this.mode = 1; //1, 2, 3
this.ui = 'full'; // UI mode
this.thumbScale = 10; // thumbnail default
- this.thumbRowBuffer = 4; // number of rows to pre-cache out a view
+ this.thumbRowBuffer = 4; // number of rows to pre-cache out a view
this.displayedIndices = [];
- this.displayedRows=[];
+ this.displayedRows=[];
//this.indicesToDisplay = [];
this.imgs = {};
this.prefetchedImgs = {}; //an object with numeric keys cooresponding to page index
GnuBook.prototype.init = function() {
var startIndex = undefined;
- this.pageScale = this.reduce; // preserve current reduce
+ this.pageScale = this.reduce; // preserve current reduce
// Find start index and mode if set in location hash
var params = this.paramsFromFragment(window.location.hash);
e.data.displayedIndices = [];
e.data.updateSearchHilites(); //deletes hilights but does not call remove()
e.data.loadLeafs();
- } else if (3 == e.data.mode){
- e.data.prepareThumbnailView();
+ } else if (3 == e.data.mode){
+ e.data.prepareThumbnailView();
} else {
//console.log('drawing 2 page view');
this.firstIndex = startIndex;
this.jumpToIndex(startIndex);
} else if (3 == this.mode) {
- this.firstIndex = startIndex;
- this.prepareThumbnailView();
- this.jumpToIndex(startIndex);
- } else {
+ this.firstIndex = startIndex;
+ this.prepareThumbnailView();
+ this.jumpToIndex(startIndex);
+ } else {
//this.resizePageView();
this.displayedIndices=[0];
GnuBook.prototype.drawLeafs = function() {
if (1 == this.mode) {
this.drawLeafsOnePage();
- } else if(3 == this.mode) {
- this.drawLeafsThumbnail();
+ } else if(3 == this.mode) {
+ this.drawLeafsThumbnail();
} else {
this.drawLeafsTwoPage();
}
//alert('drawing leafs!');
this.timer = null;
- var viewWidth = $('#GBcontainer').attr('scrollWidth') - 20; // width minus buffer
-
+ var viewWidth = $('#GBcontainer').attr('scrollWidth') - 20; // width minus buffer
+
//console.log('top=' + scrollTop + ' bottom='+scrollBottom);
- var i;
- var leafWidth;
- var leafHeight;
- var rightPos = 0;
- var bottomPos = 0;
- var maxRight = 0;
- var currentRow = 0;
- var leafIndex = 0;
- var leafMap = [];
-
- for (i=0; i<this.numLeafs; i++) {
- leafWidth = parseInt(this.getPageWidth(i)/this.reduce, 10);
- if (rightPos + (leafWidth + this.padding) > viewWidth){
- currentRow++;
- rightPos = 0;
- leafIndex = 0;
- }
-
- if (leafMap[currentRow]===undefined) { leafMap[currentRow] = {}; }
- if (leafMap[currentRow].leafs===undefined) {
- leafMap[currentRow].leafs = [];
- leafMap[currentRow].height = 0;
- leafMap[currentRow].top = 0;
- }
- leafMap[currentRow].leafs[leafIndex] = {};
- leafMap[currentRow].leafs[leafIndex].num = i;
- leafMap[currentRow].leafs[leafIndex].left = rightPos;
-
- leafHeight = parseInt(this.getPageHeight(leafMap[currentRow].leafs[leafIndex].num)/this.reduce, 10);
- if (leafHeight > leafMap[currentRow].height) { leafMap[currentRow].height = leafHeight; }
- if (leafIndex===0) { bottomPos += this.padding + leafMap[currentRow].height; }
- rightPos += leafWidth + this.padding;
- if (rightPos > maxRight) { maxRight = rightPos; }
- leafIndex++;
- }
-
- // reset the bottom position based on thumbnails
