svx/source/customshapes/EnhancedCustomShapeEngine.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   9  * This file incorporates work covered by the following license notice:
  10  *
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  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 .
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  19
  20 #include <com/sun/star/uno/Reference.h>
  21 #include <com/sun/star/uno/RuntimeException.hpp>
  22 #include <com/sun/star/uno/XComponentContext.hpp>
  23 #include <com/sun/star/awt/Rectangle.hpp>
  24 #include <com/sun/star/beans/PropertyValue.hpp>
  25 #include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
  26 #include <com/sun/star/lang/XInitialization.hpp>
  27 #include <com/sun/star/lang/XServiceInfo.hpp>
  28 #include <com/sun/star/drawing/XCustomShapeEngine.hpp>
  29 #include <rtl/ref.hxx>
  30 #include "svx/EnhancedCustomShape2d.hxx"
  31 #include "EnhancedCustomShape3d.hxx"
  32 #include "EnhancedCustomShapeFontWork.hxx"
  33 #include "EnhancedCustomShapeHandle.hxx"
  34 #include "svx/EnhancedCustomShapeGeometry.hxx"
  35 #include <svx/unoshape.hxx>
  36 #include "svx/unopage.hxx"
  37 #include "svx/unoapi.hxx"
  38 #include <svx/svdobj.hxx>
  39 #include <svx/svdoashp.hxx>
  40 #include <svx/svdogrp.hxx>
  41 #include <svx/svdorect.hxx>
  42 #include <editeng/outlobj.hxx>
  43 #include <editeng/outliner.hxx>
  44 #include <svx/svdoutl.hxx>
  45 #include <svl/itemset.hxx>
  46 #include <svx/svdopath.hxx>
  47 #include <svx/svdpage.hxx>
  48 #include <svx/svdmodel.hxx>
  49 #include "svx/svditer.hxx"
  50 #include <uno/mapping.hxx>
  51 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  52 #include <basegfx/tools/unotools.hxx>
  53 #include <com/sun/star/document/XActionLockable.hpp>
  54 #include <cppuhelper/implbase3.hxx>
  55 #include <cppuhelper/supportsservice.hxx>
  56
  57 using namespace css;
  58 using namespace css::uno;
  59
  60 class SdrObject;
  61 class SdrObjCustomShape;
  62
  63 namespace {
  64
  65 class EnhancedCustomShapeEngine : public cppu::WeakImplHelper3
  66 <
  67     css::lang::XInitialization,
  68     css::lang::XServiceInfo,
  69     css::drawing::XCustomShapeEngine
  70 >
  71 {
  72     css::uno::Reference< css::drawing::XShape >      mxShape;
  73     bool                                    mbForceGroupWithText;
  74
  75     SdrObject* ImplForceGroupWithText( const SdrObjCustomShape* pCustoObj, SdrObject* pRenderedShape );
  76
  77 public:
  78                             EnhancedCustomShapeEngine();
  79     virtual                 ~EnhancedCustomShapeEngine();
  80
  81     // XInterface
  82     virtual void SAL_CALL   acquire() throw() SAL_OVERRIDE;
  83     virtual void SAL_CALL   release() throw() SAL_OVERRIDE;
  84
  85     // XInitialization
  86     virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments )
  87         throw ( css::uno::Exception, css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
  88
  89     // XServiceInfo
  90     virtual OUString SAL_CALL getImplementationName()
  91         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
  92     virtual sal_Bool SAL_CALL supportsService( const OUString& rServiceName )
  93         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
  94     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames()
  95         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
  96
  97     // XCustomShapeEngine
  98     virtual css::uno::Reference< css::drawing::XShape > SAL_CALL render()
  99         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 100     virtual css::awt::Rectangle SAL_CALL getTextBounds()
 101         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 102     virtual css::drawing::PolyPolygonBezierCoords SAL_CALL getLineGeometry()
 103         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 104     virtual css::uno::Sequence< css::uno::Reference< css::drawing::XCustomShapeHandle > > SAL_CALL getInteraction()
 105         throw ( css::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 106 };
 107
 108 EnhancedCustomShapeEngine::EnhancedCustomShapeEngine() :
 109     mbForceGroupWithText    ( false )
 110 {
 111 }
 112 EnhancedCustomShapeEngine::~EnhancedCustomShapeEngine()
 113 {
 114 }
 115
 116 // XInterface
 117 void SAL_CALL EnhancedCustomShapeEngine::acquire() throw()
 118 {
 119     OWeakObject::acquire();
 120 }
 121 void SAL_CALL EnhancedCustomShapeEngine::release() throw()
 122 {
 123     OWeakObject::release();
 124 }
 125
 126 // XInitialization
 127 void SAL_CALL EnhancedCustomShapeEngine::initialize( const Sequence< Any >& aArguments )
 128     throw ( Exception, RuntimeException, std::exception )
 129 {
 130     sal_Int32 i;
 131     Sequence< beans::PropertyValue > aParameter;
 132     for ( i = 0; i < aArguments.getLength(); i++ )
 133     {
 134         if ( aArguments[ i ] >>= aParameter )
 135             break;
 136     }
 137     for ( i = 0; i < aParameter.getLength(); i++ )
 138     {
 139         const beans::PropertyValue& rProp = aParameter[ i ];
 140         if ( rProp.Name == "CustomShape" )
 141             rProp.Value >>= mxShape;
 142         else if ( rProp.Name == "ForceGroupWithText" )
 143             rProp.Value >>= mbForceGroupWithText;
 144     }
 145 }
 146
 147 // XServiceInfo
 148 OUString SAL_CALL EnhancedCustomShapeEngine::getImplementationName()
 149     throw( RuntimeException, std::exception )
 150 {
 151     return OUString( "com.sun.star.drawing.EnhancedCustomShapeEngine" );
 152 }
 153 sal_Bool SAL_CALL EnhancedCustomShapeEngine::supportsService( const OUString& rServiceName )
 154     throw( RuntimeException, std::exception )
 155 {
 156     return cppu::supportsService(this, rServiceName);
 157 }
 158 Sequence< OUString > SAL_CALL EnhancedCustomShapeEngine::getSupportedServiceNames()
 159     throw ( RuntimeException, std::exception )
 160 {
 161     Sequence< OUString > aRet(1);
 162     OUString* pArray = aRet.getArray();
 163     pArray[0] = "com.sun.star.drawing.CustomShapeEngine";
 164     return aRet;
 165 }
 166
 167 // XCustomShapeEngine
 168 SdrObject* EnhancedCustomShapeEngine::ImplForceGroupWithText( const SdrObjCustomShape* pCustoObj, SdrObject* pRenderedShape )
 169 {
 170     bool bHasText = pCustoObj->HasText();
 171     if ( pRenderedShape || bHasText )
 172     {
 173         // applying shadow
 174         const SdrObject* pShadowGeometry = pCustoObj->GetSdrObjectShadowFromCustomShape();
 175         if ( pShadowGeometry )
 176         {
 177             if ( pRenderedShape )
 178             {
 179                 if ( !pRenderedShape->ISA( SdrObjGroup ) )
 180                 {
 181                     SdrObject* pTmp = pRenderedShape;
 182                     pRenderedShape = new SdrObjGroup();
 183                     static_cast<SdrObjGroup*>(pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 184                 }
 185                 static_cast<SdrObjGroup*>(pRenderedShape)->GetSubList()->NbcInsertObject( pShadowGeometry->Clone(), 0 );
 186             }
 187             else
 188                 pRenderedShape = pShadowGeometry->Clone();
 189         }
 190
 191         // apply text
 192         if ( bHasText )
 193         {
 194             // #i37011# also create a text object and add at rPos + 1
 195             SdrObject* pTextObj = SdrObjFactory::MakeNewObject(
 196                 pCustoObj->GetObjInventor(), OBJ_TEXT, 0L, pCustoObj->GetModel());
 197
 198             // Copy text content
 199             OutlinerParaObject* pParaObj = pCustoObj->GetOutlinerParaObject();
 200             if( pParaObj )
 201                 pTextObj->NbcSetOutlinerParaObject( new OutlinerParaObject(*pParaObj) );
 202
 203             // copy all attributes
 204             SfxItemSet aTargetItemSet( pCustoObj->GetMergedItemSet() );
 205
 206             // clear fill and line style
 207             aTargetItemSet.Put(XLineStyleItem(drawing::LineStyle_NONE));
 208             aTargetItemSet.Put(XFillStyleItem(drawing::FillStyle_NONE));
 209
 210             // get the text bounds and set at text object
 211             Rectangle aTextBounds = pCustoObj->GetSnapRect();
 212             SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 213             if ( pSdrObjCustomShape )
 214             {
 215                 EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 216                 aTextBounds = aCustomShape2d.GetTextRect();
 217             }
 218             pTextObj->SetSnapRect( aTextBounds );
 219
 220             // if rotated, copy GeoStat, too.
