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koffice/karbon/widgets/vsmallpreview.cc

283 lines
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/* This file is part of the KDE project
Made by Tomislav Lukman (tomislav.lukman@ck.t-com.hr)
Copyright (C) 2005, 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.
*/
/* vsmallpreview.cc */
#include <tqcolor.h>
#include <tqframe.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqpixmap.h>
#include <klocale.h>
#include <KoPoint.h>
#include "vcolor.h"
#include "vfill.h"
#include "vgradient.h"
#include "vkopainter.h"
#include "vpattern.h"
#include "vstroke.h"
#include "vsmallpreview.h"
#define FRAMEWIDTH 40
VSmallPreview::VSmallPreview( TQWidget* parent, const char* name )
: TQWidget( parent, name )
{
/* Create widget tqlayout */
TQHBoxLayout *tqlayout = new TQHBoxLayout( this, 4 );
m_strokeLabel = new TQLabel( i18n( "Stroke: None" ), this );
tqlayout->addWidget( m_strokeLabel );
m_strokeFrame = new TQFrame( this );
m_strokeFrame->setFixedWidth ( FRAMEWIDTH );
m_strokeFrame->setFrameStyle( TQFrame::GroupBoxPanel | TQFrame::Plain );
tqlayout->addWidget( m_strokeFrame );
m_fillLabel = new TQLabel( i18n( "Fill: None" ), this );
tqlayout->addWidget( m_fillLabel );
m_fillFrame = new TQFrame( this );
m_fillFrame->setFixedWidth ( FRAMEWIDTH );
m_fillFrame->setFrameStyle( TQFrame::GroupBoxPanel | TQFrame::Plain );
tqlayout->addWidget( m_fillFrame );
tqlayout->activate();
m_fill = VFill();
m_stroke = VStroke();
}
VSmallPreview::~VSmallPreview()
{
}
void
VSmallPreview::update( const VStroke &s, const VFill &f )
{
if( &f )
m_fill = f;
else
m_fill = VFill();
if( &s )
m_stroke = s;
else
m_stroke = VStroke();
drawStroke( m_stroke );
drawFill( m_fill );
}
void
VSmallPreview::paintEvent( TQPaintEvent* /*event*/ )
{
drawStroke( m_stroke );
drawFill( m_fill );
}
void
VSmallPreview::drawFill( const VFill &f )
{
VFill fill;
VStroke stroke;
TQPixmap m_pixmap;
m_pixmap.resize( m_fillFrame->width(), m_fillFrame->height() );
VKoPainter* m_painter = new VKoPainter( TQT_TQPAINTDEVICE(&m_pixmap), m_fillFrame->width(), m_fillFrame->height() );
m_painter->begin();
m_painter->setPen( TQt::NoPen );
fill.setColor( TQt::white );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_fillFrame->width(), m_fillFrame->height() ) );
switch ( f.type() )
{
case VFill::solid:
{
switch ( f.color().colorSpace() )
{
case VColor::rgb:
m_fillLabel->setText( i18n( "Fill: RGB") ); break;
case VColor::cmyk:
m_fillLabel->setText( i18n( "Fill: CMYK") ); break;
case VColor::hsb:
m_fillLabel->setText( i18n( "Fill: HSB") ); break;
case VColor::gray:
m_fillLabel->setText( i18n( "Fill: Grayscale") ); break;
default:
m_fillLabel->setText( i18n( "Fill: Color") );
}
fill.setColor( f.color() );
break;
}
case VFill::grad:
{
fill.gradient() = f.gradient();
fill.setType( VFill::grad );
m_fillLabel->setText( i18n( "Fill: Gradient") );
if( f.gradient().type() == VGradient::linear )
{
fill.gradient().setOrigin( KoPoint( m_fillFrame->width() * 0.5, 0 ) );
fill.gradient().setVector( KoPoint( m_fillFrame->width() * 0.5, m_fillFrame->height() ) );
}
else if( f.gradient().type() == VGradient::radial ||
f.gradient().type() == VGradient::conic )
{
fill.gradient().setOrigin( KoPoint( m_fillFrame->width() * 0.5, m_fillFrame->height() * 0.5 ) );
fill.gradient().setFocalPoint( KoPoint( m_fillFrame->width() * 0.5, m_fillFrame->height() * 0.5 ) );
fill.gradient().setVector( KoPoint( m_fillFrame->width() * 0.5, m_fillFrame->height() ) );
}
break;
}
case VFill::patt:
{
fill.pattern() = f.pattern();
fill.pattern().setOrigin( KoPoint( 0, 0 ) );
fill.pattern().setVector( KoPoint( m_fillFrame->width() * 0.5, 0 ) );
fill.setType( VFill::patt );
m_fillLabel->setText( i18n( "Fill: Pattern") );
break;
}
default: //None or unknown
{
m_fillLabel->setText( i18n( "Fill: None") );
