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1e2b2c27
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Tomáš Šimandl
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/**
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* Representation of EFP interface functionality.
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*/
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var EFPs = {
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elementName : "#EFPselector",
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graph : null,
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// map {EFP name, EFP ID}
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efpsIds : {},
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// array [EFP ID, edge ID]
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efpsStruct : new Array(),
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currentEfpSeclected : null,
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minDiameter : null,
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maxDiameter : null,
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// left - required - misticka
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minEfpsValuesLeft : {},
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maxEfpsValuesLeft : {},
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// right - provided - lizatko
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minEfpsValuesRight : {},
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maxEfpsValuesRight : {},
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/**
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* Init.
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*
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* @param graph
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*/
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init : function(graph) {
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this.graph = graph;
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this.minDiameter = GraphManager.efpMinIntDiameter;
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this.maxDiameter = GraphManager.efpMaxIntDiameter;
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// min is really min
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if (parseFloat(this.minDiameter) > parseFloat(this.maxDiameter)) {
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var tmp = this.minDiameter;
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this.minDiameter = this.maxDiameter;
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this.maxDiameter = tmp;
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}
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this.currentEfpSeclected = $(this.elementName).val();
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this.associateEfpsToEdgeIds();
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},
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/**
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* Make cached association EFP;edgeID.
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*/
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associateEfpsToEdgeIds : function() {
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// array of EFPs
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var efpsCount = $(this.elementName + " option").length - 1;
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var tmp = 0;
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// hack for "this" when entering to
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var ids = this.efpsIds;
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var minEfpsLeft = this.minEfpsValuesLeft;
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var maxEfpsLeft = this.maxEfpsValuesLeft;
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var minEfpsRight = this.minEfpsValuesRight;
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var maxEfpsRight = this.maxEfpsValuesRight;
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// fill map
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$("#EFPselector option").each(function(e) {
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if ($(this).val() != "") {
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ids[$(this).val()] = tmp++;
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// init the min/max arrays
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minEfpsLeft[$(this).val()] = Number.MAX_VALUE;
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maxEfpsLeft[$(this).val()] = -Number.MAX_VALUE;
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minEfpsRight[$(this).val()] = Number.MAX_VALUE;
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maxEfpsRight[$(this).val()] = -Number.MAX_VALUE;
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}
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});
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for ( var i = 0; i < efpsCount; i++) {
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// efpsStruct[i].push(new Array());
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this.efpsStruct[i] = new Array();
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}
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// edges
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for (var i = 0; i < this.graph.edges.length; i++) {
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var features = this.graph.edges[i].features;
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// features
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for (var j = 0; j < features.length; j++) {
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var efps = features[j].efps;
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// efps
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for (var k = 0; k < efps.length; k++) {
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if (efps[k].efpName != "") {
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var tmpEfpId = this.efpsIds[efps[k].efpName];
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var tmpEdgeId = this.graph.edges[i].id;
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// assign edge to the efps
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if (this.efpsStruct[tmpEfpId].indexOf(tmpEdgeId) < 0) {
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// check if the EFP values are really valid numbers
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if(!isNaN(efps[k].leftEfpValue) && !isNaN(efps[k].rightEfpValue)) {
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this.efpsStruct[tmpEfpId].push(tmpEdgeId);;
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}
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}
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/* LEFT numeric values */
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if (!isNaN(efps[k].leftEfpValue)) {
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// check and set min
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if (parseFloat(efps[k].leftEfpValue) < parseFloat(this.minEfpsValuesLeft[efps[k].efpName])) {
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this.minEfpsValuesLeft[efps[k].efpName] = efps[k].leftEfpValue;
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}
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// check and set max
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if (parseFloat(efps[k].leftEfpValue) > parseFloat(this.maxEfpsValuesLeft[efps[k].efpName])) {
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this.maxEfpsValuesLeft[efps[k].efpName] = efps[k].leftEfpValue;
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}
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}
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/* RIGHT numeric values */
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if (!isNaN(efps[k].rightEfpValue)) {
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// check and set min
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if (parseFloat(efps[k].rightEfpValue) < parseFloat(this.minEfpsValuesRight[efps[k].efpName])) {
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this.minEfpsValuesRight[efps[k].efpName] = efps[k].rightEfpValue;
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}
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// check and set max
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if (parseFloat(efps[k].rightEfpValue) > parseFloat(this.maxEfpsValuesRight[efps[k].efpName])) {
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this.maxEfpsValuesRight[efps[k].efpName] = efps[k].rightEfpValue;
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}
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}
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}
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}
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}
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}
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},
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/**
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* Triggered after a change of selected EFP.
