xref: /trunk/main/drawinglayer/source/attribute/sdrlineattribute.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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
19  *
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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26  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
27  *    Lesser General Public License for more details.
28  *
29  *    You should have received a copy of the GNU Lesser General Public
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32  *    MA  02111-1307  USA
33  *
34  ************************************************************************/
35 
36 // MARKER(update_precomp.py): autogen include statement, do not remove
37 #include "precompiled_drawinglayer.hxx"
38 
39 #include <drawinglayer/attribute/sdrlineattribute.hxx>
40 #include <basegfx/color/bcolor.hxx>
41 
42 //////////////////////////////////////////////////////////////////////////////
43 
44 namespace drawinglayer
45 {
46     namespace attribute
47     {
48         class ImpSdrLineAttribute
49         {
50         public:
51             // refcounter
52             sal_uInt32                              mnRefCount;
53 
54             // line definitions
55             basegfx::B2DLineJoin                    meJoin;             // B2DLINEJOIN_* defines
56             double                                  mfWidth;            // 1/100th mm, 0.0==hair
57             double                                  mfTransparence;     // [0.0 .. 1.0], 0.0==no transp.
58             basegfx::BColor                         maColor;            // color of line
59             ::std::vector< double >                 maDotDashArray;     // array of double which defines the dot-dash pattern
60             double                                  mfFullDotDashLen;   // sum of maDotDashArray (for convenience)
61 
62             ImpSdrLineAttribute(
63                 basegfx::B2DLineJoin eJoin,
64                 double fWidth,
65                 double fTransparence,
66                 const basegfx::BColor& rColor,
67                 const ::std::vector< double >& rDotDashArray,
68                 double fFullDotDashLen)
69             :   mnRefCount(0),
70                 meJoin(eJoin),
71                 mfWidth(fWidth),
72                 mfTransparence(fTransparence),
73                 maColor(rColor),
74                 maDotDashArray(rDotDashArray),
75                 mfFullDotDashLen(fFullDotDashLen)
76             {
77             }
78 
79             ImpSdrLineAttribute(const basegfx::BColor& rColor)
80             :   mnRefCount(0),
81                 meJoin(basegfx::B2DLINEJOIN_NONE),
82                 mfWidth(0.0),
83                 mfTransparence(0.0),
84                 maColor(rColor),
85                 maDotDashArray(),
86                 mfFullDotDashLen(0.0)
87             {
88             }
89 
90             // data read access
91             basegfx::B2DLineJoin getJoin() const { return meJoin; }
92             double getWidth() const { return mfWidth; }
93             double getTransparence() const { return mfTransparence; }
94             const basegfx::BColor& getColor() const { return maColor; }
95             const ::std::vector< double >& getDotDashArray() const { return maDotDashArray; }
96             double getFullDotDashLen() const { return mfFullDotDashLen; }
97 
98             bool operator==(const ImpSdrLineAttribute& rCandidate) const
99             {
100                 return (getJoin() == rCandidate.getJoin()
101                     && getWidth() == rCandidate.getWidth()
102                     && getTransparence() == rCandidate.getTransparence()
103                     && getColor() == rCandidate.getColor()
104                     && getDotDashArray() == rCandidate.getDotDashArray());
105             }
106 
107             static ImpSdrLineAttribute* get_global_default()
108             {
109                 static ImpSdrLineAttribute* pDefault = 0;
110 
111                 if(!pDefault)
112                 {
113                     pDefault = new ImpSdrLineAttribute(
114                         basegfx::B2DLINEJOIN_ROUND,
115                         0.0,
116                         0.0,
117                         basegfx::BColor(),
118                         std::vector< double >(),
119                         0.0);
120 
121                     // never delete; start with RefCount 1, not 0
122                     pDefault->mnRefCount++;
123                 }
124 
125                 return pDefault;
126             }
127         };
128 
129         SdrLineAttribute::SdrLineAttribute(
130             basegfx::B2DLineJoin eJoin,
131             double fWidth,
132             double fTransparence,
133             const basegfx::BColor& rColor,
134             const ::std::vector< double >& rDotDashArray,
135             double fFullDotDashLen)
136         :   mpSdrLineAttribute(new ImpSdrLineAttribute(
137                 eJoin, fWidth, fTransparence, rColor, rDotDashArray, fFullDotDashLen))
138         {
139         }
140 
141         SdrLineAttribute::SdrLineAttribute(
142             const basegfx::BColor& rColor)
143         :   mpSdrLineAttribute(new ImpSdrLineAttribute(rColor))
144         {
145         }
146 
147         SdrLineAttribute::SdrLineAttribute()
148         :   mpSdrLineAttribute(ImpSdrLineAttribute::get_global_default())
149         {
150             mpSdrLineAttribute->mnRefCount++;
151         }
152 
153         SdrLineAttribute::SdrLineAttribute(const SdrLineAttribute& rCandidate)
154         :   mpSdrLineAttribute(rCandidate.mpSdrLineAttribute)
155         {
156             mpSdrLineAttribute->mnRefCount++;
157         }
158 
159         SdrLineAttribute::~SdrLineAttribute()
160         {
161             if(mpSdrLineAttribute->mnRefCount)
162             {
163                 mpSdrLineAttribute->mnRefCount--;
164             }
165             else
166             {
167                 delete mpSdrLineAttribute;
168             }
169         }
170 
171         bool SdrLineAttribute::isDefault() const
172         {
173             return mpSdrLineAttribute == ImpSdrLineAttribute::get_global_default();
174         }
175 
176         SdrLineAttribute& SdrLineAttribute::operator=(const SdrLineAttribute& rCandidate)
177         {
178             if(rCandidate.mpSdrLineAttribute != mpSdrLineAttribute)
179             {
180                 if(mpSdrLineAttribute->mnRefCount)
181                 {
182                     mpSdrLineAttribute->mnRefCount--;
183                 }
184                 else
185                 {
186                     delete mpSdrLineAttribute;
187                 }
188 
189                 mpSdrLineAttribute = rCandidate.mpSdrLineAttribute;
190                 mpSdrLineAttribute->mnRefCount++;
191             }
192 
193             return *this;
194         }
195 
196         bool SdrLineAttribute::operator==(const SdrLineAttribute& rCandidate) const
197         {
198             if(rCandidate.mpSdrLineAttribute == mpSdrLineAttribute)
199             {
200                 return true;
201             }
202 
203             if(rCandidate.isDefault() != isDefault())
204             {
205                 return false;
206             }
207 
208             return (*rCandidate.mpSdrLineAttribute == *mpSdrLineAttribute);
209         }
210 
211         basegfx::B2DLineJoin SdrLineAttribute::getJoin() const
212         {
213             return mpSdrLineAttribute->getJoin();
214         }
215 
216         double SdrLineAttribute::getWidth() const
217         {
218             return mpSdrLineAttribute->getWidth();
219         }
220 
221         double SdrLineAttribute::getTransparence() const
222         {
223             return mpSdrLineAttribute->getTransparence();
224         }
225 
226         const basegfx::BColor& SdrLineAttribute::getColor() const
227         {
228             return mpSdrLineAttribute->getColor();
229         }
230 
231         const ::std::vector< double >& SdrLineAttribute::getDotDashArray() const
232         {
233             return mpSdrLineAttribute->getDotDashArray();
234         }
235 
236         double SdrLineAttribute::getFullDotDashLen() const
237         {
238             return mpSdrLineAttribute->getFullDotDashLen();
239         }
240 
241         bool SdrLineAttribute::isDashed() const
242         {
243             return (0L != getDotDashArray().size());
244         }
245 
246     } // end of namespace attribute
247 } // end of namespace drawinglayer
248 
249 //////////////////////////////////////////////////////////////////////////////
250 // eof
251