fill.setColor( TQt::white );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_fillFrame->width(), m_fillFrame->height() ) );
stroke.setColor( TQt::red );
stroke.setLineWidth( 2.0 );
m_painter->setPen( stroke );
m_painter->newPath();
m_painter->moveTo( KoPoint( 4, m_fillFrame->height() - 4 ) );
m_painter->lineTo( KoPoint( m_fillFrame->width() - 4, 4 ) );
m_painter->strokePath();
}
}
if( f.type() != VFill::none )
{
m_painter->setPen( stroke );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_fillFrame->width(), m_fillFrame->height() ) );
}
m_painter->end();
bitBlt( m_fillFrame, m_fillFrame->frameWidth(), m_fillFrame->frameWidth(), &m_pixmap, m_fillFrame->frameWidth(), m_fillFrame->frameWidth(), m_fillFrame->width() - m_fillFrame->frameWidth(), m_fillFrame->height() - m_fillFrame->frameWidth(), CopyROP );
delete ( m_painter );
}
void
VSmallPreview::drawStroke( const VStroke &s )
{
VFill fill;
VStroke stroke;
TQPixmap m_pixmap;
m_pixmap.resize( m_fillFrame->width(), m_fillFrame->height() );
VKoPainter* m_painter = new VKoPainter( TQT_TQPAINTDEVICE(&m_pixmap), m_fillFrame->width(), m_fillFrame->height() );
m_painter->begin();
m_painter->setPen( TQt::NoPen );
fill.setColor( TQt::white );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_strokeFrame->width(), m_strokeFrame->height() ) );
switch ( s.type() )
{
case VStroke::solid:
{
switch ( s.color().colorSpace() )
{
case VColor::rgb:
m_strokeLabel->setText( i18n( "Stroke: RGB") ); break;
case VColor::cmyk:
m_strokeLabel->setText( i18n( "Stroke: CMYK") ); break;
case VColor::hsb:
m_strokeLabel->setText( i18n( "Stroke: HSB") ); break;
case VColor::gray:
m_strokeLabel->setText( i18n( "Stroke: Grayscale") ); break;
default:
m_strokeLabel->setText( i18n( "Stroke: Color") );
}
fill.setColor( s.color() );
break;
}
case VStroke::grad:
{
fill.gradient() = s.gradient();
fill.setType( VFill::grad );
m_strokeLabel->setText( i18n( "Stroke: Gradient") );
if( s.gradient().type() == VGradient::linear )
{
fill.gradient().setOrigin( KoPoint( m_strokeFrame->width() * 0.5, 0 ) );
fill.gradient().setVector( KoPoint( m_strokeFrame->width() * 0.5, m_strokeFrame->height() ) );
}
else if( s.gradient().type() == VGradient::radial ||
s.gradient().type() == VGradient::conic )
{
fill.gradient().setOrigin( KoPoint( m_strokeFrame->width() * 0.5, m_strokeFrame->height() * 0.5 ) );
fill.gradient().setFocalPoint( KoPoint( m_strokeFrame->width() * 0.5, m_strokeFrame->height() * 0.5 ) );
fill.gradient().setVector( KoPoint( m_strokeFrame->width() * 0.5, m_strokeFrame->height() ) );
}
break;
}
case VStroke::patt:
{
fill.pattern() = s.pattern();
fill.pattern().setOrigin( KoPoint( 0, 0 ) );
fill.pattern().setVector( KoPoint( m_strokeFrame->width() * 0.5, 0 ) );
fill.setType( VFill::patt );
m_strokeLabel->setText( i18n( "Stroke: Pattern") );
break;
}
default: //None or unknown
{
m_strokeLabel->setText( i18n( "Stroke: None") );
fill.setColor( TQt::white );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_strokeFrame->width(), m_strokeFrame->height() ) );
stroke.setColor( TQt::red );
stroke.setLineWidth( 2.0 );
m_painter->setPen( stroke );
m_painter->newPath();
m_painter->moveTo( KoPoint( 4, m_strokeFrame->height() - 4 ) );
m_painter->lineTo( KoPoint( m_strokeFrame->width() - 4, 4 ) );
m_painter->strokePath();
}
}
if( s.type() != VStroke::none )
{
m_painter->setPen( stroke );
m_painter->setBrush( fill );
m_painter->drawRect( KoRect( 0, 0, m_strokeFrame->width(), m_strokeFrame->height() ) );
}
m_painter->end();
bitBlt( m_strokeFrame, m_strokeFrame->frameWidth(), m_strokeFrame->frameWidth(), &m_pixmap, m_strokeFrame->frameWidth(), m_strokeFrame->frameWidth(), m_strokeFrame->width() - m_strokeFrame->frameWidth(), m_strokeFrame->height() - m_strokeFrame->frameWidth(), CopyROP );
delete ( m_painter );
}
#include "vsmallpreview.moc"