use32
org 0x0
db 'MENUET01'
dd 0x01, START, I_END, 0x1000, 0x1000, @PARAMS, 0x0
;-----------------------------------------------------------------------------
FALSE = 0
TRUE = 1
include '../../../../../proc32.inc'
include '../../../../../macros.inc'
include '../dll.inc'
include '../../libio/libio.inc'
include '../../libimg/libimg.inc'
;-----------------------------------------------------------------------------
START:
mcall 68, 11
stdcall dll.Load, @IMPORT
or eax, eax
jnz exit
invoke file.open, @PARAMS, O_READ
or eax, eax
jz exit
mov [fh], eax
invoke file.size, @PARAMS
mov [img_data_len], ebx
stdcall mem.Alloc, ebx
or eax, eax
jz exit
mov [img_data], eax
invoke file.read, [fh], eax, [img_data_len]
cmp eax, -1
je exit
cmp eax, [img_data_len]
jne exit
invoke file.close, [fh]
inc eax
jz exit
invoke img.is_img, [img_data], [img_data_len]
or eax, eax
jz exit
invoke img.decode, [img_data], [img_data_len]
or eax, eax
jz exit
mov [image], eax
invoke img.to_rgb, eax
or eax, eax
jz exit
mov [rgb_img], eax
;-----------------------------------------------------------------------------
red:
call draw_window
still:
mcall 10
cmp eax, 1
je red
cmp eax, 2
je key
cmp eax, 3
je button
jmp still
key:
mcall 2
jmp still
button:
mcall 17
shr eax, 8
; flip horizontally
cmp eax, 'flh'
jne @f
invoke img.flip, [image], FLIP_HORIZONTAL
jmp redraw_image
; flip vertically
@@: cmp eax, 'flv'
jne @f
invoke img.flip, [image], FLIP_VERTICAL
jmp redraw_image
; flip both horizontally and vertically
@@: cmp eax, 'flb'
jne @f
invoke img.flip, [image], FLIP_BOTH
jmp redraw_image
; rotate left
@@: cmp eax, 'rtl'
jne @f
invoke img.rotate, [image], ROTATE_90_CCW
jmp redraw_image
; rotate right
@@: cmp eax, 'rtr'
jne @f
invoke img.rotate, [image], ROTATE_90_CW
jmp redraw_image
@@: cmp eax, 1
jne still
exit:
mcall -1
redraw_image:
stdcall mem.Free, [rgb_img]
invoke img.to_rgb, [image]
or eax, eax
jz exit
mov [rgb_img], eax
jmp red
draw_window:
invoke gfx.open, TRUE
mov [ctx], eax
@^
mov edi, [rgb_img]
mov ebx, 200 * 65536
mov bx, [edi + 0]
add bx, 9
mov ecx, 200 * 65536
mov cx, [edi + 4]
add cx, 5 + 21
mcall 0, , , 0x33FF0000, , s_header
^@
mcall 0, <100, 640>, <100, 480>, 0x33FFFFFF, , s_header
invoke gfx.pen.color, [ctx], 0x007F7F7F
invoke gfx.line, [ctx], 0, 30, 630, 30
mcall 8, <5 + 25 * 0, 20>, <5, 20>, 'flh', 0x007F7F7F
mcall 8, <5 + 25 * 1, 20>, <5, 20>, 'flv', 0x007F7F7F
mcall 8, <5 + 25 * 2, 20>, <5, 20>, 'flb', 0x007F7F7F
invoke gfx.line, [ctx], 5 + 25 * 3, 0, 5 + 25 * 3, 30
mcall 8, <10 + 25 * 3, 20>, <5, 20>, 'rtl', 0x007F7F7F
mcall 8, <10 + 25 * 4, 20>, <5, 20>, 'rtr', 0x007F7F7F
mov ebx, [rgb_img]
mov ecx, [ebx + 0]
shl ecx, 16
mov cx, [ebx + 4]
add ebx, 4 * 2
mcall 7, , , <5, 35>
invoke gfx.close, [ctx]
ret
;-----------------------------------------------------------------------------
proc mem.Alloc, size ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push ebx ecx
mov ecx, [size]
add ecx, 4
mcall 68, 12
add ecx, -4
mov [eax], ecx
add eax, 4
pop ecx ebx
ret
endp
;-----------------------------------------------------------------------------
proc mem.ReAlloc, mptr, size ;////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push ebx ecx edx
mov ecx, [size]
or ecx, ecx
jz @f
add ecx, 4
@@: mov edx, [mptr]
or edx, edx
jz @f
add edx, -4
@@: mcall 68, 20
or eax, eax
jz @f
add ecx, -4
mov [eax], ecx
add eax, 4
@@: pop edx ecx ebx
ret
endp
;-----------------------------------------------------------------------------
proc mem.Free, mptr ;/////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push ebx ecx
mov ecx, [mptr]
or ecx, ecx
jz @f
add ecx, -4
@@: mcall 68, 13
pop ecx ebx
ret
endp
;-----------------------------------------------------------------------------
s_header db 'Image Viewer (test app)', 0
;-----------------------------------------------------------------------------
align 16
@IMPORT:
library \
libio , 'libio.obj' , \
libgfx , 'libgfx.obj' , \
libimg , 'libimg.obj'
import libio , \
libio.init , 'lib_init' , \
file.size , 'file.size' , \
file.open , 'file.open' , \
file.read , 'file.read' , \
file.close , 'file.close'
import libgfx , \
libgfx.init , 'lib_init' , \
gfx.open , 'gfx.open' , \
gfx.close , 'gfx.close' , \
gfx.pen.color , 'gfx.pen.color' , \
gfx.line , 'gfx.line'
import libimg , \
libimg.init , 'lib_init' , \
img.is_img , 'img.is_img' , \
img.to_rgb , 'img.to_rgb' , \
img.decode , 'img.decode' , \
img.flip , 'img.flip' , \
img.rotate , 'img.rotate'
;-----------------------------------------------------------------------------
I_END:
img_data dd ?
img_data_len dd ?
fh dd ?
rgb_img dd ?
image dd ?
ctx dd ?
@PARAMS rb 512