Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * Version: MPL 1.1 / GPLv3+ / LGPLv3+
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Initial Developer of the Original Code is
16 : * Fridrich Strba <fridrich.strba@bluewin.ch>
17 : * Thorsten Behrens <tbehrens@novell.com>
18 : *
19 : * Contributor(s):
20 : *
21 : * Alternatively, the contents of this file may be used under the terms of
22 : * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
23 : * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
24 : * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
25 : * instead of those above.
26 : */
27 :
28 : #include "parserfragments.hxx"
29 : #include "spirit_supplements.hxx"
30 : #include "gfxtypes.hxx"
31 :
32 : #include <basegfx/tools/canvastools.hxx>
33 : #include <com/sun/star/geometry/AffineMatrix2D.hpp>
34 :
35 : #include <string.h>
36 : #include <limits.h>
37 : #include <boost/bind.hpp>
38 : #include <boost/spirit/include/classic.hpp>
39 : #include <boost/spirit/include/classic_while.hpp>
40 : #include <numeric>
41 : #include <algorithm>
42 :
43 : #include "units.hxx"
44 : #include "tokenmap.hxx"
45 : #include "sal/log.hxx"
46 :
47 : using namespace ::com::sun::star;
48 :
49 : namespace svgi
50 : {
51 :
52 0 : inline sal_uInt8 hex2int( char val )
53 : {
54 0 : return val <= '9' ? val-'0' : (val < 'a' ? val+10-'A' : val+10-'a');
55 : }
56 :
57 0 : void setFourBitColor( double& rChannel, char nChar )
58 : {
59 0 : const sal_uInt8 nVal(hex2int(nChar));
60 : OSL_TRACE( "setFourBitCOlor %d color", nVal );
61 0 : rChannel = (nVal*16+nVal)/255.0;
62 0 : }
63 :
64 0 : void setEightBitColor( double& rChannel, const char* pStart, const char* )
65 : {
66 0 : const sal_uInt8 nVal0(hex2int(pStart[0]));
67 0 : const sal_uInt8 nVal1(hex2int(pStart[1]));
68 : OSL_TRACE( "setEightbitCOlor %d, %d color", nVal0, nVal1 );
69 0 : rChannel = (nVal0*16+nVal1)/255.0;
70 0 : }
71 :
72 0 : void setIntColor( double& rChannel, sal_uInt8 nVal )
73 : {
74 : OSL_TRACE( "setIntColor %d color", nVal );
75 0 : rChannel = nVal/255.0;
76 0 : }
77 :
78 0 : void setPercentColor( double& rChannel, double nVal )
79 : {
80 0 : rChannel = nVal/100.0;
81 : SAL_INFO("svg", "setPercentColor " << nVal << " " << rChannel);
82 0 : }
83 :
84 0 : void calcRotation(std::vector<geometry::AffineMatrix2D>& rTransforms,
85 : geometry::AffineMatrix2D& rCurrTransform,
86 : double fRotationAngle)
87 : {
88 0 : ::basegfx::B2DHomMatrix aCurr;
89 0 : aCurr.translate(-rCurrTransform.m02,-rCurrTransform.m12);
90 0 : aCurr.rotate(fRotationAngle*M_PI/180);
91 0 : aCurr.translate(rCurrTransform.m02,rCurrTransform.m12);
92 :
93 : OSL_TRACE("calcRotation - fRotationAngle - %f", fRotationAngle);
94 : rTransforms.push_back(
95 : basegfx::unotools::affineMatrixFromHomMatrix(
96 : rCurrTransform,
97 0 : aCurr));
98 0 : }
99 :
100 0 : void calcSkewX(std::vector<geometry::AffineMatrix2D>& rTransforms,
101 : double fSkewAngle)
102 : {
103 0 : geometry::AffineMatrix2D aMat(1.0,tan(fSkewAngle*M_PI/180),0.0,
104 0 : 0.0,1.0,0.0);
105 0 : rTransforms.push_back(aMat);
106 0 : }
107 :
108 0 : void calcSkewY(std::vector<geometry::AffineMatrix2D>& rTransforms,
109 : double fSkewAngle)
110 : {
111 : geometry::AffineMatrix2D aMat(1.0,0.0,0.0,
112 0 : tan(fSkewAngle*M_PI/180),1.0,0.0);
113 0 : rTransforms.push_back(aMat);
114 0 : }
115 :
116 0 : void assign_twice(double& r_oVal1, double& r_oVal2, const double& rInVal )
117 : {
118 0 : r_oVal1 = r_oVal2 = rInVal;
119 0 : }
120 :
121 0 : geometry::AffineMatrix2D multiplyMatrix( const geometry::AffineMatrix2D& rLHS,
122 : const geometry::AffineMatrix2D& rRHS )
123 : {
124 0 : basegfx::B2DHomMatrix aLHS;
125 0 : basegfx::B2DHomMatrix aRHS;
126 :
127 0 : basegfx::unotools::homMatrixFromAffineMatrix(aLHS,rLHS);
128 0 : basegfx::unotools::homMatrixFromAffineMatrix(aRHS,rRHS);
129 :
130 0 : aRHS*=aLHS;
131 :
132 0 : geometry::AffineMatrix2D aRet;
133 0 : return basegfx::unotools::affineMatrixFromHomMatrix(aRet,aRHS);
134 : }
135 :
136 : namespace
137 : {
138 0 : struct ColorGrammar : public ::boost::spirit::classic::grammar< ColorGrammar >
139 : {
140 : public:
141 : ARGBColor& m_rColor;
142 0 : explicit ColorGrammar( ARGBColor& rColor ) : m_rColor(rColor) {}
143 : template< typename ScannerT >
144 0 : struct definition
145 : {
146 : ::boost::spirit::classic::rule< ScannerT > colorExpression;
147 0 : definition( const ColorGrammar& self )
148 0 : {
149 : using namespace ::boost::spirit::classic;
150 :
151 : int_parser<sal_uInt8,10,1,3> byte_p;
152 0 : colorExpression =
153 : (
154 : // the #rrggbb form
155 : ('#' >> (xdigit_p >> xdigit_p)[boost::bind(&setEightBitColor,
156 : boost::ref(self.m_rColor.r),_1,_2)]
157 : >> (xdigit_p >> xdigit_p)[boost::bind(&setEightBitColor,
158 : boost::ref(self.m_rColor.g),_1,_2)]
159 : >> (xdigit_p >> xdigit_p)[boost::bind(&setEightBitColor,
160 : boost::ref(self.m_rColor.b),_1,_2)])
161 : |
162 : // the #rgb form
163 : ('#' >> xdigit_p[boost::bind(&setFourBitColor,
164 : boost::ref(self.m_rColor.r),_1)]
165 : >> xdigit_p[boost::bind(&setFourBitColor,
166 : boost::ref(self.m_rColor.g),_1)]
167 : >> xdigit_p[boost::bind(&setFourBitColor,
168 : boost::ref(self.m_rColor.b),_1)])
169 : |
170 : // rgb() form
171 : (str_p("rgb")
172 : >> '(' >>
173 : (
174 : // rgb(int,int,int)
175 : (byte_p[boost::bind(&setIntColor,
176 : boost::ref(self.m_rColor.r),_1)] >> ',' >>
177 : byte_p[boost::bind(&setIntColor,
178 : boost::ref(self.m_rColor.g),_1)] >> ',' >>
179 : byte_p[boost::bind(&setIntColor,
180 : boost::ref(self.m_rColor.b),_1)])
181 : |
182 : // rgb(double,double,double)
183 : (real_p[assign_a(self.m_rColor.r)] >> ',' >>
184 : real_p[assign_a(self.m_rColor.g)] >> ',' >>
185 : real_p[assign_a(self.m_rColor.b)])
186 : |
187 : // rgb(percent,percent,percent)
188 : (real_p[boost::bind(&setPercentColor,
189 : boost::ref(self.m_rColor.r),_1)] >> "%," >>
190 : real_p[boost::bind(&setPercentColor,
191 : boost::ref(self.m_rColor.g),_1)] >> "%," >>
192 : real_p[boost::bind(&setPercentColor,
193 : boost::ref(self.m_rColor.b),_1)] >> "%")
194 : )
195 : >> ')')
196 : );
197 0 : }
198 0 : ::boost::spirit::classic::rule<ScannerT> const& start() const { return colorExpression; }
199 : };
200 : };
201 : }
202 :
203 0 : bool parseColor( const char* sColor, ARGBColor& rColor )
204 : {
205 : using namespace ::boost::spirit::classic;
206 :
207 0 : if( parse(sColor,
208 0 : ColorGrammar(rColor) >> end_p,
209 0 : space_p).full )
210 : {
211 : // free-form color found & parsed
212 0 : return true;
213 : }
214 :
215 : // no free-form color - maybe a color name?
216 : // trim white space before
217 0 : while( *sColor &&
218 : (*sColor==' ' || *sColor=='\t' || *sColor=='\r' || *sColor=='\n') )
219 0 : ++sColor;
220 : // trim white space after
221 0 : int nLen=strlen(sColor)-1;
222 0 : while( nLen &&
223 0 : (sColor[nLen]==' ' || sColor[nLen]=='\t' || sColor[nLen]=='\r' || sColor[nLen]=='\n') )
224 0 : --nLen;
225 0 : switch (getTokenId(sColor, nLen+1))
226 : {
227 0 : case XML_ALICEBLUE: rColor = ARGBColor(240,248,255); return true;
228 0 : case XML_ANTIQUEWHITE: rColor = ARGBColor(250,235,215); return true;
229 0 : case XML_AQUA: rColor = ARGBColor(0,255,255); return true;
230 0 : case XML_AQUAMARINE: rColor = ARGBColor(127,255,212); return true;
231 0 : case XML_AZURE: rColor = ARGBColor(240,255,255); return true;
232 0 : case XML_BEIGE: rColor = ARGBColor(245,245,220); return true;
233 0 : case XML_BISQUE: rColor = ARGBColor(255,228,196); return true;
234 0 : case XML_BLACK: rColor = ARGBColor(0,0,0); return true;
235 0 : case XML_BLANCHEDALMOND: rColor = ARGBColor(255,235,205); return true;
236 0 : case XML_BLUE: rColor = ARGBColor(0,0,255); return true;
237 0 : case XML_BLUEVIOLET: rColor = ARGBColor(138,43,226); return true;
238 0 : case XML_BROWN: rColor = ARGBColor(165,42,42); return true;
239 0 : case XML_BURLYWOOD: rColor = ARGBColor(222,184,135); return true;
240 0 : case XML_CADETBLUE: rColor = ARGBColor(95,158,160); return true;
241 0 : case XML_CHARTREUSE: rColor = ARGBColor(127,255,0); return true;
242 0 : case XML_CHOCOLATE: rColor = ARGBColor(210,105,30); return true;
243 0 : case XML_CORAL: rColor = ARGBColor(255,127,80); return true;
244 0 : case XML_CORNFLOWERBLUE: rColor = ARGBColor(100,149,237); return true;
245 0 : case XML_CORNSILK: rColor = ARGBColor(255,248,220); return true;
246 0 : case XML_CRIMSON: rColor = ARGBColor(220,20,60); return true;
247 0 : case XML_CYAN: rColor = ARGBColor(0,255,255); return true;
248 0 : case XML_DARKBLUE: rColor = ARGBColor(0,0,139); return true;
249 0 : case XML_DARKCYAN: rColor = ARGBColor(0,139,139); return true;
250 0 : case XML_DARKGOLDENROD: rColor = ARGBColor(184,134,11); return true;
251 0 : case XML_DARKGRAY: rColor = ARGBColor(169,169,169); return true;
252 0 : case XML_DARKGREEN: rColor = ARGBColor(0,100,0); return true;
253 0 : case XML_DARKGREY: rColor = ARGBColor(169,169,169); return true;
254 0 : case XML_DARKKHAKI: rColor = ARGBColor(189,183,107); return true;
255 0 : case XML_DARKMAGENTA: rColor = ARGBColor(139,0,139); return true;
256 0 : case XML_DARKOLIVEGREEN: rColor = ARGBColor(85,107,47); return true;
257 0 : case XML_DARKORANGE: rColor = ARGBColor(255,140,0); return true;
258 0 : case XML_DARKORCHID: rColor = ARGBColor(153,50,204); return true;
259 0 : case XML_DARKRED: rColor = ARGBColor(139,0,0); return true;
