;=============================================================================================================================================
;                                                                   Step_5.asm
;This program is testing the desktop							 
;(C)I don't take any responsibility for the use of this program
;										                 Zedr0n -- connection closed
;=============================================================================================================================================
;=============================================================================================================================================
; Options/Declarations
;=============================================================================================================================================
.386
.model flat, stdcall
option casemap:none
include windows.inc
include kernel32.inc
include gdi32.inc
include user32.inc

includelib \masm32\lib\kernel32.lib
includelib \masm32\lib\gdi32.lib
includelib \masm32\lib\user32.lib

;============================================================================================================================================
; Macros
;============================================================================================================================================
RGB macro red,green,blue 
    xor eax,eax 
    mov ah,blue 
    shl eax,8 
    mov ah,green 
    mov al,red 
endm 
;=============================================================================================================================================
; Data segment
;=============================================================================================================================================
.data
hPen    HGDIOBJ     ?   


;============================================================================================================================================
; Variables segment
;============================================================================================================================================
.data?
hWnd    HWND    ?
hDC     HDC     ?
i       db      ?
;=============================================================================================================================================
; Code segment
;=============================================================================================================================================
.code
start:
    invoke GetDesktopWindow
    mov hWnd,eax
    invoke GetWindowDC,hWnd
    mov hDC,eax
    RGB 255,0,0
    invoke CreatePen,PS_SOLID,4,eax
    mov hPen,eax
    invoke SelectObject,hDC,hPen
    invoke Ellipse,hDC,100,100,200,200
    invoke ExitProcess,NULL
end start