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Code Issues Releases Wiki Activity

canvas update for resizing

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This commit is contained in:
kepler155c@gmail.com
2019-04-27 19:33:21 -04:00
parent f4bcd61116
commit 59552d4217
4 changed files with 22 additions and 13 deletions
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18
sys/apis/ui/canvas.lua
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@@ -63,8 +63,22 @@ function Canvas:resize(w, h)
table.remove(self.lines, #self.lines)
end
if w ~= self.width then
self:clear()
if w < self.width then
for i = 1, h do
self.lines[i].text = _sub(self.lines[i].text, 1, w)
self.lines[i].fg = _sub(self.lines[i].fg, 1, w)
self.lines[i].bg = _sub(self.lines[i].bg, 1, w)
end
elseif w > self.width then
local d = w - self.width
local text = _rep(' ', d)
local fg = _rep(self.palette[self.fg or colors.white], d)
local bg = _rep(self.palette[self.bg or colors.black], d)
for i = 1, h do
self.lines[i].text = self.lines[i].text .. text
self.lines[i].fg = self.lines[i].fg .. fg
self.lines[i].bg = self.lines[i].bg .. bg
end
end
self.ex = self.x + w - 1