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//get the position of a dom element on the page |
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//https://www.kirupa.com/html5/get_element_position_using_javascript.htm |
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function getPosition(el) { |
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var xPos = 0; |
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var yPos = 0; |
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while (el) { |
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if (el.tagName == "body") { |
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// deal with browser quirks with body/window/document and page scroll |
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var xScroll = el.scrollLeft || document.documentElement.scrollLeft; |
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var yScroll = el.scrollTop || document.documentElement.scrollTop; |
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xPos += (el.offsetLeft - xScroll + el.clientLeft); |
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yPos += (el.offsetTop - yScroll + el.clientTop); |
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} else { |
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// for all other non-BODY elements |
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xPos += (el.offsetLeft - el.scrollLeft + el.clientLeft); |
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yPos += (el.offsetTop - el.scrollTop + el.clientTop); |
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} |
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el = el.offsetParent; |
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} |
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return { |
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x: xPos, |
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y: yPos |
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}; |
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} |
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function fontLoop(elem, fs, dfs, w){ |
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//shrink the text until it fits |
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var sW = elem.node().scrollWidth; |
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var wRound = Math.ceil(w); |
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while (sW > wRound && fs > 0){ |
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fs -= dfs; |
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elem.style('font-size', fs); |
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sW = elem.node().scrollWidth; |
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} |
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return fs; |
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} |
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function resizeButtonFont(){ |
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var elems = document.getElementsByClassName("button"); |
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var minFs = params.buttonFontSize; |
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//first iterate through to get the minimum font size |
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for(var i = 0; i < elems.length; i++) { |
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var elem = d3.select(elems.item(i)); |
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var fs = params.buttonFontSize; |
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var dfs = 0.1; //amount to shrink text at each iteration |
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var w = elem.node().getBoundingClientRect().width; |
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fs = fontLoop(elem, fs, dfs, w); |
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if (fs > 0.1) minFs = Math.min(minFs, fs); |
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if (i == elems.length - 1){ |
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//now resize all to that minimum value |
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for(var j = 0; j < elems.length; j++) { |
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var elem = d3.select(elems.item(j)); |
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elem.style('font-size', 0.9*minFs); |
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}; |
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//also resize the search box to match |
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d3.select('#searchInput').style('font-size', 0.9*minFs); |
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d3.select('#searchIcon').style('font-size', 0.9*minFs); |
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} |
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} |
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} |
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function createContainers(){ |
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function createButton(parent, id, width, text, callback, arg){ |
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var button = parent.append('div') |
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.attr('id', id) |
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.attr('class','button') |
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.classed('buttonHover', true) |
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.style('width', width + 'px') |
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.style('height', params.buttonHeight + 'px') |
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.style('line-height',params.buttonHeight + 'px') |
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.style('font-size',params.buttonFontSize + 'px') |
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.text(text) |
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.on('click', function(){ |
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d3.selectAll('.button') |
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.classed('buttonHover', true) |
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.classed('buttonClicked', false); |
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d3.select('#'+id) |
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.classed('buttonHover', false) |
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.classed('buttonClicked', true); |
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callback(arg); |
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}) |
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return button |
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} |
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//main container |
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params.container = d3.select('#visContainer') |
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.style('border','1px solid black') |
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.style('width', params.width + 'px') |
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.style('height', params.height + 'px') |
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//for the plot |
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var plots = params.container.append('div') |
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.attr('id','plotContainer') |
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.style('width', params.plotWidth + 'px') |
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.style('height', params.height + 'px') |
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.style('border-right','1px solid black') |
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.style('float','left') |
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//buttons |
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var allButton = createButton(plots, 'allButton',params.plotWidth/3 -1, 'All', changeHistogram, 'histAll') |
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allButton.style('border-right', '1px solid black') |
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var TypeAButton = createButton(plots, 'TypeAButton', params.plotWidth/3 -1, 'TypeA', changeHistogram, 'histTypeA') |
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TypeAButton.style('border-right', '1px solid black') |
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var TypeBButton = createButton(plots, 'TypeBButton', params.plotWidth/3, 'TypeB', changeHistogram, 'histTypeB') |
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//check which one should be highlighted |
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var modButton = allButton; |
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if (params.isTypeA) modButton = TypeAButton |
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if (params.isTypeB) modButton = TypeBButton |
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modButton |
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.classed('buttonClicked', true) |
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.classed('buttonHover', false) |
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//histogram |
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plots.append('div') |
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.attr('id', 'histogram') |
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//search box |
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var search = params.container.append('div') |
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.attr('id','searchContainer') |
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.style('width',params.searchWidth -1 + 'px' ) |
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.style('height',params.height + 'px') |
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.style('float','left') |
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var searchInput = search.append('input') |
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.attr('id','searchInput') |
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.attr('type','text') |
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.attr('placeholder','Search') |
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.attr('autocomplete','off') |
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.style('float', 'left') |
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.style('width',params.searchWidth - params.buttonHeight - 5 + 'px' ) |
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.style('height',params.buttonHeight -4 + 'px') //-4 to account for borders |
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.style('font-size',params.buttonFontSize + 'px') |
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.style('line-height',params.buttonHeight + 'px') |
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.style('border-bottom', '1px solid black') |
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.style('border-right', '1px solid black') |
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.on('click',function(){ |
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d3.select(this) |
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.attr('value',null) |
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}) |
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.on('keydown',function(){ |
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if (params.searchTimeout) clearTimeout(params.searchTimeout); |
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params.searchTimeout = setTimeout(checkSearchInput, 50); |
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}) |
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//clear the input on any mouse click? |
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params.container.on('click', function(){clearSearch(event)}); |
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var searchButton = search.append('div') |
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.attr('id', 'searchButton') |
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.attr('class','button') |
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.classed('buttonHover', true) |
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.style('width', params.buttonHeight-1 + 'px') |
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.style('height', params.buttonHeight + 'px') |
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.on('click', function(){ |
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checkSearchInput(); |
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}) |
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.on('mousedown', function(){ |
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d3.select(this) |
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.classed('buttonHover', false) |
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.classed('buttonClicked', true); |
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}) |
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.on('mouseup', function(){ |
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d3.select(this) |
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.classed('buttonHover', true) |
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.classed('buttonClicked', false); |
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}) |
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searchButton.append('i') |
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.attr('id','searchIcon') |
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.attr('class', 'fa fa-search') |
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.style('font-size',params.buttonFontSize + 'px') |
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.style('line-height',params.buttonHeight + 'px') |
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search.append('div') |
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.attr('id','searchList') |
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.style('overflow-y','auto') |
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.style('float','left') |
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.style('height',params.height - params.buttonHeight - 1 + 'px') |
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.style('width',params.searchWidth -1 + 'px' ) |
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resizeButtonFont(); |
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} |
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//runs directly after the data is read in, and initializes everything |
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function init(data){ |
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//create the params object |
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defineParams(); |
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params.inputData = data; |
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//create the containers |
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createContainers(); |
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//bin the data |
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createHistogram(); |
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} |
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//runs on load |
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d3.csv('dummyData.csv') |
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.then(function(data) { |
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init(data) |
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}) |
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.catch(function(error){ |
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console.log('ERROR:', error) |
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}) |
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