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brick-studio.js
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brick-studio.js
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var panning,
drawLinks,
showConfig = false,
drawLabeledLinks,
linkRenderer,
linkArrowPosition = config.showInstances ? 0.5 : 0.8,
mouseOnDown,
mouseOnUp,
mouseOnObject,
mouseDownObject,
mouseDown,
mouseDownPos,
context,
mouseOn = 'nothing',
selected = {},
colorByNodeType,
colorByPredicate,
depthsByType,
getNDistinctColorStrings,
draw,
Graph,
graphData,
ultimateLinkHovered,
ultimateNodeHovered,
penUltimateNodeHovered,
hoverOffTimestamp,
newNodes = {},
fetchURI,
newGraph,
filename,
nodes,
searchNodes = [],
lastEntry = '',
defaultLinkWidthValue = 0.2,
linkWidthValue = 0.2,
INF = Math.tan(Math.PI / 2),
mousePos = {},
search,
defaultZoom = 1,
showParents,
colorRange = {hueRange : {
min: 0,
max: 360
}, saturationRange : {
min: 50,
max: 100
}, lightnessRange : {
min: 50,
max: 75
}},
sound,
editorOpen = false,
updateName,
updateType,
expandAll,
collapseAll,
recursiveExpand,
showNode,
linkSourceNode = null,
rcDrawingLink = false,
darkTheme,
lightTheme,
darkMode = false,
linkLabels = false,
minifyIRI,
createNew,
canvasTxt,
multilineLabel = config.multilineNodeLabel.enabled,
multilineLabelFontSize = config.multilineNodeLabel.fontSize,
multilineLabelZoomThreshold = config.multilineNodeLabel.zoomThreshold,
startExpanded = config.startExpanded
;
$(function() {
$('#config').hide();
minifyIRI = function(IRI) {
return IRI.split('#').pop();
};
darkTheme = function(){
$('#viewer').css('background', '#000022')
$('body').css('color', '#fff')
setTimeout(function () {
$('canvas').css('background', '#002')
}, 500);
};
lightTheme = function(){
$('#viewer').css('background', '#fff')
$('body').css('color', '#002')
$('canvas').css('background', '#0000')
};
$("#toggle-editor-button").click(function() {
if ($("#viewer").hasClass('editor-closed')) {
editorOpen = true;
$("#viewer").removeClass('editor-closed');
$("#viewer").addClass('editor-open');
Graph.enableNodeDrag(false)
.enableZoomPanInteraction(false)
.onNodeClick(node => {
searchNodes = [];
Graph.graphData().links.pop();
if(linkSourceNode!== null && node!==linkSourceNode){
drawHardLink(linkSourceNode, node);
}
linkSourceNode = null;
rcDrawingLink = false;
});
Object.values(newNodes).forEach(node=>{
node.fx = node.x;
node.fy = node.y;
})
linkSourceNode = null;
rcDrawingLink = false;
searchNodes = [];
} else {
editorOpen = false
$("#viewer").removeClass('editor-open');
$("#viewer").addClass('editor-closed');
Graph.enableNodeDrag(true)
.enableZoomPanInteraction(true)
.onNodeClick(defaultNodeClick);
selected = {};
Object.values(newNodes).forEach(node=>{
node.fx = null;
node.fy = null;
})
}
$('#editor-sidebar').fadeOut(300)
});
$("#zoom-in-button").click(function() {
Graph.zoom(Graph.zoom() * 2, 600)
});
$("#zoom-out-button").click(function() {
Graph.zoom(Graph.zoom() / 2, 600)
});
drawLabeledLinks = function(link, ctx, globalScale) {
context = ctx
const MAX_FONT_SIZE = 4 * document.getElementById("linkWidthSlider").value;
const LABEL_NODE_MARGIN = Graph.nodeRelSize() * 1.5;
const start = link.source;
const end = link.target; // ignore unbound links
if (typeof start !== 'object' || typeof end !== 'object') return; // draw link line
if(start.show&&end.show) {
ctx.beginPath();
ctx.moveTo(start.x, start.y);
ctx.lineTo(end.x, end.y);
// ctx.strokeStyle = colorByPredicate[link.id];
ctx.strokeStyle = getLinkColor(link.id).substring(0, colorByPredicate[link.id].length - 1) + ', ' + link.source.alpha*link.target.alpha + ')';
if (selected.source == link.source && selected.id == link.id && selected.target == link.target) {
ctx.lineWidth = 4 * document.getElementById("linkWidthSlider").value / globalScale;
} else {
ctx.lineWidth = document.getElementById("linkWidthSlider").value / globalScale;
}
ctx.stroke(); // calculate id positioning
const textPos = Object.assign(...['x', 'y'].map(c => ({
[c]: start[c] + (end[c] - start[c]) / 2 // calc middle point
})));
const relLink = {
x: end.x - start.x,
y: end.y - start.y
};
const maxTextLength = Math.sqrt(Math.pow(relLink.x, 2) + Math.pow(relLink.y, 2)) - LABEL_NODE_MARGIN * 2;
let textAngle = Math.atan2(relLink.y, relLink.x); // maintain id vertical orientation for legibility
if (textAngle > Math.PI / 2) textAngle = -(Math.PI - textAngle);
if (textAngle < -Math.PI / 2) textAngle = -(-Math.PI - textAngle);
const id = `${minifyIRI(link.id)}`; // estimate fontSize to fit in link length
ctx.font = '1px Sans-Serif';
const fontSize = Math.min(MAX_FONT_SIZE, maxTextLength / ctx.measureText(id).width);
ctx.font = `${fontSize}px Sans-Serif`;
const textWidth = ctx.measureText(id).width;
const bckgDimensions = [textWidth, fontSize].map(n => n + fontSize * 0.2); // some padding
// draw text id (with background rect)
ctx.save();
ctx.translate(textPos.x, textPos.y);
ctx.rotate(textAngle);
// ctx.fillStyle = 'rgba(255, 255, 255, 0.5)';
// ctx.fillRect(-bckgDimensions[0] / 2, -bckgDimensions[1] / 2, ...bckgDimensions);
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillStyle = 'darkgrey';
ctx.fillText(id, 0, 0);
ctx.restore();
}
};
drawLinks = function(link, ctx, globalScale) {
context = ctx
const MAX_FONT_SIZE = 4 * document.getElementById("linkWidthSlider").value;
const LABEL_NODE_MARGIN = Graph.nodeRelSize() * 1.5;
const start = link.source;
const end = link.target; // ignore unbound links
if (typeof start !== 'object' || typeof end !== 'object') return; // draw link line
if(start.show&&end.show) {
ctx.beginPath();
ctx.moveTo(start.x, start.y);
ctx.lineTo(end.x, end.y);
// ctx.strokeStyle = colorByPredicate[link.id];
ctx.strokeStyle = getLinkColor(link.id).substring(0, colorByPredicate[link.id].length - 1) + ', ' + link.source.alpha*link.target.alpha + ')';
if (selected.source == link.source && selected.id == link.id && selected.target == link.target) {
ctx.lineWidth = 4 * document.getElementById("linkWidthSlider").value / globalScale;
} else {
ctx.lineWidth = document.getElementById("linkWidthSlider").value / globalScale;
}
ctx.stroke(); // calculate id positioning
const textPos = Object.assign(...['x', 'y'].map(c => ({
[c]: start[c] + (end[c] - start[c]) / 2 // calc middle point
})));
const relLink = {
x: end.x - start.x,
y: end.y - start.y
};
ctx.save();
ctx.restore();
}
};
toggleConfig = function () {
if(showConfig){
let value = $('#config').val();
localStorage.setItem("config", value);
$('#config').slideUp();
$('#mainModal').slideDown();
config = JSON.parse(value);
$('#configCommand').text('EDIT');
}else {
$('#mainModal').slideUp();
$('#config').slideDown();
let value = localStorage.getItem("config");
if(!value || value == null || value == undefined)
value = JSON.stringify(config, null, 4);
$('#config').val(value);
$('#configCommand').text('SAVE');
}
showConfig = !showConfig;
};
