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data.js
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data.js
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// Simple JS file for figures.html
// We need the A-frame library
import aframe from 'aframe';
import data from './data.json';
AFRAME.registerComponent('datapoint', {
schema: {
position: {type: 'vec3', default: {x:0, y:0, z:0}},
color: {type: 'string', default: 'red'},
size: {type: 'number', default: 1},
},
update: function () {
var self = this;
self.sphere = document.createElement('a-sphere');
self.sphere.setAttribute('position', self.data.position);
self.sphere.setAttribute('color', self.data.color);
self.sphere.setAttribute('radius', self.data.size);
this.el.appendChild(self.sphere);
self.sphere.addEventListener('mouseenter', function () {
self.sphere.setAttribute('scale', {x: 1.3, y: 1.3, z: 1.3});
});
self.sphere.addEventListener('mouseleave', function () {
self.sphere.setAttribute('scale', {x: 1, y: 1, z: 1});
});
}
});
AFRAME.registerComponent('axis-line', {
schema: {
axis: {type: 'string', default: 'x'},
position: {type: 'vec3', default: {x:0, y:0, z:0}},
color: {type: 'string', default: 'red'}
},
multiple: true,
update: function () {
var el = this.el
const data = this.data;
const pos = data.position
var axis = data.axis;
if (axis == 'x') {
var ticks_axis = 'y';
} else if (axis == 'y') {
var ticks_axis = 'z';
} else {
var ticks_axis = 'x';
};
var line_end = {x: pos.x, y: pos.y, z: pos.z}
line_end[axis] = pos[axis] + 10;
var tick_start = {x: pos.x, y: pos.y, z: pos.z}
tick_start[ticks_axis] = pos[ticks_axis]-0.2;
var tick_end = {x: pos.x, y: pos.y, z: pos.z}
tick_end[ticks_axis] = pos[ticks_axis]+0.2;
el.setAttribute('line', {'start': {x: pos.x, y: pos.y, z: pos.z},
'end': line_end,
'color': data.color});
for (var tick = 1; tick < 10; tick++) {
tick_start[axis] = pos[axis]+tick;
tick_end[axis] = pos[axis]+tick;
el.setAttribute('line__' + tick, {'start': tick_start,
'end': tick_end,
'color': this.data.color});
};
// this.el.appendChild(entity);
}
});
AFRAME.registerComponent('axis', {
schema: {
position: {type: 'vec3', default: {x:0, y:0, z:0}},
color: {type: 'string', default: 'red'}
},
update: function () {
const data = this.data;
for (let axis of ['x', `y`, `z`]) {
var axis_line = document.createElement('a-entity');
axis_line.setAttribute('axis-line',
{'axis': axis,
'color': data.color,
'position': data.position
});
this.el.appendChild(axis_line);
};
}
});
AFRAME.registerComponent('plot', {
schema: {
position: {type: 'vec3', default: {x:0, y:0, z:0}},
color: {type: 'string', default: 'red'},
size: {type: 'number', default: 1},
datapoints: {type: 'asset'}
},
init: function () {
var self = this;
this.loader = new THREE.FileLoader();
},
update: function (oldData) {
var self = this;
const data = this.data;
// Nothing changed
if (AFRAME.utils.deepEqual(oldData, data)) {
return;
}
if (data.datapoints && data.datapoints !== oldData.datapoints) {
this.loader.load(data.datapoints, this.onDataLoaded.bind(this));
}
},
onDataLoaded: function (file) {
var self = this;
const data = this.data;
const pos = data.position;
var entity = document.createElement('a-entity');
entity.setAttribute('axis', {'color': data.color,
'position': data.position});
this.el.appendChild(entity);
var datapoints = JSON.parse(file);
for (let point of datapoints) {
entity = document.createElement('a-entity');
entity.setAttribute('datapoint', {
'color': point['color'],
'size': point['size'],
'position': {x: pos.x + point['x'],
y: pos.y + point['y'],
z: pos.z + point['z']}
});
this.el.appendChild(entity);
};
}
});
document.addEventListener("DOMContentLoaded", function(event) {
console.log("DOM fully loaded and parsed");
var scene = document.querySelector('a-scene');
var entity = document.createElement('a-entity');
entity.setAttribute('plot', {
'color': 'blue',
'size': 1,
'position': {x: 0, y: 0, z: 0},
'datapoints': 'data.json'
});
scene.appendChild(entity);
});