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Change the scrollMode/spreadMode to "private" properties on BaseViewer instances

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This commit is contained in:
Jonas Jenwald 2018-06-29 14:14:11 +02:00
parent a9a93bd923
commit 9515f579c6
2 changed files with 14 additions and 14 deletions
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16
web/pdf_viewer.js
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@ -27,7 +27,7 @@ class PDFViewer extends BaseViewer {
const left = pageDiv.offsetLeft + pageDiv.clientLeft;
const right = left + pageDiv.clientWidth;
const { scrollLeft, clientWidth, } = this.container;
if (this.scrollMode === ScrollMode.HORIZONTAL ||
if (this._scrollMode === ScrollMode.HORIZONTAL ||
left < scrollLeft || right > scrollLeft + clientWidth) {
pageSpot = { left: 0, top: 0, };
}
@ -38,7 +38,7 @@ class PDFViewer extends BaseViewer {
_getVisiblePages() {
if (!this.isInPresentationMode) {
return getVisibleElements(this.container, this._pages, true,
this.scrollMode === ScrollMode.HORIZONTAL);
this._scrollMode === ScrollMode.HORIZONTAL);
}
// The algorithm in getVisibleElements doesn't work in all browsers and
// configurations when presentation mode is active.
@ -91,11 +91,11 @@ class PDFViewer extends BaseViewer {
// Used to ensure that pre-rendering of the next/previous page works
// correctly, since Scroll/Spread modes are ignored in Presentation Mode.
return (this.isInPresentationMode ?
false : this.scrollMode === ScrollMode.HORIZONTAL);
false : this._scrollMode === ScrollMode.HORIZONTAL);
}
setScrollMode(mode) {
if (mode === this.scrollMode) {
if (mode === this._scrollMode) {
return;
}
super.setScrollMode(mode);
@ -118,7 +118,7 @@ class PDFViewer extends BaseViewer {
}
_updateScrollModeClasses() {
const { scrollMode, viewer, } = this;
const scrollMode = this._scrollMode, viewer = this.viewer;
if (scrollMode === ScrollMode.HORIZONTAL) {
viewer.classList.add('scrollHorizontal');
@ -133,7 +133,7 @@ class PDFViewer extends BaseViewer {
}
setSpreadMode(mode) {
if (mode === this.spreadMode) {
if (mode === this._spreadMode) {
return;
}
super.setSpreadMode(mode);
@ -150,12 +150,12 @@ class PDFViewer extends BaseViewer {
// Temporarily remove all the pages from the DOM.
viewer.textContent = '';
if (this.spreadMode === SpreadMode.NONE) {
if (this._spreadMode === SpreadMode.NONE) {
for (let i = 0, iMax = pages.length; i < iMax; ++i) {
viewer.appendChild(pages[i].div);
}
} else {
const parity = this.spreadMode - 1;
const parity = this._spreadMode - 1;
let spread = null;
for (let i = 0, iMax = pages.length; i < iMax; ++i) {
if (spread === null) {