style change in box and arrow modes + fix manpage - gramscii - A simple editor for ASCII box-and-arrow charts
DIR Log
DIR Files
DIR Refs
DIR Tags
DIR README
DIR LICENSE
---
DIR commit 4cb5948229fea24c9a2eb3413d6dbe53613bada7
DIR parent 2e1d9e58798f35b1861862d5dcff8088aab4edea
HTML Author: KatolaZ <katolaz@freaknet.org>
Date: Sun, 21 Jul 2019 00:11:03 +0100
style change in box and arrow modes + fix manpage
Diffstat:
M TODO | 13 ++++++++++++-
M gramscii.1 | 19 ++++++++++++++-----
M gramscii.c | 145 +++++++++++++++++--------------
3 files changed, 108 insertions(+), 69 deletions(-)
---
DIR diff --git a/TODO b/TODO
@@ -1,8 +1,17 @@
+ optimize redraws (i.e., avoid to redraw if possible)
-- (?) change cursor shape according to action
+- move configs in config.h
+- add Makefile
- auto-arrow 'A' (automatic end-char)
- change screen management (i.e., use an array of lines)
- read file at point
+- parse control characters
+ - parse arrows (text-mode will allow movements as well)
+- implement CTRL+G as abort (aside ESC)
+- change "g" command:
+ - g-g (goto top-left)
+ - g-G (goto bottom-right)
+ - g-m (goto middle)
+ - g-[hjkl] (goto leftmost, bottom, top, rightmost)
+ visual selection
- crop
- yank/put
@@ -13,6 +22,8 @@
(also do not print unmanaged chars!)
- get screen geometry
- allow scrolling (both vertical and horizontal)
+* move style commands in a separate function
+ (and allow style change in all the modes...)
* add "vis" (for visual) in mode strings
* implement "." to reset styles to defaults.
* load from file
DIR diff --git a/gramscii.1 b/gramscii.1
@@ -17,7 +17,9 @@ keystrokes, and keystrokes have different meaning in different modes.
The default mode is
.B move
mode, which allows the user to move the cursor around the screen.
-Exiting from any other mode automatically puts gramscii in
+Exiting from any other mode (either via pressing
+.B [ESC]
+or by toggling the current mode) automatically puts gramscii in
.B move
mode. There are four classes of commands in gramscii, namely
.B GENERAL,
@@ -195,7 +197,9 @@ while in
.BI erase
mode, the current erase operation is aborted. Press
.B x
-again to make the erase permanent.
+again to make the erase permanent and return to
+.B move
+mode.
.TP 7m
.BI i
Enter
@@ -255,8 +259,13 @@ mode.
.RE
.SS STYLES
-The following commands can be used to customise the style of lines,
-corners, and arrow start and end points:
+The style of lines, corners and markers can be changed at any time while
+in
+.B move,
+.B box,
+and
+.B arrow
+mode. The following style commands are available:
.TP 5m
.B .
(dot) Reset all styles to their default values.
@@ -362,7 +371,7 @@ would automatically save the screen into "filename".
.SH BUGS
gramscii currently manages only a fixed screen of 25 rows by 100
columns. This will be changed in a future release to support scrolling
-and "virtual" screen of any (reasonable) size.
+and "virtual" screens of any (reasonable) size.
.PP
gramscii currently does
.B not
DIR diff --git a/gramscii.c b/gramscii.c
@@ -362,6 +362,33 @@ void toggle_end_mark(){
mark_end = end_marks[cur_end];
}
+int change_style(char c){
+ switch(c){
+ case '-':
+ toggle_hline();
+ break;
+ case '|':
+ toggle_vline();
+ break;
+ case '+':
+ toggle_corner();
+ break;
+ case '<':
+ toggle_st_mark();
+ break;
+ case '>':
+ toggle_end_mark();
+ break;
+ case '.':
+ reset_styles();
+ break;
+ default:
+ return 0;
+ }
+ return c;
+}
+
+
/***** text, box, arrows *****/
@@ -430,10 +457,14 @@ void get_box(){
step = 1;
draw_box(x,y,NOFIX);
while((c=getchar())!=EOF && c != 27 && c!= 'b'){
- if (!move_around(c)) continue;
+ if (change_style(c))
+ goto update_box;
+ if (!move_around(c))
+ continue;
check_bound();
redraw();
step = 1;
+update_box:
draw_box(orig_x, orig_y, NOFIX);
status_bar();
show_cursor();
@@ -504,7 +535,10 @@ void get_arrow(){
step = 1;
draw_arrow(x,y, arrow, 0, NOFIX);
while((c=getchar())!=EOF && c != 27 && c!= 'a'){
- if (!move_around(c)) continue;
+ if (change_style(c))
+ goto update_arrow;
+ if (!move_around(c))
+ continue;
check_bound();
/* FIXME: if we are out of bound, do nothing? */
if (arrow_len == arrow_sz){
@@ -515,6 +549,7 @@ void get_arrow(){
arrow[arrow_len++] = step;
redraw();
step = 1;
+update_arrow:
draw_arrow(orig_x, orig_y, arrow, arrow_len, NOFIX);
status_bar();
show_cursor();
@@ -701,67 +736,51 @@ void commands(){
char c;
while((c=getchar())!=EOF){
- if (!move_around(c)) switch(c){
- case 'i':
- state = TEXT;
- get_text();
- break;
- case 'R':
- redraw();
- break;
- case 'b':
- state = BOX;
- get_box();
- break;
- case 'a':
- state = ARROW;
- get_arrow();
- break;
- case 'W':
- force_new = 1;/** FALLTHROUGH **/
- case 'w':
- write_file();
- break;
- case 'e':
- check_modified();/** FALLTHROUGH **/
- case 'E':
- load_file();
- break;
- case 'N':
- new_file();
- break;
- case 'x':
- state = DEL;
- delete();
- break;
- case 'v':
- state = VIS;
- visual_box();
- break;
- case '-':
- toggle_hline();
- break;
- case '|':
- toggle_vline();
- break;
- case '+':
- toggle_corner();
- break;
- case '<':
- toggle_st_mark();
- break;
- case '>':
- toggle_end_mark();
- break;
- case '.':
- reset_styles();
- break;
- case 'q':
- check_modified();/** FALLTHROUGH **/
- case 'Q':
- cleanup(0);
- exit(0);
- break;
+ if (!change_style(c) && !move_around(c)){
+ switch(c){
+ case 'i':
+ state = TEXT;
+ get_text();
+ break;
+ case 'R':
+ redraw();
+ break;
+ case 'b':
+ state = BOX;
+ get_box();
+ break;
+ case 'a':
+ state = ARROW;
+ get_arrow();
+ break;
+ case 'W':
+ force_new = 1;/** FALLTHROUGH **/
+ case 'w':
+ write_file();
+ break;
+ case 'e':
+ check_modified();/** FALLTHROUGH **/
+ case 'E':
+ load_file();
+ break;
+ case 'N':
+ new_file();
+ break;
+ case 'x':
+ state = DEL;
+ delete();
+ break;
+ case 'v':
+ state = VIS;
+ visual_box();
+ break;
+ case 'q':
+ check_modified();/** FALLTHROUGH **/
+ case 'Q':
+ cleanup(0);
+ exit(0);
+ break;
+ }
}
check_bound();
status_bar();