xref: /trunk/main/drawinglayer/source/attribute/sdrlinestartendattribute.cxx (revision 1ecadb572e7010ff3b3382ad9bf179dbc6efadbb)
1 /*************************************************************************
2  *
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4  *
5  *  $RCSfile: sdrattribute.cxx,v $
6  *
7  *  $Revision: 1.5 $
8  *
9  *  last change: $Author: aw $ $Date: 2008-05-27 14:11:19 $
10  *
11  *  The Contents of this file are made available subject to
12  *  the terms of GNU Lesser General Public License Version 2.1.
13  *
14  *
15  *    GNU Lesser General Public License Version 2.1
16  *    =============================================
17  *    Copyright 2005 by Sun Microsystems, Inc.
18  *    901 San Antonio Road, Palo Alto, CA 94303, USA
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20  *    This library is free software; you can redistribute it and/or
21  *    modify it under the terms of the GNU Lesser General Public
22  *    License version 2.1, as published by the Free Software Foundation.
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24  *    This library is distributed in the hope that it will be useful,
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27  *    Lesser General Public License for more details.
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32  *    MA  02111-1307  USA
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34  ************************************************************************/
35 
36 // MARKER(update_precomp.py): autogen include statement, do not remove
37 #include "precompiled_drawinglayer.hxx"
38 
39 #include <drawinglayer/attribute/sdrlinestartendattribute.hxx>
40 #include <basegfx/polygon/b2dpolypolygon.hxx>
41 
42 //////////////////////////////////////////////////////////////////////////////
43 
44 namespace drawinglayer
45 {
46     namespace attribute
47     {
48         class ImpSdrLineStartEndAttribute
49         {
50         public:
51             // refcounter
52             sal_uInt32                              mnRefCount;
53 
54             // line arrow definitions
55             basegfx::B2DPolyPolygon                 maStartPolyPolygon;     // start Line PolyPolygon
56             basegfx::B2DPolyPolygon                 maEndPolyPolygon;       // end Line PolyPolygon
57             double                                  mfStartWidth;           // 1/100th mm
58             double                                  mfEndWidth;             // 1/100th mm
59 
60             // bitfield
61             unsigned                                mbStartActive : 1L;     // start of Line is active
62             unsigned                                mbEndActive : 1L;       // end of Line is active
63             unsigned                                mbStartCentered : 1L;   // Line is centered on line start point
64             unsigned                                mbEndCentered : 1L;     // Line is centered on line end point
65 
66             ImpSdrLineStartEndAttribute(
67                 const basegfx::B2DPolyPolygon& rStartPolyPolygon,
68                 const basegfx::B2DPolyPolygon& rEndPolyPolygon,
69                 double fStartWidth,
70                 double fEndWidth,
71                 bool bStartActive,
72                 bool bEndActive,
73                 bool bStartCentered,
74                 bool bEndCentered)
75             :   mnRefCount(0),
76                 maStartPolyPolygon(rStartPolyPolygon),
77                 maEndPolyPolygon(rEndPolyPolygon),
78                 mfStartWidth(fStartWidth),
79                 mfEndWidth(fEndWidth),
80                 mbStartActive(bStartActive),
81                 mbEndActive(bEndActive),
82                 mbStartCentered(bStartCentered),
83                 mbEndCentered(bEndCentered)
84             {
85             }
86 
87             // data read access
88             const basegfx::B2DPolyPolygon& getStartPolyPolygon() const { return maStartPolyPolygon; }
89             const basegfx::B2DPolyPolygon& getEndPolyPolygon() const { return maEndPolyPolygon; }
90             double getStartWidth() const { return mfStartWidth; }
91             double getEndWidth() const { return mfEndWidth; }
92             bool isStartActive() const { return mbStartActive; }
93             bool isEndActive() const { return mbEndActive; }
94             bool isStartCentered() const { return mbStartCentered; }
95             bool isEndCentered() const { return mbEndCentered; }
96 
97             bool operator==(const ImpSdrLineStartEndAttribute& rCandidate) const
98             {
99                 return (getStartPolyPolygon() == rCandidate.getStartPolyPolygon()
100                     && getEndPolyPolygon() == rCandidate.getEndPolyPolygon()
101                     && getStartWidth() == rCandidate.getStartWidth()
102                     && getEndWidth() == rCandidate.getEndWidth()
103                     && isStartActive() == rCandidate.isStartActive()
104                     && isEndActive() == rCandidate.isEndActive()
105                     && isStartCentered() == rCandidate.isStartCentered()
106                     && isEndCentered() == rCandidate.isEndCentered());
107             }
108 
109             static ImpSdrLineStartEndAttribute* get_global_default()
110             {
111                 static ImpSdrLineStartEndAttribute* pDefault = 0;
112 
113                 if(!pDefault)
114                 {
115                     pDefault = new ImpSdrLineStartEndAttribute(
116                         basegfx::B2DPolyPolygon(),
117                         basegfx::B2DPolyPolygon(),
118                         0.0,
119                         0.0,
120                         false,
121                         false,
122                         false,
123                         false);
124 
125                     // never delete; start with RefCount 1, not 0
126                     pDefault->mnRefCount++;
127                 }
128 
129                 return pDefault;
130             }
131         };
132 
133         SdrLineStartEndAttribute::SdrLineStartEndAttribute(
134             const basegfx::B2DPolyPolygon& rStartPolyPolygon,
135             const basegfx::B2DPolyPolygon& rEndPolyPolygon,
136             double fStartWidth,
137             double fEndWidth,
138             bool bStartActive,
139             bool bEndActive,
140             bool bStartCentered,
141             bool bEndCentered)
142         :   mpSdrLineStartEndAttribute(new ImpSdrLineStartEndAttribute(
143                 rStartPolyPolygon, rEndPolyPolygon, fStartWidth, fEndWidth, bStartActive, bEndActive, bStartCentered, bEndCentered))
144         {
145         }
146 
147         SdrLineStartEndAttribute::SdrLineStartEndAttribute()
148         :   mpSdrLineStartEndAttribute(ImpSdrLineStartEndAttribute::get_global_default())
149         {
150             mpSdrLineStartEndAttribute->mnRefCount++;
151         }
152 
153         SdrLineStartEndAttribute::SdrLineStartEndAttribute(const SdrLineStartEndAttribute& rCandidate)
154         :   mpSdrLineStartEndAttribute(rCandidate.mpSdrLineStartEndAttribute)
155         {
156             mpSdrLineStartEndAttribute->mnRefCount++;
157         }
158 
159         SdrLineStartEndAttribute::~SdrLineStartEndAttribute()
160         {
161             if(mpSdrLineStartEndAttribute->mnRefCount)
162             {
163                 mpSdrLineStartEndAttribute->mnRefCount--;
164             }
165             else
166             {
167                 delete mpSdrLineStartEndAttribute;
168             }
169         }
170 
171         bool SdrLineStartEndAttribute::isDefault() const
172         {
173             return mpSdrLineStartEndAttribute == ImpSdrLineStartEndAttribute::get_global_default();
174         }
175 
176         SdrLineStartEndAttribute& SdrLineStartEndAttribute::operator=(const SdrLineStartEndAttribute& rCandidate)
177         {
178             if(rCandidate.mpSdrLineStartEndAttribute != mpSdrLineStartEndAttribute)
179             {
180                 if(mpSdrLineStartEndAttribute->mnRefCount)
181                 {
182                     mpSdrLineStartEndAttribute->mnRefCount--;
183                 }
184                 else
185                 {
186                     delete mpSdrLineStartEndAttribute;
187                 }
188 
189                 mpSdrLineStartEndAttribute = rCandidate.mpSdrLineStartEndAttribute;
190                 mpSdrLineStartEndAttribute->mnRefCount++;
191             }
192 
193             return *this;
194         }
195 
196         bool SdrLineStartEndAttribute::operator==(const SdrLineStartEndAttribute& rCandidate) const
197         {
198             if(rCandidate.mpSdrLineStartEndAttribute == mpSdrLineStartEndAttribute)
199             {
200                 return true;
201             }
202 
203             if(rCandidate.isDefault() != isDefault())
204             {
205                 return false;
206             }
207 
208             return (*rCandidate.mpSdrLineStartEndAttribute == *mpSdrLineStartEndAttribute);
209         }
210 
211         const basegfx::B2DPolyPolygon& SdrLineStartEndAttribute::getStartPolyPolygon() const
212         {
213             return mpSdrLineStartEndAttribute->getStartPolyPolygon();
214         }
215 
216         const basegfx::B2DPolyPolygon& SdrLineStartEndAttribute::getEndPolyPolygon() const
217         {
218             return mpSdrLineStartEndAttribute->getEndPolyPolygon();
219         }
220 
221         double SdrLineStartEndAttribute::getStartWidth() const
222         {
223             return mpSdrLineStartEndAttribute->getStartWidth();
224         }
225 
226         double SdrLineStartEndAttribute::getEndWidth() const
227         {
228             return mpSdrLineStartEndAttribute->getEndWidth();
229         }
230 
231         bool SdrLineStartEndAttribute::isStartActive() const
232         {
233             return mpSdrLineStartEndAttribute->isStartActive();
234         }
235 
236         bool SdrLineStartEndAttribute::isEndActive() const
237         {
238             return mpSdrLineStartEndAttribute->isEndActive();
239         }
240 
241         bool SdrLineStartEndAttribute::isStartCentered() const
242         {
243             return mpSdrLineStartEndAttribute->isStartCentered();
244         }
245 
246         bool SdrLineStartEndAttribute::isEndCentered() const
247         {
248             return mpSdrLineStartEndAttribute->isEndCentered();
249         }
250     } // end of namespace attribute
251 } // end of namespace drawinglayer
252 
253 //////////////////////////////////////////////////////////////////////////////
254 // eof
255