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