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also check page changes on UpdatePos event

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Qingping Hou
2013-01-09 16:45:11 +08:00
parent 789b5d57e2
commit 3a65a9ddde
1 changed files with 5 additions and 1 deletions
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6
frontend/ui/reader/readerrolling.lua
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@@ -2,6 +2,7 @@ require "ui/reader/readerpanning"
ReaderRolling = InputContainer:new{
old_doc_height = nil,
old_page = nil,
view_mode = "page",
current_pos = 0,
-- only used for page view mode
@@ -85,6 +86,7 @@ function ReaderRolling:init()
self.doc_height = self.ui.document.info.doc_height
self.old_doc_height = self.doc_height
self.old_page = self.ui.document.info.number_of_pages
end
function ReaderRolling:onReadSettings(config)
@@ -172,9 +174,11 @@ function ReaderRolling:onUpdatePos()
self.ui.document:_readMetadata()
-- update self.current_pos if the height of document has been changed.
local new_height = self.ui.document.info.doc_height
if self.old_doc_height ~= new_height then
local new_page = self.ui.document.info.number_of_pages
if self.old_doc_height ~= new_height or self.old_page ~= new_page then
self:gotoXPointer(self.ui.document:getXPointer())
self.old_doc_height = new_height
self.old_page = new_page
end
return true
end