koreader/frontend/ui/widget/fixedtextwidget.lua

local TextWidget = require("ui/widget/textwidget")
local RenderText = require("ui/rendertext")
local Geom = require("ui/geometry")
local Screen = require("device").screen

--[[
FixedTextWidget
--]]
local FixedTextWidget = TextWidget:new{}

function FixedTextWidget:getSize()
    local tsize = RenderText:sizeUtf8Text(0, Screen:getWidth(), self.face, self.text, true, self.bold)
    if not tsize then
        return Geom:new{}
    end
    self._length = tsize.x
    self._height = self.face.size
    return Geom:new{
        w = self._length,
        h = self._height,
    }
end

function FixedTextWidget:paintTo(bb, x, y)
    RenderText:renderUtf8Text(bb, x, y+self._height, self.face, self.text, true, self.bold,
                self.fgcolor)
end

return FixedTextWidget