jenkins-bot has submitted this change and it was merged. Change subject: Restore wordcloud vega plugin ......................................................................
Restore wordcloud vega plugin wordcloud support has been restored in vega by https://github.com/vega/vega/pull/317 Bug: T100006 Change-Id: Iffdf231e4bb82b12691d72a7bb1e819767959547 --- M extension.json A lib/d3.layout.cloud.js 2 files changed, 506 insertions(+), 0 deletions(-) Approvals: Yurik: Looks good to me, approved jenkins-bot: Verified diff --git a/extension.json b/extension.json index 028bfee..336b229 100644 --- a/extension.json +++ b/extension.json @@ -70,6 +70,7 @@ "scripts": [ "lib/d3.js", "lib/d3-global.js", + "lib/d3.layout.cloud.js", "lib/vega2/vega.js", "lib/graph2.compiled.js" ], diff --git a/lib/d3.layout.cloud.js b/lib/d3.layout.cloud.js new file mode 100644 index 0000000..8165a41 --- /dev/null +++ b/lib/d3.layout.cloud.js @@ -0,0 +1,505 @@ +(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g=(g.d3||(g.d3 = {}));g=(g.layout||(g.layout = {}));g.cloud = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ +// Word cloud layout by Jason Davies, https://www.jasondavies.com/wordcloud/ +// Algorithm due to Jonathan Feinberg, http://static.mrfeinberg.com/bv_ch03.pdf + +var dispatch = require("d3-dispatch").dispatch; + +var cloudRadians = Math.PI / 180, + cw = 1 << 11 >> 5, + ch = 1 << 11; + +module.exports = function() { + var size = [256, 256], + text = cloudText, + font = cloudFont, + fontSize = cloudFontSize, + fontStyle = cloudFontNormal, + fontWeight = cloudFontNormal, + rotate = cloudRotate, + padding = cloudPadding, + spiral = archimedeanSpiral, + words = [], + timeInterval = Infinity, + event = dispatch("word", "end"), + timer = null, + random = Math.random, + cloud = {}, + canvas = cloudCanvas; + + cloud.canvas = function(_) { + return arguments.length ? (canvas = functor(_), cloud) : canvas; + }; + + cloud.start = function() { + var contextAndRatio = getContext(canvas()), + board = zeroArray((size[0] >> 5) * size[1]), + bounds = null, + n = words.length, + i = -1, + tags = [], + data = words.map(function(d, i) { + d.text = text.call(this, d, i); + d.font = font.call(this, d, i); + d.style = fontStyle.call(this, d, i); + d.weight = fontWeight.call(this, d, i); + d.rotate = rotate.call(this, d, i); + d.size = ~~fontSize.call(this, d, i); + d.padding = padding.call(this, d, i); + return d; + }).sort(function(a, b) { return b.size - a.size; }); + + if (timer) clearInterval(timer); + timer = setInterval(step, 0); + step(); + + return cloud; + + function step() { + var start = Date.now(); + while (Date.now() - start < timeInterval && ++i < n && timer) { + var d = data[i]; + d.x = (size[0] * (random() + .5)) >> 1; + d.y = (size[1] * (random() + .5)) >> 1; + cloudSprite(contextAndRatio, d, data, i); + if (d.hasText && place(board, d, bounds)) { + tags.push(d); + event.word(d); + if (bounds) cloudBounds(bounds, d); + else bounds = [{x: d.x + d.x0, y: d.y + d.y0}, {x: d.x + d.x1, y: d.y + d.y1}]; + // Temporary hack + d.x -= size[0] >> 1; + d.y -= size[1] >> 1; + } + } + if (i >= n) { + cloud.stop(); + event.end(tags, bounds); + } + } + } + + cloud.stop = function() { + if (timer) { + clearInterval(timer); + timer = null; + } + return cloud; + }; + + function getContext(canvas) { + canvas.width = canvas.height = 1; + var ratio = Math.sqrt(canvas.getContext("2d").getImageData(0, 0, 1, 1).data.length >> 2); + canvas.width = (cw << 5) / ratio; + canvas.height = ch / ratio; + + var context = canvas.getContext("2d"); + context.fillStyle = context.strokeStyle = "red"; + context.textAlign = "center"; + + return {context: context, ratio: ratio}; + } + + function place(board, tag, bounds) { + var perimeter = [{x: 0, y: 0}, {x: size[0], y: size[1]}], + startX = tag.x, + startY = tag.y, + maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]), + s = spiral(size), + dt = random() < .5 ? 1 : -1, + t = -dt, + dxdy, + dx, + dy; + + while (dxdy = s(t += dt)) { + dx = ~~dxdy[0]; + dy = ~~dxdy[1]; + + if (Math.min(Math.abs(dx), Math.abs(dy)) >= maxDelta) break; + + tag.x = startX + dx; + tag.y = startY + dy; + + if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 || + tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue; + // TODO only check for collisions within current bounds. + if (!bounds || !cloudCollide(tag, board, size[0])) { + if (!bounds || collideRects(tag, bounds)) { + var sprite = tag.sprite, + w = tag.width >> 5, + sw = size[0] >> 5, + lx = tag.x - (w << 4), + sx = lx & 0x7f, + msx = 32 - sx, + h = tag.y1 - tag.y0, + x = (tag.y + tag.y0) * sw + (lx >> 5), + last; + for (var j = 0; j < h; j++) { + last = 0; + for (var i = 0; i <= w; i++) { + board[x + i] |= (last << msx) | (i < w ? (last = sprite[j * w + i]) >>> sx : 0); + } + x += sw; + } + delete tag.sprite; + return true; + } + } + } + return false; + } + + cloud.timeInterval = function(_) { + return arguments.length ? (timeInterval = _ == null ? Infinity : _, cloud) : timeInterval; + }; + + cloud.words = function(_) { + return arguments.length ? (words = _, cloud) : words; + }; + + cloud.size = function(_) { + return arguments.length ? (size = [+_[0], +_[1]], cloud) : size; + }; + + cloud.font = function(_) { + return arguments.length ? (font = functor(_), cloud) : font; + }; + + cloud.fontStyle = function(_) { + return arguments.length ? (fontStyle = functor(_), cloud) : fontStyle; + }; + + cloud.fontWeight = function(_) { + return arguments.length ? (fontWeight = functor(_), cloud) : fontWeight; + }; + + cloud.rotate = function(_) { + return arguments.length ? (rotate = functor(_), cloud) : rotate; + }; + + cloud.text = function(_) { + return arguments.length ? (text = functor(_), cloud) : text; + }; + + cloud.spiral = function(_) { + return arguments.length ? (spiral = spirals[_] || _, cloud) : spiral; + }; + + cloud.fontSize = function(_) { + return arguments.length ? (fontSize = functor(_), cloud) : fontSize; + }; + + cloud.padding = function(_) { + return arguments.length ? (padding = functor(_), cloud) : padding; + }; + + cloud.random = function(_) { + return arguments.length ? (random = _, cloud) : random; + }; + + cloud.on = function() { + var value = event.on.apply(event, arguments); + return value === event ? cloud : value; + }; + + return cloud; +}; + +function cloudText(d) { + return d.text; +} + +function cloudFont() { + return "serif"; +} + +function cloudFontNormal() { + return "normal"; +} + +function cloudFontSize(d) { + return Math.sqrt(d.value); +} + +function cloudRotate() { + return (~~(Math.random() * 6) - 3) * 30; +} + +function cloudPadding() { + return 1; +} + +// Fetches a monochrome sprite bitmap for the specified text. +// Load in batches for speed. +function cloudSprite(contextAndRatio, d, data, di) { + if (d.sprite) return; + var c = contextAndRatio.context, + ratio = contextAndRatio.ratio; + + c.clearRect(0, 0, (cw << 5) / ratio, ch / ratio); + var x = 