class: center, middle, inverse, title-slide # reprex mapview ### 2020-10-30 --- ## No piping - Does work ```r mapview(breweries, zcol = "founded") ``` <div id="htmlwidget-2a36ef2ab75c1d9762c9" style="width:504px;height:504px;" class="leaflet html-widget"></div> <script type="application/json" data-for="htmlwidget-2a36ef2ab75c1d9762c9">{"x":{"options":{"minZoom":1,"maxZoom":52,"crs":{"crsClass":"L.CRS.EPSG3857","code":null,"proj4def":null,"projectedBounds":null,"options":{}},"preferCanvas":false,"bounceAtZoomLimits":false,"maxBounds":[[[-90,-370]],[[90,370]]]},"calls":[{"method":"addProviderTiles","args":["CartoDB.Positron","CartoDB.Positron","CartoDB.Positron",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["CartoDB.DarkMatter","CartoDB.DarkMatter","CartoDB.DarkMatter",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["OpenStreetMap","OpenStreetMap","OpenStreetMap",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["Esri.WorldImagery","Esri.WorldImagery","Esri.WorldImagery",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["OpenTopoMap","OpenTopoMap","OpenTopoMap",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"createMapPane","args":["point",440]},{"method":"addFlatGeoBuf","args":["breweries-founded","breweries - founded",null,true,"founded",{"radius":6,"stroke":true,"color":"#333333","weight":1,"opacity":0.9,"fill":true,"fillColor":null,"fillOpacity":0.6},{"className":"","pane":"point"},"mapview-popup",{"radius":{"to":[3,15],"from":[3,15]},"weight":{"to":[1,10],"from":[1,10]},"opacity":{"to":[0,1],"from":[0,1]},"fillOpacity":{"to":[0,1],"from":[0,1]}}]},{"method":"addScaleBar","args":[{"maxWidth":100,"metric":true,"imperial":true,"updateWhenIdle":true,"position":"bottomleft"}]},{"method":"addHomeButton","args":[9.462785,48.900742,11.935392,50.441619,"breweries - founded","Zoom to breweries - founded","<strong> breweries - founded <\/strong>","bottomright"]},{"method":"addLayersControl","args":[["CartoDB.Positron","CartoDB.DarkMatter","OpenStreetMap","Esri.WorldImagery","OpenTopoMap"],"breweries - founded",{"collapsed":true,"autoZIndex":true,"position":"topleft"}]},{"method":"addLegend","args":[{"colors":["#4B0055 , #481D67 7.12121212121212%, #185086 22.2727272727273%, #007B97 37.4242424242424%, #00A193 52.5757575757576%, #00C07A 67.7272727272727%, #93D74D 82.8787878787879%, #F3E32E 98.030303030303%, #FDE333 "],"labels":["1,400","1,500","1,600","1,700","1,800","1,900","2,000"],"na_color":"#BEBEBE","na_label":"NA","opacity":1,"position":"topright","type":"numeric","title":"breweries - founded","extra":{"p_1":0.0712121212121212,"p_n":0.98030303030303},"layerId":null,"className":"info legend","group":"breweries - founded"}]}],"fitBounds":[48.900742,9.462785,50.441619,11.935392,[]]},"evals":[],"jsHooks":{"render":[{"code":"function(el, x, data) {\n return (\n function(el, x, data) {\n // get the leaflet map\n var map = this; //HTMLWidgets.find('#' + el.id);\n // we need a new div element because we have to handle\n // the mouseover output separately\n // debugger;\n function addElement () {\n // generate new div Element\n var newDiv = $(document.createElement('div'));\n // append at end of leaflet htmlwidget container\n $(el).append(newDiv);\n //provide ID and style\n newDiv.addClass('lnlt');\n newDiv.css({\n 'position': 'relative',\n 'bottomleft': '0px',\n 'background-color': 'rgba(255, 255, 255, 0.7)',\n 'box-shadow': '0 0 2px #bbb',\n 'background-clip': 'padding-box',\n 'margin': '0',\n 'padding-left': '5px',\n 'color': '#333',\n 'font': '9px/1.5 \"Helvetica