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koreader/frontend/ui/widget/container/centercontainer.lua
Frans de Jonge a2dcfe9aec
[doc] Tag @todo, @fixme and @warning (#5244)
This commit standardizes the various todos around the code a bit in a manner recognized by LDoc.

Besides drawing more attention by being displayed in the developer docs, they're also extractable with LDoc on the command line:

```sh
ldoc --tags todo,fixme *.lua
```

However, whether that particular usage offers any advantage over other search tools is questionable at best.

* and some random beautification
2019-08-23 19:53:53 +02:00

28 lines
821 B
Lua

--[[--
CenterContainer centers its content (1 widget) within its own dimensions
--]]
local WidgetContainer = require("ui/widget/container/widgetcontainer")
local CenterContainer = WidgetContainer:new()
function CenterContainer:paintTo(bb, x, y)
local content_size = self[1]:getSize()
--- @fixme
-- if content_size.w > self.dimen.w or content_size.h > self.dimen.h then
-- throw error? paint to scrap buffer and blit partially?
-- for now, we ignore this
-- end
local x_pos = x
local y_pos = y
if self.ignore ~= "height" then
y_pos = y + math.floor((self.dimen.h - content_size.h)/2)
end
if self.ignore ~= "width" then
x_pos = x + math.floor((self.dimen.w - content_size.w)/2)
end
self[1]:paintTo(bb, x_pos, y_pos)
end
return CenterContainer