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koffice/kpresenter/KPrPixmapObject.cpp

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// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* This file is part of the KDE project
Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
Copyright (C) 2005 Thorsten Zachmann <zachmann@kde.org>
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.
*/
// ### TODO: fix copyright date/authors
// for getenv ()
#include <stdlib.h>
#include <float.h>
#include <qbuffer.h>
#include <qpainter.h>
#include <qwmatrix.h>
#include <qfileinfo.h>
#include <qpixmap.h>
#include <qdom.h>
#include <qimage.h>
#include <qbitmap.h>
#include <kdebug.h>
#include <kimageeffect.h>
#include <KoSize.h>
#include <KoTextZoomHandler.h>
#include <KoStore.h>
#include <KoStoreDevice.h>
#include <KoOasisContext.h>
#include <KoXmlNS.h>
#include <KoDom.h>
#include "KPrPixmapObject.h"
#include "KPrGradient.h"
#include "KPrPixmapObjectIface.h"
KPrPixmapObject::KPrPixmapObject( KoPictureCollection *_imageCollection )
: KPr2DObject()
{
imageCollection = _imageCollection;
pen = KoPen( Qt::black, 1.0, Qt::NoPen );
mirrorType = PM_NORMAL;
depth = 0;
swapRGB = false;
grayscal = false;
bright = 0;
m_effect = IE_NONE;
m_ie_par1 = QVariant();
m_ie_par2 = QVariant();
m_ie_par3 = QVariant();
// Forbid QPixmap to cache the X-Window resources (Yes, it is slower!)
m_cachedPixmap.setOptimization(QPixmap::MemoryOptim);
keepRatio = true;
}
KPrPixmapObject::KPrPixmapObject( KoPictureCollection *_imageCollection, const KoPictureKey & key )
: KPr2DObject()
{
imageCollection = _imageCollection;
ext = KoSize(); // invalid size means unset
pen = KoPen( Qt::black, 1.0, Qt::NoPen );
mirrorType = PM_NORMAL;
depth = 0;
swapRGB = false;
grayscal = false;
bright = 0;
m_effect = IE_NONE;
m_ie_par1 = QVariant();
m_ie_par2 = QVariant();
m_ie_par3 = QVariant();
// Forbid QPixmap to cache the X-Window resources (Yes, it is slower!)
m_cachedPixmap.setOptimization(QPixmap::MemoryOptim);
setPicture( key );
}
DCOPObject* KPrPixmapObject::dcopObject()
{
if ( !dcop )
dcop = new KPrPixmapObjectIface( this );
return dcop;
}
QString KPrPixmapObject::convertValueToPercent( int val ) const
{
return QString::number( val )+"%";
}
void KPrPixmapObject::saveOasisPictureElement( KoGenStyle &styleobjectauto ) const
{
if ( bright != 0 )
{
styleobjectauto.addProperty( "draw:luminance", convertValueToPercent( bright ) );
}
if ( grayscal )
{
styleobjectauto.addProperty( "draw:color-mode","greyscale" );
}
switch (m_effect)
{
case IE_NONE:
//nothing
break;
case IE_CHANNEL_INTENSITY:
{
//for the moment kpresenter support just one channel
QString percent = convertValueToPercent( m_ie_par1.toInt() );
KImageEffect::RGBComponent channel = static_cast<KImageEffect::RGBComponent>( m_ie_par2.toInt() );
switch( channel )
{
case KImageEffect::Red:
styleobjectauto.addProperty( "draw:red", percent );
styleobjectauto.addProperty( "draw:blue", "0%" );
styleobjectauto.addProperty( "draw:green", "0%" );
break;
case KImageEffect::Green:
styleobjectauto.addProperty( "draw:green", percent );
styleobjectauto.addProperty( "draw:red", "0%" );
styleobjectauto.addProperty( "draw:blue", "0%" );
