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27 
28 #include "oox/drawingml/chart/chartdrawingfragment.hxx"
29 
30 #include "oox/core/xmlfilterbase.hxx"
31 #include "oox/drawingml/connectorshapecontext.hxx"
32 #include "oox/drawingml/graphicshapecontext.hxx"
33 #include "oox/drawingml/shapecontext.hxx"
34 #include "oox/drawingml/shapegroupcontext.hxx"
35 
36 namespace oox {
37 namespace drawingml {
38 namespace chart {
39 
40 // ============================================================================
41 
42 using namespace ::com::sun::star::awt;
43 using namespace ::com::sun::star::drawing;
44 using namespace ::com::sun::star::uno;
45 using namespace ::oox::core;
46 
47 using ::rtl::OUString;
48 
49 // ============================================================================
50 
51 ShapeAnchor::ShapeAnchor( bool bRelSize ) :
52     mbRelSize( bRelSize )
53 {
54 }
55 
56 void ShapeAnchor::importExt( const AttributeList& rAttribs )
57 {
58     OSL_ENSURE( !mbRelSize, "ShapeAnchor::importExt - unexpected 'cdr:ext' element" );
59     maSize.Width = rAttribs.getHyper( XML_cx, 0 );
60     maSize.Height = rAttribs.getHyper( XML_cy, 0 );
61 }
62 
63 void ShapeAnchor::setPos( sal_Int32 nElement, sal_Int32 nParentContext, const OUString& rValue )
64 {
65     AnchorPosModel* pAnchorPos = 0;
66     switch( nParentContext )
67     {
68         case CDR_TOKEN( from ):
69             pAnchorPos = &maFrom;
70         break;
71         case CDR_TOKEN( to ):
72             OSL_ENSURE( mbRelSize, "ShapeAnchor::setPos - unexpected 'cdr:to' element" );
73             pAnchorPos = &maTo;
74         break;
75         default:
76             OSL_ENSURE( false, "ShapeAnchor::setPos - unexpected parent element" );
77     }
78     if( pAnchorPos ) switch( nElement )
79     {
80         case CDR_TOKEN( x ):    pAnchorPos->mfX = rValue.toDouble();    break;
81         case CDR_TOKEN( y ):    pAnchorPos->mfY = rValue.toDouble();    break;
82         default:    OSL_ENSURE( false, "ShapeAnchor::setPos - unexpected element" );
83     }
84 }
85 
86 EmuRectangle ShapeAnchor::calcAnchorRectEmu( const EmuRectangle& rChartRect ) const
87 {
88     EmuRectangle aAnchorRect( -1, -1, -1, -1 );
89 
90     OSL_ENSURE( maFrom.isValid(), "ShapeAnchor::calcAnchorRectEmu - invalid from position" );
91     OSL_ENSURE( mbRelSize ? maTo.isValid() : maSize.isValid(), "ShapeAnchor::calcAnchorRectEmu - invalid to/size" );
92     if( maFrom.isValid() && (mbRelSize ? maTo.isValid() : maSize.isValid()) )
93     {
94         // calculate shape position
95         aAnchorRect.X = static_cast< sal_Int64 >( maFrom.mfX * rChartRect.Width + 0.5 );
96         aAnchorRect.Y = static_cast< sal_Int64 >( maFrom.mfY * rChartRect.Height + 0.5 );
97 
98         // calculate shape size
99         if( mbRelSize )
100         {
101             aAnchorRect.Width = static_cast< sal_Int64 >( maTo.mfX * rChartRect.Width + 0.5 ) - aAnchorRect.X;
102             if( aAnchorRect.Width < 0 )
103             {
104                 aAnchorRect.X += aAnchorRect.Width;
105                 aAnchorRect.Width *= -1;
106             }
107             aAnchorRect.Height = static_cast< sal_Int64 >( maTo.mfY * rChartRect.Height + 0.5 ) - aAnchorRect.Y;
108             if( aAnchorRect.Height < 0 )
109             {
110                 aAnchorRect.Y += aAnchorRect.Height;
111                 aAnchorRect.Height *= -1;
112             }
113         }
114         else
115         {
116             aAnchorRect.setSize( maSize );
117         }
118     }
119 
120     return aAnchorRect;
121 }
122 // ============================================================================
123 
124 ChartDrawingFragment::ChartDrawingFragment( XmlFilterBase& rFilter,
125         const OUString& rFragmentPath, const Reference< XShapes >& rxDrawPage,
126         const Size& rChartSize, const Point& rShapesOffset, bool bOleSupport ) :
127     FragmentHandler2( rFilter, rFragmentPath ),
128     mxDrawPage( rxDrawPage ),
129     mbOleSupport( bOleSupport )
130 {
131     maChartRectEmu.X = convertHmmToEmu( rShapesOffset.X );
132     maChartRectEmu.Y = convertHmmToEmu( rShapesOffset.Y );
133     maChartRectEmu.Width = convertHmmToEmu( rChartSize.Width );
134     maChartRectEmu.Height = convertHmmToEmu( rChartSize.Height );
135 }
136 
137 ChartDrawingFragment::~ChartDrawingFragment()
138 {
139 }
140 
141 ContextHandlerRef ChartDrawingFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
142 {
143     switch( getCurrentElement() )
144     {
145         case XML_ROOT_CONTEXT:
146             if( nElement == C_TOKEN( userShapes ) ) return this;
147         break;
148 
149         case C_TOKEN( userShapes ):
150             switch( nElement )
151             {
152                 case CDR_TOKEN( absSizeAnchor ):
153                     mxAnchor.reset( new ShapeAnchor( false ) );
154                     return this;
155                 case CDR_TOKEN( relSizeAnchor ):
156                     mxAnchor.reset( new ShapeAnchor( true ) );
157                     return this;
158             }
159         break;
160 
161         case CDR_TOKEN( absSizeAnchor ):
162         case CDR_TOKEN( relSizeAnchor ):
163             switch( nElement )
164             {
165                 case CDR_TOKEN( sp ):
166                     mxShape.reset( new Shape( "com.sun.star.drawing.CustomShape" ) );
167                     return new ShapeContext( *this, ShapePtr(), mxShape );
168                 case CDR_TOKEN( cxnSp ):
169                     mxShape.reset( new Shape( "com.sun.star.drawing.ConnectorShape" ) );
170                     return new ConnectorShapeContext( *this, ShapePtr(), mxShape );
171                 case CDR_TOKEN( pic ):
172                     mxShape.reset( new Shape( "com.sun.star.drawing.GraphicObjectShape" ) );
173                     return new GraphicShapeContext( *this, ShapePtr(), mxShape );
174                 case CDR_TOKEN( graphicFrame ):
175                     if( !mbOleSupport )
176                         return 0;
177                     mxShape.reset( new Shape( "com.sun.star.drawing.GraphicObjectShape" ) );
178                     return new GraphicalObjectFrameContext( *this, ShapePtr(), mxShape, true );
179                 case CDR_TOKEN( grpSp ):
180                     mxShape.reset( new Shape( "com.sun.star.drawing.GroupShape" ) );
181                     return new ShapeGroupContext( *this, ShapePtr(), mxShape );
182 
183                 case CDR_TOKEN( from ):
184                 case CDR_TOKEN( to ):
185                     return this;
186 
187                 case CDR_TOKEN( ext ):
188                     if( mxAnchor.get() ) mxAnchor->importExt( rAttribs );
189                     return 0;
190             }
191         break;
192 
193         case CDR_TOKEN( from ):
194         case CDR_TOKEN( to ):
195             switch( nElement )
196             {
197                 case CDR_TOKEN( x ):
198                 case CDR_TOKEN( y ):
199                     return this;        // collect value in onEndElement()
200             }
201         break;
202     }
203     return 0;
204 }
205 
206 void ChartDrawingFragment::onCharacters( const OUString& rChars )
207 {
208     if( isCurrentElement( CDR_TOKEN( x ), CDR_TOKEN( y ) ) && mxAnchor.get() )
209         mxAnchor->setPos( getCurrentElement(), getParentElement(), rChars );
210 }
211 
212 void ChartDrawingFragment::onEndElement()
213 {
214     if( isCurrentElement( CDR_TOKEN( absSizeAnchor ), CDR_TOKEN( relSizeAnchor ) ) )
215     {
216         if( mxDrawPage.is() && mxShape.get() && mxAnchor.get() )
217         {
218             EmuRectangle aShapeRectEmu = mxAnchor->calcAnchorRectEmu( maChartRectEmu );
219             if( (aShapeRectEmu.X >= 0) && (aShapeRectEmu.Y >= 0) && (aShapeRectEmu.Width >= 0) && (aShapeRectEmu.Height >= 0) )
220             {
221                 // TODO: DrawingML implementation expects 32-bit coordinates for EMU rectangles (change that to EmuRectangle)
222                 Rectangle aShapeRectEmu32(
223                     getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.X, 0, SAL_MAX_INT32 ),
224                     getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Y, 0, SAL_MAX_INT32 ),
225                     getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Width, 0, SAL_MAX_INT32 ),
226                     getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Height, 0, SAL_MAX_INT32 ) );
227                 mxShape->addShape( getFilter(), getFilter().getCurrentTheme(), mxDrawPage, &aShapeRectEmu32 );
228             }
229         }
230         mxShape.reset();
231         mxAnchor.reset();
232     }
233 }
234 
235 // ============================================================================
236 
237 } // namespace chart
238 } // namespace drawingml
239 } // namespace oox
240