486 lines
15 KiB
JavaScript
486 lines
15 KiB
JavaScript
/*
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Copyright 2012 Mozilla Foundation
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Version: MPL 1.1/GPL 2.0/LGPL 2.1
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The contents of this file are subject to the Mozilla Public License Version
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1.1 (the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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for the specific language governing rights and limitations under the
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License.
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Alternatively, the contents of this file may be used under the terms of
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either the GNU General Public License Version 2 or later (the "GPL"), or
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the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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in which case the provisions of the GPL or the LGPL are applicable instead
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of those above. If you wish to allow use of your version of this file only
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under the terms of either the GPL or the LGPL, and not to allow others to
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use your version of this file under the terms of the MPL, indicate your
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decision by deleting the provisions above and replace them with the notice
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and other provisions required by the LGPL or the GPL. If you do not delete
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the provisions above, a recipient may use your version of this file under
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the terms of any one of the MPL, the GPL or the LGPL.
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Original author: L. David Baron <dbaron@dbaron.org>
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*/
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// Global variables
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window.gPhases = null;
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window.XLINK_NS = "http://www.w3.org/1999/xlink";
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window.SVG_NS = "http://www.w3.org/2000/svg";
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window.gMagPixPaths = []; // 2D array of array-of-two <path> objects used in the pixel magnifier
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window.gMagWidth = 5; // number of zoomed in pixels to show horizontally
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window.gMagHeight = 5; // number of zoomed in pixels to show vertically
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window.gMagZoom = 16; // size of the zoomed in pixels
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window.gImage1Data; // ImageData object for the test output image
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window.gImage2Data; // ImageData object for the reference image
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window.gFlashingPixels = []; // array of <path> objects that should be flashed due to pixel color mismatch
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window.gPath = ''; // path taken from #web= and prepended to ref/snp urls
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window.gSelected = null; // currently selected comparison
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window.onload = function() {
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load();
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function ID(id) {
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return document.getElementById(id);
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}
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function hashParameters() {
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var result = { };
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var params = window.location.hash.substr(1).split(/[&;]/);
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for (var i = 0; i < params.length; i++) {
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var parts = params[i].split("=");
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result[parts[0]] = unescape(unescape(parts[1]));
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}
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return result;
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}
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function load() {
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gPhases = [ ID("entry"), ID("loading"), ID("viewer") ];
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buildMag();
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var params = hashParameters();
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if (params.log) {
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ID("logEntry").value = params.log;
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logPasted();
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} else if (params.web) {
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loadFromWeb(params.web);
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}
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ID("logEntry").focus();
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}
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function buildMag() {
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var mag = ID("mag");
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var r = document.createElementNS(SVG_NS, "rect");
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r.setAttribute("x", gMagZoom * -gMagWidth / 2);
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r.setAttribute("y", gMagZoom * -gMagHeight / 2);
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r.setAttribute("width", gMagZoom * gMagWidth);
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r.setAttribute("height", gMagZoom * gMagHeight);
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mag.appendChild(r);
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mag.setAttribute("transform", "translate(" + (gMagZoom * (gMagWidth / 2) + 1) + "," + (gMagZoom * (gMagHeight / 2) + 1) + ")");
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for (var x = 0; x < gMagWidth; x++) {
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gMagPixPaths[x] = [];
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for (var y = 0; y < gMagHeight; y++) {
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var p1 = document.createElementNS(SVG_NS, "path");
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p1.setAttribute("d", "M" + ((x - gMagWidth / 2) + 1) * gMagZoom + "," + (y - gMagHeight / 2) * gMagZoom + "h" + -gMagZoom + "v" + gMagZoom);
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p1.setAttribute("stroke", "#CCC");
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p1.setAttribute("stroke-width", "1px");
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p1.setAttribute("fill", "#aaa");
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var p2 = document.createElementNS(SVG_NS, "path");
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p2.setAttribute("d", "M" + ((x - gMagWidth / 2) + 1) * gMagZoom + "," + (y - gMagHeight / 2) * gMagZoom + "v" + gMagZoom + "h" + -gMagZoom);
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p2.setAttribute("stroke", "#CCC");
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p2.setAttribute("stroke-width", "1px");
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p2.setAttribute("fill", "#888");
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mag.appendChild(p1);
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mag.appendChild(p2);
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gMagPixPaths[x][y] = [p1, p2];
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}
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}
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var flashedOn = false;
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setInterval(function() {
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flashedOn = !flashedOn;
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flashPixels(flashedOn);
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}, 500);
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}
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function showPhase(phaseId) {
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for (var i in gPhases) {
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var phase = gPhases[i];
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phase.style.display = (phase.id == phaseId) ? "block" : "none";
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}
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if (phaseId == "viewer") {
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ID("images").style.display = "none";
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}
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}
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function loadFromWeb(url) {
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var lastSlash = url.lastIndexOf('/');
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if (lastSlash) {
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gPath = url.substring(0, lastSlash + 1);
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}
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var r = new XMLHttpRequest();
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r.open("GET", url);
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r.onreadystatechange = function() {
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if (r.readyState == 4) {
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processLog(r.response);
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}
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}
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r.send(null);
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}
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function fileEntryChanged() {
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showPhase("loading");
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var input = ID("fileEntry");
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var files = input.files;
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if (files.length > 0) {
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// Only handle the first file; don't handle multiple selection.
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// The parts of the log we care about are ASCII-only. Since we
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// can ignore lines we don't care about, best to read in as
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// ISO-8859-1, which guarantees we don't get decoding errors.
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var fileReader = new FileReader();
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fileReader.onload = function(e) {
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var log = e.target.result;
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if (log) {
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processLog(log);
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} else {
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showPhase("entry");
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}
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}
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fileReader.readAsText(files[0], "iso-8859-1");
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}
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// So the user can process the same filename again (after
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// overwriting the log), clear the value on the form input so we
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// will always get an onchange event.
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input.value = "";
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}
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function logPasted() {
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showPhase("loading");
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var entry = ID("logEntry");
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var log = entry.value;
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entry.value = "";
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processLog(log);
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}
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var gTestItems;
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function processLog(contents) {
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var lines = contents.split(/[\r\n]+/);
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gTestItems = [];
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for (var j in lines) {
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var line = lines[j];
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var match = line.match(/^(?:NEXT ERROR )?REFTEST (.*)$/);
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if (!match) {
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continue;
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}
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line = match[1];
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match = line.match(/^(TEST-PASS|TEST-UNEXPECTED-PASS|TEST-KNOWN-FAIL|TEST-UNEXPECTED-FAIL)(\(EXPECTED RANDOM\)|) \| ([^\|]+) \|(.*)/);
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if (match) {
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var state = match[1];
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var random = match[2];
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var url = match[3];
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var extra = match[4];
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gTestItems.push({
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pass: !state.match(/FAIL$/),
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// only one of the following three should ever be true
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unexpected: !!state.match(/^TEST-UNEXPECTED/),
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random: (random == "(EXPECTED RANDOM)"),
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skip: (extra == " (SKIP)"),
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url: url,
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images: []
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});
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continue;
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}
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match = line.match(/^ IMAGE[^:]*: (.*)$/);
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if (match) {
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var item = gTestItems[gTestItems.length - 1];
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item.images.push(match[1]);
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}
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}
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buildViewer();
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}
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function buildViewer() {
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if (gTestItems.length == 0) {
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showPhase("entry");
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return;
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}
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var cell = ID("itemlist");
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var table = document.getElementById("itemtable");
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while (table.childNodes.length > 0) {
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table.removeChild(table.childNodes[table.childNodes.length - 1]);
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}
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var tbody = document.createElement("tbody");
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table.appendChild(tbody);
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for (var i in gTestItems) {
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var item = gTestItems[i];
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if (item.pass && !item.unexpected) {
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continue;
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}
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var tr = document.createElement("tr");
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var rowclass = item.pass ? "pass" : "fail";
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var td = document.createElement("td");
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var text = "";
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if (item.unexpected) {
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text += "!";
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rowclass += " unexpected";
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}
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if (item.random) {
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text += "R";
