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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 "BubbleChart.hxx"
21 : #include "PlottingPositionHelper.hxx"
22 : #include "AbstractShapeFactory.hxx"
23 : #include "CommonConverters.hxx"
24 : #include "macros.hxx"
25 : #include "ViewDefines.hxx"
26 : #include "ObjectIdentifier.hxx"
27 : #include "Splines.hxx"
28 : #include "LabelPositionHelper.hxx"
29 : #include "Clipping.hxx"
30 : #include "Stripe.hxx"
31 :
32 : #include <com/sun/star/chart2/Symbol.hpp>
33 : #include <com/sun/star/chart/DataLabelPlacement.hpp>
34 : #include <editeng/unoprnms.hxx>
35 : #include <rtl/math.hxx>
36 : #include <com/sun/star/drawing/DoubleSequence.hpp>
37 : #include <com/sun/star/drawing/NormalsKind.hpp>
38 : #include <com/sun/star/lang/XServiceName.hpp>
39 :
40 : namespace chart
41 : {
42 : using namespace ::com::sun::star;
43 : using namespace ::rtl::math;
44 : using namespace ::com::sun::star::chart2;
45 :
46 3 : BubbleChart::BubbleChart( const uno::Reference<XChartType>& xChartTypeModel
47 : , sal_Int32 nDimensionCount )
48 : : VSeriesPlotter( xChartTypeModel, nDimensionCount, false )
49 : , m_bShowNegativeValues(false)
50 : , m_bBubbleSizeAsArea(true)
51 : , m_fBubbleSizeScaling(1.0)
52 : , m_fMaxLogicBubbleSize( 0.0 )
53 3 : , m_fBubbleSizeFactorToScreen( 1.0 )
54 : {
55 : // We only support 2 dimensional bubble charts
56 : assert(nDimensionCount == 2);
57 :
58 3 : if( !m_pMainPosHelper )
59 3 : m_pMainPosHelper = new PlottingPositionHelper();
60 3 : PlotterBase::m_pPosHelper = m_pMainPosHelper;
61 3 : }
62 :
63 9 : BubbleChart::~BubbleChart()
64 : {
65 3 : delete m_pMainPosHelper;
66 6 : }
67 :
68 3 : void BubbleChart::calculateMaximumLogicBubbleSize()
69 : {
70 3 : double fMaxSize = 0.0;
71 :
72 3 : sal_Int32 nStartIndex = 0;
73 3 : sal_Int32 nEndIndex = VSeriesPlotter::getPointCount();
74 6 : for( sal_Int32 nIndex = nStartIndex; nIndex < nEndIndex; nIndex++ )
75 : {
76 3 : ::std::vector< ::std::vector< VDataSeriesGroup > >::iterator aZSlotIter = m_aZSlots.begin();
77 3 : const ::std::vector< ::std::vector< VDataSeriesGroup > >::const_iterator aZSlotEnd = m_aZSlots.end();
78 6 : for( ; aZSlotIter != aZSlotEnd; ++aZSlotIter )
79 : {
80 3 : ::std::vector< VDataSeriesGroup >::iterator aXSlotIter = aZSlotIter->begin();
81 3 : const ::std::vector< VDataSeriesGroup >::const_iterator aXSlotEnd = aZSlotIter->end();
82 12 : for( ; aXSlotIter != aXSlotEnd; ++aXSlotIter )
83 : {
84 9 : ::std::vector< VDataSeries* >* pSeriesList = &(aXSlotIter->m_aSeriesVector);
85 9 : ::std::vector< VDataSeries* >::const_iterator aSeriesIter = pSeriesList->begin();
86 9 : const ::std::vector< VDataSeries* >::const_iterator aSeriesEnd = pSeriesList->end();
87 18 : for( ; aSeriesIter != aSeriesEnd; ++aSeriesIter )
88 : {
89 9 : VDataSeries* pSeries( *aSeriesIter );
90 9 : if(!pSeries)
91 0 : continue;
92 :
93 9 : double fSize = pSeries->getBubble_Size( nIndex );
94 9 : if( m_bShowNegativeValues )
95 0 : fSize = fabs(fSize);
96 9 : if( fSize > fMaxSize )
97 6 : fMaxSize = fSize;
98 : }
99 : }
100 : }
101 : }
102 :
103 3 : m_fMaxLogicBubbleSize = fMaxSize;
104 3 : }
105 :
106 3 : void BubbleChart::calculateBubbleSizeScalingFactor()
107 : {
108 3 : double fLogicZ=1.0;
109 3 : drawing::Position3D aSceneMinPos( m_pMainPosHelper->transformLogicToScene( m_pMainPosHelper->getLogicMinX(),m_pMainPosHelper->getLogicMinY(),fLogicZ, false ) );
110 3 : drawing::Position3D aSceneMaxPos( m_pMainPosHelper->transformLogicToScene( m_pMainPosHelper->getLogicMaxX(),m_pMainPosHelper->getLogicMaxY(),fLogicZ, false ) );
111 :
112 3 : awt::Point aScreenMinPos( LabelPositionHelper(m_pMainPosHelper,m_nDimension,m_xLogicTarget,m_pShapeFactory).transformSceneToScreenPosition( aSceneMinPos ) );
113 3 : awt::Point aScreenMaxPos( LabelPositionHelper(m_pMainPosHelper,m_nDimension,m_xLogicTarget,m_pShapeFactory).transformSceneToScreenPosition( aSceneMaxPos ) );
114 :
115 3 : sal_Int32 nWidth = abs( aScreenMaxPos.X - aScreenMinPos.X );
116 3 : sal_Int32 nHeight = abs( aScreenMaxPos.Y - aScreenMinPos.Y );
117 :
118 3 : sal_Int32 nMinExtend = std::min( nWidth, nHeight );
119 3 : m_fBubbleSizeFactorToScreen = nMinExtend * 0.25;//max bubble size is 25 percent of diagram size
120 3 : }
121 :
122 3 : drawing::Direction3D BubbleChart::transformToScreenBubbleSize( double fLogicSize )
123 : {
124 3 : drawing::Direction3D aRet(0,0,0);
125 :
126 3 : if( ::rtl::math::isNan(fLogicSize) || ::rtl::math::isInf(fLogicSize) )
127 0 : return aRet;
128 :
129 3 : if( m_bShowNegativeValues )
130 0 : fLogicSize = fabs(fLogicSize);
131 :
132 3 : double fMaxSize = m_fMaxLogicBubbleSize;
133 :
134 3 : double fMaxRadius = fMaxSize;
135 3 : double fRaduis = fLogicSize;
136 3 : if( m_bBubbleSizeAsArea )
137 : {
138 3 : fMaxRadius = sqrt( fMaxSize / F_PI );
139 3 : fRaduis = sqrt( fLogicSize / F_PI );
140 : }
141 :
142 3 : aRet.DirectionX = m_fBubbleSizeScaling * m_fBubbleSizeFactorToScreen * fRaduis / fMaxRadius;
143 3 : aRet.DirectionY = aRet.DirectionX;
144 :
145 3 : return aRet;
146 : }
147 :
148 12 : bool BubbleChart::isExpandIfValuesCloseToBorder( sal_Int32 /*nDimensionIndex*/ )
149 : {
150 12 : return true;
151 : }
152 :
153 0 : bool BubbleChart::isSeparateStackingForDifferentSigns( sal_Int32 /*nDimensionIndex*/ )
154 : {
155 0 : return false;
156 : }
157 :
158 12 : LegendSymbolStyle BubbleChart::getLegendSymbolStyle()
159 : {
160 12 : return LegendSymbolStyle_CIRCLE;
161 : }
162 :
163 3 : drawing::Direction3D BubbleChart::getPreferredDiagramAspectRatio() const
164 : {
165 3 : return drawing::Direction3D(-1,-1,-1);
166 : }
167 :
168 9 : void BubbleChart::addSeries( VDataSeries* pSeries, sal_Int32 zSlot, sal_Int32 xSlot, sal_Int32 ySlot )
169 : {
170 9 : VSeriesPlotter::addSeries( pSeries, zSlot, xSlot, ySlot );
171 9 : }
172 :
173 : //better performance for big data
174 : struct FormerPoint
175 : {
176 0 : FormerPoint( double fX, double fY, double fZ )
177 0 : : m_fX(fX), m_fY(fY), m_fZ(fZ)
178 0 : {}
179 0 : FormerPoint()
180 : {
181 0 : ::rtl::math::setNan( &m_fX );
182 0 : ::rtl::math::setNan( &m_fY );
183 0 : ::rtl::math::setNan( &m_fZ );
184 0 : }
185 :
186 : double m_fX;
187 : double m_fY;
188 : double m_fZ;
189 : };
190 :
191 3 : void BubbleChart::createShapes()
192 : {
193 3 : if( m_aZSlots.empty() ) //no series
194 0 : return;
195 :
196 : OSL_ENSURE(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is(),"BubbleChart is not proper initialized");
197 3 : if(!(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is()))
198 0 : return;
199 :
200 : //therefore create an own group for the texts and the error bars to move them to front
201 : //(because the text group is created after the series group the texts are displayed on top)
202 : uno::Reference< drawing::XShapes > xSeriesTarget(
203 3 : createGroupShape( m_xLogicTarget,OUString() ));
204 : uno::Reference< drawing::XShapes > xTextTarget(
205 6 : m_pShapeFactory->createGroup2D( m_xFinalTarget,OUString() ));
206 :
207 : //update/create information for current group
208 3 : double fLogicZ = 1.0;//as defined
209 :
210 3 : sal_Int32 nStartIndex = 0; // inclusive ;..todo get somehow from x scale
211 3 : sal_Int32 nEndIndex = VSeriesPlotter::getPointCount();
212 3 : if(nEndIndex<=0)
213 0 : nEndIndex=1;
214 :
215 : //better performance for big data
216 6 : std::map< VDataSeries*, FormerPoint > aSeriesFormerPointMap;
217 3 : m_bPointsWereSkipped = false;
218 3 : sal_Int32 nSkippedPoints = 0;
219 3 : sal_Int32 nCreatedPoints = 0;
220 :
221 3 : calculateMaximumLogicBubbleSize();
222 3 : calculateBubbleSizeScalingFactor();
223 3 : if( m_fMaxLogicBubbleSize <= 0 || m_fBubbleSizeFactorToScreen <= 0 )
224 0 : return;
225 :
226 : //iterate through all x values per indices
227 6 : for( sal_Int32 nIndex = nStartIndex; nIndex < nEndIndex; nIndex++ )
228 : {
229 3 : ::std::vector< ::std::vector< VDataSeriesGroup > >::iterator aZSlotIter = m_aZSlots.begin();
230 3 : const ::std::vector< ::std::vector< VDataSeriesGroup > >::const_iterator aZSlotEnd = m_aZSlots.end();
231 :
232 6 : for( sal_Int32 nZ=1; aZSlotIter != aZSlotEnd; ++aZSlotIter, nZ++ )
233 : {
234 3 : ::std::vector< VDataSeriesGroup >::iterator aXSlotIter = aZSlotIter->begin();
235 3 : const ::std::vector< VDataSeriesGroup >::const_iterator aXSlotEnd = aZSlotIter->end();
236 :
237 12 : for( sal_Int32 nX=0; aXSlotIter != aXSlotEnd; ++aXSlotIter, ++nX )
238 : {
239 9 : ::std::vector< VDataSeries* >* pSeriesList = &(aXSlotIter->m_aSeriesVector);
240 9 : ::std::vector< VDataSeries* >::const_iterator aSeriesIter = pSeriesList->begin();
241 9 : const ::std::vector< VDataSeries* >::const_iterator aSeriesEnd = pSeriesList->end();
242 :
243 : //iterate through all series
244 18 : for( sal_Int32 nSeriesIndex = 0; aSeriesIter != aSeriesEnd; ++aSeriesIter, ++nSeriesIndex )
245 : {
246 9 : VDataSeries* pSeries( *aSeriesIter );
247 9 : if(!pSeries)
248 6 : continue;
249 :
250 9 : bool bHasFillColorMapping = pSeries->hasPropertyMapping("FillColor");
251 9 : bool bHasBorderColorMapping = pSeries->hasPropertyMapping("LineColor");
252 :
253 9 : uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShape(*aSeriesIter, xSeriesTarget);
254 :
255 9 : sal_Int32 nAttachedAxisIndex = pSeries->getAttachedAxisIndex();
256 9 : PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
257 9 : if(!pPosHelper)
258 0 : pPosHelper = m_pMainPosHelper;
259 9 : PlotterBase::m_pPosHelper = pPosHelper;
260 :