Neue\", Arial, Helvetica, sans-serif',\n 'z-index': '700',\n });\n return newDiv;\n }\n\n\n // check for already existing lnlt class to not duplicate\n var lnlt = $(el).find('.lnlt');\n\n if(!lnlt.length) {\n lnlt = addElement();\n\n // grab the special div we generated in the beginning\n // and put the mousmove output there\n\n map.on('mousemove', function (e) {\n if (e.originalEvent.ctrlKey) {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() +\n ' | x: ' + L.CRS.EPSG3857.project(e.latlng).x.toFixed(0) +\n ' | y: ' + L.CRS.EPSG3857.project(e.latlng).y.toFixed(0) +\n ' | epsg: 3857 ' +\n ' | proj4: +proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs ');\n } else {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() + ' ');\n }\n });\n\n // remove the lnlt div when mouse leaves map\n map.on('mouseout', function (e) {\n var strip = document.querySelector('.lnlt');\n if( strip !==null) strip.remove();\n });\n\n };\n\n //$(el).keypress(67, function(e) {\n map.on('preclick', function(e) {\n if (e.originalEvent.ctrlKey) {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() + ' ');\n var txt = document.querySelector('.lnlt').textContent;\n console.log(txt);\n //txt.innerText.focus();\n //txt.select();\n setClipboardText('\"' + txt + '\"');\n }\n });\n\n }\n ).call(this.getMap(), el, x, data);\n}","data":null},{"code":"function(el, x, data) {\n return (function(el,x,data){\n var map = this;\n\n map.on('keypress', function(e) {\n console.log(e.originalEvent.code);\n var key = e.originalEvent.code;\n if (key === 'KeyE') {\n var bb = this.getBounds();\n var txt = JSON.stringify(bb);\n console.log(txt);\n\n setClipboardText('\\'' + txt + '\\'');\n }\n })\n }).call(this.getMap(), el, x, data);\n}","data":null}]}}</script> --- ## Piping - Does not work ```r breweries %>% mapview(zcol = "founded") ``` <div id="htmlwidget-62c114d843e8638f6b4a" style="width:504px;height:504px;" class="leaflet html-widget"></div> <script type="application/json" data-for="htmlwidget-62c114d843e8638f6b4a">{"x":{"options":{"minZoom":1,"maxZoom":52,"crs":{"crsClass":"L.CRS.EPSG3857","code":null,"proj4def":null,"projectedBounds":null,"options":{}},"preferCanvas":false,"bounceAtZoomLimits":false,"maxBounds":[[[-90,-370]],[[90,370]]]},"calls":[{"method":"addProviderTiles","args":["CartoDB.Positron","CartoDB.Positron","CartoDB.Positron",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["CartoDB.DarkMatter","CartoDB.DarkMatter","CartoDB.DarkMatter",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["OpenStreetMap","OpenStreetMap","OpenStreetMap",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["Esri.WorldImagery","Esri.WorldImagery","Esri.WorldImagery",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"addProviderTiles","args":["OpenTopoMap","OpenTopoMap","OpenTopoMap",{"errorTileUrl":"","noWrap":false,"detectRetina":false,"pane":"tilePane"}]},{"method":"createMapPane","args":["point",440]},{"method":"addFlatGeoBuf","args":["_-founded",". - founded",null,true,"founded",{"radius":6,"stroke":true,"color":"#333333","weight":1,"opacity":0.9,"fill":true,"fillColor":null,"fillOpacity":0.6},{"className":"","pane":"point"},"mapview-popup",{"radius":{"to":[3,15],"from":[3,15]},"weight":{"to":[1,10],"from":[1,10]},"opacity":{"to":[0,1],"from":[0,1]},"fillOpacity":{"to":[0,1],"from":[0,1]}}]},{"method":"addScaleBar","args":[{"maxWidth":100,"metric":true,"imperial":true,"updateWhenIdle":true,"position":"bottomleft"}]},{"method":"addHomeButton","args":[9.462785,48.900742,11.935392,50.441619,". - founded","Zoom to . - founded","<strong> . - founded <\/strong>","bottomright"]},{"method":"addLayersControl","args":[["CartoDB.Positron","CartoDB.DarkMatter","OpenStreetMap","Esri.WorldImagery","OpenTopoMap"],". - founded",{"collapsed":true,"autoZIndex":true,"position":"topleft"}]},{"method":"addLegend","args":[{"colors":["#4B0055 , #481D67 7.12121212121212%, #185086 22.2727272727273%, #007B97 37.4242424242424%, #00A193 52.5757575757576%, #00C07A 67.7272727272727%, #93D74D 82.8787878787879%, #F3E32E 98.030303030303%, #FDE333 "],"labels":["1,400","1,500","1,600","1,700","1,800","1,900","2,000"],"na_color":"#BEBEBE","na_label":"NA","opacity":1,"position":"topright","type":"numeric","title":". - founded","extra":{"p_1":0.0712121212121212,"p_n":0.98030303030303},"layerId":null,"className":"info legend","group":". - founded"}]}],"fitBounds":[48.900742,9.462785,50.441619,11.935392,[]]},"evals":[],"jsHooks":{"render":[{"code":"function(el, x, data) {\n return (\n function(el, x, data) {\n // get the leaflet map\n var map = this; //HTMLWidgets.find('#' + el.id);\n // we need a new div element because we have to handle\n // the mouseover output separately\n // debugger;\n function addElement () {\n // generate new div Element\n var newDiv = $(document.createElement('div'));\n // append at end of leaflet htmlwidget container\n $(el).append(newDiv);\n //provide ID and style\n newDiv.addClass('lnlt');\n newDiv.css({\n 'position': 'relative',\n 'bottomleft': '0px',\n 'background-color': 'rgba(255, 255, 255, 0.7)',\n 'box-shadow': '0 0 2px #bbb',\n 'background-clip': 'padding-box',\n 'margin': '0',\n 'padding-left': '5px',\n 'color': '#333',\n 'font': '9px/1.5 \"Helvetica Neue\", Arial, Helvetica, sans-serif',\n 'z-index': '700',\n });\n return newDiv;\n }\n\n\n // check for already existing lnlt class to not duplicate\n var lnlt = $(el).find('.lnlt');\n\n if(!lnlt.length) {\n lnlt = addElement();\n\n // grab the special div we generated in the beginning\n // and put the mousmove output there\n\n map.on('mousemove', function (e) {\n if (e.originalEvent.ctrlKey) {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() +\n ' | x: ' + L.CRS.EPSG3857.project(e.latlng).x.toFixed(0) +\n ' | y: ' + L.CRS.EPSG3857.project(e.latlng).y.toFixed(0) +\n ' | epsg: 3857 ' +\n ' | proj4: +proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs ');\n } else {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() + ' ');\n }\n });\n\n // remove the lnlt div when mouse leaves map\n map.on('mouseout', function (e) {\n var strip = document.querySelector('.lnlt');\n if( strip !==null) strip.remove();\n });\n\n };\n\n //$(el).keypress(67, function(e) {\n map.on('preclick', function(e) {\n if (e.originalEvent.ctrlKey) {\n if (document.querySelector('.lnlt') === null) lnlt = addElement();\n lnlt.text(\n ' lon: ' + (e.latlng.lng).toFixed(5) +\n ' | lat: ' + (e.latlng.lat).toFixed(5) +\n ' | zoom: ' + map.getZoom() + ' ');\n var txt = document.querySelector('.lnlt').textContent;\n console.log(txt);\n //txt.innerText.focus();\n //txt.select();\n setClipboardText('\"' + txt + '\"');\n }\n });\n\n }\n ).call(this.getMap(), el, x, data);\n}","data":null},{"code":"function(el, x, data) {\n return (function(el,x,data){\n var map = this;\n\n map.on('keypress', function(e) {\n console.log(e.originalEvent.code);\n var key = e.originalEvent.code;\n if (key === 'KeyE') {\n var bb = this.getBounds();\n var txt = JSON.stringify(bb);\n console.log(txt);\n\n setClipboardText('\\'' + txt + '\\'');\n }\n })\n }).call(this.getMap(), el, x, data);\n}","data":null}]}}</script>