty","gestureInfo","dist","pointPair","dx","dy","Math","sqrt","center","pinch","tracks","trackLen","pinchEnd","pinchPre","pinchScale","isFinite","pinchCenter","pinchX","pinchY","type"],"sources":["E:/git/2021项目/安科院大屏/node_modules/zrender/lib/core/GestureMgr.js"],"sourcesContent":["import * as eventUtil from './event.js';\nvar GestureMgr = (function () {\n function GestureMgr() {\n this._track = [];\n }\n GestureMgr.prototype.recognize = function (event, target, root) {\n this._doTrack(event, target, root);\n return this._recognize(event);\n };\n GestureMgr.prototype.clear = function () {\n this._track.length = 0;\n return this;\n };\n GestureMgr.prototype._doTrack = function (event, target, root) {\n var touches = event.touches;\n if (!touches) {\n return;\n }\n var trackItem = {\n points: [],\n touches: [],\n target: target,\n event: event\n };\n for (var i = 0, len = touches.length; i < len; i++) {\n var touch = touches[i];\n var pos = eventUtil.clientToLocal(root, touch, {});\n trackItem.points.push([pos.zrX, pos.zrY]);\n trackItem.touches.push(touch);\n }\n this._track.push(trackItem);\n };\n GestureMgr.prototype._recognize = function (event) {\n for (var eventName in recognizers) {\n if (recognizers.hasOwnProperty(eventName)) {\n var gestureInfo = recognizers[eventName](this._track, event);\n if (gestureInfo) {\n return gestureInfo;\n }\n }\n }\n };\n return GestureMgr;\n}());\nexport { GestureMgr };\nfunction dist(pointPair) {\n var dx = pointPair[1][0] - pointPair[0][0];\n var dy = pointPair[1][1] - pointPair[0][1];\n return Math.sqrt(dx * dx + dy * dy);\n}\nfunction center(pointPair) {\n return [\n (pointPair[0][0] + pointPair[1][0]) / 2,\n (pointPair[0][1] + pointPair[1][1]) / 2\n ];\n}\nvar recognizers = {\n pinch: function (tracks, event) {\n var trackLen = tracks.length;\n if (!trackLen) {\n return;\n }\n var pinchEnd = (tracks[trackLen - 1] || {}).points;\n var pinchPre = (tracks[trackLen - 2] || {}).points || pinchEnd;\n if (pinchPre\n && pinchPre.length > 1\n && pinchEnd\n && pinchEnd.length > 1) {\n var pinchScale = dist(pinchEnd) / dist(pinchPre);\n !isFinite(pinchScale) && (pinchScale = 1);\n event.pinchScale = pinchScale;\n var pinchCenter = center(pinchEnd);\n event.pinchX = pinchCenter[0];\n event.pinchY = pinchCenter[1];\n return {\n type: 'pinch',\n target: tracks[0].target,\n event: event\n };\n }\n }\n};\n"],"mappings":";AAAA,OAAO,KAAKA,SAAS,MAAM,YAAY;AACvC,IAAIC,UAAU,GAAI,YAAY;EAC1B,SAASA,UAAUA,CAAA,EAAG;IAClB,IAAI,CAACC,MAAM,GAAG,EAAE;EACpB;EACAD,UAAU,CAACE,SAAS,CAACC,SAAS,GAAG,UAAUC,KAAK,EAAEC,MAAM,EAAEC,IAAI,EAAE;IAC5D,IAAI,CAACC,QAAQ,CAACH,KAAK,EAAEC,MAAM,EAAEC,IAAI,CAAC;IAClC,OAAO,IAAI,CAACE,UAAU,CAACJ,KAAK,CAAC;EACjC,CAAC;EACDJ,UAAU,CAACE,SAAS,CAACO,KAAK,GAAG,YAAY;IACrC,IAAI,CAACR,MAAM,CAACS,MAAM,GAAG,CAAC;IACtB,OAAO,IAAI;EACf,CAAC;EACDV,UAAU,CAACE,SAAS,CAACK,QAAQ,GAAG,UAAUH,KAAK,EAAEC,MAAM,EAAEC,IAAI,EAAE;IAC3D,IAAIK,OAAO,GAAGP,KAAK,CAACO,OAAO;IAC3B,IAAI,CAACA,OAAO,EAAE;MACV;IACJ;IACA,IAAIC,SAAS,GAAG;MACZC,MAAM,EAAE,EAAE;MACVF,OAAO,EAAE,EAAE;MACXN,MAAM,EAAEA,MAAM;MACdD,KAAK,EAAEA;IACX,CAAC;IACD,KAAK,IAAIU,CAAC,GAAG,CAAC,EAAEC,GAAG,GAAGJ,OAAO,CAACD,MAAM,EAAEI,CAAC,GAAGC,GAAG,EAAED,CAAC,EAAE,EAAE;MAChD,IAAIE,KAAK,GAAGL,OAAO,CAACG,CAAC,CAAC;MACtB,IAAIG,GAAG,GAAGlB,SAAS,CAACmB,aAAa,CAACZ,IAAI,EAAEU,KAAK,EAAE,CAAC,CAAC,CAAC;MAClDJ,SAAS,CAACC,MAAM,CAACM,IAAI,CAAC,CAACF,GAAG,CAACG,GAAG,EAAEH,GAAG,CAACI,GAAG,CAAC,CAAC;MACzCT,SAAS,CAACD,OAAO,CAACQ,IAAI,CAACH,KAAK,CAAC;IACjC;IACA,IAAI,CAACf,MAAM,CAACkB,IAAI,CAACP,SAAS,CAAC;EAC/B,CAAC;EACDZ,UAAU,CAACE,SAAS,CAACM,UAAU,GAAG,UAAUJ,KAAK,EAAE;IAC/C,KAAK,IAAIkB,SAAS,IAAIC,WAAW,EAAE;MAC/B,IAAIA,WAAW,CAACC,cAAc,CAACF,SAAS,CAAC,EAAE;QACvC,IAAIG,WAAW,GAAGF,WAAW,CAACD,SAAS,CAAC,CAAC,IAAI,CAACrB,MAAM,EAAEG,KAAK,CAAC;QAC5D,IAAIqB,WAAW,EAAE;UACb,OAAOA,WAAW;QACtB;MACJ;IACJ;EACJ,CAAC;EACD,OAAOzB,UAAU;AACrB,CAAC,CAAC,CAAE;AACJ,SAASA,UAAU;AACnB,SAAS0B,IAAIA,CAACC,SAAS,EAAE;EACrB,IAAIC,EAAE,GAAGD,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAGA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;EAC1C,IAAIE,EAAE,GAAGF,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAGA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;EAC1C,OAAOG,IAAI,CAACC,IAAI,CAACH,EAAE,GAAGA,EAAE,GAAGC,EAAE,GAAGA,EAAE,CAAC;AACvC;AACA,SAASG,MAAMA,CAACL,SAAS,EAAE;EACvB,OAAO,CACH,CAACA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAGA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,EACvC,CAACA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAGA,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,CAC1C;AACL;AACA,IAAIJ,WAAW,GAAG;EACdU,KAAK,EAAE,SAAAA,CAAUC,MAAM,EAAE9B,KAAK,EAAE;IAC5B,IAAI+B,QAAQ,GAAGD,MAAM,CAACxB,MAAM;IAC5B,IAAI,CAACyB,QAAQ,EAAE;MACX;IACJ;IACA,IAAIC,QAAQ,GAAG,CAACF,MAAM,CAACC,QAAQ,GAAG,CAAC,CAAC,IAAI,CAAC,CAAC,EAAEtB,MAAM;IAClD,IAAIwB,QAAQ,GAAG,CAACH,MAAM,CAACC,QAAQ,GAAG,CAAC,CAAC,IAAI,CAAC,CAAC,EAAEtB,MAAM,IAAIuB,QAAQ;IAC9D,IAAIC,QAAQ,IACLA,QAAQ,CAAC3B,MAAM,GAAG,CAAC,IACnB0B,QAAQ,IACRA,QAAQ,CAAC1B,MAAM,GAAG,CAAC,EAAE;MACxB,IAAI4B,UAAU,GAAGZ,IAAI,CAACU,QAAQ,CAAC,GAAGV,IAAI,CAACW,QAAQ,CAAC;MAChD,CAACE,QAAQ,CAACD,UAAU,CAAC,KAAKA,UAAU,GAAG,CAAC,CAAC;MACzClC,KAAK,CAACkC,UAAU,GAAGA,UAAU;MAC7B,IAAIE,WAAW,GAAGR,MAAM,CAACI,QAAQ,CAAC;MAClChC,KAAK,CAACqC,MAAM,GAAGD,WAAW,CAAC,CAAC,CAAC;MAC7BpC,KAAK,CAACsC,MAAM,GAAGF,WAAW,CAAC,CAAC,CAAC;MAC7B,OAAO;QACHG,IAAI,EAAE,OAAO;QACbtC,MAAM,EAAE6B,MAAM,CAAC,CAAC,CAAC,CAAC7B,MAAM;QACxBD,KAAK,EAAEA;MACX,CAAC;IACL;EACJ;AACJ,CAAC","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]}
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