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bugfix: make a fresh copy of Geom before transforming

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This commit is contained in:
chrox
2013-06-16 18:59:11 +08:00
parent c116b34e71
commit 8ae528629c
1 changed files with 2 additions and 2 deletions
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4
frontend/ui/reader/readerview.lua
View File

@@ -237,7 +237,7 @@ end
function ReaderView:getScrollPageRect(page, rect_p)
local rect_s = Geom:new{}
for _, state in ipairs(self.page_states) do
local trans_p = Geom:new(rect_p)
local trans_p = Geom:new(rect_p):copy()
trans_p:transformByScale(state.zoom, state.zoom)
if page == state.page and state.visible_area:contains(trans_p) then
rect_s.x = rect_s.x + state.offset.x + trans_p.x - state.visible_area.x
@@ -287,7 +287,7 @@ end
function ReaderView:getSinglePageRect(rect_p)
local rect_s = Geom:new{}
local trans_p = Geom:new(rect_p)
local trans_p = Geom:new(rect_p):copy()
trans_p:transformByScale(self.state.zoom, self.state.zoom)
if self.visible_area:contains(trans_p) then
rect_s.x = self.state.offset.x + trans_p.x - self.visible_area.x