261 : //collect data point information (logic coordinates, style ):
262 9 : double fLogicX = pSeries->getXValue(nIndex);
263 9 : double fLogicY = pSeries->getYValue(nIndex);
264 9 : double fBubbleSize = pSeries->getBubble_Size( nIndex );
265 :
266 9 : if( !m_bShowNegativeValues && fBubbleSize<0.0 )
267 0 : continue;
268 :
269 9 : if( ::rtl::math::approxEqual( fBubbleSize, 0.0 ) || ::rtl::math::isNan(fBubbleSize) )
270 3 : continue;
271 :
272 18 : if( ::rtl::math::isNan(fLogicX) || ::rtl::math::isInf(fLogicX)
273 12 : || ::rtl::math::isNan(fLogicY) || ::rtl::math::isInf(fLogicY) )
274 3 : continue;
275 :
276 3 : bool bIsVisible = pPosHelper->isLogicVisible( fLogicX, fLogicY, fLogicZ );
277 :
278 3 : drawing::Position3D aUnscaledLogicPosition( fLogicX, fLogicY, fLogicZ );
279 3 : drawing::Position3D aScaledLogicPosition(aUnscaledLogicPosition);
280 3 : pPosHelper->doLogicScaling( aScaledLogicPosition );
281 :
282 : //transformation 3) -> 4)
283 3 : drawing::Position3D aScenePosition( pPosHelper->transformLogicToScene( fLogicX,fLogicY,fLogicZ, false ) );
284 :
285 : //better performance for big data
286 3 : FormerPoint aFormerPoint( aSeriesFormerPointMap[pSeries] );
287 3 : pPosHelper->setCoordinateSystemResolution( m_aCoordinateSystemResolution );
288 6 : if( !pSeries->isAttributedDataPoint(nIndex)
289 6 : &&
290 : pPosHelper->isSameForGivenResolution( aFormerPoint.m_fX, aFormerPoint.m_fY, aFormerPoint.m_fZ
291 3 : , aScaledLogicPosition.PositionX, aScaledLogicPosition.PositionY, aScaledLogicPosition.PositionZ ) )
292 : {
293 0 : nSkippedPoints++;
294 0 : m_bPointsWereSkipped = true;
295 0 : continue;
296 : }
297 3 : aSeriesFormerPointMap[pSeries] = FormerPoint(aScaledLogicPosition.PositionX, aScaledLogicPosition.PositionY, aScaledLogicPosition.PositionZ);
298 :
299 : //create a single datapoint if point is visible
300 3 : if( !bIsVisible )
301 0 : continue;
302 :
303 : //create a group shape for this point and add to the series shape:
304 : OUString aPointCID = ObjectIdentifier::createPointCID(
305 6 : pSeries->getPointCID_Stub(), nIndex );
306 : uno::Reference< drawing::XShapes > xPointGroupShape_Shapes(
307 6 : createGroupShape(xSeriesGroupShape_Shapes,aPointCID) );
308 : uno::Reference<drawing::XShape> xPointGroupShape_Shape =
309 6 : uno::Reference<drawing::XShape>( xPointGroupShape_Shapes, uno::UNO_QUERY );
310 :
311 : {
312 3 : nCreatedPoints++;
313 :
314 : //create data point
315 3 : drawing::Direction3D aSymbolSize = transformToScreenBubbleSize( fBubbleSize );
316 3 : uno::Reference<drawing::XShape> xShape;
317 9 : xShape = m_pShapeFactory->createCircle2D( xPointGroupShape_Shapes
318 6 : , aScenePosition, aSymbolSize );
319 :
320 : setMappedProperties( xShape
321 : , pSeries->getPropertiesOfPoint( nIndex )
322 3 : , PropertyMapper::getPropertyNameMapForFilledSeriesProperties() );
323 :
324 3 : if(bHasFillColorMapping)
325 : {
326 0 : double nPropVal = pSeries->getValueByProperty(nIndex, "FillColor");
327 0 : if(!rtl::math::isNan(nPropVal))
328 : {
329 0 : uno::Reference< beans::XPropertySet > xProps( xShape, uno::UNO_QUERY_THROW );
330 0 : xProps->setPropertyValue("FillColor", uno::makeAny(static_cast<sal_Int32>(nPropVal)));
