kolibrios/programs/develop/sdk/trunk/pixlib/demo3.asm
Sergey Semyonov (Serge) a97b422321 pixlib 0.2
git-svn-id: svn://kolibrios.org@881 a494cfbc-eb01-0410-851d-a64ba20cac60
2008-10-19 15:53:12 +00:00

194 lines
4.1 KiB
NASM

include 'proc32.inc'
struc system_colors
{
.frame dd ?
.grab dd ?
.grab_button dd ?
.grab_button_text dd ?
.grab_text dd ?
.work dd ?
.work_button dd ?
.work_button_text dd ?
.work_text dd ?
.work_graph dd ?
}
macro _read_file path, offset, data, count
{
mov eax, dword path
mov ebx, dword data
mov ecx, dword offset
mov edx, dword count
push 0
push 0
mov [esp+1], eax
push ebx
push edx
push 0
push ecx
push 0
mov ebx, esp
mov eax, 70
int 0x40
add esp, 28
}
use32
db 'MENUET01'
dd 1
dd start
dd i_end
dd mem
dd mem
dd 0
dd app_path
include 'pixlib.inc'
align 4
start:
fix_cwd app_path
call load_pxlib
test eax, eax
jz .fail
mov eax,48 ; get system colors
mov ebx,3
mov ecx,sc
mov edx,10*4
int 0x40
CreatePixmap 640, 384, ARGB32, PX_MEM_LOCAL ; animation
mov [pix_0], eax
test eax, eax
jz .fail
CreatePixmap 64, 64, ARGB32, PX_MEM_LOCAL ; saved screen
mov [pix_1], eax
test eax, eax
jz .fail
CreatePixmap 64, 64, ARGB32, PX_MEM_LOCAL ; back buffer
mov [pix_2], eax
Blit [pix_1], 0,0, SCR_PIXMAP, 0,0, 64,64
LockPixmap [pix_0]
mov ebx, eax
_read_file szfile, 128, ebx, 640*384*4
UnlockPixmap [pix_0]
.redraw:
call draw_window
.wait_event:
mov ebx, 2
mov eax, 23
int 0x40
dec eax ; if event = 1
jz .redraw ; jump to redraw handler
dec eax ; else if event = 2
jz .key ; jump to key handler
dec eax
jz .button
Blit [pix_2], 0,0, [pix_1], 0,0, 64,64
mov eax, [count]
inc eax
cmp eax, 60
jb @F
xor eax, eax
@@:
mov [count], eax
xor edx, edx
mov ebx, 10
div ebx
shl eax, 6
shl edx, 6
TransparentBlit [pix_2], 0,0, [pix_0], edx,eax, 64,64 ,0xFF000000
Blit SCR_PIXMAP, 0,0, [pix_2], 0, 0, 64,64
jmp .wait_event
.button: ; button event handler
mov al, 17 ; get button identifier
int 0x40
cmp ah, 1
jne .wait_event ; return if button id != 1
.exit:
; restore old screen and cleanup
Blit SCR_PIXMAP, 0,0, [pix_1], 0, 0, 64,64
DestroyPixmap [pix_2]
DestroyPixmap [pix_1]
DestroyPixmap [pix_0]
.fail:
or eax, -1 ; exit application
int 0x40
.key: ; key event handler
mov al, 2 ; get key code
int 0x40
jmp .wait_event
draw_window:
mov eax, 12 ; start drawing
mov ebx, 1
int 0x40
xor eax, eax ; create and draw the window
mov ebx, 200*65536+200 ; (window_cx)*65536+(window_sx)
mov ecx, 200*65536+100 ; (window_cy)*65536+(window_sy)
mov edx, [sc.work] ; work area color
or edx, 0x33000000 ; & window type 3
mov edi, title ; window title
int 0x40
mov eax, 12 ; finish drawing
mov ebx, 2
int 0x40
ret
align 4
count dd 0
title db 'Transparent blit',0
szfile db 'donut.dds',0
i_end:
align 4
pix_0 rd 1
pix_1 rd 1
pix_2 rd 1
sc system_colors
align 4
app_path:
rb 2048 ; stack
mem: