1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
|
/*************************************************************************
*
* $RCSfile: VLegend.cxx,v $
*
* $Revision: 1.11 $
*
* last change: $Author: bm $ $Date: 2003-10-17 12:39:01 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2003 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include "VLegend.hxx"
#include "macros.hxx"
#include "PropertyMapper.hxx"
#include "CommonConverters.hxx"
#include "VLegendSymbolFactory.hxx"
#include "chartview/ObjectIdentifier.hxx"
#ifndef _COM_SUN_STAR_TEXT_XTEXTRANGE_HPP_
#include <com/sun/star/text/XTextRange.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_CHART2_XDATASERIESTREEPARENT_HPP_
#include <drafts/com/sun/star/chart2/XDataSeriesTreeParent.hpp>
#endif
#ifndef _COM_SUN_STAR_DRAWING_TEXTHORIZONTALADJUST_HPP_
#include <com/sun/star/drawing/TextHorizontalAdjust.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_CHART2_XDATASOURCE_HPP_
#include <drafts/com/sun/star/chart2/XDataSource.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_CHART2_XCHARTTYPEGROUP_HPP_
#include <drafts/com/sun/star/chart2/XChartTypeGroup.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_CHART2_XIDENTIFIABLE_HPP_
#include <drafts/com/sun/star/chart2/XIdentifiable.hpp>
#endif
#ifndef _COM_SUN_STAR_DRAWING_LINEJOINT_HPP_
#include <com/sun/star/drawing/LineJoint.hpp>
#endif
#ifndef _DRAFTS_COM_SUN_STAR_CHART2_LEGENDEXPANSION_HPP_
#include <drafts/com/sun/star/chart2/LegendExpansion.hpp>
#endif
// header for class Matrix3D
#ifndef _B2D_MATRIX3D_HXX
#include <goodies/matrix3d.hxx>
#endif
#ifndef _RTL_USTRBUF_HXX_
#include <rtl/ustrbuf.hxx>
#endif
#ifndef INCLUDED_RTL_MATH_HXX
#include <rtl/math.hxx>
#endif
#include <vector>
using namespace ::com::sun::star;
using namespace ::drafts::com::sun::star;
namespace
{
struct LegendEntry
{
uno::Reference< drawing::XShape > xShape;
uno::Reference< beans::XPropertySet > xSymbolProperties;
uno::Reference< chart2::XChartType > xChartType;
LegendEntry( uno::Reference< drawing::XShape > _shape,
uno::Reference< beans::XPropertySet > _prop,
uno::Reference< chart2::XChartType > _chart_type ) :
xShape( _shape ),
xSymbolProperties( _prop ),
xChartType( _chart_type )
{}
};
typedef ::std::vector< LegendEntry > tEntryGroup;
typedef ::std::pair< ::chart::tNameSequence, ::chart::tAnySequence > tPropertyValues;
::rtl::OUString lcl_DataToString( const uno::Sequence< uno::Any > & rSeq )
{
sal_Int32 nMax = rSeq.getLength() - 1;
::rtl::OUString aVal;
::rtl::OUStringBuffer aBuf;
for( sal_Int32 i = 0; i <= nMax; ++i )
{
if( rSeq[i] >>= aVal )
{
aBuf.append( aVal );
if( i < nMax )
aBuf.append( sal_Unicode( ' ' ));
}
}
return aBuf.makeStringAndClear();
}
::rtl::OUString lcl_getLabelForSeries( const uno::Reference< chart2::XDataSource > & xSource )
{
::rtl::OUString aResult;
if( xSource.is())
{
uno::Sequence< uno::Reference< chart2::XDataSequence > > aSeq( xSource->getDataSequences());
for( sal_Int32 i=0; i < aSeq.getLength(); ++i )
{
uno::Reference< beans::XPropertySet > xProp( aSeq[i], uno::UNO_QUERY );
::rtl::OUString aRole;
if( xProp.is() &&
(xProp->getPropertyValue( C2U( "Role" )) >>= aRole) )
{
if( aRole.equals( C2U( "label" )))
{
aResult = lcl_DataToString( aSeq[i]->getData() );
break;
}
}
}
}
return aResult;
}
void lcl_getProperties(
const uno::Reference< beans::XPropertySet > & xLegendProp,
tPropertyValues & rOutLineFillProperties,
tPropertyValues & rOutTextProperties,
sal_Int32 nMaxLabelWidth )
{
// Get Line- and FillProperties from model legend
if( xLegendProp.is())
{
// set rOutLineFillProperties
::chart::tPropertyNameValueMap aLineFillValueMap;
::chart::tMakePropertyNameMap aNameMap = ::chart::PropertyMapper::getPropertyNameMapForFillProperties();
const ::chart::tMakePropertyNameMap& rLinePropMap = ::chart::PropertyMapper::getPropertyNameMapForLineProperties();
aNameMap.insert( rLinePropMap.begin(), rLinePropMap.end());
::chart::PropertyMapper::getValueMap( aLineFillValueMap, aNameMap, xLegendProp );
aLineFillValueMap[ C2U("LineJoint") ] = uno::makeAny( drawing::LineJoint_ROUND );
::chart::PropertyMapper::getMultiPropertyListsFromValueMap(
rOutLineFillProperties.first, rOutLineFillProperties.second, aLineFillValueMap );
// set rOutTextProperties
::chart::tPropertyNameValueMap aTextValueMap;
::chart::tMakePropertyNameMap aCharNameMap = ::chart::PropertyMapper::getPropertyNameMapForCharacterProperties();
::chart::PropertyMapper::getValueMap( aTextValueMap, aCharNameMap, xLegendProp );
drawing::TextHorizontalAdjust eHorizAdjust( drawing::TextHorizontalAdjust_LEFT );
aTextValueMap[ C2U("TextAutoGrowHeight") ] = uno::makeAny( sal_True );
aTextValueMap[ C2U("TextAutoGrowWidth") ] = uno::makeAny( sal_True );
aTextValueMap[ C2U("TextHorizontalAdjust") ] = uno::makeAny( eHorizAdjust );
aTextValueMap[ C2U("TextMaximumFrameWidth") ] = uno::makeAny( nMaxLabelWidth );
::chart::PropertyMapper::getMultiPropertyListsFromValueMap(
rOutTextProperties.first, rOutTextProperties.second, aTextValueMap );
}
}
/** creates a symbol shape that is returned and added to the given
xShapeContainer The adding to the container may have to be done here, if you
use group shapes, because you can only add shapes to a group that itself has
been added to an XShapes before.
*/
uno::Reference< drawing::XShape >
lcl_getSymbol(
const uno::Reference< chart2::XChartType > & xChartType,
const uno::Reference< beans::XPropertySet > & xSeriesProp,
const uno::Reference< lang::XMultiServiceFactory > & xFact,
const uno::Reference< drawing::XShapes > & xShapeContainer )
{
uno::Reference< drawing::XShape > xResult;
if( xChartType.is())
{
::rtl::OUString aChartType( xChartType->getChartType());
xResult.set( xFact->createInstance(
C2U( "com.sun.star.drawing.GroupShape" )), uno::UNO_QUERY );
xShapeContainer->add( xResult );
uno::Reference< drawing::XShapes > xGroup( xResult, uno::UNO_QUERY );
if( ! xGroup.is())
return uno::Reference< drawing::XShape >();
xShapeContainer->add( xResult );
chart2::LegendSymbolStyle eSymbolStyle = chart2::LegendSymbolStyle_BOX;
// todo: offer UNO components that support the given service-name
// and are capable of creating data representations as well as
// legend symbols
if( aChartType.equals( C2U( "com.sun.star.chart2.BarChart" )) ||
aChartType.equals( C2U( "com.sun.star.chart2.AreaChart" )))
{
eSymbolStyle = chart2::LegendSymbolStyle_BOX;
}
else if( aChartType.equals( C2U( "com.sun.star.chart2.LineChart" )))
{
eSymbolStyle = chart2::LegendSymbolStyle_LINE;
}
else if( aChartType.equals( C2U( "com.sun.star.chart2.PieChart" )))
{
eSymbolStyle = chart2::LegendSymbolStyle_CIRCLE;
}
else if( aChartType.equals( C2U( "com.sun.star.chart2.NetChart" )))
{
eSymbolStyle = chart2::LegendSymbolStyle_DIAGONAL_LINE;
}
::chart::VLegendSymbolFactory::createSymbol( xGroup, eSymbolStyle, xFact, xSeriesProp );
}
else
{
OSL_ENSURE( false, "No ChartTypeGroup!" );
}
return xResult;
}
/** Note: rOutMinExtentSoFar is the smallest non-zero size
*/
void lcl_getLegendEntries(
const uno::Reference< chart2::XDataSeriesTreeParent > & xParent,
tEntryGroup & rOutEntryContainer,
const uno::Reference< drawing::XShapes > & xTarget,
const uno::Reference< lang::XMultiServiceFactory > & xShapeFactory,
const uno::Reference< chart2::XChartType > & xChartType,
const tPropertyValues & rProperties,
awt::Size & rOutMinExtentSoFar,
awt::Size & rOutMaxExtentSoFar )
{
uno::Sequence< uno::Reference< chart2::XDataSeriesTreeNode > > aChildren(
xParent->getChildren());
for( sal_Int32 nI = 0; nI < aChildren.getLength(); ++nI )
{
uno::Reference< chart2::XDataSeriesTreeParent > xNewParent( aChildren[ nI ], uno::UNO_QUERY );
if( xNewParent.is())
{
// recurse !
lcl_getLegendEntries( xNewParent, rOutEntryContainer, xTarget, xShapeFactory,
xChartType, rProperties, rOutMinExtentSoFar, rOutMaxExtentSoFar );
}
else
{
try
{
// create label shape
uno::Reference< drawing::XShape > xEntry(
xShapeFactory->createInstance(
C2U( "com.sun.star.drawing.TextShape" )), uno::UNO_QUERY );
if( !xEntry.is())
continue;
xTarget->add( xEntry );
// get label text via data source
::rtl::OUString aName;
uno::Reference< chart2::XDataSource > xSeriesSource(
aChildren[ nI ], uno::UNO_QUERY );
if( xSeriesSource.is())
aName = lcl_getLabelForSeries( xSeriesSource );
// set label text
uno::Reference< text::XTextRange > xRange( xEntry, uno::UNO_QUERY );
if( xRange.is())
xRange->setString( aName );
// set character properties
::chart::PropertyMapper::setMultiProperties(
rProperties.first, rProperties.second, xEntry );
// adapt min-/max-extent
awt::Size aEntrySize( xEntry->getSize() );
rOutMaxExtentSoFar.Width = ::std::max( rOutMaxExtentSoFar.Width, aEntrySize.Width );
rOutMaxExtentSoFar.Height = ::std::max( rOutMaxExtentSoFar.Height, aEntrySize.Height );
if( aEntrySize.Height > 0 )
{
// setting initial value (otherwise (0,0) is always the minimum)
if( rOutMinExtentSoFar.Height == 0 )
rOutMinExtentSoFar = aEntrySize;
else
{
rOutMinExtentSoFar.Width = ::std::min( rOutMinExtentSoFar.Width, aEntrySize.Width );
rOutMinExtentSoFar.Height = ::std::min( rOutMinExtentSoFar.Height, aEntrySize.Height );
}
}
// add entry to list
uno::Reference< beans::XPropertySet > xSeriesProp( xSeriesSource, uno::UNO_QUERY );
rOutEntryContainer.push_back(
tEntryGroup::value_type( xEntry, xSeriesProp, xChartType ));
}
catch( uno::Exception & ex )
{
ASSERT_EXCEPTION( ex );
}
}
}
}
void lcl_createLegend(
const tEntryGroup & rEntries,
chart2::LegendExpansion eExpansion,
const uno::Reference< drawing::XShapes > & xTarget,
const uno::Reference< lang::XMultiServiceFactory > & xShapeFactory,
const awt::Size & rAvailableSpace,
awt::Size aMinEntryExtent,
awt::Size aMaxEntryExtent,
awt::Size & rOutSize
)
{
const sal_Int32 nXPadding = 200;
const sal_Int32 nYPadding = 250;
const sal_Int32 nXOffset = 100;
const sal_Int32 nYOffset = 100;
awt::Size aMaxSymbolExtent( aMinEntryExtent.Height * 3/2, aMinEntryExtent.Height );
sal_Int32 nCurrentXPos = nXPadding;
sal_Int32 nCurrentYPos = nYPadding;
sal_Int32 nMaxEntryWidth = 2 * nXOffset + aMaxSymbolExtent.Width + aMaxEntryExtent.Width;
sal_Int32 nMaxEntryHeight = nYOffset + aMaxEntryExtent.Height;
sal_Int32 nNumberOfEntries = rEntries.size();
sal_Int32 nNumberOfColumns = 0, nNumberOfRows = 0;
// determine layout depending on LegendExpansion
if( eExpansion == chart2::LegendExpansion_HIGH )
{
sal_Int32 nMaxNumberOfRows = (rAvailableSpace.Height - 2*nYPadding ) / nMaxEntryHeight;
nNumberOfColumns = static_cast< sal_Int32 >(
ceil( static_cast< double >( nNumberOfEntries ) /
static_cast< double >( nMaxNumberOfRows ) ));
nNumberOfRows = static_cast< sal_Int32 >(
ceil( static_cast< double >( nNumberOfEntries ) /
static_cast< double >( nNumberOfColumns ) ));
}
else if( eExpansion == chart2::LegendExpansion_WIDE )