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*
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* @param element
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*/
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recalculate : function(element) {
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var efpName = $(element).val();
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// empty selected => reset
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if (efpName == "") {
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this.changeEdges(this.currentEfpSeclected, true);
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this.currentEfpSeclected = efpName;
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return;
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}
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// is already empty => no need for a reset
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if (this.currentEfpSeclected != "") {
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this.changeEdges(this.currentEfpSeclected, true);
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}
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this.changeEdges(efpName, false);
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// set new selected value
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this.currentEfpSeclected = efpName;
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},
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/**
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*
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* Calculate average of all selected EFPs on given edge.
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*
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* @param efpName
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* @param edge
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* @returns {Array}
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*/
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calculateEfpAvg : function(efpName, edge) {
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var foundEFps = 0;
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var avgStructLeftRight = [Number(0),Number(0)];
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// get the EFP and its values
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for(var j = 0; j < edge.features.length; j++) {
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var tmpEdgeFeature = edge.features[j];
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for(var k = 0; k < tmpEdgeFeature.efps.length; k++) {
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var tmpEdgeFeatureEfp = tmpEdgeFeature.efps[k];
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// set the EFP if matched and numeric
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if(tmpEdgeFeatureEfp.efpName == efpName){
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if(!isNaN(tmpEdgeFeatureEfp.leftEfpValue) && !isNaN(tmpEdgeFeatureEfp.rightEfpValue)) {
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foundEFps++;
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avgStructLeftRight[0] += parseFloat(tmpEdgeFeatureEfp.leftEfpValue);
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avgStructLeftRight[0] /= foundEFps;
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avgStructLeftRight[1] += parseFloat(tmpEdgeFeatureEfp.rightEfpValue);
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avgStructLeftRight[1] /= foundEFps;
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}else {
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// found some non-numeric -> error state
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return null;
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}
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}
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}
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}
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return avgStructLeftRight;
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},
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/**
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*
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* @param efpName
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* @param reset
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*/
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changeEdges : function(efpName, reset) {
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var diameterLeft = null, diameterRight = this.minDiameter;
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var tmpEfpId = this.efpsIds[efpName];
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var singleSelectedEfpInDiagram = false;
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var kLeft = null, qLeft = null, kRight = null, qRight = null;
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// [minDiameter][maxDiameter] of chosen EFP
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var minMaxDiameterOfEfpLeft = [this.minEfpsValuesLeft[efpName], this.maxEfpsValuesLeft[efpName]];
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var minMaxDiameterOfEfpRight = [this.minEfpsValuesRight[efpName], this.maxEfpsValuesRight[efpName]];
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// check if we won't run into the DIV 0
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if((minMaxDiameterOfEfpLeft[0] - minMaxDiameterOfEfpLeft[1]) == 0 || (minMaxDiameterOfEfpRight[0] - minMaxDiameterOfEfpRight[1]) == 0){
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singleSelectedEfpInDiagram = true;
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}else {
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// y = k * x + q
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kLeft = (this.minDiameter - this.maxDiameter) / (minMaxDiameterOfEfpLeft[0] - minMaxDiameterOfEfpLeft[1]);
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qLeft = this.maxDiameter - kLeft * minMaxDiameterOfEfpLeft[1];
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kRight = (this.minDiameter - this.maxDiameter) / (minMaxDiameterOfEfpRight[0] - minMaxDiameterOfEfpRight[1]);
