1/*
2
3Preview printer driver.
4
5Copyright (c) 2001, 2002 OpenBeOS.
6Copyright (c) 2005 - 2008 Haiku.
7
8Authors:
9	Philippe Houdoin
10	Simon Gauvin
11	Michael Pfeiffer
12
13Permission is hereby granted, free of charge, to any person obtaining a copy of
14this software and associated documentation files (the "Software"), to deal in
15the Software without restriction, including without limitation the rights to
16use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
17of the Software, and to permit persons to whom the Software is furnished to do
18so, subject to the following conditions:
19
20The above copyright notice and this permission notice shall be included in all
21copies or substantial portions of the Software.
22
23THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
26AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
28OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
29THE SOFTWARE.
30
31*/
32
33#include "PrintUtils.h"
34
35
36#include <Message.h>
37#include <Window.h>
38
39
40BRect
41ScaleRect(const BRect& rect, float scale)
42{
43	BRect scaleRect(rect);
44
45	scaleRect.left *= scale;
46	scaleRect.right *= scale;
47	scaleRect.top *= scale;
48	scaleRect.bottom *= scale;
49
50	return scaleRect;
51}
52
53
54void
55SetBool(BMessage* msg, const char* name, bool value)
56{
57	if (msg->HasBool(name)) {
58		msg->ReplaceBool(name, value);
59	} else {
60		msg->AddBool(name, value);
61	}
62}
63
64
65void
66SetFloat(BMessage* msg, const char* name, float value)
67{
68	if (msg->HasFloat(name)) {
69		msg->ReplaceFloat(name, value);
70	} else {
71		msg->AddFloat(name, value);
72	}
73}
74
75
76void
77SetInt32(BMessage* msg, const char* name, int32 value)
78{
79	if (msg->HasInt32(name)) {
80		msg->ReplaceInt32(name, value);
81	} else {
82		msg->AddInt32(name, value);
83	}
84}
85
86
87void
88SetString(BMessage* msg, const char* name, const char* value)
89{
90	if (msg->HasString(name, 0)) {
91		msg->ReplaceString(name, value);
92	} else {
93		msg->AddString(name, value);
94	}
95}
96
97
98void
99SetRect(BMessage* msg, const char* name, const BRect& rect)
100{
101	if (msg->HasRect(name)) {
102		msg->ReplaceRect(name, rect);
103	} else {
104		msg->AddRect(name, rect);
105	}
106}
107
108
109void
110SetString(BMessage* msg, const char* name, const BString& value)
111{
112	SetString(msg, name, value.String());
113}
114
115
116static
117bool InList(const char* list[], const char* name)
118{
119	for (int i = 0; list[i] != NULL; ++i) {
120		if (strcmp(list[i], name) == 0)
121			return true;
122	}
123	return false;
124}
125
126
127void
128AddFields(BMessage* to, const BMessage* from, const char* excludeList[],
129	const char* includeList[], bool overwrite)
130{
131	if (to == from)
132		return;
133#ifndef B_BEOS_VERSION_DANO
134	char* name;
135#else
136	const char* name;
137#endif
138	type_code type;
139	int32 count;
140	for (int32 i = 0; from->GetInfo(B_ANY_TYPE, i, &name, &type, &count)
141		== B_OK; ++i) {
142		if (excludeList && InList(excludeList, name))
143			continue;
144
145		if (includeList && !InList(includeList, name))
146			continue;
147
148		ssize_t size;
149		const void* data;
150		if (!overwrite && to->FindData(name, type, 0, &data, &size) == B_OK)
151			continue;
152
153		// replace existing data
154		to->RemoveName(name);
155
156		for (int32 j = 0; j < count; ++j) {
157			if (from->FindData(name, type, j, &data, &size) == B_OK) {
158				if (type == B_STRING_TYPE) {
159					to->AddString(name, (const char*)data);
160				} else if (type == B_MESSAGE_TYPE) {
161					BMessage m;
162					from->FindMessage(name, j, &m);
163					to->AddMessage(name, &m);
164				} else {
165					to->AddData(name, type, data, size);
166				}
167			}
168		}
169	}
170}
171