 221             const GeoStat& rSourceGeo = pCustoObj->GetGeoStat();
 222             if ( rSourceGeo.nRotationAngle )
 223             {
 224                 pTextObj->NbcRotate(
 225                     pCustoObj->GetSnapRect().Center(), rSourceGeo.nRotationAngle,
 226                     rSourceGeo.nSin, rSourceGeo.nCos);
 227             }
 228
 229             // set modified ItemSet at text object
 230             pTextObj->SetMergedItemSet(aTargetItemSet);
 231
 232             if ( pRenderedShape )
 233             {
 234                 if ( !pRenderedShape->ISA( SdrObjGroup ) )
 235                 {
 236                     SdrObject* pTmp = pRenderedShape;
 237                     pRenderedShape = new SdrObjGroup();
 238                     static_cast<SdrObjGroup*>(pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 239                 }
 240                 static_cast<SdrObjGroup*>(pRenderedShape)->GetSubList()->NbcInsertObject( pTextObj );
 241             }
 242             else
 243                 pRenderedShape = pTextObj;
 244         }
 245
 246         // force group
 247         if ( pRenderedShape )
 248         {
 249             if ( !pRenderedShape->ISA( SdrObjGroup ) )
 250             {
 251                 SdrObject* pTmp = pRenderedShape;
 252                 pRenderedShape = new SdrObjGroup();
 253                 static_cast<SdrObjGroup*>(pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 254             }
 255             pRenderedShape->SetPage( pCustoObj->GetPage() );
 256             pRenderedShape->SetModel( pCustoObj->GetModel() );
 257         }
 258     }
 259     return pRenderedShape;
 260 }
 261
 262 void SetTemporary( uno::Reference< drawing::XShape >& xShape )
 263 {
 264     if ( xShape.is() )
 265     {
 266         SvxShape* pShape = SvxShape::getImplementation( xShape );
 267         if ( pShape )
 268             pShape->TakeSdrObjectOwnership();
 269     }
 270 }
 271
 272 Reference< drawing::XShape > SAL_CALL EnhancedCustomShapeEngine::render()
 273     throw ( RuntimeException, std::exception )
 274 {
 275     Reference< drawing::XShape > xShape;
 276     SdrObject* pSdrObjCustomShape( PTR_CAST( SdrObjCustomShape, GetSdrObjectFromXShape( mxShape ) ) );
 277     if ( pSdrObjCustomShape )
 278     {
 279         // retrieving the TextPath property to check if feature is enabled
 280         const SdrCustomShapeGeometryItem& rGeometryItem = static_cast<const SdrCustomShapeGeometryItem&>(
 281             pSdrObjCustomShape->GetMergedItem( SDRATTR_CUSTOMSHAPE_GEOMETRY ));
 282         bool bTextPathOn = false;
 283         const uno::Any* pAny = rGeometryItem.GetPropertyValueByName( "TextPath", "TextPath" );
 284         if ( pAny )
 285             *pAny >>= bTextPathOn;
 286
 287         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 288         sal_Int32 nRotateAngle = aCustomShape2d.GetRotateAngle();
 289         bool bPostRotateAngle = aCustomShape2d.IsPostRotate();
 290
 291         bool bFlipV = aCustomShape2d.IsFlipVert();
 292         bool bFlipH = aCustomShape2d.IsFlipHorz();
 293         bool bLineGeometryNeededOnly = bTextPathOn;
 294
 295         SdrObject* pRenderedShape = aCustomShape2d.CreateObject( bLineGeometryNeededOnly );
 296         if ( pRenderedShape )
 297         {
 298             if ( bTextPathOn )
 299             {
 300                 SdrObject* pRenderedFontWork = EnhancedCustomShapeFontWork::CreateFontWork( pRenderedShape, pSdrObjCustomShape );
 301                 if ( pRenderedFontWork )
 302                 {
 303                     SdrObject::Free( pRenderedShape );
 304                     pRenderedShape = pRenderedFontWork;
 305                 }
 306             }
 307             SdrObject* pRenderedShape3d = EnhancedCustomShape3d::Create3DObject( pRenderedShape, pSdrObjCustomShape );
 308             if ( pRenderedShape3d )
 309             {
 310                 bFlipV = bFlipH = false;
 311                 nRotateAngle = 0;
 312                 SdrObject::Free( pRenderedShape );