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rowclass += " random";
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}
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if (item.skip) {
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text += "S";
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rowclass += " skip";
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}
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td.appendChild(document.createTextNode(text));
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tr.appendChild(td);
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td = document.createElement("td");
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td.id = "url" + i;
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td.className = "url";
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var match = item.url.match(/\/mozilla\/(.*)/);
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text = document.createTextNode(match ? match[1] : item.url);
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if (item.images.length > 0) {
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var a = document.createElement("a");
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a.id = i;
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a.className = "image";
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a.href = "#";
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a.appendChild(text);
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td.appendChild(a);
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} else {
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td.appendChild(text);
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}
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tr.appendChild(td);
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tr.className = rowclass;
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tbody.appendChild(tr);
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}
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// Bind an event handler to each image link
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var images = document.getElementsByClassName("image");
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for (var i = 0; i < images.length; i++) {
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images[i].addEventListener("click", function(e) {
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showImages(e.target.id);
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}, false);
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}
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showPhase("viewer");
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}
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function getImageData(src, whenReady) {
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var img = new Image();
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img.onload = function() {
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var canvas = document.createElement("canvas");
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canvas.width = 800;
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canvas.height = 1000;
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var ctx = canvas.getContext("2d");
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ctx.drawImage(img, 0, 0);
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whenReady(ctx.getImageData(0, 0, 800, 1000));
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};
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img.src = gPath + src;
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}
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function showImages(i) {
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if (gSelected !== null) {
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ID('url' + gSelected).classList.remove('selected');
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}
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gSelected = i;
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ID('url' + gSelected).classList.add('selected');
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var item = gTestItems[i];
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var cell = ID("images");
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ID("image1").style.display = "";
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ID("image2").style.display = "none";
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ID("diffrect").style.display = "none";
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ID("imgcontrols").reset();
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ID("image1").setAttributeNS(XLINK_NS, "xlink:href", gPath + item.images[0]);
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// Making the href be #image1 doesn't seem to work
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ID("feimage1").setAttributeNS(XLINK_NS, "xlink:href", gPath + item.images[0]);
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if (item.images.length == 1) {
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ID("imgcontrols").style.display = "none";
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} else {
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ID("imgcontrols").style.display = "";
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ID("image2").setAttributeNS(XLINK_NS, "xlink:href", gPath + item.images[1]);
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// Making the href be #image2 doesn't seem to work
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ID("feimage2").setAttributeNS(XLINK_NS, "xlink:href", gPath + item.images[1]);
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}
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cell.style.display = "";
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getImageData(item.images[0], function(data) {
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gImage1Data = data
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});
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getImageData(item.images[1], function(data) {
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gImage2Data = data
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});
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}
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function showImage(i) {
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if (i == 1) {
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ID("image1").style.display = "";
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ID("image2").style.display = "none";
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} else {
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ID("image1").style.display = "none";
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ID("image2").style.display = "";
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}
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}
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function showDifferences(cb) {
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ID("diffrect").style.display = cb.checked ? "" : "none";
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}
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function flashPixels(on) {
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var stroke = on ? "#FF0000" : "#CCC";
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var strokeWidth = on ? "2px" : "1px";
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for (var i = 0; i < gFlashingPixels.length; i++) {
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gFlashingPixels[i].setAttribute("stroke", stroke);
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gFlashingPixels[i].setAttribute("stroke-width", strokeWidth);
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}
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}
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function cursorPoint(evt) {
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var m = evt.target.getScreenCTM().inverse();
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var p = ID("svg").createSVGPoint();
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p.x = evt.clientX;
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p.y = evt.clientY;
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p = p.matrixTransform(m);
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return { x: Math.floor(p.x), y: Math.floor(p.y) };
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}
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function hex2(i) {
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return (i < 16 ? "0" : "") + i.toString(16);
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}
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function canvasPixelAsHex(data, x, y) {
