<html>
<head>
<title>pdf.js test slave</title>
<style type="text/css"></style>
<script type="text/javascript" src="/pdf.js"></script>
<script type="text/javascript" src="/fonts.js"></script>
<script type="text/javascript" src="/crypto.js"></script>
<script type="text/javascript" src="/glyphlist.js"></script>
<script type="application/javascript">
var appPath, browser, canvas, currentTask, currentTaskIdx, failure, manifest, numPages, pdfDoc, stdout;
function queryParams() {
var qs = window.location.search.substring(1);
var kvs = qs.split("&");
var params = { };
for (var i = 0; i < kvs.length; ++i) {
var kv = kvs[i].split("=");
params[unescape(kv[0])] = unescape(kv[1]);
}
return params;
}
function load() {
var params = queryParams();
browser = params.browser;
manifestFile = params.manifestFile;
appPath = params.path;
canvas = document.createElement("canvas");
canvas.mozOpaque = true;
stdout = document.getElementById("stdout");
log("Harness thinks this browser is '"+ browser + "' with path " + appPath + "\n");
log("Fetching manifest "+ manifestFile +"...");
var r = new XMLHttpRequest();
r.open("GET", manifestFile, false);
r.onreadystatechange = function(e) {
if (r.readyState == 4) {
log("done\n");
manifest = JSON.parse(r.responseText);
currentTaskIdx = 0, nextTask();
}
};
r.send(null);
}
function nextTask() {
if (currentTaskIdx == manifest.length) {
return done();
}
currentTask = manifest[currentTaskIdx];
currentTask.round = 0;
log("Loading file "+ currentTask.file +"\n");
var r = new XMLHttpRequest();
r.open("GET", currentTask.file);
r.mozResponseType = r.responseType = "arraybuffer";
r.onreadystatechange = function() {
if (r.readyState == 4) {
var data = r.mozResponseArrayBuffer || r.mozResponse ||
r.responseArrayBuffer || r.response;
try {
pdfDoc = new PDFDoc(new Stream(data));
numPages = pdfDoc.numPages;
} catch(e) {
numPages = 1;
failure = 'load PDF doc: '+ e.toString();
}
currentTask.pageNum = 1, nextPage();
}
};
r.send(null);
}
function nextPage() {
if (currentTask.pageNum > numPages) {
if (++currentTask.round < currentTask.rounds) {
log(" Round "+ (1 + currentTask.round) +"\n");
currentTask.pageNum = 1;
} else {
++currentTaskIdx, nextTask();
return;
}
}
failure = '';
log(" loading page "+ currentTask.pageNum +"... ");
var ctx = canvas.getContext("2d");
var fonts = [];
var gfx = null;
try {
gfx = new CanvasGraphics(ctx);
currentPage = pdfDoc.getPage(currentTask.pageNum);
currentPage.compile(gfx, fonts);
} catch(e) {
failure = 'compile: '+ e.toString();
}
try {
var pdfToCssUnitsCoef = 96.0 / 72.0;
// using mediaBox for the canvas size
var pageWidth = (currentPage.mediaBox[2] - currentPage.mediaBox[0]);
var pageHeight = (currentPage.mediaBox[3] - currentPage.mediaBox[1]);
canvas.width = pageWidth * pdfToCssUnitsCoef;
canvas.height = pageHeight * pdfToCssUnitsCoef;
clear(ctx);
} catch(e) {
failure = 'page setup: '+ e.toString();
}
var fontLoaderTimer = null;
function checkFontsLoaded() {
try {
if (!FontLoader.bind(fonts)) {
fontLoaderTimer = window.setTimeout(checkFontsLoaded, 10);
return;
}
} catch(e) {
failure = 'fonts: '+ e.toString();
}
snapshotCurrentPage(gfx);
}
if (failure) {
// Skip font loading if there was a failure, since the fonts might
// be in an inconsistent state.
snapshotCurrentPage(gfx);
} else {
checkFontsLoaded();
}
}
function snapshotCurrentPage(gfx) {
log("done, snapshotting... ");
if (!failure) {
try {
currentPage.display(gfx);
} catch(e) {
failure = 'render: '+ e.toString();
}
}
sendTaskResult(canvas.toDataURL("image/png"));
log("done"+ (failure ? " (failed!)" : "") +"\n");
// Set up the next request
backoff = (inFlightRequests > 0) ? inFlightRequests * 10 : 0;
setTimeout(function() {
++currentTask.pageNum, nextPage();
},
backoff
);
}
function sendQuitRequest() {
var r = new XMLHttpRequest();
r.open("POST", "/tellMeToQuit?path=" + escape(appPath), false);
r.send("");
}
function quitApp() {
log("Done!");
document.body.innerHTML = "Tests are finished. <h1>CLOSE ME!</h1>";
if (window.SpecialPowers) {
SpecialPowers.quitApplication();
} else {
sendQuitRequest();
window.close();
}
}
function done() {
if (inFlightRequests > 0) {
document.getElementById("inFlightCount").innerHTML = inFlightRequests;
setTimeout(done, 100);
} else {
setTimeout(quitApp, 100);
}
}
var inFlightRequests = 0;
function sendTaskResult(snapshot) {
var result = { browser: browser,
id: currentTask.id,
numPages: numPages,
failure: failure,
file: currentTask.file,
round: currentTask.round,
page: currentTask.pageNum,
snapshot: snapshot };
var r = new XMLHttpRequest();
// (The POST URI is ignored atm.)
r.open("POST", "/submit_task_results", true);
r.setRequestHeader("Content-Type", "application/json");
r.onreadystatechange = function(e) {
if (r.readyState == 4) {
inFlightRequests--;
}
}
document.getElementById("inFlightCount").innerHTML = inFlightRequests++;
r.send(JSON.stringify(result));
}
function clear(ctx) {
ctx.save();
ctx.fillStyle = "rgb(255, 255, 255)";
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.restore();
}
/* Auto-scroll if the scrollbar is near the bottom, otherwise do nothing. */
function checkScrolling() {
if ((stdout.scrollHeight - stdout.scrollTop) <= stdout.offsetHeight) {
stdout.scrollTop = stdout.scrollHeight;
}
}
function log(str) {
stdout.innerHTML += str;
checkScrolling();
}
</script>
</head>
<body onload="load();">
<pre style="width:800; height:800; overflow: scroll;"id="stdout"></pre>
<p>Inflight requests: <span id="inFlightCount"></span></p>
</body>
</html>