2022-07-12 07:03:27 +01:00
|
|
|
-- some constants people might like to tweak
|
|
|
|
Text_color = {r=0, g=0, b=0}
|
|
|
|
Cursor_color = {r=1, g=0, b=0}
|
|
|
|
Stroke_color = {r=0, g=0, b=0}
|
|
|
|
Current_stroke_color = {r=0.7, g=0.7, b=0.7} -- in process of being drawn
|
|
|
|
Current_name_background_color = {r=1, g=0, b=0, a=0.1} -- name currently being edited
|
|
|
|
Focus_stroke_color = {r=1, g=0, b=0} -- what mouse is hovering over
|
|
|
|
Highlight_color = {r=0.7, g=0.7, b=0.9} -- selected text
|
|
|
|
Icon_color = {r=0.7, g=0.7, b=0.7} -- color of current mode icon in drawings
|
|
|
|
Help_color = {r=0, g=0.5, b=0}
|
|
|
|
Help_background_color = {r=0, g=0.5, b=0, a=0.1}
|
|
|
|
|
2022-07-13 02:29:00 +01:00
|
|
|
Margin_top = 15
|
|
|
|
Margin_left = 25
|
|
|
|
Margin_right = 25
|
|
|
|
|
2022-07-16 16:48:02 +01:00
|
|
|
Drawing_padding_top = 10
|
|
|
|
Drawing_padding_bottom = 10
|
|
|
|
Drawing_padding_height = Drawing_padding_top + Drawing_padding_bottom
|
|
|
|
|
2022-07-13 05:38:29 +01:00
|
|
|
Same_point_distance = 4 -- pixel distance at which two points are considered the same
|
|
|
|
|
2022-07-12 06:14:59 +01:00
|
|
|
utf8 = require 'utf8'
|
|
|
|
|
|
|
|
require 'file'
|
|
|
|
require 'text'
|
|
|
|
require 'drawing'
|
|
|
|
require 'geom'
|
|
|
|
require 'help'
|
|
|
|
require 'icons'
|
|
|
|
|
|
|
|
edit = {}
|
|
|
|
|
|
|
|
-- run in both tests and a real run
|
2022-07-16 06:12:25 +01:00
|
|
|
function edit.initialize_state(top, left, right, font_height, line_height) -- currently always draws to bottom of screen
|
2022-07-12 22:18:50 +01:00
|
|
|
local result = {
|
|
|
|
-- a line is either text or a drawing
|
|
|
|
-- a text is a table with:
|
|
|
|
-- mode = 'text',
|
|
|
|
-- string data,
|
|
|
|
-- a drawing is a table with:
|
|
|
|
-- mode = 'drawing'
|
|
|
|
-- a (y) coord in pixels (updated while painting screen),
|
|
|
|
-- a (h)eight,
|
|
|
|
-- an array of points, and
|
|
|
|
-- an array of shapes
|
|
|
|
-- a shape is a table containing:
|
|
|
|
-- a mode
|
|
|
|
-- an array points for mode 'freehand' (raw x,y coords; freehand drawings don't pollute the points array of a drawing)
|
|
|
|
-- an array vertices for mode 'polygon', 'rectangle', 'square'
|
|
|
|
-- p1, p2 for mode 'line'
|
|
|
|
-- center, radius for mode 'circle'
|
|
|
|
-- center, radius, start_angle, end_angle for mode 'arc'
|
|
|
|
-- Unless otherwise specified, coord fields are normalized; a drawing is always 256 units wide
|
|
|
|
-- The field names are carefully chosen so that switching modes in midstream
|
|
|
|
-- remembers previously entered points where that makes sense.
|
2022-07-18 05:05:01 +01:00
|
|
|
lines = {{mode='text', data=''}}, -- array of lines
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
-- Lines can be too long to fit on screen, in which case they _wrap_ into
|
|
|
|
-- multiple _screen lines_.
|
2022-07-18 05:05:01 +01:00
|
|
|
|
|
|
|
-- rendering wrapped text lines needs some additional short-lived data per line:
|
|
|
|
-- startpos, the index of data the line starts rendering from, can only be >1 for topmost line on screen
|
|
|
|
-- starty, the y coord in pixels the line starts rendering from
|
|
|
|
-- fragments: snippets of rendered love.graphics.Text, guaranteed to not straddle screen lines
|
|
|
|
-- screen_line_starting_pos: optional array of grapheme indices if it wraps over more than one screen line
|
|
|
|
text_line_cache = {},
|
|
|
|
|
|
|
|
-- Given wrapping, any potential location for the text cursor can be described in two ways:
|
2022-07-12 22:18:50 +01:00
|
|
|
-- * schema 1: As a combination of line index and position within a line (in utf8 codepoint units)
|
|
|
|
-- * schema 2: As a combination of line index, screen line index within the line, and a position within the screen line.
|
|
|
|
--
|
|
|
|
-- Most of the time we'll only persist positions in schema 1, translating to
|
|
|
|
-- schema 2 when that's convenient.
|
|
|
|
--
|
|
|
|
-- Make sure these coordinates are never aliased, so that changing one causes
|
|
|
|
-- action at a distance.
|
|
|
|
screen_top1 = {line=1, pos=1}, -- position of start of screen line at top of screen
|
|
|
|
cursor1 = {line=1, pos=1}, -- position of cursor
|
|
|
|
screen_bottom1 = {line=1, pos=1}, -- position of start of screen line at bottom of screen
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
selection1 = {},
|
|
|
|
-- some extra state to compute selection between mouse press and release
|
|
|
|
old_cursor1 = nil,
|
|
|
|
old_selection1 = nil,
|
|
|
|
mousepress_shift = nil,
|
|
|
|
-- when selecting text, avoid recomputing some state on every single frame
|
|
|
|
recent_mouse = {},
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
-- cursor coordinates in pixels
|
|
|
|
cursor_x = 0,
|
|
|
|
cursor_y = 0,
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
current_drawing_mode = 'line',
|
|
|
|
previous_drawing_mode = nil, -- extra state for some ephemeral modes like moving/deleting/naming points
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-16 06:12:25 +01:00
|
|
|
font_height = font_height,
|
|
|
|
line_height = line_height,
|
|
|
|
em = App.newText(love.graphics.getFont(), 'm'), -- widest possible character width
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-13 02:29:00 +01:00
|
|
|
top = top,
|
|
|
|
left = left,
|
|
|
|
right = right,
|
|
|
|
width = right-left,
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
filename = love.filesystem.getUserDirectory()..'/lines.txt',
|
|
|
|
next_save = nil,
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
-- undo
|
|
|
|
history = {},
|
|
|
|
next_history = 1,
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 22:18:50 +01:00
|
|
|
-- search
|
|
|
|
search_term = nil,
|
|
|
|
search_text = nil,
|
|
|
|
search_backup = nil, -- stuff to restore when cancelling search
|
|
|
|
}
|
|
|
|
return result
|
|
|
|
end -- App.initialize_state
|
2022-07-12 06:14:59 +01:00
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.draw(State)
|
2022-07-12 07:03:27 +01:00
|
|
|
App.color(Text_color)
|
2022-07-12 23:18:45 +01:00
|
|
|
--? print(State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos)
|
2022-07-18 05:05:01 +01:00
|
|
|
assert(#State.lines == #State.text_line_cache)
|
2022-07-12 23:18:45 +01:00
|
|
|
assert(Text.le1(State.screen_top1, State.cursor1))
|
|
|
|
State.cursor_y = -1
|
2022-07-13 02:29:00 +01:00
|
|
|
local y = State.top
|
2022-07-12 06:14:59 +01:00
|
|
|
--? print('== draw')
|
2022-07-12 23:18:45 +01:00
|
|
|
for line_index = State.screen_top1.line,#State.lines do
|
|
|
|
local line = State.lines[line_index]
|
2022-07-12 06:14:59 +01:00
|
|
|
