1 /*************************************************************************
2  *
3  *  OpenOffice.org - a multi-platform office productivity suite
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,
25  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
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 			::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