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Merge pull request #1051 from gontofe/cover_screensaver

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Added option for proportional cover image screensaver
This commit is contained in:
Huang Xin
2014-10-26 23:37:15 +08:00
parent 2dcf65c912 79cb75b153
commit 3484920718
2 changed files with 54 additions and 3 deletions
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10
frontend/apps/reader/modules/readermenu.lua
View File

@@ -155,6 +155,16 @@ function ReaderMenu:setUpdateItemTable()
self.ui:saveSettings()
end
})
local proportional = self.ui.doc_settings:readSetting("proportional_screensaver") or false
table.insert(self.tab_item_table.typeset, {
text = _("Display proportional cover image in screensaver"),
checked_func = function() return (self.ui.doc_settings:readSetting("proportional_screensaver") or false) end,
callback = function()
local proportional = self.ui.doc_settings:readSetting("proportional_screensaver") or false
self.ui.doc_settings:saveSetting("proportional_screensaver", not proportional)
self.ui:saveSettings()
end
})
end
end

47
frontend/ui/screensaver.lua
View File

@@ -10,15 +10,56 @@ local Screensaver = {
function Screensaver:getCoverImage(file)
local ImageWidget = require("ui/widget/imagewidget")
local CenterContainer = require("ui/widget/container/centercontainer")
local FrameContainer = require("ui/widget/container/framecontainer")
local AlphaContainer = require("ui/widget/container/alphacontainer")
local image_height
local image_width
local screen_height = Screen:getHeight()
local screen_width = Screen:getWidth()
local doc = DocumentRegistry:openDocument(file)
if doc then
local image = doc:getCoverPageImage()
doc:close()
local lastfile = G_reader_settings:readSetting("lastfile")
local data = DocSettings:open(lastfile)
local proportional_cover = data:readSetting("proportional_screensaver")
if image then
return ImageWidget:new{
if proportional_cover then
image_height = image:getHeight()
image_width = image:getWidth()
local image_ratio = image_width / image_height
local screen_ratio = screen_width / screen_height
if image_ratio < 1 then
image_height = screen_height
image_width = image_height * image_ratio
else
image_width = screen_width
image_height = image_width / image_ratio
end
else
image_height = screen_height
image_width = screen_width
end
local image_widget = ImageWidget:new{
image = image,
width = Screen:getWidth(),
height = Screen:getHeight(),
width = image_width,
height = image_height,
}
return AlphaContainer:new{
alpha = 1,
height = screen_height,
width = screen_width,
CenterContainer:new{
dimen = Screen:getSize(),
FrameContainer:new{
bordersize = 0,
padding = 0,
height = screen_height,
width = screen_width,
image_widget
}
}
}
end
end