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koreader/frontend/ui/widget/linewidget.lua

40 lines
1.1 KiB
Lua

--[[--
Widget that displays a line.
]]
local Blitbuffer = require("ffi/blitbuffer")
local Widget = require("ui/widget/widget")
local LineWidget = Widget:new{
style = "solid",
background = Blitbuffer.COLOR_BLACK,
dimen = nil,
--- @todo Replay dirty hack here 13.03 2013 (houqp).
empty_segments = nil,
}
function LineWidget:paintTo(bb, x, y)
if self.style == "none" then return end
if self.style == "dashed" then
for i = 0, self.dimen.w - 20, 20 do
bb:paintRect(x + i, y,
16, self.dimen.h, self.background)
end
else
if self.empty_segments then
bb:paintRect(x, y,
self.empty_segments[1].s,
self.dimen.h,
self.background)
bb:paintRect(x + self.empty_segments[1].e, y,
self.dimen.w - x - self.empty_segments[1].e,
self.dimen.h,
self.background)
else
bb:paintRect(x, y, self.dimen.w, self.dimen.h, self.background)
end
end
end
return LineWidget