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run = {}
Editor_state = {}
-- called both in tests and real run
function run.initialize_globals()
-- tests currently mostly clear their own state
-- blinking cursor
Cursor_time = 0
end
-- called only for real run
function run.initialize(arg)
log_new('run')
if Settings then
run.load_settings()
else
run.initialize_default_settings()
end
if #arg > 0 and Editor_state.filename ~= absolutize(arg[1]) 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
edit.check_locs(Editor_state)
-- keep a few blank lines around: https://merveilles.town/@akkartik/110084833821965708
love.window.setTitle('view.love - '..Editor_state.filename)
if #arg > 1 then
print('ignoring commandline args after '..arg[1])
end
if rawget(_G, 'jit') then
jit.off()
jit.flush()
end
end
function print_and_log(s)
print(s)
log(3, s)
end
function run.load_settings()
love.graphics.setFont(love.graphics.newFont(Settings.font_height))
-- set up desired window dimensions and make window resizable
_, _, App.screen.flags = App.screen.size()
App.screen.flags.resizable = true
App.screen.width, App.screen.height = Settings.width, Settings.height
App.screen.resize(App.screen.width, App.screen.height, App.screen.flags)
run.set_window_position_from_settings(Settings)
Editor_state = edit.initialize_state(Margin_top, Margin_left, App.screen.width-Margin_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 run.set_window_position_from_settings(settings)
local os = love.system.getOS()
if os == 'Linux' then
-- love.window.setPosition doesn't quite seem to do what is asked of it on Linux.
App.screen.move(settings.x, settings.y-37, settings.displayindex)
else
App.screen.move(settings.x, settings.y, settings.displayindex)
end
end
function run.initialize_default_settings()
local font_height = 20
love.graphics.setFont(love.graphics.newFont(font_height))
run.initialize_window_geometry()
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)
Settings = run.settings()
end
function run.initialize_window_geometry()
-- Initialize window width/height and make window resizable.
--
-- I get tempted to have opinions about window dimensions here, but they're
-- non-portable:
-- - maximizing doesn't work on mobile and messes things up
-- - maximizing keeps the title bar on screen in Linux, but off screen on
-- Windows. And there's no way to get the height of the title bar.
-- It seems more robust to just follow LÖVE's default window size until
-- someone overrides it.
App.screen.width, App.screen.height, App.screen.flags = App.screen.size()
App.screen.flags.resizable = true
App.screen.resize(App.screen.width, App.screen.height, App.screen.flags)
end
function run.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
Editor_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)
end
function run.file_drop(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
App.initialize_globals()
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}
-- keep a few blank lines around: https://merveilles.town/@akkartik/110084833821965708
love.window.setTitle('view.love - '..Editor_state.filename)
end
function run.draw()
edit.draw(Editor_state)
end
function run.update(dt)
Cursor_time = Cursor_time + dt
edit.update(Editor_state, dt)
end
function run.quit()
edit.quit(Editor_state)
end
function run.settings()
if Settings == nil then Settings = {} end
Settings.x, Settings.y, Settings.displayindex = App.screen.position()
return {
x=Settings.x, y=Settings.y, displayindex=Settings.displayindex,
width=App.screen.width, height=App.screen.height,
font_height=Editor_state.font_height,
filename=absolutize(Editor_state.filename),
screen_top=Editor_state.screen_top1, cursor=Editor_state.cursor1
}
end
function absolutize(path)
if is_relative_path(path) then
return love.filesystem.getWorkingDirectory()..'/'..path -- '/' should work even on Windows
end
return path
end
function run.mouse_press(x,y, mouse_button)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.mouse_press(Editor_state, x,y, mouse_button)
end
function run.mouse_release(x,y, mouse_button)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.mouse_release(Editor_state, x,y, mouse_button)
end
function run.mouse_wheel_move(dx,dy)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.mouse_wheel_move(Editor_state, dx,dy)
end
function run.text_input(t)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.text_input(Editor_state, t)
end
function run.keychord_press(chord, key)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.keychord_press(Editor_state, chord, key)
end
function run.key_release(key, scancode)
Cursor_time = 0 -- ensure cursor is visible immediately after it moves
return edit.key_release(Editor_state, key, scancode)
end
function width(s)
return love.graphics.getFont():getWidth(s)
end
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