1/*
2 * Copyright 2006-2007, Haiku. All rights reserved.
3 * Distributed under the terms of the MIT License.
4 *
5 * Authors:
6 *		Stephan A��mus <superstippi@gmx.de>
7 */
8
9#include "SourceExporter.h"
10
11#include <stdio.h>
12#include <string.h>
13
14#include <DataIO.h>
15
16// constructor
17SourceExporter::SourceExporter()
18	: FlatIconExporter()
19{
20}
21
22// destructor
23SourceExporter::~SourceExporter()
24{
25}
26
27// Export
28status_t
29SourceExporter::Export(const Icon* icon, BPositionIO* stream)
30{
31	BMallocIO buffer;
32	status_t ret = FlatIconExporter::Export(icon, &buffer);
33	if (ret < B_OK)
34		return ret;
35
36	return _Export((const uint8*)buffer.Buffer(), buffer.BufferLength(),
37		stream);
38}
39
40// #pragma mark -
41
42// _Export
43status_t
44SourceExporter::_Export(const uint8* source, size_t sourceSize,
45	BPositionIO* stream) const
46{
47	char buffer[2048];
48	// write header
49	sprintf(buffer, "\nconst unsigned char kIconName[] = {\n");
50	size_t size = strlen(buffer);
51
52	ssize_t written = stream->Write(buffer, size);
53	if (written < 0)
54		return (status_t)written;
55	if (written < (ssize_t)size)
56		return B_ERROR;
57
58	status_t ret = B_OK;
59	const uint8* b = source;
60
61	// print one line (12 values)
62	while (sourceSize > 12) {
63		sprintf(buffer, "	0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x"
64						", 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x"
65						", 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,\n",
66						b[0], b[1], b[2], b[3],
67						b[4], b[5], b[6], b[7],
68						b[8], b[9], b[10], b[11]);
69
70		size = strlen(buffer);
71		written = stream->Write(buffer, size);
72		if (written != (ssize_t)size) {
73			if (written >= 0)
74				ret = B_ERROR;
75			else
76				ret = (status_t)written;
77			break;
78		}
79
80		sourceSize -= 12;
81		b += 12;
82	}
83	// last line (up to 12 values)
84	if (ret >= B_OK && sourceSize > 0) {
85		for (size_t i = 0; i < sourceSize; i++) {
86			if (i == 0)
87				sprintf(buffer, "	0x%.2x", b[i]);
88			else
89				sprintf(buffer, ", 0x%.2x", b[i]);
90			size = strlen(buffer);
91			written = stream->Write(buffer, size);
92			if (written != (ssize_t)size) {
93				if (written >= 0)
94					ret = B_ERROR;
95				else
96					ret = (status_t)written;
97				break;
98			}
99		}
100	}
101	if (ret >= B_OK) {
102		// finish
103		sprintf(buffer, "\n};\n");
104		size = strlen(buffer);
105		written = stream->Write(buffer, size);
106		if (written != (ssize_t)size) {
107			if (written >= 0)
108				ret = B_ERROR;
109			else
110				ret = (status_t)written;
111		}
112	}
113
114	return ret;
115}
116
117