--? print('draw:', y, line_index, line)
|
2022-07-12 23:18:45 +01:00
|
|
|
if y + State.line_height > App.screen.height then break end
|
|
|
|
State.screen_bottom1.line = line_index
|
2022-07-17 16:05:22 +01:00
|
|
|
if line.mode == 'text' then
|
|
|
|
--? print('text.draw', y, line_index)
|
2022-07-17 18:06:39 +01:00
|
|
|
local startpos = 1
|
2022-07-17 16:05:22 +01:00
|
|
|
if line_index == State.screen_top1.line then
|
2022-07-17 18:06:39 +01:00
|
|
|
startpos = State.screen_top1.pos
|
2022-07-17 16:05:22 +01:00
|
|
|
end
|
|
|
|
if line.data == '' then
|
|
|
|
-- button to 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(State, line_index-1, line_index)
|
|
|
|
table.insert(State.lines, line_index, {mode='drawing', y=y, h=256/2, points={}, shapes={}, pending={}})
|
2022-07-18 05:05:01 +01:00
|
|
|
table.insert(State.text_line_cache, line_index, {})
|
2022-07-17 16:05:22 +01:00
|
|
|
if State.cursor1.line >= line_index then
|
|
|
|
State.cursor1.line = State.cursor1.line+1
|
|
|
|
end
|
|
|
|
schedule_save(State)
|
|
|
|
record_undo_event(State, {before=Drawing.before, after=snapshot(State, line_index-1, line_index+1)})
|
|
|
|
end,
|
|
|
|
})
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-17 18:06:39 +01:00
|
|
|
y, State.screen_bottom1.pos = Text.draw(State, line_index, y, startpos)
|
2022-07-12 23:18:45 +01:00
|
|
|
y = y + State.line_height
|
2022-07-17 16:05:22 +01:00
|
|
|
--? print('=> y', y)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif line.mode == 'drawing' then
|
2022-07-16 16:48:02 +01:00
|
|
|
y = y+Drawing_padding_top
|
2022-07-12 06:14:59 +01:00
|
|
|
line.y = y
|
2022-07-13 00:25:29 +01:00
|
|
|
Drawing.draw(State, line)
|
2022-07-16 16:48:02 +01:00
|
|
|
y = y + Drawing.pixels(line.h, State.width) + Drawing_padding_bottom
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-17 16:05:22 +01:00
|
|
|
print(line.mode)
|
|
|
|
assert(false)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
if State.cursor_y == -1 then
|
|
|
|
State.cursor_y = App.screen.height
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
--? print('screen bottom: '..tostring(State.screen_bottom1.pos)..' in '..tostring(State.lines[State.screen_bottom1.line].data))
|
|
|
|
if State.search_term then
|
2022-07-13 00:08:24 +01:00
|
|
|
Text.draw_search_bar(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.update(State, dt)
|
2022-07-13 00:26:00 +01:00
|
|
|
Drawing.update(State, dt)
|
2022-07-12 23:18:45 +01:00
|
|
|
if State.next_save and State.next_save < App.getTime() then
|
|
|
|
save_to_disk(State.lines, State.filename)
|
|
|
|
State.next_save = nil
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-13 00:30:41 +01:00
|
|
|
function schedule_save(State)
|
|
|
|
if State.next_save == nil then
|
|
|
|
State.next_save = App.getTime() + 3 -- short enough that you're likely to still remember what you did
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.quit(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
-- make sure to save before quitting
|
2022-07-12 23:18:45 +01:00
|
|
|
if State.next_save then
|
|
|
|
save_to_disk(State.lines, State.filename)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.mouse_pressed(State, x,y, mouse_button)
|
|
|
|
if State.search_term then return end
|
|
|
|
--? print('press', State.selection1.line, State.selection1.pos)
|
2022-07-12 06:14:59 +01:00
|
|
|
propagate_to_button_handlers(x,y, mouse_button)
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
for line_index,line in ipairs(State.lines) do
|
2022-07-12 06:14:59 +01:00
|
|
|
if line.mode == 'text' then
|
2022-07-17 17:05:50 +01:00
|
|
|
if Text.in_line(State, line_index, x,y) then
|
2022-07-12 06:14:59 +01:00
|
|
|
-- delicate dance between cursor, selection and old cursor/selection
|
|
|
|
-- scenarios:
|
|
|
|
-- regular press+release: sets cursor, clears selection
|
|
|
|
-- shift press+release:
|
|
|
|
-- sets selection to old cursor if not set otherwise leaves it untouched
|
|
|
|
-- sets cursor
|
|
|
|
-- press and hold to start a selection: sets selection on press, cursor on release
|
|
|
|
-- press and hold, then press shift: ignore shift
|
2022-07-13 00:22:35 +01:00
|
|
|
-- i.e. mouse_released should never look at shift state
|
2022-07-12 23:18:45 +01:00
|
|
|
State.old_cursor1 = State.cursor1
|
|
|
|
State.old_selection1 = State.selection1
|
|
|
|
State.mousepress_shift = App.shift_down()
|
|
|
|
State.selection1 = {
|
2022-07-12 06:14:59 +01:00
|
|
|
line=line_index,
|
2022-07-17 17:19:53 +01:00
|
|
|
pos=Text.to_pos_on_line(State, line_index, x, y),
|
2022-07-12 06:14:59 +01:00
|
|
|
}
|
2022-07-12 23:18:45 +01:00
|
|
|
--? print('selection', State.selection1.line, State.selection1.pos)
|
2022-07-12 06:14:59 +01:00
|
|
|
break
|
|
|
|
end
|
|
|
|
elseif line.mode == 'drawing' then
|
2022-07-13 05:58:46 +01:00
|
|
|
if Drawing.in_drawing(line, x, y, State.left,State.right) then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.lines.current_drawing_index = line_index
|
|
|
|
State.lines.current_drawing = line
|
2022-07-13 00:55:32 +01:00
|
|
|
Drawing.before = snapshot(State, line_index)
|
2022-07-13 00:20:25 +01:00
|
|
|
Drawing.mouse_pressed(State, line, x,y, mouse_button)
|
2022-07-12 06:14:59 +01:00
|
|
|
break
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.mouse_released(State, x,y, mouse_button)
|
|
|
|
if State.search_term then return end
|
2022-07-12 06:14:59 +01:00
|
|
|
--? print('release')
|
2022-07-12 23:18:45 +01:00
|
|
|
if State.lines.current_drawing then
|
2022-07-13 00:21:56 +01:00
|
|
|
Drawing.mouse_released(State, x,y, mouse_button)
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
if Drawing.before then
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=Drawing.before, after=snapshot(State, State.lines.current_drawing_index)})
|
2022-07-12 06:14:59 +01:00
|
|
|
Drawing.before = nil
|
|
|
|
end
|
|
|
|
else
|
2022-07-12 23:18:45 +01:00
|
|
|
for line_index,line in ipairs(State.lines) do
|
2022-07-12 06:14:59 +01:00
|
|
|
if line.mode == 'text' then
|
2022-07-17 17:05:50 +01:00
|
|
|
if Text.in_line(State, line_index, x,y) then
|
2022-07-12 06:14:59 +01:00
|
|
|
--? print('reset selection')
|
2022-07-12 23:18:45 +01:00
|
|
|
State.cursor1 = {
|
2022-07-12 06:14:59 +01:00
|
|
|
line=line_index,
|
2022-07-17 17:19:53 +01:00
|
|
|
pos=Text.to_pos_on_line(State, line_index, x, y),
|
2022-07-12 06:14:59 +01:00
|
|
|
}
|
2022-07-12 23:18:45 +01:00
|
|
|
--? print('cursor', State.cursor1.line, State.cursor1.pos)
|
|
|
|
if State.mousepress_shift then
|
|
|
|
if State.old_selection1.line == nil then
|
|
|
|
State.selection1 = State.old_cursor1
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-12 23:18:45 +01:00
|
|
|
State.selection1 = State.old_selection1
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
State.old_cursor1, State.old_selection1, State.mousepress_shift = nil
|
|
|
|
if eq(State.cursor1, State.selection1) then
|
|
|
|
State.selection1 = {}
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
break
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
--? print('selection:', State.selection1.line, State.selection1.pos)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.textinput(State, t)
|
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
|
|
|
if State.search_term then
|
|
|
|
State.search_term = State.search_term..t
|
|
|
|
State.search_text = nil
|
2022-07-13 01:02:53 +01:00
|
|
|
Text.search_next(State)
|
2022-07-12 23:18:45 +01:00
|
|
|
elseif State.current_drawing_mode == 'name' then
|
2022-07-13 00:55:32 +01:00
|
|
|
local before = snapshot(State, State.lines.current_drawing_index)
