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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| (function (global, factory) { | ||
| typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : | ||
| typeof define === 'function' && define.amd ? define(['exports'], factory) : | ||
| (factory((global.d3_mesh = global.d3_mesh || {}))); | ||
| }(this, function (exports) { 'use strict'; | ||
|
|
||
| function Cell(nodes, data) { | ||
| for (var i in nodes) { | ||
| var n = nodes[i]; | ||
| if (n != undefined && n != null) { | ||
| this['d' + i] = n; | ||
| } | ||
| } | ||
| this['data'] = data; | ||
| } | ||
|
|
||
| Cell.prototype = { | ||
| constructor: Cell | ||
| }; | ||
|
|
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| function dimension(nodes, divs) { | ||
| var dimension = {}, | ||
| domain = [0, 1]; | ||
|
|
||
| dimension.nodes = nodes; | ||
| if (Array.isArray(nodes)) { | ||
| dimension.divs = nodes.length - 1; | ||
| } else if (typeof nodes == "function" && divs != undefined) { | ||
| dimension.divs = divs; | ||
| compute(); | ||
| } else { | ||
| throw "Bad arguments"; | ||
| } | ||
| normalize(); | ||
|
|
||
| function compute() { | ||
| var temp = new Array(dimension.divs + 1); | ||
| for (var i=0; i < temp.length; ++i) { temp[i] = dimension.nodes(i / dimension.divs); }; | ||
| dimension.nodes = temp; | ||
| }; | ||
|
|
||
| function normalize() { | ||
| var max = Math.max.apply(null, dimension.nodes); | ||
| for (var i in dimension.nodes) { dimension.nodes[i] /= max; }; | ||
| }; | ||
|
|
||
| function expand() { | ||
| var domainLength = domain[1] - domain[0]; | ||
| var expander = function(x) { return domain[0] + x * domainLength }; | ||
| for (var i in dimension.nodes) { dimension.nodes[i] = expander(dimension.nodes[i]); }; | ||
| } | ||
|
|
||
| dimension.domain = function(_) { | ||
| return arguments.length ? ( | ||
| domain = _, | ||
| expand(), | ||
| dimension | ||
| ) : domain; | ||
| }; | ||
|
|
||
| return dimension; | ||
| } | ||
|
|
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| function mesh() { | ||
| var dims = []; | ||
|
|
||
| //TODO: utils for irregular meshs (merged cells) - empty array cells? - map omits them | ||
|
|
||
| //NOTE: dimension animations can be handled by moving passing / shuffling data | ||
| //NOTE: data structure will always be the same / regular | ||
| //TODO: multiple getters: flat, grouped by each dimension | ||
|
|
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| function mesh(data) { | ||
| return _dig(data, [], dims.length); | ||
| } | ||
|
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| function _dig(data, nodes, depth) { | ||
| if (nodes.length == depth) { | ||
| return new Cell(nodes, data); | ||
| } else { | ||
| var nextNodes = dims[nodes.length].nodes; | ||
| return data.map(function(el, i) { | ||
| return _dig(el, nodes.concat( {'a': nextNodes[i], 'b': nextNodes[i+1] } ), depth); | ||
| }); | ||
| } | ||
| } | ||
|
|
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| mesh.dims = function(_) { | ||
| return arguments.length ? ( | ||
| dims = _, | ||
| mesh | ||
| ) : dims; | ||
| }; | ||
|
|
||
| return mesh; | ||
| }; | ||
|
|
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| exports.mesh = mesh; | ||
| exports.dimension = dimension; | ||
| exports.Cell = Cell; | ||
|
|
||
| })); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,3 @@ | ||
| export {default as grid} from "./src/grid"; | ||
| export {default as mesh} from "./src/mesh"; | ||
| export {default as dimension} from "./src/dimension"; | ||
| export {default as Cell} from "./src/cell"; |
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