418 lines
7.2 KiB
NASM
418 lines
7.2 KiB
NASM
;
|
|
; VIRTUAL SCREEN 2
|
|
; based on the original VSCREEN
|
|
;
|
|
; Compile with FASM for Menuet
|
|
;'
|
|
|
|
use32
|
|
|
|
org 0x0
|
|
|
|
db 'MENUET01' ; 8 byte id
|
|
dd 0x01 ; required os
|
|
dd START ; program start
|
|
dd I_END ; program image size
|
|
dd 0x600000 ; required amount of memory
|
|
dd 0xfff0
|
|
dd 0,0
|
|
|
|
scr equ 0x20000
|
|
|
|
include 'lang.inc'
|
|
include 'macros.inc'
|
|
|
|
START: ; start of execution
|
|
|
|
mov eax,14 ; get screen size
|
|
int 0x40
|
|
push eax
|
|
and eax,0x0000ffff
|
|
inc eax
|
|
mov [size_y],eax
|
|
pop eax
|
|
shr eax,16
|
|
inc eax
|
|
mov [size_x],eax
|
|
|
|
mov eax,[size_x]
|
|
shr eax,2
|
|
mov [cmp_ecx],eax
|
|
|
|
mov eax,[size_x]
|
|
xor edx,edx
|
|
mov ebx,3
|
|
mul ebx
|
|
mov [add_esi],eax
|
|
|
|
mov eax,[size_y]
|
|
shr eax,2
|
|
mov [cmp_edx],eax
|
|
|
|
mov eax,[size_y]
|
|
imul eax,[size_x]
|
|
imul eax,3
|
|
mov [i_size],eax
|
|
|
|
red:
|
|
call draw_window ; at first, draw the window
|
|
|
|
still:
|
|
|
|
call draw_screen
|
|
|
|
mov eax,23 ; wait here for event with timeout
|
|
mov ebx,[delay]
|
|
int 0x40
|
|
|
|
dec eax ; redraw request ?
|
|
jz red
|
|
dec eax ; key in buffer ?
|
|
jz key
|
|
dec eax ; button in buffer ?
|
|
jz button
|
|
|
|
jmp still
|
|
|
|
key: ; key
|
|
mov eax,2
|
|
int 0x40 ; just read it and ignore
|
|
jmp still
|
|
|
|
button: ; button
|
|
mov eax,17 ; get id
|
|
int 0x40
|
|
|
|
cmp ah,1 ; button id=1 ?
|
|
jnz noclose
|
|
exit:
|
|
or eax,-1 ; close this program
|
|
int 0x40
|
|
noclose:
|
|
|
|
cmp ah,2
|
|
jnz still
|
|
|
|
mov eax,51
|
|
xor ebx,ebx
|
|
inc ebx
|
|
mov ecx,thread_start
|
|
mov edx,0xe000
|
|
int 0x40
|
|
|
|
jmp exit
|
|
|
|
thread_start:
|
|
mov eax,5 ; wait for termination (1 sec.)
|
|
mov ebx,100
|
|
int 0x40
|
|
|
|
call save_screen
|
|
jmp exit ; exit thread
|
|
|
|
save_screen:
|
|
|
|
pusha
|
|
|
|
; mov eax,5
|
|
; mov ebx,500
|
|
; int 0x40
|
|
|
|
; xor ebx,ebx
|
|
; mov edi,0x10036 ;0x10000
|
|
; mov esi,edi ;0x10000
|
|
; add esi,[i_size]
|
|
|
|
; ss1:
|
|
|
|
; mov eax,35
|
|
; int 0x40
|
|
|
|
; inc ebx
|
|
|
|
; mov [edi],eax
|
|
; add edi,3
|
|
|
|
; cmp edi,esi
|
|
; jb ss1
|
|
|
|
; 1) READ SCREEN
|
|
mov edi,0x10036
|
|
|
|
mov eax,[size_y]
|
|
dec eax
|
|
mov [temp_y],eax
|
|
|
|
ynew:
|
|
|
|
xor eax,eax
|
|
mov [temp_x],eax
|
|
|
|
xnew:
|
|
|
|
mov eax,[temp_x]
|
|
mov ebx,[temp_y]
|
|
call read_pixel
|
|
|
|
mov [edi],eax
|
|
add edi,3
|
|
|
|
inc [temp_x]
|
|
|
|
mov eax,[size_x]
|
|
cmp [temp_x],eax
|
|
jb xnew
|
|
|
|
dec [temp_y]
|
|
|
|
cmp [temp_y],0
|
|
jge ynew
|
|
|
|
; 2) BMP HEADER
|
|
|
|
mov [0x10000],word 'BM' ; bmp signature
|
|
mov eax,[i_size]
|
|
mov [0x10000+34],eax ; image size
|
|
mov ebx,0x36
|
|
mov [0x10000+10],ebx ; headers size
|
|
add eax,ebx
|
|
mov [0x10000+2],eax ; file size
|
|
mov [0x10000+14],dword 0x28
|
|
mov eax,[size_x]
|
|
mov [0x10000+18],eax ; x size
|
|
mov eax,[size_y]
|
|
mov [0x10000+22],eax ; y size
|
|
mov [0x10000+26],word 1
|
|
mov [0x10000+28],word 0x18 ; bpp = 24 = 0x18
|
|
|
|
; 3) SAVE FILE
|
|
|
|
mov eax,56
|
|
mov ebx,filename
|
|
mov edx,0x10000
|
|
mov ecx,[i_size]
|
|
add ecx,0x36
|
|
mov esi,path
|
|
int 0x40
|
|
|
|
popa
|
|
ret
|
|
|
|
filename db 'SCREEN BMP'
|
|
path db 0
|
|
|
|
read_pixel:
|
|
pushad
|
|
|
|
mov esi,eax
|
|
mov eax,[size_x]
|
|
mul ebx
|
|
add eax,esi
|
|
|
|
xchg eax,ebx
|
|
mov eax,35
|
|
int 0x40
|
|
mov [esp+28],eax
|
|
|
|
popad
|
|
ret
|
|
|
|
; *********************************************
|
|
; ******* WINDOW DEFINITIONS AND DRAW ********
|
|
; *********************************************
|
|
|
|
draw_window:
|
|
|
|
mov eax,12 ; function 12:tell os about windowdraw
|
|
mov ebx,1 ; 1, start of draw
|
|
int 0x40
|
|
|
|
; DRAW WINDOW
|
|
xor eax,eax ; function 0 : define and draw window
|
|
movzx ebx,word [size_x]
|
|
shr ebx,2
|
|
add ebx,100*65536+40
|
|
|
|
movzx ecx,word [size_y]
|
|
shr ecx,2
|
|
add ecx,100*65536+75
|
|
|
|
mov edx,0x027777dd ;82 ; color of work area RRGGBB
|
|
mov esi,0x807777dd ; color of grab bar RRGGBB,8->color gl
|
|
mov edi,0x007777dd ; color of frames RRGGBB
|
|
int 0x40
|
|
|
|
; WINDOW LABEL
|
|
mov eax,4 ; function 4 : write text to window
|
|
mov ebx,8*65536+8 ; [x start] *65536 + [y start]
|
|
mov ecx,0x10ffffff ; color of text RRGGBB
|
|
mov edx,labelt ; pointer to text beginning
|
|
mov esi,labellen-labelt ; text length
|
|
int 0x40
|
|
|
|
; CLOSE BUTTON
|
|
mov eax,8 ; function 8 : define and draw button
|
|
mov ebx,[size_x]
|
|
shr ebx,2
|
|
add ebx,40-19
|
|
shl ebx,16
|
|
mov bx,12 ; [x start] *65536 + [x size]
|
|
mov ecx,5*65536+12 ; [y start] *65536 + [y size]
|
|
xor edx,edx ; button id
|
|
inc edx
|
|
mov esi,0x7777dd ; button color RRGGBB
|
|
int 0x40
|
|
|
|
; save image
|
|
mov ebx,20*65536
|
|
mov bx,word [size_x]
|
|
shr bx,2
|
|
mov cx,word [size_y]
|
|
shr cx,2
|
|
add cx,49
|
|
shl ecx,16
|
|
mov cx,12
|
|
mov edx,2
|
|
mov esi,0x4f4f9f
|
|
int 0x40
|
|
|
|
shr ecx,16
|
|
mov ebx,25*65536
|
|
mov bx,cx
|
|
add bx,3
|
|
mov eax,4
|
|
mov ecx,0xffffff
|
|
mov edx,savetext
|
|
mov esi,24 ;22
|
|
int 0x40
|
|
|
|
call draw_screen
|
|
|
|
mov eax,12 ; function 12:tell os about windowdraw
|
|
mov ebx,2 ; 2, end of draw
|
|
int 0x40
|
|
|
|
ret
|
|
|
|
draw_screen:
|
|
|
|
pusha
|
|
|
|
mov edi,scr
|
|
|
|
xor ecx,ecx
|
|
xor edx,edx
|
|
|
|
xor esi,esi
|
|
|
|
ds1:
|
|
|
|
mov eax,35
|
|
mov ebx,esi
|
|
int 0x40
|
|
stosd
|
|
dec edi
|
|
|
|
add esi,4
|
|
inc ecx
|
|
cmp ecx,[cmp_ecx] ; 800/4
|
|
jb ds1
|
|
|
|
add esi,[add_esi] ; 800*3
|
|
xor ecx,ecx
|
|
inc edx
|
|
cmp edx,[cmp_edx] ; 600/4
|
|
jb ds1
|
|
|
|
mov eax,7
|
|
mov ebx,scr
|
|
mov ecx,200*65536+160
|
|
mov ecx,[size_x]
|
|
shr ecx,2
|
|
shl ecx,16
|
|
mov cx,word [size_y]
|
|
shr cx,2
|
|
mov edx,20*65536+35
|
|
int 0x40
|
|
|
|
popa
|
|
|
|
ret
|
|
|
|
draw_magnify:
|
|
|
|
pusha
|
|
|
|
mov [m_x],dword 0x0
|
|
mov [m_y],dword 0x0
|
|
|
|
xor ecx,ecx
|
|
xor edx,edx
|
|
|
|
dm1:
|
|
|
|
push edx
|
|
mov eax,edx
|
|
mul [size_x]
|
|
pop edx
|
|
add eax,ecx
|
|
|
|
mov ebx,eax
|
|
mov eax,35
|
|
int 0x40
|
|
|
|
pusha
|
|
mov ebx,ecx
|
|
mov ecx,edx
|
|
shl ebx,3
|
|
add ebx,20
|
|
shl ebx,16
|
|
mov bx,8
|
|
shl ecx,3
|
|
add ecx,35
|
|
shl ecx,16
|
|
mov cx,8
|
|
|
|
mov edx,eax
|
|
mov eax,13
|
|
int 0x40
|
|
popa
|
|
|
|
inc ecx
|
|
cmp ecx,40
|
|
jnz dm1
|
|
xor ecx,ecx
|
|
inc edx
|
|
cmp edx,32
|
|
jnz dm1
|
|
|
|
popa
|
|
ret
|
|
|
|
; DATA AREA
|
|
|
|
i_size dd 0x1
|
|
|
|
m_x dd 100
|
|
m_y dd 100
|
|
|
|
cmp_ecx dd 0
|
|
add_esi dd 0
|
|
cmp_edx dd 0
|
|
|
|
delay dd 100
|
|
|
|
labelt:
|
|
db 'VIRTUAL SCREEN 2'
|
|
labellen:
|
|
|
|
savetext db 'SAVE AS /HD/1/SCREEN.BMP '
|
|
|
|
I_END:
|
|
|
|
temp_x dd ?
|
|
temp_y dd ?
|
|
|
|
size_x dd ?
|
|
size_y dd ?
|