1/*
2 * Copyright 2006, Haiku, Inc. All Rights Reserved.
3 * Distributed under the terms of the MIT License.
4 *
5 * Authors:
6 *		Axel D��rfler, axeld@pinc-software.de
7 */
8#ifndef SERVER_READ_ONLY_MEMORY_H
9#define SERVER_READ_ONLY_MEMORY_H
10
11
12#include <GraphicsDefs.h>
13#include <InterfaceDefs.h>
14
15
16// Update kColorWhichLastContinuous with the largest color constant which
17// leaves no gaps in the color_which integer values.
18static const int32 kColorWhichLastContinuous = B_STATUS_BAR_COLOR;
19static const int32 kColorWhichCount = kColorWhichLastContinuous + 3;
20	// + 1 for index-offset, + 2 for B_SUCCESS_COLOR, B_FAILURE_COLOR
21
22
23struct server_read_only_memory {
24	rgb_color	colors[kColorWhichCount];
25};
26
27
28static inline int32
29color_which_to_index(color_which which)
30{
31	if (which <= kColorWhichCount - 3)
32		return which - 1;
33	if (which >= B_SUCCESS_COLOR && which <= B_FAILURE_COLOR)
34		return which - B_SUCCESS_COLOR + kColorWhichCount - 3;
35
36	return -1;
37}
38
39
40static inline color_which
41index_to_color_which(int32 index)
42{
43	if (index >= 0 && index < kColorWhichCount) {
44		if ((color_which)index < kColorWhichCount - 3)
45			return (color_which)(index + 1);
46		else {
47			return (color_which)(index + B_SUCCESS_COLOR
48				- kColorWhichCount + 3);
49		}
50	}
51
52	return (color_which)-1;
53}
54
55#endif	/* SERVER_READ_ONLY_MEMORY_H */
56