diff options
Diffstat (limited to 'home/print_bcd.asm')
| -rw-r--r-- | home/print_bcd.asm | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/home/print_bcd.asm b/home/print_bcd.asm index 4f93c866f..74e2d1619 100644 --- a/home/print_bcd.asm +++ b/home/print_bcd.asm @@ -13,12 +13,12 @@ PrintBCDNumber:: ; Note that bits 5 and 7 are modified during execution. The above reflects ; their meaning at the beginning of the functions's execution. ld b, c ; save flags in b - res 7, c - res 6, c - res 5, c ; c now holds the length - bit 5, b + res PRINTNUM_LEADINGZEROS_F, c + res PRINTNUM_LEFTALIGN_F, c + res PRINTNUM_MONEY_F, c ; c now holds the length + bit PRINTNUM_MONEY_F, b jr z, .loop - bit 7, b + bit PRINTNUM_LEADINGZEROS_F, b jr nz, .loop ; skip currency symbol ld [hl], "¥" inc hl @@ -31,14 +31,14 @@ PrintBCDNumber:: inc de dec c jr nz, .loop - bit 7, b ; were any non-zero digits printed? + bit PRINTNUM_LEADINGZEROS_F, b jr z, .done ; if so, we are done .numberEqualsZero ; if every digit of the BCD number is zero - bit 6, b ; left or right alignment? - jr nz, .skipRightAlignmentAdjustment - dec hl ; if the string is right-aligned, it needs to be moved back one space -.skipRightAlignmentAdjustment - bit 5, b + bit PRINTNUM_LEFTALIGN_F, b + jr nz, .skipLeftAlignmentAdjustment + dec hl ; if the string is left-aligned, it needs to be moved back one space +.skipLeftAlignmentAdjustment + bit PRINTNUM_MONEY_F, b jr z, .skipCurrencySymbol ld [hl], "¥" ; currency symbol inc hl @@ -54,25 +54,25 @@ PrintBCDDigit:: and a jr z, .zeroDigit .nonzeroDigit - bit 7, b ; have any non-space characters been printed? + bit PRINTNUM_LEADINGZEROS_F, b ; have any non-space characters been printed? jr z, .outputDigit ; if bit 7 is set, then no numbers have been printed yet - bit 5, b ; print the currency symbol? + bit PRINTNUM_MONEY_F, b jr z, .skipCurrencySymbol ld [hl], "¥" inc hl - res 5, b + res PRINTNUM_MONEY_F, b .skipCurrencySymbol - res 7, b ; unset 7 to indicate that a nonzero digit has been reached + res PRINTNUM_LEADINGZEROS_F, b ; unset 7 to indicate that a nonzero digit has been reached .outputDigit add "0" ld [hli], a jp PrintLetterDelay .zeroDigit - bit 7, b ; either printing leading zeroes or already reached a nonzero digit? + bit PRINTNUM_LEADINGZEROS_F, b ; either printing leading zeroes or already reached a nonzero digit? jr z, .outputDigit ; if so, print a zero digit - bit 6, b ; left or right alignment? + bit PRINTNUM_LEFTALIGN_F, b ret nz ld a, " " ld [hli], a ; if right-aligned, "print" a space by advancing the pointer |