0, + y = 0, + maxh = 0, + n = data.length; + --di; + while (++di < n) { + d = data[di]; + c.save(); + c.font = d.style + " " + d.weight + " " + ~~((d.size + 1) / ratio) + "px " + d.font; + var w = c.measureText(d.text + "m").width * ratio, + h = d.size << 1; + if (d.rotate) { + var sr = Math.sin(d.rotate * cloudRadians), + cr = Math.cos(d.rotate * cloudRadians), + wcr = w * cr, + wsr = w * sr, + hcr = h * cr, + hsr = h * sr; + w = (Math.max(Math.abs(wcr + hsr), Math.abs(wcr - hsr)) + 0x1f) >> 5 << 5; + h = ~~Math.max(Math.abs(wsr + hcr), Math.abs(wsr - hcr)); + } else { + w = (w + 0x1f) >> 5 << 5; + } + if (h > maxh) maxh = h; + if (x + w >= (cw << 5)) { + x = 0; + y += maxh; + maxh = 0; + } + if (y + h >= ch) break; + c.translate((x + (w >> 1)) / ratio, (y + (h >> 1)) / ratio); + if (d.rotate) c.rotate(d.rotate * cloudRadians); + c.fillText(d.text, 0, 0); + if (d.padding) c.lineWidth = 2 * d.padding, c.strokeText(d.text, 0, 0); + c.restore(); + d.width = w; + d.height = h; + d.xoff = x; + d.yoff = y; + d.x1 = w >> 1; + d.y1 = h >> 1; + d.x0 = -d.x1; + d.y0 = -d.y1; + d.hasText = true; + x += w; + } + var pixels = c.getImageData(0, 0, (cw << 5) / ratio, ch / ratio).data, + sprite = []; + while (--di >= 0) { + d = data[di]; + if (!d.hasText) continue; + var w = d.width, + w32 = w >> 5, + h = d.y1 - d.y0; + // Zero the buffer + for (var i = 0; i < h * w32; i++) sprite[i] = 0; + x = d.xoff; + if (x == null) return; + y = d.yoff; + var seen = 0, + seenRow = -1; + for (var j = 0; j < h; j++) { + for (var i = 0; i < w; i++) { + var k = w32 * j + (i >> 5), + m = pixels[((y + j) * (cw << 5) + (x + i)) << 2] ? 1 << (31 - (i % 32)) : 0; + sprite[k] |= m; + seen |= m; + } + if (seen) seenRow = j; + else { + d.y0++; + h--; + j--; + y++; + } + } + d.y1 = d.y0 + seenRow; + d.sprite = sprite.slice(0, (d.y1 - d.y0) * w32); + } +} + +// Use mask-based collision detection. +function cloudCollide(tag, board, sw) { + sw >>= 5; + var sprite = tag.sprite, + w = tag.width >> 5, + lx = tag.x - (w << 4), + sx = lx & 0x7f, + msx = 32 - sx, + h = tag.y1 - tag.y0, + x = (tag.y + tag.y0) * sw + (lx >> 5), + last; + for (var j = 0; j < h; j++) { + last = 0; + for (var i = 0; i <= w; i++) { + if (((last << msx) | (i < w ? (last = sprite[j * w + i]) >>> sx : 0)) + & board[x + i]) return true; + } + x += sw; + } + return false; +} + +function cloudBounds(bounds, d) { + var b0 = bounds[0], + b1 = bounds[1]; + if (d.x + d.x0 < b0.x) b0.x = d.x + d.x0; + if (d.y + d.y0 < b0.y) b0.y = d.y + d.y0; + if (d.x + d.x1 > b1.x) b1.x = d.x + d.x1; + if (d.y + d.y1 > b1.y) b1.y = d.y + d.y1; +} + +function collideRects(a, b) { + return a.x + a.x1 > b[0].x && a.x + a.x0 < b[1].x && a.y + a.y1 > b[0].y && a.y + a.y0 < b[1].y; +} + +function archimedeanSpiral(size) { + var e = size[0] / size[1]; + return function(t) { + return [e * (t *= .1) * Math.cos(t), t * Math.sin(t)]; + }; +} + +function rectangularSpiral(size) { + var dy = 4, + dx = dy * size[0] / size[1], + x = 0, + y = 0; + return function(t) { + var sign = t < 0 ? -1 : 1; + // See triangular numbers: T_n = n * (n + 1) / 2. + switch ((Math.sqrt(1 + 4 * sign * t) - sign) & 3) { + case 0: x += dx; break; + case 1: y += dy; break; + case 2: x -= dx; break; + default: y -= dy; break; + } + return [x, y]; + }; +} + +// TODO reuse arrays? +function zeroArray(n) { + var a = [], + i = -1; + while (++i < n) a[i] = 0; + return a; +} + +function cloudCanvas() { + return document.createElement("canvas"); +} + +function