| <!DOCTYPE HTML> |
| <html> |
| <head> |
| <title>__TITLE__</title> |
| <style> |
| .imageContainer { |
| position: absolute; |
| margin: 10px; |
| outline: 10px solid silver; |
| } |
| |
| .imageContainer > img { |
| display: block; |
| } |
| |
| |
| .controls { |
| margin-bottom: 20px; |
| } |
| |
| .controls button { |
| width: 12em; |
| } |
| |
| .controls td { |
| padding: 0 10px; |
| } |
| |
| .controls label { |
| font-family: -webkit-system-font; |
| font-size: 11px; |
| } |
| |
| .buttons { |
| } |
| .controls > .indicator { |
| display: table-cell; |
| -webkit-column-span: 1; |
| border-top: 2px solid black; |
| } |
| |
| button.selected { |
| text-decoration: underline; |
| } |
| </style> |
| </head> |
| <body> |
| <table class="controls"> |
| <tr> |
| <td></td> |
| <td><button id="expected-label" data-type="expected" onclick="switchToImage(this)">Expected Image</button></td> |
| <td><button id="actual-label" data-type="actual" onclick="switchToImage(this)">Actual Image</button></td> |
| <td><button id="diff-label" data-type="diff" onclick="switchToImage(this)">Diff Image</button></td> |
| </tr> |
| <tr> |
| <td><input type="checkbox" id="animate" onchange="toggleAnimate()" checked></input><label for="animate">Animate:</label></td> |
| <td><input type="checkbox" id="cycle-expected" onchange="updateImageCycle()" checked></input><label for="cycle-expected">Expected</label></td> |
| <td><input type="checkbox" id="cycle-actual" onchange="updateImageCycle()" checked></input><label for="cycle-actual">Actual</label></td> |
| <td><input type="checkbox" id="cycle-diff" onchange="updateImageCycle()"></input><label for="cycle-diff">Diff</label></td> |
| </tr> |
| </table> |
| |
| <div class="imageContainer" data-prefix="__PREFIX__">Loading...</div> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| var container = document.querySelector('.imageContainer'); |
| |
| var data = { |
| 'expected' : { |
| 'image' : preloadImage(container.getAttribute('data-prefix') + '-expected.png'), |
| 'label' : document.getElementById('expected-label'), |
| }, |
| 'actual' : { |
| 'image' : preloadImage(container.getAttribute('data-prefix') + '-actual.png'), |
| 'label' : document.getElementById('actual-label'), |
| }, |
| 'diff' : { |
| 'image' : preloadImage(container.getAttribute('data-prefix') + '-diff.png'), |
| 'label' : document.getElementById('diff-label'), |
| }, |
| }; |
| |
| var preloadedImageCount = 0; |
| |
| function preloadComplete() |
| { |
| ++preloadedImageCount; |
| if (preloadedImageCount < 3) |
| return; |
| |
| showImage(data['actual']); |
| updateImageCycle(); |
| startCyclingImages(); |
| } |
| |
| function preloadImage(url) |
| { |
| image = new Image(); |
| image.addEventListener('load', preloadComplete); |
| image.src = url; |
| return image; |
| } |
| |
| function switchToImage(element) |
| { |
| var imageType = element.getAttribute('data-type'); |
| showImage(data[imageType]); |
| } |
| |
| function resetLabels() |
| { |
| for (var item in data) |
| data[item].label.classList.remove('selected'); |
| } |
| |
| function showImage(categoryData) |
| { |
| container.replaceChild(categoryData.image, container.firstChild); |
| |
| resetLabels(); |
| categoryData.label.classList.add('selected'); |
| } |
| |
| function updateImageCycle() |
| { |
| data.expected.cycle = document.getElementById('cycle-expected').checked; |
| data.actual.cycle = document.getElementById('cycle-actual').checked; |
| data.diff.cycle = document.getElementById('cycle-diff').checked; |
| } |
| |
| function getCurrentlyShowingImageType() |
| { |
| for (var item in data) { |
| if (data[item].label.classList.contains('selected')) |
| return item; |
| } |
| } |
| |
| function toggleAnimate() |
| { |
| if (document.getElementById('animate').checked) |
| startCyclingImages(); |
| else |
| stopCyclingImages(); |
| } |
| |
| var cycleIntervalID; |
| function startCyclingImages() |
| { |
| stopCyclingImages(); |
| cycleIntervalID = window.setInterval(cycleImages, 2000); |
| } |
| |
| function stopCyclingImages() |
| { |
| if (cycleIntervalID) { |
| window.clearInterval(cycleIntervalID); |
| cycleIntervalID = undefined; |
| } |
| } |
| |
| function cycleImages() |
| { |
| var currentImage = getCurrentlyShowingImageType(); |
| var order = ['expected', 'actual', 'diff']; |
| var index = order.indexOf(currentImage); |
| |
| var currIndex = (index + 1) % order.length; |
| do { |
| var type = order[currIndex]; |
| if (data[type].cycle) |
| break; |
| |
| currIndex = (currIndex + 1) % order.length; |
| } while (currIndex != index); |
| |
| showImage(data[order[currIndex]]); |
| } |
| </script> |
| </body> |
| </html> |
