xref: /aoo42x/main/svx/source/engine3d/polygn3d.cxx (revision f6e50924)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_svx.hxx"
26 #include <svx/polygn3d.hxx>
27 #include <svx/svdpage.hxx>
28 #include "svx/globl3d.hxx"
29 #include <basegfx/point/b3dpoint.hxx>
30 #include <svx/sdr/contact/viewcontactofe3dpolygon.hxx>
31 #include <basegfx/polygon/b3dpolygon.hxx>
32 #include <basegfx/polygon/b3dpolygontools.hxx>
33 
34 TYPEINIT1(E3dPolygonObj, E3dCompoundObject);
35 
36 //////////////////////////////////////////////////////////////////////////////
37 // #110094# DrawContact section
38 
CreateObjectSpecificViewContact()39 sdr::contact::ViewContact* E3dPolygonObj::CreateObjectSpecificViewContact()
40 {
41 	return new sdr::contact::ViewContactOfE3dPolygon(*this);
42 }
43 
44 /*************************************************************************
45 |*
46 |* Konstruktor
47 |*
48 \************************************************************************/
49 
E3dPolygonObj(E3dDefaultAttributes & rDefault,const basegfx::B3DPolyPolygon & rPolyPoly3D,sal_Bool bLinOnly)50 E3dPolygonObj::E3dPolygonObj(
51 	E3dDefaultAttributes& rDefault,
52 	const basegfx::B3DPolyPolygon& rPolyPoly3D,
53 	sal_Bool bLinOnly)
54 :	E3dCompoundObject(rDefault),
55 	bLineOnly(bLinOnly)
56 {
57 	// Geometrie setzen
58 	SetPolyPolygon3D(rPolyPoly3D);
59 
60 	// Default-Normals erzeugen
61 	CreateDefaultNormals();
62 
63 	// Default-Texturkoordinaten erzeugen
64 	CreateDefaultTexture();
65 }
66 
67 /*************************************************************************
68 |*
69 |* Konstruktor
70 |*
71 \************************************************************************/
72 
E3dPolygonObj(E3dDefaultAttributes & rDefault,const basegfx::B3DPolyPolygon & rPolyPoly3D,const basegfx::B3DPolyPolygon & rPolyNormals3D,sal_Bool bLinOnly)73 E3dPolygonObj::E3dPolygonObj(
74 	E3dDefaultAttributes& rDefault,
75 	const basegfx::B3DPolyPolygon& rPolyPoly3D,
76 	const basegfx::B3DPolyPolygon& rPolyNormals3D,
77 	sal_Bool bLinOnly)
78 :	E3dCompoundObject(rDefault),
79 	bLineOnly(bLinOnly)
80 {
81 	// Geometrie und Normalen setzen
82 	SetPolyPolygon3D(rPolyPoly3D);
83 	SetPolyNormals3D(rPolyNormals3D);
84 
85 	// Default-Texturkoordinaten erzeugen
86 	CreateDefaultTexture();
87 }
88 
89 /*************************************************************************
90 |*
91 |* Konstruktor
92 |*
93 \************************************************************************/
94 
E3dPolygonObj(E3dDefaultAttributes & rDefault,const basegfx::B3DPolyPolygon & rPolyPoly3D,const basegfx::B3DPolyPolygon & rPolyNormals3D,const basegfx::B2DPolyPolygon & rPolyTexture2D,sal_Bool bLinOnly)95 E3dPolygonObj::E3dPolygonObj(
96 	E3dDefaultAttributes& rDefault,
97 	const basegfx::B3DPolyPolygon& rPolyPoly3D,
98 	const basegfx::B3DPolyPolygon& rPolyNormals3D,
99 	const basegfx::B2DPolyPolygon& rPolyTexture2D,
100 	sal_Bool bLinOnly)
101 :	E3dCompoundObject(rDefault),
102 	bLineOnly(bLinOnly)
103 {
104 	SetPolyPolygon3D(rPolyPoly3D);
105 	SetPolyNormals3D(rPolyNormals3D);
106 	SetPolyTexture2D(rPolyTexture2D);
107 }
108 
109 /*************************************************************************
110 |*
111 |* Leer-Konstruktor
112 |*
113 \************************************************************************/
114 
E3dPolygonObj()115 E3dPolygonObj::E3dPolygonObj()
116 :	E3dCompoundObject(),
117 	bLineOnly(false) // added missing initialisation
118 {
119 	// Keine Geometrie erzeugen
120 }
121 
122 /*************************************************************************
123 |*
124 |* Default-Normalen erzeugen
125 |*
126 \************************************************************************/
