colors.asm

Application sources:A084.ZIP

;
;    COLOR TABLE
;
;    Compile with FASM for Menuet
;
   
use32
   
                org     0x0
   
                db      'MENUET00'              ; 8 byte id
                dd      38                      ; required os
                dd      START                   ; program start
                dd      I_END                   ; program image size
                dd      0x100000                ; required amount of memory
                                                ; esp = 0x7FFF0
                dd      0x00000000              ; reserved=no extended header
   
   
   
START:                          ; start of execution
   
    call shape_window
   
    call draw_window            ; at first, draw the window
   
still:
   
    mov  eax,10                 ; wait here for event
    int  0x40
   
    cmp  eax,1                  ; redraw request ?
    jz   red
    cmp  eax,2                  ; key in buffer ?
    jz   key
    cmp  eax,3                  ; button in buffer ?
    jz   button
   
    jmp  still
   
  red:                          ; redraw
    call draw_window
    jmp  still
   
  key:                          ; key
    mov  eax,2                  ; just read it and ignore
    int  0x40
    jmp  still
   
  button:                       ; button
    mov  eax,17                 ; get id
    int  0x40
   
    cmp  ah,1                   ; button id=1 ?
    jnz  noclose
    mov  eax,0xffffffff         ; close this program
    int  0x40
  noclose:
   
    jmp  still
   
   
shape_window:
   
    pusha
   
    mov  eax,50      ; give the address of reference area
    mov  ebx,0
    mov  ecx,shape_reference
    int  0x40
   
    mov  eax,50      ; give the scaling ( 5 -> 2^5 )
    mov  ebx,1
    mov  ecx,5
    int  0x40
   
    popa
   
    ret
   
   
shape_reference:
   
    db   1,0,1,0,1,0,1,0
    db   0,1,0,1,0,1,0,1
    db   1,0,1,0,1,0,1,0
    db   0,1,0,1,0,1,0,1
    db   1,0,1,0,1,0,1,0
    db   0,1,0,1,0,1,0,1
    db   1,0,1,0,1,0,1,0
    db   0,1,0,1,0,1,0,1
   
   
   
;   *********************************************
;   *******  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
    mov  eax,0                     ; function 0 : define and draw window
    mov  ebx,100*65536+255         ; [x start] *65536 + [x size]
    mov  ecx,100*65536+255         ; [y start] *65536 + [y size]
    mov  edx,0x00000000
    mov  esi,0x8099bbff            ; color of grab bar  RRGGBB,8->color glide
    mov  edi,0x0099bbee            ; color of frames    RRGGBB
    int  0x40
   
    call draw_colors
   
   
                                   ; CLOSE BUTTON
    mov  eax,8                     ; function 8 : define and draw button
    mov  ebx,5*65536+12     ; [x start] *65536 + [x size]
    mov  ecx,5*65536+12            ; [y start] *65536 + [y size]
    mov  edx,1                     ; button id
    mov  esi,0xccaa22              ; button color RRGGBB
    int  0x40
   
   
   
    mov  eax,12                    ; function 12:tell os about windowdraw
    mov  ebx,2                     ; 2, end of draw
    int  0x40
   
    ret
   
   
draw_colors:
   
    pusha
   
    mov  [bar],dword 0
   
    mov  eax,-1
    mov  ebx,0
    mov  ecx,0
    mov  edx,0
   
    mov  edi,0
   
  dc1:
   
    add  eax,1
    cmp  eax,256
    jb   na1
    mov  eax,0
    add  ebx,1
    cmp  ebx,256
    jb   na1
    mov  ebx,0
    add  ecx,5
  na1:
   
    mov  dl,al
    shl  edx,8
    mov  dl,bl
    shl  edx,8
    mov  dl,cl
   
  na2:
   
    pusha
    push edx
   
    xor  edx,edx
    mov  eax,edi
    mov  ebx,256
    div  ebx
    mov  ebx,edx
    mov  ecx,eax
   
    add  ebx,[addx]
    add  ecx,[addy]
   
    pop  edx
    mov  eax,1
    int  0x40
    popa
   
    add  edi,1
   
    cmp  edi,256*256
    jb   dc1
   
    popa
    ret
   
   
   
; DATA AREA
   
bar  dd  0x0
   
add1 dd  0
add2 dd  0
   
addx dd  0
addy dd  0
   
text:
    db 'THIS IS AN EXAMPLE PROGRAM YOU COULD    '
    db 'USE, A:\EXAMPLE.ASM  CODE IS COMMENTED  '
    db 'AND CLEAR. SYSTEM FUNCTIONS ARE IN FILE '
    db 'SYSFUNCS.TXT AND COMMANDS IN CMD.TXT    '
   
    db 'x <- END MARKER, DONT DELETE            '
   
   
labelt:
    db   'COLOR TABLE'
labellen:
   
I_END: