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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 : #include "XMLImageMapExport.hxx"
21 : #include <rtl/ustring.hxx>
22 : #include <rtl/ustrbuf.hxx>
23 : #include <tools/debug.hxx>
24 : #include <com/sun/star/uno/Reference.h>
25 : #include <com/sun/star/uno/Sequence.h>
26 : #include <com/sun/star/beans/XPropertySet.hpp>
27 : #include <com/sun/star/lang/XServiceInfo.hpp>
28 : #include <com/sun/star/container/XIndexContainer.hpp>
29 : #include <com/sun/star/document/XEventsSupplier.hpp>
30 : #include <com/sun/star/awt/Rectangle.hpp>
31 : #include <com/sun/star/awt/Point.hpp>
32 : #include <com/sun/star/awt/Size.hpp>
33 : #include <com/sun/star/drawing/PointSequence.hpp>
34 : #include <xmloff/xmlexp.hxx>
35 : #include <xmloff/xmlnmspe.hxx>
36 : #include <xmloff/xmltoken.hxx>
37 : #include <xmloff/XMLEventExport.hxx>
38 : #include <xmloff/xmluconv.hxx>
39 : #include "xexptran.hxx"
40 : #include <basegfx/polygon/b2dpolygon.hxx>
41 : #include <basegfx/polygon/b2dpolygontools.hxx>
42 :
43 : using namespace ::com::sun::star;
44 : using namespace ::xmloff::token;
45 :
46 : using ::com::sun::star::uno::Any;
47 : using ::com::sun::star::uno::UNO_QUERY;
48 : using ::com::sun::star::uno::Sequence;
49 : using ::com::sun::star::uno::Reference;
50 : using ::com::sun::star::beans::XPropertySet;
51 : using ::com::sun::star::container::XIndexContainer;
52 : using ::com::sun::star::document::XEventsSupplier;
53 : using ::com::sun::star::lang::XServiceInfo;
54 : using ::com::sun::star::drawing::PointSequence;
55 :
56 :
57 : const sal_Char sAPI_ImageMapRectangleObject[] = "com.sun.star.image.ImageMapRectangleObject";
58 : const sal_Char sAPI_ImageMapCircleObject[] = "com.sun.star.image.ImageMapCircleObject";
59 : const sal_Char sAPI_ImageMapPolygonObject[] = "com.sun.star.image.ImageMapPolygonObject";
60 :
61 7 : XMLImageMapExport::XMLImageMapExport(SvXMLExport& rExp) :
62 : msBoundary("Boundary"),
63 : msCenter("Center"),
64 : msDescription("Description"),
65 : msImageMap("ImageMap"),
66 : msIsActive("IsActive"),
67 : msName("Name"),
68 : msPolygon("Polygon"),
69 : msRadius("Radius"),
70 : msTarget("Target"),
71 : msURL("URL"),
72 : msTitle("Title"),
73 : mrExport(rExp),
74 7 : mbWhiteSpace(sal_True)
75 : {
76 7 : }
77 :
78 7 : XMLImageMapExport::~XMLImageMapExport()
79 : {
80 :
81 7 : }
82 :
83 16 : void XMLImageMapExport::Export(
84 : const Reference<XPropertySet> & rPropertySet)
85 : {
86 16 : if (rPropertySet->getPropertySetInfo()->hasPropertyByName(msImageMap))
87 : {
88 16 : Any aAny = rPropertySet->getPropertyValue(msImageMap);
89 32 : Reference<XIndexContainer> aContainer;
90 16 : aAny >>= aContainer;
91 :
92 32 : Export(aContainer);
93 : }
94 : // else: no ImageMap property -> nothing to do
95 16 : }
96 :
97 16 : void XMLImageMapExport::Export(
98 : const Reference<XIndexContainer> & rContainer)
99 : {
100 16 : if (rContainer.is())
101 : {
102 16 : if (rContainer->hasElements())
103 : {
104 : // image map container element
105 : SvXMLElementExport aImageMapElement(
106 : mrExport, XML_NAMESPACE_DRAW, XML_IMAGE_MAP,
107 0 : mbWhiteSpace, mbWhiteSpace);
108 :
109 : // iterate over image map elements and call ExportMapEntry(...)
110 : // for each
111 0 : sal_Int32 nLength = rContainer->getCount();
112 0 : for(sal_Int32 i = 0; i < nLength; i++)
113 : {
114 0 : Any aAny = rContainer->getByIndex(i);
115 0 : Reference<XPropertySet> rElement;
116 0 : aAny >>= rElement;
117 :
118 : DBG_ASSERT(rElement.is(), "Image map element is empty!");
119 0 : if (rElement.is())
120 : {
121 0 : ExportMapEntry(rElement);
122 : }
123 0 : }
124 : }
125 : // else: container is empty -> nothing to do
126 : }
127 : // else: no container -> nothing to do
128 16 : }
129 :
130 :
131 0 : void XMLImageMapExport::ExportMapEntry(
132 : const Reference<XPropertySet> & rPropertySet)
133 : {
134 0 : Reference<XServiceInfo> xServiceInfo(rPropertySet, UNO_QUERY);
135 0 : if (xServiceInfo.is())
136 : {
137 0 : enum XMLTokenEnum eType = XML_TOKEN_INVALID;
138 :
139 : // distinguish map entries by their service name
140 : Sequence<OUString> sServiceNames =
141 0 : xServiceInfo->getSupportedServiceNames();
142 0 : sal_Int32 nLength = sServiceNames.getLength();
143 0 : for( sal_Int32 i=0; i<nLength; i++ )
144 : {
145 0 : OUString& rName = sServiceNames[i];
146 :
147 0 : if ( rName.equalsAsciiL(sAPI_ImageMapRectangleObject,
148 0 : sizeof(sAPI_ImageMapRectangleObject)-1) )
149 : {
150 0 : eType = XML_AREA_RECTANGLE;
151 0 : break;
152 : }
153 0 : else if ( rName.equalsAsciiL(sAPI_ImageMapCircleObject,
154 0 : sizeof(sAPI_ImageMapCircleObject)-1) )
155 : {
156 0 : eType = XML_AREA_CIRCLE;
157 0 : break;
158 : }
159 0 : else if ( rName.equalsAsciiL(sAPI_ImageMapPolygonObject,
160 0 : sizeof(sAPI_ImageMapPolygonObject)-1))
161 : {
162 0 : eType = XML_AREA_POLYGON;
163 0 : break;
164 : }
165 : }
166 :
167 : // return from method if no proper service is found!
168 : DBG_ASSERT(XML_TOKEN_INVALID != eType,
169 : "Image map element doesn't support appropriate service!");
170 0 : if (XML_TOKEN_INVALID == eType)
171 0 : return;
172 :
173 : // now: handle ImageMapObject properties (those for all types)
174 :
175 : // XLINK (URL property)
176 0 : Any aAny = rPropertySet->getPropertyValue(msURL);
177 0 : OUString sHref;
178 0 : aAny >>= sHref;
179 0 : if (!sHref.isEmpty())
180 : {
181 0 : mrExport.AddAttribute(XML_NAMESPACE_XLINK, XML_HREF, mrExport.GetRelativeReference(sHref));
182 : }
183 0 : mrExport.AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, XML_SIMPLE );
184 :
185 : // Target property (and xlink:show)
186 0 : aAny = rPropertySet->getPropertyValue(msTarget);
187 0 : OUString sTargt;
188 0 : aAny >>= sTargt;
189 0 : if (!sTargt.isEmpty())
190 : {
191 : mrExport.AddAttribute(
192 0 : XML_NAMESPACE_OFFICE, XML_TARGET_FRAME_NAME, sTargt);
193 :
194 : mrExport.AddAttribute(
195 : XML_NAMESPACE_XLINK, XML_SHOW,
196 0 : sTargt == "_blank" ? XML_NEW : XML_REPLACE );
197 : }
198 :
199 : // name
200 0 : aAny = rPropertySet->getPropertyValue(msName);
201 0 : OUString sItemName;
202 0 : aAny >>= sItemName;
203 0 : if (!sItemName.isEmpty())
204 : {
205 0 : mrExport.AddAttribute(XML_NAMESPACE_OFFICE, XML_NAME, sItemName);
206 : }
207 :
208 : // is-active
209 0 : aAny = rPropertySet->getPropertyValue(msIsActive);
210 0 : if (! *(sal_Bool*)aAny.getValue())
211 : {
212 0 : mrExport.AddAttribute(XML_NAMESPACE_DRAW, XML_NOHREF, XML_NOHREF);
213 : }
214 :
215 : // call specific rectangle/circle/... method
216 : // also prepare element name
217 0 : switch (eType)
218 : {
219 : case XML_AREA_RECTANGLE:
220 0 : ExportRectangle(rPropertySet);
221 0 : break;
222 : case XML_AREA_CIRCLE:
223 0 : ExportCircle(rPropertySet);
224 0 : break;
225 : case XML_AREA_POLYGON:
226 0 : ExportPolygon(rPropertySet);
227 0 : break;
228 : default:
229 0 : break;
230 : }
231 :
232 : // write element
233 : DBG_ASSERT(XML_TOKEN_INVALID != eType,
234 : "No name?! How did this happen?");
235 : SvXMLElementExport aAreaElement(mrExport, XML_NAMESPACE_DRAW, eType,
236 0 : mbWhiteSpace, mbWhiteSpace);
237 :
238 : // title property (as <svg:title> element)
239 0 : OUString sTitle;
240 0 : rPropertySet->getPropertyValue(msTitle) >>= sTitle;
241 0 : if(!sTitle.isEmpty())
242 : {
243 0 : SvXMLElementExport aEventElemt(mrExport, XML_NAMESPACE_SVG, XML_TITLE, mbWhiteSpace, false);
244 0 : mrExport.Characters(sTitle);
245 : }
246 :
247 : // description property (as <svg:desc> element)
248 0 : OUString sDescription;
249 0 : rPropertySet->getPropertyValue(msDescription) >>= sDescription;
250 0 : if (!sDescription.isEmpty())
251 : {
252 0 : SvXMLElementExport aDesc(mrExport, XML_NAMESPACE_SVG, XML_DESC, mbWhiteSpace, false);
253 0 : mrExport.Characters(sDescription);
254 : }
255 :
256 : // export events attached to this
257 0 : Reference<XEventsSupplier> xSupplier(rPropertySet, UNO_QUERY);
258 0 : mrExport.GetEventExport().Export(xSupplier, mbWhiteSpace);
259 0 : }
260 : // else: no service info -> can't determine type -> ignore entry
261 : }
262 :
263 0 : void XMLImageMapExport::ExportRectangle(
264 : const Reference<XPropertySet> & rPropertySet)
265 : {
266 : // get boundary rectangle
267 0 : Any aAny = rPropertySet->getPropertyValue(msBoundary);
268 0 : awt::Rectangle aRectangle;
269 0 : aAny >>= aRectangle;
270 :
271 : // parameters svg:x, svg:y, svg:width, svg:height
272 0 : OUStringBuffer aBuffer;
273 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aRectangle.X);
274 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_X,
275 0 : aBuffer.makeStringAndClear() );
276 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aRectangle.Y);
277 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_Y,
278 0 : aBuffer.makeStringAndClear() );
279 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer,
280 0 : aRectangle.Width);
281 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_WIDTH,
282 0 : aBuffer.makeStringAndClear() );
283 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer,
284 0 : aRectangle.Height);
285 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_HEIGHT,
286 0 : aBuffer.makeStringAndClear() );
287 0 : }
288 :
289 0 : void XMLImageMapExport::ExportCircle(
290 : const Reference<XPropertySet> & rPropertySet)
291 : {
292 : // get boundary rectangle
293 0 : Any aAny = rPropertySet->getPropertyValue(msCenter);
294 0 : awt::Point aCenter;
295 0 : aAny >>= aCenter;
296 :
297 : // parameters svg:cx, svg:cy
298 0 : OUStringBuffer aBuffer;
299 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aCenter.X);
300 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_CX,
301 0 : aBuffer.makeStringAndClear() );
302 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, aCenter.Y);
303 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_CY,
304 0 : aBuffer.makeStringAndClear() );
305 :
306 : // radius
307 0 : aAny = rPropertySet->getPropertyValue(msRadius);
308 0 : sal_Int32 nRadius = 0;
309 0 : aAny >>= nRadius;
310 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, nRadius);
311 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_R,
312 0 : aBuffer.makeStringAndClear() );
313 0 : }
314 :
315 0 : void XMLImageMapExport::ExportPolygon(const Reference<XPropertySet> & rPropertySet)
316 : {
317 : // polygons get exported as bounding box, viewbox, and coordinate
318 : // pair sequence. The bounding box is always the entire image.
319 :
320 : // get polygon point sequence
321 0 : Any aAny = rPropertySet->getPropertyValue(msPolygon);
322 0 : PointSequence aPoly;
323 0 : aAny >>= aPoly;
324 :
325 : const basegfx::B2DPolygon aPolygon(
326 : basegfx::tools::UnoPointSequenceToB2DPolygon(
327 0 : aPoly));
328 0 : const basegfx::B2DRange aPolygonRange(aPolygon.getB2DRange());
329 :
330 : // parameters svg:x, svg:y, svg:width, svg:height
331 0 : OUStringBuffer aBuffer;
332 :
333 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, 0);
334 0 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_X, aBuffer.makeStringAndClear() );
335 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, 0);
336 0 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_Y, aBuffer.makeStringAndClear() );
337 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, basegfx::fround(aPolygonRange.getWidth()));
338 0 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_WIDTH, aBuffer.makeStringAndClear() );
339 0 : mrExport.GetMM100UnitConverter().convertMeasureToXML(aBuffer, basegfx::fround(aPolygonRange.getHeight()));
340 0 : mrExport.AddAttribute( XML_NAMESPACE_SVG, XML_HEIGHT, aBuffer.makeStringAndClear() );
341 :
342 : // svg:viewbox
343 0 : SdXMLImExViewBox aViewBox(0.0, 0.0, aPolygonRange.getWidth(), aPolygonRange.getHeight());
344 0 : mrExport.AddAttribute(XML_NAMESPACE_SVG, XML_VIEWBOX, aViewBox.GetExportString());
345 :
346 : // export point sequence
347 : const OUString aPointString(
348 : basegfx::tools::exportToSvgPoints(
349 0 : aPolygon));
350 :
351 0 : mrExport.AddAttribute(XML_NAMESPACE_DRAW, XML_POINTS, aPointString);
352 0 : }
353 :
354 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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