svx/source/customshapes/EnhancedCustomShapeEngine.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
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  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 <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
 118 void SAL_CALL EnhancedCustomShapeEngine::acquire() throw()
 119 {
 120     OWeakObject::acquire();
 121 }
 122 void SAL_CALL EnhancedCustomShapeEngine::release() throw()
 123 {
 124     OWeakObject::release();
 125 }
 126
 127 // XInitialization ------------------------------------------------------------
 128
 129 void SAL_CALL EnhancedCustomShapeEngine::initialize( const Sequence< Any >& aArguments )
 130     throw ( Exception, RuntimeException, std::exception )
 131 {
 132     sal_Int32 i;
 133     Sequence< beans::PropertyValue > aParameter;
 134     for ( i = 0; i < aArguments.getLength(); i++ )
 135     {
 136         if ( aArguments[ i ] >>= aParameter )
 137             break;
 138     }
 139     for ( i = 0; i < aParameter.getLength(); i++ )
 140     {
 141         const beans::PropertyValue& rProp = aParameter[ i ];
 142         if ( rProp.Name == "CustomShape" )
 143             rProp.Value >>= mxShape;
 144         else if ( rProp.Name == "ForceGroupWithText" )
 145             rProp.Value >>= mbForceGroupWithText;
 146     }
 147 }
 148
 149 // XServiceInfo ---------------------------------------------------------------
 150 OUString SAL_CALL EnhancedCustomShapeEngine::getImplementationName()
 151     throw( RuntimeException, std::exception )
 152 {
 153     return OUString( "com.sun.star.drawing.EnhancedCustomShapeEngine" );
 154 }
 155 sal_Bool SAL_CALL EnhancedCustomShapeEngine::supportsService( const OUString& rServiceName )
 156     throw( RuntimeException, std::exception )
 157 {
 158     return cppu::supportsService(this, rServiceName);
 159 }
 160 Sequence< OUString > SAL_CALL EnhancedCustomShapeEngine::getSupportedServiceNames()
 161     throw ( RuntimeException, std::exception )
 162 {
 163     Sequence< OUString > aRet(1);
 164     OUString* pArray = aRet.getArray();
 165     pArray[0] = "com.sun.star.drawing.CustomShapeEngine";
 166     return aRet;
 167 }
 168
 169 // XCustomShapeEngine -----------------------------------------------------------
 170 SdrObject* EnhancedCustomShapeEngine::ImplForceGroupWithText( const SdrObjCustomShape* pCustoObj, SdrObject* pRenderedShape )
 171 {
 172     bool bHasText = pCustoObj->HasText();
 173     if ( pRenderedShape || bHasText )
 174     {
 175         // applying shadow
 176         const SdrObject* pShadowGeometry = pCustoObj->GetSdrObjectShadowFromCustomShape();
 177         if ( pShadowGeometry )
 178         {
 179             if ( pRenderedShape )
 180             {
 181                 if ( !pRenderedShape->ISA( SdrObjGroup ) )
 182                 {
 183                     SdrObject* pTmp = pRenderedShape;
 184                     pRenderedShape = new SdrObjGroup();
 185                     ((SdrObjGroup*)pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 186                 }
 187                 ((SdrObjGroup*)pRenderedShape)->GetSubList()->NbcInsertObject( pShadowGeometry->Clone(), 0 );
 188             }
 189             else
 190                 pRenderedShape = pShadowGeometry->Clone();
 191         }
 192
 193         // apply text
 194         if ( bHasText )
 195         {
 196             // #i37011# also create a text object and add at rPos + 1
 197             SdrObject* pTextObj = SdrObjFactory::MakeNewObject(
 198                 pCustoObj->GetObjInventor(), OBJ_TEXT, 0L, pCustoObj->GetModel());
 199
 200             // Copy text content
 201             OutlinerParaObject* pParaObj = pCustoObj->GetOutlinerParaObject();
 202             if( pParaObj )
 203                 pTextObj->NbcSetOutlinerParaObject( new OutlinerParaObject(*pParaObj) );
 204
 205             // copy all attributes
 206             SfxItemSet aTargetItemSet( pCustoObj->GetMergedItemSet() );
 207
 208             // clear fill and line style
 209             aTargetItemSet.Put(XLineStyleItem(XLINE_NONE));
 210             aTargetItemSet.Put(XFillStyleItem(XFILL_NONE));
 211
 212             // get the text bounds and set at text object
 213             Rectangle aTextBounds = pCustoObj->GetSnapRect();
 214             SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 215             if ( pSdrObjCustomShape )
 216             {
 217                 EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 218                 aTextBounds = aCustomShape2d.GetTextRect();
 219             }
 220             pTextObj->SetSnapRect( aTextBounds );
 221
 222             // if rotated, copy GeoStat, too.
