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tdeedu/kig/modes/normal.cpp

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// Copyright (C) 2002 Dominique Devriese <devriese@kde.org>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// This program 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 General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.
#include "normal.h"
#include "../kig/kig_view.h"
#include "../kig/kig_part.h"
#include "../kig/kig_document.h"
#include "../kig/kig_commands.h"
#include "../objects/object_factory.h"
#include "../objects/object_imp.h"
#include "../objects/object_drawer.h"
#include "../misc/kigpainter.h"
#include "popup.h"
#include "moving.h"
#include "macro.h"
#include "dragrectmode.h"
#include "typesdialog.h"
#include <kcursor.h>
#include <tdeaction.h>
#include <kcommand.h>
#include <tdelocale.h>
#include <algorithm>
#include <functional>
using namespace std;
void NormalMode::enableActions()
{
KigMode::enableActions();
mdoc.enableConstructActions( true );
mdoc.aSelectAll->setEnabled( true );
mdoc.aDeselectAll->setEnabled( true );
mdoc.aInvertSelection->setEnabled( true );
mdoc.aDeleteObjects->setEnabled( true );
mdoc.aShowHidden->setEnabled( true );
mdoc.aNewMacro->setEnabled( true );
mdoc.aConfigureTypes->setEnabled( true );
mdoc.history()->updateActions();
}
void NormalMode::deleteObjects()
{
std::vector<ObjectHolder*> sel( sos.begin(), sos.end() );
mdoc.delObjects( sel );
sos.clear();
}
void NormalMode::selectObject( ObjectHolder* o )
{
sos.insert( o );
}
void NormalMode::selectObjects( const std::vector<ObjectHolder*>& os )
{
// hehe, don't you love this c++ stuff ;)
std::for_each( os.begin(), os.end(),
std::bind(
std::mem_fn( &NormalMode::selectObject ), this, std::placeholders::_1 ) );
}
void NormalMode::unselectObject( ObjectHolder* o )
{
sos.erase( o );
}
void NormalMode::clearSelection()
{
sos.clear();
}
// KigDocumentPopup* NormalMode::popup( KigDocument* )
// {
// return 0;
// }
void NormalMode::showHidden()
{
mdoc.showObjects( mdoc.document().objects() );
}
void NormalMode::newMacro()
{
DefineMacroMode m( mdoc );
mdoc.runMode( &m );
}
void NormalMode::redrawScreen( KigWidget* w )
{
// unselect removed objects..
std::vector<ObjectHolder*> nsos;
const std::set<ObjectHolder*> docobjs = mdoc.document().objectsSet();
std::set_intersection( docobjs.begin(), docobjs.end(), sos.begin(), sos.end(),
std::back_inserter( nsos ) );
sos = std::set<ObjectHolder*>( nsos.begin(), nsos.end() );
w->redrawScreen( nsos, true );
w->updateScrollBars();
}
void NormalMode::editTypes()
{
TypesDialog d( mdoc.widget(), mdoc );
d.exec();
}
NormalMode::NormalMode( KigPart& d )
: BaseMode( d )
{
}
NormalMode::~NormalMode()
{
}
void NormalMode::dragRect( const TQPoint& p, KigWidget& w )
{
DragRectMode d( p, mdoc, w );
mdoc.runMode( &d );
KigPainter pter( w.screenInfo(), &w.stillPix, mdoc.document() );
if ( ! d.cancelled() )
{
std::vector<ObjectHolder*> sel = d.ret();
if ( d.needClear() )
{
pter.drawObjects( sos.begin(), sos.end(), false );
clearSelection();
};
selectObjects( sel );
pter.drawObjects( sel, true );
};
w.updateCurPix( pter.overlay() );
w.updateWidget();
}
void NormalMode::dragObject( const std::vector<ObjectHolder*>& oco, const TQPoint& pco,
KigWidget& w, bool ctrlOrShiftDown )
{
// first determine what to move...
if( sos.find( oco.front() ) == sos.end() )
{
// the user clicked on something that is currently not
// selected... --> we select it, taking the Ctrl- and
// Shift-buttons into account...