break;
case KImageEffect::Blue:
styleobjectauto.addProperty( "draw:blue", percent );
styleobjectauto.addProperty( "draw:red", "0%" );
styleobjectauto.addProperty( "draw:green", "0%" );
break;
case KImageEffect::Gray:
break;
case KImageEffect::All:
break;
}
}
break;
case IE_FADE:
break;
case IE_FLATTEN:
break;
case IE_INTENSITY:
break;
case IE_DESATURATE:
break;
case IE_CONTRAST:
{
//kpresenter use value between -255 and 255
//oo impress between -100% and 100%
int val = m_ie_par1.toInt();
val = ( int )( ( double )val*100.0/255.0 );
styleobjectauto.addProperty( "draw:contrast", convertValueToPercent( val ) );
}
break;
case IE_NORMALIZE:
break;
case IE_EQUALIZE:
break;
case IE_THRESHOLD:
break;
case IE_SOLARIZE:
break;
case IE_EMBOSS:
break;
case IE_DESPECKLE:
break;
case IE_CHARCOAL:
break;
case IE_NOISE:
break;
case IE_BLUR:
break;
case IE_EDGE:
break;
case IE_IMPLODE:
break;
case IE_OIL_PAINT:
break;
case IE_SHARPEN:
break;
case IE_SPREAD:
break;
case IE_SHADE:
break;
case IE_SWIRL:
break;
case IE_WAVE:
break;
}
}
bool KPrPixmapObject::saveOasisObjectAttributes( KPOasisSaveContext &sc ) const
{
sc.xmlWriter.startElement( "draw:image" );
sc.xmlWriter.addAttribute( "xlink:type", "simple" );
sc.xmlWriter.addAttribute( "xlink:show", "embed" );
sc.xmlWriter.addAttribute( "xlink:actuate", "onLoad" );
sc.xmlWriter.addAttribute( "xlink:href", imageCollection->getOasisFileName( image ) );
sc.xmlWriter.endElement();
return true;
}
const char * KPrPixmapObject::getOasisElementName() const
{
return "draw:frame";
}
// Deprecated, same as KPrPixmapObject::loadPicture
void KPrPixmapObject::loadImage( const QString & fileName )
{
loadPicture( fileName );
}
void KPrPixmapObject::loadPicture( const QString & fileName )
{
image = imageCollection->loadPicture( fileName );
}
KPrPixmapObject &KPrPixmapObject::operator=( const KPrPixmapObject & )
{
return *this;
}
// Deprecated, same as KPrPixmapObject::setPicture
void KPrPixmapObject::setPixmap( const KoPictureKey & key )
{
setPicture( key );
}
void KPrPixmapObject::setPicture( const KoPictureKey & key )
{
image = imageCollection->findPicture( key );
}
void KPrPixmapObject::reload( void )
{
// ### FIXME: this seems wrong, KoPictureCollection will never reload it (or perhaps it is the function name that is wrong)
setPicture( image.getKey() );
if (image.isNull()) {
// this happens for example when doing copy&paste from a different KPresenter instance
image = imageCollection->loadPicture( image.getKey().filename() );
}
}
QDomDocumentFragment KPrPixmapObject::save( QDomDocument& doc, double offset )
{
QDomDocumentFragment fragment=KPr2DObject::save(doc, offset);
QDomElement elem=doc.createElement("KEY");
image.getKey().saveAttributes(elem);
fragment.appendChild(elem);
QDomElement elemSettings = doc.createElement( "PICTURESETTINGS" );
elemSettings.setAttribute( "mirrorType", static_cast<int>( mirrorType ) );
elemSettings.setAttribute( "depth", depth );
elemSettings.setAttribute( "swapRGB", static_cast<int>( swapRGB ) );
elemSettings.setAttribute( "grayscal", static_cast<int>( grayscal ) );
elemSettings.setAttribute( "bright", bright );
fragment.appendChild( elemSettings );
if (m_effect!=IE_NONE) {
QDomElement imageEffects = doc.createElement("EFFECTS");
imageEffects.setAttribute("type", static_cast<int>(m_effect));
if (m_ie_par1.isValid())
imageEffects.setAttribute("param1", m_ie_par1.toString());
if (m_ie_par2.isValid())
imageEffects.setAttribute("param2", m_ie_par2.toString());
if (m_ie_par3.isValid())
imageEffects.setAttribute("param3", m_ie_par3.toString());
fragment.appendChild( imageEffects );
}
return fragment;
}
void KPrPixmapObject::loadOasisPictureEffect(KoOasisContext & context )
{
KoStyleStack &styleStack = context.styleStack();
styleStack.setTypeProperties( "graphic" );
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "color-mode" ) && ( styleStack.attributeNS( KoXmlNS::draw, "color-mode" )=="greyscale" ) )
{
grayscal = true;
}
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "contrast" ) )
{
QString str( styleStack.attributeNS( KoXmlNS::draw, "contrast" ) );
str = str.remove( '%' );
int val = str.toInt();
m_effect = IE_CONTRAST;
val = ( int )( 255.0 *val/100.0 );
m_ie_par1 = QVariant(val);
}
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "red" ) && styleStack.attributeNS( KoXmlNS::draw, "red" ) != "0%" )
{
QString str( styleStack.attributeNS( KoXmlNS::draw, "red" ) );
str = str.remove( '%' );
int val = str.toInt();
m_effect = IE_CHANNEL_INTENSITY;
m_ie_par1 = QVariant(val);
m_ie_par2 = QVariant( ( int )KImageEffect::Red );
}
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "green" ) && styleStack.attributeNS( KoXmlNS::draw, "green" ) != "0%" )
{
QString str( styleStack.attributeNS( KoXmlNS::draw, "green" ) );
str = str.remove( '%' );
int val = str.toInt();
m_effect = IE_CHANNEL_INTENSITY;
m_ie_par1 = QVariant(val);
m_ie_par2 = QVariant( ( int )KImageEffect::Green );
}
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "blue" ) && styleStack.attributeNS( KoXmlNS::draw, "blue" ) != "0%" )
{
QString str( styleStack.attributeNS( KoXmlNS::draw, "blue" ) );
str = str.remove( '%' );
int val = str.toInt();
m_effect = IE_CHANNEL_INTENSITY;
m_ie_par1 = QVariant(val);
m_ie_par2 = QVariant( ( int )KImageEffect::Blue );
}
if ( styleStack.hasAttributeNS( KoXmlNS::draw, "luminance" ) )
{
QString str( styleStack.attributeNS( KoXmlNS::draw, "luminance" ) );
str = str.remove( '%' );
bright = str.toInt();
}
}
void KPrPixmapObject::fillStyle( KoGenStyle& styleObjectAuto, KoGenStyles& mainStyles ) const
{
KPr2DObject::fillStyle( styleObjectAuto, mainStyles );
saveOasisPictureElement( styleObjectAuto );
}
void KPrPixmapObject::loadOasis(const QDomElement &element, KoOasisContext & context, KPrLoadingInfo *info)
{
//load it into kpresenter_doc
KPr2DObject::loadOasis( element, context, info );
loadOasisPictureEffect( context );
QDomNode imageBox = KoDom::namedItemNS( element, KoXmlNS::draw, "image" );
const QString href( imageBox.toElement().attributeNS( KoXmlNS::xlink, "href", QString::null) );
kdDebug()<<" href: "<<href<<endl;
if ( !href.isEmpty() /*&& href[0] == '#'*/ )
{
QString strExtension;
const int result=href.findRev(".");
if (result>=0)
{
strExtension=href.mid(result+1); // As we are using KoPicture, the extension should be without the dot.
}
QString filename(href/*.mid(1)*/);
const KoPictureKey key(filename, QDateTime::currentDateTime(Qt::UTC));
image.setKey(key);
KoStore* store = context.store();
if ( store->open( filename ) )
{
KoStoreDevice dev(store);
if ( !image.load( &dev, strExtension ) )
kdWarning() << "Cannot load picture: " << filename << " " << href << endl;
store->close();
}
imageCollection->insertPicture( key, image );
}
// ### TODO: load remote file
}
double KPrPixmapObject::load(const QDomElement &element)
{
double offset=KPr2DObject::load(element);
QDomElement e=element.namedItem("KEY").toElement();
if(!e.isNull()) {
KoPictureKey key;
key.loadAttributes( e );
image.clear();
image.setKey(key);
}
else {
// try to find a PIXMAP tag if the KEY is not available...
e=element.namedItem("PIXMAP").toElement();
if (e.isNull()) {
// try to find a FILENAME tag (old cliparts...)
e=element.namedItem("FILENAME").toElement();
if(!e.isNull()) {
// Loads from the disk directly (unless it's in the collection already?)
image = imageCollection->loadPicture( e.attribute("filename") );
}
} else {
bool openPic = true;
QString _data;
QString _fileName;
if(e.hasAttribute("data"))
_data=e.attribute("data");
if ( _data.isEmpty() )
openPic = true;
else
openPic = false;
if(e.hasAttribute("filename"))
_fileName=e.attribute("filename");
if ( !_fileName.isEmpty() )
{
if ( int _envVarB = _fileName.find( '$' ) >= 0 )
{
int _envVarE = _fileName.find( '/', _envVarB );
// ### FIXME: it should be QString::local8Bit instead of QFile::encodeName, shouldn't it?
QString path = getenv( QFile::encodeName(_fileName.mid( _envVarB, _envVarE-_envVarB )) );
_fileName.replace( _envVarB-1, _envVarE-_envVarB+1, path );
}
}
if ( openPic )
// !! this loads it from the disk (unless it's in the image collection already)
image = imageCollection->loadPicture( _fileName );
else
{
KoPictureKey key( _fileName );
image.clear();
image.setKey(key);
QByteArray rawData=_data.utf8(); // XPM is normally ASCII, therefore UTF-8
rawData[rawData.size()-1]=char(10); // Replace the NULL character by a LINE FEED
QBuffer buffer(rawData); // ### TODO: open?
image.loadXpm(&buffer);
}
}
}
e = element.namedItem( "PICTURESETTINGS" ).toElement();
if ( !e.isNull() ) {
PictureMirrorType _mirrorType = PM_NORMAL;
int _depth = 0;
bool _swapRGB = false;
bool _grayscal = false;
int _bright = 0;
if ( e.hasAttribute( "mirrorType" ) )
_mirrorType = static_cast<PictureMirrorType>( e.attribute( "mirrorType" ).toInt() );
if ( e.hasAttribute( "depth" ) )
_depth = e.attribute( "depth" ).toInt();
if ( e.hasAttribute( "swapRGB" ) )
_swapRGB = static_cast<bool>( e.attribute( "swapRGB" ).toInt() );
if ( e.hasAttribute( "grayscal" ) )
_grayscal = static_cast<bool>( e.attribute( "grayscal" ).toInt() );
if ( e.hasAttribute( "bright" ) )
_bright = e.attribute( "bright" ).toInt();
mirrorType = _mirrorType;
depth = _depth;
swapRGB = _swapRGB;
grayscal = _grayscal;
bright = _bright;
}
else {
mirrorType = PM_NORMAL;
depth = 0;
swapRGB = false;
grayscal = false;
bright = 0;
}
e = element.namedItem( "EFFECTS" ).toElement();
if (!e.isNull()) {
if (e.hasAttribute("type"))
m_effect = static_cast<ImageEffect>(e.attribute("type").toInt());
if (e.hasAttribute("param1"))
m_ie_par1 = QVariant(e.attribute("param1"));
else
m_ie_par1 = QVariant();
if (e.hasAttribute("param2"))
m_ie_par2 = QVariant(e.attribute("param2"));
else
m_ie_par2 = QVariant();
if (e.hasAttribute("param3"))
m_ie_par3 = QVariant(e.attribute("param3"));
else
m_ie_par3 = QVariant();
}
else
m_effect = IE_NONE;
return offset;
}
void KPrPixmapObject::drawShadow( QPainter* _painter, KoZoomHandler* _zoomHandler)
{
const double ox = orig.x();
const double oy = orig.y();
const double ow = ext.width();
const double oh = ext.height();
_painter->save();
QPen pen2 = pen.zoomedPen( _zoomHandler );
_painter->setPen( pen2 );
_painter->setBrush( getBrush() );
double sx = 0;
double sy = 0;
getShadowCoords( sx, sy );
_painter->translate( _zoomHandler->zoomItX( ox ), _zoomHandler->zoomItY( oy ) );
_painter->setPen( QPen( shadowColor ) );
_painter->setBrush( shadowColor );
if ( kAbs(angle) <= DBL_EPSILON )
_painter->drawRect( _zoomHandler->zoomItX( sx ), _zoomHandler->zoomItY( sy ),
_zoomHandler->zoomItX( ext.width() ), _zoomHandler->zoomItY( ext.height() ) );
else
{
QSize bs = QSize( _zoomHandler->zoomItX( ow ), _zoomHandler->zoomItY( oh ) );
QRect br = QRect( 0, 0, bs.width(), bs.height() );
int pw = br.width();
int ph = br.height();
QRect rr = br;
int pixYPos = -rr.y();
int pixXPos = -rr.x();
br.moveTopLeft( QPoint( -br.width() / 2, -br.height() / 2 ) );
rr.moveTopLeft( QPoint( -rr.width() / 2, -rr.height() / 2 ) );
QWMatrix m;
m.translate( pw / 2, ph / 2 );
m.rotate( angle );
m.translate( rr.left() + pixXPos + _zoomHandler->zoomItX( sx ),
rr.top() + pixYPos + _zoomHandler->zoomItY( sy ) );
_painter->setWorldMatrix( m, true );
_painter->drawRect( 0, 0, bs.width(), bs.height() );
}
_painter->restore();
}
QPixmap KPrPixmapObject::generatePixmap(KoZoomHandler*_zoomHandler)
{
const double penw = _zoomHandler->zoomItX( ( ( pen.style() == Qt::NoPen ) ? 1 : pen.width() ) / 2.0 );
QSize size( _zoomHandler->zoomSize( ext ) );
//kdDebug(33001) << "KPrPixmapObject::generatePixmap size= " << size << endl;
QPixmap pixmap(size);
QPainter paint;
paint.begin( &pixmap );
pixmap.fill( Qt::white );
// Draw background
paint.setPen( Qt::NoPen );
paint.setBrush( getBrush() );
QRect rect( (int)( penw ), (int)( penw ),
(int)( _zoomHandler->zoomItX( ext.width() ) - 2.0 * penw ),
(int)( _zoomHandler->zoomItY( ext.height() ) - 2.0 * penw ) );
if ( getFillType() == FT_BRUSH || !gradient )
paint.drawRect( rect );
else {
// ### TODO: this was also drawn for drawContour==true, but why?
gradient->setSize( size );
paint.drawPixmap( (int)( penw ), (int)( penw ),
gradient->pixmap(), 0, 0,
(int)( _zoomHandler->zoomItX( ext.width() ) - 2 * penw ),
(int)( _zoomHandler->zoomItY( ext.height() ) - 2 * penw ) );
}
image.draw(paint, 0, 0, size.width(), size.height(), 0, 0, -1, -1, false); // Always slow mode!
image.clearCache(); // Release the memoy of the picture cache
image.setAlphaBuffer(true);
QBitmap tmpMask;
tmpMask = image.createAlphaMask().scale(size);
pixmap.setMask(tmpMask);
paint.end();
return pixmap;
}
void KPrPixmapObject::draw( QPainter *_painter, KoTextZoomHandler*_zoomHandler,
int pageNum, SelectionMode selectionMode, bool drawContour )
{
if ( image.isNull() ) return;
if ( shadowDistance > 0 && !drawContour )
drawShadow(_painter, _zoomHandler);
const double ox = orig.x();
const double oy = orig.y();
const double ow = ext.width();
const double oh = ext.height();
const double penw = _zoomHandler->zoomItX( ( ( pen.style() == Qt::NoPen ) ? 1.0 : pen.width() ) / 2.0 );
_painter->save();
_painter->translate( _zoomHandler->zoomItX( ox ), _zoomHandler->zoomItY( oy ) );
if ( kAbs(angle)> DBL_EPSILON ) {
QSize bs = QSize( _zoomHandler->zoomItX( ow ), _zoomHandler->zoomItY( oh ) );
QRect br = QRect( 0, 0, bs.width(), bs.height() );
int pw = br.width();
int ph = br.height();
QRect rr = br;
int pixYPos = -rr.y();
int pixXPos = -rr.x();
br.moveTopLeft( QPoint( -br.width() / 2, -br.height() / 2 ) );
rr.moveTopLeft( QPoint( -rr.width() / 2, -rr.height() / 2 ) );
QWMatrix m;
m.translate( pw / 2, ph / 2 );
m.rotate( angle );
m.translate( rr.left() + pixXPos, rr.top() + pixYPos );
_painter->setWorldMatrix( m, true );
}
if ( !drawContour )
{
QRect rect( 0, 0, (int)( _zoomHandler->zoomItX( ow ) ),
(int)( _zoomHandler->zoomItY( oh ) ) );
// ### HACK QT seems not to be able to correctly compare QVariant
bool variants1;
if (m_ie_par1.isNull())
variants1=m_cachedPar1.isNull();
else
variants1=(m_ie_par1 == m_cachedPar1);
bool variants2;
if (m_ie_par2.isNull())
variants2=m_cachedPar2.isNull();
else
variants2=(m_ie_par2 == m_cachedPar2);
bool variants3;
if (m_ie_par3.isNull())
variants3=m_cachedPar3.isNull();
else
variants3=(m_ie_par3 == m_cachedPar3);
if (m_cachedRect == rect
// All what KPrPixmapObject::changePictureSettings needs
&& m_cachedMirrorType == mirrorType && m_cachedSwapRGB == swapRGB && m_cachedGrayscal == grayscal
&& m_cachedBright == bright && m_cachedEffect == m_effect
// Who needs it?
&& m_cachedDepth == depth
#if 0
&& m_ie_par1 == m_cachedPar1 && m_ie_par2 == m_cachedPar2 && m_ie_par3 == m_cachedPar3
#else
&& variants1 && variants2 && variants3
#endif
)
{
//kdDebug(33001) << "Drawing cached pixmap " << (void*) this << " " << k_funcinfo << endl;
}
else
{
if (mirrorType != PM_NORMAL || depth != 0 || swapRGB || grayscal || bright != 0 || m_effect!=IE_NONE)
m_cachedPixmap = changePictureSettings( generatePixmap( _zoomHandler ) );
else
m_cachedPixmap = generatePixmap( _zoomHandler );
m_cachedRect = rect;
m_cachedMirrorType = mirrorType;
m_cachedSwapRGB = swapRGB;
m_cachedGrayscal = grayscal;
m_cachedBright = bright;
m_cachedEffect = m_effect;
m_cachedDepth = depth;
m_cachedPar1 = m_ie_par1;
m_cachedPar2 = m_ie_par2;
m_cachedPar3 = m_ie_par3;
//kdDebug(33001) << "Drawing non-cached pixmap " << (void*) this << " " << k_funcinfo << endl;
}
_painter->drawPixmap( rect, m_cachedPixmap);
