search: transparently handle drawings everywhere
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parent
e85a7e73d0
commit
8b880f4fe8
40
search.lua
40
search.lua
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@ -20,33 +20,26 @@ function Text.draw_search_bar(State)
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end
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function Text.search_next(State)
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local pos
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-- search current line from cursor
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local line = State.lines[State.cursor1.line]
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if line.mode == 'text' then
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pos = line.data:find(State.search_term, State.cursor1.pos)
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if pos then
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State.cursor1.pos = pos
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end
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local pos = find(State.lines[State.cursor1.line].data, State.search_term, State.cursor1.pos)
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if pos then
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State.cursor1.pos = pos
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end
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if pos == nil then
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-- search lines below cursor
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for i=State.cursor1.line+1,#State.lines do
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local line = State.lines[i]
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if line.mode == 'text' then
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pos = State.lines[i].data:find(State.search_term)
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if pos then
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State.cursor1.line = i
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State.cursor1.pos = pos
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break
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end
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pos = find(State.lines[i].data, State.search_term)
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if pos then
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State.cursor1.line = i
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State.cursor1.pos = pos
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break
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end
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end
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end
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if pos == nil then
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-- wrap around
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for i=1,State.cursor1.line-1 do
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pos = State.lines[i].data:find(State.search_term)
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pos = find(State.lines[i].data, State.search_term)
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if pos then
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State.cursor1.line = i
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State.cursor1.pos = pos
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@ -56,12 +49,9 @@ function Text.search_next(State)
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end
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if pos == nil then
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-- search current line until cursor
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local line = State.lines[State.cursor1.line]
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if line.mode == 'text' then
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pos = line.data:find(State.search_term)
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if pos and pos < State.cursor1.pos then
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State.cursor1.pos = pos
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end
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pos = find(State.lines[State.cursor1.line].data, State.search_term)
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if pos and pos < State.cursor1.pos then
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State.cursor1.pos = pos
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end
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end
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if pos == nil then
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@ -117,7 +107,13 @@ function Text.search_previous(State)
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end
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end
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function find(s, pat, i)
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if s == nil then return end
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return s:find(pat, i)
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end
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function rfind(s, pat, i)
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if s == nil then return end
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local rs = s:reverse()
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local rpat = pat:reverse()
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if i == nil then i = #s end
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