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	fix bug in toggle_trapezium - gramscii - A simple editor for ASCII box-and-arro…
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	---
	commit 646c1c1cc7ecc0cef7f619ae01457659817e5d05
	parent 47a17a404c2faabc3db70df3a7a64a462a1a9d21
	Author: KatolaZ <[email protected]>
	Date: Sat, 28 Sep 2019 22:31:28 +0100

	fix bug in toggle_trapezium

	Diffstat:
	M draw.c \| 14 +++++++++-----

	1 file changed, 9 insertions(+), 5 deletions(-)
	---
	diff --git a/draw.c b/draw.c
	@@ -251,15 +251,17 @@ void draw_trapezium(int x1, int y1, char st, char fix){
	for(i=xmin+1; i<=xmax; i++){
	f(i, ylong, line_h);
	}
	- for(i=xmin+xoff; i<=xmax-xoff; i++){
	- f(i, yshort, line_h);
	+ if (st & 0x02){ /* Centred trapezium */
	+ for(i=xmin+xoff; i<=xmax-xoff; i++){
	+ f(i, yshort, line_h);
	+ }
	}
	f(xmin+xoff, yshort, corner);
	f(xmin, ylong, corner);
	f(xmax-xoff, yshort, corner);
	f(xmax, ylong, corner);
	xoff --;
	- if ((st & BOX_TRAP_D) == BOX_TRAP_D)
	+ if ((st & BOX_TRAP_DC) == BOX_TRAP_DC)
	xoff = 1;
	for(i=ymin+1; i<ymax; i++, xoff += xincr){
	f(xmin + xoff, i, left_c);
	@@ -291,11 +293,13 @@ void update_box(int x1, int y1, char st, char fix){

	char toggle_trap_type(char st){
	if (st & BOX_TRAP){
	- if (st < BOX_TRAP_DR)
	- st ++;
	+ if (st != BOX_TRAP_DR)
	+ st += 1;
	else
	st = BOX_TRAP_UR;
	}
	+ if (st == BOX_TRAP_D)
	+ st += 1;
	return st;
	}