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Diffstat (limited to 'kspread/kspread_brush.cc')
| -rw-r--r-- | kspread/kspread_brush.cc | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/kspread/kspread_brush.cc b/kspread/kspread_brush.cc new file mode 100644 index 00000000..5d3aa9c5 --- /dev/null +++ b/kspread/kspread_brush.cc @@ -0,0 +1,271 @@ +// -*- 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 "kspread_brush.h" + +#include <KoGenStyles.h> +#include <KoOasisStyles.h> +#include <KoOasisContext.h> +#include <KoXmlNS.h> + +KSpreadBrush::KSpreadBrush() +: m_gColor1( Qt::red ) +, m_gColor2( Qt::green ) +, m_gType( BCT_GHORZ ) +, m_fillType( FT_BRUSH ) +, m_unbalanced( false ) +, m_xfactor( 100 ) +, m_yfactor( 100 ) +{ +} + + +KSpreadBrush::KSpreadBrush( const QBrush &brush, const QColor &gColor1, const QColor &gColor2, + BCType gType, FillType fillType, bool unbalanced, + int xfactor, int yfactor ) +: m_brush( brush ) +, m_gColor1( gColor1 ) +, m_gColor2( gColor2 ) +, m_gType( gType ) +, m_fillType( fillType ) +, m_unbalanced( unbalanced ) +, m_xfactor( xfactor ) +, m_yfactor( yfactor ) +{ +} + + +KSpreadBrush & KSpreadBrush::operator=( const KSpreadBrush &brush ) +{ + m_brush = brush.m_brush; + m_gColor1 = brush.m_gColor1; + m_gColor2 = brush.m_gColor2; + m_gType = brush.m_gType; + m_fillType = brush.m_fillType; + m_unbalanced = brush.m_unbalanced; + m_xfactor = brush.m_xfactor; + m_yfactor = brush.m_yfactor; + return *this; +} + + +void KSpreadBrush::saveOasisFillStyle( KoGenStyle &styleObjectAuto, KoGenStyles& mainStyles ) const +{ + switch ( m_fillType ) + { + case FT_BRUSH: + { + if( m_brush.style() != Qt::NoBrush ) + { + KoOasisStyles::saveOasisFillStyle( styleObjectAuto, mainStyles, m_brush ); + } + else + { + styleObjectAuto.addProperty( "draw:fill","none" ); + } + break; + } + case FT_GRADIENT: + styleObjectAuto.addProperty( "draw:fill","gradient" ); +#if 0 + styleObjectAuto.addProperty( "draw:fill-gradient-name", saveOasisGradientStyle( mainStyles ) ); +#endif + break; + } +} + + +/*QString KSpreadBrush::saveOasisGradientStyle( KoGenStyles& mainStyles ) const +{ + KoGenStyle gradientStyle( KPrDocument::STYLE_GRADIENT no family name); + gradientStyle.addAttribute( "draw:start-color", m_gColor1.name() ); + gradientStyle.addAttribute( "draw:end-color", m_gColor2.name() ); + + QString unbalancedx( "50%" ); + QString unbalancedy( "50%" ); + + if ( m_unbalanced ) + { + unbalancedx = QString( "%1%" ).arg( m_xfactor / 4 + 50 ); + unbalancedy = QString( "%1%" ).arg( m_yfactor / 4 + 50 ); + } + gradientStyle.addAttribute( "draw:cx", unbalancedx ); + gradientStyle.addAttribute( "draw:cy", unbalancedy ); + + switch( m_gType ) + { + 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 KSpreadBrush::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 + } + 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. + } + } +} |