chart2/source/controller/main/DragMethod_RotateDiagram.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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 "DragMethod_RotateDiagram.hxx"
  21
  22 #include <SelectionHelper.hxx>
  23 #include <CommonConverters.hxx>
  24 #include <ChartModelHelper.hxx>
  25 #include <DiagramHelper.hxx>
  26 #include <ChartTypeHelper.hxx>
  27 #include <ThreeDHelper.hxx>
  28 #include <defines.hxx>
  29 #include <svx/sdr/overlay/overlaypolypolygon.hxx>
  30 #include <svx/sdr/overlay/overlaymanager.hxx>
  31
  32 #include <svx/scene3d.hxx>
  33 #include <basegfx/matrix/b3dhommatrix.hxx>
  34 #include <com/sun/star/beans/XPropertySet.hpp>
  35 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  36 #include <svx/sdr/contact/viewcontactofe3dscene.hxx>
  37 #include <drawinglayer/geometry/viewinformation3d.hxx>
  38
  39 namespace chart
  40 {
  41
  42 using namespace ::com::sun::star;
  43 using ::com::sun::star::uno::Reference;
  44
  45 DragMethod_RotateDiagram::DragMethod_RotateDiagram( DrawViewWrapper& rDrawViewWrapper
  46         , const OUString& rObjectCID
  47         , const Reference< frame::XModel >& xChartModel
  48         , RotationDirection eRotationDirection )
  49     : DragMethod_Base( rDrawViewWrapper, rObjectCID, xChartModel, ActionDescriptionProvider::ActionType::Rotate )
  50     , m_pScene(nullptr)
  51     , m_aReferenceRect(100,100,100,100)
  52     , m_aStartPos(0,0)
  53     , m_aWireframePolyPolygon()
  54     , m_fInitialXAngleRad(0.0)
  55     , m_fInitialYAngleRad(0.0)
  56     , m_fInitialZAngleRad(0.0)
  57     , m_fAdditionalXAngleRad(0.0)
  58     , m_fAdditionalYAngleRad(0.0)
  59     , m_fAdditionalZAngleRad(0.0)
  60     , m_nInitialHorizontalAngleDegree(0)
  61     , m_nInitialVerticalAngleDegree(0)
  62     , m_nAdditionalHorizontalAngleDegree(0)
  63     , m_nAdditionalVerticalAngleDegree(0)
  64     , m_eRotationDirection(eRotationDirection)
  65     , m_bRightAngledAxes(false)
  66 {
  67     m_pScene = SelectionHelper::getSceneToRotate( rDrawViewWrapper.getNamedSdrObject( rObjectCID ) );
  68     SdrObject* pObj = rDrawViewWrapper.getSelectedObject();
  69     if(pObj && m_pScene)
  70     {
  71         m_aReferenceRect = pObj->GetLogicRect();
  72
  73         m_aWireframePolyPolygon = m_pScene->CreateWireframe();
  74
  75         uno::Reference< chart2::XDiagram > xDiagram( ChartModelHelper::findDiagram(getChartModel()) );
  76         uno::Reference< beans::XPropertySet > xDiagramProperties( xDiagram, uno::UNO_QUERY );
  77         if( xDiagramProperties.is() )
  78         {
  79             ThreeDHelper::getRotationFromDiagram( xDiagramProperties
  80                 , m_nInitialHorizontalAngleDegree, m_nInitialVerticalAngleDegree );
  81
  82             ThreeDHelper::getRotationAngleFromDiagram( xDiagramProperties
  83                 , m_fInitialXAngleRad, m_fInitialYAngleRad, m_fInitialZAngleRad );
  84
  85             if( ChartTypeHelper::isSupportingRightAngledAxes(
  86                 DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) ) )
  87                 xDiagramProperties->getPropertyValue("RightAngledAxes") >>= m_bRightAngledAxes;
  88             if(m_bRightAngledAxes)
  89             {
  90                 if( m_eRotationDirection==ROTATIONDIRECTION_Z )
  91                     m_eRotationDirection=ROTATIONDIRECTION_FREE;
  92                 ThreeDHelper::adaptRadAnglesForRightAngledAxes( m_fInitialXAngleRad, m_fInitialYAngleRad );
  93             }
  94         }
  95     }
  96 }
  97 DragMethod_RotateDiagram::~DragMethod_RotateDiagram()
  98 {
  99 }
 100 void DragMethod_RotateDiagram::TakeSdrDragComment(OUString& /*rStr*/) const
 101 {
 102 }
 103 bool DragMethod_RotateDiagram::BeginSdrDrag()
 104 {
 105     m_aStartPos = DragStat().GetStart();
 106     Show();
 107     return true;
 108 }
 109 void DragMethod_RotateDiagram::MoveSdrDrag(const Point& rPnt)
 110 {
 111     if( DragStat().CheckMinMoved(rPnt) )
 112     {
 113         Hide();
 114
 115         //calculate new angle
 116         double fX = F_PI / 2.0 * static_cast<double>(rPnt.Y() - m_aStartPos.Y())
 117             / (m_aReferenceRect.GetHeight() > 0 ? static_cast<double>(m_aReferenceRect.GetHeight()) : 1.0);
 118         double fY = F_PI * static_cast<double>(rPnt.X() - m_aStartPos.X())
 119             / (m_aReferenceRect.GetWidth() > 0 ? static_cast<double>(m_aReferenceRect.GetWidth()) : 1.0);
 120
 121         if( m_eRotationDirection != ROTATIONDIRECTION_Y )
 122             m_fAdditionalYAngleRad = fY;
 123         else
 124             m_fAdditionalYAngleRad = 0.0;