- $('#GBpageview').height(bottomPos);
-
- var pageViewBuffer = Math.floor(($('#GBcontainer').attr('scrollWidth') - maxRight) / 2) - 14;
- var scrollTop = $('#GBcontainer').attr('scrollTop');
+ var i;
+ var leafWidth;
+ var leafHeight;
+ var rightPos = 0;
+ var bottomPos = 0;
+ var maxRight = 0;
+ var currentRow = 0;
+ var leafIndex = 0;
+ var leafMap = [];
+
+ for (i=0; i<this.numLeafs; i++) {
+ leafWidth = parseInt(this.getPageWidth(i)/this.reduce, 10);
+ if (rightPos + (leafWidth + this.padding) > viewWidth){
+ currentRow++;
+ rightPos = 0;
+ leafIndex = 0;
+ }
+
+ if (leafMap[currentRow]===undefined) { leafMap[currentRow] = {}; }
+ if (leafMap[currentRow].leafs===undefined) {
+ leafMap[currentRow].leafs = [];
+ leafMap[currentRow].height = 0;
+ leafMap[currentRow].top = 0;
+ }
+ leafMap[currentRow].leafs[leafIndex] = {};
+ leafMap[currentRow].leafs[leafIndex].num = i;
+ leafMap[currentRow].leafs[leafIndex].left = rightPos;
+
+ leafHeight = parseInt(this.getPageHeight(leafMap[currentRow].leafs[leafIndex].num)/this.reduce, 10);
+ if (leafHeight > leafMap[currentRow].height) { leafMap[currentRow].height = leafHeight; }
+ if (leafIndex===0) { bottomPos += this.padding + leafMap[currentRow].height; }
+ rightPos += leafWidth + this.padding;
+ if (rightPos > maxRight) { maxRight = rightPos; }
+ leafIndex++;
+ }
+
+ // reset the bottom position based on thumbnails
+ $('#GBpageview').height(bottomPos);
+
+ var pageViewBuffer = Math.floor(($('#GBcontainer').attr('scrollWidth') - maxRight) / 2) - 14;
+ var scrollTop = $('#GBcontainer').attr('scrollTop');
var scrollBottom = scrollTop + $('#GBcontainer').height();
- var leafTop = 0;
- var leafBottom = 0;
- var rowsToDisplay = [];
+ var leafTop = 0;
+ var leafBottom = 0;
+ var rowsToDisplay = [];
for (i=0; i<leafMap.length; i++) {
- leafBottom += this.padding + leafMap[i].height;
+ leafBottom += this.padding + leafMap[i].height;
var topInView = (leafTop >= scrollTop) && (leafTop <= scrollBottom);
var bottomInView = (leafBottom >= scrollTop) && (leafBottom <= scrollBottom);
var middleInView = (leafTop <=scrollTop) && (leafBottom>=scrollBottom);
if (topInView | bottomInView | middleInView) {
//console.log('row to display: ' + j);
- rowsToDisplay.push(i);
+ rowsToDisplay.push(i);
}
- if(leafTop > leafMap[i].top) { leafMap[i].top = leafTop; }
- leafTop = leafBottom;
+ if(leafTop > leafMap[i].top) { leafMap[i].top = leafTop; }
+ leafTop = leafBottom;
}
-
- var firstRow = rowsToDisplay[0];
- var lastRow = rowsToDisplay[rowsToDisplay.length-1];
- for (i=1; i<this.thumbRowBuffer+1; i++) {
- if (firstRow-i >= 0) { rowsToDisplay.unshift(firstRow-i); }
- if (lastRow+i < leafMap.length) { rowsToDisplay.push(lastRow+i); }
- }
+
+ var firstRow = rowsToDisplay[0];
+ var lastRow = rowsToDisplay[rowsToDisplay.length-1];
+ for (i=1; i<this.thumbRowBuffer+1; i++) {
+ if (firstRow-i >= 0) { rowsToDisplay.unshift(firstRow-i); }
+ if (lastRow+i < leafMap.length) { rowsToDisplay.push(lastRow+i); }
+}
// Update hash, but only if we're currently displaying a leaf
// Hack that fixes #365790
this.updateLocationHash();
}
- var j;
- var row;
- var left;
- var index;
- var div;
- var link;
- var img;
+ var j;
+ var row;
+ var left;
+ var index;
+ var div;
+ var link;
+ var img;
for (i=0; i<rowsToDisplay.length; i++) {
- if (-1 == jQuery.inArray(rowsToDisplay[i], this.displayedRows)) {
- row = rowsToDisplay[i];
-
-
- for (j=0; j<leafMap[row].leafs.length; j++) {
- index = leafMap[row].leafs[j].num;
-
- leafWidth = parseInt(this.getPageWidth(index)/this.reduce, 10);
- leafHeight = parseInt(this.getPageHeight(index)/this.reduce, 10);
- leafTop = leafMap[row].top;
- left = leafMap[row].leafs[j].left + pageViewBuffer;
-
- div = document.createElement("div");
- div.id = 'pagediv'+index;
- div.style.position = "absolute";
- div.className = "GBpagedivthumb";
-
- left += this.padding;
- $(div).css('top', leafTop + 'px');
- $(div).css('left', left+'px');
- $(div).css('width', leafWidth+'px');
- $(div).css('height', leafHeight+'px');
- //$(div).text('loading...');
-
- // link to page in single page mode
- link = document.createElement("a");
- link.href = '#page/' + (this.getPageNum(index)) +'/mode/1up' ;
- $(div).append(link);
-
- $('#GBpageview').append(div);
-
- img = document.createElement("img");
- img.src = this.getPageURI(index);
- $(img).css('width', leafWidth+'px');
- $(img).css('height', leafHeight+'px');
- img.style.border = "0";
- $(link).append(img);
- //console.log('displaying thumbnail: ' + leafMap[j]);
- }
- }
- }
-
-
- // remove previous highlights
- if ($('.GBpagedivthumb_highlight').length>0) {
- div = $('.GBpagedivthumb_highlight')
- div.attr({className: 'GBpagedivthumb' });
- }
- // highlight current page
- $('#pagediv'+this.currentIndex()).attr({className: 'GBpagedivthumb_highlight' });
-
- var k;
- for (i=0; i<this.displayedRows.length; i++) {
- if (-1 == jQuery.inArray(this.displayedRows[i], rowsToDisplay)) {
- row = this.displayedRows[i];
- for (k=0; k<leafMap[row].leafs.length; k++) {
- index = leafMap[row].leafs[k].num;
- //console.log('Removing leaf ' + index);
- $('#pagediv'+index).remove();
- }
- } else {
-
- //console.log('NOT Removing leaf ' + this.displayedIndices[i]);
- }
- }
+ if (-1 == jQuery.inArray(rowsToDisplay[i], this.displayedRows)) {
+ row = rowsToDisplay[i];
+
+ for (j=0; j<leafMap[row].leafs.length; j++) {
+ index = leafMap[row].leafs[j].num;
+
+ leafWidth = parseInt(this.getPageWidth(index)/this.reduce, 10);
+ leafHeight = parseInt(this.getPageHeight(index)/this.reduce, 10);
+ leafTop = leafMap[row].top;
+ left = leafMap[row].leafs[j].left + pageViewBuffer;
+
+ div = document.createElement("div");
+ div.id = 'pagediv'+index;
+ div.style.position = "absolute";
+ div.className = "GBpagedivthumb";
+
+ left += this.padding;
+ $(div).css('top', leafTop + 'px');
+ $(div).css('left', left+'px');
+ $(div).css('width', leafWidth+'px');
+ $(div).css('height', leafHeight+'px');
+ //$(div).text('loading...');
+
+ // link to page in single page mode
+ link = document.createElement("a");
+ link.href = '#page/' + (this.getPageNum(index)) +'/mode/1up' ;
+ $(div).append(link);
+
+ $('#GBpageview').append(div);
+
+ img = document.createElement("img");
+ img.src = this.getPageURI(index);
+ $(img).css('width', leafWidth+'px');