260 0 : case XML_DARKSALMON: rColor = ARGBColor(233,150,122); return true;
261 0 : case XML_DARKSEAGREEN: rColor = ARGBColor(143,188,143); return true;
262 0 : case XML_DARKSLATEBLUE: rColor = ARGBColor(72,61,139); return true;
263 0 : case XML_DARKSLATEGRAY: rColor = ARGBColor(47,79,79); return true;
264 0 : case XML_DARKSLATEGREY: rColor = ARGBColor(47,79,79); return true;
265 0 : case XML_DARKTURQUOISE: rColor = ARGBColor(0,206,209); return true;
266 0 : case XML_DARKVIOLET: rColor = ARGBColor(148,0,211); return true;
267 0 : case XML_DEEPPINK: rColor = ARGBColor(255,20,147); return true;
268 0 : case XML_DEEPSKYBLUE: rColor = ARGBColor(0,191,255); return true;
269 0 : case XML_DIMGRAY: rColor = ARGBColor(105,105,105); return true;
270 0 : case XML_DIMGREY: rColor = ARGBColor(105,105,105); return true;
271 0 : case XML_DODGERBLUE: rColor = ARGBColor(30,144,255); return true;
272 0 : case XML_FIREBRICK: rColor = ARGBColor(178,34,34); return true;
273 0 : case XML_FLORALWHITE: rColor = ARGBColor(255,250,240); return true;
274 0 : case XML_FORESTGREEN: rColor = ARGBColor(34,139,34); return true;
275 0 : case XML_FUCHSIA: rColor = ARGBColor(255,0,255); return true;
276 0 : case XML_GAINSBORO: rColor = ARGBColor(220,220,220); return true;
277 0 : case XML_GHOSTWHITE: rColor = ARGBColor(248,248,255); return true;
278 0 : case XML_GOLD: rColor = ARGBColor(255,215,0); return true;
279 0 : case XML_GOLDENROD: rColor = ARGBColor(218,165,32); return true;
280 0 : case XML_GRAY: rColor = ARGBColor(128,128,128); return true;
281 0 : case XML_GREY: rColor = ARGBColor(128,128,128); return true;
282 0 : case XML_GREEN: rColor = ARGBColor(0,128,0); return true;
283 0 : case XML_GREENYELLOW: rColor = ARGBColor(173,255,47); return true;
284 0 : case XML_HONEYDEW: rColor = ARGBColor(240,255,240); return true;
285 0 : case XML_HOTPINK: rColor = ARGBColor(255,105,180); return true;
286 0 : case XML_INDIANRED: rColor = ARGBColor(205,92,92); return true;
287 0 : case XML_INDIGO: rColor = ARGBColor(75,0,130); return true;
288 0 : case XML_IVORY: rColor = ARGBColor(255,255,240); return true;
289 0 : case XML_KHAKI: rColor = ARGBColor(240,230,140); return true;
290 0 : case XML_LAVENDER: rColor = ARGBColor(230,230,250); return true;
291 0 : case XML_LAVENDERBLUSH: rColor = ARGBColor(255,240,245); return true;
292 0 : case XML_LAWNGREEN: rColor = ARGBColor(124,252,0); return true;
293 0 : case XML_LEMONCHIFFON: rColor = ARGBColor(255,250,205); return true;
294 0 : case XML_LIGHTBLUE: rColor = ARGBColor(173,216,230); return true;
295 0 : case XML_LIGHTCORAL: rColor = ARGBColor(240,128,128); return true;
296 0 : case XML_LIGHTCYAN: rColor = ARGBColor(224,255,255); return true;
297 0 : case XML_LIGHTGOLDENRODYELLOW: rColor = ARGBColor(250,250,210); return true;
