vstrokecmd.cpp

/* This file is part of the KDE project
   Copyright (C) 2001, The Karbon Developers
   Copyright (C) 2002, 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 <tdelocale.h>
 
#include "vselection.h"
#include "vstroke.h"
#include "vgradient.h"
#include "vstrokecmd.h"
#include "vdocument.h"
 
VStrokeCmd::VStrokeCmd( VDocument *doc, const VStroke *stroke, const TQString& icon )
    : VCommand( doc, i18n( "Stroke Objects" ), icon ), m_stroke( *stroke )
{
    m_selection = document()->selection()->clone();
    m_state = Stroke;
 
    if( m_selection->objects().count() == 1 )
        setName( i18n( "Stroke Object" ) );
}
 
VStrokeCmd::VStrokeCmd( VDocument *doc, VGradient *gradient )
    : VCommand( doc, i18n( "Stroke Objects" ), "14_gradient" )
{
    m_selection = document()->selection()->clone();
    m_state = Gradient;
    m_stroke.gradient() = *gradient;
 
    if( m_selection->objects().count() == 1 )
        setName( i18n( "Stroke Object" ) );
}
 
VStrokeCmd::VStrokeCmd( VDocument *doc, VPattern *pattern )
    : VCommand( doc, i18n( "Stroke Objects" ), "14_pattern" )
{
    m_selection = document()->selection()->clone();
    m_state = Pattern;
    m_stroke.pattern() = *pattern;
 
    if( m_selection->objects().count() == 1 )
        setName( i18n( "Stroke Object" ) );
}
 
VStrokeCmd::VStrokeCmd( VDocument *doc, double width )
    : VCommand( doc, i18n( "Stroke Width" ), "linewidth" )
{
    m_selection = document()->selection()->clone();
    m_state = LineWidth;
    m_stroke.setLineWidth( width );
}
 
VStrokeCmd::VStrokeCmd( VDocument *doc, const VColor &color )
    : VCommand( doc, i18n( "Stroke Color" ), "linewidth" )
{
    m_selection = document()->selection()->clone();
    m_state = Color;
    m_stroke.setColor( color );
}
 
VStrokeCmd::VStrokeCmd( VDocument *doc, const TQValueList<float>& array )
    : VCommand( doc, i18n( "Dash Pattern" ), "linewidth" )
{
    m_selection = document()->selection()->clone();
    m_state = Dash;
    m_stroke.dashPattern().setArray( array );
}
 
VStrokeCmd::~VStrokeCmd()
{
    delete( m_selection );
}
 
void
VStrokeCmd::changeStroke( const VColor &color )
{
    m_state = Color;
    m_stroke.setColor( color );
 
    VObjectListIterator itr( m_selection->objects() );
    for ( ; itr.current() ; ++itr )
    {
        //if( m_opacity == -1 )
        //  m_color.setOpacity( itr.current()->stroke()->color().opacity() );
 
        m_oldstrokes.push_back( *itr.current()->stroke() );
 
        VStroke stroke( *itr.current()->stroke() );
        stroke.setParent( itr.current() );
        
        stroke.setColor( m_stroke.color() );
        stroke.setType( VStroke::solid );
        
        itr.current()->setStroke( stroke );
    }
 
    setSuccess( true );
}
 
void
VStrokeCmd::execute()
{
    VObjectListIterator itr( m_selection->objects() );
    for ( ; itr.current() ; ++itr )
    {
        //if( m_opacity == -1 )
        //  m_color.setOpacity( itr.current()->stroke()->color().opacity() );
 
        m_oldstrokes.push_back( *itr.current()->stroke() );
 
        VStroke stroke( *itr.current()->stroke() );
        stroke.setParent( itr.current() );
        if( m_state == LineWidth )
            stroke.setLineWidth( m_stroke.lineWidth() );
        else if( m_state == Color )
        {
            stroke.setColor( m_stroke.color() );
            stroke.setType( VStroke::solid );
        }
        else if( m_state == Gradient )
        {
            stroke.gradient() = m_stroke.gradient();
            stroke.setType( VStroke::grad );
        }
        else if( m_state == Pattern )
        {
            stroke.pattern() = m_stroke.pattern();
            stroke.setType( VStroke::patt );
        }
        else if( m_state == Stroke )
        {
            stroke.setLineCap( m_stroke.lineCap() );
            stroke.setLineJoin( m_stroke.lineJoin() );
            stroke.setLineWidth( m_stroke.lineWidth() );
            if( m_stroke.type() == VStroke::none )
            {
                stroke.setType( VStroke::none );
            }
            else if( m_stroke.type() == VStroke::solid )
            {
                stroke.setColor( m_stroke.color() );
                stroke.setType( VStroke::solid );
            }
            else if( m_stroke.type() == VStroke::grad )
            {
                stroke.gradient() = m_stroke.gradient();
                stroke.setType( VStroke::grad );
            }
            else if( m_stroke.type() == VStroke::patt )
            {
                stroke.pattern() = m_stroke.pattern();
                stroke.setType( VStroke::patt );
            }
        }
        else if( m_state == Dash )
        {
            stroke.dashPattern() = m_stroke.dashPattern();
        }
        itr.current()->setStroke( stroke );
    }
 
    setSuccess( true );
}
 
void
VStrokeCmd::unexecute()
{
    VObjectListIterator itr( m_selection->objects() );
    int i = 0;
    for ( ; itr.current() ; ++itr )
    {
        itr.current()->setStroke( m_oldstrokes[ i++ ] );
    }
 
    setSuccess( false );
}