forked from KolibriOS/kolibrios
294 lines
8.4 KiB
NASM
294 lines
8.4 KiB
NASM
;---------------------------------------------------------------------
|
|
; Screen Ruler v1.0
|
|
; Version for KolibriOS 2005-2023
|
|
;---------------------------------------------------------------------
|
|
; last update: 11.09.2023
|
|
; created by: Subbotin Anton aka Spaceraven
|
|
;---------------------------------------------------------------------
|
|
use32
|
|
org 0x0
|
|
db 'MENUET01'; 8 byte id
|
|
dd 1 ; header version
|
|
dd START ; program start
|
|
dd I_END ; program image size
|
|
dd 0x1000 ; required amount of memory
|
|
dd 0x1000 ; esp
|
|
dd 0, 0 ; no parameters, no path
|
|
;---------------------------------------------------------------------
|
|
include 'lang.inc'
|
|
include '..\..\macros.inc'
|
|
|
|
delay = 20
|
|
magnify_width = 48
|
|
magnify_height = 30
|
|
magnify_halfwidth = magnify_width / 2
|
|
magnify_halfheight = magnify_height / 2
|
|
aim0 = (magnify_halfheight - 1) * 65536 + magnify_halfwidth - 1
|
|
aim1 = (magnify_halfheight - 1) * 65536 + magnify_halfwidth + 1
|
|
aim2 = (magnify_halfheight + 1) * 65536 + magnify_halfwidth - 1
|
|
aim3 = (magnify_halfheight + 1) * 65536 + magnify_halfwidth + 1
|
|
|
|
;------------------------- Main cycle
|
|
START:
|
|
redraw:
|
|
call draw_window
|
|
still:
|
|
call draw_magnify
|
|
wtevent:
|
|
mcall 23, delay ; wait here for event with timeout
|
|
dec eax
|
|
js still
|
|
jz redraw
|
|
dec eax
|
|
jnz button
|
|
; key in buffer
|
|
mov eax, 2
|
|
mcall
|
|
cmp ah, 32
|
|
jnz wtevent
|
|
mov eax, [mouse_x]
|
|
mov [pix1_x], eax
|
|
mov eax, [mouse_y]
|
|
mov [pix1_y], eax
|
|
|
|
jmp wtevent
|
|
;---------------------------------------------------------------------
|
|
button:
|
|
; we have only one button, close
|
|
|
|
or eax, -1
|
|
mcall
|
|
;------------------------- Window draw
|
|
draw_window:
|
|
mcall 12, 1
|
|
|
|
mov al, 48 ; function 48 : graphics parameters
|
|
mov bl, 4 ; subfunction 4 : get skin height
|
|
mcall
|
|
; DRAW WINDOW
|
|
mov ebx, 100*65536 + 4*magnify_width + 9
|
|
lea ecx, [eax + 100*65536 + 4*magnify_height + 128]
|
|
mov edx, 0x34000000 ; color of work area RRGGBB
|
|
mov edi, labelt ; header
|
|
xor eax, eax ; function 0 : define and draw window
|
|
mcall
|
|
mcall 71, 1, labelt
|
|
mcall 12,2
|
|
ret
|
|
;------------------------- Magnify draw
|
|
draw_magnify:
|
|
mcall 9, procinfo, -1
|
|
mov eax, [procinfo+70] ;status of window
|
|
test eax,100b
|
|
jne .end
|
|
|
|
mcall 14 ; get screen size
|
|
movzx ecx, ax
|
|
inc ecx
|
|
mov [screen_size_y], ecx
|
|
shr eax, 16
|
|
inc eax
|
|
mov [screen_size_x], eax
|
|
|
|
xor ebx, ebx
|
|
mcall 37 ; get mouse coordinates
|
|
mov ecx, eax
|
|
shr ecx, 16 ; ecx = x
|
|
movzx edx, ax ; edx = y
|
|
mov [mouse_x], ecx
|
|
mov [mouse_y], edx
|
|
add ecx, magnify_halfwidth
|
|
add edx, magnify_halfheight
|
|
mov [magnify_area_end_x], ecx
|
|
mov [magnify_area_end_y], edx
|
|
sub ecx, magnify_width
|
|
sub edx, magnify_height
|
|
mov [magnify_area_start_x], ecx
|
|
mov [magnify_area_start_y], edx
|
|
.loop_y:
|
|
.loop_x:
|
|
xor eax, eax ; assume black color for invalid pixels
|
|
test ecx, ecx
|
|
js .nopix
|
|
cmp ecx, [screen_size_x]
|
|
jge .nopix
|
|
test edx, edx
|
|
js .nopix
|
|
cmp edx, [screen_size_y]
|
|
jge .nopix
|
|
mov ebx, edx
|
|
sub ebx, [magnify_area_start_y]
|
|
shl ebx, 16
|
|
mov bx, cx
|
|
sub ebx, [magnify_area_start_x]
|
|
cmp ebx, aim0
|
|
jz .nopix
|
|
cmp ebx, aim1
|
|
jz .nopix
|
|
cmp ebx, aim2
|
|
jz .nopix
|
|
cmp ebx, aim3
|
|
jz .nopix
|
|
|
|
mov ebx, edx
|
|
imul ebx, [screen_size_x]
|
|
add ebx, ecx
|
|
mcall 35 ; read pixel
|
|
|
|
.nopix:
|
|
push ecx edx
|
|
sub ecx, [magnify_area_start_x]
|
|
sub edx, [magnify_area_start_y]
|
|
mov ebx, ecx
|
|
shl ebx, 2+16
|
|
mov bl, 4
|
|
mov ecx, edx
|
|
shl ecx, 2+16
|
|
mov cl, 4
|
|
mov edx, eax
|
|
mcall 13 ; draw rectangle 8x8
|
|
pop edx ecx
|
|
|
|
inc ecx
|
|
cmp ecx, [magnify_area_end_x]
|
|
jnz .loop_x
|
|
mov ecx, [magnify_area_start_x]
|
|
inc edx
|
|
cmp edx, [magnify_area_end_y]
|
|
jnz .loop_y
|
|
|
|
;------------------------- Measure labels draw
|
|
mov eax, 4
|
|
mov ebx, 8*65536 + 124
|
|
mov ecx, 11110000111100001111000011110000b
|
|
mov edx, start_pix
|
|
xor edi, edi
|
|
mcall 4
|
|
add ebx, 20
|
|
mov edx, end_pix
|
|
mcall 4
|
|
add ebx, 20
|
|
mov edx, measure_x
|
|
mcall 4
|
|
add ebx, 20
|
|
mov edx, measure_y
|
|
mcall 4
|
|
add ebx, 20
|
|
mov edx, measure_d
|
|
mcall 4
|
|
add ebx, 20
|
|
mov edx, inf
|
|
mcall 4
|
|
|
|
mov ebx, 0x80040000
|
|
mov ecx, [mouse_x]
|
|
mov edx, 12*8*65536 + 144
|
|
mov esi, 0x50FFFFFF
|
|
xor edi, edi
|
|
mcall 47
|
|
sub ecx, [pix1_x]
|
|
jns .sign1
|
|
neg ecx
|
|
.sign1:
|
|
mov edx, 14*8*65536 + 164
|
|
mov [dist_x], ecx
|
|
mcall 47
|
|
mov ecx, [mouse_y]
|
|
mov edx, 18*8*65536 + 144
|
|
mcall 47
|
|
sub ecx, [pix1_y]
|
|
jns .sign2
|
|
neg ecx
|
|
.sign2:
|
|
mov [dist_y], ecx
|
|
mov edx, 14*8*65536 + 184
|
|
mcall 47
|
|
mov ecx, [pix1_y]
|
|
mov edx, 18*8*65536 + 124
|
|
mcall 47
|
|
mov ecx, [pix1_x]
|
|
mov edx, 12*8*65536 + 124
|
|
mcall 47
|
|
|
|
mov eax, [dist_x]
|
|
mov ebx, eax
|
|
mul bx
|
|
mov cx, dx
|
|
shl ecx, 16
|
|
mov cx, ax
|
|
mov eax, [dist_y]
|
|
mov ebx, eax
|
|
mul bx
|
|
mov si, dx
|
|
shl esi, 16
|
|
mov si, ax
|
|
add ecx, esi
|
|
mov [diag_l], ecx
|
|
finit
|
|
fild [diag_l]
|
|
fsqrt
|
|
fistp [diag_l]
|
|
|
|
mov ebx, 0x80040000
|
|
mov ecx, [diag_l]
|
|
mov edx, 12*8*65536 + 204
|
|
mov esi, 0x50FFFFFF
|
|
xor edi, edi
|
|
mcall 47
|
|
|
|
.end:
|
|
ret
|
|
|
|
;------------------------- Data area
|
|
if lang eq ru
|
|
labelt:
|
|
db 3, 'Измеритель', 0
|
|
start_pix:
|
|
db 'Пиксель 1 ( , )', 0
|
|
end_pix:
|
|
db 'Пиксель 2 ( , )', 0
|
|
measure_x:
|
|
db 'Дистанция x ( )', 0
|
|
measure_y:
|
|
db 'Дистанция y ( )', 0
|
|
measure_d:
|
|
db 'Диагональ ( )', 0
|
|
inf:
|
|
db 'Нажмите пробел', 0
|
|
|
|
else
|
|
labelt:
|
|
db 3, 'Ruler', 0
|
|
start_pix:
|
|
db 'Pixel 1 ( , )', 0
|
|
end_pix:
|
|
db 'Pixel 2 ( , )', 0
|
|
measure_x:
|
|
db 'Distance x ( )', 0
|
|
measure_y:
|
|
db 'Distance y ( )', 0
|
|
measure_d:
|
|
db 'Diagonal ( )', 0
|
|
inf:
|
|
db 'Press Space', 0
|
|
|
|
end if
|
|
I_END:
|
|
align 4
|
|
magnify_area_start_x dd ?
|
|
magnify_area_start_y dd ?
|
|
magnify_area_end_x dd ?
|
|
magnify_area_end_y dd ?
|
|
screen_size_x dd ?
|
|
screen_size_y dd ?
|
|
mouse_x dd ?
|
|
mouse_y dd ?
|
|
pix1_x dd 0
|
|
pix1_y dd 0
|
|
dist_x dd 0
|
|
dist_y dd 0
|
|
diag_l dd 0
|
|
;---------------------------------------------------------------------
|
|
procinfo:
|
|
rb 1024
|
|
;--------------------------------------------------------------------- |