const average = arr => arr.reduce((p, c) => p + c, 0) / arr.length;
var getNodeColor = function(type){
var color = colorByNodeType[type];
if(color === undefined)
colorByNodeType[type] = 'hsl(' + (Math.random() * 360) + ', 100%, 50%)';
return colorByNodeType[type];
};
//colorByPredicate[link.id]
var getLinkColor = function(link){
var color = colorByPredicate[link];
if(color === undefined)
colorByPredicate[link] = 'hsl(' + (Math.random() * 360) + ', 100%, 50%)';
return colorByPredicate[link];
};
var generateStylesByType = function() {
colorByNodeType = {
'https://brickschema.org/schema/1.0.1/Brick#New_Node': 'hsl(80,61%,53%)'
};
colorByPredicate = {
'https://brickschema.org/schema/1.0.1/Brick#New_Link': 'hsl(120,67%,67%)'
};
depthsByType = {};
var uniqueTypes = [...data.uniqueTypes];
var nodeColors = getNDistinctColorStrings(uniqueTypes.length);
for (var i = 0; i < uniqueTypes.length; i++) {
colorByNodeType[uniqueTypes[i]] = (i % 2) ? nodeColors.shift() : nodeColors.pop();
}
var uniquePredicates = exportData.exports.uniquePredicates;
if (uniquePredicates !== undefined) {
var linkColors = getNDistinctColorStrings(uniquePredicates.length);
for (var i = 0; i < uniquePredicates.length; i++) {
colorByPredicate[uniquePredicates[i]] = (i % 2) ? linkColors.shift() : linkColors.pop();
}
}
};
draw = function(data) {
canvasTxt = window.canvasTxt.default;
linkRenderer = linkLabels ? drawLinks : drawLabeledLinks;
linkArrowPosition = linkLabels ? 0.5 : 0.8;
graphData = data;
var elem = document.getElementById('graph');
Graph = ForceGraph()(elem)
.backgroundColor('#fff')
.width(window.innerWidth * 0.79)
.height(window.innerHeight * 0.92 - 100)
// .linkAutoColorBy('id')
.nodeLabel(node => {
if(node.show){
try{
if(!config.showInstances){
return node.id.split('#')[node.id.split('#').length - 1]
}
let name = node.label != "undefined" ? node.label : node.id.split('#')[node.id.split('#').length - 1];
return `${minifyIRI(node.type)} : ${name} : ${node.out.length}`
}
catch (e) {
console.log('Invalid node ID: ', node.id)
}
}
})
.linkLabel(link => {
if(link.source.show&&link.target.show)
return minifyIRI(link.id)
})
.linkHoverPrecision(8)
.linkWidth(link => {
if (selected == link.source + link.id + link.target) {
console.log('link selected');
return 8;
}
})
.linkColor(link => colorByPredicate[link.id].substring(0, colorByPredicate[link.id].length - 1) + ', ' + link.source.alpha*link.target.alpha + ')')
// .linkDirectionalParticles(0.5)
.nodeCanvasObject((node, ctx, globalScale) => {
if(!node.show)return;
if(node.expandedAt!==undefined && node.expandedAt+600>new Date().getTime()){
node.alpha = (new Date().getTime()-node.expandedAt)/(600);
}
else{
node.alpha = 1;
}
sides = [...data.uniqueTypes].indexOf(node.type) + 2;
size = nodeSizeSlider.value, Xcenter = node.x, Ycenter = node.y;
ctx.beginPath();
ctx.moveTo(Xcenter + size * Math.cos(0), Ycenter + size * Math.sin(0));
if(sides >3 && sides < 12){
for (var i = 1; i <= sides; i += 1) {
ctx.lineTo(Xcenter + size * Math.cos(i * 2 * Math.PI / sides), Ycenter + size * Math.sin(i * 2 * Math.PI / sides));
}
}
else{
ctx.arc(node.x, node.y, size, 0, 2 * Math.PI, false)
}
ctx.closePath();
var color = getNodeColor(node.type);
if ((searchNodes.length % Graph.graphData().nodes.length !== 0)) {
// $('#linkWidthSlider').val(0.1);
// $('#linkWidth').html(0.1);
if (searchNodes.includes(node.id)) {
ctx.fillStyle = color;
} else {
ctx.fillStyle = color.substring(0, color.length - 1) + ', 0.1)';
node.alpha = 0.1
