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/* This file is part of the KDE project
Copyright (C) 2002 Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
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 <tqcheckbox.h>
#include <tqimage.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqlineedit.h>
#include <tqpaintdevice.h>
#include <tqrect.h>
#include <tqvbuttongroup.h>
#include <tqwidget.h>
#include <tdeapplication.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <knuminput.h>
#include "exportsizedia.h"
ExportSizeDia::ExportSizeDia( int width, int height,
TQWidget *parent, const char *name )
: KDialogBase( parent, name, true,
i18n("Export Filter Parameters" ), Ok|Cancel )
{
kapp->restoreOverrideCursor();
setupGUI();
m_realWidth = width;
m_realHeight = height;
m_widthEdit ->setValue( m_realWidth );
m_heightEdit->setValue( m_realHeight );
m_percWidthEdit->setValue( 100 );
m_percHeightEdit->setValue( 100 );
connectAll();
connect( m_proportional, TQ_SIGNAL( clicked() ),
this, TQ_SLOT( proportionalClicked() ) );
}
ExportSizeDia::~ExportSizeDia()
{
}
void ExportSizeDia::setupGUI()
{
//resize( size() );
TQWidget *page = new TQWidget( this );
setMainWidget(page);
#if 0
TQBoxLayout* mainLayout = new TQVBoxLayout( page,
KDialog::marginHint(),
KDialog::spacingHint() );
#else
TQGridLayout *mainLayout = new TQGridLayout( page, 5, 2,
KDialog::marginHint(),
KDialog::spacingHint() );
#endif
m_proportional = new TQCheckBox( page, "proportional" );
m_proportional->setText( i18n( "Keep ratio" ) );
m_proportional->setChecked( true );
mainLayout->addWidget( m_proportional, 0, 0 );
TQLabel* width = new TQLabel( page, "width" );
width->setText( i18n( "Width:" ) );
m_widthEdit = new KIntNumInput( page, "widthEdit" );
TQLabel* height = new TQLabel( page, "height" );
height->setText( i18n( "Height:" ) );
m_heightEdit = new KIntNumInput( page, "heightEdit" );
mainLayout->addWidget( width, 1, 0 );
mainLayout->addWidget( m_widthEdit, 1, 1 );
mainLayout->addWidget( height, 2, 0 );
mainLayout->addWidget( m_heightEdit, 2, 1 );
TQLabel* percentWidth = new TQLabel( page, "PercentWidth" );
percentWidth->setText( i18n( "Width (%):" ) );
m_percWidthEdit = new KDoubleNumInput( page, "percWidthEdit" );
TQLabel* percentHeight = new TQLabel( page, "PercentHeight" );
percentHeight->setText( i18n( "Height (%):" ) );
m_percHeightEdit = new KDoubleNumInput( page, "percHeightEdit" );
mainLayout->addWidget( percentWidth, 3, 0 );
mainLayout->addWidget( m_percHeightEdit, 3, 1 );
mainLayout->addWidget( percentHeight, 4, 0 );
mainLayout->addWidget( m_percWidthEdit, 4, 1 );
/* Display the main layout */
//mainLayout->addStretch( 5 );
mainLayout->activate();
}
// ----------------------------------------------------------------
// public methods
int ExportSizeDia::width() const
{
return m_widthEdit->value();
}
int ExportSizeDia::height() const
{
return m_heightEdit->value();
}
// ----------------------------------------------------------------
// slots
void ExportSizeDia::widthChanged( int width )
{
disconnectAll();
width = TQMIN( width, m_realWidth * 10 );
width = TQMAX( width, m_realWidth / 10 );
double percent = (100.0 * static_cast<double>( width )
/ static_cast<double>( m_realWidth ));
m_percWidthEdit->setValue( percent );
if ( m_proportional->isChecked() ) {
m_percHeightEdit->setValue( percent );
int height = static_cast<int>( m_realHeight * percent / 100.0 );
m_heightEdit->setValue( height );
}
connectAll();
}
void ExportSizeDia::heightChanged( int height )
