vpolygontool.cpp

/* This file is part of the KDE project
   Copyright (C) 2001, 2002, 2003 The Karbon Developers
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
 
#include <tqlabel.h>
#include <tqgroupbox.h>
 
#include <kdialogbase.h>
#include <tdelocale.h>
#include <KoUnitWidgets.h>
 
#include <karbon_view.h>
#include <karbon_part.h>
#include <shapes/vstar.h>
#include "vpolygontool.h"
 
VPolygonTool::VPolygonOptionsWidget::VPolygonOptionsWidget( KarbonView *view, TQWidget* parent, const char* name )
    : KDialogBase( parent, name, true, i18n( "Insert Polygon" ), Ok | Cancel ), m_view(view)
{
    TQGroupBox *group = new TQGroupBox( 2, TQt::Horizontal, i18n( "Properties" ), this );
 
    new TQLabel( i18n( "Radius:" ), group );
    m_radius = new KoUnitDoubleSpinBox( group, 0.0, 1000.0, 0.5, 50.0, KoUnit::U_MM );
    refreshUnit();
    new TQLabel( i18n( "Edges:" ), group );
    m_edges = new KIntSpinBox( group );
    m_edges->setMinValue( 3 );
 
    group->setInsideMargin( 4 );
    group->setInsideSpacing( 2 );
 
    setMainWidget( group );
    //setFixedSize( baseSize() );
}
 
double
VPolygonTool::VPolygonOptionsWidget::radius() const
{
    return m_radius->value();
}
 
uint
VPolygonTool::VPolygonOptionsWidget::edges() const
{
    return m_edges->value();
}
 
void
VPolygonTool::VPolygonOptionsWidget::setRadius( double value )
{
    m_radius->changeValue( value );
}
 
void
VPolygonTool::VPolygonOptionsWidget::setEdges( uint value )
{
    m_edges->setValue( value );
}
 
void
VPolygonTool::VPolygonOptionsWidget::refreshUnit()
{
    m_radius->setUnit( m_view->part()->unit() );
}
 
VPolygonTool::VPolygonTool( KarbonView *view )
    : VShapeTool( view, "tool_polygon", true )
{
    // create config dialog:
    m_optionsWidget = new VPolygonOptionsWidget( view );
    m_optionsWidget->setEdges( 5 );
    registerTool( this );
}
 
VPolygonTool::~VPolygonTool()
{
    delete( m_optionsWidget );
}
 
void
VPolygonTool::refreshUnit()
{
    m_optionsWidget->refreshUnit();
}
 
void
VPolygonTool::arrowKeyReleased( TQt::Key key )
{
    int change = 0;
    if( key == TQt::Key_Up )
        change = 1;
    else if( key == TQt::Key_Down )
        change = -1;
 
    if( change != 0 )
    {
        draw();
 
        m_optionsWidget->setEdges( m_optionsWidget->edges() + change );
 
        draw();
    }
}
 
VPath*
VPolygonTool::shape( bool interactive ) const
{
    if( interactive )
    {
        return
            new VStar(
                0L,
                m_p,
                m_optionsWidget->radius(),
                m_optionsWidget->radius(),
                m_optionsWidget->edges(), 0, 0, 0, VStar::polygon );
    }
    else
        return
            new VStar(
                0L,
                m_p,
                m_d1, m_d1,
                m_optionsWidget->edges(),
                m_d2, 0, 0, VStar::polygon );
}
 
bool
VPolygonTool::showDialog() const
{
    return m_optionsWidget->exec() == TQDialog::Accepted;
}
 
void
VPolygonTool::setup( TDEActionCollection *collection )
{
    m_action = static_cast<TDERadioAction *>(collection -> action( name() ) );
 
    if( m_action == 0 )
    {
        TDEShortcut shortcut( TQt::Key_Plus );
        shortcut.append(TDEShortcut( TQt::Key_F9 ) );
        m_action = new TDERadioAction( i18n( "Polygon Tool" ), "14_polygon", shortcut, this, TQ_SLOT( activate() ), collection, name() );
        m_action->setToolTip( i18n( "Polygon" ) );
        m_action->setExclusiveGroup( "shapes" );
        //m_ownAction = true;
    }
}