diff options
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 125 |
1 files changed, 4 insertions, 121 deletions
@@ -41,127 +41,10 @@ -- For 0.5 -------------------------------------------------------------------- -XXX -screen contains grid - -screen_write <-- write to TTY and to screen using close-to-ANSI functions -screen_redraw <-- write areas of screen to TTY -grid_view <-- write to viewable area of grid -grid <-- manipulate grid and history - -XXX -grid_view has ox,oy -XXX - -- FINISH UTF8: fix copy and paste -- SPLIT u_short attr into attr,flags? -- maybe rethink backend data structure? - - utf8 can be 1-4 bytes - - most common is 1 bytes - - there can be double-width characters which take n bytes but 2 columns on screen - - they are not only drawn as two characters, they also require two backspaces to remove -- three operations: - - simultaneously update screen and ttys - - redraw screen or section of screen to ttys - - write to ttys without updating screen - ---- -NEED to be able to: - resize screen - apply ops to both screen and tty simultaneously - both when parsing input and when eg scrolling history - draw on the top of the screen without modifying it - display arbitrary parts of the history - redraw arbitrary parts of the visible screen ---- -NEVER need to draw into the history - -split off grid manip: - 16-bit characters - 8-bit flags - 8-bit attributes - 8-bit fg colour - 8-bit bg colour - -struct grid_data { - struct grid_cell **data; - int *sizes; - - int sx; - int sy; - - int hsize; - int hlimit; -}; -struct grid_cell { - u_short data; - u_char attr; - u_char flags; - u_char fg; - u_char bg; -}; -const struct grid_default_cell = { 0x20, 0, 0, 8, 8 }; - -; grid logically split from -; -hlimit to 0 and 0 to sy - -; ALWAYS fill with default - -const struct grid_cell *grid_get(int x, int y); -void grid_set(int x, int y, const struct grid_cell *cell); - -void grid_resize() -void grid_shift() /* shift lines into history */ - -struct grid_view { - int ox; - int oy; - - int sx; - int sy; - - struct grid_data *gdata; - struct grid_view *parent; -}; - -struct grid_cell *grid_view_get_cell(int x, int y) -void grid_view_set_cell(int x, int y, const struct grid_cell *cell); - -int grid_view_absolute_x(int x); -int grid_view_absolute_y(int y); - -int grid_view_relative_x(int x); -int grid_view_relative_y(int y); - -void grid_view_delete_lines(int y, int ny) -void grid_view_insert_lines(int y, int ny) -void grid_view_clear_lines(int y, int ny) -void grid_view_fill_lines(int y, int ny, const struct grid_cell *cell) - -void grid_view_delete_cells(int x, int y, int nx) -void grid_view_insert_cells(int x, int y, int nx) -void grid_view_clear_cells(int x, int y, int nx) -void grid_view_fill_cells(int x, int nx, const struct grid_cell *cell) - -void grid_view_clear_area(int x, int y, int nx, int ny) -void grid_view_fill_area(int x, int y, int nx, int ny, const struct grid_cell *cell) - ---- - -screen has two (both grid_view): - base and overlay - ---- -screen_write writes into overlay if it exists and then base, also optionally to tty -screen_draw draws overlay + base to display ---- - ---- - -Would it be better to just expand char to 16-bits and use it as an index only -for >2-byte characters? or - better - don't support entire UTF range? only the BMP? -this would get rid of UTF table and limits, but still leave double-width character annoyances -also would double memory usage +TODO -- 2 fix window-*.c + 3 resizing + 4 audit for leftover/unused code + 5 next phase of tidying ---- 21:09 < merdely> NicM: if I run 'tmux attach -t main' and there is no tmux session named main, start a new one. |