 125         if( m_eRotationDirection != ROTATIONDIRECTION_X )
 126             m_fAdditionalXAngleRad = fX;
 127         else
 128             m_fAdditionalXAngleRad = 0.0;
 129         m_fAdditionalZAngleRad = 0.0;
 130
 131         if( m_eRotationDirection == ROTATIONDIRECTION_Z )
 132         {
 133             m_fAdditionalXAngleRad = 0.0;
 134             m_fAdditionalYAngleRad = 0.0;
 135
 136             double fCx = m_aReferenceRect.Center().X();
 137             double fCy = m_aReferenceRect.Center().Y();
 138
 139             m_fAdditionalZAngleRad = atan((fCx - m_aStartPos.X())/(m_aStartPos.Y()-fCy))
 140                 + atan((fCx - rPnt.X())/(fCy-rPnt.Y()));
 141         }
 142
 143         m_nAdditionalHorizontalAngleDegree = static_cast<sal_Int32>(m_fAdditionalXAngleRad*180.0/F_PI);
 144         m_nAdditionalVerticalAngleDegree = -static_cast<sal_Int32>(m_fAdditionalYAngleRad*180.0/F_PI);
 145
 146         DragStat().NextMove(rPnt);
 147         Show();
 148     }
 149 }
 150 bool DragMethod_RotateDiagram::EndSdrDrag(bool /*bCopy*/)
 151 {
 152     Hide();
 153
 154     if( m_bRightAngledAxes || m_eRotationDirection==ROTATIONDIRECTION_Z )
 155     {
 156         double fResultX = m_fInitialXAngleRad + m_fAdditionalXAngleRad;
 157         double fResultY = m_fInitialYAngleRad + m_fAdditionalYAngleRad;
 158         double fResultZ = m_fInitialZAngleRad + m_fAdditionalZAngleRad;
 159
 160         if(m_bRightAngledAxes)
 161             ThreeDHelper::adaptRadAnglesForRightAngledAxes( fResultX, fResultY );
 162
 163         ThreeDHelper::setRotationAngleToDiagram( uno::Reference< beans::XPropertySet >( ChartModelHelper::findDiagram( getChartModel() ), uno::UNO_QUERY )
 164             , fResultX, fResultY, fResultZ );
 165     }
 166     else
 167     {
 168         ThreeDHelper::setRotationToDiagram( ( uno::Reference< beans::XPropertySet >( ChartModelHelper::findDiagram( getChartModel() ), uno::UNO_QUERY ) )
 169             , m_nInitialHorizontalAngleDegree+m_nAdditionalHorizontalAngleDegree, m_nInitialVerticalAngleDegree+m_nAdditionalVerticalAngleDegree );
 170     }
 171
 172     return true;
 173 }
 174 void DragMethod_RotateDiagram::CreateOverlayGeometry(sdr::overlay::OverlayManager& rOverlayManager)
 175 {
 176     ::basegfx::B3DHomMatrix aCurrentTransform;
 177     aCurrentTransform.translate( -FIXED_SIZE_FOR_3D_CHART_VOLUME/2.0,
 178                                  -FIXED_SIZE_FOR_3D_CHART_VOLUME/2.0,
 179                                  -FIXED_SIZE_FOR_3D_CHART_VOLUME/2.0 );
 180
 181     double fResultX = m_fInitialXAngleRad + m_fAdditionalXAngleRad;
 182     double fResultY = m_fInitialYAngleRad + m_fAdditionalYAngleRad;
 183     double fResultZ = m_fInitialZAngleRad + m_fAdditionalZAngleRad;
 184
 185     if(!m_bRightAngledAxes)
 186     {
 187         if( m_eRotationDirection!=ROTATIONDIRECTION_Z )
 188         {
 189             ThreeDHelper::convertElevationRotationDegToXYZAngleRad(
 190                 m_nInitialHorizontalAngleDegree+m_nAdditionalHorizontalAngleDegree, -(m_nInitialVerticalAngleDegree+m_nAdditionalVerticalAngleDegree)
 191                 , fResultX, fResultY, fResultZ );
 192         }
 193         aCurrentTransform.rotate( fResultX, fResultY, fResultZ );
 194     }
 195     else
 196     {
 197         ThreeDHelper::adaptRadAnglesForRightAngledAxes( fResultX, fResultY );
 198         aCurrentTransform.shearXY(fResultY,-fResultX);
 199     }
 200
 201     if(m_aWireframePolyPolygon.count() && m_pScene)
 202     {
 203         const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(m_pScene->GetViewContact());
 204         const drawinglayer::geometry::ViewInformation3D& aViewInfo3D(rVCScene.getViewInformation3D());
 205         const basegfx::B3DHomMatrix aWorldToView(aViewInfo3D.getDeviceToView() * aViewInfo3D.getProjection() * aViewInfo3D.getOrientation());
 206         const basegfx::B3DHomMatrix aTransform(aWorldToView * aCurrentTransform);
 207
 208         // transform to relative scene coordinates
 209         basegfx::B2DPolyPolygon aPolyPolygon(basegfx::utils::createB2DPolyPolygonFromB3DPolyPolygon(m_aWireframePolyPolygon, aTransform));
 210
 211         // transform to 2D view coordinates
 212         aPolyPolygon.transform(rVCScene.getObjectTransformation());
 213
 214         sdr::overlay::OverlayPolyPolygonStripedAndFilled* pNew = new sdr::overlay::OverlayPolyPolygonStripedAndFilled(
 215             aPolyPolygon);
 216         rOverlayManager.add(*pNew);
 217         addToOverlayObjectList(pNew);
 218     }
 219 }
 220 } //namespace chart
 221
 222 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */