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Move the isPortraitOrientation helper function from web/base_viewer.js to web/ui_utils.js

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A couple of basic unit-tests are added, and a manual `isLandscape` check (in `web/base_viewer.js`) is also converted to use the helper function instead.
This commit is contained in:
Jonas Jenwald 2018-03-20 13:25:13 +01:00
parent 5c1a16ba6e
commit 77d025dc14
3 changed files with 33 additions and 11 deletions
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5
web/ui_utils.js
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@ -439,6 +439,10 @@ function isValidRotation(angle) {
return Number.isInteger(angle) && angle % 90 === 0;
}
function isPortraitOrientation(size) {
return size.width <= size.height;
}
function cloneObj(obj) {
let result = Object.create(null);
for (let i in obj) {
@ -642,6 +646,7 @@ export {
SCROLLBAR_PADDING,
VERTICAL_PADDING,
isValidRotation,
isPortraitOrientation,
isFileSchema,
cloneObj,
PresentationModeState,