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function print_and_log(s)
print(s)
log(3, s)
end
function source.load_settings()
local settings = Settings.source
love.graphics.setFont(love.graphics.newFont(settings.font_height))
end
function test_select_text_using_mouse_starting_above_text()
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'def', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
Editor_state.selection1 = {}
edit.draw(Editor_state) -- populate line_cache.starty for each line Editor_state.line_cache
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
end
function test_select_text_using_mouse_starting_above_text_wrapping_line()
-- first screen line starts in the middle of a line
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'defgh', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=2, pos=5}
Editor_state.screen_top1 = {line=2, pos=3}
Editor_state.screen_bottom1 = {}
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
-- selection is at screen top
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 2, 'selection:line')
check_eq(Editor_state.selection1.pos, 3, 'selection:pos')
end
function test_select_text_using_mouse_starting_below_text()
-- I'd like to test what happens when a mouse click is below some page of
-- text, potentially even in the middle of a line.
-- However, it's brittle to set up a text line boundary just right.
-- So I'm going to just check things below the bottom of the final line of
-- text when it's in the middle of the screen.
-- final screen line ends in the middle of screen
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abcde'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
local y = Editor_state.top
App.screen.check(y, 'ab', 'baseline:screen:1')
y = y + Editor_state.line_height
App.screen.check(y, 'cde', 'baseline:screen:2')
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, 5,App.screen.height-5, 1)
-- selection is past bottom-most text in screen
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 6, 'selection:pos')
end
function test_select_all_text()
-- display a single line of text
App.screen.init{width=75, height=80}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc def'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
-- select all
App.fake_key_press('lctrl')
edit.run_after_keychord(Editor_state, 'C-a')
App.fake_key_release('lctrl')
edit.key_release(Editor_state, 'lctrl')
-- selection
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
check_eq(Editor_state.cursor1.line, 1, 'cursor:line')
check_eq(Editor_state.cursor1.pos, 8, 'cursor:pos')
-- Arguably this should be called edit_tests.lua,
-- but that would mess up the git blame at this point.
end
function test_select_text_using_mouse_starting_above_text()
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'def', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
Editor_state.selection1 = {}
edit.draw(Editor_state) -- populate line_cache.starty for each line Editor_state.line_cache
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
function test_select_text_using_mouse_starting_above_text_wrapping_line()
-- first screen line starts in the middle of a line
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'defgh', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=2, pos=5}
Editor_state.screen_top1 = {line=2, pos=3}
Editor_state.screen_bottom1 = {}
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
-- selection is at screen top
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 2, 'selection:line')
check_eq(Editor_state.selection1.pos, 3, 'selection:pos')
end
end
function test_select_all_text()
-- display a single line of text
App.screen.init{width=75, height=80}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc def'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
-- select all
App.fake_key_press('lctrl')
edit.run_after_keychord(Editor_state, 'C-a')
App.fake_key_release('lctrl')
edit.key_release(Editor_state, 'lctrl')
-- selection
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
check_eq(Editor_state.cursor1.line, 1, 'cursor:line')
check_eq(Editor_state.cursor1.pos, 8, 'cursor:pos')
end
end
function test_select_text_using_mouse_starting_below_text()
-- I'd like to test what happens when a mouse click is below some page of
-- text, potentially even in the middle of a line.
-- However, it's brittle to set up a text line boundary just right.
-- So I'm going to just check things below the bottom of the final line of
-- text when it's in the middle of the screen.
-- final screen line ends in the middle of screen
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abcde'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
local y = Editor_state.top
App.screen.check(y, 'ab', 'baseline:screen:1')
y = y + Editor_state.line_height
App.screen.check(y, 'cde', 'baseline:screen:2')
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, 5,App.screen.height-5, 1)
-- selection is past bottom-most text in screen
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 6, 'selection:pos')
end
end
assert(false)
end
function Text.pos_at_end_of_screen_line(State, loc1)
Text.populate_screen_line_starting_pos(State, loc1.line)
local line_cache = State.line_cache[loc1.line]
local most_recent_final_pos = utf8.len(State.lines[loc1.line].data)+1
for i=#line_cache.screen_line_starting_pos,1,-1 do
local spos = line_cache.screen_line_starting_pos[i]
if spos <= loc1.pos then
return most_recent_final_pos
-- result: pos, index of screen line
function Text.pos_at_end_of_screen_line(State, loc1)
Text.populate_screen_line_starting_pos(State, loc1.line)
local line_cache = State.line_cache[loc1.line]
local most_recent_final_pos = utf8.len(State.lines[loc1.line].data)+1
for i=#line_cache.screen_line_starting_pos,1,-1 do
local spos = line_cache.screen_line_starting_pos[i]
if spos <= loc1.pos then
return most_recent_final_pos
end
most_recent_final_pos = spos-1
end
assert(false)
end
end
end
function test_select_text_using_mouse_starting_above_text()
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'def', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
Editor_state.selection1 = {}
edit.draw(Editor_state) -- populate line_cache.starty for each line Editor_state.line_cache
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
function test_select_text_using_mouse_starting_above_text_wrapping_line()
-- first screen line starts in the middle of a line
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'defgh', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=2, pos=5}
Editor_state.screen_top1 = {line=2, pos=3}
Editor_state.screen_bottom1 = {}
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
-- selection is at screen top
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 2, 'selection:line')
check_eq(Editor_state.selection1.pos, 3, 'selection:pos')
function test_select_text_using_mouse_starting_below_text()
-- I'd like to test what happens when a mouse click is below some page of
-- text, potentially even in the middle of a line.
