love.window.setTitle('lines.love - source')
end
-- a copy of source.filedropped when given a filename
function source.switch_to_file(filename)
-- first make sure to save edits on any existing file
if Editor_state.next_save then
save_to_disk(Editor_state)
end
-- clear the slate for the new file
Editor_state.filename = filename
load_from_disk(Editor_state)
Text.redraw_all(Editor_state)
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.cursor1 = {line=1, pos=1}
end
function source.draw()
source.draw_menu_bar()
edit.draw(Editor_state)
if Show_log_browser_side then
-- divider
App.color(Divider_color)
love.graphics.rectangle('fill', App.screen.width/2-1,Menu_status_bar_height, 3,App.screen.height)
--
log_browser.draw(Log_browser_state)
end
end
function source.update(dt)
Cursor_time = Cursor_time + dt
if App.mouse_x() < Editor_state.right then
edit.update(Editor_state, dt)
elseif Show_log_browser_side then
log_browser.update(Log_browser_state, dt)
end
end
function source.quit()
edit.quit(Editor_state)
log_browser.quit(Log_browser_state)
-- convert any bifold files here
end
function source.convert_bifold_text(infilename, outfilename)
local contents = love.filesystem.read(infilename)
contents = contents:gsub('\u{1e}', ';')
love.filesystem.write(outfilename, contents)
end
function source.settings()
if Current_app == 'source' then
--? print('reading source window position')
Settings.source.x, Settings.source.y, Settings.source.displayindex = love.window.getPosition()
end
local filename = Editor_state.filename
if filename:sub(1,1) ~= '/' then
filename = love.filesystem.getWorkingDirectory()..'/'..filename -- '/' should work even on Windows
end
--? print('saving source settings', Settings.source.x, Settings.source.y, Settings.source.displayindex)
return {
x=Settings.source.x, y=Settings.source.y, displayindex=Settings.source.displayindex,
width=App.screen.width, height=App.screen.height,
font_height=Editor_state.font_height,
filename=filename,
screen_top=Editor_state.screen_top1, cursor=Editor_state.cursor1,
show_log_browser_side=Show_log_browser_side,
focus=Focus,
}
end
function source.mouse_pressed(x,y, mouse_button)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
--? print('mouse click', x, y)
--? print(Editor_state.left, Editor_state.right)
--? print(Log_browser_state.left, Log_browser_state.right)
if Editor_state.left <= x and x < Editor_state.right then
--? print('click on edit side')
if Focus ~= 'edit' then
Focus = 'edit'
end
edit.mouse_pressed(Editor_state, x,y, mouse_button)
elseif Show_log_browser_side and Log_browser_state.left <= x and x < Log_browser_state.right then
--? print('click on log_browser side')
if Focus ~= 'log_browser' then
Focus = 'log_browser'
end
log_browser.mouse_pressed(Log_browser_state, x,y, mouse_button)
for _,line_cache in ipairs(Editor_state.line_cache) do line_cache.starty = nil end -- just in case we scroll
end
end
function source.mouse_released(x,y, mouse_button)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
if Focus == 'edit' then
return edit.mouse_released(Editor_state, x,y, mouse_button)
else
return log_browser.mouse_released(Log_browser_state, x,y, mouse_button)
end
end
function source.textinput(t)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
if Focus == 'edit' then
return edit.textinput(Editor_state, t)
else
return log_browser.textinput(Log_browser_state, t)
end
end
function source.keychord_pressed(chord, key)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
--? print('source keychord')
if Show_file_navigator then
keychord_pressed_on_file_navigator(chord, key)
return
end
if chord == 'C-l' then
--? print('C-l')
Show_log_browser_side = not Show_log_browser_side
if Show_log_browser_side then
App.screen.width = Log_browser_state.right + Margin_right
else
App.screen.width = Editor_state.right + Margin_right
end
--? print('setting window:', App.screen.width, App.screen.height)
love.window.setMode(App.screen.width, App.screen.height, App.screen.flags)
--? print('done setting window')
-- try to restore position if possible
-- if the window gets wider the window manager may not respect this
source.set_window_position_from_settings(Settings.source)
return
end
if chord == 'C-g' then
Show_file_navigator = true
File_navigation.index = 1
return
end
if Focus == 'edit' then
return edit.keychord_pressed(Editor_state, chord, key)
else
return log_browser.keychord_pressed(Log_browser_state, chord, key)
end
end
function source.key_released(key, scancode)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
if Focus == 'edit' then
return edit.key_released(Editor_state, key, scancode)
else
return log_browser.keychord_pressed(Log_browser_state, chordkey, scancode)
end
end
-- use this sparingly
function to_text(s)
if Text_cache[s] == nil then
Text_cache[s] = App.newText(love.graphics.getFont(), s)
end
return Text_cache[s]
end
love.window.setTitle('lines.love - source')
end
-- environment for a mutable file of bifolded text
-- TODO: some initialization is also happening in load_settings/initialize_default_settings. Clean that up.
function source.initialize_edit_side(arg)
if #arg > 0 then
Editor_state.filename = arg[1]
load_from_disk(Editor_state)
Text.redraw_all(Editor_state)
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.cursor1 = {line=1, pos=1}
else
load_from_disk(Editor_state)
Text.redraw_all(Editor_state)
end
if #arg > 1 then
print('ignoring commandline args after '..arg[1])
end
-- We currently start out with side B collapsed.