 223             const GeoStat& rSourceGeo = pCustoObj->GetGeoStat();
 224             if ( rSourceGeo.nDrehWink )
 225             {
 226                 pTextObj->NbcRotate(
 227                     pCustoObj->GetSnapRect().Center(), rSourceGeo.nDrehWink,
 228                     rSourceGeo.nSin, rSourceGeo.nCos);
 229             }
 230
 231             // set modified ItemSet at text object
 232             pTextObj->SetMergedItemSet(aTargetItemSet);
 233
 234             if ( pRenderedShape )
 235             {
 236                 if ( !pRenderedShape->ISA( SdrObjGroup ) )
 237                 {
 238                     SdrObject* pTmp = pRenderedShape;
 239                     pRenderedShape = new SdrObjGroup();
 240                     ((SdrObjGroup*)pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 241                 }
 242                 ((SdrObjGroup*)pRenderedShape)->GetSubList()->NbcInsertObject( pTextObj, CONTAINER_APPEND );
 243             }
 244             else
 245                 pRenderedShape = pTextObj;
 246         }
 247
 248         // force group
 249         if ( pRenderedShape )
 250         {
 251             if ( !pRenderedShape->ISA( SdrObjGroup ) )
 252             {
 253                 SdrObject* pTmp = pRenderedShape;
 254                 pRenderedShape = new SdrObjGroup();
 255                 ((SdrObjGroup*)pRenderedShape)->GetSubList()->NbcInsertObject( pTmp );
 256             }
 257             pRenderedShape->SetPage( pCustoObj->GetPage() );
 258             pRenderedShape->SetModel( pCustoObj->GetModel() );
 259         }
 260     }
 261     return pRenderedShape;
 262 }
 263
 264 void SetTemporary( uno::Reference< drawing::XShape >& xShape )
 265 {
 266     if ( xShape.is() )
 267     {
 268         SvxShape* pShape = SvxShape::getImplementation( xShape );
 269         if ( pShape )
 270             pShape->TakeSdrObjectOwnership();
 271     }
 272 }
 273
 274 Reference< drawing::XShape > SAL_CALL EnhancedCustomShapeEngine::render()
 275     throw ( RuntimeException, std::exception )
 276 {
 277     Reference< drawing::XShape > xShape;
 278     SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 279     if ( pSdrObjCustomShape )
 280     {
 281         // retrieving the TextPath property to check if feature is enabled
 282         SdrCustomShapeGeometryItem& rGeometryItem = (SdrCustomShapeGeometryItem&)
 283             pSdrObjCustomShape->GetMergedItem( SDRATTR_CUSTOMSHAPE_GEOMETRY );
 284         bool bTextPathOn = false;
 285         const OUString sTextPath( "TextPath" );
 286         uno::Any* pAny = rGeometryItem.GetPropertyValueByName( sTextPath, sTextPath );
 287         if ( pAny )
 288             *pAny >>= bTextPathOn;
 289
 290         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 291         sal_Int32 nRotateAngle = aCustomShape2d.GetRotateAngle();
 292         bool bPostRotateAngle = aCustomShape2d.IsPostRotate();
 293
 294         bool bFlipV = aCustomShape2d.IsFlipVert();
 295         bool bFlipH = aCustomShape2d.IsFlipHorz();
 296         bool bLineGeometryNeededOnly = bTextPathOn;
 297
 298         SdrObject* pRenderedShape = aCustomShape2d.CreateObject( bLineGeometryNeededOnly );
 299         if ( pRenderedShape )
 300         {
 301             if ( bTextPathOn )
 302             {
 303                 SdrObject* pRenderedFontWork = EnhancedCustomShapeFontWork::CreateFontWork( pRenderedShape, pSdrObjCustomShape );
 304                 if ( pRenderedFontWork )
 305                 {
 306                     SdrObject::Free( pRenderedShape );
 307                     pRenderedShape = pRenderedFontWork;
 308                 }
 309             }
 310             SdrObject* pRenderedShape3d = EnhancedCustomShape3d::Create3DObject( pRenderedShape, pSdrObjCustomShape );
 311             if ( pRenderedShape3d )
 312             {
 313                 bFlipV = bFlipH = false;
 314                 nRotateAngle = 0;
 315                 SdrObject::Free( pRenderedShape );
