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pdf2htmlEX
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get_active_page returns first visible page

This commit is contained in:
Lu Wang 2013-10-31 16:32:33 +08:00
parent f9c559857e
commit ac0e8ab893
2 changed files with 7 additions and 9 deletions
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2
share/manifest
View File

@ -50,6 +50,8 @@ $css
# entry point of pdf2htmlEX.Viewer
# You can override default configuration by passing an object to the constructor of Viewer
# Refer to DEFAULT_CONFIG in viewer.js for possible keys
# E.g.
# new pdf2htmlEX.Viewer({ 'preload_pages' : 1 });
@pdf2htmlEX.min.js
"""
<script>

14
share/pdf2htmlEX.js.in
View File

@ -534,17 +534,13 @@
this.scroll_to(this.page_map[active_page.n], [0,0]);
},
// TODO: preserve active_page idx after rescaling
get_active_page : function () {
// get page that are on the center of the view //TODO better on top?!
var y_center = this.$container.offset().top + this.$container.height() / 2;
var pl = this.pages;
var last_page = -1;
for(var i = 0, l = pl.length; i < l; ++i) {
if (pl[i].$p.offset().top > y_center)
break;
last_page = i;
if (pl[i].is_visible())
return pl[i];
}
return pl[last_page];
return;
},
get_containing_page : function(obj) {
@ -568,7 +564,7 @@
// cur_page might be undefined, e.g. from Outline
var cur_page = _.get_containing_page(t);
if(cur_page !== undefined)
if(cur_page)
{
cur_pos = cur_page.position();
//get the coordinates in default user system