Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef SVGWRITER_HXX
21 : #define SVGWRITER_HXX
22 :
23 : #include <stack>
24 : #include <cppuhelper/implbase1.hxx>
25 : #include <rtl/ustring.hxx>
26 : #include <tools/stream.hxx>
27 : #include <tools/string.hxx>
28 : #include <vcl/gdimtf.hxx>
29 : #include <vcl/metaact.hxx>
30 : #include <vcl/metric.hxx>
31 : #include <vcl/virdev.hxx>
32 : #include <vcl/cvtgrf.hxx>
33 : #include <vcl/graphictools.hxx>
34 : #include <xmloff/xmlexp.hxx>
35 : #include <xmloff/nmspmap.hxx>
36 :
37 : #include <com/sun/star/uno/Reference.h>
38 : #include <com/sun/star/container/XEnumerationAccess.hpp>
39 : #include <com/sun/star/container/XContentEnumerationAccess.hpp>
40 : #include <com/sun/star/container/XEnumeration.hpp>
41 : #include <com/sun/star/container/XIndexReplace.hpp>
42 : #include <com/sun/star/lang/XServiceInfo.hpp>
43 : #include <com/sun/star/beans/XPropertySet.hpp>
44 : #include <com/sun/star/beans/XPropertySetInfo.hpp>
45 : #include <com/sun/star/uno/RuntimeException.hpp>
46 : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
47 : #include <com/sun/star/lang/XComponent.hpp>
48 : #include <com/sun/star/registry/XRegistryKey.hpp>
49 : #include <com/sun/star/io/XInputStream.hpp>
50 : #include <com/sun/star/io/XOutputStream.hpp>
51 : #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
52 : #include <com/sun/star/xml/sax/XExtendedDocumentHandler.hpp>
53 : #include <com/sun/star/i18n/CharacterIteratorMode.hpp>
54 : #include <com/sun/star/i18n/XBreakIterator.hpp>
55 : #include <com/sun/star/drawing/XShape.hpp>
56 : #include <com/sun/star/text/XText.hpp>
57 : #include <com/sun/star/text/XTextContent.hpp>
58 : #include <com/sun/star/text/XTextRange.hpp>
59 : #include <com/sun/star/text/XTextField.hpp>
60 : #include <com/sun/star/style/NumberingType.hpp>
61 : #include <com/sun/star/svg/XSVGWriter.hpp>
62 :
63 : // -----------------------------------------------------------------------------
64 :
65 : using namespace ::com::sun::star::uno;
66 : using namespace ::com::sun::star::container;
67 : using namespace ::com::sun::star::lang;
68 : using namespace ::com::sun::star::text;
69 : using namespace ::com::sun::star::drawing;
70 : using namespace ::com::sun::star::style;
71 : using namespace ::com::sun::star::svg;
72 : using namespace ::com::sun::star::xml::sax;
73 :
74 : // -----------------------------------------------------------------------------
75 :
76 : #define SVG_DTD_STRING OUString( "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">" )
77 : #define SVG_TINY_DTD_STRING OUString( "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG Tiny 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-tiny.dtd\">" )
78 :
79 : #define SVGWRITER_WRITE_NONE 0x00000000
80 : #define SVGWRITER_WRITE_FILL 0x00000001
81 : #define SVGWRITER_WRITE_TEXT 0x00000002
82 : #define SVGWRITER_NO_SHAPE_COMMENTS 0x01000000
83 :
84 : // ----------------------
85 : // - SVGAttributeWriter -
86 : // ----------------------
87 :
88 : class SVGActionWriter;
89 : class SVGExport;
90 : class SVGFontExport;
91 :
92 : class SVGAttributeWriter
93 : {
94 : private:
95 :
96 : Font maCurFont;
97 : Color maCurLineColor;
98 : Color maCurFillColor;
99 : SVGExport& mrExport;
100 : SVGFontExport& mrFontExport;
101 : SvXMLElementExport* mpElemFont;
102 : SvXMLElementExport* mpElemPaint;
103 :
104 : basegfx::B2DLineJoin maLineJoin;
105 : com::sun::star::drawing::LineCap maLineCap;
106 :
107 : SVGAttributeWriter();
108 :
109 : double ImplRound( double fVal, sal_Int32 nDecs = 3 );
110 :
111 : public:
112 :
113 : SVGAttributeWriter( SVGExport& rExport, SVGFontExport& rFontExport );
114 : virtual ~SVGAttributeWriter();
115 :
116 : void AddColorAttr( const char* pColorAttrName, const char* pColorOpacityAttrName, const Color& rColor );
