Files
libreoffice/svx/source/dialog/graphctl.cxx
2001-10-22 08:39:25 +00:00

695 lines
18 KiB
C++

/*************************************************************************
*
* $RCSfile: graphctl.cxx,v $
*
* $Revision: 1.7 $
*
* last change: $Author: mh $ $Date: 2001-10-22 09:39:25 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#if defined( OS2 ) || defined( WIN ) || defined( UNX ) || defined( WNT )
#include <stdlib.h> //wegen fcvt
#endif
#if defined(MAC) || defined(NETBSD) || defined (FREEBSD)
#if defined(NETBSD)
extern "C" {
#endif
char *fcvt(double value, int ndigit, int *decpt, int *sign);
#if defined(NETBSD)
}
#endif
#endif
#ifndef _SFXITEMPOOL_HXX //autogen
#include <svtools/itempool.hxx>
#endif
#pragma hdrstop
#ifndef _SV_WRKWIN_HXX
#include <vcl/wrkwin.hxx>
#endif
#ifndef _UNOTOOLS_LOCALEDATAWRAPPER_HXX
#include <unotools/localedatawrapper.hxx>
#endif
#ifndef _UNOTOOLS_PROCESSFACTORY_HXX
#include <comphelper/processfactory.hxx>
#endif
#include "graphctl.hxx"
#include "xoutbmp.hxx"
#include "svxids.hrc"
#include "svdpage.hxx"
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrlUserCall::Changed( const SdrObject& rObj, SdrUserCallType eType, const Rectangle& rOldBoundRect )
{
switch( eType )
{
case( SDRUSERCALL_MOVEONLY ):
case( SDRUSERCALL_RESIZE ):
rWin.SdrObjChanged( rObj );
break;
case( SDRUSERCALL_INSERTED ):
rWin.SdrObjCreated( rObj );
break;
default:
break;
}
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
GraphCtrl::GraphCtrl( Window* pParent, const WinBits nWinBits ) :
Control ( pParent, nWinBits ),
aMap100 ( MAP_100TH_MM ),
pModel ( NULL ),
pView ( NULL ),
eObjKind ( OBJ_NONE ),
nPolyEdit ( 0 ),
bEditMode ( FALSE ),
bSdrMode ( FALSE )
{
pUserCall = new GraphCtrlUserCall( *this );
aUpdateTimer.SetTimeout( 200 );
aUpdateTimer.SetTimeoutHdl( LINK( this, GraphCtrl, UpdateHdl ) );
aUpdateTimer.Start();
SetWinStyle( nWinBits );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
GraphCtrl::GraphCtrl( Window* pParent, const ResId& rResId ) :
Control ( pParent, rResId ),
aMap100 ( MAP_100TH_MM ),
pModel ( NULL ),
pView ( NULL ),
eObjKind ( OBJ_NONE ),
nPolyEdit ( 0 ),
bEditMode ( FALSE ),
bSdrMode ( FALSE ),
bAnim ( FALSE ),
nWinStyle ( 0 )
{
pUserCall = new GraphCtrlUserCall( *this );
aUpdateTimer.SetTimeout( 500 );
aUpdateTimer.SetTimeoutHdl( LINK( this, GraphCtrl, UpdateHdl ) );
aUpdateTimer.Start();
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
GraphCtrl::~GraphCtrl()
{
delete pView;
delete pModel;
delete pUserCall;
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SetWinStyle( WinBits nWinBits )
{
nWinStyle = nWinBits;
bAnim = ( nWinStyle & WB_ANIMATION ) == WB_ANIMATION;
bSdrMode = ( nWinStyle & WB_SDRMODE ) == WB_SDRMODE;
const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
SetBackground( Wallpaper( rStyleSettings.GetWindowColor() ) );
SetMapMode( aMap100 );
delete pView;
pView = NULL;
delete pModel;
pModel = NULL;
if ( bSdrMode )
InitSdrModel();
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::InitSdrModel()
{
SdrPage* pPage;
// alten Kram zerstoeren
delete pView;
delete pModel;
// Model anlegen
pModel = new SdrModel;
pModel->GetItemPool().FreezeIdRanges();
pModel->SetScaleUnit( aMap100.GetMapUnit() );
pModel->SetScaleFraction( Fraction( 1, 1 ) );
pModel->SetDefaultFontHeight( 500 );
pPage = new SdrPage( *pModel );
pPage->SetSize( aGraphSize );
pPage->SetBorder( 0, 0, 0, 0 );
pModel->InsertPage( pPage );
pModel->SetChanged( FALSE );
// View anlegen
pView = new GraphCtrlView( pModel, this );
pView->SetWorkArea( Rectangle( Point(), aGraphSize ) );
pView->SetHlplVisible( FALSE );
pView->SetGridVisible( FALSE );
pView->SetBordVisible( FALSE );
pView->SetPageVisible( FALSE );
pView->EnableExtendedMouseEventDispatcher( TRUE );
