{"ast":null,"code":"import \"core-js/modules/es.array.join.js\";\nimport env from './env.js';\nimport { buildTransformer } from './fourPointsTransform.js';\nvar EVENT_SAVED_PROP = '___zrEVENTSAVED';\nvar _calcOut = [];\nexport function transformLocalCoord(out, elFrom, elTarget, inX, inY) {\n  return transformCoordWithViewport(_calcOut, elFrom, inX, inY, true) && transformCoordWithViewport(out, elTarget, _calcOut[0], _calcOut[1]);\n}\nexport function transformCoordWithViewport(out, el, inX, inY, inverse) {\n  if (el.getBoundingClientRect && env.domSupported && !isCanvasEl(el)) {\n    var saved = el[EVENT_SAVED_PROP] || (el[EVENT_SAVED_PROP] = {});\n    var markers = prepareCoordMarkers(el, saved);\n    var transformer = preparePointerTransformer(markers, saved, inverse);\n\n    if (transformer) {\n      transformer(out, inX, inY);\n      return true;\n    }\n  }\n\n  return false;\n}\n\nfunction prepareCoordMarkers(el, saved) {\n  var markers = saved.markers;\n\n  if (markers) {\n    return markers;\n  }\n\n  markers = saved.markers = [];\n  var propLR = ['left', 'right'];\n  var propTB = ['top', 'bottom'];\n\n  for (var i = 0; i < 4; i++) {\n    var marker = document.createElement('div');\n    var stl = marker.style;\n    var idxLR = i % 2;\n    var idxTB = (i >> 1) % 2;\n    stl.cssText = ['position: absolute', 'visibility: hidden', 'padding: 0', 'margin: 0', 'border-width: 0', 'user-select: none', 'width:0', 'height:0', propLR[idxLR] + ':0', propTB[idxTB] + ':0', propLR[1 - idxLR] + ':auto', propTB[1 - idxTB] + ':auto', ''].join('!important;');\n    el.appendChild(marker);\n    markers.push(marker);\n  }\n\n  return markers;\n}\n\nfunction preparePointerTransformer(markers, saved, inverse) {\n  var transformerName = inverse ? 'invTrans' : 'trans';\n  var transformer = saved[transformerName];\n  var oldSrcCoords = saved.srcCoords;\n  var srcCoords = [];\n  var destCoords = [];\n  var oldCoordTheSame = true;\n\n  for (var i = 0; i < 4; i++) {\n    var rect = markers[i].getBoundingClientRect();\n    var ii = 2 * i;\n    var x = rect.left;\n    var y = rect.top;\n    srcCoords.push(x, y);\n    oldCoordTheSame = oldCoordTheSame && oldSrcCoords && x === oldSrcCoords[ii] && y === oldSrcCoords[ii + 1];\n    destCoords.push(markers[i].offsetLeft, markers[i].offsetTop);\n  }\n\n  return oldCoordTheSame && transformer ? transformer : (saved.srcCoords = srcCoords, saved[transformerName] = inverse ? buildTransformer(destCoords, srcCoords) : buildTransformer(srcCoords, destCoords));\n}\n\nexport function isCanvasEl(el) {\n  return el.nodeName.toUpperCase() === 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env from './env.js';\r\nimport { buildTransformer } from './fourPointsTransform.js';\r\nvar EVENT_SAVED_PROP = '___zrEVENTSAVED';\r\nvar _calcOut = [];\r\nexport function transformLocalCoord(out, elFrom, elTarget, inX, inY) {\r\n    return transformCoordWithViewport(_calcOut, elFrom, inX, inY, true)\r\n        && transformCoordWithViewport(out, elTarget, _calcOut[0], _calcOut[1]);\r\n}\r\nexport function transformCoordWithViewport(out, el, inX, inY, inverse) {\r\n    if (el.getBoundingClientRect && env.domSupported && !isCanvasEl(el)) {\r\n        var saved = el[EVENT_SAVED_PROP] || (el[EVENT_SAVED_PROP] = {});\r\n        var markers = prepareCoordMarkers(el, saved);\r\n        var transformer = preparePointerTransformer(markers, saved, inverse);\r\n        if (transformer) {\r\n            transformer(out, inX, inY);\r\n            return true;\r\n        }\r\n    }\r\n    return false;\r\n}\r\nfunction prepareCoordMarkers(el, saved) {\r\n    var markers = saved.markers;\r\n    if (markers) {\r\n        return markers;\r\n    }\r\n    markers = saved.markers = [];\r\n    var propLR = ['left', 'right'];\r\n    var propTB = ['top', 'bottom'];\r\n    for (var i = 0; i < 4; i++) {\r\n        var marker = document.createElement('div');\r\n        var stl = marker.style;\r\n        var idxLR = i % 2;\r\n        var idxTB = (i >> 1) % 2;\r\n        stl.cssText = [\r\n            'position: absolute',\r\n            'visibility: hidden',\r\n            'padding: 0',\r\n            'margin: 0',\r\n            'border-width: 0',\r\n            'user-select: none',\r\n            'width:0',\r\n            'height:0',\r\n            propLR[idxLR] + ':0',\r\n            propTB[idxTB] + ':0',\r\n            propLR[1 - idxLR] + ':auto',\r\n            propTB[1 - idxTB] + ':auto',\r\n            ''\r\n        ].join('!important;');\r\n        el.appendChild(marker);\r\n        markers.push(marker);\r\n    }\r\n    return markers;\r\n}\r\nfunction preparePointerTransformer(markers, saved, inverse) {\r\n    var transformerName = inverse ? 'invTrans' : 'trans';\r\n    var transformer = saved[transformerName];\r\n    var oldSrcCoords = saved.srcCoords;\r\n    var srcCoords = [];\r\n    var destCoords = [];\r\n    var oldCoordTheSame = true;\r\n    for (var i = 0; i < 4; i++) {\r\n        var rect = markers[i].getBoundingClientRect();\r\n        var ii = 2 * i;\r\n        var x = rect.left;\r\n        var y = rect.top;\r\n        srcCoords.push(x, y);\r\n        oldCoordTheSame = oldCoordTheSame && oldSrcCoords && x === oldSrcCoords[ii] && y === oldSrcCoords[ii + 1];\r\n        destCoords.push(markers[i].offsetLeft, markers[i].offsetTop);\r\n    }\r\n    return (oldCoordTheSame && transformer)\r\n        ? transformer\r\n        : (saved.srcCoords = srcCoords,\r\n            saved[transformerName] = inverse\r\n                ? buildTransformer(destCoords, srcCoords)\r\n                : buildTransformer(srcCoords, destCoords));\r\n}\r\nexport function isCanvasEl(el) {\r\n    return el.nodeName.toUpperCase() === 'CANVAS';\r\n}\r\n"]},"metadata":{},"sourceType":"module"}