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koffice/chalk/ui/kis_autobrush.cpp

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/*
* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
*
* 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_autobrush.h"
#include <KoImageResource.h>
#include <kdebug.h>
#include <tqspinbox.h>
#include <tqtoolbutton.h>
#include <tqimage.h>
#include <tqcombobox.h>
#include <tqlabel.h>
KisAutobrush::KisAutobrush(TQWidget *parent, const char* name, const TQString& caption) : KisWdgAutobrush(parent, name)
{
setCaption(caption);
m_linkSize = true;
m_linkFade = true;
linkFadeToggled(m_linkSize);
linkSizeToggled(m_linkFade);
connect(bnLinkSize, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(linkSizeToggled( bool )));
connect(bnLinkFade, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(linkFadeToggled( bool )));
connect((TQObject*)comboBoxShape, TQT_SIGNAL(activated(int)), this, TQT_SLOT(paramChanged()));
spinBoxWidth->setMinValue(1);
connect(spinBoxWidth,TQT_SIGNAL(valueChanged(int)),this,TQT_SLOT(spinBoxWidthChanged(int)));
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spinBoxHeight->setMinValue(1);
connect(spinBoxHeight,TQT_SIGNAL(valueChanged(int)),this,TQT_SLOT(spinBoxHeightChanged(int)));
spinBoxHorizontal->setMinValue(0);
connect(spinBoxHorizontal,TQT_SIGNAL(valueChanged(int)),this,TQT_SLOT(spinBoxHorizontalChanged(int)));
spinBoxVertical->setMinValue(0);
connect(spinBoxVertical,TQT_SIGNAL(valueChanged(int)),this,TQT_SLOT(spinBoxVerticalChanged(int)));
m_brsh = new TQImage(1,1,32);
TQ_CHECK_PTR(m_brsh);
paramChanged();
connect(brushPreview, TQT_SIGNAL(clicked()), TQT_SLOT(paramChanged()));
}
void KisAutobrush::resizeEvent ( TQResizeEvent * )
{
brushPreview->setMinimumHeight(brushPreview->width()); // dirty hack !
brushPreview->setMaximumHeight(brushPreview->width()); // dirty hack !
}
void KisAutobrush::activate()
{
paramChanged();
}
void KisAutobrush::paramChanged()
{
TQ_INT32 fh = TQMIN( spinBoxWidth->value()/2, spinBoxHorizontal->value() ) ;
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TQ_INT32 fv = TQMIN( spinBoxHeight->value()/2, spinBoxVertical->value() );
KisAutobrushShape* kas;
if(comboBoxShape->currentItem() == 0) // use index compare instead of comparing a translatable string
{
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kas = new KisAutobrushCircleShape(spinBoxWidth->value(), spinBoxHeight->value(), fh, fv);
TQ_CHECK_PTR(kas);
} else {
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kas = new KisAutobrushRectShape(spinBoxWidth->value(), spinBoxHeight->value(), fh, fv);
TQ_CHECK_PTR(kas);
}
kas->createBrush(m_brsh);
TQPixmap p;
TQImage pi(*m_brsh);
double coeff = 1.0;
int bPw = brushPreview->width()-3;
if(pi.width() > bPw)
{
coeff = bPw /(double)pi.width();
}
int bPh = brushPreview->height()-3;
if(pi.height() > coeff * bPh)
{
coeff = bPh /(double)pi.height();
}
if( coeff < 1.0)
{
pi = pi.smoothScale( (int)(coeff * pi.width()) , (int)(coeff * pi.height()));
}
p.convertFromImage(pi);
brushPreview->setPixmap(p);
KisAutobrushResource * resource = new KisAutobrushResource(*m_brsh);
TQ_CHECK_PTR(resource);
emit(activatedResource(resource));
delete kas;
}
void KisAutobrush::spinBoxWidthChanged(int a)
{
spinBoxHorizontal->setMaxValue(a/2);
if(m_linkSize)
{
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spinBoxHeight->setValue(a);
spinBoxVertical->setMaxValue(a/2);
}
this->paramChanged();
}
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void KisAutobrush::spinBoxHeightChanged(int a)
{
spinBoxVertical->setMaxValue(a/2);
if(m_linkSize)
{
spinBoxWidth->setValue(a);
spinBoxHorizontal->setMaxValue(a/2);
}
this->paramChanged();
}
void KisAutobrush::spinBoxHorizontalChanged(int a)
{
if(m_linkFade)
spinBoxVertical->setValue(a);
this->paramChanged();
}
void KisAutobrush::spinBoxVerticalChanged(int a)
{
if(m_linkFade)
spinBoxHorizontal->setValue(a);
this->paramChanged();
}
void KisAutobrush::linkSizeToggled(bool b)
{
m_linkSize = b;
KoImageResource kir;
if (b) {
bnLinkSize->setPixmap(kir.chain());
}
else {
bnLinkSize->setPixmap(kir.chainBroken());
}
}
void KisAutobrush::linkFadeToggled(bool b)
{
m_linkFade = b;
KoImageResource kir;
if (b) {
bnLinkFade->setPixmap(kir.chain());
}
else {
bnLinkFade->setPixmap(kir.chainBroken());
}
}
#include "kis_autobrush.moc"