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qRight = this.maxDiameter - kRight * minMaxDiameterOfEfpRight[1];
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}
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// iterates through all edges which have the selected EFP
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for (var i = 0; i < this.efpsStruct[tmpEfpId].length; i++) {
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var tmpEdgeId = this.efpsStruct[tmpEfpId][i];
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diameterLeft = this.minDiameter;
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diameterRight = this.minDiameter;
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// calculate avg
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var selectedEfpAvg = this.calculateEfpAvg(efpName, this.graph.edges[tmpEdgeId - 1]);
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if (reset) {
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// remove tick symbol
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var lolliToRemove = document.getElementById("lollipop-tick" + tmpEdgeId);
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if(lolliToRemove != null) {
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var lolliParent = lolliToRemove.parentNode;
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lolliParent.removeChild(lolliToRemove);
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}
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}else {
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if(selectedEfpAvg != null && !singleSelectedEfpInDiagram) {
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// calculate the size - linear scaling
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diameterLeft = kLeft * selectedEfpAvg[0] + qLeft;
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diameterRight = kRight * selectedEfpAvg[1] + qRight;
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}
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}
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// set circle radius
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$(".lollipop[data-edgeid='" + tmpEdgeId + "'] circle").attr("r", diameterRight / 2);
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if (!reset) {
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if(selectedEfpAvg != null) {
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// set path dimensions
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var yDistance = diameterLeft / 2 + 4;
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// X distance of half-circle's "draggers" should be equal to 2/3 of circle diameter (eg. circle diametr=24, draggers=16)
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var xDistance = yDistance * 4 / 3;
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var distanceOffsetToRight = diameterRight / 2;
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// add distance between lolli and circle
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var dString = 'M' + distanceOffsetToRight + ',' + -yDistance + ' C' + (xDistance + distanceOffsetToRight) + ',' + -yDistance + ' ' + (xDistance + distanceOffsetToRight) + ',' + yDistance + ' ' + distanceOffsetToRight + ',' + yDistance;
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$(".lollipop[data-edgeid='" + tmpEdgeId + "'] path").first().attr("d", dString);
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}
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// add tick symbol if needed
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if(this.graph.edges[tmpEdgeId-1].edgeStatusOk) {
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// create tick element
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var tick = document.createElementNS('http://www.w3.org/2000/svg','path');
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tick.setAttribute('class','SamplePath');
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tick.setAttribute('id', 'lollipop-tick' + tmpEdgeId);
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tick.setAttribute('d','M-4,-2 C-3,12 1,0 5,-7');
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tick.setAttribute('stroke','green');
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// get the angle
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var xforms = $(".lollipop[data-edgeid='" + tmpEdgeId + "']").attr('transform');
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var parts = /rotate\(\s*([^\s,)]+)[ ,]([^\s,)]+)[ ,]([^\s,)]+)/.exec(xforms);
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var angle = parts[1];
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// prevent rotation
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tick.setAttribute('transform','rotate(' + (-angle) + ',0,0) translate(0,0)');
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// add the tick
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var lollipop = $(".lollipop[data-edgeid='" + tmpEdgeId + "']")[0];
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lollipop.appendChild(tick);
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}
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}else {
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// set path dimensions
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var yDistance = diameterLeft / 2 + 4;
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// X distance of half-circle's "draggers" should be equal to 2/3 of circle diameter (eg. circle diametr=24, draggers=16)
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var xDistance = yDistance * 4 / 3;
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var dString = 'M0,' + -yDistance + ' C' + xDistance + ',' + -yDistance + ' ' + xDistance + ',' + yDistance + ' 0,' + yDistance;
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$(".lollipop[data-edgeid='" + tmpEdgeId + "'] path").first().attr("d", dString);
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}
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}
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},
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};
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