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// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* This file is part of the KDE project
Copyright (C) 2005-2006 Thorsten Zachmann <zachmann@kde.org>
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 "KPrBrush.h"
#include <KoGenStyles.h>
#include <KoOasisStyles.h>
#include <KoOasisContext.h>
#include <KoXmlNS.h>
#include "KPrDocument.h"
KPrBrush::KPrBrush()
: KoBrush()
{
}
KPrBrush::KPrBrush( const QBrush &brush, const QColor &gColor1, const QColor &gColor2,
BCType gType, FillType fillType, bool unbalanced,
int xfactor, int yfactor )
: KoBrush( brush, gColor1,gColor2, gType, fillType, unbalanced, xfactor, yfactor )
{
}
void KPrBrush::saveOasisFillStyle( KoGenStyle &styleObjectAuto, KoGenStyles& mainStyles ) const
{
switch ( getFillType() )
{
case FT_BRUSH:
{
if( getBrush().style() != Qt::NoBrush )
{
KoOasisStyles::saveOasisFillStyle( styleObjectAuto, mainStyles, getBrush() );
}
else
{
styleObjectAuto.addProperty( "draw:fill","none" );
}
break;
}
case FT_GRADIENT:
styleObjectAuto.addProperty( "draw:fill","gradient" );
styleObjectAuto.addProperty( "draw:fill-gradient-name", saveOasisGradientStyle( mainStyles ) );
break;
}
}
QString KPrBrush::saveOasisGradientStyle( KoGenStyles& mainStyles ) const
{
KoGenStyle gradientStyle( KPrDocument::STYLE_GRADIENT /*no family name*/);
gradientStyle.addAttribute( "draw:start-color", getGColor1().name() );
gradientStyle.addAttribute( "draw:end-color", getGColor2().name() );
QString unbalancedx( "50%" );
QString unbalancedy( "50%" );
if ( getGUnbalanced() )
{
unbalancedx = QString( "%1%" ).arg( getGXFactor() / 4 + 50 );
unbalancedy = QString( "%1%" ).arg( getGYFactor() / 4 + 50 );
}
gradientStyle.addAttribute( "draw:cx", unbalancedx );
gradientStyle.addAttribute( "draw:cy", unbalancedy );
switch( getGType() )
{
case BCT_PLAIN:
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", "linear" );
break;
case BCT_GHORZ:
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", "linear" );
break;
case BCT_GVERT:
gradientStyle.addAttribute( "draw:angle", 900 );
gradientStyle.addAttribute( "draw:style", "linear" );
break;
case BCT_GDIAGONAL1:
gradientStyle.addAttribute( "draw:angle", 450 );
gradientStyle.addAttribute( "draw:style", "linear" );
break;
case BCT_GDIAGONAL2:
gradientStyle.addAttribute( "draw:angle", 135 );
gradientStyle.addAttribute( "draw:style", "linear" );
break;
case BCT_GCIRCLE:
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", "radial" );
break;
case BCT_GRECT:
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", "square" );
break;
case BCT_GPIPECROSS:
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", "axial" );
break;
case BCT_GPYRAMID: //todo fixme ! it doesn't work !
gradientStyle.addAttribute( "draw:angle", 0 );
gradientStyle.addAttribute( "draw:style", 0 );
break;
}
return mainStyles.lookup( gradientStyle, "gradient" );
}
void KPrBrush::loadOasisFillStyle( KoOasisContext &context, const char * propertyType )
{
KoStyleStack &styleStack = context.styleStack();
styleStack.setTypeProperties( propertyType );
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "fill" ) )
{
const QString fill = styleStack.attributeNS( KoXmlNS::draw, "fill" );
kdDebug(33001) << " load object gradient fill type :" << fill << endl;
if ( fill == "solid" || fill == "hatch" )
{
setBrush( KoOasisStyles::loadOasisFillStyle( styleStack, fill, context.oasisStyles() ) );
}
else if ( fill == "gradient" )
{
QString style = styleStack.attributeNS( KoXmlNS::draw, "fill-gradient-name" );
QDomElement* draw = context.oasisStyles().drawStyles()[style];
if ( draw )
{
setGColor1( draw->attributeNS( KoXmlNS::draw, "start-color", QString::null ) );
setGColor2( draw->attributeNS( KoXmlNS::draw, "end-color", QString::null ) );
QString type = draw->attributeNS( KoXmlNS::draw, "style", QString::null );
kdDebug()<<" type :"<<type<<endl;
if ( type == "linear" )
{
int angle = draw->attributeNS( KoXmlNS::draw, "angle", QString::null ).toInt() / 10;
// make sure the angle is between 0 and 359
angle = abs( angle );
angle -= ( (int) ( angle / 360 ) ) * 360;
// What we are trying to do here is to find out if the given
// angle belongs to a horizontal, vertical or diagonal gradient.
int lower, upper, nearAngle = 0;
for ( lower = 0, upper = 45; upper < 360; lower += 45, upper += 45 )
{
if ( upper >= angle )
{
int distanceToUpper = abs( angle - upper );
int distanceToLower = abs( angle - lower );
nearAngle = distanceToUpper > distanceToLower ? lower : upper;
break;
}
}
// nearAngle should now be one of: 0, 45, 90, 135, 180...
if ( nearAngle == 0 || nearAngle == 180 )
setGType( BCT_GHORZ ); // horizontal
else if ( nearAngle == 90 || nearAngle == 270 )
setGType( BCT_GVERT ); // vertical
else if ( nearAngle == 45 || nearAngle == 225 )
setGType( BCT_GDIAGONAL1 ); // diagonal 1
else if ( nearAngle == 135 || nearAngle == 315 )
setGType( BCT_GDIAGONAL2 ); // diagonal 2
if ( nearAngle == 180 || nearAngle == 270 || nearAngle == 225 || nearAngle == 315 )
{
setGColor1( draw->attributeNS( KoXmlNS::draw, "end-color", QString::null ) );
setGColor2( draw->attributeNS( KoXmlNS::draw, "start-color", QString::null ) );
}
}
else if ( type == "radial" || type == "ellipsoid" )
setGType( BCT_GCIRCLE ); // circle
else if ( type == "square" || type == "rectangular" )
setGType( BCT_GRECT ); // rectangle
else if ( type == "axial" )
setGType( BCT_GPIPECROSS ); // pipecross
else //safe
setGType( BCT_PLAIN ); // plain
// Hard to map between x- and y-center settings of ooimpress
// and (un-)balanced settings of kpresenter. Let's try it.
int x, y;
if ( draw->hasAttributeNS( KoXmlNS::draw, "cx" ) )
x = draw->attributeNS( KoXmlNS::draw, "cx", QString::null ).remove( '%' ).toInt();
else
x = 50;
if ( draw->hasAttributeNS( KoXmlNS::draw, "cy" ) )
y = draw->attributeNS( KoXmlNS::draw, "cy", QString::null ).remove( '%' ).toInt();
else
y = 50;
if ( x == 50 && y == 50 )
{
setGUnbalanced( false );
setGXFactor( 100 );
setGYFactor( 100 );
}
else
{
setGUnbalanced( true );
// map 0 - 100% to -200 - 200
setGXFactor( 4 * x - 200 );
setGYFactor( 4 * y - 200 );
}
}
// We have to set a brush with brushstyle != no background fill
// otherwise the properties dialog for the object won't
// display the preview for the gradient.
QBrush tmpBrush;
tmpBrush.setStyle( static_cast<Qt::BrushStyle>( 1 ) );
setBrush( tmpBrush );
setFillType( FT_GRADIENT );
}
else if ( fill == "none" )
{
//nothing
}
else if ( fill == "bitmap" )
{
//todo
//not implementer in kpresenter...
//the drawing object is filled with the bitmap specified by the draw:fill-image-name attribute.
//QBrush implement setPixmap
//easy just add pixmap and store it.
}
}
}
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