vstyledocker.cpp

/* This file is part of the KDE project
   Made by Tomislav Lukman (tomislav.lukman@ck.tel.hr)
   Copyright (C) 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 <tqlayout.h>
#include <tqtabwidget.h>
#include <tqsize.h>
#include <tqhbuttongroup.h>
#include <tqtoolbutton.h>
 
#include <tdelocale.h>
#include <kiconloader.h>
#include <KoMainWindow.h>
#include <KoFilterManager.h>
#include <tdefiledialog.h>
 
#include "karbon_part.h"
#include "karbon_view.h"
#include "karbon_factory.h"
#include "karbon_resourceserver.h"
#include "karbon_drag.h"
#include "vselection.h"
#include "vlayer.h"
#include "vfill.h"
#include "vfillcmd.h"
#include "vtransformcmd.h"
 
#include "vstyledocker.h"
 
#include <unistd.h>
 
ClipartChooser::ClipartChooser( TQSize iconSize, TQWidget *parent, const char *name )
    : KoIconChooser( iconSize, parent, name )
{
    setDragEnabled( true );
}
 
void
ClipartChooser::startDrag()
{
    KoIconChooser::startDrag();
    KarbonDrag* kd = new KarbonDrag( this );
    VObjectList objects;
    VClipartIconItem *selectedClipart = (VClipartIconItem *)currentItem();
    double s = kMax( selectedClipart->originalWidth(), selectedClipart->originalHeight() );
    VObject *clipart = selectedClipart->clipart()->clone();
 
    TQWMatrix mat( s, 0, 0, -s, -( s / 2 ), ( s / 2 ) );
 
    VTransformCmd trafo( 0L, mat );
    trafo.visit( *clipart );
 
    objects.append( clipart );
    kd->setObjectList( objects );
    kd->dragCopy();
}
 
VStyleDocker::VStyleDocker( KarbonPart* part, KarbonView* parent, const char* /*name*/ )
    : TQWidget(), m_part ( part ), m_view( parent )
{
    setCaption( i18n( "Resources" ) );
 
    mTabWidget = new TQTabWidget( this );
 
    //Pattern
    KoPatternChooser *pPatternChooser = new KoPatternChooser( KarbonFactory::rServer()->patterns(), mTabWidget );
    pPatternChooser->setCaption( i18n( "Patterns" ) );
 
    connect( pPatternChooser, TQ_SIGNAL(selected( KoIconItem * ) ), this, TQ_SLOT( slotItemSelected( KoIconItem * )));
    connect( KarbonFactory::rServer(), TQ_SIGNAL( patternAdded( KoIconItem * )), pPatternChooser, TQ_SLOT( addPattern( KoIconItem * )));
    connect( KarbonFactory::rServer(), TQ_SIGNAL( patternRemoved( KoIconItem * )), pPatternChooser, TQ_SLOT( removePattern( KoIconItem * )));
    mTabWidget->addTab( pPatternChooser, i18n( "Patterns" ) );
 
    //Clipart
    ClipartWidget *pClipartWidget = new ClipartWidget( KarbonFactory::rServer()->cliparts(), part, mTabWidget );
    mTabWidget->addTab( pClipartWidget, i18n( "Clipart" ) );
 
    TQVBoxLayout *mainWidgetLayout = new TQVBoxLayout( this, 2 );
    mainWidgetLayout->addWidget( mTabWidget );
    mainWidgetLayout->activate();
    setMinimumHeight( 174 );
    setMinimumWidth( 194 );
}
 
VStyleDocker::~VStyleDocker()
{
}
 
void VStyleDocker::slotItemSelected( KoIconItem *item )
{
    VPattern *pattern = (VPattern *)item;
    if( !pattern ) return;
    kdDebug(38000) << "loading pattern : " << pattern->tilename().latin1() << endl;
    if( m_part && m_part->document().selection() )
    {
        VFill fill;
        fill.pattern() = *pattern;//.load( pattern->tilename() );
        //fill.setColor( *m_color );
        fill.setType( VFill::patt );
        m_part->addCommand( new VFillCmd( &m_part->document(), fill ), true );
    }
}
 
void
VStyleDocker::mouseReleaseEvent( TQMouseEvent * )
{
}
 
ClipartWidget::ClipartWidget( TQPtrList<VClipartIconItem>* clipartItems, KarbonPart *part, TQWidget* parent )
    : TQWidget( parent ), m_part( part )
{
    TDEIconLoader il;
 
    TQVBoxLayout* layout = new TQVBoxLayout( this );
    layout->addWidget( m_clipartChooser = new ClipartChooser( TQSize( 32, 32 ), this ) );
    layout->addWidget( m_buttonGroup = new TQHButtonGroup( this ) );
    TQToolButton* m_addClipartButton;
    m_buttonGroup->insert( m_addClipartButton = new TQToolButton( m_buttonGroup ) );
    m_buttonGroup->insert( m_importClipartButton = new TQToolButton( m_buttonGroup ) );
    m_buttonGroup->insert( m_deleteClipartButton = new TQToolButton( m_buttonGroup ) );
    m_addClipartButton->setIconSet( SmallIcon( "14_layer_newlayer" ) );
    m_addClipartButton->setTextLabel( i18n( "Add" ) );
    m_importClipartButton->setIconSet( SmallIcon( "fileimport" ) );
    m_importClipartButton->setTextLabel( i18n( "Import" ) );
    m_deleteClipartButton->setIconSet( SmallIcon( "14_layer_deletelayer" ) );
    m_deleteClipartButton->setTextLabel( i18n( "Delete" ) );
 
    m_buttonGroup->setInsideMargin( 3 );
 
    //setFrameStyle( Box | Sunken );
    layout->setMargin( 3 );
 
    connect( m_buttonGroup, TQ_SIGNAL( clicked( int ) ), this, TQ_SLOT( slotButtonClicked( int ) ) );
    //connect( m_deleteClipartButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( deleteClipart() ) );
    connect( m_clipartChooser, TQ_SIGNAL( selected( KoIconItem* ) ), this, TQ_SLOT( clipartSelected( KoIconItem* ) ) );
 
    m_clipartChooser->setAutoDelete( false );
    VClipartIconItem* item = 0L;
 
    for( item = clipartItems->first(); item; item = clipartItems->next() )
        m_clipartChooser->addItem( item );
 
    m_clipartItem = ( clipartItems->first() ) ? clipartItems->first()->clone() : 0;
    if( !m_clipartItem )
        m_deleteClipartButton->setEnabled( false );
}
 
ClipartWidget::~ClipartWidget()
{
    delete m_clipartItem;
}
 
VClipartIconItem* ClipartWidget::selectedClipart()
{
    return m_clipartItem;
}
 
void
ClipartWidget::clipartSelected( KoIconItem* item )
{
    if( item )
    {
        delete m_clipartItem;
        VClipartIconItem* clipartItem = ( VClipartIconItem* ) item;
        m_deleteClipartButton->setEnabled( clipartItem->canDelete() );
        m_selectedItem = clipartItem;
        m_clipartItem = clipartItem->clone();
    }
}
 
void
ClipartWidget::addClipart()
{
    VObject* clipart = 0L;
    VSelection* selection = m_part->document().selection();
 
    if( selection->objects().count() == 1 )
    {
        clipart = selection->objects().getFirst()->clone();
        clipart->setParent( 0L );
    }
 
    if( selection->objects().count() > 1 )
    {
        TQPtrVector<VObject> objects;
        selection->objects().toVector( &objects );
        VGroup* group = new VGroup( 0L );
 
        for( unsigned int i = 0; i < objects.count(); i++ )
        {
            VObject *obj = objects[ i ]->clone();
            obj->setParent( 0L );
            group->append( obj );
        }
 
        clipart = group;
    }
 
    if( clipart )
    {
        KoRect clipartBox = clipart->boundingBox();
        double scaleFactor = 1. / kMax( clipartBox.width(), clipartBox.height() );
        TQWMatrix trMatrix( scaleFactor, 0, 0, scaleFactor, -clipartBox.x() * scaleFactor, -clipartBox.y() * scaleFactor );
 
        VTransformCmd trafo( 0L, trMatrix );
        trafo.visit( *clipart );
 
        // center the clipart
        trMatrix.reset();
        double size = kMax( clipart->boundingBox().width(), clipart->boundingBox().height() );
        trMatrix.translate( ( size - clipart->boundingBox().width() ) / 2, ( size - clipart->boundingBox().height() ) / 2 );
 
        trafo.setMatrix( trMatrix );
        trafo.visit( *clipart );
 
        // remove Y-mirroring
        trMatrix.reset();
        trMatrix.scale( 1, -1 );
        trMatrix.translate( 0, -1 );
 
        trafo.setMatrix( trMatrix );
        trafo.visit( *clipart );
 
        m_clipartChooser->addItem( KarbonFactory::rServer()->addClipart( clipart, clipartBox.width(), clipartBox.height() ) );
    }
 
    m_clipartChooser->updateContents();
}
 
void
ClipartWidget::importClipart()
{
    TQStringList filter;
    filter << "application/x-karbon" << "image/svg+xml" << "image/x-wmf" << "image/x-eps" << "application/postscript";
    KFileDialog *dialog = new KFileDialog( "foo", TQString(), 0L, "Choose Graphic to Add", true);
    dialog->setMimeFilter( filter, "application/x-karbon" );
    if( dialog->exec()!=TQDialog::Accepted )
    {
        delete dialog;
        return;
    }
    TQString fname = dialog->selectedFile();
    delete dialog;
    if( m_part->nativeFormatMimeType() == dialog->currentMimeFilter().latin1() )
        m_part->mergeNativeFormat( fname );
    else
    {
        KoFilterManager man( m_part );
        KoFilter::ConversionStatus status;
        TQString importedFile = man.import( fname, status );
        if( status == KoFilter::OK )
            m_part->mergeNativeFormat( importedFile );
        if( !importedFile.isEmpty() )
            unlink( TQFile::encodeName( importedFile ) );
        if( status != KoFilter::OK )
            return;
    }
    m_part->document().selection()->clear();
    m_part->document().selection()->append( m_part->document().activeLayer()->objects() );
    addClipart();
    m_part->document().selection()->clear();
    m_part->document().removeLayer( m_part->document().activeLayer() );
}
 
void
ClipartWidget::deleteClipart()
{
    VClipartIconItem* clipartItem = m_clipartItem;
    KarbonFactory::rServer()->removeClipart( clipartItem );
    m_clipartChooser->removeItem( m_selectedItem );
    m_clipartChooser->updateContents();
}
 
void
ClipartWidget::slotButtonClicked( int id )
{
    switch( id )
    {
        case 0: addClipart(); break;
        case 1: importClipart(); break;
        case 2: deleteClipart();
    }
}
 
#include "vstyledocker.moc"