kolibrios/programs/other/rainbow/rainbow.asm
Ivan Baravy 11a65eeec4 Rainbow: my old app to view CSS colors and their names.
git-svn-id: svn://kolibrios.org@7123 a494cfbc-eb01-0410-851d-a64ba20cac60
2017-11-29 22:52:33 +00:00

166 lines
3.8 KiB
NASM

use32
org 0x0
db 'MENUET01'
dd 0x01,start,i_end,e_end,e_end,0,0
include '../../proc32.inc'
include '../../macros.inc'
NUMCOLORS = 148 ; CSS4 named colors (http://dev.w3.org/csswg/css-color/)
start:
mcall 66, 1, 1 ; set kbd mode to scancodes
still:
mcall 10
dec eax
jz redraw
dec eax
jz key
button:
mcall 17
shr eax, 8
cmp eax, 1
jz quit
jmp still
redraw:
mcall 12, 1
mov ebx, [window.left]
shl ebx, 16
add ebx, [window.width]
mov ecx, [window.top]
shl ecx, 16
add ecx, [window.height]
mcall 0, , , [window_style], , window_title
mcall 9, proc_info, -1
mov eax, [current_color]
mov ebx, [proc_info.client_box.width]
inc ebx
mov ecx, [proc_info.client_box.height]
inc ecx
or edx, [colors + eax*4]
mcall 13, , ,
mov eax, [current_color]
movzx edx, byte[colors + eax*4 + 0]
add dl, byte[colors + eax*4 + 1]
adc dh, 0
add dl, byte[colors + eax*4 + 2]
adc dh, 0
xor ecx, ecx
cmp edx, 0x80*3
jae @f
add ecx, 0xffffff
@@:
movzx edx, [names + eax*2]
movzx esi, byte[edx]
inc edx
lea eax, [esi*3]
add eax, eax
mov ebx, [proc_info.client_box.width]
sub ebx, eax
inc ebx
shr ebx, 1
shl ebx, 16
add ebx, [proc_info.client_box.height]
sub ebx, 9
shr bx, 1
mcall 4, , ,
mcall 12, 2
jmp still
key:
mcall 2
cmp ah, 63 ; f5
jnz @f
call toggle_fullscreen
jmp redraw
@@:
cmp ah, 1 ; esc
jnz @f
bt [window_style], 25
jc quit
call toggle_fullscreen
jmp redraw
@@:
cmp ah, 72 ; up
jz .prev
cmp ah, 75 ; left
jz .prev
cmp ah, 73 ; page up
jz .prev
cmp ah, 77 ; right
jz .next
cmp ah, 80 ; down
jz .next
cmp ah, 81 ; page down
jz .next
jmp still
.prev:
dec [current_color]
jns @f
mov [current_color], NUMCOLORS - 1
@@:
jmp redraw
.next:
inc [current_color]
cmp [current_color], NUMCOLORS
jnz @f
mov [current_color], 0
@@:
jmp redraw
toggle_fullscreen:
btc [window_style], 25
jc .fullscreen
; back from fullscreen
mcall 67, [window.left], [window.top], [window.width], [window.height]
jmp .done
.fullscreen:
mov eax, [proc_info.box.width]
mov [window.width], eax
mov eax, [proc_info.box.height]
mov [window.height], eax
mov eax, [proc_info.box.left]
mov [window.left], eax
mov eax, [proc_info.box.top]
mov [window.top], eax
mcall 14
mov edx, eax
shr edx, 16
movzx eax, ax
mov esi, eax
mcall 67, 0, 0, ,
.done:
ret
quit:
mcall -1
window_title db 'Rainbow',0
window_style dd 0x73000000
window BOX 300, 300, 315, 184 ; left top width height
current_color dd 0
align 4
include 'colors.asm' ; generated data
i_end:
proc_info process_information
rb 0x100 ;stack
e_end: