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aframe_scatterplot.js
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/**
* aframe_scatterplot script for AFRAME VR Data Visualisation Tool
* Copyright (C) 2019 Christian Garske
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/**
* @desc AFRAME component to listen for a touch on the screen as that emits the
* click function
*/
AFRAME.registerComponent('touch_screen', {
init: function () {
const scene_el = this.el.sceneEl;
const canvas_el = scene_el.canvas;
canvas_el.addEventListener('touchend', function () {
var cursor = document.getElementById('cursor');
// objects in focus of the cursor
inters_objects = cursor.components.raycaster.intersectedEls;
var i;
for (i = 0; i < inters_objects.length; i++) {
inters_objects[i].emit('click');
}
})
}
});
/**
* @desc AFRAME component that creates the octagonal room in the scene
*/
AFRAME.registerComponent('room', {
init: function () {
var scene = document.querySelector('a-scene');
var i,
w = 10,
h = 15;
for (i = 0; i < 8; i++) {
var wall = document.createElement('a-entity');
var alpha = i / 4 * Math.PI;
wall.setAttribute('id', 'wall' + i);
wall.setAttribute('geometry', {
primitive: 'plane',
height: h,
width: w
});
wall.setAttribute('material', 'color', '#f0f0f0');
wall.object3D.position.set(10 * Math.sin(alpha), 1, 10 * Math.cos(alpha));
wall.setAttribute('rotation', { x: 0, y: (i - 4) / 8 * 360, z: 0 });
if (!(i % 2)) {
wall.setAttribute('axis_buttons', '');
}else if (i==5){
var ctrl_b = button('',pos='0 0 0',size=[.5,1,.1],txt='switch',idx=i);
ctrl_b.appendChild(button_text('controls:','black',0.05,[0,.75]));
var text = button_text('gaze','black',0.05,[0,0.5]);
text.setAttribute('id','cur_control');
ctrl_b.appendChild(text);
ctrl_b.setAttribute('control_button','');
wall.appendChild(ctrl_b);
}
wall.setAttribute('value', i);
scene.appendChild(wall);
}
}
});
/**
* @desc AFRAME component that creates main buttons on a wall for the plot
*/
AFRAME.registerComponent('axis_buttons', {
init: function () {
var val = this.el.getAttribute('value');
// labels
var b_list = ['load', 'clear', 'help','inspect'];
// positions
var b_x = [0.2, 0.7, .45,.45].map(function (x) { return 10 * (x - .5) });
var b_y = [0.2, 0.2, .15,.25].map(function (x) { return 15 * (x - .5) });
for (j = 0; j < b_list.length; j++) {
var ax_button = button(name = '', pos = b_x[j] + ' ' + b_y[j] + ' 0', size = [.5, .75, .1], txt = b_list[j], idx = val);
ax_button.setAttribute('value', b_list[j]);
ax_button.setAttribute(b_list[j] + '_cursorlistener', '');
if(b_list[j]=='inspect'){
ax_button.object3D.visible=false;
}
this.el.appendChild(ax_button);
}
var scene = document.getElementById('scene')
var csv_data = scene.getAttribute('csv')
d3.csv(csv_data, type, function (error, data) {
window.value = data;
var wheel = document.createElement('a-entity');
var variables = d3.keys(d3.values(window.value)[0])
var exclude = scene.getAttribute('exclude').split(',');
var variables_filtered = variables.filter(function(value,index,arr){
return !exclude.includes(value);
})
wheel.setAttribute('value', variables_filtered);
wheel.setAttribute('id', 'wheel' + (val));
wheel.setAttribute('select_wheel', '');
wheel.object3D.position.set(-2.7, 0, 0);
var wall = document.getElementById('wall' + (val));
wall.appendChild(wheel);
});
}
});
/**
* @desc AFRAME component that switches between gaze control and touch screen click
*/
AFRAME.registerComponent('control_button',{
schema:{
control: {type:'string',default:'gaze'}
},
init:function(){
var control_type = this.data.control;
this.el.addEventListener('click',function(){
// var idx=this.parentNode.getAttribute('value');
scene = document.getElementById('scene');
cursor = document.getElementById('cursor');
current = document.getElementById('cur_control');
if (control_type=='gaze'){
control_type='touch';
scene.setAttribute('touch_screen','');
cursor.setAttribute('cursor','fuse:false');
current.setAttribute('value','trigger');
}else{
control_type='gaze';
scene.removeAttribute('touch_screen');
cursor.setAttribute('cursor','fuse:true');
current.setAttribute('value','gaze');
}
})
}
})
/**
* @desc AFRAME component that makes the axis buttons visible and creates the plot area
*/
AFRAME.registerComponent('load_cursorlistener', {
schema: {
loaded: { type: 'boolean', default: false },
loading: { type: 'boolean', default: false }
},
update: function () {
var loaded = this.data.loaded;
var loading = this.data.loading;
this.el.addEventListener('click', function () {
var val = this.parentNode.getAttribute('value')
var plotdata = window.value
if (!loading) {
if (!document.getElementById('origin' + val)) {
var origin = document.createElement('a-entity');
origin.setAttribute('id', 'origin' + val)
origin.setAttribute('position', (-1.5) + ' ' + (-2.5) + ' 0.05');
this.parentNode.appendChild(origin);
} else {
var origin = document.getElementById('origin' + val);
origin.object3D.visible = true
}
if (!loaded) {
loading=true;
var origin = d3.select('#origin' + val);
var selection = origin.selectAll('a-plane')
.data(plotdata);
create_spinner(val);
draw_data(origin, selection, plotdata, 10, val);
loaded = true;
axis_ticks('x', [0, 0], val, '', false);
axis_ticks('y', [0, 0], val, '', false);
axis_ticks('z', [0, 0], val, '', false);
}
var inspect_b = document.getElementById('inspect'+val);
if (!inspect_b.object3D.visible){
inspect_b.object3D.visible=true;
}
if (!document.getElementById('plotbox' + val)) {
var plotbox = document.createElement('a-box');
plotbox.setAttribute('id', 'plotbox' + val);
plotbox.object3D.position.set(2.5, 2.5, 0);
plotbox.setAttribute('geometry', {
height: 5,
width: 5,
depth: .1
});
plotbox.setAttribute('material', {
color: 'green',
opacity: .05,
transparent: true,
alphaTest: 0.001,
side: 'double'
});
plotbox.setAttribute('class', 'not-clickable');
plotbox.object3D.visible = false;
var origin = document.getElementById('origin' + val)
origin.appendChild(plotbox);
if (!origin.hasAttribute('line__x')) {
origin.setAttribute('line__x', 'start: 0 0 0; end: 5 0 0;color:gray');
}
if (!origin.hasAttribute('line__y')) {
origin.setAttribute('line__y', 'start: 0 0 0; end: 0 5 0;color:gray');
}
} else {
var plotbox = document.getElementById('plotbox' + val);
plotbox.object3D.visible = true;
}
}
});
}
});
/**
* @desc AFRAME component that moves the plot area to the center of the room (or back)
*/
AFRAME.registerComponent('inspect_cursorlistener',{
schema:{
clicked: {type:'bool',default:false},
centered: {type:'bool',default:false}
},
init:function(){
var cntrd = this.data.centered;
var clck = this.data.clicked;
this.el.addEventListener('click', function(){
var idx = this.parentNode.getAttribute('value');
var wall = document.getElementById('wall'+idx);
var origin = document.getElementById('origin'+idx);
if (!clck){
clck=true;
if(!cntrd){
var world_pos = wall.object3D.getWorldPosition();
var rot = wall.object3D.rotation.y;
origin.setAttribute('animation__pos','property:position;to:'+((-Math.round(Math.cos(rot))*world_pos.x)+(-Math.round(Math.sin(rot))*world_pos.z)-2.5)+' '+(world_pos.y-3.5)+' '+((-Math.round(Math.cos(rot))*world_pos.z)+(-Math.round(Math.sin(rot))*world_pos.x)-2.5)+';easing:linear;dur:500');
cntrd = true;
}else{
origin.setAttribute('animation__pos','property:position;to:'+(-1.5)+' '+(-2.5)+' '+(.05)+';easing:linear;dur:500');
cntrd=false;
}
setTimeout(function(){
origin.removeAttribute('animation__pos');
clck=false;
},600)
}
})
}
});
/**
* @desc AFRAME component that shows help messages for different buttons
*/
AFRAME.registerComponent('help_cursorlistener', {
schema: {
clicked: { type: 'boolean', default: false }
},
init: function () {
var on = this.data.clicked;
this.el.addEventListener('click', function () {
var idx = this.parentNode.getAttribute('value');
if (on) {
on = false;
var load_help = document.getElementById('load' + idx + 'help');
load_help.object3D.visible = false;
var wheel_help = document.getElementById('wheel' + idx + 'help');
wheel_help.object3D.visible = false;
var inspect_help = document.getElementById('inspect' + idx+ 'help');
inspect_help.object3D.visible = false;
var clear_help = document.getElementById('clear' + idx + 'help');
clear_help.object3D.visible = false;
var gt_help = document.getElementById('switch' + (+idx+1) + 'help');
gt_help.object3D.visible = false;
var h_help = document.getElementById('help' + idx + 'help');
h_help.object3D.visible = false;
} else {
on = true;
if (!document.getElementById('load' + idx + 'help')) {
var load_b = document.getElementById('load' + idx);
var b = help_text(load_b, loc = [-1, .5]);
b.setAttribute('value', 'Click to load the data and\n show the plot area!');
} else {
var load_help = document.getElementById('load' + idx + 'help');
load_help.object3D.visible = true;
}
if (!document.getElementById('wheel' + idx + 'help')) {
var wheel_b = document.getElementById('wheel' + idx);
var b = help_text(wheel_b, loc = [-1.25, -2]);
b.setAttribute('value', 'Choose variable on the wheel, \n choose axis and click the plot triangle!');
} else {
var wheel_help = document.getElementById('wheel' + idx + 'help');
wheel_help.object3D.visible = true;
}
if (!document.getElementById('inspect' + idx + 'help')) {
var inspect_b = document.getElementById('inspect' + idx);
var b = help_text(inspect_b, loc = [-1, .5]);
b.setAttribute('value', 'Click to move the plot area\n to the center of the room!');
} else {
var inspect_help = document.getElementById('inspect' + idx + 'help');
inspect_help.object3D.visible = true;
}
if (!document.getElementById('clear' + idx + 'help')) {
var clear_b = document.getElementById('clear' + idx);
var b = help_text(clear_b, loc = [-1, .5]);
b.setAttribute('value', 'Click to clear the plot data!');
} else {
var clear_help = document.getElementById('clear' + idx + 'help');
clear_help.object3D.visible = true;
}
if (!document.getElementById('switch' + (+idx+1) + 'help')) {
var gt_b = document.getElementById('switch' + (+idx+1));
var b = help_text(gt_b, loc = [-1, -.5]);
b.setAttribute('value', 'Click to switch between gaze\ncontrol and touch click control!');
} else {
var gt_help = document.getElementById('switch' + (+idx+1) + 'help');
gt_help.object3D.visible = true;
}
if (!document.getElementById('help' + idx + 'help')) {
var h_b = document.getElementById('help' + idx);
var b = help_text(h_b, loc = [0, -.5]);
b.setAttribute('align','center');
b.setAttribute('value', 'Click on the floor to teleport to the highlighted tile!');
} else {
var h_help = document.getElementById('help' + idx + 'help');
h_help.object3D.visible = true;
}
}
})
}
});
/**
* @desc AFRAME component that hides the buttons and the plot area on a click
*/
AFRAME.registerComponent('clear_cursorlistener', {
init: function () {
this.el.addEventListener('click', function () {
var val = this.parentNode.getAttribute('value')
if (document.getElementById('origin' + val)) {
var origin = document.getElementById('origin' + val);
origin.childNodes.forEach(
function(n){
var node_class = n.getAttribute('class');
switch(node_class){
case 'datapoint':
case 'axis':
n.object3D.position.set(0,0,0);
n.setAttribute('visible','false');
}
}
)
if (document.getElementById('plotbox' + val)) {
var plot = document.getElementById('plotbox' + val);
plot.setAttribute('animation__depth', 'property: geometry.depth;to: .1;dur:1500;easing:linear');
plot.setAttribute('animation__pos', 'property: position;to: 2.5 2.5 0;dur:1500;easing:linear');
var ax = ['x','y','z'];
var i,j,k,l;
for (l=0;l<4;l++){
for (i=0;i<3;i++){
for (j=0;j<3;j++){
if(ax[i]!=ax[j]&&(ax[i]=='z' || ax[j]=='z')){
origin.setAttribute('line__'+ax[i]+ax[j]+l,'visible:false');
for (k=0;k<2;k++){
if(ax[k]!=ax[i]&&ax[k]!=ax[j]){
origin.setAttribute('line__'+ax[i]+ax[j]+ax[k]+l,'visible:false');
}
}
}
}
}}
origin.setAttribute('line__z','visible:false');
}
}
});
}
});
/**
* @desc AFRAME component for a wheel based selection tool
*/
AFRAME.registerComponent('select_wheel', {
init: function () {
var val = this.el.parentNode.getAttribute('value');
// labels
var button_labels = this.el.getAttribute('value').split(',');
var axis_labels = ['x', 'y', 'z'];
var g = ['grey', 'darkgrey', 'lightgrey'];
// button up
var tr_up = document.createElement('a-triangle');
tr_up.object3D.position.set(-.75, 1.5, 0.05);
tr_up.setAttribute('color', 'grey');
tr_up.setAttribute('scale', '.5 .5');
tr_up.setAttribute('class', 'clickable');
tr_up.setAttribute('value', 'up');
tr_up.setAttribute('wheel_arrow_listener', 'direction:up');
this.el.appendChild(tr_up);
// button spin down
var tr_down = document.createElement('a-triangle');
tr_down.object3D.position.set(-.75, -1.5, 0.05);
tr_down.object3D.rotation.set(0, 0, Math.PI);
tr_down.setAttribute('scale', '.5 .5');
tr_down.setAttribute('color', 'grey');
tr_down.setAttribute('class', 'clickable');
tr_down.setAttribute('value', 'down');
tr_down.setAttribute('wheel_arrow_listener', 'direction:down');
this.el.appendChild(tr_down);
// button to select and plot
var tr_select = document.createElement('a-triangle');
tr_select.setAttribute('id', 'sel_tri' + val);
tr_select.object3D.position.set(.6, 0, 0.05);
tr_select.object3D.rotation.set(0, 0, -Math.PI / 2);
tr_select.setAttribute('scale', '1 .5');
tr_select.setAttribute('color', 'grey');
tr_select.setAttribute('class', 'clickable');
tr_select.setAttribute('axis', 'x');
tr_select.setAttribute('variable', button_labels[2]);
tr_select.setAttribute('wheel_select_listener', '');
var sel_text = button_text('plot', c = 'black', d = '0.05', offset = [0, -.1]);
sel_text.object3D.rotation.set(0, 0, Math.PI / 2);
sel_text.setAttribute('scale', '1.5 .75');
sel_text.setAttribute('align', 'center');
tr_select.appendChild(sel_text);
this.el.appendChild(tr_select);
// creates the wheel entries
var buttons = document.createElement('a-entity');
buttons.object3D.position.set(-.75, 0, 0);
buttons.setAttribute('id', this.el.getAttribute('id') + 'buttons');
for (j = 0; j < button_labels.length; j++) {
var wheel_button = button(name = '', pos = '0 ' + ((j - 2) * 0.5) + ' 0', size = [.5, .75, .1], txt = button_labels[j], idx = val);
if (j > 4) {
wheel_button.object3D.visible = false;
} else {
wheel_button.setAttribute('material', 'color:' + g[Math.abs(j - 2)]);
wheel_button.setAttribute('scale', (1 - Math.abs(j - 2) / 10) + ' 1 '+(1 - Math.abs(j - 2) / 10));
}
wheel_button.removeAttribute('class');
wheel_button.setAttribute('id', j);
wheel_button.setAttribute('value', j);
buttons.appendChild(wheel_button);
}
var wheel_select_box = document.createElement('a-box');
wheel_select_box.setAttribute('material','color:red');
wheel_select_box.setAttribute('geometry',{
height:.55,
width:.8,
depth:.095});
wheel_select_box.setAttribute('id','wheel_frame'+val);
wheel_select_box.object3D.position.set(-.75,0,0);
this.el.appendChild(wheel_select_box);
this.el.appendChild(buttons);
// creates axis buttons
var axes = document.createElement('a-entity');
axes.object3D.position.set(0, 0, 0);
axes.setAttribute('id', this.el.getAttribute('id') + 'axes');
for (j = 0; j < axis_labels.length; j++) {
var axis_button = button(name = '', pos = '0 ' + ((j - 1) * 0.55) + ' 0', size = [.5, .5, .1], txt = axis_labels[j], idx = val);
axis_button.setAttribute('id', axis_labels[j] + val);
axis_button.setAttribute('value', axis_labels[j] + val);
axis_button.setAttribute('wheel_axis_listener', '');
axes.appendChild(axis_button);
}
var axis_select_box = document.createElement('a-box');
axis_select_box.setAttribute('material','color:red');
axis_select_box.setAttribute('geometry',{height:.55,width:.55,depth:.08});
axis_select_box.setAttribute('id','axis_frame'+val);
axis_select_box.object3D.position.set(0,-.55,0);
this.el.appendChild(axis_select_box);
this.el.appendChild(axes);
}
})
/**
* @desc AFRAME component: Listener for direction arrows to spin the wheel
*/
AFRAME.registerComponent('wheel_arrow_listener', {
schema: {
direction: { type: 'string', default: 'up' },
clicked: { type: 'bool', default: false }
},
init: function () {
var dir = this.data.direction;
var clicked = this.data.clicked;
this.el.addEventListener('click', function () {
if (!clicked) {
clicked = true;
var buttons = document.getElementById(this.parentNode.getAttribute('id') + 'buttons').childNodes;
var val = this.parentNode.parentNode.getAttribute('value');
var select_box = document.getElementById('wheel_frame'+val);
var button_labels = this.parentNode.getAttribute('value').split(',');
var i;
var g = ['grey', 'darkgrey', 'lightgrey'];
select_box.object3D.visible=false;
for (i = 0; i < buttons.length; i++) {
var pos = buttons[i].object3D.position;
if (dir == 'down' && +buttons[i].getAttribute('id') < 5) {
clicked == true;
if (buttons[i].getAttribute('id') == 4) {
buttons[i].setAttribute('animation__scl', 'property:scale;to: 0.1 0.1 0.1;easing:linear;dur:500');
var j = buttons[i].getAttribute('value') - 5;
if (j < 0) { j = button_labels.length + j };
buttons[j].object3D.visible = true;
