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/*
Gwenview - printing support
Copyright (c) 2003 Angelo Naselli
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.
*/
// TQt
#include <tqcheckbox.h>
#include <tqlayout.h>
#include <tqpainter.h>
#include <tqradiobutton.h>
#include <tqvbuttongroup.h>
// KDE
#include <kcombobox.h>
#include <kdebug.h>
#include <kdialog.h>
#include <tdelocale.h>
#include <knuminput.h>
#include <kprinter.h>
// Local
#include "document.h"
#include "printdialogpagebase.h"
#include "printdialog.moc"
namespace Gwenview {
const char* STR_TRUE="true";
const char* STR_FALSE="false";
static inline Unit stringToUnit(const TQString& unit) {
if (unit == i18n("Millimeters")) {
return GV_MILLIMETERS;
} else if (unit == i18n("Centimeters")) {
return GV_CENTIMETERS;
} else {//Inches
return GV_INCHES;
}
}
static inline TQString unitToString(Unit unit) {
if (unit == GV_MILLIMETERS) {
return i18n("Millimeters");
} else if (unit == GV_CENTIMETERS) {
return i18n("Centimeters");
} else { //GV_INCHES
return i18n("Inches");
}
}
static inline double unitToMM(Unit unit) {
if (unit == GV_MILLIMETERS) {
return 1.;
} else if (unit == GV_CENTIMETERS) {
return 10.;
} else { //GV_INCHES
return 25.4;
}
}
PrintDialogPage::PrintDialogPage( Document* document, TQWidget *parent, const char *name )
: KPrintDialogPage( parent, name ) {
mDocument = document;
mContent = new PrintDialogPageBase(this);
setTitle( mContent->caption() );
TQVBoxLayout *layout = new TQVBoxLayout( this );
layout->addWidget( mContent );
connect(mContent->mWidth, TQ_SIGNAL( valueChanged( double )), TQ_SLOT( slotWidthChanged( double )));
connect(mContent->mHeight, TQ_SIGNAL( valueChanged( double )), TQ_SLOT( slotHeightChanged( double )));
connect(mContent->mKeepRatio, TQ_SIGNAL( toggled( bool )), TQ_SLOT( toggleRatio( bool )));
connect(mContent->mUnit, TQ_SIGNAL(activated(const TQString &)), TQ_SLOT(slotUnitChanged(const TQString& )));
mPreviousUnit = GV_MILLIMETERS;
}
PrintDialogPage::~PrintDialogPage() {}
void PrintDialogPage::getOptions( TQMap<TQString,TQString>& opts, bool /*incldef*/ ) {
opts["app-gwenview-position"] = TQString::number(getPosition(mContent->mPosition->currentText()));
opts["app-gwenview-printFilename"] = mContent->mAddFileName->isChecked() ? STR_TRUE : STR_FALSE;
opts["app-gwenview-printComment"] = mContent->mAddComment->isChecked() ? STR_TRUE : STR_FALSE;
opts["app-gwenview-scale"] = TQString::number(
mContent->mNoScale->isChecked() ? GV_NOSCALE
: mContent->mFitToPage->isChecked() ? GV_FITTOPAGE
: GV_SCALE);
opts["app-gwenview-fitToPage"] = mContent->mFitToPage->isChecked() ? STR_TRUE : STR_FALSE;
opts["app-gwenview-enlargeToFit"] = mContent->mEnlargeToFit->isChecked() ? STR_TRUE : STR_FALSE;
opts["app-gwenview-scaleKeepRatio"] = mContent->mKeepRatio->isChecked() ? STR_TRUE : STR_FALSE;
opts["app-gwenview-scaleUnit"] = TQString::number(stringToUnit(mContent->mUnit->currentText()));
opts["app-gwenview-scaleWidth"] = TQString::number( scaleWidth() );
opts["app-gwenview-scaleHeight"] = TQString::number( scaleHeight() );
}
void PrintDialogPage::setOptions( const TQMap<TQString,TQString>& opts ) {
int val;
bool ok;
TQString stVal;
val = opts["app-gwenview-position"].toInt( &ok );
if (ok) {
stVal = setPosition(val);
mContent->mPosition->setCurrentItem(stVal);
}
mContent->mAddFileName->setChecked( opts["app-gwenview-printFilename"] == STR_TRUE );
mContent->mAddComment->setChecked( opts["app-gwenview-printComment"] == STR_TRUE );
// Starts from id 1 because 0 is returned if not ok, and seems to have a weird
// problem with id 2 (last id) otherwise :(
ScaleId scaleButtonId = static_cast<ScaleId>( opts["app-gwenview-scale"].toInt( &ok ) );
if (ok) {
mContent->mScaleGroup->setButton( scaleButtonId );
} else {
mContent->mScaleGroup->setButton( GV_NOSCALE );
}
mContent->mEnlargeToFit->setChecked( opts["app-gwenview-enlargeToFit"] == STR_TRUE );
Unit unit = static_cast<Unit>( opts["app-gwenview-scaleUnit"].toInt( &ok ) );
if (ok) {
stVal = unitToString(unit);
mContent->mUnit->setCurrentItem(stVal);
mPreviousUnit = unit;
}
mContent->mKeepRatio->setChecked( opts["app-gwenview-scaleKeepRatio"] == STR_TRUE );
double dbl;
dbl = opts["app-gwenview-scaleWidth"].toDouble( &ok );
if ( ok ) setScaleWidth( dbl );
dbl = opts["app-gwenview-scaleHeight"].toDouble( &ok );
if ( ok ) setScaleHeight( dbl );
}
double PrintDialogPage::scaleWidth() const {
return mContent->mWidth->value();
}
double PrintDialogPage::scaleHeight() const {
return mContent->mHeight->value();
}
void PrintDialogPage::setScaleWidth( double value ) {
mContent->mWidth->setValue(value);
}
void PrintDialogPage::setScaleHeight( double value ) {
mContent->mHeight->setValue(value);
}
int PrintDialogPage::getPosition(const TQString& align) {
int alignment;
if (align == i18n("Central-Left")) {
alignment = TQt::AlignLeft | TQt::AlignVCenter;
} else if (align == i18n("Central-Right")) {
alignment = TQt::AlignRight | TQt::AlignVCenter;
} else if (align == i18n("Top-Left")) {
alignment = TQt::AlignTop | TQt::AlignLeft;
} else if (align == i18n("Top-Right")) {
alignment = TQt::AlignTop | TQt::AlignRight;
} else if (align == i18n("Bottom-Left")) {
alignment = TQt::AlignBottom | TQt::AlignLeft;
} else if (align == i18n("Bottom-Right")) {
alignment = TQt::AlignBottom | TQt::AlignRight;
} else if (align == i18n("Top-Central")) {
alignment = TQt::AlignTop | TQt::AlignHCenter;
} else if (align == i18n("Bottom-Central")) {
alignment = TQt::AlignBottom | TQt::AlignHCenter;
} else {
// Central
alignment = TQt::AlignCenter; // TQt::AlignHCenter || TQt::AlignVCenter
}
return alignment;
}
TQString PrintDialogPage::setPosition(int align) {
TQString alignment;
if (align == (TQt::AlignLeft | TQt::AlignVCenter)) {
alignment = i18n("Central-Left");
} else if (align == (TQt::AlignRight | TQt::AlignVCenter)) {
alignment = i18n("Central-Right");
} else if (align == (TQt::AlignTop | TQt::AlignLeft)) {
alignment = i18n("Top-Left");
} else if (align == (TQt::AlignTop | TQt::AlignRight)) {
alignment = i18n("Top-Right");
} else if (align == (TQt::AlignBottom | TQt::AlignLeft)) {
alignment = i18n("Bottom-Left");
} else if (align == (TQt::AlignBottom | TQt::AlignRight)) {
alignment = i18n("Bottom-Right");
} else if (align == (TQt::AlignTop | TQt::AlignHCenter)) {
alignment = i18n("Top-Central");
} else if (align == (TQt::AlignBottom | TQt::AlignHCenter)) {
alignment = i18n("Bottom-Central");
} else {
// Central: TQt::AlignCenter or (TQt::AlignHCenter || TQt::AlignVCenter)
alignment = i18n("Central");
}
return alignment;
}
// SLOTS
void PrintDialogPage::slotHeightChanged (double value) {
mContent->mWidth->blockSignals(true);
mContent->mHeight->blockSignals(true);
if (mContent->mKeepRatio->isChecked()) {
double width = (mDocument->width() * value) / mDocument->height();
mContent->mWidth->setValue( width ? width : 1.);
}
mContent->mHeight->setValue(value);
mContent->mWidth->blockSignals(false);
mContent->mHeight->blockSignals(false);
}
void PrintDialogPage::slotWidthChanged (double value) {
mContent->mWidth->blockSignals(true);
mContent->mHeight->blockSignals(true);
if (mContent->mKeepRatio->isChecked()) {
double height = (mDocument->height() * value) / mDocument->width();
mContent->mHeight->setValue( height ? height : 1);
}
mContent->mWidth->setValue(value);
mContent->mWidth->blockSignals(false);
mContent->mHeight->blockSignals(false);
}
void PrintDialogPage::toggleRatio(bool enable) {
if (!enable) return;
// choosing a startup value of 15x10 cm (common photo dimention)
// mContent->mHeight->value() or mContent->mWidth->value()
// are usually empty at startup and hxw (0x0) isn't good IMO keeping ratio
double hValue, wValue;
if (mDocument->height() > mDocument->width()) {
hValue = mContent->mHeight->value();
if (!hValue) hValue = 150*unitToMM(mPreviousUnit);
wValue = (mDocument->width() * hValue)/ mDocument->height();
} else {
wValue = mContent->mWidth->value();
if (!wValue) wValue = 150*unitToMM(mPreviousUnit);
hValue = (mDocument->height() * wValue)/ mDocument->width();
}
mContent->mWidth->blockSignals(true);
mContent->mHeight->blockSignals(true);
mContent->mWidth->setValue(wValue);
mContent->mHeight->setValue(hValue);
mContent->mWidth->blockSignals(false);
mContent->mHeight->blockSignals(false);
}
void PrintDialogPage::slotUnitChanged(const TQString& string) {
Unit newUnit = stringToUnit(string);
double ratio = unitToMM(mPreviousUnit) / unitToMM(newUnit);
mContent->mWidth->blockSignals(true);
mContent->mHeight->blockSignals(true);
mContent->mWidth->setValue( mContent->mWidth->value() * ratio);
mContent->mHeight->setValue( mContent->mHeight->value() * ratio);
mContent->mWidth->blockSignals(false);
mContent->mHeight->blockSignals(false);
mPreviousUnit = newUnit;
}
} // namespace
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