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vismapper.js
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vismapper.js
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/* global AFRAME */
if (typeof AFRAME === 'undefined') {
throw new Error('Component attempted to register before AFRAME was available.');
}
let MAX_SIZE_BAR = 10
/**
* A-Charts component for A-Frame.
*/
AFRAME.registerComponent('vismapper', {
schema: {
// Data
dataToShow: { type: 'string' },
// Geo and charts
width: { type: 'string' },
depth: { type: 'string' },
height: { type: 'string' },
radius: { type: 'string' },
// Only for charts
slice: { type: 'string' },
x_axis: { type: 'string' },
z_axis: { type: 'string' }
},
/**
* Set if component needs multiple instancing.
*/
multiple: false,
/**
* Called once when component is attached. Generally for initial setup.
*/
init: function () { },
/**
* Called when component is attached and when component data changes.
* Generally modifies the entity based on the data.
*/
update: function (oldData) {
let data = this.data;
let el = this.el;
/**
* Update geometry component
*/
if (data.dataToShow && data.dataToShow != oldData.dataToShow) {
let dataJSON = JSON.parse(data.dataToShow)
if (el.components.geometry) {
if (el.components.geometry.data.primitive === "box") {
el.setAttribute("geometry", "height", (dataJSON[data.height] / 100))
el.setAttribute("geometry", "width", dataJSON[data.width] || 2)
el.setAttribute("geometry", "depth", dataJSON[data.depth] || 2)
let oldPos = el.getAttribute("position")
el.setAttribute("position", { x: oldPos.x, y: dataJSON[data.height] / 200, z: oldPos.z })
} else if (el.components.geometry.data.primitive === "sphere") {
el.setAttribute("geometry", "radius", (dataJSON[data.radius] / 10000) || 2)
let oldPos = el.getAttribute("position")
el.setAttribute("position", { x: oldPos.x, y: dataJSON[data.height], z: oldPos.z })
}
} else if (el.components.geosimplebarchart) {
let list = generate2Dlist(data, dataJSON, "x_axis")
el.setAttribute("geosimplebarchart", "data", JSON.stringify(list))
} else if (el.components.geopiechart) {
let list = generate2Dlist(data, dataJSON, "slice")
el.setAttribute("geopiechart", "data", JSON.stringify(list))
} else if (el.components.geo3dbarchart) {
let list = generate3Dlist(data, dataJSON, "3dbars")
el.setAttribute("geo3dbarchart", "data", JSON.stringify(list))
} else if (el.components.geobubbleschart) {
let list = generate3Dlist(data, dataJSON, "bubbles")
el.setAttribute("geobubbleschart", "data", JSON.stringify(list))
} else if (el.components.geocodecitychart) {
let list = generateCodecityList(data, dataJSON)
el.setAttribute("geocodecitychart", "data", JSON.stringify(list))
}
}
},
/**
* Called when a component is removed (e.g., via removeAttribute).
* Generally undoes all modifications to the entity.
*/
remove: function () { },
/**
* Called on each scene tick.
*/
// tick: function (t) { },
/**
* Called when entity pauses.
* Use to stop or remove any dynamic or background behavior such as events.
*/
pause: function () { },
/**
* Called when entity resumes.
* Use to continue or add any dynamic or background behavior such as events.
*/
play: function () { },
})
let generate2Dlist = (data, dataToProcess, key_type) => {
let list = []
Object.values(dataToProcess).forEach(value => {
let item = {
"key": value[data[key_type]],
"size": value[data.height]
}
list.push(item)
});
return list
}
let generate3Dlist = (data, dataToProcess, chart_type) => {
let list = []
if (chart_type === "3dbars") {
Object.values(dataToProcess).forEach(value => {
let item = {
"key": value[data.x_axis],
"key2": value[data.z_axis],
"size": value[data.height]
}
list.push(item)
});
} else if (chart_type === "bubbles") {
Object.values(dataToProcess).forEach(value => {
let item = {
"key": value[data.x_axis],
"key2": value[data.z_axis],
"height": value[data.height],
"radius": value[data.radius]
}
list.push(item)
});
}
return list
}
let generateCodecityList = (data, dataToProcess) => {
let list = []
Object.values(dataToProcess).forEach(value => {
let item = {
"key": value[data.key],
"height": value[data.height],
"depth": value[data.depth],
"width": value[data.width],
"children": value.children,
"position": value.position
}
list.push(item)
});
return list
}
function normalize(val, min, max) { return (val - min) / (max - min); }