}
} else {
// $('#linkWidthSlider').val(linkWidthValue);
// $('#linkWidth').html(linkWidthValue);
ctx.fillStyle = color.substring(0, color.length - 1) + ', ' + node.alpha + ')';
}
ctx.lineWidth = 1;
ctx.fill();
if (selected.id == node.id) {
ctx.strokeStyle = "#0006"
ctx.stroke();
};
let label = node.label != "undefined" ? node.label : minifyIRI(node.id);
const fontSize = 15 / globalScale;
ctx.font = `${fontSize}px Sans-Serif`;
const textWidth = ctx.measureText(label).width;
const outWidth = ctx.measureText(node.out.length-1).width;
if(multilineLabel && globalScale*multilineLabelFontSize > multilineLabelZoomThreshold){
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.font = (nodeSizeSlider.value * globalScale) + ' pt Times'
canvasTxt.fontSize = multilineLabelFontSize;
ctx.save()
ctx.translate(node.x, node.y);
ctx.fillStyle = 'white';
label = label ? label : "undefined";
canvasTxt.drawText(ctx, label, -1*nodeSizeSlider.value, -1*nodeSizeSlider.value, 2*nodeSizeSlider.value , 2*nodeSizeSlider.value);
ctx.restore()
}
else if (3 * textWidth < nodeSizeSlider.value * globalScale) {
const bckgDimensions = [textWidth, fontSize].map(n => n + fontSize * 0.2); // some padding
ctx.fillStyle = 'rgba(0, 0, 0, 0.2)';
ctx.fillRect(node.x - bckgDimensions[0] / 2, node.y - bckgDimensions[1] / 2, ...bckgDimensions);
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillStyle = 'white';
ctx.font = (nodeSizeSlider.value * globalScale) + ' pt Times'
ctx.fillText(label, node.x, node.y);
}
else if (node.out.length > 0 && 3 * outWidth < nodeSizeSlider.value * globalScale){
// const bckgDimensions = [outWidth, fontSize].map(n => n + fontSize * 0.2 ); // some padding
// ctx.fillRect(node.x - bckgDimensions[0] / 2, node.y - bckgDimensions[1] / 2, ...bckgDimensions)
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillStyle = 'white';
// ctx.strokeStyle = 'white';
ctx.fillText(node.out.length, node.x, node.y, nodeSizeSlider.value * globalScale);
// ctx.strokeText(node.out.length-1, node.x, node.y);
}
}).linkDirectionalArrowLength(link => {
if(link.source.show&&link.target.show) {
return (selected == link) ? 3 * parseFloat(document.getElementById("linkWidthSlider").value) : parseFloat(document.getElementById("linkWidthSlider").value);
}
return 0;
})
.linkDirectionalArrowRelPos(linkArrowPosition)
.warmupTicks(200)
.onLinkHover(link => {
if(link!==null&&!link.source.show&&!link.target.show)return;
elem.style.cursor = link ? 'pointer' : null;
if (link !== null) {
mouseOn = 'link'; // penUltimateLinkHovered = ultimateLinkHovered;
mouseOnObject = link;
ultimateLinkHovered = link; // console.log('hover link ' + link.id.split('#')[1] + ': ' + Date.now())
} else {
mouseOn = 'nothing'; // console.log('hover link null: ' + Date.now())
mouseOnObject = {};
hoverOffTimestamp = Date.now();
}
}).onNodeHover(node => {
if(node!==null&&!node.show)return;
elem.style.cursor = node ? 'pointer' : null;
if (node !== null && node !== linkSourceNode) {
if(rcDrawingLink){
searchNodes.push(node.id);
drawTempLink(node);
}
mouseOn = 'node';
mouseOnObject = node;
penUltimateNodeHovered = ultimateNodeHovered;
ultimateNodeHovered = node; // console.log('hover node ' + node.id.split('#')[1] + ': ' + Date.now())
} else {
if(rcDrawingLink){
searchNodes = [linkSourceNode.id];
Graph.graphData().links.pop();
}
mouseOn = 'nothing'; // console.log('hover node null: ' + Date.now())
mouseOnObject = {};
hoverOffTimestamp = Date.now();
