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\t__webpack_require__.c = installedModules;\n\n \t// identity function for calling harmony imports with the correct context\n \t__webpack_require__.i = function(value) { return value; };\n\n \t// define getter function for harmony exports\n \t__webpack_require__.d = function(exports, name, getter) {\n \t\tif(!__webpack_require__.o(exports, name)) {\n \t\t\tObject.defineProperty(exports, name, {\n \t\t\t\tconfigurable: false,\n \t\t\t\tenumerable: true,\n \t\t\t\tget: getter\n \t\t\t});\n \t\t}\n \t};\n\n \t// getDefaultExport function for compatibility with non-harmony modules\n \t__webpack_require__.n = function(module) {\n \t\tvar getter = module && module.__esModule ?\n \t\t\tfunction getDefault() { return module['default']; } :\n \t\t\tfunction getModuleExports() { return module; };\n \t\t__webpack_require__.d(getter, 'a', getter);\n \t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"/\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(__webpack_require__.s = \"./src/angular-pdf.module.js\");\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap 436c157a1d4f52c4fb6b","export const NgPdf = ($window, $document, $log) => {\n  'ngInject';\n\n  const backingScale = canvas => {\n    const ctx = canvas.getContext('2d');\n    const dpr = $window.devicePixelRatio || 1;\n    const bsr = ctx.webkitBackingStorePixelRatio ||\n      ctx.mozBackingStorePixelRatio ||\n      ctx.msBackingStorePixelRatio ||\n      ctx.oBackingStorePixelRatio ||\n      ctx.backingStorePixelRatio || 1;\n\n    return dpr / bsr;\n  };\n\n  const setCanvasDimensions = (canvas, w, h) => {\n    const ratio = backingScale(canvas);\n    canvas.width = Math.floor(w * ratio);\n    canvas.height = Math.floor(h * ratio);\n    canvas.style.width = `${Math.floor(w)}px`;\n    canvas.style.height = `${Math.floor(h)}px`;\n    canvas.getContext('2d').setTransform(ratio, 0, 0, ratio, 0, 0);\n    return canvas;\n  };\n  \n  const initCanvas = (element, canvas) => {\n    angular.element(canvas).addClass('rotate0');\n    element.append(canvas);\n  };\n\n  return {\n    restrict: 'E',\n    templateUrl(element, attr) {\n      return attr.templateUrl ? attr.templateUrl : 'partials/viewer.html';\n    },\n    link(scope, element, attrs) {\n      let renderTask = null;\n      let pdfLoaderTask = null;\n      let debug = false;\n      let url = scope.pdfUrl;\n      let httpHeaders = scope.httpHeaders;\n      let pdfDoc = null;\n      let pageToDisplay = isFinite(attrs.page) ? parseInt(attrs.page) : 1;\n      let pageFit = attrs.scale === 'page-fit';\n      let limitHeight = attrs.limitcanvasheight === '1';\n      let scale = attrs.scale > 0 ? attrs.scale : 1;\n      let canvas = $document[0].createElement('canvas');\n      initCanvas(element, canvas);\n      let creds = attrs.usecredentials;\n      debug = attrs.hasOwnProperty('debug') ? attrs.debug : false;\n\n      let ctx = canvas.getContext('2d');\n      let windowEl = angular.element($window);\n\n      element.css('display', 'block');\n\n      windowEl.on('scroll', () => {\n        scope.$apply(() => {\n          scope.scroll = windowEl[0].scrollY;\n        });\n      });\n\n      PDFJS.disableWorker = true;\n      scope.pageNum = pageToDisplay;\n\n      scope.renderPage = num => {\n        if (renderTask) {\n          renderTask._internalRenderTask.cancel();\n        }\n\n        pdfDoc.getPage(num).then(page => {\n          let viewport;\n          let pageWidthScale;\n          let renderContext;\n\n          if (pageFit) {\n            viewport = page.getViewport(1);\n            const clientRect = element[0].getBoundingClientRect();\n            pageWidthScale = clientRect.width / viewport.width;\n            if (limitHeight) {\n              pageWidthScale = Math.min(pageWidthScale, clientRect.height / viewport.height);\n            }\n            scale = pageWidthScale;\n          }\n          viewport = page.getViewport(scale);\n\n          setCanvasDimensions(canvas, viewport.width, viewport.height);\n\n          renderContext = {\n            canvasContext: ctx,\n            viewport\n          };\n\n          renderTask = page.render(renderContext);\n          renderTask.promise.then(() => {\n            if (angular.isFunction(scope.onPageRender)) {\n              scope.onPageRender();\n            }\n          }).catch(reason => {\n            $log.log(reason);\n          });\n        });\n      };\n\n      scope.goPrevious = () => {\n        if (scope.pageToDisplay <= 1) {\n          return;\n        }\n        scope.pageToDisplay = parseInt(scope.pageToDisplay) - 1;\n        scope.pageNum = scope.pageToDisplay;\n      };\n\n      scope.goNext = () => {\n        if (scope.pageToDisplay >= pdfDoc.numPages) {\n          return;\n        }\n        scope.pageToDisplay = parseInt(scope.pageToDisplay) + 1;\n        scope.pageNum = scope.pageToDisplay;\n      };\n\n      scope.zoomIn = () => {\n        pageFit = false;\n        scale = parseFloat(scale) + 0.2;\n        scope.renderPage(scope.pageToDisplay);\n        return scale;\n      };\n\n      scope.zoomOut = () => {\n        pageFit = false;\n        scale = parseFloat(scale) - 0.2;\n        scope.renderPage(scope.pageToDisplay);\n        return scale;\n      };\n\n      scope.fit = () => {\n        pageFit = true;\n        scope.renderPage(scope.pageToDisplay);\n      }\n\n      scope.changePage = () => {\n        scope.renderPage(scope.pageToDisplay);\n      };\n\n      scope.rotate = () => {\n        if (canvas.getAttribute('class') === 'rotate0') {\n          canvas.setAttribute('class', 'rotate90');\n        } else if (canvas.getAttribute('class') === 'rotate90') {\n          canvas.setAttribute('class', 'rotate180');\n        } else if (canvas.getAttribute('class') === 'rotate180') {\n          canvas.setAttribute('class', 'rotate270');\n        } else {\n          canvas.setAttribute('class', 'rotate0');\n        }\n      };\n\n      function clearCanvas() {\n        if (ctx) {\n          ctx.clearRect(0, 0, canvas.width, canvas.height);\n        }\n      }\n\n      function renderPDF() {\n        clearCanvas();\n\n        let params = {\n          'url': url,\n          'withCredentials': creds\n        };\n\n        if (httpHeaders) {\n          params.httpHeaders = httpHeaders;\n        }\n\n        if (url && url.length) {\n          pdfLoaderTask = PDFJS.getDocument(params);\n          pdfLoaderTask.onProgress = scope.onProgress;\n          pdfLoaderTask.onPassword = scope.onPassword;\n          pdfLoaderTask.then(\n            _pdfDoc => {\n              if (angular.isFunction(scope.onLoad)) {\n                scope.onLoad();\n              }\n\n              pdfDoc = _pdfDoc;\n              scope.renderPage(scope.pageToDisplay);\n\n              scope.$apply(() => {\n                scope.pageCount = _pdfDoc.numPages;\n              });\n            }, error => {\n              if (error) {\n                if (angular.isFunction(scope.onError)) {\n                  scope.onError(error);\n                }\n              }\n            }\n          );\n        }\n      }\n\n      scope.$watch('pageNum', newVal => {\n        scope.pageToDisplay = parseInt(newVal);\n        if (pdfDoc !== null) {\n          scope.renderPage(scope.pageToDisplay);\n        }\n      });\n\n      scope.$watch('pdfUrl', newVal => {\n        if (newVal !== '') {\n          if (debug) {\n            $log.log('pdfUrl value change detected: ', scope.pdfUrl);\n          }\n          url = newVal;\n          scope.pageNum = scope.pageToDisplay = pageToDisplay;\n          if (pdfLoaderTask) {\n            pdfLoaderTask.destroy().then(() => {\n              renderPDF();\n            });\n          } else {\n            renderPDF();\n          }\n        }\n      });\n    }\n  }\n}\n\n\n\n// WEBPACK FOOTER //\n// ./src/angular-pdf.directive.js","import angular from 'angular';\nimport { NgPdf } from './angular-pdf.directive'\n\nexport const Pdf = angular\n  .module('pdf', [])\n  .directive('ngPdf', NgPdf)\n  .name;\n\nexport default Pdf;\n\n\n\n// WEBPACK FOOTER //\n// ./src/angular-pdf.module.js","module.exports = __WEBPACK_EXTERNAL_MODULE_0__;\n\n\n//////////////////\n// WEBPACK FOOTER\n// external \"angular\"\n// module id = 0\n// module chunks = 0"],"sourceRoot":""}