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tdeedu/kig/objects/point_imp.cc

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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 "point_imp.h"
#include "bogus_imp.h"
#include "../misc/kigtransform.h"
#include "../misc/kigpainter.h"
#include "../misc/coordinate_system.h"
#include "../kig/kig_document.h"
#include "../kig/kig_view.h"
#include <klocale.h>
PointImp::PointImp( const Coordinate& c )
: mc( c )
{
}
Coordinate PointImp::attachPoint() const
{
return mc;
// return Coordinate::invalidCoord();
}
void PointImp::draw( KigPainter& p ) const
{
p.drawFatPoint( mc );
}
bool PointImp::tqcontains( const Coordinate& p, int width, const KigWidget& w ) const
{
int twidth = width == -1 ? 5 : width;
return (p - mc).length() - twidth*w.screenInfo().pixelWidth() < 0;
}
bool PointImp::inRect( const Rect& r, int width, const KigWidget& w ) const
{
double am = w.screenInfo().normalMiss( width );
return r.tqcontains( mc, am );
}
const uint PointImp::numberOfProperties() const
{
return Parent::numberOfProperties() + 3;
}
const QCStringList PointImp::propertiesInternalNames() const
{
QCStringList l = Parent::propertiesInternalNames();
l << "coordinate";
l << "coordinate-x";
l << "coordinate-y";
assert( l.size() == PointImp::numberOfProperties() );
return l;
}
const QCStringList PointImp::properties() const
{
QCStringList l = Parent::properties();
l << I18N_NOOP( "Coordinate" );
l << I18N_NOOP( "X coordinate" );
l << I18N_NOOP( "Y coordinate" );
assert( l.size() == PointImp::numberOfProperties() );
return l;
}
const ObjectImpType* PointImp::impRequirementForProperty( uint which ) const
{
if ( which < Parent::numberOfProperties() )
return Parent::impRequirementForProperty( which );
else return PointImp::stype();
}
const char* PointImp::iconForProperty( uint which ) const
{
if ( which < Parent::numberOfProperties() )
return Parent::iconForProperty( which );
if ( which == Parent::numberOfProperties() )
return "pointxy"; // coordinate
if ( which == Parent::numberOfProperties() + 1 )
return "pointxy"; // coordinate-x
if ( which == Parent::numberOfProperties() + 2 )
return "pointxy"; // coordinate-y
else assert( false );
return "";
}
ObjectImp* PointImp::property( uint which, const KigDocument& d ) const
{
if ( which < Parent::numberOfProperties() )
return Parent::property( which, d );
if ( which == Parent::numberOfProperties() )
return new PointImp( mc );
if ( which == Parent::numberOfProperties() + 1 )
return new DoubleImp( mc.x );
if ( which == Parent::numberOfProperties() + 2 )
return new DoubleImp( mc.y );
// else assert( false );
return new InvalidImp;
}
PointImp::~PointImp()
{
}
PointImp* PointImp::copy() const
{
return new PointImp( mc );
}
ObjectImp* PointImp::transform( const Transformation& t ) const
{
Coordinate nc = t.apply( mc );
if ( nc.valid() ) return new PointImp( nc );
else return new InvalidImp();
}
void PointImp::setCoordinate( const Coordinate& c )
{
mc = c;
}
void PointImp::fillInNextEscape( TQString& s, const KigDocument& doc ) const
{
s = s.arg( doc.coordinateSystem().fromScreen( mc, doc ) );
}
void PointImp::visit( ObjectImpVisitor* vtor ) const
{
vtor->visit( this );
}
bool PointImp::equals( const ObjectImp& rhs ) const
{
return rhs.inherits( PointImp::stype() ) &&
static_cast<const PointImp&>( rhs ).coordinate() == coordinate();
}
bool PointImp::canFillInNextEscape() const
{
return true;
}
const ObjectImpType* PointImp::stype()
{
static const ObjectImpType t(
Parent::stype(), "point",
I18N_NOOP( "point" ),
I18N_NOOP( "Select this point" ),
I18N_NOOP( "Select point %1" ),
I18N_NOOP( "Remove a Point" ),
I18N_NOOP( "Add a Point" ),
I18N_NOOP( "Move a Point" ),
I18N_NOOP( "Attach to this point" ),
I18N_NOOP( "Show a Point" ),
I18N_NOOP( "Hide a Point" )
);
return &t;
}
const ObjectImpType* PointImp::type() const
{
return PointImp::stype();
}
bool PointImp::isPropertyDefinedOnOrThroughThisImp( uint which ) const
{
return Parent::isPropertyDefinedOnOrThroughThisImp( which );
}
Rect PointImp::surroundingRect() const
{
return Rect( mc, 0., 0. );
}
/*
*/
BogusPointImp::BogusPointImp( const Coordinate& c )
: PointImp( c )
{
}
BogusPointImp::~BogusPointImp()
{
}
const ObjectImpType* BogusPointImp::stype()
{
static const ObjectImpType t(
0, "boguspoint",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN",
"SHOULDNOTBESEEN"
);
return &t;
}
const ObjectImpType* BogusPointImp::type() const
{
return BogusPointImp::stype();
}