}
}).onNodeRightClick(node => {
if(editorOpen){
if(linkSourceNode==null){
linkSourceNode = node;
rcDrawingLink = true;
searchNodes = [node.id];
}
else{
searchNodes = [];
Graph.graphData().links.pop();
if(node!==linkSourceNode){
drawHardLink(linkSourceNode, node);
}
linkSourceNode = null;
rcDrawingLink = false;
}
}
// console.log(node);
// console.log(Graph.centerAt());
})
.onNodeClick(defaultNodeClick)
.linkCanvasObject(linkRenderer);
Graph.zoom(newGraph ? 18 : Graph.zoom())
Graph.graphData(data);
defaultZoom = Graph.zoom();
generateStylesByType();
};
var defaultNodeClick = function(node) {
if(!node.show)return;
if(node.collapsed){
// sound(270);
// var children = quadStore.getQuads(node.id).filter((quad)=>minifyIRI(quad.predicate.id)!=='type').map((node)=>node.object.id);
Graph.graphData().nodes.forEach((graphNode)=>{
if(node.out.indexOf(graphNode.id)>-1){
graphNode.show = true;
graphNode.out= exportStore.getQuads(graphNode.id).map((q)=>q.object.id);
graphNode.parent = node.id;
graphNode.expandedAt = new Date().getTime();
graphNode.alpha = 0;
}
});
}
else{
// sound(250);
collapse(node);
}
node.collapsed = !node.collapsed;
};
var collapse = function(node){
Graph.graphData().nodes.filter((graphNode)=>(node.out.indexOf(graphNode.id) > -1)).forEach((childNode)=>{
if(!childNode.collapsed&&(config.allowOtherParentsToCollapse||childNode.parent===node.id)){
collapse(childNode);
childNode.collapsed = true;
}
// childNode.show = false;
});
Graph.graphData().nodes.forEach((graphNode)=>{
if(node.out.indexOf(graphNode.id)>-1){
graphNode.show = false;
}
});
};
collapseAll = function(){
Graph.graphData().nodes.forEach(n=>{
if(n.type.indexOf('uilding')===-1)n.show = false;
n.collapsed = true;
})
};
expandAll = function(){
var {uniqueObjects, uniqueSubjects} = exportData.exports;
var noIns = [...new Set([...uniqueSubjects, ...uniqueObjects])].filter((x)=>!(new Set([...uniqueObjects]).has(x)));
var root = [];
Graph.graphData().nodes.forEach((node)=>{
if(noIns.indexOf(node.id)>-1){
root.push(node.id)
}
node.show = false;
node.collapsed = true;
});
recursiveExpand(root, null, 0);
Graph.graphData().nodes.forEach((node)=>{
if(noIns.indexOf(node.id)>-1){
root.push(node.id)
}
node.show = true;
node.collapsed = false;
});
};
recursiveExpand = function(nodes, parent, level){
nodes.forEach((n)=>{
Graph.graphData().nodes.forEach((node)=>{
if(node.id.indexOf(n)>-1 && !node.show && node.collapsed){
node.parent = parent;
node.level = level;
node.show = true;
node.collapsed = false;
node.out = exportStore.getQuads(node.id).map((q) => q.object.id);
recursiveExpand(node.out, n, level + 1);
}
});
})
}
var nodeSizeSlider = document.getElementById("nodeSizeSlider");
var nodeSize = document.getElementById("nodeSize");
nodeSize.innerHTML = nodeSizeSlider.value;
var fontSizeSlider = document.getElementById("fontSizeSlider");
var fontSize = document.getElementById("fontSize");
fontSize.innerHTML = fontSizeSlider.value;
setSize = function(value) {
Graph.nodeRelSize(value);
nodeSizeSlider.value = value;
nodeSize.innerHTML = value;
};
nodeSize.onclick = function() {
setSize(6);
};
nodeSizeSlider.oninput = function() {
Graph.nodeRelSize(this.value);
nodeSize.innerHTML = nodeSizeSlider.value;
};
fontSizeSlider.oninput = function() {
fontSize.innerHTML = fontSizeSlider.value;
multilineLabelFontSize = fontSizeSlider.value;
};
var linkWidthSlider = document.getElementById("linkWidthSlider");
var linkWidth = document.getElementById("linkWidth");
