extract couple of functions

[?]

May 25, 2022, 10:25 PM

KECEMMMRW2VVBZ567HJQPGLC57LTSBKWH7UFP32IW43D23X6WTEQC

Dependencies

[2] MDXGMZU2 disable all debug prints
[3] DLQMM265 scroll past first page
[4] DAENUOGV eliminate assumptions that line length == size in bytes
[5] 2RXZ3PGO beginning of a new approach to scroll+wrap
[6] 2ZYV7D3W handle tab characters
[7] XNFTJHC4 split keyboard handling between Text and Drawing
[*] BULPIBEG beginnings of a module for the text editor
[*] SVJZZDC3 snapshot - no, that's all wrong

Change contents

replacement in text.lua at line 772

[3.1036]→[3.1131:1240](∅→∅),[3.1240]→[3.1141:1150](∅→∅),[3.1141]→[3.1141:1150](∅→∅),[3.1150]→[3.1241:1284](∅→∅),[3.1284]→[3.1192:1325](∅→∅),[3.1192]→[3.1192:1325](∅→∅),[3.1325]→[3.1285:1389](∅→∅),[3.175]→[3.1415:1443](∅→∅),[3.1389]→[3.1415:1443](∅→∅),[3.1415]→[3.1415:1443](∅→∅),[3.1443]→[3.1:11](∅→∅),[3.11]→[3.1390:1476](∅→∅),[3.93]→[3.1443:1461](∅→∅),[3.1476]→[3.1443:1461](∅→∅),[3.1443]→[3.1443:1461](∅→∅)

assert(Lines[Cursor1.line].mode == 'text')
if Cursor1.pos > 1 then
Cursor1.pos = Cursor1.pos-1
else
local new_cursor_line = Cursor1.line
while new_cursor_line > 1 do
new_cursor_line = new_cursor_line-1
if Lines[new_cursor_line].mode == 'text' then
Cursor1.line = new_cursor_line
Cursor1.pos = utf8.len(Lines[Cursor1.line].data) + 1
break
end
end
if Cursor1.line < Screen_top1.line then
Screen_top1.line = Cursor1.line
end
end

[3.1036]

[3.1461]

Text.left()
replacement in text.lua at line 774

[3.1492]→[3.1477:1620](∅→∅),[3.1620]→[3.1621:1630](∅→∅),[3.1621]→[3.1621:1630](∅→∅),[3.1630]→[3.1621:1664](∅→∅),[3.1664]→[3.1672:1813](∅→∅),[3.1672]→[3.1672:1813](∅→∅),[3.1813]→[3.1665:1732](∅→∅),[3.1732]→[3.1878:1916](∅→∅),[3.1878]→[3.1878:1916](∅→∅),[3.1916]→[3.1733:1822](∅→∅),[3.1822]→[3.179:189](∅→∅),[3.179]→[3.179:189](∅→∅),[3.189]→[3.1916:1924](∅→∅),[3.1916]→[3.1916:1924](∅→∅)

assert(Lines[Cursor1.line].mode == 'text')
if Cursor1.pos <= utf8.len(Lines[Cursor1.line].data) then
Cursor1.pos = Cursor1.pos+1
else
local new_cursor_line = Cursor1.line
while new_cursor_line <= #Lines-1 do
new_cursor_line = new_cursor_line+1
if Lines[new_cursor_line].mode == 'text' then
Cursor1.line = new_cursor_line
Cursor1.pos = 1
break
end
end
if Cursor1.line > Screen_bottom1.line then
Screen_top1.line = Cursor1.line
end
end

[3.1492]

[3.1924]

Text.right()
edit in text.lua at line 925

[2.1453]

[10.1321]

end
end

function Text.left()
assert(Lines[Cursor1.line].mode == 'text')
if Cursor1.pos > 1 then
Cursor1.pos = Cursor1.pos-1
else
local new_cursor_line = Cursor1.line
while new_cursor_line > 1 do
new_cursor_line = new_cursor_line-1
if Lines[new_cursor_line].mode == 'text' then
Cursor1.line = new_cursor_line
Cursor1.pos = utf8.len(Lines[Cursor1.line].data) + 1
break
end
end
if Cursor1.line < Screen_top1.line then
Screen_top1.line = Cursor1.line
end
end
end

function Text.right()
assert(Lines[Cursor1.line].mode == 'text')
if Cursor1.pos <= utf8.len(Lines[Cursor1.line].data) then
Cursor1.pos = Cursor1.pos+1
else
local new_cursor_line = Cursor1.line
while new_cursor_line <= #Lines-1 do
new_cursor_line = new_cursor_line+1
if Lines[new_cursor_line].mode == 'text' then
Cursor1.line = new_cursor_line
Cursor1.pos = 1
break
end
end
if Cursor1.line > Screen_bottom1.line then
Screen_top1.line = Cursor1.line
end