117 : void AddGradientDef( const Rectangle& rObjRect,const Gradient& rGradient, OUString& rGradientId );
118 : void AddPaintAttr( const Color& rLineColor, const Color& rFillColor,
119 : const Rectangle* pObjBoundRect = NULL, const Gradient* pFillGradient = NULL );
120 :
121 : void SetFontAttr( const Font& rFont );
122 : void startFontSettings();
123 : void endFontSettings();
124 : void setFontFamily();
125 :
126 : static void ImplGetColorStr( const Color& rColor, OUString& rColorStr );
127 : };
128 :
129 0 : struct SVGShapeDescriptor
130 : {
131 : PolyPolygon maShapePolyPoly;
132 : Color maShapeFillColor;
133 : Color maShapeLineColor;
134 : sal_Int32 mnStrokeWidth;
135 : SvtGraphicStroke::DashArray maDashArray;
136 : ::std::auto_ptr< Gradient > mapShapeGradient;
137 : OUString maId;
138 :
139 : basegfx::B2DLineJoin maLineJoin;
140 : com::sun::star::drawing::LineCap maLineCap;
141 :
142 : // -------------------------------------------------------------------------
143 :
144 0 : SVGShapeDescriptor() :
145 : maShapeFillColor( Color( COL_TRANSPARENT ) ),
146 : maShapeLineColor( Color( COL_TRANSPARENT ) ),
147 : mnStrokeWidth( 0 ),
148 : maLineJoin(basegfx::B2DLINEJOIN_MITER), // miter is Svg 'stroke-linejoin' default
149 0 : maLineCap(com::sun::star::drawing::LineCap_BUTT) // butt is Svg 'stroke-linecap' default
150 : {
151 0 : }
152 : };
153 :
154 :
155 :
156 : class SVGAttributeWriter;
157 : class SVGExport;
158 : class GDIMetaFile;
159 :
160 :
161 : // ---------------------------
162 : // - BulletListItemInfo -
163 : // ---------------------------
164 0 : struct BulletListItemInfo
165 : {
166 : long nFontSize;
167 : Color aColor;
168 : Point aPos;
169 : sal_Unicode cBulletChar;
170 : };
171 :
172 : // ---------------------------
173 : // - OUStringHasher -
174 : // ---------------------------
175 :
176 : struct OUStringHasher
177 : {
178 0 : size_t operator()( const OUString& oustr ) const { return static_cast< size_t >( oustr.hashCode() ); }
179 : };
180 :
181 :
182 : // -------------------
183 : // - SVGTextWriter -
184 : // -------------------
185 : class SVGTextWriter
186 : {
187 : public:
188 : typedef ::boost::unordered_map< OUString, BulletListItemInfo, OUStringHasher > BulletListItemInfoMap;
189 :
190 : private:
191 : SVGExport& mrExport;
192 : SVGAttributeWriter* mpContext;
193 : VirtualDevice* mpVDev;
194 : sal_Bool mbIsTextShapeStarted;
195 : Reference<XText> mrTextShape;
196 : OUString msShapeId;
197 : Reference<XEnumeration> mrParagraphEnumeration;
198 : Reference<XTextContent> mrCurrentTextParagraph;
199 : Reference<XEnumeration> mrTextPortionEnumeration;
200 : Reference<XTextRange> mrCurrentTextPortion;
201 : const GDIMetaFile* mpTextEmbeddedBitmapMtf;
202 : MapMode* mpTargetMapMode;
203 : SvXMLElementExport* mpTextShapeElem;
204 : SvXMLElementExport* mpTextParagraphElem;
205 : SvXMLElementExport* mpTextPositionElem;
206 : sal_Int32 mnLeftTextPortionLength;
207 : Point maTextPos;
208 : long int mnTextWidth;
209 : sal_Bool mbPositioningNeeded;
210 : sal_Bool mbIsNewListItem;
211 : sal_Int16 meNumberingType;
212 : sal_Unicode mcBulletChar;
213 : BulletListItemInfoMap maBulletListItemMap;
214 : sal_Bool mbIsListLevelStyleImage;
215 : sal_Bool mbLineBreak;
216 : sal_Bool mbIsURLField;
217 : OUString msUrl;
218 : OUString msHyperlinkIdList;
219 : sal_Bool mbIsPlacehlolderShape;
220 : sal_Bool mbIWS;
221 : Font maCurrentFont;
222 : Font maParentFont;
223 :
224 : public:
225 : SVGTextWriter( SVGExport& rExport );
226 : virtual ~SVGTextWriter();
227 :
228 : sal_Int32 setTextPosition( const GDIMetaFile& rMtf, sal_uLong& nCurAction );
229 : void setTextProperties( const GDIMetaFile& rMtf, sal_uLong nCurAction );
230 : void addFontAttributes( sal_Bool bIsTextContainer );
231 :
232 : sal_Bool createParagraphEnumeration();
233 : sal_Bool nextParagraph();
234 : sal_Bool nextTextPortion();
