digikam/digikam/imageplugins/border/imageeffect_border.cpp

/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2005-01-20
 * Description : a digiKam image plugin to add a border
 *               around an image.
 * 
 * Copyright 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
 * Copyright 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option)
 * any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * ============================================================ */

// TQt includes. 
 
#include <tqlabel.h>
#include <tqwhatsthis.h>
#include <tqlayout.h>
#include <tqcombobox.h>
#include <tqcheckbox.h>

// KDE includes.

#include <kseparator.h>
#include <klocale.h>
#include <kaboutdata.h>
#include <kiconloader.h>
#include <kapplication.h>
#include <kstandarddirs.h>
#include <kconfig.h>
#include <knuminput.h>
#include <kcolorbutton.h>

// Local includes.

#include "version.h"
#include "ddebug.h"
#include "imageiface.h"
#include "imagewidget.h"
#include "border.h"
#include "imageeffect_border.h"
#include "imageeffect_border.moc"

namespace DigikamBorderImagesPlugin
{

ImageEffect_Border::ImageEffect_Border(TQWidget* parent)
                  : Digikam::ImageGuideDlg(parent, i18n("Add Border Around Photograph"), 
                                           "border", false, false, false, 
                                           Digikam::ImageGuideWidget::HVGuideMode)
{
    // No need Abort button action.
    showButton(User1, false); 
    
    TQString whatsThis;
    
    KAboutData* about = new KAboutData("digikam",
                                       I18N_NOOP("Add Border"), 
                                       digikam_version,
                                       I18N_NOOP("A digiKam image plugin to add a border around an image."),
                                       KAboutData::License_GPL,
                                       "(c) 2005, Gilles Caulier\n"
                                       "(c) 2006-2008, Gilles Caulier and Marcel Wiesweg",
                                       0,
                                       "http://www.digikam.org");
                                       
    about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"),
                     "caulier dot gilles at gmail dot com");

    about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"),
                     "marcel dot wiesweg at gmx dot de");

    setAboutData(about);
    
    // -------------------------------------------------------------
    
    TQWidget *gboxSettings     = new TQWidget(plainPage());
    TQGridLayout* gridSettings = new TQGridLayout(gboxSettings, 10, 2, spacingHint());
                                                  
    TQLabel *label1 = new TQLabel(i18n("Type:"), gboxSettings);
    
    m_borderType = new TQComboBox( false, gboxSettings );
    m_borderType->insertItem( i18n("Solid") );
    // Niepce is Real name. This is the first guy in the world to have built a camera.
    m_borderType->insertItem( "Niepce" );     
    m_borderType->insertItem( i18n("Beveled") );
    m_borderType->insertItem( i18n("Decorative Pine") );
    m_borderType->insertItem( i18n("Decorative Wood") );
    m_borderType->insertItem( i18n("Decorative Paper") );
    m_borderType->insertItem( i18n("Decorative Parquet") );
    m_borderType->insertItem( i18n("Decorative Ice") );
    m_borderType->insertItem( i18n("Decorative Leaf") );
    m_borderType->insertItem( i18n("Decorative Marble") );
    m_borderType->insertItem( i18n("Decorative Rain") );
    m_borderType->insertItem( i18n("Decorative Craters") );
    m_borderType->insertItem( i18n("Decorative Dried") );
    m_borderType->insertItem( i18n("Decorative Pink") );
    m_borderType->insertItem( i18n("Decorative Stone") );
    m_borderType->insertItem( i18n("Decorative Chalk") );
    m_borderType->insertItem( i18n("Decorative Granite") );
    m_borderType->insertItem( i18n("Decorative Rock") );
    m_borderType->insertItem( i18n("Decorative Wall") );
    TQWhatsThis::add( m_borderType, i18n("<p>Select the border type to add around the image."));

    KSeparator *line1 = new KSeparatorQt::Horizontal, gboxSettings);