functor(d) { + return typeof d === "function" ? d : function() { return d; }; +} + +var spirals = { + archimedean: archimedeanSpiral, + rectangular: rectangularSpiral +}; + +},{"d3-dispatch":2}],2:[function(require,module,exports){ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : + typeof define === 'function' && define.amd ? define(['exports'], factory) : + factory((global.dispatch = {})); +}(this, function (exports) { 'use strict'; + + function Dispatch(types) { + var i = -1, + n = types.length, + callbacksByType = {}, + callbackByName = {}, + type, + that = this; + + that.on = function(type, callback) { + type = parseType(type); + + // Return the current callback, if any. + if (arguments.length < 2) { + return (callback = callbackByName[type.name]) && callback.value; + } + + // If a type was specified… + if (type.type) { + var callbacks = callbacksByType[type.type], + callback0 = callbackByName[type.name], + i; + + // Remove the current callback, if any, using copy-on-remove. + if (callback0) { + callback0.value = null; + i = callbacks.indexOf(callback0); + callbacksByType[type.type] = callbacks = callbacks.slice(0, i).concat(callbacks.slice(i + 1)); + delete callbackByName[type.name]; + } + + // Add the new callback, if any. + if (callback) { + callback = {value: callback}; + callbackByName[type.name] = callback; + callbacks.push(callback); + } + } + + // Otherwise, if a null callback was specified, remove all callbacks with the given name. + else if (callback == null) { + for (var otherType in callbacksByType) { + if (callback = callbackByName[otherType + type.name]) { + callback.value = null; + var callbacks = callbacksByType[otherType], i = callbacks.indexOf(callback); + callbacksByType[otherType] = callbacks.slice(0, i).concat(callbacks.slice(i + 1)); + delete callbackByName[callback.name]; + } + } + } + + return that; + }; + + while (++i < n) { + type = types[i] + ""; + if (!type || (type in that)) throw new Error("illegal or duplicate type: " + type); + callbacksByType[type] = []; + that[type] = applier(type); + } + + function parseType(type) { + var i = (type += "").indexOf("."), name = type; + if (i >= 0) type = type.slice(0, i); else name += "."; + if (type && !callbacksByType.hasOwnProperty(type)) throw new Error("unknown type: " + type); + return {type: type, name: name}; + } + + function applier(type) { + return function() { + var callbacks = callbacksByType[type], // Defensive reference; copy-on-remove. + callback, + callbackValue, + i = -1, + n = callbacks.length; + + while (++i < n) { + if (callbackValue = (callback = callbacks[i]).value) { + callbackValue.apply(this, arguments); + } + } + + return that; + }; + } + } + + function dispatch() { + return new Dispatch(arguments); + } + + dispatch.prototype = Dispatch.prototype; // allow instanceof + + exports.dispatch = dispatch; + +})); +},{}]},{},[1])(1) +}); \ No newline at end of file -- To view, visit https://gerrit.wikimedia.org/r/311363 To unsubscribe, visit https://gerrit.wikimedia.org/r/settings Gerrit-MessageType: merged Gerrit-Change-Id: Iffdf231e4bb82b12691d72a7bb1e819767959547 Gerrit-PatchSet: 3 Gerrit-Project: mediawiki/extensions/Graph Gerrit-Branch: master Gerrit-Owner: saper <sa...@saper.info> Gerrit-Reviewer: Yurik <yu...@wikimedia.org> Gerrit-Reviewer: jenkins-bot <> _______________________________________________ MediaWiki-commits mailing list MediaWiki-commits@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/mediawiki-commits