Detect which material was selected by the user and show the material name.
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<style> | |
#banner { | |
position: absolute; | |
top: 30px; | |
text-align: center; | |
font-size: 3em; | |
width: 100%; | |
z-index: 10; | |
visibility: hidden | |
} | |
</style> | |
<div id="banner"></div> | |
<script> | |
(function() { | |
var messageId = 0; | |
function hideBanner(bannerElement, messageIdArg) { | |
return function() { | |
// Hide the message only if it wasn't replaced with a new one. | |
if (messageId === messageIdArg) { | |
bannerElement.style.visibility = 'hidden'; | |
} | |
} | |
} | |
function showMessage(message) { | |
var bannerElement = document.getElementById('banner'); | |
bannerElement.textContent = message; | |
bannerElement.style.visibility = 'visible'; | |
messageId += 1; | |
setTimeout(hideBanner(bannerElement, messageId), 4000); | |
} | |
var viewer = WALK.getViewer(); | |
viewer.onSceneReadyToDisplay(function() { | |
var setMaterialForMeshOriginal = viewer.setMaterialForMesh; | |
viewer.setMaterialForMesh = function(material, node) { | |
setMaterialForMeshOriginal.apply(this, [material, node]); | |
showMessage('material: ' + material.name); | |
} | |
}); | |
}()); | |
</script> |
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