{
disconnectAll();
height = TQMIN( height, m_realHeight * 10 );
height = TQMAX( height, m_realHeight / 10 );
double percent = (100.0 * static_cast<double>( height )
/ static_cast<double>( m_realHeight ));
m_percHeightEdit->setValue( percent );
if ( m_proportional->isChecked() ) {
m_percWidthEdit->setValue( percent );
int width = static_cast<int>( m_realWidth * percent / 100.0 );
m_widthEdit->setValue( width );
}
connectAll();
}
void ExportSizeDia::percentWidthChanged( double percent )
{
disconnectAll();
percent = TQMIN( percent, 1000 );
percent = TQMAX( percent, 10 );
int width = static_cast<int>( m_realWidth * percent / 100. );
m_widthEdit->setValue( width );
if ( m_proportional->isChecked() ) {
int height = static_cast<int>( m_realHeight * percent / 100. );
m_heightEdit->setValue( height );
m_percHeightEdit->setValue( percent );
}
connectAll();
}
void ExportSizeDia::percentHeightChanged( double percent )
{
disconnectAll();
percent = TQMIN( percent, 1000 );
percent = TQMAX( percent, 10 );
if ( m_proportional->isChecked() ) {
int width = static_cast<int>( m_realWidth * percent / 100. );
m_widthEdit->setValue( width );
m_percWidthEdit->setValue( percent );
}
int height = static_cast<int>( m_realHeight * percent / 100. );
m_heightEdit->setValue( height );
connectAll();
}
void ExportSizeDia::proportionalClicked()
{
if ( m_proportional->isChecked() ) {
disconnectAll();
int width = m_widthEdit->value( );
width = TQMIN( width, m_realWidth * 10 );
width = TQMAX( width, m_realWidth / 10 );
double percent = (100.0 * static_cast<double>( width )
/ static_cast<double>( m_realWidth ));
m_percHeightEdit->setValue( percent );
int height = static_cast<int>( m_realHeight * percent / 100. );
m_heightEdit->setValue( height );
connectAll();
}
}
// ----------------------------------------------------------------
// private methods
void ExportSizeDia::connectAll()
{
connect( m_widthEdit, TQ_SIGNAL( valueChanged(int) ),
this, TQ_SLOT( widthChanged( int ) ) );
connect( m_heightEdit, TQ_SIGNAL( valueChanged(int) ),
this, TQ_SLOT( heightChanged( int ) ) );
connect( m_percWidthEdit, TQ_SIGNAL( valueChanged(double) ),
this, TQ_SLOT( percentWidthChanged( double ) ) );
connect( m_percHeightEdit, TQ_SIGNAL( valueChanged(double) ),
this, TQ_SLOT( percentHeightChanged(double ) ) );
}
void ExportSizeDia::disconnectAll()
{
disconnect( m_widthEdit, TQ_SIGNAL( valueChanged(int) ),
this, TQ_SLOT( widthChanged( int ) ) );
disconnect( m_heightEdit, TQ_SIGNAL( valueChanged(int) ),
this, TQ_SLOT( heightChanged( int ) ) );
disconnect( m_percWidthEdit, TQ_SIGNAL( valueChanged(double) ),
this, TQ_SLOT( percentWidthChanged( double ) ) );
disconnect( m_percHeightEdit, TQ_SIGNAL( valueChanged(double) ),
this, TQ_SLOT( percentHeightChanged(double ) ) );
}
#if 0
void ExportSizeDia::slotOk()
{
hide();
//doc->setZoomAndResolution( 100, 600, 600 );
//doc->setZoomAndResolution( 1000, TQPaintDevice::x11AppDpiX(), TQPaintDevice::x11AppDpiY() );
//doc->newZoomAndResolution( false, false );
int width = widthEdit->value();
int height = heightEdit->value();
// kdDebug( KFormula::DEBUGID ) << k_funcinfo
// << "(" << width << " " << height << ")"
// << endl;
// width = realWidth;
// height = realHeight;
TQImage image = formula->drawImage( width, height );
if ( !image.save( _fileOut, "PNG" ) ) {
KMessageBox::error( 0, i18n( "Failed to write file." ), i18n( "PNG Export Error" ) );
}
reject();
}
#endif
#include "exportsizedia.moc"
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