pView->ShowPagePgNum( 0, Point() );
pView->SetFrameDragSingles( TRUE );
pView->SetMarkedPointsSmooth( SDRPATHSMOOTH_SYMMETRIC );
pView->SetEditMode( TRUE );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SetGraphic( const Graphic& rGraphic, BOOL bNewModel )
{
// Bitmaps dithern wir ggf. fuer die Anzeige
if ( !bAnim && ( rGraphic.GetType() == GRAPHIC_BITMAP ) )
{
if ( rGraphic.IsTransparent() )
{
Bitmap aBmp( rGraphic.GetBitmap() );
DitherBitmap( aBmp );
aGraphic = Graphic( BitmapEx( aBmp, rGraphic.GetBitmapEx().GetMask() ) );
}
else
{
Bitmap aBmp( rGraphic.GetBitmap() );
DitherBitmap( aBmp );
aGraphic = aBmp;
}
}
else
aGraphic = rGraphic;
if ( aGraphic.GetPrefMapMode().GetMapUnit() == MAP_PIXEL )
aGraphSize = Application::GetDefaultDevice()->PixelToLogic( aGraphic.GetPrefSize(), aMap100 );
else
aGraphSize = OutputDevice::LogicToLogic( aGraphic.GetPrefSize(), aGraphic.GetPrefMapMode(), aMap100 );
if ( bSdrMode && bNewModel )
InitSdrModel();
if ( aGraphSizeLink.IsSet() )
aGraphSizeLink.Call( this );
Resize();
Invalidate();
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::Resize()
{
Control::Resize();
if ( aGraphSize.Width() && aGraphSize.Height() )
{
MapMode aDisplayMap( aMap100 );
Point aNewPos;
Size aNewSize;
const Size aWinSize = PixelToLogic( GetOutputSizePixel(), aDisplayMap );
const long nWidth = aWinSize.Width();
const long nHeight = aWinSize.Height();
double fGrfWH = (double) aGraphSize.Width() / aGraphSize.Height();
double fWinWH = (double) nWidth / nHeight;
// Bitmap an Thumbgroesse anpassen
if ( fGrfWH < fWinWH)
{
aNewSize.Width() = (long) ( (double) nHeight * fGrfWH );
aNewSize.Height()= nHeight;
}
else
{
aNewSize.Width() = nWidth;
aNewSize.Height()= (long) ( (double) nWidth / fGrfWH );
}
aNewPos.X() = ( nWidth - aNewSize.Width() ) >> 1;
aNewPos.Y() = ( nHeight - aNewSize.Height() ) >> 1;
// MapMode fuer Engine umsetzen
aDisplayMap.SetScaleX( Fraction( aNewSize.Width(), aGraphSize.Width() ) );
aDisplayMap.SetScaleY( Fraction( aNewSize.Height(), aGraphSize.Height() ) );
aDisplayMap.SetOrigin( LogicToLogic( aNewPos, aMap100, aDisplayMap ) );
SetMapMode( aDisplayMap );
}
Invalidate();
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::Paint( const Rectangle& rRect )
{
if ( aGraphic.GetType() != GRAPHIC_NONE )
aGraphic.Draw( this, Point(), aGraphSize );
if ( bSdrMode )
pView->InitRedraw( this , Region( rRect ) );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SdrObjChanged( const SdrObject& rObj )
{
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SdrObjCreated( const SdrObject& rObj )
{
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::MarkListHasChanged()
{
if ( aMarkObjLink.IsSet() )
aMarkObjLink.Call( this );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::KeyInput( const KeyEvent& rKEvt )
{
KeyCode aCode( rKEvt.GetKeyCode() );
BOOL bProc = FALSE;
switch ( aCode.GetCode() )
{
case KEY_ESCAPE:
{
if ( bSdrMode )
{
if ( pView->IsAction() )
{
pView->BrkAction();
bProc = TRUE;
}
else
pView->UnmarkAll();
}
}
break;
case KEY_DELETE:
case KEY_BACKSPACE:
{
if ( bSdrMode )
{
pView->DeleteMarked();
bProc = TRUE;
}
}
break;
case KEY_TAB:
{
if ( !aCode.IsMod1() && !aCode.IsMod2() )
{
// Wechsel zum naechten Objekt
if ( bSdrMode )
{
pView->MarkNextObj( !aCode.IsShift() );
bProc = TRUE;
}
}
}
break;
default:
break;
}
if ( !bProc )
Control::KeyInput( rKEvt );
else
ReleaseMouse();
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::MouseButtonDown( const MouseEvent& rMEvt )
{
if ( bSdrMode && ( rMEvt.GetClicks() < 2 ) )
{
const Point aLogPt( PixelToLogic( rMEvt.GetPosPixel() ) );
if ( !Rectangle( Point(), aGraphSize ).IsInside( aLogPt ) && !pView->IsEditMode() )
Control::MouseButtonDown( rMEvt );
else
{
// Focus anziehen fuer Key-Inputs
