ced6299cd30cba4ed8cde8b4765bbf08147613f9
kate
  Fri Oct 21 11:24:22 2016 -0700
Mouseover tissue table now highlights organs in bodymap. refs #17369

diff --git src/hg/js/hgGtexTrackSettings.js src/hg/js/hgGtexTrackSettings.js
index 8a9e27a..91e871a 100644
--- src/hg/js/hgGtexTrackSettings.js
+++ src/hg/js/hgGtexTrackSettings.js
@@ -1,285 +1,263 @@
 // Module: gtexTrackSettings
 
 
 var gtexTrackSettings = (function() {
 
     // Data
     
     // SVG has its own DOM
     var _svgDoc;
     var _svgRoot;
     var _htmlDoc;
     var _htmlRoot;
 
     var tissues = [
         'adiposeSubcut', 'adiposeVisceral', 'adrenalGland', 'arteryAorta', 'arteryCoronary', 
         'arteryTibial', 'bladder', 'brainAmygdala', 'brainAnCinCortex', 'brainCaudate', 
         'brainCerebelHemi', 'brainCerebellum', 'brainCortex', 'brainFrontCortex', 
         'brainHippocampus', 'brainHypothalamus', 'brainNucAccumbens', 'brainPutamen', 
         'brainSpinalcord', 'brainSubstanNigra', 'breastMamTissue', 'xformedlymphocytes',
         'xformedfibroblasts', 'ectocervix', 'endocervix', 'colonSigmoid', 'colonTransverse',
         'esophagusJunction', 'esophagusMucosa', 'esophagusMuscular', 'fallopianTube', 
         'heartAtrialAppend', 'heartLeftVentricl', 'kidneyCortex', 'liver', 'lung', 
         'minorSalivGland', 'muscleSkeletal', 'nerveTibial', 'ovary', 'pancreas', 'pituitary', 
         'prostate', 'skinNotExposed', 'skinExposed', 'smallIntestine', 'spleen', 'stomach', 
         'testis', 'thyroid', 'uterus', 'vagina', 'wholeBlood'
     ];
 
     // Convenience functions
     function tissueFromSvgId(svgId) {
     // Get tissue name from an SVG id. Convention here is <tis>_*
             return svgId.split('_')[0];
     }
 
     function initTissue(tis) {
         // Set tissue to unhighlighted state
         $("#" + tis + "_Pic_Hi", _svgRoot).hide();
         $("#" + tis + "_Lead_Hi", _svgRoot).hide();
 
         // mark tissue labels in svg
         var el = _svgDoc.getElementById(tis + "_Text_Hi");
         if (el !== null) {
             el.classList.add('tissueLabel');
         }
         $("#" + tis + "_Aura_Hi", _svgRoot).hide();
 
         // force tissue to selected on init (till we have cart hooked up)
         //onClickSetTissue(tis);
     }
 
     function highlightTissue(tis) {
         // 
     }
 
     function initBodyMap(svg, doc) {
         // Set organs to unhighlighted state
         tissues.forEach(initTissue);
     }
 
 
     function onClickToggleTissue(tis) {
         // mark selected in tissue table
         tis = this.id;  // arg bad
         $(this).toggleClass('tissueSelected');
 
         // jQuery addClass doesn't work on SVG elements, using classList
         // May need a shim so this works on IE9 and Opera mini (as if Dec 2014)
         // https://martinwolf.org/blog/2014/12/adding-and-removing-classes-from-svg-elements-with-jquery
         var el = _svgDoc.getElementById(this.id + '_Text_Hi');
         if (el !== null) {
             el.classList.toggle('tissueSelected');
             if ($(this).hasClass('tissueSelected')) {
                 onClickSetTissue(tis);
             } else {
                 onClickClearTissue(tis);
             }
         }
     }
 
     function onMapClickToggleTissue(ev) {
         var isOn = false;
         var svgId = ev.target.id;
         var tis = tissueFromSvgId(svgId);
         var el = _htmlDoc.getElementById(tis);
         if (el !== null) {
             el.classList.toggle('tissueSelected');
         }
         if (el.classList.contains('tissueSelected')) {
             isOn = true;
         }
         // below can likely replace 3 lines after
         //this.classList.toggle('tissueSelected');
         el = _svgDoc.getElementById(svgId);
         if (el !== null) {
             el.classList.toggle('tissueSelected');
             if (isOn) {
                 el.style.fill = "black";
             } else {
                 el.style.fill = "#737373";
             }
         }
     }
 
 
     function onClickSetTissue(tis) {
         // mark selected in tissue table
         $('#' + tis).addClass('tissueSelected');
         var el = _svgDoc.getElementById(tis + "_Text_Hi");
         if (el !== null) {
             el.classList.add('tissueSelected');
             el.style.fill = "black";
             var count = el.childElementCount;
             for (var i = 0; i < count; i++) {
                 el.children[i].style.fill = "black";
             }
         }
     }
 
     function onClickClearTissue(tis) {
         // mark selected in tissue table
         $(tis).removeClass('tissueSelected');
         var el = _svgDoc.getElementById(tis + "_Text_Hi");
         if (el !== null) {
             el.classList.remove('tissueSelected');
             el.style.fill = "#737373";
             var count = el.childElementCount;
             for (var i = 0; i < count; i++) {
                 el.children[i].style.fill = "#737373";
             }
         }
     }
 
