Files
libreoffice/svx/source/dialog/connctrl.cxx
2011-03-29 21:40:28 +01:00

309 lines
10 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
// include ---------------------------------------------------------------
#include <svx/svdoedge.hxx>
#include <svx/svdattrx.hxx>
#include <svx/svdmark.hxx>
#include <svx/svdview.hxx>
#include <svx/svdpage.hxx> // SdrObjList
#include "svx/connctrl.hxx"
#include <svx/dialmgr.hxx>
#include "svx/dlgutil.hxx"
#include <svx/sdr/contact/objectcontactofobjlistpainter.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <vcl/svapp.hxx>
SvxXConnectionPreview::SvxXConnectionPreview( Window* pParent, const ResId& rResId,
const SfxItemSet& rInAttrs ) :
Control ( pParent, rResId ),
rAttrs ( rInAttrs ),
pEdgeObj( NULL ),
pObjList( NULL ),
pView ( NULL )
{
SetMapMode( MAP_100TH_MM );
SetStyles();
}
SvxXConnectionPreview::~SvxXConnectionPreview()
{
delete pObjList;
}
void SvxXConnectionPreview::Construct()
{
DBG_ASSERT( pView, "No valid view is passed on! ");
const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
sal_uIntPtr nMarkCount = rMarkList.GetMarkCount();
if( nMarkCount >= 1 )
{
sal_Bool bFound = sal_False;
const SdrObject* pObj = rMarkList.GetMark(0)->GetMarkedSdrObj();
for( sal_uInt16 i = 0; i < nMarkCount && !bFound; i++ )
{
pObj = rMarkList.GetMark( i )->GetMarkedSdrObj();
sal_uInt32 nInv = pObj->GetObjInventor();
sal_uInt16 nId = pObj->GetObjIdentifier();
if( nInv == SdrInventor && nId == OBJ_EDGE )
{
bFound = sal_True;
SdrEdgeObj* pTmpEdgeObj = (SdrEdgeObj*) pObj;
pEdgeObj = (SdrEdgeObj*) pTmpEdgeObj->Clone();
SdrObjConnection& rConn1 = (SdrObjConnection&)pEdgeObj->GetConnection( sal_True );
SdrObjConnection& rConn2 = (SdrObjConnection&)pEdgeObj->GetConnection( sal_False );
rConn1 = pTmpEdgeObj->GetConnection( sal_True );
rConn2 = pTmpEdgeObj->GetConnection( sal_False );
SdrObject* pTmpObj1 = pTmpEdgeObj->GetConnectedNode( sal_True );
SdrObject* pTmpObj2 = pTmpEdgeObj->GetConnectedNode( sal_False );
// potential memory leak here (!). Create SdrObjList only when there is
// not yet one.
if(!pObjList)
{
pObjList = new SdrObjList( pView->GetModel(), NULL );
}
if( pTmpObj1 )
{
SdrObject* pObj1 = pTmpObj1->Clone();
pObjList->InsertObject( pObj1 );
pEdgeObj->ConnectToNode( sal_True, pObj1 );
}
if( pTmpObj2 )
{
SdrObject* pObj2 = pTmpObj2->Clone();
pObjList->InsertObject( pObj2 );
pEdgeObj->ConnectToNode( sal_False, pObj2 );
}
pObjList->InsertObject( pEdgeObj );
}
}
}
if( !pEdgeObj )
pEdgeObj = new SdrEdgeObj();
// Adapt size
if( pObjList )
{
OutputDevice* pOD = pView->GetFirstOutputDevice(); // GetWin( 0 );
Rectangle aRect = pObjList->GetAllObjBoundRect();
MapMode aMapMode = GetMapMode();
aMapMode.SetMapUnit( pOD->GetMapMode().GetMapUnit() );
SetMapMode( aMapMode );
MapMode aDisplayMap( aMapMode );
Point aNewPos;
Size aNewSize;
const Size aWinSize = PixelToLogic( GetOutputSizePixel(), aDisplayMap );
const long nWidth = aWinSize.Width();
const long nHeight = aWinSize.Height();
double fRectWH = (double) aRect.GetWidth() / aRect.GetHeight();
double fWinWH = (double) nWidth / nHeight;
// Adapt bitmap to Thumb size (not here!)
if ( fRectWH < fWinWH)
{
aNewSize.Width() = (long) ( (double) nHeight * fRectWH );
aNewSize.Height()= nHeight;
}
else
{
aNewSize.Width() = nWidth;
aNewSize.Height()= (long) ( (double) nWidth / fRectWH );
}
Fraction aFrac1( aWinSize.Width(), aRect.GetWidth() );
Fraction aFrac2( aWinSize.Height(), aRect.GetHeight() );
Fraction aMinFrac( aFrac1 <= aFrac2 ? aFrac1 : aFrac2 );
// Implement MapMode
aDisplayMap.SetScaleX( aMinFrac );
aDisplayMap.SetScaleY( aMinFrac );
// Centering
aNewPos.X() = ( nWidth - aNewSize.Width() ) >> 1;
aNewPos.Y() = ( nHeight - aNewSize.Height() ) >> 1;
aDisplayMap.SetOrigin( LogicToLogic( aNewPos, aMapMode, aDisplayMap ) );
SetMapMode( aDisplayMap );
// Origin
aNewPos = aDisplayMap.GetOrigin();
aNewPos -= Point( aRect.TopLeft().X(), aRect.TopLeft().Y() );
aDisplayMap.SetOrigin( aNewPos );
SetMapMode( aDisplayMap );
Point aPos;
MouseEvent aMEvt( aPos, 1, 0, MOUSE_RIGHT );
MouseButtonDown( aMEvt );
}
}
void SvxXConnectionPreview::Paint( const Rectangle& )
{
if( pObjList )
{
// #110094#
// This will not work anymore. To not start at Adam and Eve, i will
// ATM not try to change all this stuff to really using an own model
// and a view. I will just try to provide a mechanism to paint such
// objects without own model and without a page/view with the new
// mechanism.
// New stuff: Use a ObjectContactOfObjListPainter.
sdr::contact::SdrObjectVector aObjectVector;
for(sal_uInt32 a(0L); a < pObjList->GetObjCount(); a++)
{
SdrObject* pObject = pObjList->GetObj(a);
DBG_ASSERT(pObject,
"SvxXConnectionPreview::Paint: Corrupt ObjectList (!)");
aObjectVector.push_back(pObject);
}
sdr::contact::ObjectContactOfObjListPainter aPainter(*this, aObjectVector, 0);
sdr::contact::DisplayInfo aDisplayInfo;
// do processing
aPainter.ProcessDisplay(aDisplayInfo);
}
}
void SvxXConnectionPreview::SetAttributes( const SfxItemSet& rInAttrs )
{
pEdgeObj->SetMergedItemSetAndBroadcast(rInAttrs);
Invalidate();
}
// Get number of lines which are offset based on the preview object
sal_uInt16 SvxXConnectionPreview::GetLineDeltaAnz()
{
const SfxItemSet& rSet = pEdgeObj->GetMergedItemSet();
sal_uInt16 nCount(0);
if(SFX_ITEM_DONTCARE != rSet.GetItemState(SDRATTR_EDGELINEDELTAANZ))
nCount = ((const SdrEdgeLineDeltaAnzItem&)rSet.Get(SDRATTR_EDGELINEDELTAANZ)).GetValue();
return nCount;
}
void SvxXConnectionPreview::MouseButtonDown( const MouseEvent& rMEvt )
{
sal_Bool bZoomIn = rMEvt.IsLeft() && !rMEvt.IsShift();
sal_Bool bZoomOut = rMEvt.IsRight() || rMEvt.IsShift();
sal_Bool bCtrl = rMEvt.IsMod1();
if( bZoomIn || bZoomOut )
{
MapMode aMapMode = GetMapMode();
Fraction aXFrac = aMapMode.GetScaleX();
Fraction aYFrac = aMapMode.GetScaleY();
Fraction* pMultFrac;
if( bZoomIn )
{
if( bCtrl )
pMultFrac = new Fraction( 3, 2 );
else
pMultFrac = new Fraction( 11, 10 );
}
else
{
if( bCtrl )
pMultFrac = new Fraction( 2, 3 );
else
pMultFrac = new Fraction( 10, 11 );
}
aXFrac *= *pMultFrac;
aYFrac *= *pMultFrac;
if( (double)aXFrac > 0.001 && (double)aXFrac < 1000.0 &&
(double)aYFrac > 0.001 && (double)aYFrac < 1000.0 )
{
aMapMode.SetScaleX( aXFrac );
aMapMode.SetScaleY( aYFrac );
SetMapMode( aMapMode );
Size aOutSize( GetOutputSize() );
Point aPt( aMapMode.GetOrigin() );
long nX = (long)( ( (double)aOutSize.Width() - ( (double)aOutSize.Width() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
long nY = (long)( ( (double)aOutSize.Height() - ( (double)aOutSize.Height() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
aPt.X() += nX;
aPt.Y() += nY;
aMapMode.SetOrigin( aPt );
SetMapMode( aMapMode );
Invalidate();
}
delete pMultFrac;
}
}
void SvxXConnectionPreview::SetStyles()
{
const StyleSettings& rStyles = Application::GetSettings().GetStyleSettings();
SetDrawMode( GetSettings().GetStyleSettings().GetHighContrastMode() ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR );
SetBackground( Wallpaper( Color( rStyles.GetFieldColor() ) ) );
}
void SvxXConnectionPreview::DataChanged( const DataChangedEvent& rDCEvt )
{
Control::DataChanged( rDCEvt );
if ( (rDCEvt.GetType() == DATACHANGED_SETTINGS) && (rDCEvt.GetFlags() & SETTINGS_STYLE) )
{
SetStyles();
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */