1
0
mirror of https://github.com/cc65/cc65.git synced 2024-12-23 04:30:10 +00:00
cc65/libsrc/apple2/chline.s
cuz a57deeb58a Reworked version by Oliver Schmidt
git-svn-id: svn://svn.cc65.org/cc65/trunk@2913 b7a2c559-68d2-44c3-8de9-860c34a00d81
2004-03-11 21:54:22 +00:00

30 lines
656 B
ArmAsm

;
; Ullrich von Bassewitz, 08.08.1998
;
; void chlinexy (unsigned char x, unsigned char y, unsigned char length);
; void chline (unsigned char length);
;
.export _chlinexy, _chline, chlinedirect
.import popa, _gotoxy, cputdirect
.importzp tmp1
_chlinexy:
pha ; Save the length
jsr popa ; Get y
jsr _gotoxy ; Call this one, will pop params
pla ; Restore the length and run into _chline
_chline:
ldx #'-' | $80 ; Horizontal line, screen code
chlinedirect:
cmp #$00 ; Is the length zero?
beq L9 ; Jump if done
sta tmp1
L1: txa ; Screen code
jsr cputdirect ; Direct output
dec tmp1
bne L1
L9: rts