| 1 | <html> |
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| 2 | <head> |
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| 3 | <style> |
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| 4 | .pic-container { |
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| 5 | width: 500px; |
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| 6 | height: 400px; |
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| 7 | overflow-y: scroll; |
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| 8 | overflow-x:hidden; |
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| 9 | } |
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| 10 | #clockdiv { |
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| 11 | font-size: xx-large; |
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| 12 | font-weight: bold; |
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| 13 | font-family: "Lucida Console", Monaco, monospace; |
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| 14 | } |
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| 15 | </style> |
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| 16 | <body> |
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| 17 | <!-- Prototype for a display that scrolls to the current time --> |
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| 18 | <div id="clockdiv">0:00</div> |
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| 19 | <div> <button onclick="scrollToCurrent()">Goto Current Item</button></div> |
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| 20 | <div id="main" class="pic-container"></div> |
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| 21 | <div id="two">Footer</div> |
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| 22 | <script src="poem.js"></script> |
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| 23 | <script src="js/common.js"></script> |
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| 24 | <script> |
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| 25 | var xmlDoc; |
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| 26 | var currElement; |
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| 27 | var clockdiv = document.getElementById("clockdiv"); |
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| 28 | /** Load the sim clock file and extract the clock string */ |
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| 29 | function gettime() |
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| 30 | { |
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| 31 | loadJSON("sim_clock.json", function(response) |
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| 32 | { |
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| 33 | simclockjson = JSON.parse(response); |
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| 34 | clockstring = simclockjson.clock; |
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| 35 | clockdiv.innerHTML = clockstring; // Display current time |
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| 36 | // Extract the seconds digits |
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| 37 | digits = clockstring.substring(clockstring.length-2) |
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| 38 | if (digits.charAt(0) == "0") |
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| 39 | { |
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| 40 | digits = digits.charAt(1); |
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| 41 | } |
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| 42 | // go adjust the scrolling box |
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| 43 | //adjust(digits); |
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| 44 | }); |
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| 45 | } |
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| 46 | function getEvents() |
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| 47 | { |
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| 48 | loadJSON("sample_events.xml", function(response) |
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| 49 | { |
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| 50 | var parser = new DOMParser(); |
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| 51 | xmlDoc = parser.parseFromString(response,"text/xml"); |
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| 52 | |
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| 53 | // Place each line in its own DIV with a sequential ID |
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| 54 | for (var idx=0; idx < 100; idx++) |
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| 55 | { |
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| 56 | var div = document.createElement("div"); |
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| 57 | MHSTime = xmlDoc.getElementsByTagName("time")[idx].childNodes[0].nodeValue; |
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| 58 | div.id=MHSTime |
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| 59 | div.className = "item" |
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| 60 | div.style.color = "black"; |
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| 61 | div.style.background = "GhostWhite"; |
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| 62 | div.style.height = 30; |
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| 63 | div.innerHTML = MHSTime + " " + xmlDoc.getElementsByTagName("description")[idx].childNodes[0].nodeValue; |
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| 64 | // Append it to the parent div |
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| 65 | document.getElementById("main").appendChild(div); |
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| 66 | currElement = document.getElementById("0:00:10"); |
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| 67 | } |
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| 68 | |
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| 69 | }); |
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| 70 | } |
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| 71 | // Highlight the current line and scroll to it. |
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| 72 | function scrollToCurrent() |
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| 73 | { |
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| 74 | if (currElement != null) |
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| 75 | { |
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| 76 | currTime = clockdiv.innerHTML; |
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| 77 | // Find the element with the id = seconds digits |
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| 78 | target = findNearestElem(); |
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| 79 | //target = document.getElementById(currTime) |
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| 80 | if (target != null) |
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| 81 | { |
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| 82 | // restore the previous element's background color |
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| 83 | currElement.style.background = "GhostWhite"; |
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| 84 | currElement = target; |
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| 85 | currElement.style.background = "Gainsboro"; // set background color |
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| 86 | //currElement.scrollTop = 0; |
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| 87 | currElement.scrollIntoView(); // scroll to it |
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| 88 | } |
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| 89 | } |
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| 90 | } |
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| 91 | |
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| 92 | function findNearestElem() |
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| 93 | { |
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| 94 | var list = document.getElementsByClassName("item") |
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| 95 | var idx = 0; |
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| 96 | while (list[idx].id < currTime) |
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| 97 | { |
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| 98 | idx++; |
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| 99 | } |
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| 100 | return list[idx-1]; |
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| 101 | // Note: will crash when currTime > length of list |
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| 102 | } |
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| 103 | |
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| 104 | // MAIN |
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| 105 | |
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| 106 | getEvents(); |
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| 107 | |
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| 108 | // Go get the current sim time every second |
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| 109 | var myinterval = setInterval(gettime,1000); |
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| 110 | //clearTimeout(myVar); |
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| 111 | |
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| 112 | </script> |
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| 113 | </body> |
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| 114 | |
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| 115 | </html> |
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