stop scanning from start of file on every App.draw

[?]

Jul 8, 2022, 4:51 AM

LFMI3D7D236VAARLPOF3OKWMFVL7KSCVEUBNGJKVOE75ST3AKZSQC

Dependencies

[2] YGCT2D2O start loading settings as applicable
[3] H3ECRBXF bugfix: clicking on empty lines
[4] U7M4M2F7 bugfix: don't rely on Screen_bottom1 while scrolling
[5] SQLVYKVJ rename
[6] DHCLUDCW .
[7] EDY3RQUL gracefully handle a non-existent filename at the commandline
[8] 2RXZ3PGO beginning of a new approach to scroll+wrap
[9] U2TKUOID bugfix: undo drawing creation
[10] NQKFQSZE undo creating new drawings
[11] PX7DDEMO autosave slightly less aggressively
[12] DAENUOGV eliminate assumptions that line length == size in bytes
[13] MGOQ5XAV start uppercasing globals
[14] QU7NHFOV show cursor
[15] 3TFEAQSW start using some globals
[16] IRV65LZP fold variables for screen dimensions into the app framework
[17] CVGE3SIG I feel confident now that page-down is working.
[18] S5VCAFKY couple of tests for cursor down
[19] OYXDYPGS get rid of debug variables
[20] LUNH47XX make text and drawings the same width
[21] Y6FTGOHJ simpler
[22] ZZ2B5RPQ extract variables for drawing padding
[23] XVR2O5PI change text cursor shape
[24] M6TH7VSZ rip out notion of Line_width
[25] QKAMUWSB another bugfix in scrolling while inserting text
[26] 4J2WLDRM indent
[27] OTIBCAUJ love2d scaffold
[28] DLQMM265 scroll past first page
[29] VJ3ODCHR assert for a bug I saw a while ago but can no longer reproduce
[30] 4NDYV4WD fix 2 bugs in line selection
[31] ESETRNLB bugfix: printing the first part of a line at the bottom made it seem non-wrapping
[32] 2POFQQLW keep cursor on screen when pressing 'down'
[33] Z4XRNDTR find text
[34] XX7G2FFJ intermingle freehand line drawings with text
[35] B3IWYWSR delete another arg that can be deduced
[36] H2DPLWMV snapshot: wrapping long lines at word boundaries
[37] HOSPP2AN crisp font rendering
[38] 7IKRRESB longer names for indices in long loops
[39] 6J3NXBYG affordance to adjust width for word wrap
[40] LAW2O3NW extract variable Margin_left
[41] 4C375P53 this is a bit clearer
[42] YPHKZVWM extract a new variable
[43] MYC7XR5Q bugfix: lines that aren't drawn from the start
[44] UWNHC4AA redo y computations
[45] 5DOC2CBM extract a function
[46] YTSPVDZH first successful pagedown test, first bug found by test
[47] RTDYYP4H bugfix: text past cursor was rendered red on wrapped lines
[48] AVQ5MC5D finish uppercasing all globals
[49] YJGADSGK delete unused arg

Change contents

replacement in main.lua at line 235

[4.18]→[4.2:44](∅→∅),[4.81]→[4.2:44](∅→∅),[4.2017]→[4.2:44](∅→∅),[4.2296]→[4.2:44](∅→∅),[4.58]→[4.2:44](∅→∅)

for line_index,line in ipairs(Lines) do

[4.81]

[4.82]

for line_index = Screen_top1.line,#Lines do
local line = Lines[line_index]
replacement in main.lua at line 239

[4.4220]→[4.2951:2970](∅→∅),[4.404]→[4.2951:2970](∅→∅),[4.404]→[4.9247:9329](∅→∅),[4.1036]→[4.9247:9329](∅→∅),[4.2970]→[4.9247:9329](∅→∅),[4.223]→[4.9247:9329](∅→∅),[4.9329]→[4.705:759](∅→∅),[4.705]→[4.705:759](∅→∅),[4.759]→[3.558:608](∅→∅),[3.608]→[4.275:305](∅→∅),[4.38]→[4.275:305](∅→∅),[4.38]→[4.759:890](∅→∅),[4.305]→[4.759:890](∅→∅),[4.759]→[4.759:890](∅→∅),[4.890]→[4.155:230](∅→∅),[4.67]→[4.890:1011](∅→∅),[4.230]→[4.890:1011](∅→∅),[4.638]→[4.890:1011](∅→∅),[4.890]→[4.890:1011](∅→∅),[4.1011]→[4.9330:9443](∅→∅),[4.9443]→[4.1121:1148](∅→∅),[4.1121]→[4.1121:1148](∅→∅),[4.1148]→[4.242:281](∅→∅),[4.281]→[4.284:394](∅→∅),[4.284]→[4.284:394](∅→∅)

--? print('a')
if line_index >= Screen_top1.line then
Screen_bottom1.line = line_index
if line.mode == 'text' and line.data == '' then
line.starty = y
line.startpos = 1
-- insert new drawing
button('draw', {x=4,y=y+4, w=12,h=12, color={1,1,0},
icon = icon.insert_drawing,
onpress1 = function()
Drawing.before = snapshot(line_index-1, line_index)
table.insert(Lines, line_index, {mode='drawing', y=y, h=256/2, points={}, shapes={}, pending={}})
if Cursor1.line >= line_index then
Cursor1.line = Cursor1.line+1
end
schedule_save()
record_undo_event({before=Drawing.before, after=snapshot(line_index-1, line_index+1)})

[4.4220]

[4.306]

Screen_bottom1.line = line_index
if line.mode == 'text' and line.data == '' then
line.starty = y
line.startpos = 1
-- insert new drawing
button('draw', {x=4,y=y+4, w=12,h=12, color={1,1,0},
icon = icon.insert_drawing,
onpress1 = function()
Drawing.before = snapshot(line_index-1, line_index)
table.insert(Lines, line_index, {mode='drawing', y=y, h=256/2, points={}, shapes={}, pending={}})
if Cursor1.line >= line_index then
Cursor1.line = Cursor1.line+1
replacement in main.lua at line 252

[4.331]→[4.331:342](∅→∅),[4.342]→[4.7:132](∅→∅),[4.1175]→[4.7:132](∅→∅),[4.119]→[4.1377:1391](∅→∅),[4.132]→[4.1377:1391](∅→∅),[4.280]→[4.1377:1391](∅→∅),[4.299]→[4.1377:1391](∅→∅),[4.2819]→[4.1377:1391](∅→∅),[4.1377]→[4.1377:1391](∅→∅),[4.1391]→[4.133:145](∅→∅),[4.145]→[4.1209:1254](∅→∅),[4.1391]→[4.1209:1254](∅→∅),[4.1254]→[4.4221:4249](∅→∅),[4.1391]→[4.4221:4249](∅→∅),[4.55]→[4.1391:1432](∅→∅),[4.89]→[4.1391:1432](∅→∅),[4.4249]→[4.1391:1432](∅→∅),[4.1391]→[4.1391:1432](∅→∅),[4.1432]→[4.454:488](∅→∅),[4.488]→[4.118:137](∅→∅),[4.118]→[4.118:137](∅→∅),[4.137]→[4.3:30](∅→∅),[4.1469]→[4.3:30](∅→∅),[4.30]→[4.489:553](∅→∅),[4.30]→[4.1499:1510](∅→∅),[4.193]→[4.1499:1510](∅→∅),[4.553]→[4.1499:1510](∅→∅),[4.1499]→[4.1499:1510](∅→∅),[4.153]→[4.2050:2189](∅→∅)

})
if Search_term == nil then
if line_index == Cursor1.line then
Text.draw_cursor(Margin_left, y)
end
end
Screen_bottom1.pos = Screen_top1.pos
y = y + Line_height
elseif line.mode == 'drawing' then
y = y+Drawing_padding_top
line.y = y
Drawing.draw(line)
y = y + Drawing.pixels(line.h) + Drawing_padding_bottom
else
line.starty = y
line.startpos = 1
if line_index == Screen_top1.line then
line.startpos = Screen_top1.pos

[4.331]

[4.2189]

schedule_save()
record_undo_event({before=Drawing.before, after=snapshot(line_index-1, line_index+1)})
end
})
if Search_term == nil then
if line_index == Cursor1.line then
Text.draw_cursor(Margin_left, y)
replacement in main.lua at line 260

[4.2201]→[2.1219:1265](∅→∅),[2.1265]→[4.1931:1991](∅→∅),[4.2201]→[4.1931:1991](∅→∅),[4.1991]→[4.4250:4278](∅→∅),[4.407]→[4.4250:4278](∅→∅),[4.4278]→[4.154:183](∅→∅),[4.108]→[4.154:183](∅→∅)

--? print('text.draw', y, line_index)
y, Screen_bottom1.pos = Text.draw(line, line_index)
y = y + Line_height
--? print('=> y', y)

[4.2201]

[4.1574]

end
Screen_bottom1.pos = Screen_top1.pos
y = y + Line_height
elseif line.mode == 'drawing' then
y = y+Drawing_padding_top
line.y = y
Drawing.draw(line)
y = y + Drawing.pixels(line.h) + Drawing_padding_bottom
else
line.starty = y
line.startpos = 1
if line_index == Screen_top1.line then
line.startpos = Screen_top1.pos
edit in main.lua at line 274

[4.1584]

[4.1294]

--? print('text.draw', y, line_index)
y, Screen_bottom1.pos = Text.draw(line, line_index)
y = y + Line_height
--? print('=> y', y)