SmartArt: shape rotation support

Change-Id: I13bfbd3fafff5335ce8bc23b2579182aa5a94a80
Reviewed-on: https://gerrit.libreoffice.org/41393
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

3 files changed, 25 insertions, 3 deletions

diff --git a/oox/source/drawingml/diagram/diagramlayoutatoms.cxx b/oox/source/drawingml/diagram/diagramlayoutatoms.cxx
index 672cfee8aff9..7bfe4996edef 100644
--- a/oox/source/drawingml/diagram/diagramlayoutatoms.cxx
+++ b/oox/source/drawingml/diagram/diagramlayoutatoms.cxx
@@ -284,23 +284,29 @@ void AlgAtom::layoutShape( const ShapePtr& rShape,
 
             const sal_Int32 nStartAngle = maMap.count(XML_stAng) ? maMap.find(XML_stAng)->second : 0;
             const sal_Int32 nSpanAngle = maMap.count(XML_spanAng) ? maMap.find(XML_spanAng)->second : 360;
+            const sal_Int32 nRotationPath = maMap.count(XML_rotPath) ? maMap.find(XML_rotPath)->second : XML_none;
             const sal_Int32 nShapes = rShape->getChildren().size();
             const awt::Size aCenter(rShape->getSize().Width / 2, rShape->getSize().Height / 2);
             const awt::Size aChildSize(rShape->getSize().Width / 5, rShape->getSize().Height / 5);
-            const sal_Int32 r = std::min(
+            const sal_Int32 nRadius = std::min(
                 (rShape->getSize().Width - aChildSize.Width) / 2,
                 (rShape->getSize().Height - aChildSize.Height) / 2);
 
             sal_Int32 idx = 0;
             for (auto & aCurrShape : rShape->getChildren())
             {
+                const double fAngle = (double)idx*nSpanAngle/nShapes + nStartAngle;
                 const awt::Point aCurrPos(
-                    aCenter.Width + r*sin( (double(idx)*nSpanAngle/nShapes + nStartAngle)*F_PI180 ) - aChildSize.Width/2,
-                    aCenter.Height - r*cos( (double(idx)*nSpanAngle/nShapes + nStartAngle)*F_PI180 ) - aChildSize.Height/2);
+                    aCenter.Width + nRadius*sin(fAngle*F_PI180) - aChildSize.Width/2,
+                    aCenter.Height - nRadius*cos(fAngle*F_PI180) - aChildSize.Height/2);
 
                 aCurrShape->setPosition(aCurrPos);
                 aCurrShape->setSize(aChildSize);
                 aCurrShape->setChildSize(aChildSize);
+
+                if (nRotationPath == XML_alongPath)
+                    aCurrShape->setRotation(fAngle * PER_DEGREE);
+
                 idx++;
             }
             break;
@@ -414,6 +420,9 @@ void AlgAtom::layoutShape( const ShapePtr& rShape,
                 break;
             }
 
+            if (rShape->getRotation())
+                pTextBody->getTextProperties().moRotation = -rShape->getRotation();
+
             // text centered vertically by default
             pTextBody->getTextProperties().meVA = css::drawing::TextVerticalAdjust_CENTER;
             pTextBody->getTextProperties().maPropertyMap.setProperty(PROP_TextVerticalAdjust, css::drawing::TextVerticalAdjust_CENTER);
diff --git a/oox/source/drawingml/diagram/layoutnodecontext.cxx b/oox/source/drawingml/diagram/layoutnodecontext.cxx
index ca41a568781b..77a3fa3b8ed8 100644
--- a/oox/source/drawingml/diagram/layoutnodecontext.cxx
+++ b/oox/source/drawingml/diagram/layoutnodecontext.cxx
@@ -263,6 +263,8 @@ LayoutNodeContext::onCreateContext( ::sal_Int32 aElement,
             pShape.reset( new Shape("com.sun.star.drawing.GroupShape") );
         }
 
+        pShape->setDiagramRotation(rAttribs.getInteger(XML_rot, 0) * PER_DEGREE);
+
         ShapeAtomPtr pAtom( new ShapeAtom(mpNode->getLayoutNode(), pShape) );
         mpNode->addChild( pAtom );
         return new ShapeContext( *this, ShapePtr(), pShape );
diff --git a/oox/source/drawingml/shape.cxx b/oox/source/drawingml/shape.cxx
index ada0aa35476e..8e418d19e22a 100644
--- a/oox/source/drawingml/shape.cxx
+++ b/oox/source/drawingml/shape.cxx
@@ -113,6 +113,7 @@ Shape::Shape( const sal_Char* pServiceName, bool bDefaultHeight )
 , mnSubType( 0 )
 , meFrameType( FRAMETYPE_GENERIC )
 , mnRotation( 0 )
+, mnDiagramRotation( 0 )
 , mbFlipH( false )
 , mbFlipV( false )
 , mbInheritedTextFlipV(false)
@@ -156,6 +157,7 @@ Shape::Shape( const ShapePtr& pSourceShape )
 , maPosition( pSourceShape->maPosition )
 , meFrameType( pSourceShape->meFrameType )
 , mnRotation( pSourceShape->mnRotation )
+, mnDiagramRotation( pSourceShape->mnDiagramRotation )
 , mbFlipH( pSourceShape->mbFlipH )
 , mbFlipV( pSourceShape->mbFlipV )
 , mbInheritedTextFlipV(pSourceShape->mbInheritedTextFlipV)
@@ -474,6 +476,14 @@ Reference< XShape > const & Shape::createAndInsert(
 
     basegfx::B2DHomMatrix aTransformation;
 
+    if (bUseRotationTransform && mnDiagramRotation != 0)
+    {
+        // rotate diagram's shape around object's center before sizing
+        aTransformation.translate(-0.5, -0.5);
+        aTransformation.rotate(F_PI180 * (mnDiagramRotation / 60000.0));
+        aTransformation.translate(0.5, 0.5);
+    }
+
     if( maSize.Width != 1 || maSize.Height != 1)
     {
         // take care there are no zeros used by error
@@ -1085,6 +1095,7 @@ Reference< XShape > const & Shape::createAndInsert(
                 sal_Int32 nTextRotateAngle = static_cast< sal_Int32 >( getTextBody()->getTextProperties().moRotation.get( 0 ) );
                 if(mbInheritedTextFlipV)
                     nTextRotateAngle -= 180 * 60000;
+                nTextRotateAngle -= mnDiagramRotation;
                 /* OOX measures text rotation clockwise in 1/60000th degrees,
                    relative to the containing shape. setTextRotateAngle wants
                    degrees anticlockwise. */