1 /* 2 3 Preview printer driver. 4 5 Copyright (c) 2001, 2002 OpenBeOS. 6 Copyright (c) 2005 - 2008 Haiku. 7 8 Authors: 9 Philippe Houdoin 10 Simon Gauvin 11 Michael Pfeiffer 12 13 Permission is hereby granted, free of charge, to any person obtaining a copy of 14 this software and associated documentation files (the "Software"), to deal in 15 the Software without restriction, including without limitation the rights to 16 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 17 of the Software, and to permit persons to whom the Software is furnished to do 18 so, subject to the following conditions: 19 20 The above copyright notice and this permission notice shall be included in all 21 copies or substantial portions of the Software. 22 23 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 24 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 26 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 27 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 28 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 29 THE SOFTWARE. 30 31 */ 32 33 #include "PrintUtils.h" 34 35 36 #include <Message.h> 37 #include <Window.h> 38 39 40 BRect 41 ScaleRect(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 54 void 55 SetBool(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 65 void 66 SetFloat(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 76 void 77 SetInt32(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 87 void 88 SetString(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 98 void 99 SetRect(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 } 107 108 109 void 110 SetString(BMessage* msg, const char* name, const BString& value) 111 { 112 SetString(msg, name, value.String()); 113 } 114 115 116 static 117 bool 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 } 125 126 127 void 128 AddFields(BMessage* to, const BMessage* from, const char* excludeList[], 129 const char* includeList[], bool overwrite) 130 { 131 if (to == from) 132 return; 133 char* name; 134 type_code type; 135 int32 count; 136 for (int32 i = 0; from->GetInfo(B_ANY_TYPE, i, &name, &type, &count) 137 == B_OK; ++i) { 138 if (excludeList && InList(excludeList, name)) 139 continue; 140 141 if (includeList && !InList(includeList, name)) 142 continue; 143 144 ssize_t size; 145 const void* data; 146 if (!overwrite && to->FindData(name, type, 0, &data, &size) == B_OK) 147 continue; 148 149 // replace existing data 150 to->RemoveName(name); 151 152 for (int32 j = 0; j < count; ++j) { 153 if (from->FindData(name, type, j, &data, &size) == B_OK) { 154 if (type == B_STRING_TYPE) { 155 to->AddString(name, (const char*)data); 156 } else if (type == B_MESSAGE_TYPE) { 157 BMessage m; 158 from->FindMessage(name, j, &m); 159 to->AddMessage(name, &m); 160 } else { 161 to->AddData(name, type, data, size); 162 } 163 } 164 } 165 } 166 } 167