-- However, it's brittle to set up a text line boundary just right.
-- So I'm going to just check things below the bottom of the final line of
-- text when it's in the middle of the screen.
-- final screen line ends in the middle of screen
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abcde'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
local y = Editor_state.top
App.screen.check(y, 'ab', 'baseline:screen:1')
y = y + Editor_state.line_height
App.screen.check(y, 'cde', 'baseline:screen:2')
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, 5,App.screen.height-5, 1)
-- selection is past bottom-most text in screen
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 6, 'selection:pos')
end
end
function test_select_text_using_mouse_starting_above_text()
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'def', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
Editor_state.selection1 = {}
edit.draw(Editor_state) -- populate line_cache.starty for each line Editor_state.line_cache
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
end
function test_select_text_using_mouse_starting_above_text_wrapping_line()
-- first screen line starts in the middle of a line
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc', 'defgh', 'xyz'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=2, pos=5}
Editor_state.screen_top1 = {line=2, pos=3}
Editor_state.screen_bottom1 = {}
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, Editor_state.left+8,5, 1)
-- selection is at screen top
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 2, 'selection:line')
check_eq(Editor_state.selection1.pos, 3, 'selection:pos')
end
function test_select_text_using_mouse_starting_below_text()
-- I'd like to test what happens when a mouse click is below some page of
-- text, potentially even in the middle of a line.
-- However, it's brittle to set up a text line boundary just right.
-- So I'm going to just check things below the bottom of the final line of
-- text when it's in the middle of the screen.
-- final screen line ends in the middle of screen
App.screen.init{width=50, height=60}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abcde'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
local y = Editor_state.top
App.screen.check(y, 'ab', 'baseline:screen:1')
y = y + Editor_state.line_height
App.screen.check(y, 'cde', 'baseline:screen:2')
-- press mouse above first line of text
edit.run_after_mouse_press(Editor_state, 5,App.screen.height-5, 1)
-- selection is past bottom-most text in screen
check(Editor_state.selection1.line ~= nil, 'selection:line-not-nil')
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 6, 'selection:pos')
function test_select_all_text()
-- display a single line of text
App.screen.init{width=75, height=80}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc def'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
-- select all
App.fake_key_press('lctrl')
edit.run_after_keychord(Editor_state, 'C-a')
App.fake_key_release('lctrl')
edit.key_release(Editor_state, 'lctrl')
-- selection
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
check_eq(Editor_state.cursor1.line, 1, 'cursor:line')
check_eq(Editor_state.cursor1.pos, 8, 'cursor:pos')
end
end
function test_select_all_text()
-- display a single line of text
App.screen.init{width=75, height=80}
Editor_state = edit.initialize_test_state()
Editor_state.lines = load_array{'abc def'}
Text.redraw_all(Editor_state)
Editor_state.cursor1 = {line=1, pos=1}
Editor_state.screen_top1 = {line=1, pos=1}
Editor_state.screen_bottom1 = {}
edit.draw(Editor_state)
-- select all
App.fake_key_press('lctrl')
edit.run_after_keychord(Editor_state, 'C-a')
App.fake_key_release('lctrl')
edit.key_release(Editor_state, 'lctrl')
-- selection
check_eq(Editor_state.selection1.line, 1, 'selection:line')
check_eq(Editor_state.selection1.pos, 1, 'selection:pos')
check_eq(Editor_state.cursor1.line, 1, 'cursor:line')
check_eq(Editor_state.cursor1.pos, 8, 'cursor:pos')
end
function Text.cursor_at_final_screen_line(State)
Text.populate_screen_line_starting_pos(State, State.cursor1.line)
local screen_lines = State.line_cache[State.cursor1.line].screen_line_starting_pos
--? print(screen_lines[#screen_lines], State.cursor1.pos)
return screen_lines[#screen_lines] <= State.cursor1.pos
function Text.pos_at_end_of_screen_line(State, loc1)
Text.populate_screen_line_starting_pos(State, loc1.line)
local line_cache = State.line_cache[loc1.line]
local most_recent_final_pos = utf8.len(State.lines[loc1.line].data)+1
for i=#line_cache.screen_line_starting_pos,1,-1 do
local spos = line_cache.screen_line_starting_pos[i]
if spos <= loc1.pos then
return most_recent_final_pos
end
most_recent_final_pos = spos-1
end
assert(false)
end
function Text.cursor_at_final_screen_line(State)
Text.populate_screen_line_starting_pos(State, State.cursor1.line)
local screen_lines = State.line_cache[State.cursor1.line].screen_line_starting_pos
--? print(screen_lines[#screen_lines], State.cursor1.pos)
return screen_lines[#screen_lines] <= State.cursor1.pos
end
function Text.move_cursor_down_to_next_text_line_while_scrolling_again_if_necessary(State)
--? print('selection', State.selection1.line, State.selection1.pos)
break
--? print_and_log(('edit.mouse_press: cursor at %d,%d'):format(State.cursor1.line, State.cursor1.pos))
if y < State.top then
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_top1.line,
pos=State.screen_top1.pos,
}
return
end
--? print_and_log(('edit.mouse_press: in line %d'):format(line_index))
return
-- still here? click is below all screen lines
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_bottom1.line,
pos=Text.pos_at_end_of_screen_line(State, State.screen_bottom1),
}
--? print_and_log(('edit.mouse_release: cursor at %d,%d'):format(State.cursor1.line, State.cursor1.pos))
--? print_and_log('edit.mouse_release: no current drawing')
--? print_and_log(('edit.mouse_release: in line %d'):format(line_index))
--? print_and_log(('edit.mouse_release: cursor now %d,%d'):format(State.cursor1.line, State.cursor1.pos))
--? print_and_log(('edit.mouse_release: finally selection %s,%s cursor %d,%d'):format(tostring(State.selection1.line), tostring(State.selection1.pos), State.cursor1.line, State.cursor1.pos))
-- still here? click is below all screen lines
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_bottom1.line,
pos=Text.pos_at_end_of_screen_line(State, State.screen_bottom1),
}
--? print('selection:', State.selection1.line, State.selection1.pos)
--? print_and_log(('edit.mouse_release: finally selection %s,%s cursor %d,%d'):format(tostring(State.selection1.line), tostring(State.selection1.pos), State.cursor1.line, State.cursor1.pos))
local time = love.timer.getTime()
if State.recent_mouse.time and State.recent_mouse.time > time-0.1 then
return State.recent_mouse.line, State.recent_mouse.pos
local x,y = App.mouse_x(), App.mouse_y()
if y < State.line_cache[State.screen_top1.line].starty then
return State.screen_top1.line, State.screen_top1.pos
if y < State.line_cache[State.screen_top1.line].starty then
return State.screen_top1.line, State.screen_top1.pos
end
return State.screen_bottom1.line, Text.pos_at_end_of_screen_line(State, State.screen_bottom1)
screen_bottom1.line = line_index
y, screen_bottom1.pos = Text.draw(State, line_index, y, startpos)
State.screen_bottom1 = screen_bottom1
--? print_and_log(('edit.mouse_press: cursor at %d,%d'):format(State.cursor1.line, State.cursor1.pos))
if y < State.top then
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_top1.line,
pos=State.screen_top1.pos,
}
return
end
-- still here? click is below all screen lines
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_bottom1.line,
pos=Text.pos_at_end_of_screen_line(State, State.screen_bottom1),
}
-- i.e. mouse_release should never look at shift state
--? print_and_log(('edit.mouse_press: in line %d'):format(line_index))
return
--? print_and_log(('edit.mouse_release: in line %d'):format(line_index))
--? print_and_log(('edit.mouse_release: cursor now %d,%d'):format(State.cursor1.line, State.cursor1.pos))
end
--? print_and_log(('edit.mouse_release: finally selection %s,%s cursor %d,%d'):format(tostring(State.selection1.line), tostring(State.selection1.pos), State.cursor1.line, State.cursor1.pos))
end
function edit.mouse_wheel_move(State, dx,dy)
if dy > 0 then
State.cursor1 = {line=State.screen_top1.line, pos=State.screen_top1.pos}
for i=1,math.floor(dy) do
Text.up(State)
end
State.cursor1 = {line=State.screen_bottom1.line, pos=State.screen_bottom1.pos}
for i=1,math.floor(-dy) do
Text.down(State)
end
--? print('press', State.cursor1.line)
--? print_and_log(('edit.mouse_press: cursor at %d,%d'):format(State.cursor1.line, State.cursor1.pos))
if y < State.top then
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_top1.line,
pos=State.screen_top1.pos,
}
return
end
-- still here? click is below all screen lines
State.old_cursor1 = State.cursor1
State.old_selection1 = State.selection1
State.mousepress_shift = App.shift_down()
State.selection1 = {
line=State.screen_bottom1.line,
pos=Text.pos_at_end_of_screen_line(State, State.screen_bottom1),
}
--? print('selection:', State.selection1.line, State.selection1.pos)
--? print_and_log(('edit.mouse_release: finally selection %s,%s cursor %d,%d'):format(tostring(State.selection1.line), tostring(State.selection1.pos), State.cursor1.line, State.cursor1.pos))