+ $(img).css('height', leafHeight+'px');
+ img.style.border = "0";
+ $(link).append(img);
+ //console.log('displaying thumbnail: ' + leafMap[j]);
+ }
+ }
+ }
+
+ // remove previous highlights
+ if ($('.GBpagedivthumb_highlight').length>0) {
+ div = $('.GBpagedivthumb_highlight')
+ div.attr({className: 'GBpagedivthumb' });
+ }
+ // highlight current page
+ $('#pagediv'+this.currentIndex()).attr({className: 'GBpagedivthumb_highlight' });
+
+ var k;
+ for (i=0; i<this.displayedRows.length; i++) {
+ if (-1 == jQuery.inArray(this.displayedRows[i], rowsToDisplay)) {
+ row = this.displayedRows[i];
+ for (k=0; k<leafMap[row].leafs.length; k++) {
+ index = leafMap[row].leafs[k].num;
+ //console.log('Removing leaf ' + index);
+ $('#pagediv'+index).remove();
+ }
+ } else {
+
+ //console.log('NOT Removing leaf ' + this.displayedIndices[i]);
+ }
+ }
this.displayedRows = rowsToDisplay.slice();
} else {
$("#GBpagenum").val('');
}
-
- this.updateToolbarZoom(this.reduce);
+
+ this.updateToolbarZoom(this.reduce);
}
// drawLeafsTwoPage()
}
this.twoPage.autofit = newZoom.autofit;
this.reduce = newZoom.reduce;
- this.pageScale = this.reduce; // preserve current reduce
-
+ this.pageScale = this.reduce; // preserve current reduce
+
// Preserve view center position
var oldCenter = this.twoPageGetViewCenter();
}
} else if (3 == this.mode){
- var viewWidth = $('#GBcontainer').attr('scrollWidth') - 20; // width minus buffer
- var i;
- var leafWidth = 0;
- var leafHeight = 0;
- var rightPos = 0;
- var bottomPos = 0;
- var rowHeight = 0;
- var leafTop = 0;
- var leafIndex = 0;
-
- for (i=0; i<(index+1); i++) {
- leafWidth = parseInt(this.getPageWidth(i)/this.reduce, 10);
- if (rightPos + (leafWidth + this.padding) > viewWidth){
- rightPos = 0;
- rowHeight = 0;
- leafIndex = 0;
- }
- leafHeight = parseInt(this.getPageHeight(i)/this.reduce, 10);
- if(leafHeight > rowHeight) { rowHeight = leafHeight; }
- if (leafIndex==0) { leafTop = bottomPos; }
- if (leafIndex==0) { bottomPos += this.padding + rowHeight; }
- rightPos += leafWidth + this.padding;
- leafIndex++;
- }
- this.firstIndex=index;
- if ($('#GBcontainer').attr('scrollTop') == leafTop) {
- this.loadLeafs();
- } else {
- $('#GBcontainer').animate({scrollTop: leafTop },'fast');
- }
- } else {
+ var viewWidth = $('#GBcontainer').attr('scrollWidth') - 20; // width minus buffer
+ var i;
+ var leafWidth = 0;
+ var leafHeight = 0;
+ var rightPos = 0;
+ var bottomPos = 0;
+ var rowHeight = 0;
+ var leafTop = 0;
+ var leafIndex = 0;
+
+ for (i=0; i<(index+1); i++) {
+ leafWidth = parseInt(this.getPageWidth(i)/this.reduce, 10);
+ if (rightPos + (leafWidth + this.padding) > viewWidth){
+ rightPos = 0;
+ rowHeight = 0;
+ leafIndex = 0;
+ }
+ leafHeight = parseInt(this.getPageHeight(i)/this.reduce, 10);
+ if(leafHeight > rowHeight) { rowHeight = leafHeight; }
+ if (leafIndex==0) { leafTop = bottomPos; }
+ if (leafIndex==0) { bottomPos += this.padding + rowHeight; }
+ rightPos += leafWidth + this.padding;
+ leafIndex++;
+ }
+ this.firstIndex=index;
+ if ($('#GBcontainer').attr('scrollTop') == leafTop) {
+ this.loadLeafs();
+ } else {
