Mercurial > hg
view mercurial/templates/static/mercurial.js @ 19430:5ec5097b4c0f
hgweb: add line wrapping switch to file source view
This uses classList property, which is well-supported now: both Chromium 8.0+,
Firefox 3.6+ and Opera 11.5+ support it, as well as relatively modern versions
of other browsers.
author | Alexander Plavin <me@aplavin.ru> |
---|---|
date | Fri, 12 Jul 2013 15:58:13 +0400 |
parents | c3cdba6e5d7f |
children | a63d3ff0d765 |
line wrap: on
line source
// mercurial.js - JavaScript utility functions // // Rendering of branch DAGs on the client side // Display of elapsed time // Show or hide diffstat // // Copyright 2008 Dirkjan Ochtman <dirkjan AT ochtman DOT nl> // Copyright 2006 Alexander Schremmer <alex AT alexanderweb DOT de> // // derived from code written by Scott James Remnant <scott@ubuntu.com> // Copyright 2005 Canonical Ltd. // // This software may be used and distributed according to the terms // of the GNU General Public License, incorporated herein by reference. var colors = [ [ 1.0, 0.0, 0.0 ], [ 1.0, 1.0, 0.0 ], [ 0.0, 1.0, 0.0 ], [ 0.0, 1.0, 1.0 ], [ 0.0, 0.0, 1.0 ], [ 1.0, 0.0, 1.0 ] ]; function Graph() { this.canvas = document.getElementById('graph'); if (window.G_vmlCanvasManager) this.canvas = window.G_vmlCanvasManager.initElement(this.canvas); this.ctx = this.canvas.getContext('2d'); this.ctx.strokeStyle = 'rgb(0, 0, 0)'; this.ctx.fillStyle = 'rgb(0, 0, 0)'; this.cur = [0, 0]; this.line_width = 3; this.bg = [0, 4]; this.cell = [2, 0]; this.columns = 0; this.revlink = ''; this.scale = function(height) { this.bg_height = height; this.box_size = Math.floor(this.bg_height / 1.2); this.cell_height = this.box_size; } function colorPart(num) { num *= 255 num = num < 0 ? 0 : num; num = num > 255 ? 255 : num; var digits = Math.round(num).toString(16); if (num < 16) { return '0' + digits; } else { return digits; } } this.setColor = function(color, bg, fg) { // Set the colour. // // If color is a string, expect an hexadecimal RGB // value and apply it unchanged. If color is a number, // pick a distinct colour based on an internal wheel; // the bg parameter provides the value that should be // assigned to the 'zero' colours and the fg parameter // provides the multiplier that should be applied to // the foreground colours. var s; if(typeof color == "string") { s = "#" + color; } else { //typeof color == "number" color %= colors.length; var red = (colors[color][0] * fg) || bg; var green = (colors[color][1] * fg) || bg; var blue = (colors[color][2] * fg) || bg; red = Math.round(red * 255); green = Math.round(green * 255); blue = Math.round(blue * 255); s = 'rgb(' + red + ', ' + green + ', ' + blue + ')'; } this.ctx.strokeStyle = s; this.ctx.fillStyle = s; return s; } this.edge = function(x0, y0, x1, y1, color, width) { this.setColor(color, 0.0, 0.65); if(width >= 0) this.ctx.lineWidth = width; this.ctx.beginPath(); this.ctx.moveTo(x0, y0); this.ctx.lineTo(x1, y1); this.ctx.stroke(); } this.render = function(data) { var backgrounds = ''; var nodedata = ''; for (var i in data) { var parity = i % 2; this.cell[1] += this.bg_height; this.bg[1] += this.bg_height; var cur = data[i]; var node = cur[1]; var edges = cur[2]; var fold = false; var prevWidth = this.ctx.lineWidth; for (var j in edges) { line = edges[j]; start = line[0]; end = line[1]; color = line[2]; var width = line[3]; if(width < 0) width = prevWidth; var branchcolor = line[4]; if(branchcolor) color = branchcolor; if (end > this.columns || start > this.columns) { this.columns += 