}
// Draw border
// ### TODO port to KoBorder::drawBorders() (after writing a simplified version of it, that takes the same border on each size)
QPen pen2;
if ( drawContour ) {
pen2 = QPen( Qt::black, 1, Qt::DotLine );
_painter->setRasterOp( Qt::NotXorROP );
}
else {
pen2 = pen;
pen2.setWidth( _zoomHandler->zoomItX( ( pen.style() == Qt::NoPen ) ? 1.0 : (double)pen.width() ) );
}
_painter->setPen( pen2 );
_painter->setBrush( Qt::NoBrush );
_painter->drawRect( (int)( penw ), (int)( penw ),
(int)( _zoomHandler->zoomItX( ow ) - 2.0 * penw ),
(int)( _zoomHandler->zoomItY( oh ) - 2.0 * penw ) );
_painter->restore();
KPrObject::draw( _painter, _zoomHandler, pageNum, selectionMode, drawContour );
}
QPixmap KPrPixmapObject::getOriginalPixmap()
{
QSize _pixSize = image.getOriginalSize();
kdDebug(33001) << "KPrPixmapObject::getOriginalPixmap size= " << _pixSize << endl;
QPixmap _pixmap = image.generatePixmap( _pixSize, true );
image.clearCache(); // Release the memoy of the picture cache
return _pixmap;
}
QPixmap KPrPixmapObject::changePictureSettings( QPixmap _tmpPixmap )
{
QImage _tmpImage = _tmpPixmap.convertToImage();
if (_tmpImage.isNull())
return _tmpPixmap;
bool _horizontal = false;
bool _vertical = false;
if ( mirrorType == PM_HORIZONTAL )
_horizontal = true;
else if ( mirrorType == PM_VERTICAL )
_vertical = true;
else if ( mirrorType == PM_HORIZONTALANDVERTICAL ) {
_horizontal = true;
_vertical = true;
}
_tmpImage = _tmpImage.mirror( _horizontal, _vertical );
if ( depth != 0 ) {
QImage tmpImg = _tmpImage.convertDepth( depth );
if ( !tmpImg.isNull() )
_tmpImage = tmpImg;
}
if ( swapRGB )
_tmpImage = _tmpImage.swapRGB();
if ( grayscal ) {
if ( depth == 1 || depth == 8 ) {
for ( int i = 0; i < _tmpImage.numColors(); ++i ) {
QRgb rgb = _tmpImage.color( i );
int gray = qGray( rgb );
rgb = qRgb( gray, gray, gray );
_tmpImage.setColor( i, rgb );
}
}
else {
int _width = _tmpImage.width();
int _height = _tmpImage.height();
int _x = 0;
int _y = 0;
for ( _x = 0; _x < _width; ++_x ) {
for ( _y = 0; _y < _height; ++_y ) {
if ( _tmpImage.valid( _x, _y ) ) {
QRgb rgb = _tmpImage.pixel( _x, _y );
int gray = qGray( rgb );
rgb = qRgb( gray, gray, gray );
_tmpImage.setPixel( _x, _y, rgb );
}
}
}
}
}
if ( bright != 0 ) {
if ( depth == 1 || depth == 8 ) {
for ( int i = 0; i < _tmpImage.numColors(); ++i ) {
QRgb rgb = _tmpImage.color( i );
QColor c( rgb );
if ( bright > 0 )
rgb = c.light( 100 + bright ).rgb();
else
rgb = c.dark( 100 + abs( bright ) ).rgb();
_tmpImage.setColor( i, rgb );
}
}
else {
int _width = _tmpImage.width();
int _height = _tmpImage.height();
int _x = 0;
int _y = 0;
for ( _x = 0; _x < _width; ++_x ) {
for ( _y = 0; _y < _height; ++_y ) {
if ( _tmpImage.valid( _x, _y ) ) {
QRgb rgb = _tmpImage.pixel( _x, _y );
QColor c( rgb );
if ( bright > 0 )
rgb = c.light( 100 + bright ).rgb();
else
rgb = c.dark( 100 + abs( bright ) ).rgb();
_tmpImage.setPixel( _x, _y, rgb );
}
}
}
}
}
switch (m_effect) {
case IE_CHANNEL_INTENSITY: {