 316                 pRenderedShape = pRenderedShape3d;
 317             }
 318             Rectangle aRect( pSdrObjCustomShape->GetSnapRect() );
 319
 320             const GeoStat& rGeoStat = ((SdrObjCustomShape*)pSdrObjCustomShape)->GetGeoStat();
 321             if ( rGeoStat.nShearWink )
 322             {
 323                 long nShearWink = rGeoStat.nShearWink;
 324                 double nTan = rGeoStat.nTan;
 325                 if ((bFlipV&&!bFlipH )||(bFlipH&&!bFlipV))
 326                 {
 327                     nShearWink = -nShearWink;
 328                     nTan = -nTan;
 329                 }
 330                 pRenderedShape->Shear( pSdrObjCustomShape->GetSnapRect().Center(), nShearWink, nTan, false);
 331             }
 332             if( !bPostRotateAngle && nRotateAngle )
 333             {
 334                 double a = nRotateAngle * F_PI18000;
 335                 pRenderedShape->NbcRotate( pSdrObjCustomShape->GetSnapRect().Center(), nRotateAngle, sin( a ), cos( a ) );
 336             }
 337             if ( bFlipV )
 338             {
 339                 Point aLeft( aRect.Left(), ( aRect.Top() + aRect.Bottom() ) >> 1 );
 340                 Point aRight( aLeft.X() + 1000, aLeft.Y() );
 341                 pRenderedShape->NbcMirror( aLeft, aRight );
 342             }
 343             if ( bFlipH )
 344             {
 345                 Point aTop( ( aRect.Left() + aRect.Right() ) >> 1, aRect.Top() );
 346                 Point aBottom( aTop.X(), aTop.Y() + 1000 );
 347                 pRenderedShape->NbcMirror( aTop, aBottom );
 348             }
 349             // Specifically for pptx imports
 350             if( bPostRotateAngle && nRotateAngle )
 351             {
 352                 double a = nRotateAngle * F_PI18000;
 353                 pRenderedShape->NbcRotate( pSdrObjCustomShape->GetSnapRect().Center(), nRotateAngle, sin( a ), cos( a ) );
 354             }
 355             pRenderedShape->NbcSetStyleSheet( pSdrObjCustomShape->GetStyleSheet(), true );
 356             pRenderedShape->RecalcSnapRect();
 357         }
 358
 359         if ( mbForceGroupWithText )
 360             pRenderedShape = ImplForceGroupWithText( (SdrObjCustomShape*)pSdrObjCustomShape, pRenderedShape );
 361
 362         if ( pRenderedShape )
 363         {
 364             aCustomShape2d.ApplyGluePoints( pRenderedShape );
 365             xShape = SvxDrawPage::CreateShapeByTypeAndInventor( pRenderedShape->GetObjIdentifier(),
 366                 pRenderedShape->GetObjInventor(), pRenderedShape, NULL );
 367         }
 368         SetTemporary( xShape );
 369     }
 370     return xShape;
 371 }
 372
 373 awt::Rectangle SAL_CALL EnhancedCustomShapeEngine::getTextBounds()
 374     throw ( RuntimeException, std::exception )
 375 {
 376     awt::Rectangle aTextRect;
 377     SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 378     uno::Reference< document::XActionLockable > xLockable( mxShape, uno::UNO_QUERY );
 379     if ( pSdrObjCustomShape && pSdrObjCustomShape->GetModel() && xLockable.is() && !xLockable->isActionLocked() )
 380     {
 381         if ( pSdrObjCustomShape )
 382         {
 383             EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 384             Rectangle aRect( aCustomShape2d.GetTextRect() );
 385             aTextRect.X = aRect.Left();
 386             aTextRect.Y = aRect.Top();
 387             aTextRect.Width = aRect.GetWidth();
 388             aTextRect.Height = aRect.GetHeight();
 389         }
 390     }
 391     return aTextRect;
 392 }
 393
 394 drawing::PolyPolygonBezierCoords SAL_CALL EnhancedCustomShapeEngine::getLineGeometry()
 395     throw ( RuntimeException, std::exception )
 396 {
 397     drawing::PolyPolygonBezierCoords aPolyPolygonBezierCoords;
 398     SdrObject* pSdrObjCustomShape( GetSdrObjectFromXShape( mxShape ) );
 399     if ( pSdrObjCustomShape )
 400     {
 401         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 402         SdrObject* pObj = aCustomShape2d.CreateLineGeometry();
 403         if ( pObj )
