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
30  *    License along with this library; if not, write to the Free Software
31  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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             com::sun::star::drawing::LineCap        meCap;              // BUTT, ROUND, or SQUARE
60 			::std::vector< double >					maDotDashArray;		// array of double which defines the dot-dash pattern
61 			double									mfFullDotDashLen;	// sum of maDotDashArray (for convenience)
62 
63             ImpSdrLineAttribute(
64 				basegfx::B2DLineJoin eJoin,
65                 double fWidth,
66                 double fTransparence,
67                 const basegfx::BColor& rColor,
68                 com::sun::star::drawing::LineCap eCap,
69 				const ::std::vector< double >& rDotDashArray,
70                 double fFullDotDashLen)
71 			:	mnRefCount(0),
72 		    	meJoin(eJoin),
73 			    mfWidth(fWidth),
74 			    mfTransparence(fTransparence),
75 			    maColor(rColor),
76                 meCap(eCap),
77 			    maDotDashArray(rDotDashArray),
78 			    mfFullDotDashLen(fFullDotDashLen)
79 		    {
80 		    }
81 
82             ImpSdrLineAttribute(const basegfx::BColor& rColor)
83 			:	mnRefCount(0),
84 		    	meJoin(basegfx::B2DLINEJOIN_NONE),
85 			    mfWidth(0.0),
86 			    mfTransparence(0.0),
87 			    maColor(rColor),
88                 meCap(com::sun::star::drawing::LineCap_BUTT),
89 			    maDotDashArray(),
90 			    mfFullDotDashLen(0.0)
91             {
92             }
93 
94 			// data read access
95 			basegfx::B2DLineJoin getJoin() const { return meJoin; }
96 			double getWidth() const { return mfWidth; }
97 			double getTransparence() const { return mfTransparence; }
98 			const basegfx::BColor& getColor() const { return maColor; }
99             com::sun::star::drawing::LineCap getCap() const { return meCap; }
100 			const ::std::vector< double >& getDotDashArray() const { return maDotDashArray; }
101 			double getFullDotDashLen() const { return mfFullDotDashLen; }
102 
103             bool operator==(const ImpSdrLineAttribute& rCandidate) const
104 		    {
105 			    return (getJoin() == rCandidate.getJoin()
106 				    && getWidth() == rCandidate.getWidth()
107 				    && getTransparence() == rCandidate.getTransparence()
108 				    && getColor() == rCandidate.getColor()
109                     && getCap() == rCandidate.getCap()
110 				    && getDotDashArray() == rCandidate.getDotDashArray());
111 		    }
112 
113             static ImpSdrLineAttribute* get_global_default()
114             {
115                 static ImpSdrLineAttribute* pDefault = 0;
116 
117                 if(!pDefault)
118                 {
119                     pDefault = new ImpSdrLineAttribute(
120 			            basegfx::B2DLINEJOIN_ROUND,
121                         0.0,
122                         0.0,
123                         basegfx::BColor(),
124                         com::sun::star::drawing::LineCap_BUTT,
125 			            std::vector< double >(),
126                         0.0);
127 
128                     // never delete; start with RefCount 1, not 0
129     			    pDefault->mnRefCount++;
130                 }
131 
132                 return pDefault;
133             }
134 		};
135 
136         SdrLineAttribute::SdrLineAttribute(
137 			basegfx::B2DLineJoin eJoin,
138             double fWidth,
139             double fTransparence,
140             const basegfx::BColor& rColor,
141             com::sun::star::drawing::LineCap eCap,
142 			const ::std::vector< double >& rDotDashArray,
143             double fFullDotDashLen)
144 		:	mpSdrLineAttribute(
145                 new ImpSdrLineAttribute(
146                     eJoin,
147                     fWidth,
148                     fTransparence,
149                     rColor,
150                     eCap,
151                     rDotDashArray,
152                     fFullDotDashLen))
153 		{
154 		}
155 
156         SdrLineAttribute::SdrLineAttribute(
157             const basegfx::BColor& rColor)
158 		:	mpSdrLineAttribute(
159                 new ImpSdrLineAttribute(
160                     rColor))
161         {
162         }
163 
164 		SdrLineAttribute::SdrLineAttribute()
165         :	mpSdrLineAttribute(ImpSdrLineAttribute::get_global_default())
166 		{
167 			mpSdrLineAttribute->mnRefCount++;
168 		}
169 
170         SdrLineAttribute::SdrLineAttribute(const SdrLineAttribute& rCandidate)
171 		:	mpSdrLineAttribute(rCandidate.mpSdrLineAttribute)
172 		{
173 			mpSdrLineAttribute->mnRefCount++;
174 		}
175 
176 		SdrLineAttribute::~SdrLineAttribute()
177 		{
178 			if(mpSdrLineAttribute->mnRefCount)
179 			{
180 				mpSdrLineAttribute->mnRefCount--;
181 			}
182 			else
183 			{
184 				delete mpSdrLineAttribute;
185 			}
186 		}
187 
188         bool SdrLineAttribute::isDefault() const
189         {
190             return mpSdrLineAttribute == ImpSdrLineAttribute::get_global_default();
191         }
192 
193         SdrLineAttribute& SdrLineAttribute::operator=(const SdrLineAttribute& rCandidate)
194 		{
195 			if(rCandidate.mpSdrLineAttribute != mpSdrLineAttribute)
196 			{
197 				if(mpSdrLineAttribute->mnRefCount)
198 				{
199 					mpSdrLineAttribute->mnRefCount--;
200 				}
201 				else
202 				{
203 					delete mpSdrLineAttribute;
204 				}
205 
206 				mpSdrLineAttribute = rCandidate.mpSdrLineAttribute;
207 				mpSdrLineAttribute->mnRefCount++;
208 			}
209 
210 			return *this;
211 		}
212 
213 		bool SdrLineAttribute::operator==(const SdrLineAttribute& rCandidate) const
214 		{
215 			if(rCandidate.mpSdrLineAttribute == mpSdrLineAttribute)
216 			{
217 				return true;
218 			}
219 
220 			if(rCandidate.isDefault() != isDefault())
221 			{
222 				return false;
223 			}
224 
225 			return (*rCandidate.mpSdrLineAttribute == *mpSdrLineAttribute);
226 		}
227 
228 		basegfx::B2DLineJoin SdrLineAttribute::getJoin() const
229         {
230             return mpSdrLineAttribute->getJoin();
231         }
232 
233 		double SdrLineAttribute::getWidth() const
234         {
235             return mpSdrLineAttribute->getWidth();
236         }
237 
238 		double SdrLineAttribute::getTransparence() const
239         {
240             return mpSdrLineAttribute->getTransparence();
241         }
242 
243 		const basegfx::BColor& SdrLineAttribute::getColor() const
244         {
245             return mpSdrLineAttribute->getColor();
246         }
247 
248 		const ::std::vector< double >& SdrLineAttribute::getDotDashArray() const
249         {
250             return mpSdrLineAttribute->getDotDashArray();
251         }
252 
253 		double SdrLineAttribute::getFullDotDashLen() const
254         {
255             return mpSdrLineAttribute->getFullDotDashLen();
256         }
257 
258 		bool SdrLineAttribute::isDashed() const
259         {
260             return (0L != getDotDashArray().size());
261         }
262 
263         com::sun::star::drawing::LineCap SdrLineAttribute::getCap() const
264         {
265             return mpSdrLineAttribute->getCap();
266         }
267 
268     } // end of namespace attribute
269 } // end of namespace drawinglayer
270 
271 //////////////////////////////////////////////////////////////////////////////
272 // eof
273