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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| // vanilla js document.ready bc we are kool kids | ||
| document.addEventListener('DOMContentLoaded', function() { | ||
| document.getElementById('map').addEventListener('load', function() { | ||
|
|
||
| //Iterate through locations and display their data | ||
| var data = document.getElementById('data'); | ||
| var locations = JSON.parse(data.dataset.locations); | ||
| var map = document.getElementById('map'); | ||
| var innerSvg = map.contentDocument; | ||
| var popup = document.getElementById('locationPopup'); | ||
|
|
||
| var initialOffsetTop = map.getBoundingClientRect().top + window.scrollY; | ||
| var initialOffsetLeft = map.getBoundingClientRect().left + window.scrollX; | ||
|
|
||
| //Create a mapping from parent_id --> text representation | ||
| var buildingStrings = {}; | ||
|
|
||
| //Create a mapping from parent_id --> list full %s for elements inside (e.g. floors of a building) | ||
| var buildingFloors = {}; | ||
|
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||
| //Create a mapping from parent_id --> query (http://....hours) | ||
| var buildingHours = {}; | ||
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||
| locations.forEach(function(location) { | ||
|
|
||
| // We're skipping this out of non-use | ||
| if (location.name === 'Butler Library stk') { | ||
| return; | ||
| } | ||
| if (buildingFloors[location.parentId] == null) { | ||
| buildingFloors[location.parentId] = {}; | ||
| } | ||
| if (buildingStrings[location.parentId] == null) { | ||
| buildingStrings[location.parentId] = '<b>' + location.parentName + '</b><br />' + | ||
| '<em>Click to view hours</em><br /><br />'; | ||
| } | ||
| if (buildingHours[location.parentId] == null) { | ||
| buildingHours[location.parentId] = 'https://www.google.com/#q=' + escape('Columbia University ' + location.parentName + ' hours'); | ||
| } | ||
|
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||
| buildingFloors[location.parentId][location.name] = location.fullness; | ||
| buildingStrings[location.parentId] += location.name + ': ' + location.fullness + '%' + '<br />'; | ||
| }); | ||
|
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||
| //Iterate through mappings keys to set opacity for the element by fullness and better data on mouseover | ||
| var buildings = Object.keys(buildingFloors); | ||
|
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||
| buildings.forEach(function(building) { | ||
| var list = buildingFloors[building]; | ||
|
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||
| //find average fullness for location (this is for locations w/ multiple floors) | ||
| var totalFullness = 0; | ||
| for (var entry in list) { | ||
| totalFullness += buildingFloors[building][entry]; | ||
| } | ||
|
|
||
| //number of pixels offset to separate popup from mouse | ||
| var mouseOffset = 4; | ||
| var numFloorsInBuilding = Object.keys(list).length; | ||
|
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||
| var percent = (totalFullness / numFloorsInBuilding); //Should be from [0, 100] | ||
| var buildingElement = innerSvg.getElementById('parent_' + building); //e.g. parent_43 | ||
| if(buildingElement != null) { | ||
| buildingElement.style.opacity = percent / 100; | ||
| } | ||
|
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||
| //opens new window with google search for hours | ||
| buildingElement.onmousedown = function(event) { | ||
| var location = this.id.replace('parent_', ''); | ||
| var query = buildingHours[location]; | ||
| window.open(query); | ||
| } | ||
|
|
||
| //displays popup at location of mouse | ||
| buildingElement.onmouseenter = function(event) { | ||
| popup.style.visibility = 'visible'; | ||
| var leftPosition = (initialOffsetLeft + event.clientX - | ||
| (popup.offsetWidth/2)).toString() + 'px'; // divide by 2 centers it (half of width) | ||
| var topPosition = (initialOffsetTop - mouseOffset + event.clientY - | ||
| (popup.offsetHeight)).toString() + 'px'; | ||
| popup.style.top = topPosition; | ||
| popup.style.left = leftPosition; | ||
| var location = this.id.replace('parent_', ''); | ||
| popup.innerHTML = buildingStrings[location]; | ||
| } | ||
|
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||
| buildingElement.onmouseout = function() { | ||
| popup.style.visibility = 'hidden'; | ||
| } | ||
|
|
||
| //moves popup with mouse | ||
| buildingElement.onmousemove = function(event) { | ||
| var leftPosition = (initialOffsetLeft + event.clientX - | ||
| (popup.offsetWidth/2)).toString() + 'px'; // divide by 2 centers it (half of width) | ||
| var topPosition = (initialOffsetTop - mouseOffset + event.clientY - | ||
| (popup.offsetHeight)).toString() + 'px'; | ||
| popup.style.top = topPosition; | ||
| popup.style.left = leftPosition; | ||
| } | ||
| }); | ||
| }); | ||
| }); |
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