1; } if (start == this.columns && start > end) { var fold = true; } x0 = this.cell[0] + this.box_size * start + this.box_size / 2; y0 = this.bg[1] - this.bg_height / 2; x1 = this.cell[0] + this.box_size * end + this.box_size / 2; y1 = this.bg[1] + this.bg_height / 2; this.edge(x0, y0, x1, y1, color, width); } this.ctx.lineWidth = prevWidth; // Draw the revision node in the right column column = node[0] color = node[1] radius = this.box_size / 8; x = this.cell[0] + this.box_size * column + this.box_size / 2; y = this.bg[1] - this.bg_height / 2; var add = this.vertex(x, y, color, parity, cur); backgrounds += add[0]; nodedata += add[1]; if (fold) this.columns -= 1; } document.getElementById('nodebgs').innerHTML += backgrounds; document.getElementById('graphnodes').innerHTML += nodedata; } } process_dates = (function(document, RegExp, Math, isNaN, Date, _false, _true){ // derived from code from mercurial/templatefilter.py var scales = { 'year': 365 * 24 * 60 * 60, 'month': 30 * 24 * 60 * 60, 'week': 7 * 24 * 60 * 60, 'day': 24 * 60 * 60, 'hour': 60 * 60, 'minute': 60, 'second': 1 }; function format(count, string){ var ret = count + ' ' + string; if (count > 1){ ret = ret + 's'; } return ret; } function shortdate(date){ var ret = date.getFullYear() + '-'; // getMonth() gives a 0-11 result var month = date.getMonth() + 1; if (month <= 9){ ret += '0' + month; } else { ret += month; } ret += '-'; var day = date.getDate(); if (day <= 9){ ret += '0' + day; } else { ret += day; } return ret; } function age(datestr){ var now = new Date(); var once = new Date(datestr); if (isNaN(once.getTime())){ // parsing error return datestr; } var delta = Math.floor((now.getTime() - once.getTime()) / 1000); var future = _false; if (delta < 0){ future = _true; delta = -delta; if (delta > (30 * scales.year)){ return "in the distant future"; } } if (delta > (2 * scales.year)){ return shortdate(once); } for (unit in scales){ var s = scales[unit]; var n = Math.floor(delta / s); if ((n >= 2) || (s == 1)){ if (future){ return format(n, unit) + ' from now'; } else { return format(n, unit) + ' ago'; } } } } return function(){ var nodes = document.getElementsByTagName('*'); var ageclass = new RegExp('\\bage\\b'); var dateclass = new RegExp('\\bdate\\b'); for (var i=0; i<nodes.length; ++i){ var node = nodes[i]; var classes = node.className; if (ageclass.test(classes)){ var agevalue = age(node.textContent); if (dateclass.test(classes)){ // We want both: date + (age) node.textContent += ' ('+agevalue+')'; } else { node.textContent = agevalue; } } } } })(document, RegExp, Math, isNaN, Date, false, true) function toggleDiffstat() { var curdetails = document.getElementById('diffstatdetails').style.display; var curexpand = curdetails == 'none' ? 'inline' : 'none'; document.getElementById('diffstatdetails').style.display = curexpand; document.getElementById('diffstatexpand').style.display = curdetails; } function toggleLinewrap() { function getLinewrap() { var nodes = document.getElementsByClassName('sourcelines'); // if there are no such nodes, error is thrown here return nodes[0].classList.contains('wrap'); } function setLinewrap(enable) { var nodes = document.getElementsByClassName('sourcelines'); for (var i = 0; i < nodes.length; i++) { if (enable) { nodes[i].classList.add('wrap'); } else { nodes[i].classList.remove('wrap'); } } var links = document.getElementsByClassName('linewraplink'); for (var i = 0; i < links.length; i++) { links[i].innerHTML = enable ? 'on' : 'off'; } } setLinewrap(!getLinewrap()); }