235 :
236 0 : sal_Bool isTextShapeStarted() { return mbIsTextShapeStarted; }
237 : void startTextShape();
238 : void endTextShape();
239 : void startTextParagraph();
240 : void endTextParagraph();
241 : void startTextPosition( sal_Bool bExportX = sal_True, sal_Bool bExportY = sal_True);
242 : void endTextPosition();
243 : void implExportHyperlinkIds();
244 : void implWriteBulletChars();
245 : template< typename MetaBitmapActionType >
246 : void writeBitmapPlaceholder( const MetaBitmapActionType* pAction );
247 : void implWriteEmbeddedBitmaps();
248 : void writeTextPortion( const Point& rPos, const String& rText,
249 : sal_Bool bApplyMapping = sal_True );
250 : void implWriteTextPortion( const Point& rPos, const String& rText,
251 : Color aTextColor, sal_Bool bApplyMapping );
252 :
253 0 : void setVirtualDevice( VirtualDevice* pVDev, MapMode& rTargetMapMode )
254 : {
255 : if( !pVDev )
256 : OSL_FAIL( "SVGTextWriter::setVirtualDevice: invalid virtual device." );
257 0 : mpVDev = pVDev;
258 0 : mpTargetMapMode = &rTargetMapMode;
259 0 : }
260 :
261 0 : void setContext( SVGAttributeWriter* pContext )
262 : {
263 0 : mpContext = pContext;
264 0 : }
265 :
266 0 : void setTextShape( const Reference<XText>& rxText,
267 : const GDIMetaFile* pTextEmbeddedBitmapMtf )
268 : {
269 0 : mrTextShape.set( rxText );
270 0 : mpTextEmbeddedBitmapMtf = pTextEmbeddedBitmapMtf;
271 0 : }
272 :
273 : const Reference<XText>& getTextShape() const
274 : {
275 : return mrTextShape;
276 : }
277 :
278 :
279 : void setPlaceholderShapeFlag( sal_Bool bState )
280 : {
281 : mbIsPlacehlolderShape = bState;
282 : }
283 :
284 : private:
285 : void implMap( const Size& rSz, Size& rDstSz ) const;
286 : void implMap( const Point& rPt, Point& rDstPt ) const;
287 : void implSetCurrentFont();
288 : void implSetFontFamily();
289 :
290 : template< typename SubType >
291 : sal_Bool implGetTextPosition( const MetaAction* pAction, Point& raPos, sal_Bool& bEmpty );
292 : template< typename SubType >
293 : sal_Bool implGetTextPositionFromBitmap( const MetaAction* pAction, Point& raPos, sal_Bool& rbEmpty );
294 :
295 : void implRegisterInterface( const Reference< XInterface >& rxIf );
296 : const OUString & implGetValidIDFromInterface( const Reference< XInterface >& rxIf );
297 :
298 :
299 : };
300 :
301 : // -------------------
302 : // - SVGActionWriter -
303 : // -------------------
304 :
305 : class SVGActionWriter
306 : {
307 : private:
308 :
309 : sal_Int32 mnCurGradientId;
310 : sal_Int32 mnCurMaskId;
311 : sal_Int32 mnCurPatternId;
312 : ::std::stack< SVGAttributeWriter* > maContextStack;
313 : ::std::auto_ptr< SVGShapeDescriptor > mapCurShape;
314 : SVGExport& mrExport;
315 : SVGFontExport& mrFontExport;
316 : SVGAttributeWriter* mpContext;
317 : SVGTextWriter maTextWriter;
318 : VirtualDevice* mpVDev;
319 : MapMode maTargetMapMode;
320 : sal_uInt32 mnInnerMtfCount;
321 : sal_Bool mbDestroyVDev;
322 : sal_Bool mbPaintAttrChanged;
323 : sal_Bool mbFontAttrChanged;
324 : sal_Bool mbClipAttrChanged;
325 : sal_Bool mbIsPlacehlolderShape;
326 :
327 :
328 0 : SVGAttributeWriter* ImplAcquireContext()
329 : {
330 0 : maContextStack.push( mpContext = new SVGAttributeWriter( mrExport, mrFontExport ) );
331 0 : maTextWriter.setContext( mpContext );
332 0 : return mpContext;
333 : }
334 0 : void ImplReleaseContext()
335 : {
336 0 : if (!maContextStack.empty())
337 : {
338 0 : delete maContextStack.top();
339 0 : maContextStack.pop();
340 : }
341 0 : mpContext = (maContextStack.empty() ? NULL : maContextStack.top());
342 0 : maTextWriter.setContext( mpContext );
343 0 : }
344 :
345 : long ImplMap( sal_Int32 nVal ) const;
346 : Point& ImplMap( const Point& rPt, Point& rDstPt ) const;
347 : Size& ImplMap( const Size& rSz, Size& rDstSz ) const;
348 : Rectangle& ImplMap( const Rectangle& rRect, Rectangle& rDstRect ) const;
