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tweaks: rename four functions, to be more distinct

master
Benno Schulenberg 2017-07-09 21:07:38 +02:00
parent ac7a071893
commit fbbf501f8f
8 changed files with 46 additions and 48 deletions
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2
src/cut.c
View File

@ -270,7 +270,7 @@ void do_uncut_text(void)
add_undo(PASTE);
if (ISSET(SOFTWRAP))
was_leftedge = get_chunk_leftedge(openfile->current, xplustabs());
was_leftedge = leftedge_for(xplustabs(), openfile->current);
#endif
/* Add a copy of the text in the cutbuffer to the current buffer

2
src/files.c
View File

@ -777,7 +777,7 @@ void read_file(FILE *f, int fd, const char *filename, bool undoable,
add_undo(INSERT);
if (ISSET(SOFTWRAP))
was_leftedge = get_chunk_leftedge(openfile->current, xplustabs());
was_leftedge = leftedge_for(xplustabs(), openfile->current);
#endif
/* Create an empty buffer. */

18
src/move.c
View File

@ -53,7 +53,7 @@ void get_edge_and_target(size_t *leftedge, size_t *target_column)
{
#ifndef NANO_TINY
if (ISSET(SOFTWRAP)) {
*leftedge = get_chunk_leftedge(openfile->current, xplustabs());
*leftedge = leftedge_for(xplustabs(), openfile->current);
*target_column = openfile->placewewant - *leftedge;
} else
#endif
@ -348,7 +348,7 @@ void do_home(bool be_clever)
size_t leftedge = 0, leftedge_x = 0;
if (ISSET(SOFTWRAP)) {
leftedge = get_chunk_leftedge(openfile->current, was_column);
leftedge = leftedge_for(was_column, openfile->current);
leftedge_x = actual_x(openfile->current->data, leftedge);
}
@ -414,7 +414,7 @@ void do_end(bool be_clever)
#ifndef NANO_TINY
if (ISSET(SOFTWRAP)) {
bool last_chunk = FALSE;
size_t leftedge = get_chunk_leftedge(openfile->current, was_column);
size_t leftedge = leftedge_for(was_column, openfile->current);
size_t rightedge = get_softwrap_breakpoint(openfile->current->data,
leftedge, &last_chunk);
size_t rightedge_x;
@ -572,7 +572,7 @@ void do_left(void)
size_t was_column = xplustabs();
#ifndef NANO_TINY
filestruct *was_current = openfile->current;
size_t was_chunk = get_chunk_row(was_current, was_column);
size_t was_chunk = chunk_for(was_column, was_current);
#endif
if (openfile->current_x > 0)
@ -591,8 +591,8 @@ void do_left(void)
* we're now above the first line of the edit window, so scroll up. */
if (ISSET(SOFTWRAP) && openfile->current_y == 0 &&
openfile->current == was_current &&
get_chunk_row(openfile->current,
openfile->placewewant) != was_chunk) {
chunk_for(openfile->placewewant,
openfile->current) != was_chunk) {
edit_scroll(UPWARD, ISSET(SMOOTH_SCROLL) ? 1 : editwinrows / 2 + 1);
return;
}
@ -609,7 +609,7 @@ void do_right(void)
size_t was_column = xplustabs();
#ifndef NANO_TINY
filestruct *was_current = openfile->current;
size_t was_chunk = get_chunk_row(was_current, was_column);
size_t was_chunk = chunk_for(was_column, was_current);
#endif
if (openfile->current->data[openfile->current_x] != '\0')
@ -628,8 +628,8 @@ void do_right(void)
* we're now below the first line of the edit window, so scroll down. */
if (ISSET(SOFTWRAP) && openfile->current_y == editwinrows - 1 &&
openfile->current == was_current &&
get_chunk_row(openfile->current,
openfile->placewewant) != was_chunk) {
chunk_for(openfile->placewewant,
openfile->current) != was_chunk) {
edit_scroll(DOWNWARD, ISSET(SMOOTH_SCROLL) ? 1 : editwinrows / 2 + 1);
return;
}

10
src/nano.c
View File

@ -1762,7 +1762,7 @@ int do_mouse(void)
/* Whether the click was on the row where the cursor is. */
if (ISSET(SOFTWRAP))
leftedge = get_chunk_leftedge(openfile->current, xplustabs());
leftedge = leftedge_for(xplustabs(), openfile->current);
else
#endif
leftedge = get_page_start(xplustabs());
@ -1812,8 +1812,8 @@ void do_output(char *output, size_t output_len, bool allow_cntrls)
if (ISSET(SOFTWRAP)) {
if (openfile->current_y == editwinrows - 1)
original_row = get_chunk_row(openfile->current, xplustabs());
orig_rows = get_last_chunk_row(openfile->current);
original_row = chunk_for(xplustabs(), openfile->current);
orig_rows = number_of_chunks_in(openfile->current);
}
#endif
@ -1878,9 +1878,9 @@ void do_output(char *output, size_t output_len, bool allow_cntrls)
* of the edit window, and we moved one screen row, we're now below
* the last line of the edit window, so we need a full refresh too. */
if (ISSET(SOFTWRAP) && refresh_needed == FALSE &&
(get_last_chunk_row(openfile->current) != orig_rows ||
(number_of_chunks_in(openfile->current) != orig_rows ||
(openfile->current_y == editwinrows - 1 &&
get_chunk_row(openfile->current, xplustabs()) != original_row)))
chunk_for(xplustabs(), openfile->current) != original_row)))
refresh_needed = TRUE;
#endif

8
src/proto.h
View File

@ -665,10 +665,10 @@ void edit_scroll(scroll_dir direction, int nrows);
#ifndef NANO_TINY
size_t get_softwrap_breakpoint(const char *text, size_t leftedge,
bool *end_of_line);
size_t get_chunk(filestruct *line, size_t column, size_t *leftedge);
size_t get_chunk_row(filestruct *line, size_t column);
size_t get_chunk_leftedge(filestruct *line, size_t column);
size_t get_last_chunk_row(filestruct *line);
size_t get_chunk_and_edge(size_t column, filestruct *line, size_t *leftedge);
size_t chunk_for(size_t column, filestruct *line);
size_t leftedge_for(size_t column, filestruct *line);
size_t number_of_chunks_in(filestruct *line);
void ensure_firstcolumn_is_aligned(void);
#endif
size_t actual_last_column(size_t leftedge, size_t column);

2
src/search.c
View File

@ -900,7 +900,7 @@ void do_gotolinecolumn(ssize_t line, ssize_t column, bool use_answer,
#ifndef NANO_TINY
if (ISSET(SOFTWRAP)) {
filestruct *line = openfile->current;
size_t leftedge = get_chunk_leftedge(openfile->current, xplustabs());
size_t leftedge = leftedge_for(xplustabs(), openfile->current);
rows_from_tail = (editwinrows / 2) -
go_forward_chunks(editwinrows / 2, &line, &leftedge);

4
src/text.c
View File

@ -112,7 +112,7 @@ void do_deletion(undo_type action)
update_undo(action);
if (ISSET(SOFTWRAP))
orig_rows = get_last_chunk_row(openfile->current);
orig_rows = number_of_chunks_in(openfile->current);
#endif
/* Move the remainder of the line "in", over the current character. */
@ -181,7 +181,7 @@ void do_deletion(undo_type action)
/* If the number of screen rows that a softwrapped line occupies
* has changed, we need a full refresh. */
if (ISSET(SOFTWRAP) && refresh_needed == FALSE &&
get_last_chunk_row(openfile->current) != orig_rows)
number_of_chunks_in(openfile->current) != orig_rows)
refresh_needed = TRUE;
#endif

48
src/winio.c
View File

@ -2296,16 +2296,16 @@ void place_the_cursor(bool forreal)
filestruct *line = openfile->edittop;
size_t leftedge;
row -= get_chunk_row(openfile->edittop, openfile->firstcolumn);
row -= chunk_for(openfile->firstcolumn, openfile->edittop);
/* Calculate how many rows the lines from edittop to current use. */
while (line != NULL && line != openfile->current) {
row += get_last_chunk_row(line) + 1;
row += number_of_chunks_in(line) + 1;
line = line->next;
}
/* Add the number of wraps in the current line before the cursor. */
row += get_chunk(openfile->current, xpt, &leftedge);
row += get_chunk_and_edge(xpt, openfile->current, &leftedge);
col = xpt - leftedge;
} else
#endif
@ -2748,11 +2748,11 @@ int update_softwrapped_line(filestruct *fileptr)
if (fileptr == openfile->edittop)
from_col = openfile->firstcolumn;
else
row -= get_chunk_row(openfile->edittop, openfile->firstcolumn);
row -= chunk_for(openfile->firstcolumn, openfile->edittop);
/* Find out on which screen row the target line should be shown. */
while (line != fileptr && line != NULL) {
row += get_last_chunk_row(line) + 1;
row += number_of_chunks_in(line) + 1;
line = line->next;
}
@ -2825,8 +2825,7 @@ int go_back_chunks(int nrows, filestruct **line, size_t *leftedge)
/* Recede through the requested number of chunks. */
for (i = nrows; i > 0; i--) {
if (current_leftedge > 0) {
current_leftedge = get_chunk_leftedge(*line,
current_leftedge - 1);
current_leftedge = leftedge_for(current_leftedge - 1, *line);
continue;
}
@ -2834,7 +2833,7 @@ int go_back_chunks(int nrows, filestruct **line, size_t *leftedge)
break;
*line = (*line)->prev;
current_leftedge = get_chunk_leftedge(*line, (size_t)-1);
current_leftedge = leftedge_for((size_t)-1, *line);
}
/* Only change leftedge when we actually could move. */
@ -2900,7 +2899,7 @@ bool less_than_a_screenful(size_t was_lineno, size_t was_leftedge)
#ifndef NANO_TINY
if (ISSET(SOFTWRAP)) {
filestruct *line = openfile->current;
size_t leftedge = get_chunk_leftedge(openfile->current, xplustabs());
size_t leftedge = leftedge_for(xplustabs(), openfile->current);
int rows_left = go_back_chunks(editwinrows - 1, &line, &leftedge);
return (rows_left > 0 || line->lineno < was_lineno ||
@ -2966,11 +2965,11 @@ void edit_scroll(scroll_dir direction, int nrows)
#ifndef NANO_TINY
/* Compensate for the earlier chunks of a softwrapped line. */
nrows += get_chunk_row(line, leftedge);
nrows += chunk_for(leftedge, line);
/* Don't compensate for the chunks that are offscreen. */
if (line == openfile->edittop)
nrows -= get_chunk_row(line, openfile->firstcolumn);
nrows -= chunk_for(openfile->firstcolumn, line);
#endif
/* Draw new content on the blank rows inside the scrolled region
@ -3050,7 +3049,7 @@ size_t get_softwrap_breakpoint(const char *text, size_t leftedge,
/* Get the row of the softwrapped chunk of the given line that column is on,
* relative to the first row (zero-based), and return it. If leftedge isn't
* NULL, return the leftmost column of the chunk in it. */
size_t get_chunk(filestruct *line, size_t column, size_t *leftedge)
size_t get_chunk_and_edge(size_t column, filestruct *line, size_t *leftedge)
{
size_t current_chunk = 0, start_col = 0, end_col;
bool end_of_line = FALSE;
@ -3072,27 +3071,27 @@ size_t get_chunk(filestruct *line, size_t column, size_t *leftedge)
/* Return the row of the softwrapped chunk of the given line that column is on,
* relative to the first row (zero-based). */
size_t get_chunk_row(filestruct *line, size_t column)
size_t chunk_for(size_t column, filestruct *line)
{
return get_chunk(line, column, NULL);
return get_chunk_and_edge(column, line, NULL);
}
/* Return the leftmost column of the softwrapped chunk of the given line that
* column is on. */
size_t get_chunk_leftedge(filestruct *line, size_t column)
size_t leftedge_for(size_t column, filestruct *line)
{
size_t leftedge;
get_chunk(line, column, &leftedge);
get_chunk_and_edge(column, line, &leftedge);
return leftedge;
}
/* Return the row of the last softwrapped chunk of the given line, relative to
* the first row (zero-based). */
size_t get_last_chunk_row(filestruct *line)
size_t number_of_chunks_in(filestruct *line)
{
return get_chunk_row(line, (size_t)-1);
return chunk_for((size_t)-1, line);
}
/* Ensure that firstcolumn is at the starting column of the softwrapped chunk
@ -3100,8 +3099,8 @@ size_t get_last_chunk_row(filestruct *line)
* has changed, because then the width of softwrapped chunks has changed. */
void ensure_firstcolumn_is_aligned(void)
{
openfile->firstcolumn = get_chunk_leftedge(openfile->edittop,
openfile->firstcolumn);
openfile->firstcolumn = leftedge_for(openfile->firstcolumn,
openfile->edittop);
/* If smooth scrolling is on, make sure the viewport doesn't center. */
focusing = FALSE;
@ -3164,8 +3163,8 @@ bool current_is_below_screen(void)
return (go_forward_chunks(editwinrows - 1, &line, &leftedge) == 0 &&
(line->lineno < openfile->current->lineno ||
(line->lineno == openfile->current->lineno &&
leftedge < get_chunk_leftedge(openfile->current,
xplustabs()))));
leftedge < leftedge_for(xplustabs(),
openfile->current))));
} else
#endif
return (openfile->current->lineno >=
@ -3284,8 +3283,7 @@ void adjust_viewport(update_type manner)
openfile->edittop = openfile->current;
#ifndef NANO_TINY
if (ISSET(SOFTWRAP))
openfile->firstcolumn = get_chunk_leftedge(openfile->current,
xplustabs());
openfile->firstcolumn = leftedge_for(xplustabs(), openfile->current);
#endif
/* Move edittop back goal rows, starting at current[current_x]. */
@ -3462,7 +3460,7 @@ void spotlight(bool active, size_t from_col, size_t to_col)
void spotlight_softwrapped(bool active, size_t from_col, size_t to_col)
{
ssize_t row = openfile->current_y;
size_t leftedge = get_chunk_leftedge(openfile->current, from_col);
size_t leftedge = leftedge_for(from_col, openfile->current);
size_t break_col;
bool end_of_line = FALSE;
char *word;