GrabFocus();
if ( nPolyEdit )
{
SdrViewEvent aVEvt;
SdrHitKind eHit = pView->PickAnything( rMEvt, SDRMOUSEBUTTONDOWN, aVEvt );
if ( nPolyEdit == SID_BEZIER_INSERT && eHit == SDRHIT_MARKEDOBJECT )
pView->BegInsObjPoint( aLogPt, rMEvt.IsMod1(), NULL, 0 );
else
pView->MouseButtonDown( rMEvt, this );
}
else
pView->MouseButtonDown( rMEvt, this );
}
SdrObject* pCreateObj = pView->GetCreateObj();
// Wir wollen das Inserten mitbekommen
if ( pCreateObj && !pCreateObj->GetUserCall() )
pCreateObj->SetUserCall( pUserCall );
SetPointer( pView->GetPreferedPointer( aLogPt, this ) );
}
else
Control::MouseButtonDown( rMEvt );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::MouseMove(const MouseEvent& rMEvt)
{
const Point aLogPos( PixelToLogic( rMEvt.GetPosPixel() ) );
if ( bSdrMode )
{
pView->MouseMove( rMEvt, this );
if( ( SID_BEZIER_INSERT == nPolyEdit ) &&
!pView->HitHandle( aLogPos, *this ) &&
!pView->IsInsObjPoint() )
{
SetPointer( POINTER_CROSS );
}
else
SetPointer( pView->GetPreferedPointer( aLogPos, this ) );
}
else
Control::MouseButtonUp( rMEvt );
if ( aMousePosLink.IsSet() )
{
if ( Rectangle( Point(), aGraphSize ).IsInside( aLogPos ) )
aMousePos = aLogPos;
else
aMousePos = Point();
aMousePosLink.Call( this );
}
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::MouseButtonUp(const MouseEvent& rMEvt)
{
if ( bSdrMode )
{
if ( pView->IsInsObjPoint() )
pView->EndInsObjPoint( SDRCREATE_FORCEEND );
else
pView->MouseButtonUp( rMEvt, this );
ReleaseMouse();
SetPointer( pView->GetPreferedPointer( PixelToLogic( rMEvt.GetPosPixel() ), this ) );
}
else
Control::MouseButtonUp( rMEvt );
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
SdrObject* GraphCtrl::GetSelectedSdrObject() const
{
SdrObject* pSdrObj = NULL;
if ( bSdrMode )
{
const SdrMarkList& rMarkList = pView->GetMarkList();
if ( rMarkList.GetMarkCount() == 1 )
pSdrObj = rMarkList.GetMark( 0 )->GetObj();
}
return pSdrObj;
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SetEditMode( const BOOL _bEditMode )
{
if ( bSdrMode )
{
pView->SetEditMode( bEditMode = _bEditMode );
pView->SetCurrentObj( eObjKind = OBJ_NONE );
}
else
bEditMode = FALSE;
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SetPolyEditMode( const USHORT _nPolyEdit )
{
if ( bSdrMode && ( _nPolyEdit != nPolyEdit ) )
{
nPolyEdit = _nPolyEdit;
pView->SetFrameDragSingles( nPolyEdit == 0 );
}
else
nPolyEdit = 0;
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
void GraphCtrl::SetObjKind( const SdrObjKind _eObjKind )
{
if ( bSdrMode )
{
pView->SetEditMode( bEditMode = FALSE );
pView->SetCurrentObj( eObjKind = _eObjKind );
}
else
eObjKind = OBJ_NONE;
}
/*************************************************************************
|*
|*
|*
\************************************************************************/
String GraphCtrl::GetStringFromDouble( const double& rDouble )
{
int nDec;
int nSign;
String aString( String::CreateFromAscii( fcvt( rDouble, 2, &nDec, &nSign ) ) );
String aStr;
LocaleDataWrapper aLocaleWrapper( ::comphelper::getProcessServiceFactory(), Application::GetSettings().GetLocale() );
sal_Unicode cSep = aLocaleWrapper.getNumDecimalSep().GetChar(0);
if ( nDec > -1 )
{
aString.Insert( cSep, nDec );
if ( !nDec )
aString.Insert( sal_Unicode('0'), 0 );
}
else
{
aString.Insert( sal_Unicode('0'), 0 );
aString.Insert( cSep, 0 );
aString.Insert( sal_Unicode('0'), 0 );
}
return aString;
}
/*************************************************************************
|*
|*
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\************************************************************************/
IMPL_LINK( GraphCtrl, UpdateHdl, Timer*, pTimer )
{
if ( aUpdateLink.IsSet() )
aUpdateLink.Call( this );
pTimer->Start();
return 0L;
}