    // -------------------------------------------------------------------
    
    m_preserveAspectRatio = new TQCheckBox(gboxSettings);
    m_preserveAspectRatio->setText(i18n("Preserve Aspect Ratio"));
    TQWhatsThis::add(m_preserveAspectRatio, i18n("Enable this option if you want to preserve the aspect "
                                                "ratio of the image. If enabled, the border width will be "
                                                "in percent of the image size, else the border width will "
                                                "in pixels."));

    m_labelBorderPercent  = new TQLabel(i18n("Width (%):"), gboxSettings);
    m_borderPercent       = new KIntNumInput(gboxSettings);
    m_borderPercent->setRange(1, 50, 1, true); 
    TQWhatsThis::add(m_borderPercent, i18n("<p>Set here the border width in percent of the image size."));
            
    m_labelBorderWidth = new TQLabel(i18n("Width (pixels):"), gboxSettings);
    m_borderWidth      = new KIntNumInput(gboxSettings);
    TQWhatsThis::add(m_borderWidth, i18n("<p>Set here the border width in pixels to add around the image."));

    Digikam::ImageIface iface(0, 0);
    int w = iface.originalWidth();
    int h = iface.originalHeight();
    
    if (w > h) 
       m_borderWidth->setRange(1, h/2, 1, true);       
    else 
       m_borderWidth->setRange(1, w/2, 1, true);

    KSeparator *line2 = new KSeparatorQt::Horizontal, gboxSettings);

    // -------------------------------------------------------------------

    m_labelForeground   = new TQLabel(gboxSettings);
    m_firstColorButton  = new KColorButton( TQColor( 192, 192, 192 ), gboxSettings );
    m_labelBackground   = new TQLabel(gboxSettings);
    m_secondColorButton = new KColorButton( TQColor( 128, 128, 128 ), gboxSettings );

    // -------------------------------------------------------------------

    gridSettings->addMultiCellWidget(label1, 0, 0, 0, 2);
    gridSettings->addMultiCellWidget(m_borderType, 1, 1, 0, 2);
    gridSettings->addMultiCellWidget(line1, 2, 2, 0, 2);
    gridSettings->addMultiCellWidget(m_preserveAspectRatio, 3, 3, 0, 2);
    gridSettings->addMultiCellWidget(m_labelBorderPercent, 4, 4, 0, 2);
    gridSettings->addMultiCellWidget(m_borderPercent, 5, 5, 0, 2);
    gridSettings->addMultiCellWidget(m_labelBorderWidth, 6, 6, 0, 2);
    gridSettings->addMultiCellWidget(m_borderWidth, 7, 7, 0, 2);
    gridSettings->addMultiCellWidget(line2, 8, 8, 0, 2);
    gridSettings->addMultiCellWidget(m_labelForeground, 9, 9, 0, 0);
    gridSettings->addMultiCellWidget(m_firstColorButton, 9, 9, 1, 2);
    gridSettings->addMultiCellWidget(m_labelBackground, 10, 10, 0, 0);
    gridSettings->addMultiCellWidget(m_secondColorButton, 10, 10, 1, 2);    

    setUserAreaWidget(gboxSettings);
    
    // -------------------------------------------------------------

    connect(m_preserveAspectRatio, TQT_SIGNAL(toggled(bool)),
            this, TQT_SLOT(slotPreserveAspectRatioToggled(bool)));
    
    connect(m_borderType, TQT_SIGNAL(activated(int)),
            this, TQT_SLOT(slotBorderTypeChanged(int)));
            
    connect(m_borderPercent, TQT_SIGNAL(valueChanged(int)),
            this, TQT_SLOT(slotTimer()));            

    connect(m_borderWidth, TQT_SIGNAL(valueChanged(int)),
            this, TQT_SLOT(slotTimer()));  

    connect(m_firstColorButton, TQT_SIGNAL(changed(const TQColor &)),
            this, TQT_SLOT(slotColorForegroundChanged(const TQColor &)));            

    connect(m_secondColorButton, TQT_SIGNAL(changed(const TQColor &)),
            this, TQT_SLOT(slotColorBackgroundChanged(const TQColor &))); 
}

ImageEffect_Border::~ImageEffect_Border()
{
}

void ImageEffect_Border::readUserSettings(void)
{
    m_borderType->blockSignals(true);
    m_borderPercent->blockSignals(true);
    m_borderWidth->blockSignals(true);
    m_firstColorButton->blockSignals(true);
    m_secondColorButton->blockSignals(true);
    m_preserveAspectRatio->blockSignals(true);

    KConfig *config = kapp->config();
    config->setGroup("border Tool Dialog");
    
    m_borderType->setCurrentItem(config->readNumEntry("Border Type", Border::SolidBorder));
    m_borderPercent->setValue(config->readNumEntry("Border Percent", 10) );
    m_borderWidth->setValue(config->readNumEntry("Border Width", 100) );
    m_preserveAspectRatio->setChecked(config->readBoolEntry("Preserve Aspect Ratio", true) );
    
    TQColor black(0, 0, 0);
    TQColor white(255, 255, 255);
    TQColor gray1(192, 192, 192);
    TQColor gray2(128, 128, 128);
    
    m_solidColor = config->readColorEntry("Solid Color", &black);
    m_niepceBorderColor = config->readColorEntry("Niepce Border Color", &white);
    m_niepceLineColor = config->readColorEntry("Niepce Line Color", &black);
    m_bevelUpperLeftColor = config->readColorEntry("Bevel Upper Left Color", &gray1);
    m_bevelLowerRightColor = config->readColorEntry("Bevel Lower Right Color", &gray2);
    m_decorativeFirstColor = config->readColorEntry("Decorative First Color", &black); 
    m_decorativeSecondColor = config->readColorEntry("Decorative Second Color", &black);
    
    m_borderType->blockSignals(false);
    m_borderPercent->blockSignals(false);
    m_borderWidth->blockSignals(false);
    m_firstColorButton->blockSignals(false);
    m_secondColorButton->blockSignals(false);
    m_preserveAspectRatio->blockSignals(false);
              
    slotBorderTypeChanged(m_borderType->currentItem());
}
    
void ImageEffect_Border::writeUserSettings(void)
{
    KConfig *config = kapp->config();
    config->setGroup("border Tool Dialog");

    config->writeEntry("Border Type", m_borderType->currentItem());
    config->writeEntry("Border Percent", m_borderPercent->value());
    config->writeEntry("Border Width", m_borderWidth->value());
    config->writeEntry("Preserve Aspect Ratio", m_preserveAspectRatio->isChecked());
    
    config->writeEntry("Solid Color", m_solidColor);
    config->writeEntry("Niepce Border Color", m_niepceBorderColor);
    config->writeEntry("Niepce Line Color", m_niepceLineColor);
    config->writeEntry("Bevel Upper Left Color", m_bevelUpperLeftColor);
    config->writeEntry("Bevel Lower Right Color", m_bevelLowerRightColor);
    config->writeEntry("Decorative First Color", m_decorativeFirstColor);
    config->writeEntry("Decorative Second Color", m_decorativeSecondColor);
    
    config->sync();
}

void ImageEffect_Border::resetValues()
{
    m_borderType->blockSignals(true);
    m_borderPercent->blockSignals(true);
    m_borderWidth->blockSignals(true);
    m_firstColorButton->blockSignals(true);
    m_secondColorButton->blockSignals(true);
    m_preserveAspectRatio->blockSignals(true);
        
    m_borderType->setCurrentItem(Border::SolidBorder); 
    m_borderPercent->setValue(10);
    m_borderWidth->setValue(100);
    m_preserveAspectRatio->setChecked(true);

    m_solidColor            = TQColor(0, 0, 0);
    m_niepceBorderColor     = TQColor(255, 255, 255);
    m_niepceLineColor       = TQColor(0, 0, 0);
    m_bevelUpperLeftColor   = TQColor(192, 192, 192);
    m_bevelLowerRightColor  = TQColor(128, 128, 128); 
    m_decorativeFirstColor  = TQColor(0, 0, 0);
    m_decorativeSecondColor = TQColor(0, 0, 0);

    m_borderType->blockSignals(false);
    m_borderPercent->blockSignals(false);
    m_borderWidth->blockSignals(false);
    m_firstColorButton->blockSignals(false);
    m_secondColorButton->blockSignals(false);
    m_preserveAspectRatio->blockSignals(false);

    slotBorderTypeChanged(Border::SolidBorder);
} 

void ImageEffect_Border::renderingFinished()
{
    m_preserveAspectRatio->setEnabled(true);
    m_borderType->setEnabled(true);
    m_borderPercent->setEnabled(true);
    m_borderWidth->setEnabled(true);
    m_firstColorButton->setEnabled(true);
    m_secondColorButton->setEnabled(true);
    toggleBorderSlider(m_preserveAspectRatio->isChecked());
}

void ImageEffect_Border::slotColorForegroundChanged(const TQColor &color)
{
    switch (m_borderType->currentItem())
       {
       case Border::SolidBorder:
          m_solidColor = color;
          break;
       
       case Border::NiepceBorder:
          m_niepceBorderColor = color;
          break;

       case Border::BeveledBorder:
          m_bevelUpperLeftColor = color;
          break;
          
       case Border::PineBorder:
       case Border::WoodBorder: 
       case Border::PaperBorder: 
       case Border::ParqueBorder: 
       case Border::IceBorder:
       case Border::LeafBorder: 
       case Border::MarbleBorder:
       case Border::RainBorder:
       case Border::CratersBorder:
       case Border::DriedBorder:
       case Border::PinkBorder:
       case Border::StoneBorder:
       case Border::ChalkBorder:
       case Border::GraniteBorder:
       case Border::RockBorder:
       case Border::WallBorder:
          m_decorativeFirstColor = color;
          break;
       }
       
    slotEffect();       
}

void ImageEffect_Border::slotColorBackgroundChanged(const TQColor &color)
{
    switch (m_borderType->currentItem())
       {
       case Border::SolidBorder:
          m_solidColor = color;
          break;
       
       case Border::NiepceBorder:
          m_niepceLineColor = color;
          break;

       case Border::BeveledBorder:
          m_bevelLowerRightColor = color;
          break;

       case Border::PineBorder:
       case Border::WoodBorder: 
       case Border::PaperBorder: 
       case Border::ParqueBorder: 
       case Border::IceBorder:
       case Border::LeafBorder: 
       case Border::MarbleBorder:
       case Border::RainBorder:
       case Border::CratersBorder:
       case Border::DriedBorder:
       case Border::PinkBorder:
       case Border::StoneBorder:
       case Border::ChalkBorder:
       case Border::GraniteBorder:
       case Border::RockBorder:
       case Border::WallBorder:
          m_decorativeSecondColor = color;
          break;          
       }
       
    slotEffect();       
}

void ImageEffect_Border::slotBorderTypeChanged(int borderType)
{
    m_labelForeground->setText(i18n("First:"));
    m_labelBackground->setText(i18n("Second:"));
    TQWhatsThis::add( m_firstColorButton, i18n("<p>Set here the foreground color of the border."));
    TQWhatsThis::add( m_secondColorButton, i18n("<p>Set here the Background color of the border."));
    m_firstColorButton->setEnabled(true);
    m_secondColorButton->setEnabled(true);
    m_labelForeground->setEnabled(true);
    m_labelBackground->setEnabled(true);
    m_borderPercent->setEnabled(true);
          
    switch (borderType)
       {
       case Border::SolidBorder:
          m_firstColorButton->setColor( m_solidColor );
          m_secondColorButton->setEnabled(false);
          m_labelBackground->setEnabled(false);
          break;
       
       case Border::NiepceBorder:
          TQWhatsThis::add( m_firstColorButton, i18n("<p>Set here the color of the main border."));
          TQWhatsThis::add( m_secondColorButton, i18n("<p>Set here the color of the line."));
          m_firstColorButton->setColor( m_niepceBorderColor );
          m_secondColorButton->setColor( m_niepceLineColor );
          break;

       case Border::BeveledBorder:
          TQWhatsThis::add( m_firstColorButton, i18n("<p>Set here the color of the upper left area."));
          TQWhatsThis::add( m_secondColorButton, i18n("<p>Set here the color of the lower right area."));
          m_firstColorButton->setColor( m_bevelUpperLeftColor );
          m_secondColorButton->setColor( m_bevelLowerRightColor );
          break;

       case Border::PineBorder:
       case Border::WoodBorder: 
       case Border::PaperBorder: 
       case Border::ParqueBorder: 
       case Border::IceBorder:
       case Border::LeafBorder: 
       case Border::MarbleBorder:
       case Border::RainBorder:
       case Border::CratersBorder:
       case Border::DriedBorder:
       case Border::PinkBorder:
       case Border::StoneBorder:
       case Border::ChalkBorder:
       case Border::GraniteBorder:
       case Border::RockBorder:
       case Border::WallBorder:
          TQWhatsThis::add( m_firstColorButton, i18n("<p>Set here the color of the first line."));
          TQWhatsThis::add( m_secondColorButton, i18n("<p>Set here the color of the second line."));
          m_firstColorButton->setColor( m_decorativeFirstColor );
          m_secondColorButton->setColor( m_decorativeSecondColor );
          break;
       }

    slotEffect();
}

void ImageEffect_Border::prepareEffect()
{
    m_borderType->setEnabled(false);
    m_borderPercent->setEnabled(false);
    m_borderWidth->setEnabled(false);
    m_firstColorButton->setEnabled(false);
    m_secondColorButton->setEnabled(false);
    m_preserveAspectRatio->setEnabled(false);

    Digikam::ImageIface* iface = m_imagePreviewWidget->imageIface();
    int orgWidth               = iface->originalWidth();
    int orgHeight              = iface->originalHeight();
    int w                      = iface->previewWidth();
    int h                      = iface->previewHeight();
    bool sixteenBit            = iface->previewSixteenBit();
    uchar *data                = iface->getPreviewImage();
    Digikam::DImg previewImage(w, h, sixteenBit,
                               iface->previewHasAlpha(), data);
    delete [] data;

    int borderType  = m_borderType->currentItem();
    float ratio     = (float)w/(float)orgWidth;
    int borderWidth = (int)((float)m_borderWidth->value()*ratio);
    TQString border  = getBorderPath( m_borderType->currentItem() );

    if (m_preserveAspectRatio->isChecked())
    {
        m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
                           new Border(&previewImage, this, orgWidth, orgHeight,
                                      border, borderType, m_borderPercent->value()/100.0, 
                                      Digikam::DColor(m_solidColor, sixteenBit),
                                      Digikam::DColor(m_niepceBorderColor, sixteenBit),
                                      Digikam::DColor(m_niepceLineColor, sixteenBit),
                                      Digikam::DColor(m_bevelUpperLeftColor, sixteenBit),
                                      Digikam::DColor(m_bevelLowerRightColor, sixteenBit),
                                      Digikam::DColor(m_decorativeFirstColor, sixteenBit),
                                      Digikam::DColor(m_decorativeSecondColor, sixteenBit)) );
    }
    else
    {
        m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
                           new Border(&previewImage, this, orgWidth, orgHeight,
                                      border, borderType, borderWidth, 
                                      (int)(20.0*ratio), (int)(20.0*ratio), 3,
                                      Digikam::DColor(m_solidColor, sixteenBit),
                                      Digikam::DColor(m_niepceBorderColor, sixteenBit),
                                      Digikam::DColor(m_niepceLineColor, sixteenBit),
                                      Digikam::DColor(m_bevelUpperLeftColor, sixteenBit),
                                      Digikam::DColor(m_bevelLowerRightColor, sixteenBit),
                                      Digikam::DColor(m_decorativeFirstColor, sixteenBit),
                                      Digikam::DColor(m_decorativeSecondColor, sixteenBit)) );
    }
}

void ImageEffect_Border::prepareFinal()
{
    m_borderType->setEnabled(false);
    m_borderPercent->setEnabled(false);
    m_borderWidth->setEnabled(false);
    m_firstColorButton->setEnabled(false);
    m_secondColorButton->setEnabled(false);

    int borderType    = m_borderType->currentItem();
    int borderWidth   = m_borderWidth->value();  
    float borderRatio = m_borderPercent->value()/100.0;  
    TQString border    = getBorderPath( m_borderType->currentItem() );

    Digikam::ImageIface iface(0, 0);
    int orgWidth    = iface.originalWidth();
    int orgHeight   = iface.originalHeight();
    bool sixteenBit = iface.previewSixteenBit();
    uchar *data     = iface.getOriginalImage();
    Digikam::DImg orgImage(orgWidth, orgHeight, sixteenBit,
                           iface.originalHasAlpha(), data);
    delete [] data;

    if (m_preserveAspectRatio->isChecked())
    {
        m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
                           new Border(&orgImage, this, orgWidth, orgHeight,
                                    border, borderType, borderRatio,
                                    Digikam::DColor(m_solidColor, sixteenBit),
                                    Digikam::DColor(m_niepceBorderColor, sixteenBit),
                                    Digikam::DColor(m_niepceLineColor, sixteenBit),
                                    Digikam::DColor(m_bevelUpperLeftColor, sixteenBit),
                                    Digikam::DColor(m_bevelLowerRightColor, sixteenBit),
                                    Digikam::DColor(m_decorativeFirstColor, sixteenBit),
                                    Digikam::DColor(m_decorativeSecondColor, sixteenBit)) );
    }
    else
    {
        m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
                           new Border(&orgImage, this, orgWidth, orgHeight,
                                    border, borderType, borderWidth, 15, 15, 10,
                                    Digikam::DColor(m_solidColor, sixteenBit),
                                    Digikam::DColor(m_niepceBorderColor, sixteenBit),
                                    Digikam::DColor(m_niepceLineColor, sixteenBit),
                                    Digikam::DColor(m_bevelUpperLeftColor, sixteenBit),
                                    Digikam::DColor(m_bevelLowerRightColor, sixteenBit),
                                    Digikam::DColor(m_decorativeFirstColor, sixteenBit),
                                    Digikam::DColor(m_decorativeSecondColor, sixteenBit)) );
    }
}

void ImageEffect_Border::putPreviewData(void)
{
    Digikam::ImageIface* iface = m_imagePreviewWidget->imageIface();
    int w = iface->previewWidth();
    int h = iface->previewHeight();

    Digikam::DImg imTemp = m_threadedFilter->getTargetImage().smoothScale(w, h, TQSize::ScaleMin);
    Digikam::DImg imDest( w, h, m_threadedFilter->getTargetImage().sixteenBit(),
                          m_threadedFilter->getTargetImage().hasAlpha() );

    imDest.fill( Digikam::DColor(paletteBackgroundColor().rgb(),
                                 m_threadedFilter->getTargetImage().sixteenBit()) );

    imDest.bitBltImage(&imTemp, (w-imTemp.width())/2, (h-imTemp.height())/2);

    iface->putPreviewImage(imDest.bits());
    m_imagePreviewWidget->updatePreview();
}

void ImageEffect_Border::putFinalData(void)
{
    Digikam::ImageIface iface(0, 0);

    Digikam::DImg targetImage = m_threadedFilter->getTargetImage();
    iface.putOriginalImage(i18n("Add Border"),
                           targetImage.bits(),
                           targetImage.width(), targetImage.height());
}

TQString ImageEffect_Border::getBorderPath(int border)
{
    TQString pattern;
    
    switch (border)
       {
       case Border::PineBorder:
          pattern = "pine-pattern";
          break;
          
       case Border::WoodBorder: 
          pattern = "wood-pattern";
          break;
       
       case Border::PaperBorder: 
          pattern = "paper-pattern";
          break;
       
       case Border::ParqueBorder: 
          pattern = "parque-pattern";
          break;
       
       case Border::IceBorder:
          pattern = "ice-pattern";
          break;
       
       case Border::LeafBorder: 
          pattern = "leaf-pattern";
          break;

       case Border::MarbleBorder:
          pattern = "marble-pattern";
          break;
       
       case Border::RainBorder:
          pattern = "rain-pattern";
          break;
       
       case Border::CratersBorder:
          pattern = "craters-pattern";
          break;
       
       case Border::DriedBorder:
          pattern = "dried-pattern";
          break;
       
       case Border::PinkBorder:
          pattern = "pink-pattern";
          break;
       
       case Border::StoneBorder:
          pattern = "stone-pattern";
          break;
       
       case Border::ChalkBorder:
          pattern = "chalk-pattern";
          break;
       
       case Border::GraniteBorder:
          pattern = "granit-pattern";
          break;

       case Border::RockBorder:
          pattern = "rock-pattern";
          break;
       
       case Border::WallBorder:
          pattern = "wall-pattern";
          break;
       
       default:
          return TQString();
       }
    
    KGlobal::dirs()->addResourceType(pattern.ascii(), KGlobal::dirs()->kde_default("data") +
                                     "digikam/data");
    return (KGlobal::dirs()->findResourceDir(pattern.ascii(), pattern + ".png") + pattern + ".png" );
}

void ImageEffect_Border::slotPreserveAspectRatioToggled(bool b)
{
    toggleBorderSlider(b);
    slotTimer();
}

void ImageEffect_Border::toggleBorderSlider(bool b)
{
    m_borderPercent->setEnabled(b);
    m_borderWidth->setEnabled(!b);
    m_labelBorderPercent->setEnabled(b);
    m_labelBorderWidth->setEnabled(!b);
}

}  // NameSpace DigikamBorderImagesPlugin