 313                 pRenderedShape = pRenderedShape3d;
 314             }
 315             Rectangle aRect( pSdrObjCustomShape->GetSnapRect() );
 316
 317             const GeoStat& rGeoStat = static_cast<SdrObjCustomShape*>(pSdrObjCustomShape)->GetGeoStat();
 318             if ( rGeoStat.nShearAngle )
 319             {
 320                 long nShearAngle = rGeoStat.nShearAngle;
 321                 double nTan = rGeoStat.nTan;
 322                 if ((bFlipV&&!bFlipH )||(bFlipH&&!bFlipV))
 323                 {
 324                     nShearAngle = -nShearAngle;
 325                     nTan = -nTan;
 326                 }
 327                 pRenderedShape->Shear( pSdrObjCustomShape->GetSnapRect().Center(), nShearAngle, nTan, false);
 328             }
 329             if( !bPostRotateAngle && nRotateAngle )
 330             {
 331                 double a = nRotateAngle * F_PI18000;
 332                 pRenderedShape->NbcRotate( pSdrObjCustomShape->GetSnapRect().Center(), nRotateAngle, sin( a ), cos( a ) );
 333             }
 334             if ( bFlipV )
 335             {
 336                 Point aLeft( aRect.Left(), ( aRect.Top() + aRect.Bottom() ) >> 1 );
 337                 Point aRight( aLeft.X() + 1000, aLeft.Y() );
 338                 pRenderedShape->NbcMirror( aLeft, aRight );
 339             }
 340             if ( bFlipH )
 341             {
 342                 Point aTop( ( aRect.Left() + aRect.Right() ) >> 1, aRect.Top() );
 343                 Point aBottom( aTop.X(), aTop.Y() + 1000 );
 344                 pRenderedShape->NbcMirror( aTop, aBottom );
 345             }
 346             // Specifically for pptx imports
 347             if( bPostRotateAngle && nRotateAngle )
 348             {
 349                 double a = nRotateAngle * F_PI18000;
 350                 pRenderedShape->NbcRotate( pSdrObjCustomShape->GetSnapRect().Center(), nRotateAngle, sin( a ), cos( a ) );
 351             }
 352             pRenderedShape->NbcSetStyleSheet( pSdrObjCustomShape->GetStyleSheet(), true );
 353             pRenderedShape->RecalcSnapRect();
 354         }
 355
 356         if ( mbForceGroupWithText )
 357             pRenderedShape = ImplForceGroupWithText( static_cast<SdrObjCustomShape*>(pSdrObjCustomShape), pRenderedShape );
 358
 359         if ( pRenderedShape )
 360         {
 361             aCustomShape2d.ApplyGluePoints( pRenderedShape );
 362             xShape = SvxDrawPage::CreateShapeByTypeAndInventor( pRenderedShape->GetObjIdentifier(),
 363                 pRenderedShape->GetObjInventor(), pRenderedShape, NULL );
 364         }
 365         SetTemporary( xShape );
 366     }
 367     return xShape;
 368 }
 369
 370 awt::Rectangle SAL_CALL EnhancedCustomShapeEngine::getTextBounds()
 371     throw ( RuntimeException, std::exception )
 372 {
 373     awt::Rectangle aTextRect;
 374     SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 375     uno::Reference< document::XActionLockable > xLockable( mxShape, uno::UNO_QUERY );
 376     if ( pSdrObjCustomShape && pSdrObjCustomShape->GetModel() && xLockable.is() && !xLockable->isActionLocked() )
 377     {
 378         if ( pSdrObjCustomShape )
 379         {
 380             EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 381             Rectangle aRect( aCustomShape2d.GetTextRect() );
 382             aTextRect.X = aRect.Left();
 383             aTextRect.Y = aRect.Top();
 384             aTextRect.Width = aRect.GetWidth();
 385             aTextRect.Height = aRect.GetHeight();
 386         }
 387     }
 388     return aTextRect;
 389 }
 390
 391 drawing::PolyPolygonBezierCoords SAL_CALL EnhancedCustomShapeEngine::getLineGeometry()
 392     throw ( RuntimeException, std::exception )
 393 {
 394     drawing::PolyPolygonBezierCoords aPolyPolygonBezierCoords;
 395     SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 396     if ( pSdrObjCustomShape )
 397     {
 398         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 399         SdrObject* pObj = aCustomShape2d.CreateLineGeometry();
 400         if ( pObj )
 401         {
 402             Rectangle aRect( pSdrObjCustomShape->GetSnapRect() );
 403             bool bFlipV = aCustomShape2d.IsFlipVert();
 404             bool bFlipH = aCustomShape2d.IsFlipHorz();
 405
 406             const GeoStat& rGeoStat = static_cast<SdrObjCustomShape*>(pSdrObjCustomShape)->GetGeoStat();
 407             if ( rGeoStat.nShearAngle )
 408             {
 409                 long nShearAngle = rGeoStat.nShearAngle;
 410                 double nTan = rGeoStat.nTan;
 411                 if ((bFlipV&&!bFlipH )||(bFlipH&&!bFlipV))
 412                 {
 413                     nShearAngle = -nShearAngle;
 414                     nTan = -nTan;
 415                 }
 416                 pObj->Shear( aRect.Center(), nShearAngle, nTan, false);
 417             }
 418             sal_Int32 nRotateAngle = aCustomShape2d.GetRotateAngle();
 419             if( nRotateAngle )
 420             {
 421                 double a = nRotateAngle * F_PI18000;
 422                 pObj->NbcRotate( aRect.Center(), nRotateAngle, sin( a ), cos( a ) );
 423             }
 424             if ( bFlipH )
 425             {
 426                 Point aTop( ( aRect.Left() + aRect.Right() ) >> 1, aRect.Top() );
 427                 Point aBottom( aTop.X(), aTop.Y() + 1000 );
 428                 pObj->NbcMirror( aTop, aBottom );
 429             }
 430             if ( bFlipV )
 431             {
 432                 Point aLeft( aRect.Left(), ( aRect.Top() + aRect.Bottom() ) >> 1 );
 433                 Point aRight( aLeft.X() + 1000, aLeft.Y() );
 434                 pObj->NbcMirror( aLeft, aRight );
 435             }
 436
 437             basegfx::B2DPolyPolygon aPolyPolygon;
 438             SdrObjListIter aIter( *pObj, IM_DEEPWITHGROUPS );
 439
 440             while ( aIter.IsMore() )
 441             {
 442                 SdrObject* pNewObj = NULL;
 443                 basegfx::B2DPolyPolygon aPP;
 444                 const SdrObject* pNext = aIter.Next();
 445
 446                 if ( pNext->ISA( SdrPathObj ) )
 447                 {
 448                     aPP = static_cast<const SdrPathObj*>(pNext)->GetPathPoly();
 449                 }
 450                 else
 451                 {
 452                     pNewObj = pNext->ConvertToPolyObj( false, false );
 453                     SdrPathObj* pPath = PTR_CAST( SdrPathObj, pNewObj );
 454                     if ( pPath )
 455                         aPP = pPath->GetPathPoly();
 456                 }
 457
 458                 if ( aPP.count() )
 459                     aPolyPolygon.append(aPP);
 460
 461                 SdrObject::Free( pNewObj );
 462             }
 463             SdrObject::Free( pObj );
 464             basegfx::unotools::b2DPolyPolygonToPolyPolygonBezier( aPolyPolygon,
 465                                                                   aPolyPolygonBezierCoords );
 466         }
 467     }
 468
 469     return aPolyPolygonBezierCoords;
 470 }
 471
 472 Sequence< Reference< drawing::XCustomShapeHandle > > SAL_CALL EnhancedCustomShapeEngine::getInteraction()
 473     throw ( RuntimeException, std::exception )
 474 {
 475     sal_uInt32 i, nHdlCount = 0;
 476     SdrObject* pSdrObjCustomShape = GetSdrObjectFromXShape( mxShape );
 477     if ( pSdrObjCustomShape )
 478     {
 479         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 480         nHdlCount = aCustomShape2d.GetHdlCount();
 481     }
 482     Sequence< Reference< drawing::XCustomShapeHandle > > aSeq( nHdlCount );
 483     for ( i = 0; i < nHdlCount; i++ )
 484         aSeq[ i ] = new EnhancedCustomShapeHandle( mxShape, i );
 485     return aSeq;
 486 }
 487
 488 }
 489
 490 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
 491 com_sun_star_drawing_EnhancedCustomShapeEngine_get_implementation(
 492     css::uno::XComponentContext *,
 493     css::uno::Sequence<css::uno::Any> const &)
 494 {
 495     return cppu::acquire(new EnhancedCustomShapeEngine);
 496 }
 497
 498 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */