Sakurai/pdf.js
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix coding style in page_view.js

Browse Source
This commit is contained in:
Jonas Jenwald 2013-09-20 09:28:03 +02:00
parent cebf3c60e2
commit 2cf2eb0dfc
1 changed files with 81 additions and 77 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

158
web/page_view.js
View File

@ -87,8 +87,9 @@ var PageView = function pageView(container, id, scale,
div.style.width = Math.floor(this.viewport.width) + 'px';
div.style.height = Math.floor(this.viewport.height) + 'px';
while (div.hasChildNodes())
while (div.hasChildNodes()) {
div.removeChild(div.lastChild);
}
div.removeAttribute('data-loaded');
this.annotationLayer = null;
@ -121,8 +122,9 @@ var PageView = function pageView(container, id, scale,
function bindLink(link, dest) {
link.href = PDFView.getDestinationHash(dest);
link.onclick = function pageViewSetupLinksOnclick() {
if (dest)
if (dest) {
PDFView.navigateTo(dest);
}
return false;
};
link.className = 'internalLink';
@ -236,83 +238,83 @@ var PageView = function pageView(container, id, scale,
};
this.scrollIntoView = function pageViewScrollIntoView(dest) {
if (PDFView.isPresentationMode) { // Avoid breaking presentation mode.
dest = null;
}
if (!dest) {
scrollIntoView(div);
if (PDFView.isPresentationMode) { // Avoid breaking presentation mode.
dest = null;
}
if (!dest) {
scrollIntoView(div);
return;
}
var x = 0, y = 0;
var width = 0, height = 0, widthScale, heightScale;
var scale = 0;
switch (dest[1].name) {
case 'XYZ':
x = dest[2];
y = dest[3];
scale = dest[4];
// If x and/or y coordinates are not supplied, default to
// _top_ left of the page (not the obvious bottom left,
// since aligning the bottom of the intended page with the
// top of the window is rarely helpful).
x = x !== null ? x : 0;
y = y !== null ? y : this.height / this.scale;
break;
case 'Fit':
case 'FitB':
scale = 'page-fit';
break;
case 'FitH':
case 'FitBH':
y = dest[2];
scale = 'page-width';
break;
case 'FitV':
case 'FitBV':
x = dest[2];
scale = 'page-height';
break;
case 'FitR':
x = dest[2];
y = dest[3];
width = dest[4] - x;
height = dest[5] - y;
widthScale = (PDFView.container.clientWidth - SCROLLBAR_PADDING) /
width / CSS_UNITS;
heightScale = (PDFView.container.clientHeight - SCROLLBAR_PADDING) /
height / CSS_UNITS;
scale = Math.min(widthScale, heightScale);
break;
default:
return;
}
}
var x = 0, y = 0;
var width = 0, height = 0, widthScale, heightScale;
var scale = 0;
switch (dest[1].name) {
case 'XYZ':
x = dest[2];
y = dest[3];
scale = dest[4];
// If x and/or y coordinates are not supplied, default to
// _top_ left of the page (not the obvious bottom left,
// since aligning the bottom of the intended page with the
// top of the window is rarely helpful).
x = x !== null ? x : 0;
y = y !== null ? y : this.height / this.scale;
break;
case 'Fit':
case 'FitB':
scale = 'page-fit';
break;
case 'FitH':
case 'FitBH':
y = dest[2];
scale = 'page-width';
break;
case 'FitV':
case 'FitBV':
x = dest[2];
scale = 'page-height';
break;
case 'FitR':
x = dest[2];
y = dest[3];
width = dest[4] - x;
height = dest[5] - y;
widthScale = (PDFView.container.clientWidth - SCROLLBAR_PADDING) /
width / CSS_UNITS;
heightScale = (PDFView.container.clientHeight - SCROLLBAR_PADDING) /
height / CSS_UNITS;
scale = Math.min(widthScale, heightScale);
break;
default:
return;
}
if (scale && scale !== PDFView.currentScale) {
PDFView.parseScale(scale, true, true);
} else if (PDFView.currentScale === UNKNOWN_SCALE) {
PDFView.parseScale(DEFAULT_SCALE, true, true);
}
if (scale && scale !== PDFView.currentScale) {
PDFView.parseScale(scale, true, true);
} else if (PDFView.currentScale === UNKNOWN_SCALE) {
PDFView.parseScale(DEFAULT_SCALE, true, true);
}
if (scale === 'page-fit' && !dest[4]) {
scrollIntoView(div);
return;
}
if (scale === 'page-fit' && !dest[4]) {
scrollIntoView(div);
return;
}
var boundingRect = [
this.viewport.convertToViewportPoint(x, y),
this.viewport.convertToViewportPoint(x + width, y + height)
];
setTimeout(function pageViewScrollIntoViewRelayout() {
// letting page to re-layout before scrolling
var scale = PDFView.currentScale;
var x = Math.min(boundingRect[0][0], boundingRect[1][0]);
var y = Math.min(boundingRect[0][1], boundingRect[1][1]);
var width = Math.abs(boundingRect[0][0] - boundingRect[1][0]);
var height = Math.abs(boundingRect[0][1] - boundingRect[1][1]);
var boundingRect = [
this.viewport.convertToViewportPoint(x, y),
this.viewport.convertToViewportPoint(x + width, y + height)
];
setTimeout(function pageViewScrollIntoViewRelayout() {
// letting page to re-layout before scrolling
var scale = PDFView.currentScale;
var x = Math.min(boundingRect[0][0], boundingRect[1][0]);
var y = Math.min(boundingRect[0][1], boundingRect[1][1]);
var width = Math.abs(boundingRect[0][0] - boundingRect[1][0]);
var height = Math.abs(boundingRect[0][1] - boundingRect[1][1]);
scrollIntoView(div, {left: x, top: y, width: width, height: height});
}, 0);
scrollIntoView(div, {left: x, top: y, width: width, height: height});
}, 0);
};
this.getTextContent = function pageviewGetTextContent() {
@ -445,8 +447,9 @@ var PageView = function pageView(container, id, scale,
self.stats = pdfPage.stats;
self.updateStats();
if (self.onAfterDraw)
if (self.onAfterDraw) {
self.onAfterDraw();
}
cache.push(self);
@ -547,10 +550,11 @@ var PageView = function pageView(container, id, scale,
console.error(error);
// Tell the printEngine that rendering this canvas/page has failed.
// This will make the print proces stop.
if ('abort' in obj)
if ('abort' in obj) {
obj.abort();
else
} else {
obj.done();
}
self.pdfPage.destroy();
});
};