yetangitu/pdf.js
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Changed the zoom input to utilize a pre-populated combo box.

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This commit is contained in:
Justin D'Arcangelo 2011-06-19 14:54:13 -04:00
parent 9477df21ce
commit cf0e22ffaf
5 changed files with 106 additions and 7 deletions
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40
multi-page-viewer.js
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@ -8,9 +8,10 @@ var PDFViewer = {
element: null,
pageNumberInput: null,
previousPageButton: null,
nextPageButton: null,
pageNumberInput: null,
scaleInput: null,
willJumpToPage: false,
@ -158,6 +159,8 @@ var PDFViewer = {
PDFViewer.drawPage(1);
}
}
PDFViewer.scaleInput.value = Math.floor(PDFViewer.scale * 100) + '%';
},
goToPage: function(num) {
@ -317,13 +320,40 @@ window.onload = function() {
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
};
var scaleInput = document.getElementById('scale');
scaleInput.onchange = function(evt) {
PDFViewer.changeScale(this.value);
PDFViewer.scaleInput = document.getElementById('scale');
PDFViewer.scaleInput.buttonElement = document.getElementById('scaleComboBoxButton');
PDFViewer.scaleInput.buttonElement.listElement = document.getElementById('scaleComboBoxList');
PDFViewer.scaleInput.onchange = function(evt) {
PDFViewer.changeScale(parseInt(this.value));
};
PDFViewer.scaleInput.buttonElement.onclick = function(evt) {
this.listElement.style.display = (this.listElement.style.display === 'block') ? 'none' : 'block';
};
PDFViewer.scaleInput.buttonElement.onmousedown = function(evt) {
if (this.className.indexOf('disabled') === -1) {
this.className = 'down';
}
};
PDFViewer.scaleInput.buttonElement.onmouseup = function(evt) {
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
};
PDFViewer.scaleInput.buttonElement.onmouseout = function(evt) {
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
};
var listItems = PDFViewer.scaleInput.buttonElement.listElement.getElementsByTagName('LI');
for (var i = 0; i < listItems.length; i++) {
var listItem = listItems[i];
listItem.onclick = function(evt) {
PDFViewer.changeScale(parseInt(this.innerHTML));
PDFViewer.scaleInput.buttonElement.listElement.style.display = 'none';
};
}
PDFViewer.pageNumber = parseInt(PDFViewer.queryParams.page) || PDFViewer.pageNumber;
PDFViewer.scale = parseInt(scaleInput.value) / 100 || 1.0;
PDFViewer.scale = parseInt(PDFViewer.scaleInput.value) / 100 || 1.0;
PDFViewer.open(PDFViewer.queryParams.file || PDFViewer.url);
window.onscroll = function(evt) {