1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | 1 1 1 1 1 1 1 1 1 1 1 1 1 | /*jslint node: true */ /*jshint laxbreak: true */ "use strict" ; var d3 = require("d3"); var _ = require("underscore"); var TooltipFactory = require("./TooltipFactory"); var FeatureFactory = require("./FeatureFactory"); var VariantFilterDialog = require("./VariantFilterDialog"); var ViewerHelper = function() { var mousedownXY = {x: -1, y: -1}, mouseupXY = {x: -2, y: -2}; return { createSVG: function(container, width, height, fv, clazz) { var svg = container .append('svg') .attr('width', width) .attr('height', height) .on('mousedown', function() { mousedownXY = {x: d3.event.pageX, y: d3.event.pageY}; mouseupXY = {x: -2, y: -2}; }) .on('mouseup', function() { mouseupXY = {x: d3.event.pageX, y: d3.event.pageY}; if ((mousedownXY.x === mouseupXY.x) && (mousedownXY.y === mouseupXY.y) && !fv.overFeature && fv.selectedFeature ) { ViewerHelper.selectFeature(fv.selectedFeature, fv.selectedFeatureElement, fv); } mousedownXY = {x: -1, y: -1}; }) .call(fv.zoom); if (clazz) { svg.attr('class', clazz); } svg.append('g').append('path') .classed('up_pftv_shadow', true) .attr('d', 'M-1,-1') .attr('transform', 'translate(-1,-1)') .attr('height', height); return svg; } }; }(); ViewerHelper.shadowPath = function (feature, fv, height) { var aaWidth = fv.xScale(2) - fv.xScale(1); var gapRegion = aaWidth/2; var width = aaWidth * (feature.end ? feature.end - feature.begin + 1 : 1); var path; if (!feature.type) { path = 'M-1,-1'; } else if (FeatureFactory.isContinuous(feature.type)) { path = 'M' + -(gapRegion) + ',0' + 'L' + (-gapRegion+width) + ',0' + 'L' + (-gapRegion+width) + ',' + height + 'L' + -(gapRegion) + ',' + height + 'Z'; } else { path = 'M' + -(gapRegion) + ',0' + 'L' + (-gapRegion+width) + ',0' + 'L' + (-gapRegion+width) + ',' + height + 'L' + (-gapRegion+width-aaWidth) + ',' + height + 'L' + (-gapRegion+width-aaWidth) + ',0' + 'L' + (-gapRegion+aaWidth) + ',0' + 'L' + (-gapRegion+aaWidth) + ',' + height + 'L' + (-gapRegion) + ',' + height + 'Z'; } return path; }; ViewerHelper.updateShadow = function(feature, fv) { var xTranslate = fv.xScale(feature.begin); d3.selectAll('.up_pftv_shadow') .attr('d', function() { var height = d3.select(this).attr('height'); return ViewerHelper.shadowPath(feature, fv, height); }) .attr('transform', 'translate(' + xTranslate + ',0)'); }; ViewerHelper.selectFeature = function(feature, elem, fv) { var selectedElem = d3.select(elem); var previousSelection = {feature: fv.selectedFeature, elem: fv.selectedFeatureElement}; if (feature === fv.selectedFeature) { fv.selectedFeature = undefined; fv.selectedFeatureElement = undefined; d3.selectAll('.up_pftv_shadow') .attr('d', 'M-1,-1') .attr('transform', 'translate(-1,-1)'); } else { fv.selectedFeature = feature; fv.selectedFeatureElement = elem; this.updateShadow(feature, fv); } var selectedPath = selectedElem.classed('up_pftv_activeFeature'); d3.selectAll('svg path.up_pftv_activeFeature').classed('up_pftv_activeFeature', false); //it is not active anymore selectedElem.classed('up_pftv_activeFeature', !selectedPath); fv.updateFeatureSelector(); if (previousSelection.feature) { fv.dispatcher.featureDeselected( {feature: previousSelection.feature, color: d3.select(previousSelection.elem).style("fill")} ); } if (feature !== previousSelection.feature) { if (previousSelection.elem) { d3.select(previousSelection.elem).classed('up_pftv_activeFeature', false); } fv.dispatcher.featureSelected({feature: fv.selectedFeature, color: selectedElem.style("fill")}); } }; ViewerHelper.addEventsClassAndTitle = function(catTitle, elements, fv, container) { elements .classed('up_pftv_activeFeature', function(d) { return d === fv.selectedFeature; }) .on('click', function(d){ var elem = d3.select(this); if (!elem.classed('up_pftv_variant_hidden')) { if (!elem.classed('up_pftv_activeFeature')) { TooltipFactory.createTooltip(fv, catTitle, d, container); } else { var tooltipContainer = d3.selectAll('.up_pftv_tooltip-container') .transition(20) .style('opacity', 0) .style('display', 'none'); tooltipContainer.remove(); } ViewerHelper.selectFeature(d, this, fv); } }) .on('mouseover', function(d) { fv.overFeature = true; if (d3.select(this).classed('up_pftv_variant')) { var initial = d.alternativeSequence.charAt(0); d3.selectAll('g.up_pftv_aa_' + initial + ' line').style('opacity', 1); } }) .on('mouseout', function(d) { fv.overFeature = false; if (d3.select(this).classed('up_pftv_variant')) { var initial = d.alternativeSequence.charAt(0); d3.selectAll('g.up_pftv_aa_' + initial + ' line').style('opacity', 0.4); } }); }; module.exports = ViewerHelper; |