if ( !ctrlOrShiftDown ) clearSelection();
selectObject(oco.front());
}
std::vector<ObjectHolder*> sosv( sos.begin(), sos.end() );
MovingMode m( sosv, w.fromScreen( pco ), w, mdoc );
mdoc.runMode( &m );
}
void NormalMode::leftClickedObject( ObjectHolder* o, const TQPoint&,
KigWidget& w, bool ctrlOrShiftDown )
{
KigPainter pter( w.screenInfo(), &w.stillPix, mdoc.document() );
if ( ! o )
{
pter.drawObjects( sos.begin(), sos.end(), false );
clearSelection();
}
else if( sos.find( o ) == sos.end() )
{
// clicked on an object that wasn't selected....
if (!ctrlOrShiftDown)
{
pter.drawObjects( sos.begin(), sos.end(), false );
clearSelection();
};
pter.drawObject( o, true );
selectObject( o );
}
else
{
// clicked on an object that was selected....
pter.drawObject( o, false );
unselectObject( o );
};
w.updateCurPix( pter.overlay() );
w.updateWidget();
}
void NormalMode::midClicked( const TQPoint& p, KigWidget& w )
{
ObjectHolder* pto = ObjectFactory::instance()->sensiblePoint( w.fromScreen( p ), mdoc.document(), w );
pto->calc( mdoc.document() );
mdoc.addObject( pto );
// refresh the screen...
// not necessary, done by addObjects, which calls NormalMode::redrawScreen..
// w.redrawScreen();
// w.updateScrollBars();
}
void NormalMode::rightClicked( const std::vector<ObjectHolder*>& os,
const TQPoint& plc,
KigWidget& w )
{
// saving the current cursor position
TQPoint pt = TQCursor::pos();
if( !os.empty() )
{
ObjectHolder* o = 0;
int id = ObjectChooserPopup::getObjectFromList( pt, &w, os );
if ( id >= 0 )
o = os[id];
else
return;
if( sos.find( o ) == sos.end() )
{
clearSelection();
selectObject( o );
};
// show a popup menu...
std::vector<ObjectHolder*> sosv( sos.begin(), sos.end() );
NormalModePopupObjects p( mdoc, w, *this, sosv, plc );
p.exec( pt );
}
else
{
NormalModePopupObjects p( mdoc, w, *this, std::vector<ObjectHolder*>(), plc );
p.exec( pt );
};
}
void NormalMode::mouseMoved( const std::vector<ObjectHolder*>& os,
const TQPoint& plc,
KigWidget& w,
bool )
{
w.updateCurPix();
if( os.empty() )
{
w.setCursor( KCursor::arrowCursor() );
mdoc.emitStatusBarText( 0 );
w.updateWidget();
}
else
{
// the cursor is over an object, show object type next to cursor
// and set statusbar text
w.setCursor( KCursor::handCursor() );
int id = ObjectChooserPopup::getObjectFromList( plc, &w, os, false );
TQString stat = id == 0 ? os.front()->selectStatement() : i18n( "Which object?" );
// statusbar text
mdoc.emitStatusBarText( stat );
KigPainter p( w.screenInfo(), &w.curPix, mdoc.document() );
// set the text next to the arrow cursor
TQPoint point = plc;
point.setX(point.x()+15);
p.drawTextStd( point, stat );
w.updateWidget( p.overlay() );
};
}
void NormalMode::selectAll()
{
const std::vector<ObjectHolder*> os = mdoc.document().objects();
selectObjects( os );
mdoc.redrawScreen();
}
void NormalMode::deselectAll()
{
clearSelection();
mdoc.redrawScreen();
}
void NormalMode::invertSelection()
{
std::vector<ObjectHolder*> os = mdoc.document().objects();
std::set<ObjectHolder*> oldsel = sos;
clearSelection();
for ( std::vector<ObjectHolder*>::const_iterator i = os.begin();
i != os.end(); ++i )
if ( oldsel.find( *i ) == oldsel.end() )
sos.insert( *i );
mdoc.redrawScreen();
}