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kolibrios/kernel/branches/gfx_kernel/gui/font.inc
Mihail Semenyako (mike.dld) 8a1c0404e2 Updated gfx_kernel to revision
git-svn-id: svn://kolibrios.org@384 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-03-03 17:43:42 +00:00

108 lines
2.6 KiB
PHP

align 4
dtext: ; Text String Output (rw by Johnny_B[john@kolibrios.org])
; eax x & y
; ebx style ( 0xX0000000 ) & color ( 0x00RRGGBB )
; X = ABnnb:
; nn = font
; A = 0 <=> output edx characters; otherwise output ASCIIZ string
; B = 1 <=> fill background with color esi
; ecx start of text
; edi 1 force
pushad
call [disable_mouse]
mov ebp, ecx ; ebp=pointer to text
mov ecx, ebx ; ecx=color
movsx ebx, ax ; ebx=y
sar eax, 16 ; eax=x
cmp edx, 255
jb .loop
mov edx, 255
.loop:
test ecx, ecx
js .test_asciiz
dec edx
js .end
jmp @f
.test_asciiz:
cmp byte [ebp], 0
jz .end
@@:
push edx
movzx edx, byte [ebp]
inc ebp
test ecx, 0x10000000
jnz .font2
pushad
mov esi, 9
lea ebp, [FONT_I+8*edx+edx]
.symloop1:
mov dl, byte [ebp]
or dl, 1 shl 6
.pixloop1:
shr dl, 1
jz .pixloop1end
jnc .nopix
call [putpixel]
jmp .pixloop1cont
.nopix:
test ecx, 0x40000000
jz .pixloop1cont
push ecx
mov ecx, [esp+4+4]
call [putpixel]
pop ecx
.pixloop1cont:
inc eax
jmp .pixloop1
.pixloop1end:
sub eax, 6
inc ebx
inc ebp
dec esi
jnz .symloop1
popad
add eax, 6
pop edx
jmp .loop
.font2:
pushad
add edx, edx
lea ebp, [FONT_II+4*edx+edx+1]
push 9
movzx esi, byte [ebp-1]
.symloop2:
mov dl, byte [ebp]
push esi
.pixloop2:
shr dl, 1
jnc .nopix2
call [putpixel]
jmp .pixloop2cont
.nopix2:
test ecx, 0x40000000
jz .pixloop2cont
push ecx
mov ecx, [esp+12+4]
call [putpixel]
pop ecx
.pixloop2cont:
inc eax
dec esi
jnz .pixloop2
pop esi
sub eax, esi
inc ebx
inc ebp
dec dword [esp]
jnz .symloop2
pop eax
add dword [esp+28], esi
popad
pop edx
jmp .loop
.end:
popad
ret