linkWidth.innerHTML = linkWidthSlider.value;
setLinkWidth = function(value) {
Graph.linkDirectionalArrowLength((link)=>{
return link.source.show&&link.target.show ? value * 4 : 0;
})
Graph.linkWidth(parseFloat(value));
linkWidthSlider.value = value;
linkWidth.innerHTML = value;
linkWidthValue = value;
};
linkWidth.onclick = function() {
setLinkWidth(defaultLinkWidthValue);
};
linkWidthSlider.oninput = function() {
setLinkWidth(this.value);
};
$('.canvas').mousedown(function(event) {
if(!editorOpen)return;
// console.log('mousedown');
mouseDownTimestamp = Date.now();
mouseDown = true;
mouseOnDown = mouseOn;
mouseDownPos = getMousePosition(event);
if (mouseOn == 'link') {
mouseDownObject = ultimateLinkHovered;
} else if (mouseOn == 'node') {
mouseDownObject = ultimateNodeHovered;
}
});
$('.canvas').mousemove(function(event) {
if(!editorOpen)return;
// console.log('mousemove');
mousePos = getMousePosition(event);
if ((mouseDown) && (mouseOnDown == 'node')) {
} else if ((mouseDown) && (mouseOnDown == 'nothing')) {
panning = true;
Graph.centerAt(Graph.centerAt().x + mouseDownPos
.x - mousePos.x, Graph.centerAt().y + mouseDownPos
.y - mousePos.y)
}
});
$('.canvas').mouseout(function(event) {
if(!editorOpen)return;
mouseDown = false;
panning = false;
});
$('.canvas').bind('mousewheel', function(e) {
if(!editorOpen)return;
if (e.originalEvent.wheelDelta / 120 > 0) {
Graph.zoom(Graph.zoom() * 1.5, 500);
} else {
Graph.zoom(Graph.zoom() / 1.5, 500);
}
Graph.centerAt((Graph.centerAt().x + mousePos.x) / 2, (Graph.centerAt().y + mousePos.y) / 2, 500);
});
var drawTempLink = function(targetNode){
var tempLink = {
source: linkSourceNode,
target: targetNode,
id: 'https://brickschema.org/schema/1.0.1/Brick#New_Link'
};
selected = tempLink;
Graph.graphData().links.push(tempLink);
}
var drawHardLink = function(sourceNode, targetNode){
var tempLink = {
source: sourceNode,
target: targetNode,
id: 'https://brickschema.org/schema/1.0.1/Brick#New_Link'
};
if(sourceNode!== null){
if(sourceNode.out!==undefined){
sourceNode.out.push(targetNode.id);
}
else{
sourceNode.out=[targetNode.id];
}
}
selected = tempLink;
$("#nodeNames").html('');
$("#nodeTypes").html('');
var prefix = selected.id.split('#').shift()
$('#nodeName').val(selected.id.replace('#', ':').replace(prefix, prefixKey(prefix)));
$('#nodeType').val(Object.keys(prefixes).filter((p)=>selected.id.split('#').shift()+'#'===prefixes[p])[0]);
$('#editor-sidebar').fadeIn(300);
$("#node-type").hide();
exportData.exports.uniquePredicates.forEach((node)=>{
var prefix = node.split('#').shift()
$("#nodeNames").append($("<option>").attr('value', node.replace('#', ':').replace(prefix, prefixKey(prefix))));
});
const {nodes, links} = Graph.graphData();
Graph.graphData({
nodes: nodes,
links: [tempLink, ...links]
});
quadStore.addQuad(sourceNode.id, tempLink.id, targetNode.id);
exportStore.addQuad(sourceNode.id, tempLink.id, targetNode.id);
}
$('.canvas').mouseup(function(event) {
if(!editorOpen)return;
// console.log('mouseup');
Graph.resumeAnimation();
mouseUpTimestamp = Date.now();
mouseDown = false;
mouseOnUp = mouseOn;
if (mouseOn == 'link') {
mouseUpObject = ultimateLinkHovered;
} else if (mouseOn == 'node') {
mouseUpObject = ultimateNodeHovered;
} else {
mouseUpObject = {}
if (selected.id !== undefined) {
selected = {}
} else if (/*!drawingNewLink && */!panning && !Graph.enableNodeDrag()) {
console.log('Adding new node')
var createdAt = new Date().getTime();
mousePos = getMousePosition(event);
var tempNode = {
id: 'https://brickschema.org/schema/1.0.1/Brick#New_Node' + createdAt.toString(),
type: 'https://brickschema.org/schema/1.0.1/Brick#New_Node'
};
tempNode['fx'] = mousePos.x;
tempNode['fy'] = mousePos.y;
tempNode['show'] = true;
tempNode['collapsed'] = false;
tempNode['out'] = [];
tempNode['__indexColor'] = '#ccc';
tempNode['index'] = data.nodes.length;
tempNode['createdAt'] = createdAt;
newNodes[createdAt] = tempNode;
const {nodes, links} = Graph.graphData();
Graph.graphData({
nodes: [tempNode, ...nodes],
links: links
});
if(!rcDrawingLink){
selected = tempNode;
rcDrawingLink = false;
}
$("#nodeNames").html('');
$("#nodeTypes").html('');
// search();
$('#nodeName').val(minifyIRI(selected.id));
var prefix = selected.type.split('#').shift()
$('#nodeType').val(selected.type.replace('#', ':').replace(prefix, prefixKey(prefix)));
$('#editor-sidebar').fadeIn(300);
exportData.rdf.uniqueTypes.forEach((type)=>{
var prefix = type.split('#').shift()
$("#nodeTypes").append($("<option>").attr('value', type.replace('#', ':').replace(prefix, prefixKey(prefix))));
});
Graph.graphData().nodes.forEach((node)=>{
$("#nodeNames").append($("<option>").attr('value', node.id.split('#')[1]));
});
}
}
if (mouseDownObject == mouseUpObject) {
if (mouseOnUp == 'nothing')
selected = {};
else {
selected = mouseUpObject;
$("#nodeNames").html('');
$("#nodeTypes").html('');
if(selected.source!==undefined){
var prefix = selected.id.split('#').shift()
$('#nodeName').val(selected.id.replace('#', ':').replace(prefix, prefixKey(prefix)));
$('#nodeType').val(Object.keys(prefixes).filter((p)=>selected.id.split('#').shift()+'#'===prefixes[p])[0]);
$('#editor-sidebar').fadeIn(300);
$("#node-type").hide();
exportData.exports.uniquePredicates.forEach((node)=>{
var prefix = node.split('#').shift()
$("#nodeNames").append($("<option>").attr('value', node.replace('#', ':').replace(prefix, prefixKey(prefix))));
});
}
else{
$("#node-type").show();
$('#nodeName').val(minifyIRI(selected.id));
var prefix = selected.type.split('#').shift()
$('#nodeType').val(selected.type.replace('#', ':').replace(prefix, prefixKey(prefix)));
$('#editor-sidebar').fadeIn(300);
exportData.rdf.uniqueTypes.forEach((type)=>{
var prefix = type.split('#').shift()
$("#nodeTypes").append($("<option>").attr('value', type.replace('#', ':').replace(prefix, prefixKey(prefix))));
});
Graph.graphData().nodes.forEach((node)=>{
$("#nodeNames").append($("<option>").attr('value', node.id.split('#').pop()));
});
}
console.log(mouseUpObject);
}
}
mouseDownObject = {}
mouseUpObject = {}
panning = false;
});
var prefixKey = function(prefix){
return Object.keys(prefixes).filter((p)=>prefix+'#'===prefixes[p])[0]
};
var deleteLink = function(selected) {
Graph.graphData().links = Graph.graphData().links.filter(link => {
return selected !== link
})
var links = quadStore.getQuads(selected.source.id, selected.id, selected.target.id);
selected.source.out = selected.source.out.filter(node=>node.id!==selected.target.id);
quadStore.removeQuads(links);
}
var deleteNode = function(selected) {
Graph.graphData().nodes = Graph.graphData().nodes.filter(node => {
return selected !== node
})
quadStore.removeQuads(quadStore.getQuads(selected.id));
Graph.graphData().links = Graph.graphData().links.filter(link => {
return selected !== link.source
})
quadStore.removeQuads(quadStore.getQuads(null, null, selected.id));
Graph.graphData().links = Graph.graphData().links.filter(link => {
return selected !== link.target
})
}
$('.canvas').attr('tabindex', '1')
$('.canvas').keydown(function(e) {
if ((e.keyCode === 8 || e.keyCode === 46) && selected.id !== undefined) {
if (selected.source !== undefined) {
deleteLink(selected);
} else {
deleteNode(selected);
}
$('#editor-sidebar').fadeOut(300);
selected = {}
}
})
var drawFeedback = function(moveX, moveY, X, Y) {
context.beginPath(); // Start a new path
context.moveTo(moveX, moveY); // Move the pen to (30, 50)
context.lineTo(X, Y); // Draw a line to (150, 100)
context.stroke(); // Render the path
}
var getMousePosition = function(event) {
var ctx = $('canvas')[0].getContext('2d');
var canvas = $('canvas')[0];
var rect = canvas.getBoundingClientRect();
var scaleX = canvas.width / rect.width;
var scaleY = canvas.height / rect.height;
var pos = {
x: (event.clientX - rect.left) * scaleX,
y: (event.clientY - rect.top) * scaleY
};
var imatrix = ctx.getTransform().invertSelf();
return {
x: pos.x * imatrix.a + imatrix.e,
y: pos.y * imatrix.d + imatrix.f
};
};
getNDistinctColorStrings = function(n) {
var {hueRange, saturationRange, lightnessRange} = colorRange;
var colors = [];
var hueRangeTotal = hueRange.max - hueRange.min + 1;
var saturationRangeTotal = saturationRange.max - saturationRange.min;
var lightnessRangeTotal = lightnessRange.max - lightnessRange.min;
var total = hueRangeTotal * saturationRangeTotal * lightnessRangeTotal;
var getColorString = function(num) {
var l = lightnessRange.min + num % lightnessRangeTotal;
num /= lightnessRangeTotal;
var s = saturationRange.min + num % saturationRangeTotal;
num /= saturationRangeTotal;
var h = hueRange.min + num % hueRangeTotal;
return `hsl(${Math.round(h)},${Math.round(s)}%,${Math.round(l)}%)`;
};
var colorDiff = total / n;
for (var i = 0; i < n; ++i) {
colors.push(getColorString(colorDiff * i));
}
return colors;
};
$('#dag').click(() => {
if (Graph.dagMode() !== 'radialout')
Graph.dagMode('radialout')
else {
Graph.dagMode('null')
}
search();
});
$('#darkMode').click(() => {
if (!darkMode)
darkTheme()
else {
lightTheme()
}
darkMode = !darkMode;
})
$('#linkLabels').click(() => {
console.log(linkLabels, linkArrowPosition)
if (linkLabels){
linkRenderer = drawLabeledLinks;
linkArrowPosition = 0.8;
console.log("Using drawLabeledLinks");
}
else {
linkRenderer = drawLinks;
linkArrowPosition = 0.5;
console.log("Using drawLinks");
}
Graph.linkCanvasObject(linkRenderer)
.linkDirectionalArrowRelPos(linkArrowPosition);
linkLabels = !linkLabels;
})
downloadFile = function() {
if(filename === undefined || filename.length == 0){
filename = 'brick_model.ttl'
}
filename = filename.split('/')[filename.split('/').length - 1];
write()
}
fetchURI = function() {
filename = $('#ttluri').val()
if (filename !== '') {
newGraph = false;
fetchRdf(filename, '', resetData = true);
} else {
newGraph = true;
createNew()
}
}
createNew= function() {
$('#modal').hide()
parse('');
}
emitter.on('fetching', (data) => {
if (data.status == 'start') {
$('#enterURL').hide();
$('#fetching').show();
console.log('fetching')
} else {
$('#fetching').hide();
console.log('fetching STOP')
parse(data.rdfString, data.format)
}
})
emitter.on('parsing', (data) => {
if (data.status == 'start') {
$('#parsing').show();
console.log('parsing')
} else {
console.log('parsing STOP')
$('#parsing').hide(duration = 10, complete = () => {
analyze(quadStore, 'rdf');
})