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