ohif-viewer/Packages/ohif-viewerbase/client/lib/resizeViewportElements.js

92 lines
3.5 KiB
JavaScript

let resizeTimer;
handleResize = function() {
// Avoid doing DOM manipulation during the resize handler
// because it is fired very often.
// Resizing is therefore performed 100 ms after the resize event stops.
clearTimeout(resizeTimer);
resizeTimer = setTimeout(() => {
resizeViewportElements();
}, 100);
};
const repositionStudySeriesQuickSwitch = () => {
const activeTab = Session.get('activeContentId');
if(activeTab === 'viewerTab') {
const nViewports = window.layoutManager.viewportData.length;
if(nViewports && nViewports > 1) {
const leftSidebar = $('#viewer .sidebar-left.sidebar-open');
const rightSidebar = $('#viewer .sidebar-right.sidebar-open');
const leftQuickSwitch = $('.quickSwitchWrapper.left');
const rightQuickSwitch = $('.quickSwitchWrapper.right');
const hasLeftSidebar = leftSidebar.length > 0;
const hasRightSidebar = rightSidebar.length > 0;
rightQuickSwitch.removeClass('left-sidebar-only');
leftQuickSwitch.removeClass('right-sidebar-only');
let leftOffset = 0;
if(hasLeftSidebar) {
leftOffset = ( leftSidebar.width()/$(window).width() ) * 100;
if(!hasRightSidebar) {
rightQuickSwitch.addClass('left-sidebar-only');
}
}
if(hasRightSidebar && !hasLeftSidebar) {
leftQuickSwitch.addClass('right-sidebar-only');
}
const leftPosition = ( ($('#imageViewerViewports').width() / nViewports) / $(window).width() ) * 100 + leftOffset;
const rightPosition = 100 - leftPosition;
leftQuickSwitch.css('right', rightPosition + '%');
rightQuickSwitch.css('left', leftPosition + '%');
}
}
};
// Resize viewport elements
resizeViewportElements = function() {
const viewportResizeTimer = setTimeout(() => {
repositionStudySeriesQuickSwitch();
const elements = $('.imageViewerViewport').not('.empty');
elements.each((index, element) => {
let enabledElement;
try {
enabledElement = cornerstone.getEnabledElement(element);
} catch(error) {
return;
}
cornerstone.resize(element, true);
if (enabledElement.fitToWindow === false) {
const imageId = enabledElement.image.imageId;
const instance = cornerstoneTools.metaData.get('instance', imageId);
const instanceClassViewport = getInstanceClassDefaultViewport(instance, enabledElement, imageId);
cornerstone.setViewport(element, instanceClassViewport);
}
// TODO= Refactor this into separate scrollbar resize function
const currentOverlay = $(element).siblings('.imageViewerViewportOverlay');
const imageControls = currentOverlay.find('.imageControls');
currentOverlay.find('.imageControls').height($(element).height());
// Set it's width to its parent's height
// (because webkit is stupid and can't style vertical sliders)
const scrollbar = currentOverlay.find('#scrollbar');
scrollbar.height(scrollbar.parent().height() - 20);
const currentImageSlider = currentOverlay.find('#imageSlider');
const overlayHeight = currentImageSlider.parent().height();
currentImageSlider.width(overlayHeight);
});
}, 1);
};