331 : }
332 : }
333 3 : if(bHasBorderColorMapping)
334 : {
335 0 : double nPropVal = pSeries->getValueByProperty(nIndex, "LineColor");
336 0 : if(!rtl::math::isNan(nPropVal))
337 : {
338 0 : uno::Reference< beans::XPropertySet > xProps( xShape, uno::UNO_QUERY_THROW );
339 0 : xProps->setPropertyValue("LineColor", uno::makeAny(static_cast<sal_Int32>(nPropVal)));
340 : }
341 : }
342 :
343 3 : ::chart::AbstractShapeFactory::setShapeName( xShape, "MarkHandles" );
344 :
345 : //create data point label
346 3 : if( (**aSeriesIter).getDataPointLabelIfLabel(nIndex) )
347 : {
348 0 : LabelAlignment eAlignment = LABEL_ALIGN_TOP;
349 : drawing::Position3D aScenePosition3D( aScenePosition.PositionX
350 : , aScenePosition.PositionY
351 0 : , aScenePosition.PositionZ+this->getTransformedDepth() );
352 :
353 0 : sal_Int32 nLabelPlacement = pSeries->getLabelPlacement( nIndex, m_xChartTypeModel, m_nDimension, pPosHelper->isSwapXAndY() );
354 :
355 0 : switch(nLabelPlacement)
356 : {
357 : case ::com::sun::star::chart::DataLabelPlacement::TOP:
358 0 : aScenePosition3D.PositionY -= (aSymbolSize.DirectionY/2+1);
359 0 : eAlignment = LABEL_ALIGN_TOP;
360 0 : break;
361 : case ::com::sun::star::chart::DataLabelPlacement::BOTTOM:
362 0 : aScenePosition3D.PositionY += (aSymbolSize.DirectionY/2+1);
363 0 : eAlignment = LABEL_ALIGN_BOTTOM;
364 0 : break;
365 : case ::com::sun::star::chart::DataLabelPlacement::LEFT:
366 0 : aScenePosition3D.PositionX -= (aSymbolSize.DirectionX/2+1);
367 0 : eAlignment = LABEL_ALIGN_LEFT;
368 0 : break;
369 : case ::com::sun::star::chart::DataLabelPlacement::RIGHT:
370 0 : aScenePosition3D.PositionX += (aSymbolSize.DirectionX/2+1);
371 0 : eAlignment = LABEL_ALIGN_RIGHT;
372 0 : break;
373 : case ::com::sun::star::chart::DataLabelPlacement::CENTER:
374 0 : eAlignment = LABEL_ALIGN_CENTER;
375 0 : break;
376 : default:
377 : OSL_FAIL("this label alignment is not implemented yet");
378 0 : aScenePosition3D.PositionY -= (aSymbolSize.DirectionY/2+1);
379 0 : eAlignment = LABEL_ALIGN_TOP;
380 0 : break;
381 : }
382 :
383 : awt::Point aScreenPosition2D( LabelPositionHelper(pPosHelper,m_nDimension,m_xLogicTarget,m_pShapeFactory)
384 0 : .transformSceneToScreenPosition( aScenePosition3D ) );
385 0 : sal_Int32 nOffset = 0;
386 0 : if(LABEL_ALIGN_CENTER!=eAlignment)
387 0 : nOffset = 100;//add some spacing //@todo maybe get more intelligent values
388 0 : createDataLabel( xTextTarget, **aSeriesIter, nIndex
389 0 : , fBubbleSize, fBubbleSize, aScreenPosition2D, eAlignment, nOffset );
390 3 : }
391 : }
392 :
393 : //remove PointGroupShape if empty
394 3 : if(!xPointGroupShape_Shapes->getCount())
395 0 : xSeriesGroupShape_Shapes->remove(xPointGroupShape_Shape);
396 :
397 3 : }//next series in x slot (next y slot)
398 : }//next x slot
399 : }//next z slot
400 : }//next category
401 : SAL_INFO(
402 : "chart2",
403 : "skipped points: " << nSkippedPoints << " created points: "
404 3 : << nCreatedPoints);
405 : }
406 :
407 : } //namespace chart
408 :
409 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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