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koffice/karbon/tools/vellipsetool.cc

280 lines
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/* 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 <tqgroupbox.h>
#include <tqlabel.h>
#include <tdelocale.h>
#include "KoUnitWidgets.h"
#include <KoUnit.h>
#include <kcombobox.h>
#include <knuminput.h>
#include <karbon_view.h>
#include <karbon_part.h>
#include <shapes/vellipse.h>
#include "vellipsetool.h"
#include "vglobal.h"
VEllipseOptionsWidget::VEllipseOptionsWidget( KarbonPart *part, TQWidget *parent, const char *name )
: KDialogBase( parent, name, true, i18n( "Insert Ellipse" ), Ok | Cancel ), m_part( part )
{
TQGroupBox *group = new TQGroupBox( 2, Qt::Horizontal, i18n( "Properties" ), this );
new TQLabel( i18n( "Type:" ), group );
m_type = new KComboBox( false, group );
m_type->insertItem( i18n( "Full" ), VEllipse::full );
m_type->insertItem( i18n( "Section" ), VEllipse::section );
m_type->insertItem( i18n( "Pie" ), VEllipse::cut );
m_type->insertItem( i18n( "Arc" ), VEllipse::arc );
connect( m_type, TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( typeChanged( int ) ) );
// add width/height-input:
m_widthLabel = new TQLabel( i18n( "object width", "Width:" ), group );
m_width = new KoUnitDoubleSpinBox( group, 0.0, 1000.0, 0.5, 100.0, KoUnit::U_MM );
m_heightLabel = new TQLabel( i18n( "Height:" ), group );
m_height = new KoUnitDoubleSpinBox( group, 0.0, 1000.0, 0.5, 100.0, KoUnit::U_MM );
new TQLabel( i18n( "Start angle:" ), group );
m_startAngle = new KIntSpinBox( group );
m_startAngle->setMinValue( 0 );
m_startAngle->setMaxValue( 360 );
new TQLabel( i18n( "End angle:" ), group );
m_endAngle = new KIntSpinBox( group );
m_endAngle->setMinValue( 0 );
m_endAngle->setMaxValue( 360 );
typeChanged( VEllipse::full );
refreshUnit();
group->setInsideMargin( 4 );
group->setInsideSpacing( 2 );
setMainWidget( group );
setFixedSize( baseSize() );
}
void
VEllipseOptionsWidget::typeChanged( int type )
{
m_startAngle->setEnabled( type != VEllipse::full );
m_endAngle->setEnabled( type != VEllipse::full );
}
uint
VEllipseOptionsWidget::type() const
{
return m_type->currentItem();
}
uint
VEllipseOptionsWidget::startAngle() const
{
return m_startAngle->value();
}
uint
VEllipseOptionsWidget::endAngle() const
{
return m_endAngle->value();
}
double
VEllipseOptionsWidget::width() const
{
return m_width->value();
}
double
VEllipseOptionsWidget::height() const
{
return m_height->value();
}
void
VEllipseOptionsWidget::setWidth( double value )
{
m_width->changeValue( value );
}
void
VEllipseOptionsWidget::setHeight( double value )
{
m_height->changeValue( value );
}
void
VEllipseOptionsWidget::refreshUnit ()
{
m_width->setUnit( m_part->unit() );
m_height->setUnit( m_part->unit() );
}
VEllipseTool::VEllipseTool( KarbonView *view )
: VShapeTool( view, "tool_ellipse" )
{
// create config dialog:
m_optionsWidget = new VEllipseOptionsWidget( view->part() );
registerTool( this );
m_startAngle = m_endAngle = 0;
m_state = normal;
}
VEllipseTool::~VEllipseTool()
{
delete( m_optionsWidget );
}
void
VEllipseTool::refreshUnit()
{
m_optionsWidget->refreshUnit();
}
VPath*
VEllipseTool::shape( bool interactive ) const
{
if( interactive )
{
double d1 = m_optionsWidget->width() / 2.0;
double d2 = m_optionsWidget->height() / 2.0;
return
new VEllipse(
0L,
KoPoint( m_center.x() - d1, m_center.y() - d2 ),
d1 * 2.0, d2 * 2.0,
(VEllipse::VEllipseType)m_optionsWidget->type(),
m_optionsWidget->startAngle(),
m_optionsWidget->endAngle() );
}
else
return
new VEllipse(
0L,
KoPoint( m_center.x() - m_d1, m_center.y() - m_d2 ),
m_d1 * 2.0,
m_d2 * 2.0,
(VEllipse::VEllipseType)m_optionsWidget->type(),
m_startAngle, m_endAngle );
}
void
VEllipseTool::mouseMove()
{
if( m_state == normal )
return;
draw();
//recalc();
if( m_state == startangle )
{
m_startAngle = atan2( last().y() - m_center.y(), last().x() - m_center.x() );
m_startAngle = ( m_startAngle / VGlobal::pi_2 ) * 90.0;
if( m_startAngle < 0 )
m_startAngle += 360.0;
}
else
{
m_endAngle = atan2( last().y() - m_center.y(), last().x() - m_center.x() );
m_endAngle = ( m_endAngle / VGlobal::pi_2 ) * 90.0;
if( m_endAngle < 0 )
m_endAngle += 360.0;
}
draw();
}
void
VEllipseTool::mouseDragRelease()
{
if( m_optionsWidget->type() == VEllipse::full )
VShapeTool::mouseDragRelease();
if( m_state == normal )
if( m_optionsWidget->type() != VEllipse::full )
m_state = startangle;
}
void
VEllipseTool::mouseButtonPress()
{
if( m_state == normal )
{
VShapeTool::mouseButtonPress();
m_center = first();
}
}
void
VEllipseTool::mouseButtonRelease()
{
if( m_optionsWidget->type() == VEllipse::full || m_state == normal )
VShapeTool::mouseButtonRelease();
if( m_state == startangle )
m_state = endangle;
else if( m_state == endangle )
{
VShapeTool::mouseDragRelease();
m_startAngle = m_endAngle = 0;
m_state = normal;
}
}
void
VEllipseTool::cancel()
{
if( isDragging() )
VShapeTool::cancel();
else
draw();
m_startAngle = m_endAngle = 0;
m_state = normal;
}
bool
VEllipseTool::showDialog() const
{
return m_optionsWidget->exec() == TQDialog::Accepted;
}
void
VEllipseTool::setup( TDEActionCollection *collection )
{
m_action = static_cast<TDERadioAction *>(collection -> action( name() ) );
if( m_action == 0 )
{
m_action = new TDERadioAction( i18n( "Ellipse Tool" ), "14_ellipse", TQt::SHIFT+TQt::Key_H, this, TQT_SLOT( activate() ), collection, name() );
m_action->setToolTip( i18n( "Ellipse" ) );
m_action->setExclusiveGroup( "shapes" );
//m_ownAction = true;
}
}
#include "vellipsetool.moc"