298 0 : case XML_LIGHTGRAY: rColor = ARGBColor(211,211,211); return true;
299 0 : case XML_LIGHTGREEN: rColor = ARGBColor(144,238,144); return true;
300 0 : case XML_LIGHTGREY: rColor = ARGBColor(211,211,211); return true;
301 0 : case XML_LIGHTPINK: rColor = ARGBColor(255,182,193); return true;
302 0 : case XML_LIGHTSALMON: rColor = ARGBColor(255,160,122); return true;
303 0 : case XML_LIGHTSEAGREEN: rColor = ARGBColor(32,178,170); return true;
304 0 : case XML_LIGHTSKYBLUE: rColor = ARGBColor(135,206,250); return true;
305 0 : case XML_LIGHTSLATEGRAY: rColor = ARGBColor(119,136,153); return true;
306 0 : case XML_LIGHTSLATEGREY: rColor = ARGBColor(119,136,153); return true;
307 0 : case XML_LIGHTSTEELBLUE: rColor = ARGBColor(176,196,222); return true;
308 0 : case XML_LIGHTYELLOW: rColor = ARGBColor(255,255,224); return true;
309 0 : case XML_LIME: rColor = ARGBColor(0,255,0); return true;
310 0 : case XML_LIMEGREEN: rColor = ARGBColor(50,205,50); return true;
311 0 : case XML_LINEN: rColor = ARGBColor(250,240,230); return true;
312 0 : case XML_MAGENTA: rColor = ARGBColor(255,0,255); return true;
313 0 : case XML_MAROON: rColor = ARGBColor(128,0,0); return true;
314 0 : case XML_MEDIUMAQUAMARINE: rColor = ARGBColor(102,205,170); return true;
315 0 : case XML_MEDIUMBLUE: rColor = ARGBColor(0,0,205); return true;
316 0 : case XML_MEDIUMORCHID: rColor = ARGBColor(186,85,211); return true;
317 0 : case XML_MEDIUMPURPLE: rColor = ARGBColor(147,112,219); return true;
318 0 : case XML_MEDIUMSEAGREEN: rColor = ARGBColor(60,179,113); return true;
319 0 : case XML_MEDIUMSLATEBLUE: rColor = ARGBColor(123,104,238); return true;
320 0 : case XML_MEDIUMSPRINGGREEN: rColor = ARGBColor(0,250,154); return true;
321 0 : case XML_MEDIUMTURQUOISE: rColor = ARGBColor(72,209,204); return true;
322 0 : case XML_MEDIUMVIOLETRED: rColor = ARGBColor(199,21,133); return true;
323 0 : case XML_MIDNIGHTBLUE: rColor = ARGBColor(25,25,112); return true;
324 0 : case XML_MINTCREAM: rColor = ARGBColor(245,255,250); return true;
325 0 : case XML_MISTYROSE: rColor = ARGBColor(255,228,225); return true;
326 0 : case XML_MOCCASIN: rColor = ARGBColor(255,228,181); return true;
327 0 : case XML_NAVAJOWHITE: rColor = ARGBColor(255,222,173); return true;
328 0 : case XML_NAVY: rColor = ARGBColor(0,0,128); return true;
329 0 : case XML_OLDLACE: rColor = ARGBColor(253,245,230); return true;
330 0 : case XML_OLIVE: rColor = ARGBColor(128,128,0); return true;
331 0 : case XML_OLIVEDRAB: rColor = ARGBColor(107,142,35); return true;
332 0 : case XML_ORANGE: rColor = ARGBColor(255,165,0); return true;
333 0 : case XML_ORANGERED: rColor = ARGBColor(255,69,0); return true;
334 0 : case XML_ORCHID: rColor = ARGBColor(218,112,214); return true;
335 0 : case XML_PALEGOLDENROD: rColor = ARGBColor(238,232,170); return true;
336 0 : case XML_PALEGREEN: rColor = ARGBColor(152,251,152); return true;
337 0 : case XML_PALETURQUOISE: rColor = ARGBColor(175,238,238); return true;
338 0 : case XML_PALEVIOLETRED: rColor = ARGBColor(219,112,147); return true;
339 0 : case XML_PAPAYAWHIP: rColor = ARGBColor(255,239,213); return true;
340 0 : case XML_PEACHPUFF: rColor = ARGBColor(255,218,185); return true;
341 0 : case XML_PERU: rColor = ARGBColor(205,133,63); return true;
342 0 : case XML_PINK: rColor = ARGBColor(255,192,203); return true;
343 0 : case XML_PLUM: rColor = ARGBColor(221,160,221); return true;
344 0 : case XML_POWDERBLUE: rColor = ARGBColor(176,224,230); return true;
345 0 : case XML_PURPLE: rColor = ARGBColor(128,0,128); return true;
346 0 : case XML_RED: rColor = ARGBColor(255,0,0); return true;
347 0 : case XML_ROSYBROWN: rColor = ARGBColor(188,143,143); return true;
348 0 : case XML_ROYALBLUE: rColor = ARGBColor(65,105,225); return true;
349 0 : case XML_SADDLEBROWN: rColor = ARGBColor(139,69,19); return true;
350 0 : case XML_SALMON: rColor = ARGBColor(250,128,114); return true;
351 0 : case XML_SANDYBROWN: rColor = ARGBColor(244,164,96); return true;
352 0 : case XML_SEAGREEN: rColor = ARGBColor(46,139,87); return true;
353 0 : case XML_SEASHELL: rColor = ARGBColor(255,245,238); return true;
354 0 : case XML_SIENNA: rColor = ARGBColor(160,82,45); return true;
355 0 : case XML_SILVER: rColor = ARGBColor(192,192,192); return true;
356 0 : case XML_SKYBLUE: rColor = ARGBColor(135,206,235); return true;
357 0 : case XML_SLATEBLUE: rColor = ARGBColor(106,90,205); return true;
358 0 : case XML_SLATEGRAY: rColor = ARGBColor(112,128,144); return true;
359 0 : case XML_SLATEGREY: rColor = ARGBColor(112,128,144); return true;
360 0 : case XML_SNOW: rColor = ARGBColor(255,250,250); return true;
361 0 : case XML_SPRINGGREEN: rColor = ARGBColor(0,255,127); return true;
362 0 : case XML_STEELBLUE: rColor = ARGBColor(70,130,180); return true;
363 0 : case XML_TAN: rColor = ARGBColor(210,180,140); return true;
364 0 : case XML_TEAL: rColor = ARGBColor(0,128,128); return true;
365 0 : case XML_THISTLE: rColor = ARGBColor(216,191,216); return true;
366 0 : case XML_TOMATO: rColor = ARGBColor(255,99,71); return true;
367 0 : case XML_TURQUOISE: rColor = ARGBColor(64,224,208); return true;
368 0 : case XML_VIOLET: rColor = ARGBColor(238,130,238); return true;
369 0 : case XML_WHEAT: rColor = ARGBColor(245,222,179); return true;
370 0 : case XML_WHITE: rColor = ARGBColor(255,255,255); return true;
371 0 : case XML_WHITESMOKE: rColor = ARGBColor(245,245,245); return true;
372 0 : case XML_YELLOW: rColor = ARGBColor(255,255,0); return true;
373 0 : case XML_YELLOWGREEN: rColor = ARGBColor(154,205,50); return true;
374 :
375 : default:
376 0 : return false; // no color at all, I'd guess.
377 : }
378 : }
379 :
380 0 : bool parseOpacity (const char* sOpacity, ARGBColor& rColor )
381 : {
382 : using namespace ::boost::spirit::classic;
383 :
384 0 : if( parse(sOpacity,
385 : // Begin grammar
386 : (
387 0 : real_p[assign_a(rColor.a)]
388 0 : ) >> end_p,
389 : // End grammar
390 0 : space_p).full )
391 : {
392 0 : return true;
393 : }
394 0 : return false;
395 : }
396 :
397 : //////////////////////////////////////////////////////////////
398 :
399 0 : bool parseTransform( const char* sTransform, basegfx::B2DHomMatrix& rTransform )
400 : {
401 : using namespace ::boost::spirit::classic;
402 :
403 0 : double fRefOffsetX(0.0);
404 0 : double fRefOffsetY(0.0);
405 0 : bool bRefTransform(false);
406 :
407 0 : double fRotationAngle=0.0;
408 0 : double fSkewAngle=0.0;
409 0 : geometry::AffineMatrix2D aIdentityTransform;
410 0 : geometry::AffineMatrix2D aCurrTransform;
411 0 : std::vector<geometry::AffineMatrix2D> aTransforms;
412 0 : aIdentityTransform.m00 = 1.0; aIdentityTransform.m11 = 1.0;
413 0 : aCurrTransform = aIdentityTransform;
414 :
415 : const bool bRes = parse(sTransform,
416 : // Begin grammar
417 : (
418 : // identity transform
419 : str_p("none")
420 : |
421 : // the ref() form
422 : (str_p("ref")
423 0 : >> '('
424 0 : >> str_p("svg")[assign_a(bRefTransform,true)]
425 0 : >> !(real_p[assign_a(fRefOffsetX)] >> (',' | eps_p) >>
426 0 : real_p[assign_a(fRefOffsetY)])
427 0 : >> ')')
428 : |
429 : // the transform-list form
430 : (list_p(
431 : (
432 : // matrix(a,b,c,d,e,f)
433 : (str_p("matrix")
434 0 : >> '('
435 0 : >> real_p[assign_a(aCurrTransform.m00)] >> (',' | eps_p)
436 0 : >> real_p[assign_a(aCurrTransform.m10)] >> (',' | eps_p)
437 0 : >> real_p[assign_a(aCurrTransform.m01)] >> (',' | eps_p)
438 0 : >> real_p[assign_a(aCurrTransform.m11)] >> (',' | eps_p)
439 0 : >> real_p[assign_a(aCurrTransform.m02)] >> (',' | eps_p)
440 0 : >> real_p[assign_a(aCurrTransform.m12)]
441 0 : >> ')')[push_back_a(aTransforms,aCurrTransform)]
442 : |
443 : // translate(x,[y])
444 : (str_p("translate")
445 0 : >> '('
446 : >> real_p[boost::bind(&assign_twice,
447 : boost::ref(aCurrTransform.m02),
448 0 : boost::ref(aCurrTransform.m12),_1)]
449 0 : >> !((',' | eps_p) >> real_p[assign_a(aCurrTransform.m12)])
450 0 : >> ')')[push_back_a(aTransforms,aCurrTransform)]
451 : |
452 : // scale(x,[y])
453 : (str_p("scale")
454 0 : >> '('
455 : >> real_p[boost::bind(&assign_twice,
456 : boost::ref(aCurrTransform.m00),
457 0 : boost::ref(aCurrTransform.m11),_1)]
458 0 : >> !((',' | eps_p) >> real_p[assign_a(aCurrTransform.m11)])
459 0 : >> ')')[push_back_a(aTransforms,aCurrTransform)]
460 : |
461 : // rotate(phi,[cx, cy])
462 : (str_p("rotate")
463 0 : >> '('
464 0 : >> real_p[assign_a(fRotationAngle)]
465 0 : >> !((',' | eps_p) >> real_p[assign_a(aCurrTransform.m02)]
466 0 : >> real_p[assign_a(aCurrTransform.m12)])
467 0 : >> ')')[boost::bind(&calcRotation,
468 : boost::ref(aTransforms),
469 : boost::ref(aCurrTransform),
470 0 : boost::cref(fRotationAngle))]
471 : |
472 : // skewX(phi)
473 : (str_p("skewX")
474 0 : >> '('
475 0 : >> real_p[assign_a(fSkewAngle)]
476 0 : >> ')')[boost::bind(&calcSkewX,
477 : boost::ref(aTransforms),
478 0 : boost::cref(fSkewAngle))]
479 : |
480 : // skewY(phi)
481 : (str_p("skewY")
482 0 : >> '('
483 0 : >> real_p[assign_a(fSkewAngle)]
484 0 : >> ')')[boost::bind(&calcSkewY,
485 : boost::ref(aTransforms),
486 0 : boost::cref(fSkewAngle))]
487 : // reset current transform after every push
488 0 : )[assign_a(aCurrTransform,aIdentityTransform)],
489 : // list delimiter is either ',' or space
490 0 : ',' | eps_p ))
491 0 : ) >> end_p,
