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Merge pull request #14794 from Snuffleupagus/BaseViewer-update-isInPresentationMode

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Remove the PresentationMode special-case from `BaseViewer.update`
This commit is contained in:
Tim van der Meij 2022-04-20 19:46:53 +02:00 committed by GitHub
commit 5e8b2e5d25
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 26 additions and 29 deletions
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55
web/base_viewer.js
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@ -354,7 +354,7 @@ class BaseViewer {
_setCurrentPageNumber(val, resetCurrentPageView = false) {
if (this._currentPageNumber === val) {
if (resetCurrentPageView) {
this._resetCurrentPageView();
this.#resetCurrentPageView();
}
return true;
}
@ -373,7 +373,7 @@ class BaseViewer {
});
if (resetCurrentPageView) {
this._resetCurrentPageView();
this.#resetCurrentPageView();
}
return true;
}
@ -946,12 +946,11 @@ class BaseViewer {
this.update();
}
_scrollIntoView({ pageDiv, pageSpot = null, pageNumber = null }) {
_scrollIntoView({ pageDiv, pageNumber, pageSpot = null }) {
if (this._scrollMode === ScrollMode.PAGE) {
if (pageNumber) {
// Ensure that `this._currentPageNumber` is correct.
this._setCurrentPageNumber(pageNumber);
}
// Ensure that `this._currentPageNumber` is correct.
this._setCurrentPageNumber(pageNumber);
this.#ensurePageViewVisible();
// Ensure that rendering always occurs, to avoid showing a blank page,
// even if the current position doesn't change when the page is scrolled.
@ -1122,16 +1121,17 @@ class BaseViewer {
/**
* Refreshes page view: scrolls to the current page and updates the scale.
* @private
*/
_resetCurrentPageView() {
#resetCurrentPageView() {
const pageNumber = this._currentPageNumber;
if (this.isInPresentationMode) {
// Fixes the case when PDF has different page sizes.
this._setScale(this._currentScaleValue, true);
}
const pageView = this._pages[this._currentPageNumber - 1];
this._scrollIntoView({ pageDiv: pageView.div });
const pageView = this._pages[pageNumber - 1];
this._scrollIntoView({ pageDiv: pageView.div, pageNumber });
}
/**
@ -1349,28 +1349,25 @@ class BaseViewer {
this.renderingQueue.renderHighestPriority(visible);
if (!this.isInPresentationMode) {
const isSimpleLayout =
this._spreadMode === SpreadMode.NONE &&
(this._scrollMode === ScrollMode.PAGE ||
this._scrollMode === ScrollMode.VERTICAL);
let currentId = this._currentPageNumber;
let stillFullyVisible = false;
const isSimpleLayout =
this._spreadMode === SpreadMode.NONE &&
(this._scrollMode === ScrollMode.PAGE ||
this._scrollMode === ScrollMode.VERTICAL);
const currentId = this._currentPageNumber;
let stillFullyVisible = false;
for (const page of visiblePages) {
if (page.percent < 100) {
break;
}
if (page.id === currentId && isSimpleLayout) {
stillFullyVisible = true;
break;
}
for (const page of visiblePages) {
if (page.percent < 100) {
break;
}
if (!stillFullyVisible) {
currentId = visiblePages[0].id;
if (page.id === currentId && isSimpleLayout) {
stillFullyVisible = true;
break;
}
this._setCurrentPageNumber(currentId);
}
this._setCurrentPageNumber(
stillFullyVisible ? currentId : visiblePages[0].id
);
this._updateLocation(visible.first);
this.eventBus.dispatch("updateviewarea", {