{
sal_Int32 nMaxNumberOfColumns = (rAvailableSpace.Width - 2*nXPadding ) / nMaxEntryWidth;
nNumberOfRows = static_cast< sal_Int32 >(
ceil( static_cast< double >( nNumberOfEntries ) /
static_cast< double >( nMaxNumberOfColumns ) ));
nNumberOfColumns = static_cast< sal_Int32 >(
ceil( static_cast< double >( nNumberOfEntries ) /
static_cast< double >( nNumberOfRows ) ));
}
else // chart2::LegendExpansion_BALANCED
{
double fAspect =
static_cast< double >( nMaxEntryWidth ) / static_cast< double >( nMaxEntryHeight );
nNumberOfRows = static_cast< sal_Int32 >(
ceil( sqrt( static_cast< double >( nNumberOfEntries ) * fAspect )));
nNumberOfColumns = static_cast< sal_Int32 >(
ceil( static_cast< double >( nNumberOfEntries ) /
static_cast< double >( nNumberOfRows ) ));
}
// calculate maximum height for current row
std::vector< sal_Int32 > nMaxHeights( nNumberOfRows );
sal_Int32 nRow = 0;
sal_Int32 nColumn = 0;
for( ; nRow < nNumberOfRows; ++nRow )
{
sal_Int32 nMaxHeight = 0;
for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn )
{
sal_Int32 nEntry = ( eExpansion == chart2::LegendExpansion_WIDE )
? (nColumn + nRow * nNumberOfColumns)
// HIGH or BALANCED
: (nRow + nColumn * nNumberOfRows);
if( nEntry < nNumberOfEntries )
nMaxHeight = ::std::max(
nMaxHeight, nYOffset + rEntries[ nEntry ].xShape->getSize().Height );
}
nMaxHeights[ nRow ] = nMaxHeight;
}
// place entries ordered in optimal-width columns
sal_Int32 nMaxYPos = 0;
for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn )
{
sal_Int32 nMaxWidth = 0;
nCurrentYPos = nYPadding;
for( nRow = 0; nRow < nNumberOfRows; ++nRow )
{
sal_Int32 nEntry = ( eExpansion == chart2::LegendExpansion_WIDE )
? (nColumn + nRow * nNumberOfColumns)
// HIGH or BALANCED
: (nRow + nColumn * nNumberOfRows);
if( nEntry >= nNumberOfEntries )
break;
const LegendEntry & rEntry = rEntries[ nEntry ];
// symbol
uno::Reference< drawing::XShape > xSymbol(
lcl_getSymbol( rEntry.xChartType,
rEntry.xSymbolProperties,
xShapeFactory,
xTarget ));
if( xSymbol.is())
{
// Note: aspect ratio should always be 3:2
// set symbol size to 75% of maximum space
awt::Size aSymbolSize(
aMaxSymbolExtent.Width * 75 / 100,
aMaxSymbolExtent.Height * 75 / 100 );
xSymbol->setSize( aSymbolSize );
xSymbol->setPosition(
awt::Point(
nCurrentXPos + ((aMaxSymbolExtent.Width - aSymbolSize.Width) / 2),
nCurrentYPos + ((aMaxSymbolExtent.Height - aSymbolSize.Height) / 2)));
}
// position text shape
awt::Size aTextSize( rEntry.xShape->getSize());
nMaxWidth = ::std::max(
nMaxWidth, 2 * nXOffset + aMaxSymbolExtent.Width + aTextSize.Width );
rEntry.xShape->setPosition(
awt::Point( nCurrentXPos + aMaxSymbolExtent.Width, nCurrentYPos ));
nCurrentYPos += nMaxHeights[ nRow ];
nMaxYPos = ::std::max( nMaxYPos, nCurrentYPos );
}
nCurrentXPos += nMaxWidth;
}
rOutSize.Width = nCurrentXPos + nXPadding;
rOutSize.Height = nMaxYPos + nYPadding;
}
} // anonymous namespace
//.............................................................................
namespace chart
{
//.............................................................................
VLegend::VLegend(
const uno::Reference< chart2::XLegend > & xLegend ) :
m_xLegend( xLegend )
{
}
// ----------------------------------------
void SAL_CALL VLegend::init(
const uno::Reference< drawing::XShapes >& xTargetPage,
const uno::Reference< lang::XMultiServiceFactory >& xFactory )
{
m_xTarget = xTargetPage;
m_xShapeFactory = xFactory;
}
// ----------------------------------------
void VLegend::createShapes(
const awt::Size & rAvailableSpace )
{
if(! (m_xLegend.is() &&
m_xShapeFactory.is() &&
m_xTarget.is()))
return;
try
{
//create shape and add to page
m_xShape.set( m_xShapeFactory->createInstance(
C2U( "com.sun.star.drawing.GroupShape" )), uno::UNO_QUERY );
m_xTarget->add( m_xShape );
// set Name
{
uno::Reference< beans::XPropertySet > xShapeProp( m_xShape, uno::UNO_QUERY );
uno::Reference< chart2::XIdentifiable > xLegendIdent( m_xLegend, uno::UNO_QUERY );
if( xShapeProp.is() &&
xLegendIdent.is())
{
rtl::OUString aCID = ObjectIdentifier::createClassifiedIdentifier(
OBJECTTYPE_LEGEND, xLegendIdent->getIdentifier() );
xShapeProp->setPropertyValue( C2U("Name"), uno::makeAny( aCID ));
}
}
// create and insert sub-shapes
uno::Reference< drawing::XShapes > xLegendContainer( m_xShape, uno::UNO_QUERY );
if( xLegendContainer.is())
{
uno::Reference< drawing::XShape > xBorder(
m_xShapeFactory->createInstance(
C2U( "com.sun.star.drawing.RectangleShape" )), uno::UNO_QUERY );
// for quickly setting properties
tPropertyValues aLineFillProperties;
tPropertyValues aTextProperties;
uno::Reference< beans::XPropertySet > xLegendProp( m_xLegend, uno::UNO_QUERY );
chart2::LegendExpansion eExpansion = chart2::LegendExpansion_HIGH;
float fMaxFontHeight = 6.0;
if( xLegendProp.is())
{
// limit the width of texts to 20% of the total available width
sal_Int32 nMaxLabelWidth = rAvailableSpace.Width / 5;
lcl_getProperties( xLegendProp, aLineFillProperties, aTextProperties, nMaxLabelWidth );
// get Expansion property
xLegendProp->getPropertyValue( C2U( "Expansion" )) >>= eExpansion;
xLegendProp->getPropertyValue( C2U( "CharHeight" )) >>= fMaxFontHeight;
}
if( xBorder.is())
{
xLegendContainer->add( xBorder );
// apply legend properties
PropertyMapper::setMultiProperties(
aLineFillProperties.first, aLineFillProperties.second, xBorder );
}
// create entries
uno::Sequence< uno::Reference< chart2::XLegendEntry > > aEntries( m_xLegend->getEntries());
tEntryGroup aEntryGroup;
awt::Size aMinEntryExtent;
awt::Size aMaxEntryExtent;
for( sal_Int32 nI = 0; nI < aEntries.getLength(); ++nI )
{
uno::Reference< chart2::XDataSeriesTreeParent > xGroup( aEntries[ nI ], uno::UNO_QUERY );
if( xGroup.is())
{
uno::Reference< chart2::XChartTypeGroup > xCTGroup( xGroup, uno::UNO_QUERY );
uno::Reference< chart2::XChartType > xChartType;
if( xCTGroup.is())
xChartType.set( xCTGroup->getChartType());
lcl_getLegendEntries( xGroup, aEntryGroup, xLegendContainer,
m_xShapeFactory, xChartType,
aTextProperties,
aMinEntryExtent, aMaxEntryExtent );
}
}
// place entries
awt::Size aLegendSize;
lcl_createLegend( aEntryGroup, eExpansion,
xLegendContainer, m_xShapeFactory,
rAvailableSpace, aMinEntryExtent, aMaxEntryExtent,
aLegendSize );
if( xBorder.is())
xBorder->setSize( aLegendSize );
m_aBoundRect.Width = aLegendSize.Width;
m_aBoundRect.Height = aLegendSize.Height;
}
}
catch( uno::Exception & ex )
{
ASSERT_EXCEPTION( ex );
}
}
// ----------------------------------------
void VLegend::changePosition(
const awt::Point & rPos,
const layout::Alignment& rAlignment )
{
if(! m_xShape.is())
return;
m_aBoundRect.X = rPos.X;
m_aBoundRect.Y = rPos.Y;
awt::Point aUpperLeft( rPos );
aUpperLeft.X -= static_cast< sal_Int32 >(
::rtl::math::round( rAlignment.Primary * static_cast< double >( m_aBoundRect.Width )));
aUpperLeft.Y -= static_cast< sal_Int32 >(
::rtl::math::round( rAlignment.Secondary * static_cast< double >( m_aBoundRect.Height )));
m_xShape->setPosition( aUpperLeft );
}
// ----------------------------------------
awt::Size VLegend::getSize() const
{
return awt::Size( m_aBoundRect.Width, m_aBoundRect.Height );
}
//.............................................................................
} //namespace chart
//.............................................................................
|