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author | Kartik K. Agaram <vc@akkartik.com> | 2022-07-17 09:10:33 -0700 |
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committer | Kartik K. Agaram <vc@akkartik.com> | 2022-07-17 09:14:10 -0700 |
commit | 6b3ddc816ff6784ed36d6254d35c8d12ada28246 (patch) | |
tree | 19f458248b08201e145da3ab838a773805c52837 | |
parent | 48b7de4fde195abc0e41deec709d2ba1f52f6fbb (diff) | |
download | view.love-6b3ddc816ff6784ed36d6254d35c8d12ada28246.tar.gz |
switch to line index in a function
- Text.populate_screen_line_starting_pos
-rw-r--r-- | text.lua | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/text.lua b/text.lua index d3998f9..7f7c8f4 100644 --- a/text.lua +++ b/text.lua @@ -21,7 +21,7 @@ function Text.draw(State, line_index) if line.fragments == nil then Text.compute_fragments(line, State.left, State.right) end - Text.populate_screen_line_starting_pos(line, State.left, State.right) + Text.populate_screen_line_starting_pos(State, line_index) --? print('--') for _, f in ipairs(line.fragments) do local frag, frag_text = f.data, f.text @@ -142,7 +142,7 @@ function Text.textinput(State, t) --? print(State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos) Text.insert_at_cursor(State, t) if State.cursor_y >= App.screen.height - State.line_height then - Text.populate_screen_line_starting_pos(State.lines[State.cursor1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, State.cursor1.line) Text.snap_cursor_to_bottom_of_screen(State, State.left, State.right) --? print('=>', State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos) end @@ -175,7 +175,7 @@ function Text.keychord_pressed(State, chord) --? print(State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos) Text.insert_at_cursor(State, '\t') if State.cursor_y >= App.screen.height - State.line_height then - Text.populate_screen_line_starting_pos(State.lines[State.cursor1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, State.cursor1.line) Text.snap_cursor_to_bottom_of_screen(State, State.left, State.right) --? print('=>', State.screen_top1.line, State.screen_top1.pos, State.cursor1.line, State.cursor1.pos, State.screen_bottom1.line, State.screen_bottom1.pos) end @@ -414,7 +414,7 @@ function Text.up(State) if State.lines[new_cursor_line].mode == 'text' then --? print('found previous text line') State.cursor1.line = new_cursor_line - Text.populate_screen_line_starting_pos(State.lines[State.cursor1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, State.cursor1.line) -- previous text line found, pick its final screen line --? print('has multiple screen lines') local screen_line_starting_pos = State.lines[State.cursor1.line].screen_line_starting_pos @@ -618,7 +618,7 @@ function Text.right_without_scroll(State) end function Text.pos_at_start_of_cursor_screen_line(State) - Text.populate_screen_line_starting_pos(State.lines[State.cursor1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, State.cursor1.line) for i=#State.lines[State.cursor1.line].screen_line_starting_pos,1,-1 do local spos = State.lines[State.cursor1.line].screen_line_starting_pos[i] if spos <= State.cursor1.pos then @@ -629,7 +629,7 @@ function Text.pos_at_start_of_cursor_screen_line(State) end function Text.cursor_at_final_screen_line(State) - Text.populate_screen_line_starting_pos(State.lines[State.cursor1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, State.cursor1.line) local screen_lines = State.lines[State.cursor1.line].screen_line_starting_pos --? print(screen_lines[#screen_lines], State.cursor1.pos) return screen_lines[#screen_lines] <= State.cursor1.pos @@ -698,7 +698,7 @@ function Text.in_line(State, line_index, x,y) if line.starty == nil then return false end -- outside current page if x < State.left then return false end if y < line.starty then return false end - Text.populate_screen_line_starting_pos(line, State.left, State.right) + Text.populate_screen_line_starting_pos(State, line_index) return y < line.starty + State.line_height*(#line.screen_line_starting_pos - Text.screen_line_index(line, line.startpos) + 1) end @@ -840,7 +840,7 @@ function Text.to2(State, pos1) return {line=pos1.line, screen_line=1, screen_pos=1} end local result = {line=pos1.line, screen_line=1} - Text.populate_screen_line_starting_pos(State.lines[pos1.line], State.left, State.right) + Text.populate_screen_line_starting_pos(State, pos1.line) for i=#State.lines[pos1.line].screen_line_starting_pos,1,-1 do local spos = State.lines[pos1.line].screen_line_starting_pos[i] if spos <= pos1.pos then @@ -904,28 +904,29 @@ function Text.previous_screen_line(State, pos2) return {line=pos2.line-1, screen_line=1, screen_pos=1} else local l = State.lines[pos2.line-1] - Text.populate_screen_line_starting_pos(State.lines[pos2.line-1], State.left, State.right) + Text.populate_screen_line_starting_pos(State, pos2.line-1) return {line=pos2.line-1, screen_line=#State.lines[pos2.line-1].screen_line_starting_pos, screen_pos=1} end end -function Text.populate_screen_line_starting_pos(line, left, right) +function Text.populate_screen_line_starting_pos(State, line_index) + local line = State.lines[line_index] if line.screen_line_starting_pos then return end -- duplicate some logic from Text.draw if line.fragments == nil then - Text.compute_fragments(line, left, right) + Text.compute_fragments(line, State.left, State.right) end line.screen_line_starting_pos = {1} - local x = left + local x = State.left local pos = 1 for _, f in ipairs(line.fragments) do local frag, frag_text = f.data, f.text -- render fragment local frag_width = App.width(frag_text) - if x + frag_width > right then - x = left + if x + frag_width > State.right then + x = State.left table.insert(line.screen_line_starting_pos, pos) end x = x + frag_width @@ -938,8 +939,8 @@ end function Text.tweak_screen_top_and_cursor(State) --? print('a', State.selection1.line) if State.screen_top1.pos == 1 then return end + Text.populate_screen_line_starting_pos(State, State.screen_top1.line) local line = State.lines[State.screen_top1.line] - Text.populate_screen_line_starting_pos(line, State.left, State.right) for i=2,#line.screen_line_starting_pos do local pos = line.screen_line_starting_pos[i] if pos == State.screen_top1.pos then |