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Draft implementation of tooltips and hyperlinks as described in issue #34. More tests and documentation to follow.

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knsv
2015-10-02 00:18:47 +02:00
parent 30a755221b
commit e406fda9cd
16 changed files with 820 additions and 234 deletions
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127
src/diagrams/flowchart/graphDb.js
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@@ -6,6 +6,7 @@ var vertices = {};
var edges = [];
var classes = [];
var subGraphs = [];
var tooltips = {};
var subCount=0;
var direction;
// Functions to be run after graph rendering
@@ -136,48 +137,69 @@ exports.setClass = function (id,className) {
}
}
};
var setTooltip = function(id,tooltip){
if(typeof tooltip !== 'undefined'){
tooltips[id]=tooltip;
}
};
var setClickFun = function(id, functionName){
if(typeof functionName === 'undefined'){
return;
}
if (typeof vertices[id] !== 'undefined') {
funs.push(function (element) {
var elem = d3.select(element).select('#'+id);
if (elem !== null) {
elem.on('click', function () {
eval(functionName + '(\'' + id + '\')'); // jshint ignore:line
});
}
});
}
};
var setLink = function(id, linkStr){
if(typeof linkStr === 'undefined'){
return;
}
if (typeof vertices[id] !== 'undefined') {
funs.push(function (element) {
var elem = d3.select(element).select('#'+id);
if (elem !== null) {
elem.on('click', function () {
window.open(linkStr,'newTab'); // jshint ignore:line
});
}
});
}
};
exports.getTooltip = function(id){
return tooltips[id];
};
var clickEvents = [];
/**
* Called by parser when a graph definition is found, stores the direction of the chart.
* @param dir
*/
exports.setClickEvent = function (id,functionName) {
exports.setClickEvent = function (id,functionName, link,tooltip) {
if(id.indexOf(',')>0){
id.split(',').forEach(function(id2) {
if (typeof vertices[id2] !== 'undefined') {
funs.push(function () {
var elem = document.getElementById(id2);
if (elem !== null) {
elem.onclick = function () {
eval(functionName + '(\'' + id2 + '\')'); // jshint ignore:line
};
}
});
}
setTooltip(id2,tooltip);
setClickFun(id2, functionName);
setLink(id2, link);
});
}else{
//log.debug('Checking now for ::'+id);
if(typeof vertices[id] !== 'undefined'){
funs.push(function(){
var elem = document.getElementById(id);
if(elem !== null){
elem.onclick = function(){eval(functionName+'(\'' + id + '\')');}; // jshint ignore:line
}
else{
//log.debug('id was null: '+id);
}
});
}
setTooltip(id,tooltip);
setClickFun(id, functionName);
setLink(id, link);
}
};
exports.bindFunctions = function(){
exports.bindFunctions = function(element){
funs.forEach(function(fun){
fun();
fun(element);
});
};
exports.getDirection = function () {
@@ -207,6 +229,49 @@ exports.getClasses = function () {
return classes;
};
var setupToolTips = function(element){
var tooltipElem = d3.select('.mermaidTooltip');
if(tooltipElem[0][0] === null){
tooltipElem = d3.select("body")
.append("div")
.attr("class", "mermaidTooltip")
.style("opacity", 0);
}
var svg = d3.select(element).select('svg');
var nodes = svg.selectAll("g.node");
nodes
.on("mouseover", function(d) {
var el = d3.select(this);
var title = el.attr('title');
// Dont try to draw a tooltip if no data is provided
if(title === null){
return;
}
var rect = this.getBoundingClientRect();
tooltipElem.transition()
.duration(200)
.style("opacity", .9);
tooltipElem.html(el.attr('title'))
.style("left", (rect.left+(rect.right-rect.left)/2) + "px")
.style("top", (rect.top-28) + "px");
var el = d3.select(this);
el.classed('hover',true);
})
.on("mouseout", function(d) {
tooltipElem.transition()
.duration(500)
.style("opacity", 0);
var el = d3.select(this);
el.classed('hover',false);
});
};
funs.push(setupToolTips);
/**
* Clears the internal graph db so that a new graph can be parsed.
*/
@@ -214,9 +279,11 @@ exports.clear = function () {
vertices = {};
classes = {};
edges = [];
//funs = [];
funs = [];
funs.push(setupToolTips);
subGraphs = [];
subCount = 0;
tooltips = [];
};
/**
*