 404         {
 405             Rectangle aRect( pSdrObjCustomShape->GetSnapRect() );
 406             bool bFlipV = aCustomShape2d.IsFlipVert();
 407             bool bFlipH = aCustomShape2d.IsFlipHorz();
 408
 409             const GeoStat& rGeoStat = ((SdrObjCustomShape*)pSdrObjCustomShape)->GetGeoStat();
 410             if ( rGeoStat.nShearWink )
 411             {
 412                 long nShearWink = rGeoStat.nShearWink;
 413                 double nTan = rGeoStat.nTan;
 414                 if ((bFlipV&&!bFlipH )||(bFlipH&&!bFlipV))
 415                 {
 416                     nShearWink = -nShearWink;
 417                     nTan = -nTan;
 418                 }
 419                 pObj->Shear( aRect.Center(), nShearWink, nTan, false);
 420             }
 421             sal_Int32 nRotateAngle = aCustomShape2d.GetRotateAngle();
 422             if( nRotateAngle )
 423             {
 424                 double a = nRotateAngle * F_PI18000;
 425                 pObj->NbcRotate( aRect.Center(), nRotateAngle, sin( a ), cos( a ) );
 426             }
 427             if ( bFlipH )
 428             {
 429                 Point aTop( ( aRect.Left() + aRect.Right() ) >> 1, aRect.Top() );
 430                 Point aBottom( aTop.X(), aTop.Y() + 1000 );
 431                 pObj->NbcMirror( aTop, aBottom );
 432             }
 433             if ( bFlipV )
 434             {
 435                 Point aLeft( aRect.Left(), ( aRect.Top() + aRect.Bottom() ) >> 1 );
 436                 Point aRight( aLeft.X() + 1000, aLeft.Y() );
 437                 pObj->NbcMirror( aLeft, aRight );
 438             }
 439
 440             basegfx::B2DPolyPolygon aPolyPolygon;
 441             SdrObjListIter aIter( *pObj, IM_DEEPWITHGROUPS );
 442
 443             while ( aIter.IsMore() )
 444             {
 445                 SdrObject* pNewObj = NULL;
 446                 basegfx::B2DPolyPolygon aPP;
 447                 const SdrObject* pNext = aIter.Next();
 448
 449                 if ( pNext->ISA( SdrPathObj ) )
 450                 {
 451                     aPP = ((SdrPathObj*)pNext)->GetPathPoly();
 452                 }
 453                 else
 454                 {
 455                     pNewObj = pNext->ConvertToPolyObj( false, false );
 456                     SdrPathObj* pPath = PTR_CAST( SdrPathObj, pNewObj );
 457                     if ( pPath )
 458                         aPP = pPath->GetPathPoly();
 459                 }
 460
 461                 if ( aPP.count() )
 462                     aPolyPolygon.append(aPP);
 463
 464                 SdrObject::Free( pNewObj );
 465             }
 466             SdrObject::Free( pObj );
 467             basegfx::unotools::b2DPolyPolygonToPolyPolygonBezier( aPolyPolygon,
 468                                                                   aPolyPolygonBezierCoords );
 469         }
 470     }
 471
 472     return aPolyPolygonBezierCoords;
 473 }
 474
 475 Sequence< Reference< drawing::XCustomShapeHandle > > SAL_CALL EnhancedCustomShapeEngine::getInteraction()
 476     throw ( RuntimeException, std::exception )
 477 {
 478     sal_uInt32 i, nHdlCount = 0;
 479     SdrObject* pSdrObjCustomShape = GetSdrObjectFromXShape( mxShape );
 480     if ( pSdrObjCustomShape )
 481     {
 482         EnhancedCustomShape2d aCustomShape2d( pSdrObjCustomShape );
 483         nHdlCount = aCustomShape2d.GetHdlCount();
 484     }
 485     Sequence< Reference< drawing::XCustomShapeHandle > > aSeq( nHdlCount );
 486     for ( i = 0; i < nHdlCount; i++ )
 487         aSeq[ i ] = new EnhancedCustomShapeHandle( mxShape, i );
 488     return aSeq;
 489 }
 490
 491 }
 492
 493 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
 494 com_sun_star_drawing_EnhancedCustomShapeEngine_get_implementation(
 495     css::uno::XComponentContext *,
 496     css::uno::Sequence<css::uno::Any> const &)
 497 {
 498     return cppu::acquire(new EnhancedCustomShapeEngine);
 499 }
 500
 501 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */