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koffice/chalk/ui/kis_autogradient.cpp

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/*
* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
* 2004 Sven Langkamp <longamp@reallygood.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 of the License, 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kis_autogradient.h"
#include <tqpainter.h>
#include <tqcombobox.h>
#include <kcolorbutton.h>
#include <knuminput.h>
#include "kis_int_spinbox.h"
#include "kis_gradient.h"
#include "kis_autogradient_resource.h"
#include "kis_gradient_slider_widget.h"
/****************************** KisAutogradient ******************************/
KisAutogradient::KisAutogradient(TQWidget *parent, const char* name, const TQString& caption) : KisWdgAutogradient(parent, name)
{
setCaption(caption);
m_autogradientResource = new KisAutogradientResource();
m_autogradientResource->createSegment( INTERP_LINEAR, COLOR_INTERP_RGB, 0.0, 1.0, 0.5, TQt::black, TQt::white );
connect(gradientSlider, TQT_SIGNAL( sigSelectedSegment( KisGradientSegment* ) ), TQT_SLOT( slotSelectedSegment(KisGradientSegment*) ));
connect(gradientSlider, TQT_SIGNAL( sigChangedSegment(KisGradientSegment*) ), TQT_SLOT( slotChangedSegment(KisGradientSegment*) ));
gradientSlider->setGradientResource( m_autogradientResource );
connect(comboBoxColorInterpolationType, TQT_SIGNAL( activated(int) ), TQT_SLOT( slotChangedColorInterpolation(int) ));
connect(comboBoxInterpolationType, TQT_SIGNAL( activated(int) ), TQT_SLOT( slotChangedInterpolation(int) ));
connect(leftColorButton, TQT_SIGNAL( changed(const TQColor&) ), TQT_SLOT( slotChangedLeftColor(const TQColor&) ));
connect(rightColorButton, TQT_SIGNAL( changed(const TQColor&) ), TQT_SLOT( slotChangedRightColor(const TQColor&) ));
// intNumInputLeftOpacity->setRange( 0, 100, false);
connect(intNumInputLeftOpacity, TQT_SIGNAL( valueChanged(int) ), TQT_SLOT( slotChangedLeftOpacity(int) ));
// intNumInputRightOpacity->setRange( 0, 100, false);
connect(intNumInputRightOpacity, TQT_SIGNAL( valueChanged(int) ), TQT_SLOT( slotChangedRightOpacity(int) ));
}
void KisAutogradient::activate()
{
paramChanged();
}
void KisAutogradient::slotSelectedSegment(KisGradientSegment* segment)
{
leftColorButton->setColor( segment->startColor().color() );
rightColorButton->setColor( segment->endColor().color() );
comboBoxColorInterpolationType->setCurrentItem( segment->colorInterpolation() );
comboBoxInterpolationType->setCurrentItem( segment->interpolation() );
int leftOpacity = tqRound(segment->startColor().alpha() * 100);
intNumInputLeftOpacity->setValue( leftOpacity );
int rightOpacity = tqRound(segment->endColor().alpha() * 100);
intNumInputRightOpacity->setValue( rightOpacity );
paramChanged();
}
void KisAutogradient::slotChangedSegment(KisGradientSegment*)
{
paramChanged();
}
void KisAutogradient::slotChangedInterpolation(int type)
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setInterpolation( type );
gradientSlider->update();
paramChanged();
}
void KisAutogradient::slotChangedColorInterpolation(int type)
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setColorInterpolation( type );
gradientSlider->update();
paramChanged();
}
void KisAutogradient::slotChangedLeftColor( const TQColor& color)
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setStartColor( Color( color, segment->startColor().alpha() ) );
gradientSlider->update();
paramChanged();
}
void KisAutogradient::slotChangedRightColor( const TQColor& color)
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setEndColor( Color( color, segment->endColor().alpha() ) );
gradientSlider->repaint();
paramChanged();
}
void KisAutogradient::slotChangedLeftOpacity( int value )
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setStartColor( Color( segment->startColor().color(), (double)value / 100 ) );
gradientSlider->repaint(false);
paramChanged();
}
void KisAutogradient::slotChangedRightOpacity( int value )
{
KisGradientSegment* segment = gradientSlider->selectedSegment();
if(segment)
segment->setEndColor( Color( segment->endColor().color(), (double)value / 100 ) );
gradientSlider->repaint(false);
paramChanged();
}
void KisAutogradient::paramChanged()
{
m_autogradientResource->updatePreview ();
emit activatedResource( m_autogradientResource );
}
#include "kis_autogradient.moc"