buttons[j].object3D.position.set(0, -1.5, 0)
buttons[j].setAttribute('material', 'color:' + g[2]);
buttons[j].setAttribute('animation__pos', 'property:position;to: 0 -1 0;easing:linear;dur:500');
buttons[j].setAttribute('animation__scl', 'property:scale;from: 0 0 0;to: .8 1 .8;easing:linear;dur:500');
buttons[j].setAttribute('id', -1);
setTimeout(function (b_ex, b_en) {
b_ex.removeAttribute('animation__scl');
b_en.removeAttribute('animation__pos');
b_en.removeAttribute('animation__scl');
}, 550, buttons[i], buttons[j])
}
else {
buttons[i].setAttribute('animation__pos', 'property:position;to: 0 ' + (pos.y + 0.5) + ' 0;easing:linear;dur:500');
buttons[i].setAttribute('animation__scl', 'property:scale;to: ' + (1 - Math.abs(buttons[i].getAttribute('id') - 1) / 10) + ' 1 '+(1 - Math.abs(buttons[i].getAttribute('id') - 1) / 10)+';easing:linear;dur:500');
buttons[i].setAttribute('animation__col', 'property: components.material.material.color;type:color;to:' + g[Math.abs(buttons[i].getAttribute('id') - 1)] + ';easing:linear;dur:500');
setTimeout(function (b_cur) {
b_cur.removeAttribute('animation__pos');
b_cur.removeAttribute('animation__scl');
b_cur.removeAttribute('animation__col');
}, 550, buttons[i])
}
} else if (dir == 'up' && +buttons[i].getAttribute('id') < 5) {
clicked == true;
if (buttons[i].getAttribute('id') == 0) {
buttons[i].setAttribute('animation__scl', 'property:scale;to: 0 0 0;easing:linear;dur:500');
var j = +buttons[i].getAttribute('value') + 5;
if (j >= buttons.length) { j = j - (buttons.length); };
buttons[j].object3D.visible = true;
buttons[j].object3D.position.set(0, 1.5, 0)
buttons[j].setAttribute('material', 'color:' + g[2]);
buttons[j].setAttribute('animation__pos', 'property:position;to: 0 1 0;easing:linear;dur:500');
buttons[j].setAttribute('animation__scl', 'property:scale;from: 0 0 0;to: .8 1 .8;easing:linear;dur:500');
buttons[j].setAttribute('id', 5);
setTimeout(function (b_ex, b_en) {
b_ex.removeAttribute('animation__scl');
b_en.removeAttribute('animation__pos');
b_en.removeAttribute('animation__scl');
}, 550, buttons[i], buttons[j])
} else {
buttons[i].setAttribute('animation__pos', 'property:position;to: 0 ' + (pos.y - 0.5) + ' 0;easing:linear;dur:500');
buttons[i].setAttribute('animation__scl', 'property:scale;to: ' + (1 - Math.abs(buttons[i].getAttribute('id') - 3) / 10) + ' 1 '+(1 - Math.abs(buttons[i].getAttribute('id') - 3) / 10)+';easing:linear;dur:500');
buttons[i].setAttribute('animation__col', 'property: components.material.material.color;type:color;to:' + g[Math.abs(buttons[i].getAttribute('id') - 3)] + ';easing:linear;dur:500');
setTimeout(function (b_cur) {
b_cur.removeAttribute('animation__pos');
b_cur.removeAttribute('animation__scl');
b_cur.removeAttribute('animation__col');
}, 550, buttons[i])
}
}
}
for (i = 0; i < buttons.length; i++) {
if (dir == 'down') {
buttons[i].setAttribute('id', ((+buttons[i].getAttribute('id') + 1)));
} else {
if (buttons[i].getAttribute('id') == 0) {
buttons[i].setAttribute('id', buttons.length - 1);
} else {
buttons[i].setAttribute('id', ((+buttons[i].getAttribute('id') - 1)));
}
}
if (buttons[i].getAttribute('id') == 2) {
var sel = document.getElementById('sel_tri' + val);
sel.setAttribute('variable', button_labels[i]);
}
}
setTimeout(function () {
clicked = false;
select_box.object3D.visible=true;
}, 600)
}
})
}
});
/**
* @desc AFRAME component: Listener for the axis buttons that turn the respective axis active
*/
AFRAME.registerComponent('wheel_axis_listener', {
init: function () {
this.el.addEventListener('click', function () {
var val = this.parentNode.parentNode.parentNode.getAttribute('value');
var selector = document.getElementById('sel_tri' + val);
// var cur_ax = selector.getAttribute('axis');
// var cur_ax_button = document.getElementById(cur_ax+val);
// cur_ax_button.setAttribute('material','color:grey');
// this.setAttribute('material','color:green');
selector.setAttribute('axis', this.getAttribute('id')[0]);
var select_box = document.getElementById('axis_frame'+val);
select_box.object3D.position.set(0,this.object3D.position.y,0);
})
}
});
/**
* @desc AFRAME component Listener for the plot button which plots the selected variable on the selected axis.
*/
AFRAME.registerComponent('wheel_select_listener', {
schema: {
clicked: { type: 'bool', default: false }
},
init: function () {
this.el.addEventListener('click', function () {
var plotdata = window.value,
idx = this.parentNode.parentNode.getAttribute('value'),
plot_ID = document.getElementById('plotbox' + idx),
geo = plot_ID.getAttribute('geometry'),
key = this.getAttribute('variable'),
axis = this.getAttribute('axis');
range = [];
if (!document.getElementById('origin' + idx)) {
var origin = d3.select(plot_ID).append('a-entity')
.attr('id', 'origin' + idx)
.attr('position', (-geo.width / 2) + ' ' + (-geo.height / 2) + ' 0');
} else {
var origin = d3.select('#origin' + idx);
}
switch (axis) {
case 'x':
range = [0, geo.width];
break;
case 'y':
range = [0, geo.height];
break;
case 'z':
range = [0, 5];
grid('x', 'z', idx, geo.width, '');
grid('z', 'x', idx, geo.width, '');
grid('z', 'y', idx, geo.width, '');
grid('y', 'z', idx, geo.width, '');
grid('x', 'z', idx, geo.width, 'y');
grid('z', 'x', idx, geo.width, 'y');
grid('z', 'y', idx, geo.width, 'x');
grid('y', 'z', idx, geo.width, 'x');
plot_ID.setAttribute('animation__depth', 'property: geometry.depth;to: 5;dur:1500;easing:linear');
plot_ID.setAttribute('animation__pos', 'property: position;to:2.5 2.5 2.5;dur:1500;easing:linear');
var line_to = '0 0 5';
origin.attr('line__' + axis, 'start: 0 0 0; end: ' + line_to + ';color:gray');
}
var extent = d3.extent(plotdata, function (d) { return +d[key]; });
axis_ticks(axis, extent, idx, key);
var scale = d3.scaleLinear()
.domain(extent)
.range(range);
var selection = origin.selectAll('a-plane')
.data(plotdata);
if (axis == 'z') {
var color_scale = d3.scaleSequential()
.domain(extent)
.interpolator(d3.interpolateInferno);
selection.attr('color', function (d) { return color_scale(d[key]); });
}
selection.attr('visible', 'true');
selection.attr('animation',null);
selection.attr('animation', function (d) {
var pos = '0 0 0';
switch (axis) {
case 'x':
pos = scale(d[key]) + ' ' + d3.select(this).attr('position').y + ' ' + d3.select(this).attr('position').z;
break;
case 'y':
pos = d3.select(this).attr('position').x + ' ' + scale(d[key]) + ' ' + d3.select(this).attr('position').z;
break;
case 'z':
pos = d3.select(this).attr('position').x + ' ' + d3.select(this).attr('position').y + ' ' + scale(d[key]);
}
return 'property: position; to: ' + pos + ';dur:1500;easing:linear';
});
setTimeout(function () {
clicked = true
// selection.attr('animation',null);
}, 1500);
}
);
}
});
/**
* @desc AFRAME component that creates interactible tiles that the user can teleport to on a click
*/
AFRAME.registerComponent('teleport_tiles', {
init: function () {
var m, n;
var n_tiles = 10;
for (m = 0; m < n_tiles; m++) {
for (n = 0; n < n_tiles; n++) {
var tile = document.createElement('a-entity');
tile.setAttribute('geometry', {
primitive: 'plane',
height: 2, width: 2
});
tile.object3D.position.set((2 * m - 9), (2 * n - 9), 0.01);
tile.setAttribute('material', 'opacity', 0.2);
tile.setAttribute('class', 'clickable');
if (Math.sqrt((2 * m - 9) ** 2 + (2 * n - 9) ** 2) < 8.5) {
tile.setAttribute('line__l', 'start:-1 -1 0; end:1 -1 0;color:black;visible:false');
tile.setAttribute('line__t', 'start:1 -1 0; end:1 1 0;color:black;visible:false');
tile.setAttribute('line__r', 'start:1 1 0; end:-1 1 0;color:black;visible:false');
tile.setAttribute('line__b', 'start:-1 1 0; end:-1 -1 0;color:black;visible:false');
tile.addEventListener('mouseenter', function () {
this.setAttribute('line__l', 'visible:true');
this.setAttribute('line__t', 'visible:true');
this.setAttribute('line__b', 'visible:true');
this.setAttribute('line__r', 'visible:true');
});
tile.addEventListener('mouseleave', function () {
this.setAttribute('line__l', 'visible:false');
this.setAttribute('line__t', 'visible:false');
this.setAttribute('line__b', 'visible:false');
this.setAttribute('line__r', 'visible:false');
});
tile.addEventListener('click', function () {
var cam = document.getElementById('rig');
cam.object3D.position.set(this.object3D.position.x, 0, -this.object3D.position.y);
});
}
var floor = document.getElementById('floor');
floor.appendChild(tile);
};
};
}
});
/**
* creates a help text for the specified button
* @param {object} node - button for which the help text is to be displayed
* @param {array} loc - location of the text relative to the button
*/
function help_text(node, loc = [0, 0]) {
var text = document.createElement('a-text');
text.setAttribute('id', node.getAttribute('id') + 'help');
text.setAttribute('width', '5');
text.setAttribute('wrapCount', '20')
text.setAttribute('color', 'red');
text.setAttribute('align', 'left');
text.object3D.position.set(loc[0], loc[1], 0.05);
node.appendChild(text);
return text;
};
/**
* @desc casts input to a number
* @param {string} d - the string to be cast into a number
* @return the cast number
*/
function type(d) {
d.value = +d.value;
return d;
};
/**
* @desc creates the button label
* @param {string} text - the string to be cast into a number
* @param {string} c - the color of the label
* @param {float} d - distance of the label to the button
* @return an a-text entity
*/
function button_text(text, c = 'black', d = .05, offset = [0, 0]) {
var button_text = document.createElement('a-text');
button_text.setAttribute('value', text);
button_text.setAttribute('width', '5');
button_text.setAttribute('color', c);
button_text.setAttribute('align', 'center');
button_text.object3D.position.set(offset[0], offset[1], d);
// button_text.setAttribute('zOffset',d);
button_text.setAttribute('depthTest', false);
return button_text;
};
/**
* @desc creates a clickable button
* @param {string} name - name for the id
* @param {string} pos - position relative to parent node
* @param {array} size - dimensions of the button
* @param {string} txt - text for the button label
* @param {string} idx - index of the wall
* @param {string} array c - colors for the button [0] and the text [1]
* @return a clickable a-box entity with an a-text label
*/
function button(name = '', pos = '0 0 0', size = [.5, .5, .3], txt = '', idx = '', c = ['grey', 'black']) {
var new_button = document.createElement('a-entity');
new_button.setAttribute('id', name + txt + idx);
new_button.setAttribute('geometry', {
primitive: 'box',
height: size[0],
width: size[1],
depth: size[2]
});
new_button.setAttribute('material', 'color', c[0]);
new_button.setAttribute('position', pos);
new_button.setAttribute('class', 'clickable');
new_button.setAttribute('onclick', 'event.stopPropagation()');
new_button.appendChild(button_text(txt, c[1]), (size[2] / 2 + 0.05));
return new_button;
};
/**
* @desc creates the movement of the data variable buttons
* @param {object} d - the data entry
* @param {array} shft - shifted position relative to the axis parent button
* @param {string} ax - axis label of the parent button
* @param {string} c - color of the button
* @return a clickable button with the data_cursorlistener
*/
function data_buttons(d, shft = [0, 0], ax = 'x', c = 'grey') {
switch (ax) {
case 'x':
break;
case 'y':
shft = [-shft[1], -shft[0]];
break;
case 'z':
shft = [shft[0], -shft[1]];
};
var new_data_b = button(ax, pos = '0 0 0', size = [.5, .75, .08], txt = d.key);
new_data_b.setAttribute('animation', 'property:position;to: ' + shft[0] + ' ' + shft[1] + ' 0;dur:1500;easing:linear');
new_data_b.setAttribute('data_cursorlistener', 'axis: ' + ax);
new_data_b.setAttribute('value', d.key);
new_data_b.removeAttribute('class');
new_data_b.setAttribute('class', 'data_click');
return new_data_b;
};
/**
* @desc creates a rough grid for orientation
* @param {string} ax1 - axis along which the grid is supposed to run
* @param {string} ax2 - second axis along which the grid is supposed to run
* @param {string} idx - index of the plot area
* @param {struct} geo - geometry of the plot area
* @param {string} oppAx - third axis
*/
function grid(ax1 = 'x', ax2 = 'y', idx = '', dim, oppAx = '') {
var origin = document.getElementById('origin' + idx);
var pos_start = { x: 0, y: 0, z: 0 };
var pos_end = { x: 0, y: 0, z: 0 };
var q = [.25, .5, .75, 1];
var i;
for (i = 0; i < 4; i++) {
if (origin.hasAttribute('line__' + ax1 + ax2 + oppAx + i)){
origin.setAttribute('line__' + ax1 + ax2 + oppAx + i,'visible:true');
}else{
pos_start[ax1] = q[i] * dim;
pos_end[ax1] = q[i] * dim;
pos_end[ax2] = dim;
if (oppAx != '') {
pos_start[oppAx] = dim;
pos_end[oppAx] = dim;
}
origin.setAttribute('line__' + ax1 + ax2 + oppAx + i, 'start: ' + pos_start.x + ' ' + pos_start.y + ' ' + pos_start.z + '; end: ' + pos_end.x + ' ' + pos_end.y + ' ' + pos_end.z + ';color:lightgray');
}
}
};
/**
* @desc creates labels on the axis
* @param {string} ax - axis which should be labeled
* @param {array} range - range of the data
* @param {int} idx - index of the plot area
* @param {struct} geo - geometry of the plot area
* @param {string} key - name of the variable on axis
*/
function axis_ticks(ax = 'x', range, idx, key, vis = true) {
var orig = document.getElementById('origin' + idx);
var pos = { x: 0, y: 0, z: 0 };
var frac = [0, .25, .5, .75, 1];
var i;
if (!document.getElementById(ax + 'axis' + idx)) {
var axis = document.createElement('a-entity');
axis.setAttribute('id', ax + 'axis' + idx);
axis.setAttribute('class','axis');
} else {
var axis = document.getElementById(ax + 'axis' + idx);
axis.setAttribute('visible',vis);
}
for (i = 0; i < 5; i++) {
var pos = { x: 0, y: 0, z: 0 };
if (!document.getElementById('tick' + idx + ax + i)) {
var text = document.createElement('a-text');
text.setAttribute('id', 'tick' + idx + ax + i);
text.setAttribute('color', 'black');
text.setAttribute('align', 'left');
text.setAttribute('material', 'alphaTest:0.05')
text.setAttribute('class','axis');
text.setAttribute('look-at', '[camera]');
pos[ax] = pos[ax] + 5 * frac[i];
switch (ax) {
case 'x':
pos.y = pos.y - .1;
text.object3D.position.set(pos.x, pos.y, pos.z);
break;
case 'y':
pos.x = pos.x - .1;
text.setAttribute('align', 'right');
text.setAttribute('baseline', 'bottom');
text.object3D.position.set(pos.x, pos.y, pos.z);
break;
case 'z':
pos.y = pos.y - .1;
pos.x = pos.x - .1;
text.setAttribute('align', 'right')
text.object3D.rotation.set(0, 0, Math.PI / 4);
}
} else {
text = document.getElementById('tick' + idx + ax + i)
}
if (ax == 'z' && vis) {
pos[ax] = pos[ax] + 5 * frac[i];
text.setAttribute('animation__pos', 'property:position;to: 0 0 ' + pos.z + ';easing:linear;dur:1500');
}
text.setAttribute('value', numeral(range[0] + (range[1] - range[0]) * frac[i]).format('0, 0.0'));
text.setAttribute('scale', '.75 .75');
text.setAttribute('visible',vis);
if (!document.getElementById('tick' + idx + ax + i)) {
axis.appendChild(text);
}
}
if (!document.getElementById('label' + ax + idx)) {
var text = document.createElement('a-text');
text.setAttribute('id', 'label' + ax + idx);
text.setAttribute('color', 'black');
// text.setAttribute('look-at','[camera]')
switch (ax) {
case 'x':
text.setAttribute('align', 'left');
pos = { x: .3, y: -.3, z: 0 };
break;
case 'y':
text.setAttribute('align', 'left');
pos = { x: -.1, y: .3, z: 0 };
text.object3D.rotation.set(0, 0, Math.PI / 2);
break;
case 'z':
text.setAttribute('align', 'right');
text.object3D.rotation.set(0, 0, Math.PI / 4);
pos = { x: -.4, y: -.3, z: 0 };
}
text.object3D.position.set(pos.x, pos.y, pos.z);
} else {
text = document.getElementById('label' + ax + idx)
}
if (ax == 'z' && vis) {
text.setAttribute('animation__pos', 'property:position;to: -.4 -.3 5;easing:linear;dur:1500')
var xaxis = document.getElementById('xaxis' + idx);
if (xaxis.hasAttribute('animation__pos')){
xaxis.removeAttribute('animation__pos');
}
xaxis.setAttribute('animation__pos', 'property:position;to: 0 0 5;easing:linear;dur:1500')
var yaxis = document.getElementById('yaxis' + idx);
if (yaxis.hasAttribute('animation__pos')){
yaxis.removeAttribute('animation__pos');
}
yaxis.setAttribute('animation__pos', 'property:position;to: 0 0 5;easing:linear;dur:1500')
}
text.setAttribute('value', key);
text.setAttribute('scale', '.75 .75');
text.setAttribute('visible',vis);
if (!document.getElementById('label' + ax + idx)) {
axis.appendChild(text);
}
if (!document.getElementById(ax + 'axis' + idx)) {
orig.appendChild(axis);
}
};
/**
* @desc creates a circular progress indicator
* @param {int} idx - wall which the progress indicator should be displayed on
*/
function create_spinner(idx) {
var orig = document.getElementById('origin' + idx);
var spinner = document.createElement('a-circle');
spinner.object3D.position.set(2.5, 2.5, 0.1);
spinner.object3D.rotation.set(0, Math.PI, 0);
spinner.setAttribute('geometry', 'thetaStart:90');
spinner.setAttribute('geometry', 'thetaLength:1');
spinner.setAttribute('material', 'color:darkgrey');
spinner.setAttribute('material', 'side:back');
spinner.setAttribute('id', 'progbar' + idx);
var text = document.createElement('a-text');
text.setAttribute('value','Loading data');
text.setAttribute('color','black');
text.setAttribute('align','center')
text.object3D.position.set(0,1.2,-.1);
text.object3D.rotation.set(0,Math.PI,0);
spinner.appendChild(text);
orig.append(spinner);
}
/**
* creates the datapoints batchwise
* @param {object} origin
* @param {d3 object} selection
* @param {object} plotdata
* @param {int} batch_size
* @param {int} idx
*/
function draw_data(origin, selection, plotdata, batch_size, idx) {
function draw_batch(batch_number, idx) {
return function () {
var start_idx = batch_number * batch_size,
stop_idx = Math.min(plotdata.length, start_idx + batch_size),
enter_sel = d3.selectAll(selection.enter()._groups[0].slice(start_idx, stop_idx));
var progress = document.getElementById('progbar' + idx);
progress.setAttribute('geometry', 'thetaLength:' + ((start_idx+1) / plotdata.length * 360));
enter_sel.each(function (d, i) {
var new_element = origin.append('a-plane');
enter_sel[i] = new_element;
new_element.__data__ = this.__data__;
new_element._groups[0][0].setAttribute('geometry', 'height:.1;width:.1');
new_element._groups[0][0].setAttribute('material', 'src:#circle');
new_element._groups[0][0].setAttribute('material', 'alphaTest:0.5');