695 lines
11 KiB
NASM
695 lines
11 KiB
NASM
;
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; BMP VIEWER
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; modified by Ivan Poddubny
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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 ; header version
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dd START ; start of code
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dd I_END ; size of image
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dd 0x300000 ; memory for app
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dd 0xfff0 ; esp
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dd I_Param , 0x0 ; I_Param , I_Icon
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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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cmp dword [I_Param],0
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je noparam
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cmp dword [I_Param],'BOOT'
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jne noboot
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call load_image
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call set_as_background
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mov eax,15
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mov ebx,4
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mov ecx,2
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int 0x40
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mov eax,15
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mov ebx,3
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int 0x40
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or eax,-1
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int 0x40
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noboot:
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mov edi,name_string
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mov al,0
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mov ecx,70
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rep stosb
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mov ecx,50
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mov edi,I_Param
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repne scasb
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sub edi,I_Param
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mov ecx,edi
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mov esi,I_Param
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mov edi,name_string
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cld
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rep movsb
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call load_image
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noparam:
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call draw_window ; at first, draw the window
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still:
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mov eax,10 ; wait here for event
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int 0x40
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cmp eax,1 ; redraw request ?
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je red
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cmp eax,2 ; key in buffer ?
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je key
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cmp eax,3 ; button in buffer ?
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je button
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jmp still
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red: ; redraw
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call draw_window
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jmp still
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key: ; key
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mov eax,2 ; just read it and ignore
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int 0x40
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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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jne noclose
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mov 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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jne no_file_name
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call read_string
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jmp still
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no_file_name:
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cmp ah,3
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jne no_load_image
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call load_image
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call draw_window
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jmp still
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no_load_image:
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cmp ah,4
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jne no_setasbackground
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call set_as_background
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jmp still
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no_setasbackground:
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cmp ah,5
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jne no_tiled
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mov eax,15
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mov ebx,4
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mov ecx,1
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int 0x40
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mov eax,15
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mov ebx,3
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int 0x40
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jmp still
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no_tiled:
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cmp ah,6
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jne no_stretch
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mov eax,15
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mov ebx,4
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mov ecx,2
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int 0x40
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mov eax,15
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mov ebx,3
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int 0x40
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jmp still
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no_stretch:
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jmp still
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type dd 0x0
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i_pos dd 0x0
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x_size dd 0x1
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y_size dd 0x1
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bpp dd 0x24
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temp dd 999
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fileinfoblock:
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dd 0 ; 0 = read
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dd 0 ; first 512 block
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dd 1 ; number of blocks to read
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dd 0x10000+1024 ; read to
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dd 35 ; 17000 byte work area
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name_string:
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db '/HARDDISK/FIRST/MENUET/PICS/NEW.BMP',0
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times 100 db 0
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read_header:
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pusha
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mov edi,0x10000
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mov ecx,100
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mov eax,0
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cld
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rep stosb
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mov [fileinfoblock+ 8],dword 1
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mov [fileinfoblock+12],dword 0x10000
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push dword [name_string-4]
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mov [name_string-4],dword 0x20000
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mov eax,58
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mov ebx,fileinfoblock
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int 0x40
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pop dword [name_string-4]
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movzx eax,word [0x10000+0]
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mov [type],eax
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mov eax,[0x10000+10]
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mov [i_pos],eax
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mov eax,[0x10000+18]
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mov [x_size],eax
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mov eax,[0x10000+22]
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mov [y_size],eax
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movzx eax,word [0x10000+28]
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mov [bpp],eax
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popa
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ret
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draw_picture_info:
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pusha
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mov eax,13
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mov ebx,380*65536+6*5
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mov ecx,65*65536+40
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mov edx,0xffffff
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int 0x40
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mov eax,47
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mov ebx,5*65536
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mov ecx,[x_size]
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mov edx,380*65536+65
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mov esi,0x224466
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int 0x40
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mov ecx,[y_size]
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add edx,10
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int 0x40
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mov ecx,[bpp]
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add edx,20
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int 0x40
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popa
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ret
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load_image:
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pusha
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call read_header
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cmp word [type],'BM'
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je ok_image
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cmp [bpp],24
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je ok_image
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mov eax,13 ; not found !
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mov ebx,150*65536+50
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mov ecx,100*65536+50
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mov edx,0xff0000
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int 0x40
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mov eax,5
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mov ebx,100
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int 0x40
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jmp retimage
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ok_image:
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call draw_picture_info
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mov [fileinfoblock+8],dword 0x100000/512
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mov eax,0x80000
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sub eax,[i_pos]
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mov [fileinfoblock+12],eax
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push dword [name_string-4]
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mov [name_string-4],dword 0x20000
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mov eax,58
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mov ebx,fileinfoblock
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int 0x40
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pop dword [name_string-4]
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mov eax,[x_size]
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imul eax,3
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mov [x_delta],eax
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mov ebx,[y_size]
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dec ebx
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imul eax,ebx
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add eax,0x80000
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mov esi,eax
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mov edi,0x180000
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newln:
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push esi
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push edi
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mov ecx,[x_delta]
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cld
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rep movsb
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pop edi
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pop esi
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sub esi,[x_delta];640*3
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add edi,[x_delta];640*3
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cmp esi,0x80000
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jge newln
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retimage:
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popa
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ret
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x_delta dd 0x1
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draw_image:
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pusha
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; mov eax,7 ; draw with putimage
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; mov ebx,0x180000
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; mov ecx,200*65536+160
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; mov edx,14*65536+28
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; int 0x40
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; mov eax,5
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; mov ebx,200
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; int 0x40
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mov ebx,0 ; show the image as 320x240 picture
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mov ecx,0
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times 6 db 0x90
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newpix:
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push ebx
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push ecx
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mov eax,[esp]
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imul eax,[y_size]
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mov ebx,240
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xor edx,edx
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div ebx
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imul eax,3
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imul eax,[x_size]
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mov esi,eax
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mov eax,[esp+4]
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imul eax,[x_size]
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mov ebx,320
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xor edx,edx
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div ebx
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imul eax,3
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add esi,eax
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mov edx,[0x180000+esi]
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and edx,0xffffff
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pop ecx
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pop ebx
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add ebx,20
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add ecx,40
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mov eax,1
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int 0x40
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add ebx,-20
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add ecx,-40
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inc ebx
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cmp ebx,320
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jb newpix
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xor ebx,ebx
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inc ecx
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cmp ecx,240
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jb newpix
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popa
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ret
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set_as_background:
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pusha
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mov esi,0x180000
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new_smooth:
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xor eax,eax
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xor ebx,ebx
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mov al,[esi]
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mov bl,[esi+3]
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add eax,ebx
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mov bl,[esi+6]
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add eax,ebx
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mov bl,[esi+9]
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add eax,ebx
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shr eax,2
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and eax,0xff
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inc esi
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cmp esi,0x180000+640*480*3
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jbe new_smooth
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mov eax,15
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mov ebx,1
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mov ecx,[x_size]
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mov edx,[y_size]
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int 0x40
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mov eax,15
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mov ebx,5
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mov ecx,0x180000
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mov edx,0
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mov esi,640*480*3
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int 0x40
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mov eax,15
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mov ebx,3
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int 0x40
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popa
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ret
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ya dd 300
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addr dd name_string
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case_sens db 0
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read_string:
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pusha
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mov edi,[addr]
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mov eax,[addr]
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mov eax,[eax-4]
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mov [temp],eax
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add edi,eax
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call print_strings
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f11:
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mov eax,10
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int 0x40
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cmp eax,2
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jne read_done
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int 0x40
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shr eax,8
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cmp eax,13
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je read_done
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cmp eax,192
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jne noclear
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xor eax,eax
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mov [temp],eax
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mov edi,[addr]
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mov [edi-4],eax
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mov ecx,49
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cld
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rep stosb
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mov edi,[addr]
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call print_strings
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jmp f11
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noclear:
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cmp eax,8
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jnz nobsl
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cmp [temp],0
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jz f11
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dec [temp]
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mov edi,[addr]
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add edi,[temp]
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mov [edi],byte 0
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mov eax,[addr]
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dec dword [eax-4]
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call print_strings
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jmp f11
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nobsl:
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cmp [temp],50
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jae read_done
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cmp eax,dword 31
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jbe f11
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cmp [case_sens],1
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je keyok
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cmp eax,dword 95
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jb keyok
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add eax,-32
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keyok:
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mov edi,[addr]
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add edi,[temp]
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mov [edi],al
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inc [temp]
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mov eax,[addr]
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inc dword [eax-4]
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call print_strings
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cmp [temp],50
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jbe f11
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read_done:
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mov ecx,50
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sub ecx,[temp]
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mov edi,[addr]
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add edi,[temp]
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xor eax,eax
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cld
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rep stosb
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mov [temp],999
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call print_strings
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popa
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ret
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print_strings:
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pusha
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mov eax,13
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mov ebx,80*65536+6*45
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mov ecx,[ya]
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shl ecx,16
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add ecx,12
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mov edx,0xffffff
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int 0x40
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mov edx,[addr]
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mov esi,[edx-4]
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mov eax,4
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mov ebx,80*65536+2
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add ebx,[ya]
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mov ecx,0
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int 0x40
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cmp [temp],50
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ja @f
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mov eax,[ya]
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mov ebx,eax
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shl eax,16
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add eax,ebx
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add eax,10
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mov ecx,eax
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mov eax,[temp]
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imul eax,eax,6
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add eax,80
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mov ebx,eax
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shl eax,16
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add ebx,eax
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mov eax,38
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mov edx,0
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int 0x40
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@@:
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popa
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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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mov eax,0 ; function 0 : define and draw window
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mov ebx,20*65536+444 ; [x start] *65536 + [x size]
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mov ecx,10*65536+333 ; [y start] *65536 + [y size]
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mov edx,0x03ffffff ; color of work area RRGGBB,8->color gl
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mov esi,0x808899ff ; color of grab bar RRGGBB,8->color gl
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mov edi,0x008899ff ; 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,0x10ddeeff ; 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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mov eax,8
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mov ebx,20*65536+52
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mov ecx,295*65536+16
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mov edx,2
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mov esi,0x306090
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int 0x40
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add ebx,336*65536+20
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add ecx,5*65536
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mov edx,3
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int 0x40
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sub ecx,20*65536
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mov edx,4
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int 0x40
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sub ecx,40*65536
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inc edx
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int 0x40
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add ecx,20*65536
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inc edx
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int 0x40
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mov ebx,346*65536+45
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mov edx,info+1
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mov esi,15
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newinfo:
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mov ecx,[tcolor]
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cmp [edx-1],byte 'w'
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jne nowhite
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mov ecx,[btcolor]
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nowhite:
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mov eax,4
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int 0x40
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add ebx,10
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add edx,16
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cmp [edx-1],byte 'x'
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jne newinfo
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mov ebx,20*65536+300 ; draw info text with function 4
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mov ecx,[btcolor]
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mov edx,text
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mov esi,70
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newline:
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mov eax,4
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int 0x40
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add ebx,10
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add edx,esi
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cmp [edx],byte 'x'
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jne newline
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call print_strings
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call draw_image
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call draw_picture_info
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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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; DATA AREA
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tcolor dd 0x000000
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btcolor dd 0x224466+0x808080
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text:
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db ' FILE: '
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db 'x'
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info:
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db ' IMAGE INFO '
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db ' '
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db ' X: '
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db ' Y: '
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db ' '
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db ' BPP: '
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db ' '
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db ' '
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db ' 16M COLOURS '
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db ' 640x480 max '
|
|
times 10 db ' '
|
|
db 'w TILED '
|
|
db ' '
|
|
db 'w STRETCH '
|
|
db ' '
|
|
db 'w SET AS BGR '
|
|
db ' '
|
|
db 'w LOAD '
|
|
db 'x'
|
|
|
|
|
|
labelt: db 'BMP VIEWER'
|
|
labellen:
|
|
|
|
I_END:
|
|
I_Param:
|