_tmpImage = KImageEffect::channelIntensity(_tmpImage, m_ie_par1.toDouble()/100.0,
static_cast<KImageEffect::RGBComponent>(m_ie_par2.toInt()));
break;
}
case IE_FADE: {
_tmpImage = KImageEffect::fade(_tmpImage, m_ie_par1.toDouble(), m_ie_par2.toColor());
break;
}
case IE_FLATTEN: {
_tmpImage = KImageEffect::flatten(_tmpImage, m_ie_par1.toColor(), m_ie_par2.toColor());
break;
}
case IE_INTENSITY: {
_tmpImage = KImageEffect::intensity(_tmpImage, m_ie_par1.toDouble()/100.0);
break;
}
case IE_DESATURATE: {
_tmpImage = KImageEffect::desaturate(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_CONTRAST: {
_tmpImage = KImageEffect::contrast(_tmpImage, m_ie_par1.toInt());
break;
}
case IE_NORMALIZE: {
KImageEffect::normalize(_tmpImage);
break;
}
case IE_EQUALIZE: {
KImageEffect::equalize(_tmpImage);
break;
}
case IE_THRESHOLD: {
KImageEffect::threshold(_tmpImage, m_ie_par1.toInt());
break;
}
case IE_SOLARIZE: {
KImageEffect::solarize(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_EMBOSS: {
_tmpImage = KImageEffect::emboss(_tmpImage);
break;
}
case IE_DESPECKLE: {
_tmpImage = KImageEffect::despeckle(_tmpImage);
break;
}
case IE_CHARCOAL: {
_tmpImage = KImageEffect::charcoal(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_NOISE: {
_tmpImage = KImageEffect::addNoise(_tmpImage, static_cast<KImageEffect::NoiseType>(m_ie_par1.toInt()));
break;
}
case IE_BLUR: {
_tmpImage = KImageEffect::blur(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_EDGE: {
_tmpImage = KImageEffect::edge(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_IMPLODE: {
_tmpImage = KImageEffect::implode(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_OIL_PAINT: {
_tmpImage = KImageEffect::oilPaint(_tmpImage, m_ie_par1.toInt());
break;
}
case IE_SHARPEN: {
_tmpImage = KImageEffect::sharpen(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_SPREAD: {
_tmpImage = KImageEffect::spread(_tmpImage, m_ie_par1.toInt());
break;
}
case IE_SHADE: {
_tmpImage = KImageEffect::shade(_tmpImage, m_ie_par1.toBool(), m_ie_par2.toDouble(), m_ie_par3.toDouble());
break;
}
case IE_SWIRL: {
_tmpImage = KImageEffect::swirl(_tmpImage, m_ie_par1.toDouble());
break;
}
case IE_WAVE: {
_tmpImage = KImageEffect::wave(_tmpImage, m_ie_par1.toDouble(), m_ie_par2.toDouble());
break;
}
case IE_NONE:
default:
break;
}
_tmpPixmap.convertFromImage( _tmpImage );
return _tmpPixmap;
}
void KPrPixmapObject::flip( bool horizontal )
{
KPr2DObject::flip( horizontal );
if ( horizontal )
{
switch ( mirrorType )
{
case PM_NORMAL:
mirrorType = PM_HORIZONTAL;
break;
case PM_HORIZONTAL:
mirrorType = PM_NORMAL;
break;
case PM_VERTICAL:
mirrorType = PM_HORIZONTALANDVERTICAL;
break;
case PM_HORIZONTALANDVERTICAL:
mirrorType = PM_VERTICAL;
break;
}
}
else
{
switch ( mirrorType )
{
case PM_NORMAL:
mirrorType = PM_VERTICAL;
break;
case PM_HORIZONTAL:
mirrorType = PM_HORIZONTALANDVERTICAL;
break;
case PM_VERTICAL:
mirrorType = PM_NORMAL;
break;
case PM_HORIZONTALANDVERTICAL:
mirrorType = PM_HORIZONTAL;
break;
}
}
}
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