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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: svdetc.cxx,v $
* $Revision: 1.35.18.2 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <svx/sdrhittesthelper.hxx>
#include <svx/obj3d.hxx>
#include <svx/helperhittest3d.hxx>
#include <svx/sdrpagewindow.hxx>
#include <svx/sdr/contact/viewobjectcontact.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <svx/sdr/contact/objectcontact.hxx>
#include <drawinglayer/processor2d/hittestprocessor2d.hxx>
#include <svx/svdpagv.hxx>
#include <svx/sdr/contact/viewcontact.hxx>
////////////////////////////////////////////////////////////////////////////////////////////////////
// #i101872# new Object HitTest as View-tooling
SdrObject* SdrObjectPrimitiveHit(
const SdrObject& rObject,
const Point& rPnt,
sal_uInt16 nTol,
const SdrPageView& rSdrPageView,
const SetOfByte* pVisiLayer,
bool bTextOnly)
{
SdrObject* pResult = 0;
if(rObject.GetSubList() && rObject.GetSubList()->GetObjCount())
{
// group or scene with content. Single 3D objects also have a
// true == rObject.GetSubList(), but no content
pResult = SdrObjListPrimitiveHit(*rObject.GetSubList(), rPnt, nTol, rSdrPageView, pVisiLayer, bTextOnly);
}
else
{
if(!pVisiLayer || pVisiLayer->IsSet(rObject.GetLayer()))
{
// single object, 3d object, empty scene or empty group. Check if
// it's a single 3D object
const E3dCompoundObject* pE3dCompoundObject = dynamic_cast< const E3dCompoundObject* >(&rObject);
if(pE3dCompoundObject)
{
const basegfx::B2DPoint aHitPosition(rPnt.X(), rPnt.Y());
if(checkHitSingle3DObject(aHitPosition, *pE3dCompoundObject))
{
pResult = const_cast< E3dCompoundObject* >(pE3dCompoundObject);
}
}
else
{
// not a single 3D object; Check in first PageWindow using prmitives (only SC
// with split views uses multiple PageWindows nowadays)
if(rSdrPageView.PageWindowCount())
{
const double fLogicTolerance(nTol);
const basegfx::B2DPoint aHitPosition(rPnt.X(), rPnt.Y());
const sdr::contact::ViewObjectContact& rVOC = rObject.GetViewContact().GetViewObjectContact(
rSdrPageView.GetPageWindow(0)->GetObjectContact());
if(ViewObjectContactPrimitiveHit(rVOC, aHitPosition, fLogicTolerance, bTextOnly))
{
pResult = const_cast< SdrObject* >(&rObject);
}
}
}
}
}
return pResult;
}
/////////////////////////////////////////////////////////////////////
SdrObject* SdrObjListPrimitiveHit(
const SdrObjList& rList,
const Point& rPnt,
sal_uInt16 nTol,
const SdrPageView& rSdrPageView,
const SetOfByte* pVisiLayer,
bool bTextOnly)
{
sal_uInt32 nObjNum(rList.GetObjCount());
SdrObject* pRetval = 0;
while(!pRetval && nObjNum > 0)
{
nObjNum--;
SdrObject* pObj = rList.GetObj(nObjNum);
pRetval = SdrObjectPrimitiveHit(*pObj, rPnt, nTol, rSdrPageView, pVisiLayer, bTextOnly);
}
return pRetval;
}
/////////////////////////////////////////////////////////////////////
bool ViewObjectContactPrimitiveHit(
const sdr::contact::ViewObjectContact& rVOC,
const basegfx::B2DPoint& rHitPosition,
double fLogicHitTolerance,
bool bTextOnly)
{
basegfx::B2DRange aObjectRange(rVOC.getObjectRange());
if(!aObjectRange.isEmpty())
{
// first do a rough B2DRange based HitTest; do not forget to
// include the HitTolerance if given
if(basegfx::fTools::more(fLogicHitTolerance, 0.0))
{
aObjectRange.grow(fLogicHitTolerance);
}
if(aObjectRange.isInside(rHitPosition))
{
// get primitive sequence
sdr::contact::DisplayInfo aDisplayInfo;
const drawinglayer::primitive2d::Primitive2DSequence& rSequence(rVOC.getPrimitive2DSequence(aDisplayInfo));
if(rSequence.hasElements())
{
// create a HitTest processor
const drawinglayer::geometry::ViewInformation2D& rViewInformation2D = rVOC.GetObjectContact().getViewInformation2D();
drawinglayer::processor2d::HitTestProcessor2D aHitTestProcessor2D(
rViewInformation2D,
rHitPosition,
fLogicHitTolerance,
bTextOnly);
// feed it with the primitives
aHitTestProcessor2D.process(rSequence);
// deliver result
return aHitTestProcessor2D.getHit();
}
}
}
return false;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// eof
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