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move caching behavior inside compute_fragments

This commit is contained in:
Kartik K. Agaram 2022-08-17 16:15:35 -07:00
parent 3a74e4bb6c
commit 1221fde164
1 changed files with 6 additions and 6 deletions
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12
text.lua
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@ -18,9 +18,7 @@ function Text.draw(State, line_index, y, startpos)
local x = State.left
local pos = 1
local screen_line_starting_pos = startpos
if line_cache.fragments == nil then
Text.compute_fragments(State, line_index)
end
Text.compute_fragments(State, line_index)
for _, f in ipairs(line_cache.fragments) do
local frag, frag_text = f.data, f.text
local frag_len = utf8.len(frag)
@ -90,9 +88,7 @@ function Text.populate_screen_line_starting_pos(State, line_index)
return
end
-- duplicate some logic from Text.draw
if line_cache.fragments == nil then
Text.compute_fragments(State, line_index)
end
Text.compute_fragments(State, line_index)
line_cache.screen_line_starting_pos = {1}
local x = State.left
local pos = 1
@ -113,7 +109,11 @@ end
function Text.compute_fragments(State, line_index)
--? print('compute_fragments', line_index, 'between', State.left, State.right)
local line = State.lines[line_index]
if line.mode ~= 'text' then return end
local line_cache = State.line_cache[line_index]
if line_cache.fragments then
return
end
line_cache.fragments = {}
local x = State.left
-- try to wrap at word boundaries