 
-    function onMapHoverTissue(ev) {
+    function toggleHighlightTissue(tis) {
         var i;
         var isOn = false;
-        var svgId = ev.target.id;
-        var tis = tissueFromSvgId(svgId);
         var el = _htmlDoc.getElementById(tis);
         if (el !== null) {
             el.classList.toggle('tissueHovered');
             if (el.classList.contains('tissueHovered')) {
                 isOn = true;
             }
         }
         // below can likely replace 3 lines after
         //this.classList.toggle('tissueSelected');
         el = _svgDoc.getElementById(tis + '_Text_Hi');
-        if (el === null)
+        if (el === null) {
             return;
+        }
         el.classList.toggle('tissueHovered');
         var line = $("#" + tis + "_Lead_Hi", _svgRoot);
         var pic = $("#" + tis + "_Pic_Hi", _svgRoot);
         var white = $("#" + tis + "_Aura_Hi", _svgRoot);
         var count = el.childElementCount;
         if (isOn) {
             el.style.fill = 'blue';
             for (i = 0; i < count; i++) {
                 el.children[i].style.fill = "blue";
             }
             $(line).show();
             $(pic).show();
             $(white).show();
         } else {
             var color = el.classList.contains('tissueSelected') ? 'black' : '#737373';
             el.style.fill = color;
             for (i = 0; i < count; i++) {
                 el.children[i].style.fill = color;
             }
             $(white).hide();
             $(pic).hide();
             $(line).hide();
         }
     }
 
-    function onHoverTissue() {
-        // HTML
-        $(this).toggleClass('tissueHovered');
-        var isOn = $(this).hasClass('tissueHovered');
-
-        // SVG
-        var el = _svgDoc.getElementById(this.id + '_Text_Hi');
-        if (el !== null) {
-            el.classList.toggle('tissueHovered');
-            if (this.id === "arteryAorta") {
-                var line = $("#LL_arteryAorta", _svgRoot);
-                var white = $("#WHITE_arteryAorta", _svgRoot);
-                if (isOn) {
-                    $(line).show();
-                    $(white).show();
-                } else {
-                    $(white).hide();
-                    $(line).hide();
-                }
-/*
-                el = _svgDoc.getElementById("LL_arteryAorta");
-                if (el !== null) {
-                    el.classList.toggle('mapTissueHovered');
-                }
-                el = _svgDoc.getElementById("WHITE_arteryAorta");
-                if (el !== null) {
-                    el.classList.toggle('mapTissueHovered');
-*/
-            }
+    function onMapHoverTissue(ev) {
+        var svgId = ev.target.id;
+        var tis = tissueFromSvgId(svgId);
+        toggleHighlightTissue(tis);
     }
+
+    function onHoverTissue() {
+        var tis = this.id;
+        toggleHighlightTissue(tis);
     }
 
     //function animateTissue(tis, i, ignore) {
     function animateTissue(tis) {
         //console.log(tis);
         // add handlers to tissue table
         $('#' + tis).click(tis, onClickToggleTissue);
         $('#' + tis).hover(onHoverTissue, onHoverTissue);
 
         var el = _svgDoc.getElementById(tis + "_Text_Hi");
         if (el !== null) {
             el.addEventListener("click", onMapClickToggleTissue);
             el.addEventListener("mouseenter", onMapHoverTissue);
             el.addEventListener("mouseleave", onMapHoverTissue);
             // mouseover, mouseout ?
         }
 
         
     }
 
     function animateTissues() {
         // Add event handlers to tissue table and body map SVG
         tissues.forEach(animateTissue);
 
         $('#setAll').click(onClickSetAll);
         $('#clearAll').click(onClickClearAll);
     }
 
     // UI event handlers
 
     function onClickSetAll() {
         // set all on body map
         tissues.forEach(onClickSetTissue);
         // set all on tissue table
         // NOTE: this shouldn't be needed (needs debugging in onClickSet)
         $('.tissueLabel').addClass('tissueSelected');
     }
 
     function onClickClearAll() {
         tissues.forEach(onClickClearTissue);
         $('.tissueLabel').removeClass("tissueSelected");
     }
 
     function onClickMapTissue() {
         this.style.fill = "black";
         //document.getElementById("bodyMapSvg").contentDocument.getElementById('endocervix').style.fill = "black";
     }
 
     // Initialization
 
     function init() {
         // cart.setCgi('gtexTrackSettings');
 
         $(function() {
             // after page load, tweak layout and initialize event handlers
             var bodyMapSvg = document.getElementById("bodyMapSvg");
             globalSvg = bodyMapSvg;
 
             _htmlDoc = document;
             _htmlRoot = document.documentElement;
 
             // wait for SVG to load
             bodyMapSvg.addEventListener("load", function() {
                 var svg = bodyMapSvg.contentDocument.documentElement;
                 _svgRoot = svg;
                 _svgDoc = bodyMapSvg.contentDocument;
                 
                 initBodyMap(svg, bodyMapSvg.contentDocument);
                 animateTissues();
             }, false);
 
         });
     }
 
     return {
             init: init
            };
     
 }()); // gtexTrackSettings
 
 gtexTrackSettings.init();