<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

        <script src=../media-file.js></script>
        <script src=../video-test.js></script>
        <script src=../media-controls.js></script>

        <script>            

        var testTrack;
        var testCueDisplayBox;
        var seekedCount = 0;
        var resizeCount = 1;
        var info = [ "Lorem", "ipsum", "dolor", "sit" ];

        function setVideoSize(width, height)
        {
            run("video.width = " + width);
            run("video.height = " + height);
        }

        function resizeTest()
        {
            document.body.offsetTop;
            currentCue = textTrackDisplayElement(video, 'cue');
            testExpected("getComputedStyle(currentCue).fontSize", parseInt(240 * resizeCount * 0.05) + "px");
            consoleWrite("");

            if (++resizeCount < 5) {
                setVideoSize(320 * resizeCount, 240 * resizeCount);
                setTimeout(resizeTest, 10);
                return
            }

            testExpected("getComputedStyle(currentCue).fontFamily", "sans-serif");
            testExpected("getComputedStyle(currentCue).color", "rgb(255, 255, 255)");
            testExpected("getComputedStyle(textTrackDisplayElement(video, 'display').firstChild).backgroundColor", "rgba(0, 0, 0, 0.8)");

            consoleWrite("");
            endTest();

            // Resize the video so it is easier to interact with it manually, if necessary.
            video.width = 320;
            video.height = 240;
        }

        function testCueStyle()
        {
            consoleWrite("<br>Test the cue display colors and font.");
            setVideoSize(320, 240);
            setTimeout(resizeTest, 10);
        }

        function seeked()
        {
            if (testEnded)
                return;

            testExpected("video.currentTime", seekedCount + .5);
            testExpected("testTrack.track.activeCues.length", 1);
            testExpected("testTrack.track.activeCues[0].text", info[seekedCount]);

            testCueDisplayBox = textTrackDisplayElement(video, 'display');
            testExpected("testCueDisplayBox.innerText", info[seekedCount]);
            testExpected("2 * testCueDisplayBox.offsetLeft == video.videoWidth - testCueDisplayBox.offsetWidth", true)

            if (++seekedCount == info.length)
                testCueStyle();
            else {
                consoleWrite("");
                run("video.currentTime = " + (video.currentTime + 1));
                return;
            }
        }

        function loaded()
        {
            consoleWrite("Test that default positioned TextTrack's cues are rendered correctly.");
            findMediaElement();
            testTrack = document.querySelector('track');
            video.src = findMediaFile('video', '../content/test');
            waitForEvent('seeked', seeked);
            waitForEvent('canplaythrough', function() { video.currentTime = .5; });
        }

        setCaptionDisplayMode('Automatic');
        </script>
    </head>
    <body onload="loaded()">
        <video controls >
            <track src="captions-webvtt/captions.vtt" kind="captions" default>
        </video>
    </body>
</html>