349 : Polygon& ImplMap( const Polygon& rPoly, Polygon& rDstPoly ) const;
350 : PolyPolygon& ImplMap( const PolyPolygon& rPolyPoly, PolyPolygon& rDstPolyPoly ) const;
351 :
352 : void ImplWriteLine( const Point& rPt1, const Point& rPt2, const Color* pLineColor = NULL,
353 : sal_Bool bApplyMapping = sal_True );
354 : void ImplWriteRect( const Rectangle& rRect, long nRadX = 0, long nRadY = 0,
355 : sal_Bool bApplyMapping = sal_True );
356 : void ImplWriteEllipse( const Point& rCenter, long nRadX, long nRadY,
357 : sal_Bool bApplyMapping = sal_True );
358 : void ImplWritePattern( const PolyPolygon& rPolyPoly, const Hatch* pHatch, const Gradient* pGradient, sal_uInt32 nWriteFlags );
359 : void ImplAddLineAttr( const LineInfo &rAttrs,
360 : sal_Bool bApplyMapping = sal_True );
361 : void ImplWritePolyPolygon( const PolyPolygon& rPolyPoly, sal_Bool bLineOnly,
362 : sal_Bool bApplyMapping = sal_True );
363 : void ImplWriteShape( const SVGShapeDescriptor& rShape, sal_Bool bApplyMapping = sal_True );
364 : void ImplWriteGradientEx( const PolyPolygon& rPolyPoly, const Gradient& rGradient, sal_uInt32 nWriteFlags,
365 : sal_Bool bApplyMapping = sal_True );
366 : void ImplWriteGradientLinear( const PolyPolygon& rPolyPoly, const Gradient& rGradient );
367 : void ImplWriteGradientStop( const Color& rColor, double fOffset );
368 : Color ImplGetColorWithIntensity( const Color& rColor, sal_uInt16 nIntensity );
369 : Color ImplGetGradientColor( const Color& rStartColor, const Color& rEndColor, double fOffset );
370 : void ImplWriteMask( GDIMetaFile& rMtf, const Point& rDestPt, const Size& rDestSize, const Gradient& rGradient, sal_uInt32 nWriteFlags );
371 : void ImplWriteText( const Point& rPos, const String& rText, const sal_Int32* pDXArray, long nWidth, sal_Bool bApplyMapping = sal_True );
372 : void ImplWriteText( const Point& rPos, const String& rText, const sal_Int32* pDXArray, long nWidth, Color aTextColor, sal_Bool bApplyMapping );
373 : void ImplWriteBmp( const BitmapEx& rBmpEx, const Point& rPt, const Size& rSz, const Point& rSrcPt, const Size& rSrcSz,
374 : sal_Bool bApplyMapping = sal_True );
375 :
376 : void ImplCheckFontAttributes();
377 : void ImplCheckPaintAttributes();
378 :
379 : void ImplWriteActions( const GDIMetaFile& rMtf,
380 : sal_uInt32 nWriteFlags,
381 : const OUString* pElementId,
382 : const Reference< XShape >* pXShape = NULL,
383 : const GDIMetaFile* pTextEmbeddedBitmapMtf = NULL );
384 :
385 : Font ImplSetCorrectFontHeight() const;
386 :
387 : public:
388 :
389 : static OUString GetPathString( const PolyPolygon& rPolyPoly, sal_Bool bLine );
390 : static sal_uLong GetChecksum( const MetaAction* pAction );
391 :
392 : public:
393 :
394 : SVGActionWriter( SVGExport& rExport, SVGFontExport& rFontExport );
395 : virtual ~SVGActionWriter();
396 :
397 : void WriteMetaFile( const Point& rPos100thmm,
398 : const Size& rSize100thmm,
399 : const GDIMetaFile& rMtf,
400 : sal_uInt32 nWriteFlags,
401 : const OUString* pElementId = NULL,
402 : const Reference< XShape >* pXShape = NULL,
403 : const GDIMetaFile* pTextEmbeddedBitmapMtf = NULL );
404 : };
405 :
406 : class SVGWriter : public cppu::WeakImplHelper1< XSVGWriter >
407 : {
408 : private:
409 : Reference< XComponentContext > mxContext;
410 : Sequence< com::sun::star::beans::PropertyValue > maFilterData;
411 : SVGWriter();
412 :
413 : public:
414 : explicit SVGWriter( const Sequence<Any>& args,
415 : const Reference< XComponentContext >& rxCtx );
416 : virtual ~SVGWriter();
417 :
418 : // XSVGWriter
419 : virtual void SAL_CALL write( const Reference<XDocumentHandler>& rxDocHandler,
420 : const Sequence<sal_Int8>& rMtfSeq ) throw( RuntimeException );
421 : };
422 :
423 : #endif
424 :
425 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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