|
2022-07-12 23:18:45 +01:00
|
|
|
local drawing = State.lines.current_drawing
|
2022-07-12 06:14:59 +01:00
|
|
|
local p = drawing.points[drawing.pending.target_point]
|
|
|
|
p.name = p.name..t
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=before, after=snapshot(State, State.lines.current_drawing_index)})
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-13 00:33:26 +01:00
|
|
|
Text.textinput(State, t)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.keychord_pressed(State, chord, key)
|
|
|
|
if State.selection1.line and
|
|
|
|
not State.lines.current_drawing and
|
2022-07-12 06:14:59 +01:00
|
|
|
-- printable character created using shift key => delete selection
|
|
|
|
-- (we're not creating any ctrl-shift- or alt-shift- combinations using regular/printable keys)
|
|
|
|
(not App.shift_down() or utf8.len(key) == 1) and
|
|
|
|
chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then
|
2022-07-13 02:29:00 +01:00
|
|
|
Text.delete_selection(State, State.left, State.right)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
if State.search_term then
|
2022-07-12 06:14:59 +01:00
|
|
|
if chord == 'escape' then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.search_term = nil
|
|
|
|
State.search_text = nil
|
|
|
|
State.cursor1 = State.search_backup.cursor
|
|
|
|
State.screen_top1 = State.search_backup.screen_top
|
|
|
|
State.search_backup = nil
|
2022-07-13 01:24:01 +01:00
|
|
|
Text.redraw_all(State) -- if we're scrolling, reclaim all fragments to avoid memory leaks
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'return' then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.search_term = nil
|
|
|
|
State.search_text = nil
|
|
|
|
State.search_backup = nil
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'backspace' then
|
2022-07-12 23:18:45 +01:00
|
|
|
local len = utf8.len(State.search_term)
|
|
|
|
local byte_offset = Text.offset(State.search_term, len)
|
|
|
|
State.search_term = string.sub(State.search_term, 1, byte_offset-1)
|
|
|
|
State.search_text = nil
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'down' then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.cursor1.pos = State.cursor1.pos+1
|
2022-07-13 01:02:53 +01:00
|
|
|
Text.search_next(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'up' then
|
2022-07-13 01:02:53 +01:00
|
|
|
Text.search_previous(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
return
|
|
|
|
elseif chord == 'C-f' then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.search_term = ''
|
|
|
|
State.search_backup = {cursor={line=State.cursor1.line, pos=State.cursor1.pos}, screen_top={line=State.screen_top1.line, pos=State.screen_top1.pos}}
|
|
|
|
assert(State.search_text == nil)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'C-=' then
|
2022-07-16 06:15:07 +01:00
|
|
|
edit.update_font_settings(State, State.font_height+2)
|
2022-07-13 01:24:01 +01:00
|
|
|
Text.redraw_all(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'C--' then
|
2022-07-16 06:15:07 +01:00
|
|
|
edit.update_font_settings(State, State.font_height-2)
|
2022-07-13 01:24:01 +01:00
|
|
|
Text.redraw_all(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'C-0' then
|
2022-07-16 06:15:07 +01:00
|
|
|
edit.update_font_settings(State, 20)
|
2022-07-13 01:24:01 +01:00
|
|
|
Text.redraw_all(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'C-z' then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-13 00:55:32 +01:00
|
|
|
local event = undo_event(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
if event then
|
|
|
|
local src = event.before
|
2022-07-12 23:18:45 +01:00
|
|
|
State.screen_top1 = deepcopy(src.screen_top)
|
|
|
|
State.cursor1 = deepcopy(src.cursor)
|
|
|
|
State.selection1 = deepcopy(src.selection)
|
|
|
|
patch(State.lines, event.after, event.before)
|
2022-07-18 05:05:01 +01:00
|
|
|
patch_placeholders(State.text_line_cache, event.after, event.before)
|
2022-07-13 16:38:07 +01:00
|
|
|
-- invalidate various cached bits of lines
|
|
|
|
State.lines.current_drawing = nil
|
|
|
|
-- if we're scrolling, reclaim all fragments to avoid memory leaks
|
|
|
|
Text.redraw_all(State)
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
elseif chord == 'C-y' then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-13 00:55:32 +01:00
|
|
|
local event = redo_event(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
if event then
|
|
|
|
local src = event.after
|
2022-07-12 23:18:45 +01:00
|
|
|
State.screen_top1 = deepcopy(src.screen_top)
|
|
|
|
State.cursor1 = deepcopy(src.cursor)
|
|
|
|
State.selection1 = deepcopy(src.selection)
|
|
|
|
patch(State.lines, event.before, event.after)
|
2022-07-13 16:38:07 +01:00
|
|
|
-- invalidate various cached bits of lines
|
|
|
|
State.lines.current_drawing = nil
|
|
|
|
-- if we're scrolling, reclaim all fragments to avoid memory leaks
|
|
|
|
Text.redraw_all(State)
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
-- clipboard
|
|
|
|
elseif chord == 'C-c' then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-13 00:43:23 +01:00
|
|
|
local s = Text.selection(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
if s then
|
|
|
|
App.setClipboardText(s)
|
|
|
|
end
|
|
|
|
elseif chord == 'C-x' then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-13 02:29:00 +01:00
|
|
|
local s = Text.cut_selection(State, State.left, State.right)
|
2022-07-12 06:14:59 +01:00
|
|
|
if s then
|
|
|
|
App.setClipboardText(s)
|
|
|
|
end
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'C-v' then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-12 06:14:59 +01:00
|
|
|
-- We don't have a good sense of when to scroll, so we'll be conservative
|
|
|
|
-- and sometimes scroll when we didn't quite need to.
|
2022-07-12 23:18:45 +01:00
|
|
|
local before_line = State.cursor1.line
|
2022-07-13 00:55:32 +01:00
|
|
|
local before = snapshot(State, before_line)
|
2022-07-12 06:14:59 +01:00
|
|
|
local clipboard_data = App.getClipboardText()
|
|
|
|
for _,code in utf8.codes(clipboard_data) do
|
|
|
|
local c = utf8.char(code)
|
|
|
|
if c == '\n' then
|
2022-07-13 00:39:42 +01:00
|
|
|
Text.insert_return(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-13 00:39:42 +01:00
|
|
|
Text.insert_at_cursor(State, c)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
2022-07-13 01:14:14 +01:00
|
|
|
if Text.cursor_past_screen_bottom(State) then
|
2022-07-13 02:29:00 +01:00
|
|
|
Text.snap_cursor_to_bottom_of_screen(State, State.left, State.right)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=before, after=snapshot(State, before_line, State.cursor1.line)})
|
2022-07-12 06:14:59 +01:00
|
|
|
-- dispatch to drawing or text
|
|
|
|
elseif App.mouse_down(1) or chord:sub(1,2) == 'C-' then
|
|
|
|
-- DON'T reset line.y here
|
2022-07-13 01:27:00 +01:00
|
|
|
local drawing_index, drawing = Drawing.current_drawing(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
if drawing_index then
|
2022-07-13 00:55:32 +01:00
|
|
|
local before = snapshot(State, drawing_index)
|
2022-07-13 00:21:03 +01:00
|
|
|
Drawing.keychord_pressed(State, chord)
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=before, after=snapshot(State, drawing_index)})
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
elseif chord == 'escape' and not App.mouse_down(1) then
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do
|
2022-07-12 06:14:59 +01:00
|
|
|
if line.mode == 'drawing' then
|
|
|
|
line.show_help = false
|
|
|
|
end
|
|
|
|
end
|
2022-07-12 23:18:45 +01:00
|
|
|
elseif State.current_drawing_mode == 'name' then
|
2022-07-12 06:14:59 +01:00
|
|
|
if chord == 'return' then
|
2022-07-12 23:18:45 +01:00
|
|
|
State.current_drawing_mode = State.previous_drawing_mode
|
|
|
|
State.previous_drawing_mode = nil
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-13 00:55:32 +01:00
|
|
|
local before = snapshot(State, State.lines.current_drawing_index)
|
2022-07-12 23:18:45 +01:00
|
|
|
local drawing = State.lines.current_drawing
|
2022-07-12 06:14:59 +01:00
|
|
|
local p = drawing.points[drawing.pending.target_point]
|
|
|
|
if chord == 'escape' then
|
|
|
|
p.name = nil
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=before, after=snapshot(State, State.lines.current_drawing_index)})
|
2022-07-12 06:14:59 +01:00
|
|
|
elseif chord == 'backspace' then
|
|
|
|
local len = utf8.len(p.name)
|
|
|
|
local byte_offset = Text.offset(p.name, len-1)
|
|
|
|
if len == 1 then byte_offset = 0 end
|
|
|
|
p.name = string.sub(p.name, 1, byte_offset)
|
2022-07-13 00:55:32 +01:00
|
|
|
record_undo_event(State, {before=before, after=snapshot(State, State.lines.current_drawing_index)})
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
2022-07-13 00:30:41 +01:00
|
|
|
schedule_save(State)
|
2022-07-12 06:14:59 +01:00
|
|
|
else
|
2022-07-12 23:18:45 +01:00
|
|
|
for _,line in ipairs(State.lines) do line.y = nil end -- just in case we scroll
|
2022-07-13 00:23:28 +01:00
|
|
|
Text.keychord_pressed(State, chord)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2022-07-12 23:18:45 +01:00
|
|
|
function edit.key_released(State, key, scancode)
|
2022-07-12 06:14:59 +01:00
|
|
|
end
|
2022-07-12 23:39:11 +01:00
|
|
|
|
2022-07-16 06:15:07 +01:00
|
|
|
function edit.update_font_settings(State, font_height)
|
|
|
|
State.font_height = font_height
|
|
|
|
love.graphics.setFont(love.graphics.newFont(Editor_state.font_height))
|
|
|
|
State.line_height = math.floor(font_height*1.3)
|
|
|
|
State.em = App.newText(love.graphics.getFont(), 'm')
|
|
|
|
end
|
|
|
|
|
2022-07-16 06:12:25 +01:00
|
|
|
--== some methods for tests
|
|
|
|
|
|
|
|
Test_margin_left = 25
|
|
|
|
|
|
|
|
function edit.initialize_test_state()
|
|
|
|
-- if you change these values, tests will start failing
|
|
|
|
return edit.initialize_state(
|
|
|
|
15, -- top margin
|
|
|
|
Test_margin_left,
|
|
|
|
App.screen.width, -- right margin = 0
|
|
|
|
14, -- font height assuming default LÖVE font
|
|
|
|
15) -- line height
|
|
|
|
end
|
2022-07-12 23:39:11 +01:00
|
|
|
|
|
|
|
-- all textinput events are also keypresses
|
|
|
|
-- TODO: handle chords of multiple keys
|
|
|
|
function edit.run_after_textinput(State, t)
|
|
|
|
edit.keychord_pressed(State, t)
|
|
|
|
edit.textinput(State, t)
|
|
|
|
edit.key_released(State, t)
|
|
|
|
App.screen.contents = {}
|
|
|
|
edit.draw(State)
|
|
|
|
end
|
|
|
|
|
|
|
|
-- not all keys are textinput
|
|
|
|
function edit.run_after_keychord(State, chord)
|
|
|
|
edit.keychord_pressed(State, chord)
|
|
|
|
edit.key_released(State, chord)
|
|
|
|
App.screen.contents = {}
|
|
|
|
edit.draw(State)
|
|
|
|
end
|
|
|
|
|
|
|
|
function edit.run_after_mouse_click(State, x,y, button)
|
|
|
|
App.fake_mouse_press(x,y, button)
|
|
|
|
edit.mouse_pressed(State, x,y, button)
|
|
|
|
App.fake_mouse_release(x,y, button)
|
|
|
|
edit.mouse_released(State, x,y, button)
|
|
|
|
App.screen.contents = {}
|
|
|
|
edit.draw(State)
|
|
|
|
end
|
|
|
|
|
|
|
|
function edit.run_after_mouse_press(State, x,y, button)
|
|
|
|
App.fake_mouse_press(x,y, button)
|
|
|
|
edit.mouse_pressed(State, x,y, button)
|
|
|
|
App.screen.contents = {}
|
|
|
|
edit.draw(State)
|
|
|
|
end
|
|
|
|
|
|
|
|
function edit.run_after_mouse_release(State, x,y, button)
|
|
|
|
App.fake_mouse_release(x,y, button)
|
|
|
|
edit.mouse_released(State, x,y, button)
|
|
|
|
App.screen.contents = {}
|
|
|
|
edit.draw(State)
|
|
|
|
end
|