-- Other options:
-- * save all expanded state by line
-- * expand all if any location is in side B
if Editor_state.cursor1.line > #Editor_state.lines then
Editor_state.cursor1 = {line=1, pos=1}
end
if Editor_state.screen_top1.line > #Editor_state.lines then
Editor_state.screen_top1 = {line=1, pos=1}
end
edit.eradicate_locations_after_the_fold(Editor_state)
if rawget(_G, 'jit') then
jit.off()
jit.flush()
end
end
function source.load_settings()
local settings = Settings.source
love.graphics.setFont(love.graphics.newFont(settings.font_height))
-- maximize window to determine maximum allowable dimensions
love.window.setMode(0, 0) -- maximize
Display_width, Display_height, App.screen.flags = love.window.getMode()
-- set up desired window dimensions
App.screen.flags.resizable = true
App.screen.flags.minwidth = math.min(Display_width, 200)
App.screen.flags.minheight = math.min(Display_height, 200)
App.screen.width, App.screen.height = settings.width, settings.height
--? print('setting window from settings:', App.screen.width, App.screen.height)
love.window.setMode(App.screen.width, App.screen.height, App.screen.flags)
--? print('loading source position', settings.x, settings.y, settings.displayindex)
source.set_window_position_from_settings(settings)
Show_log_browser_side = settings.show_log_browser_side
local right = App.screen.width - Margin_right
if Show_log_browser_side then
right = App.screen.width/2 - Margin_right
end
Editor_state = edit.initialize_state(Margin_top, Margin_left, right, settings.font_height, math.floor(settings.font_height*1.3))
Editor_state.filename = settings.filename
Editor_state.screen_top1 = settings.screen_top
Editor_state.cursor1 = settings.cursor
end
function source.set_window_position_from_settings(settings)
-- setPosition doesn't quite seem to do what is asked of it on Linux.
love.window.setPosition(settings.x, settings.y-37, settings.displayindex)
end
function source.initialize_default_settings()
local font_height = 20
love.graphics.setFont(love.graphics.newFont(font_height))
local em = App.newText(love.graphics.getFont(), 'm')
source.initialize_window_geometry(App.width(em))
Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_right)
Editor_state.font_height = font_height
Editor_state.line_height = math.floor(font_height*1.3)
Editor_state.em = em
end
function source.initialize_window_geometry(em_width)
-- maximize window
love.window.setMode(0, 0) -- maximize
Display_width, Display_height, App.screen.flags = love.window.getMode()
-- shrink height slightly to account for window decoration
App.screen.height = Display_height-100
App.screen.width = 40*em_width
App.screen.flags.resizable = true
App.screen.flags.minwidth = math.min(App.screen.width, 200)
App.screen.flags.minheight = math.min(App.screen.width, 200)
love.window.setMode(App.screen.width, App.screen.height, App.screen.flags)
print('initializing source position')
if Settings == nil then Settings = {} end
if Settings.source == nil then Settings.source = {} end
Settings.source.x, Settings.source.y, Settings.source.displayindex = love.window.getPosition()
end
function source.resize(w, h)
--? print(("Window resized to width: %d and height: %d."):format(w, h))
App.screen.width, App.screen.height = w, h
Text.redraw_all(Editor_state)
Editor_state.selection1 = {} -- no support for shift drag while we're resizing
if Show_log_browser_side then
Editor_state.right = App.screen.width/2 - Margin_right
else
Editor_state.right = App.screen.width-Margin_right
end
Log_browser_state.left = App.screen.width/2 + Margin_right
Log_browser_state.right = App.screen.width-Margin_right
Editor_state.width = Editor_state.right-Editor_state.left
Text.tweak_screen_top_and_cursor(Editor_state, Editor_state.left, Editor_state.right)
--? print('end resize')
end
function source.filedropped(file)
-- first make sure to save edits on any existing file
if Editor_state.next_save then
save_to_disk(Editor_state)
end
-- clear the slate for the new file
Editor_state.filename = file:getFilename()
file:open('r')
Editor_state.lines = load_from_file(file)
file:close()
Text.redraw_all(Editor_state)
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.cursor1 = {line=1, pos=1}