+ $('#GBcontainer').animate({scrollTop: leafTop },'fast');
+ }
+ } else {
var i;
var leafTop = 0;
var leafLeft = 0;
h = parseInt(this._getPageHeight(i)/this.reduce);
leafTop += h + this.padding;
}
-
+
if (pageY) {
//console.log('pageY ' + pageY);
var offset = parseInt( (pageY) / this.reduce);
//console.log( 'jumping to ' + leafTop + ' ' + offset);
leafTop += offset;
}
-
+
if (pageX) {
var offset = parseInt( (pageX) / this.reduce);
offset -= $('#GBcontainer').attr('clientWidth') >> 1;
leafLeft += offset;
- }
+ }
//$('#GBcontainer').attr('scrollTop', leafTop);
$('#GBcontainer').animate({scrollTop: leafTop, scrollLeft: leafLeft },'fast');
this.mode = mode;
this.switchToolbarMode(mode);
- // reinstate scale if moving from thumbnail view
- if (this.pageScale != this.reduce) this.reduce = this.pageScale;
+ // reinstate scale if moving from thumbnail view
+ if (this.pageScale != this.reduce) this.reduce = this.pageScale;
// $$$ TODO preserve center of view when switching between mode
// See https://bugs.edge.launchpad.net/gnubook/+bug/416682
this.reduce = this.quantizeReduce(this.reduce);
this.prepareOnePageView();
} else if (3 == mode) {
- this.reduce = this.quantizeReduce(this.reduce);
+ this.reduce = this.quantizeReduce(this.reduce);
this.prepareThumbnailView();
- this.jumpToIndex(this.currentIndex());
+ this.jumpToIndex(this.currentIndex());
} else {
this.twoPage.autofit = false; // Take zoom level from other mode
this.reduce = this.quantizeReduce(this.reduce);
+ " <span class='label'>Zoom: <span id='GBzoom'>"+parseInt(100/this.reduce)+"</span></span></div>"
+ " <button class='GBicon rollover one_page_mode' onclick='gb.switchMode(1); return false;'/>"
+ " <button class='GBicon rollover two_page_mode' onclick='gb.switchMode(2); return false;'/>"
- + " <button class='GBicon rollover thumbnail_mode' onclick='gb.switchMode(3); return false;'/>"
+ + " <button class='GBicon rollover thumbnail_mode' onclick='gb.switchMode(3); return false;'/>"
+ "</span>"
+ "<span id='#GBbooktitle'>"
'.zoom_out': 'Zoom out',
'.one_page_mode': 'One-page view',
'.two_page_mode': 'Two-page view',
- '.thumbnail_mode': 'Thumbnail view',
+ '.thumbnail_mode': 'Thumbnail view',
'.print': 'Print this page',
'.embed': 'Embed bookreader',
'.book_left': 'Flip left',
if (1 == mode) {
// 1-up
- $('#GBtoolbar .GBtoolbarzoom').show().css('display', 'inline');
+ $('#GBtoolbar .GBtoolbarzoom').show().css('display', 'inline');
$('#GBtoolbar .GBtoolbarmode2').hide();
$('#GBtoolbar .GBtoolbarmode3').hide();
$('#GBtoolbar .GBtoolbarmode1').show().css('display', 'inline');
} else if (2 == mode) {
// 2-up
- $('#GBtoolbar .GBtoolbarzoom').show().css('display', 'inline');
+ $('#GBtoolbar .GBtoolbarzoom').show().css('display', 'inline');
$('#GBtoolbar .GBtoolbarmode1').hide();
$('#GBtoolbar .GBtoolbarmode3').hide();
$('#GBtoolbar .GBtoolbarmode2').show().css('display', 'inline');
- } else {
- // 3-up
- $('#GBtoolbar .GBtoolbarzoom').hide();
+ } else {
+ // 3-up
+ $('#GBtoolbar .GBtoolbarzoom').hide();
$('#GBtoolbar .GBtoolbarmode2').hide();
$('#GBtoolbar .GBtoolbarmode1').hide();
$('#GBtoolbar .GBtoolbarmode3').show().css('display', 'inline');