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var offset = (y * data.width + x) * 4;
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var r = data.data[offset];
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var g = data.data[offset + 1];
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var b = data.data[offset + 2];
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return "#" + hex2(r) + hex2(g) + hex2(b);
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}
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function hexAsRgb(hex) {
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return "rgb(" + [parseInt(hex.substring(1, 3), 16), parseInt(hex.substring(3, 5), 16), parseInt(hex.substring(5, 7), 16)] + ")";
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}
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function magnify(evt) {
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var cursor = cursorPoint(evt);
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var x = cursor.x;
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var y = cursor.y;
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var centerPixelColor1, centerPixelColor2;
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var dx_lo = -Math.floor(gMagWidth / 2);
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var dx_hi = Math.floor(gMagWidth / 2);
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var dy_lo = -Math.floor(gMagHeight / 2);
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var dy_hi = Math.floor(gMagHeight / 2);
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flashPixels(false);
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gFlashingPixels = [];
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for (var j = dy_lo; j <= dy_hi; j++) {
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for (var i = dx_lo; i <= dx_hi; i++) {
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var px = x + i;
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var py = y + j;
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var p1 = gMagPixPaths[i + dx_hi][j + dy_hi][0];
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var p2 = gMagPixPaths[i + dx_hi][j + dy_hi][1];
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if (px < 0 || py < 0 || px >= 800 || py >= 1000) {
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p1.setAttribute("fill", "#aaa");
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p2.setAttribute("fill", "#888");
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} else {
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var color1 = canvasPixelAsHex(gImage1Data, x + i, y + j);
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var color2 = canvasPixelAsHex(gImage2Data, x + i, y + j);
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p1.setAttribute("fill", color1);
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p2.setAttribute("fill", color2);
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if (color1 != color2) {
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gFlashingPixels.push(p1, p2);
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p1.parentNode.appendChild(p1);
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p2.parentNode.appendChild(p2);
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}
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if (i == 0 && j == 0) {
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centerPixelColor1 = color1;
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centerPixelColor2 = color2;
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}
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}
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}
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}
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flashPixels(true);
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showPixelInfo(x, y, centerPixelColor1, hexAsRgb(centerPixelColor1), centerPixelColor2, hexAsRgb(centerPixelColor2));
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}
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function showPixelInfo(x, y, pix1rgb, pix1hex, pix2rgb, pix2hex) {
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var pixelinfo = ID("pixelinfo");
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ID("coords").textContent = [x, y];
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ID("pix1hex").textContent = pix1hex;
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ID("pix1rgb").textContent = pix1rgb;
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ID("pix2hex").textContent = pix2hex;
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ID("pix2rgb").textContent = pix2rgb;
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}
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var logPastedButton = document.getElementById("logPasted");
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logPastedButton.addEventListener("click", logPasted, false);
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var fileEntryButton = document.getElementById("fileEntry");
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fileEntryButton.addEventListener("change", fileEntryChanged, false);
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var testImage = document.getElementById("testImage");
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testImage.addEventListener("click", function() {
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showImage(1);
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}, false);
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var referenceImage = document.getElementById("referenceImage");
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referenceImage.addEventListener("click", function() {
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showImage(2);
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}, false);
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var differences = document.getElementById("differences");
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differences.addEventListener("click", function(e) {
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showDifferences(e.target);
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}, false);
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var magnifyElement = document.getElementById("magnify");
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magnifyElement.addEventListener("mousemove", function(e) {
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magnify(e);
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}, false);
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window.addEventListener('keydown', function keydown(event) {
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if (event.which === 84) {
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// 't' switch test/ref images
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var val = 0;
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if (document.querySelector('input[name="which"][value="0"]:checked')) {
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val = 1;
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}
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document.querySelector('input[name="which"][value="' + val + '"]').click();
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} else if (event.which === 68) {
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// 'd' toggle differences
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document.getElementById("differences").click();
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} else if (event.which === 78 || event.which === 80) {
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// 'n' next image, 'p' previous image
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var select = gSelected;
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if (gSelected === null) {
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select = 0;
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} else if (event.which === 78) {
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select++;
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} else {
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select--;
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}
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var length = gTestItems.length;
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select = select < 0 ? length - 1 : select >= length ? 0 : select;
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showImages(select);
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}
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});
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}
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