127 
CreateDefaultNormals()128 void E3dPolygonObj::CreateDefaultNormals()
129 {
130 	basegfx::B3DPolyPolygon aPolyNormals;
131 
132 	// Komplettes PolyPolygon mit den Ebenennormalen anlegen
133 	for(sal_uInt32 a(0L); a < aPolyPoly3D.count(); a++)
134 	{
135 		// Quellpolygon finden
136 		const basegfx::B3DPolygon aPolygon(aPolyPoly3D.getB3DPolygon(a));
137 
138 		// Neues Polygon fuer Normalen anlegen
139 		basegfx::B3DPolygon aNormals;
140 
141 		// Normale holen (und umdrehen)
142 		basegfx::B3DVector aNormal(-basegfx::tools::getNormal(aPolygon));
143 
144 		// Neues Polygon fuellen
145 		for(sal_uInt32 b(0L); b < aPolygon.count(); b++)
146 		{
147 			aNormals.append(aNormal);
148 		}
149 
150 		// Neues Polygon in PolyPolygon einfuegen
151 		aPolyNormals.append(aNormals);
152 	}
153 
154 	// Default-Normalen setzen
155 	SetPolyNormals3D(aPolyNormals);
156 }
157 
158 /*************************************************************************
159 |*
160 |* Default-Texturkoordinaten erzeugen
161 |*
162 \************************************************************************/
163 
CreateDefaultTexture()164 void E3dPolygonObj::CreateDefaultTexture()
165 {
166 	basegfx::B2DPolyPolygon aPolyTexture;
167 
168 	// Komplettes PolyPolygon mit den Texturkoordinaten anlegen
169 	// Die Texturkoordinaten erstrecken sich ueber X,Y und Z
170 	// ueber die gesamten Extremwerte im Bereich 0.0 .. 1.0
171 	for(sal_uInt32 a(0L); a < aPolyPoly3D.count(); a++)
172 	{
173 		// Quellpolygon finden
174 		const basegfx::B3DPolygon& aPolygon(aPolyPoly3D.getB3DPolygon(a));
175 
176 		// Gesamtgroesse des Objektes feststellen
177 		basegfx::B3DRange aVolume(basegfx::tools::getRange(aPolygon));
178 
179 		// Normale holen
180 		basegfx::B3DVector aNormal(basegfx::tools::getNormal(aPolygon));
181 		aNormal.setX(fabs(aNormal.getX()));
182 		aNormal.setY(fabs(aNormal.getY()));
183 		aNormal.setZ(fabs(aNormal.getZ()));
184 
185 		// Entscheiden, welche Koordinaten als Source fuer das
186 		// Mapping benutzt werden sollen
187 		sal_uInt16 nSourceMode = 0;
188 
189 		// Groessten Freiheitsgrad ermitteln
190 		if(!(aNormal.getX() > aNormal.getY() && aNormal.getX() > aNormal.getZ()))
191 		{
192 			if(aNormal.getY() > aNormal.getZ())
193 			{
194 				// Y ist am groessten, benutze X,Z als mapping
195 				nSourceMode = 1;
196 			}
197 			else
198 			{
199 				// Z ist am groessten, benutze X,Y als mapping
200 				nSourceMode = 2;
201 			}
202 		}
203 
204 		// Neues Polygon fuer Texturkoordinaten anlegen
205 		basegfx::B2DPolygon aTexture;
206 
207 		// Neues Polygon fuellen
208 		for(sal_uInt32 b(0L); b < aPolygon.count(); b++)
209 		{
210 			basegfx::B2DPoint aTex;
211 			const basegfx::B3DPoint aCandidate(aPolygon.getB3DPoint(b));
212 
213 			switch(nSourceMode)
214 			{
215 				case 0:	// Quelle ist Y,Z
216 					if(aVolume.getHeight())
217 						aTex.setX((aCandidate.getY() - aVolume.getMinY()) / aVolume.getHeight());
218 					if(aVolume.getDepth())
219 						aTex.setY((aCandidate.getZ() - aVolume.getMinZ()) / aVolume.getDepth());
220 					break;
221 
222 				case 1:	// Quelle ist X,Z
223 					if(aVolume.getWidth())
224 						aTex.setX((aCandidate.getX() - aVolume.getMinX()) / aVolume.getWidth());
225 					if(aVolume.getDepth())
226 						aTex.setY((aCandidate.getZ() - aVolume.getMinZ()) / aVolume.getDepth());
227 					break;
228 
229 				case 2:	// Quelle ist X,Y
230 					if(aVolume.getWidth())
231 						aTex.setX((aCandidate.getX() - aVolume.getMinX()) / aVolume.getWidth());
232 					if(aVolume.getHeight())
233 						aTex.setY((aCandidate.getY() - aVolume.getMinY()) / aVolume.getHeight());
234 					break;
235 			}
236 
237 			aTexture.append(aTex);
238 		}
239 
240 		// Neues Polygon in PolyPolygon einfuegen
241 		aPolyTexture.append(aTexture);
242 	}
243 
244 	// Default-Texturkoordinaten setzen
245 	SetPolyTexture2D(aPolyTexture);
246 }
247 
248 /*************************************************************************
249 |*
250 |* Destruktor
251 |*
252 \************************************************************************/
253 
~E3dPolygonObj()254 E3dPolygonObj::~E3dPolygonObj()
255 {
256 }
257 
258 /*************************************************************************
259 |*
260 |* Identifier zurueckgeben
261 |*
262 \************************************************************************/
263 
GetObjIdentifier() const264 sal_uInt16 E3dPolygonObj::GetObjIdentifier() const
265 {
266 	return E3D_POLYGONOBJ_ID;
267 }
268 
269 /*************************************************************************
270 |*
271 |* Polygon setzen
272 |*
273 \************************************************************************/
274 
SetPolyPolygon3D(const basegfx::B3DPolyPolygon & rNewPolyPoly3D)275 void E3dPolygonObj::SetPolyPolygon3D(const basegfx::B3DPolyPolygon& rNewPolyPoly3D)
276 {
277 	if ( aPolyPoly3D != rNewPolyPoly3D )
278 	{
279 		// Neues PolyPolygon; kopieren
280 		aPolyPoly3D = rNewPolyPoly3D;
281 
282 		// Geometrie neu erzeugen
283 		ActionChanged();
284 	}
285 }
286 
SetPolyNormals3D(const basegfx::B3DPolyPolygon & rNewPolyNormals3D)287 void E3dPolygonObj::SetPolyNormals3D(const basegfx::B3DPolyPolygon& rNewPolyNormals3D)
288 {
289 	if ( aPolyNormals3D != rNewPolyNormals3D )
290 	{
291 		// Neue Normalen; kopieren
292 		aPolyNormals3D = rNewPolyNormals3D;
293 
294 		// Geometrie neu erzeugen
295 		ActionChanged();
296 	}
297 }
298 
SetPolyTexture2D(const basegfx::B2DPolyPolygon & rNewPolyTexture2D)299 void E3dPolygonObj::SetPolyTexture2D(const basegfx::B2DPolyPolygon& rNewPolyTexture2D)
300 {
301 	if ( aPolyTexture2D != rNewPolyTexture2D )
302 	{
303 		// Neue Texturkoordinaten; kopieren
304 		aPolyTexture2D = rNewPolyTexture2D;
305 
306 		// Geometrie neu erzeugen
307 		ActionChanged();
308 	}
309 }
310 
311 /*************************************************************************
312 |*
313 |* Wandle das Objekt in ein Gruppenobjekt bestehend aus 6 Polygonen
314 |*
315 \************************************************************************/
316 
DoConvertToPolyObj(sal_Bool,bool) const317 SdrObject *E3dPolygonObj::DoConvertToPolyObj(sal_Bool /*bBezier*/, bool /*bAddText*/) const
318 {
319 	return NULL;
320 }
321 
322 /*************************************************************************
323 |*
324 |* Zuweisungsoperator
325 |*
326 \************************************************************************/
327 
operator =(const SdrObject & rObj)328 void E3dPolygonObj::operator=(const SdrObject& rObj)
329 {
330 	// erstmal alle Childs kopieren
331 	E3dCompoundObject::operator=(rObj);
332 
333 	// weitere Parameter kopieren
334 	const E3dPolygonObj& r3DObj = (const E3dPolygonObj&)rObj;
335 
336 	aPolyPoly3D		 = r3DObj.aPolyPoly3D;
337 	aPolyNormals3D	 = r3DObj.aPolyNormals3D;
338 	aPolyTexture2D	 = r3DObj.aPolyTexture2D;
339 	bLineOnly		 = r3DObj.bLineOnly;
340 }
341 
342 /*************************************************************************
343 |*
344 |* LineOnly setzen
345 |*
346 \************************************************************************/
347 
SetLineOnly(sal_Bool bNew)348 void E3dPolygonObj::SetLineOnly(sal_Bool bNew)
349 {
350 	if(bNew != bLineOnly)
351 	{
352 		bLineOnly = bNew;
353 		ActionChanged();
354 	}
355 }
356 
357 // eof
358