492 : // End grammar
493 0 : space_p).full;
494 :
495 0 : if( !bRes )
496 0 : return false;
497 :
498 : // fold all transformations into one
499 : const geometry::AffineMatrix2D aTotalTransform(
500 : std::accumulate(aTransforms.begin(),
501 : aTransforms.end(),
502 : aIdentityTransform,
503 0 : &multiplyMatrix));
504 :
505 : basegfx::unotools::homMatrixFromAffineMatrix(
506 : rTransform,
507 0 : aTotalTransform);
508 :
509 : // TODO(F1): handle the ref case
510 0 : return bRes;
511 : }
512 :
513 : //////////////////////////////////////////////////////////////
514 :
515 0 : bool parseViewBox( const char* sViewbox, basegfx::B2DRange& rRect )
516 : {
517 : using namespace ::boost::spirit::classic;
518 :
519 0 : double x=0.0,y=0.0,w=0.0,h=0.0;
520 :
521 : const bool bRes = parse(sViewbox,
522 : // Begin grammar
523 : (
524 : // either comma- or space-delimited list of four doubles
525 0 : real_p[assign_a(x)] >> (',' | eps_p) >>
526 0 : real_p[assign_a(y)] >> (',' | eps_p) >>
527 0 : real_p[assign_a(w)] >> (',' | eps_p) >>
528 0 : real_p[assign_a(h)] >> end_p
529 : ),
530 : // End grammar
531 0 : space_p).full;
532 :
533 0 : if( !bRes )
534 0 : return false;
535 :
536 0 : rRect = basegfx::B2DRange(x,y,x+w,y+h);
537 :
538 0 : return true;
539 : }
540 :
541 : //////////////////////////////////////////////////////////////
542 :
543 0 : bool parseDashArray( const char* sDashArray, std::vector<double>& rOutputVector )
544 : {
545 : using namespace ::boost::spirit::classic;
546 :
547 0 : rOutputVector.clear();
548 : return parse(sDashArray,
549 : // Begin grammar
550 : (
551 : // parse comma-delimited list of doubles (have to use the
552 : // 'direct' variant, as otherwise spirit refactors our
553 : // parser to push both real num and comma to push_back_a)
554 : list_p.direct
555 : (
556 0 : real_p[push_back_a(rOutputVector)],
557 : // list delimiter is either ',' or space
558 : ',' | eps_p
559 0 : )
560 0 : ) >> end_p,
561 : // End grammar
562 0 : space_p).full;
563 : }
564 :
565 : //////////////////////////////////////////////////////////////
566 :
567 0 : bool parsePaintUri( std::pair<const char*,const char*>& o_rPaintUri,
568 : std::pair<ARGBColor,bool>& io_rColor,
569 : const char* sPaintUri )
570 : {
571 : using namespace ::boost::spirit::classic;
572 :
573 : const bool bRes = parse(sPaintUri,
574 : // Begin grammar
575 : (
576 0 : str_p("url(") >> !( str_p("'") | str_p("\"") ) >> ("#") >>
577 0 : (+alnum_p)[assign_a(o_rPaintUri)] >>
578 0 : !( str_p("'") | str_p("\"") ) >> str_p(")") >>
579 0 : *( str_p("none")[assign_a(io_rColor.second,false)] |
580 0 : str_p("currentColor")[assign_a(io_rColor.second,true)] |
581 0 : ColorGrammar(io_rColor.first)
582 : // TODO(F1): named color
583 0 : )
584 0 : ) >> end_p,
585 : // End grammar
586 0 : space_p).full;
587 :
588 0 : return bRes;
589 : }
590 :
591 : //////////////////////////////////////////////////////////////
592 :
593 0 : bool parseXlinkHref( const char* sXlinkHref, std::string& data )
594 : {
595 : using namespace ::boost::spirit::classic;
596 :
597 0 : data.erase(data.begin(),data.end());
598 :
599 0 : std::string sLink(sXlinkHref);
600 :
601 0 : if (!sLink.compare(0,5,"data:"))
602 : {
603 : // the inplace "data" uri
604 0 : size_t position = sLink.rfind(',');
605 0 : if (position > 0 && position < std::string::npos)
606 : {
607 0 : data = sLink.substr(position+1);
608 : OSL_TRACE("%s", data.c_str());
609 0 : return true;
610 : }
611 : }
612 :
613 0 : return false;
614 : }
615 :
616 0 : } // namespace svgi
617 :
618 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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