Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <tools/debug.hxx>
21 : #include <tools/gen.hxx>
22 : #include <tools/stream.hxx>
23 :
24 0 : SvStream& ReadPair( SvStream& rIStream, Pair& rPair )
25 : {
26 : DBG_ASSERTWARNING( rIStream.GetVersion(), "Pair::>> - Solar-Version not set on rIStream" );
27 :
28 : //39428 SvStream no longer supports operator>>(long&)
29 0 : sal_Int32 nTmpA(0), nTmpB(0);
30 0 : rIStream.ReadInt32( nTmpA ).ReadInt32( nTmpB );
31 0 : rPair.nA = nTmpA;
32 0 : rPair.nB = nTmpB;
33 :
34 0 : return rIStream;
35 : }
36 :
37 0 : SvStream& WritePair( SvStream& rOStream, const Pair& rPair )
38 : {
39 : DBG_ASSERTWARNING( rOStream.GetVersion(), "Pair::<< - Solar-Version not set on rOStream" );
40 :
41 : //39428 SvStream no longer supports operator<<(long)
42 0 : rOStream.WriteInt32( sal::static_int_cast<sal_Int32>(rPair.nA) ).WriteInt32( sal::static_int_cast<sal_Int32>(rPair.nB) );
43 :
44 0 : return rOStream;
45 : }
46 :
47 0 : void Rectangle::SetSize( const Size& rSize )
48 : {
49 0 : if ( rSize.Width() < 0 )
50 0 : nRight = nLeft + rSize.Width() +1;
51 0 : else if ( rSize.Width() > 0 )
52 0 : nRight = nLeft + rSize.Width() -1;
53 : else
54 0 : nRight = RECT_EMPTY;
55 :
56 0 : if ( rSize.Height() < 0 )
57 0 : nBottom = nTop + rSize.Height() +1;
58 0 : else if ( rSize.Height() > 0 )
59 0 : nBottom = nTop + rSize.Height() -1;
60 : else
61 0 : nBottom = RECT_EMPTY;
62 0 : }
63 :
64 0 : Rectangle& Rectangle::Union( const Rectangle& rRect )
65 : {
66 0 : if ( rRect.IsEmpty() )
67 0 : return *this;
68 :
69 0 : if ( IsEmpty() )
70 0 : *this = rRect;
71 : else
72 : {
73 0 : nLeft = std::min( std::min( nLeft, rRect.nLeft ), std::min( nRight, rRect.nRight ) );
74 0 : nRight = std::max( std::max( nLeft, rRect.nLeft ), std::max( nRight, rRect.nRight ) );
75 0 : nTop = std::min( std::min( nTop, rRect.nTop ), std::min( nBottom, rRect.nBottom ) );
76 0 : nBottom = std::max( std::max( nTop, rRect.nTop ), std::max( nBottom, rRect.nBottom ) );
77 : }
78 :
79 0 : return *this;
80 : }
81 :
82 0 : Rectangle& Rectangle::Intersection( const Rectangle& rRect )
83 : {
84 0 : if ( IsEmpty() )
85 0 : return *this;
86 0 : if ( rRect.IsEmpty() )
87 : {
88 0 : *this = Rectangle();
89 0 : return *this;
90 : }
91 :
92 : // Justify rectangle
93 0 : Rectangle aTmpRect( rRect );
94 0 : Justify();
95 0 : aTmpRect.Justify();
96 :
97 : // Perform intersection
98 0 : nLeft = std::max( nLeft, aTmpRect.nLeft );
99 0 : nRight = std::min( nRight, aTmpRect.nRight );
100 0 : nTop = std::max( nTop, aTmpRect.nTop );
101 0 : nBottom= std::min( nBottom, aTmpRect.nBottom );
102 :
103 : // Determine if intersection is empty
104 0 : if ( nRight < nLeft || nBottom < nTop )
105 0 : *this = Rectangle();
106 :
107 0 : return *this;
108 : }
109 :
110 0 : void Rectangle::Justify()
111 : {
112 : long nHelp;
113 :
114 0 : if ( (nRight < nLeft) && (nRight != RECT_EMPTY) )
115 : {
116 0 : nHelp = nLeft;
117 0 : nLeft = nRight;
118 0 : nRight = nHelp;
119 : }
120 :
121 0 : if ( (nBottom < nTop) && (nBottom != RECT_EMPTY) )
122 : {
123 0 : nHelp = nBottom;
124 0 : nBottom = nTop;
125 0 : nTop = nHelp;
126 : }
127 0 : }
128 :
129 0 : bool Rectangle::IsInside( const Point& rPoint ) const
130 : {
131 0 : if ( IsEmpty() )
132 0 : return false;
133 :
134 0 : bool bRet = true;
135 0 : if ( nLeft <= nRight )
136 : {
137 0 : if ( (rPoint.X() < nLeft) || (rPoint.X() > nRight) )
138 0 : bRet = false;
139 : }
140 : else
141 : {
142 0 : if ( (rPoint.X() > nLeft) || (rPoint.X() < nRight) )
143 0 : bRet = false;
144 : }
145 0 : if ( nTop <= nBottom )
146 : {
147 0 : if ( (rPoint.Y() < nTop) || (rPoint.Y() > nBottom) )
148 0 : bRet = false;
149 : }
150 : else
151 : {
152 0 : if ( (rPoint.Y() > nTop) || (rPoint.Y() < nBottom) )
153 0 : bRet = false;
154 : }
155 0 : return bRet;
156 : }
157 :
158 0 : bool Rectangle::IsInside( const Rectangle& rRect ) const
159 : {
160 0 : if ( IsInside( rRect.TopLeft() ) && IsInside( rRect.BottomRight() ) )
161 0 : return true;
162 : else
163 0 : return false;
164 : }
165 :
166 0 : bool Rectangle::IsOver( const Rectangle& rRect ) const
167 : {
168 : // If there's no intersection, they don't overlap
169 0 : return !GetIntersection( rRect ).IsEmpty();
170 : }
171 :
172 0 : SvStream& ReadRectangle( SvStream& rIStream, Rectangle& rRect )
173 : {
174 : DBG_ASSERTWARNING( rIStream.GetVersion(), "Rectangle::>> - Solar-Version not set on rIStream" );
175 :
176 : //fdo#39428 SvStream no longer supports operator>>(long&)
177 0 : sal_Int32 nTmpL(0), nTmpT(0), nTmpR(0), nTmpB(0);
178 :
179 0 : rIStream.ReadInt32( nTmpL ).ReadInt32( nTmpT ).ReadInt32( nTmpR ).ReadInt32( nTmpB );
180 :
181 0 : rRect.nLeft = nTmpL;
182 0 : rRect.nTop = nTmpT;
183 0 : rRect.nRight = nTmpR;
184 0 : rRect.nBottom = nTmpB;
185 :
186 0 : return rIStream;
187 : }
188 :
189 0 : SvStream& WriteRectangle( SvStream& rOStream, const Rectangle& rRect )
190 : {
191 : DBG_ASSERTWARNING( rOStream.GetVersion(), "Rectangle::<< - Solar-Version not set on rOStream" );
192 :
193 : //fdo#39428 SvStream no longer supports operator<<(long)
194 0 : rOStream.WriteInt32( sal::static_int_cast<sal_Int32>(rRect.nLeft) )
195 0 : .WriteInt32( sal::static_int_cast<sal_Int32>(rRect.nTop) )
196 0 : .WriteInt32( sal::static_int_cast<sal_Int32>(rRect.nRight) )
197 0 : .WriteInt32( sal::static_int_cast<sal_Int32>(rRect.nBottom) );
198 :
199 0 : return rOStream;
200 : }
201 :
202 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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