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Rev Author Line No. Line
3435 mario79 1 
;----------------------------------------------------------------------
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draw_rectangle:
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; in
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; ebx = [coordinate on axis x]*65536 + [size on axis x]
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; ecx = [coordinate on axis y]*65536 + [size on axis y]
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	push	edx eax
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;--------------------------------------
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; top
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	push	ebx ecx
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	mov	eax,ebx
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	shr	eax,16
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	add	bx,ax
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	mov	eax,ecx
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	shr	eax,16
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	mov	cx,ax
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	sub	ecx,1 shl 16 +1
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	sub	ebx,1 shl 16
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	mcall	38,,,0xffffff
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	sub	ecx,1 shl 16 +1
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	sub	ebx,1 shl 16
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	inc	ebx
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	xor	edx,edx		; color black
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	mcall
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	pop	ecx ebx
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;--------------------------------------
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; bottom
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	push	ebx ecx
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	mov	eax,ebx
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	shr	eax,16
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	add	bx,ax
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	mov	eax,ecx
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	shr	eax,16
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	add	cx,ax
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	mov	eax,ecx
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	ror	ecx,16
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	mov	cx,ax
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	rol	ecx,16
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	sub	ebx,1 shl 16
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	mcall	38,,,0xffffff
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	add	ecx,1 shl 16 +1
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	sub	ebx,1 shl 16
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	inc	ebx
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	xor	edx,edx
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	mcall
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	pop	ecx ebx
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;--------------------------------------
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; left
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	push	ebx ecx
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	mov	eax,ebx
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	shr	eax,16
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	mov	bx,ax
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	mov	eax,ecx
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	shr	eax,16
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	add	cx,ax
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	sub	ebx,1 shl 16 +1
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	sub	ecx,1 shl 16
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	mcall	38,,,0xffffff
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	sub	ebx,1 shl 16 +1
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	xor	edx,edx
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	mcall
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	pop	ecx ebx
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;--------------------------------------
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; right
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	push	ebx ecx
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	mov	eax,ebx
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	shr	eax,16
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	add	bx,ax
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	mov	eax,ebx
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	ror	ebx,16
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	mov	bx,ax
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	rol	ebx,16
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	mov	eax,ecx
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	shr	eax,16
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	add	cx,ax
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	sub	ecx,1 shl 16
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	mcall	38,,,0xffffff
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	add	ebx,1 shl 16 +1
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	sub	ecx,1 shl 16
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	inc	ecx
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	xor	edx,edx
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	mcall
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	pop	ecx ebx
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;--------------------------------------
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	pop	eax edx
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	ret
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;----------------------------------------------------------------------
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