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Using hardware acceleration for thumbnails dragging

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This commit is contained in:
Bruno Alves de Faria 2017-11-22 14:08:30 -02:00
parent 2baf70f14c
commit f7770d2b06
1 changed files with 18 additions and 18 deletions
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36
Packages/ohif-viewerbase/client/lib/thumbnailDragHandlers.js
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@ -86,15 +86,9 @@ const thumbnailDragStartHandler = (event, data) => {
'z-index': 100000
});
if (useTransform === true) {
// This sets the default style properties of the cloned element so it is
// ready to be dragged around the page
$clone.css({
left: cursorX - diff.x,
position: 'fixed',
top: cursorY - diff.y,
});
} else {
// This sets the default style properties of the cloned element so it is
// ready to be dragged around the page
if (useTransform) {
const viewerHeight = $('#viewer').height();
const headerHeight = $('.header').outerHeight();
const heightDiff = viewerHeight + headerHeight;
@ -107,6 +101,12 @@ const thumbnailDragStartHandler = (event, data) => {
const translation = `translate(${positionX}px, ${positionY}px)`;
OHIF.ui.styleProperty.set($clone.get(0), 'transform', translation);
} else {
$clone.css({
left: cursorX - diff.x,
position: 'fixed',
top: cursorY - diff.y,
});
}
};
@ -135,21 +135,21 @@ const thumbnailDragHandler = event => {
'z-index': 100000
});
if (useTransform === true) {
// This sets the default style properties of the cloned element so it is
// ready to be dragged around the page
$clone.css({
left: cursorX - diff.x,
position: 'fixed',
top: cursorY - diff.y,
});
} else {
// This sets the default style properties of the cloned element so it is
// ready to be dragged around the page
if (useTransform) {
const heightDiff = $clone.data('heightDiff');
const positionX = cursorX - diff.x;
const positionY = cursorY - diff.y - heightDiff;
const translation = `translate(${positionX}px, ${positionY}px)`;
OHIF.ui.styleProperty.set($clone.get(0), 'transform', translation);
} else {
$clone.css({
left: cursorX - diff.x,
position: 'fixed',
top: cursorY - diff.y,
});
}
// Identify the element below the current cursor position