70 lines
2.6 KiB
JavaScript
70 lines
2.6 KiB
JavaScript
Meteor.startup(function() {
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cornerstoneTools.loadHandlerManager.setStartLoadHandler(startLoadingHandler);
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cornerstoneTools.loadHandlerManager.setEndLoadHandler(doneLoadingHandler);
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cornerstoneTools.loadHandlerManager.setErrorLoadingHandler(errorLoadingHandler);
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});
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var loadHandlerTimeout;
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startLoadingHandler = function(element) {
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clearTimeout(loadHandlerTimeout);
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loadHandlerTimeout = setTimeout(function() {
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var elem = $(element);
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elem.siblings('.imageViewerErrorLoadingIndicator').css('display', 'none');
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elem.find('canvas').not('.magnifyTool').addClass("faded");
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elem.siblings('.imageViewerLoadingIndicator').css('display', 'block');
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}, OHIF.viewer.loadIndicatorDelay);
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};
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doneLoadingHandler = function(element) {
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clearTimeout(loadHandlerTimeout);
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var elem = $(element);
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elem.siblings('.imageViewerErrorLoadingIndicator').css('display', 'none');
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elem.find('canvas').not('.magnifyTool').removeClass("faded");
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elem.siblings('.imageViewerLoadingIndicator').css('display', 'none');
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};
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errorLoadingHandler = function(element, imageId, error, source) {
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clearTimeout(loadHandlerTimeout);
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var elem = $(element);
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// Could probably chain all of these, but this is more readable
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elem.find('canvas').not('.magnifyTool').removeClass("faded");
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elem.siblings('.imageViewerLoadingIndicator').css('display', 'none');
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// Don't display errors from the stackPrefetch tool
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if (source === "stackPrefetch") {
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return;
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}
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var errorLoadingIndicator = elem.siblings('.imageViewerErrorLoadingIndicator');
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errorLoadingIndicator.css('display', 'block');
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var cleanedImageId = imageId;
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// This is just used to expand upon some error messages that are sent
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// when things fail. An example is a network error throwing the error
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// which is only described as "network".
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var errorDetails = {
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network: "A network error has occurred"
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// We need to expand this further when we see more obscure error messages
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};
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if (errorDetails.hasOwnProperty(error)) {
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error = errorDetails[error];
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}
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errorLoadingIndicator.find('.description').text("An error has occurred while loading image: " + cleanedImageId);
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if (error) {
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errorLoadingIndicator.find('.details').text("Details: " + error);
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}
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};
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Template.loadingIndicator.helpers({
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'percentComplete': function(e) {
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var percentComplete = Session.get('CornerstoneLoadProgress' + this.viewportIndex);
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if (percentComplete && percentComplete !== 100) {
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return percentComplete + '%';
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}
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}
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}); |