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koffice/kpresenter/KPrEffectHandler.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) 2004 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.
*/
#include "KPrEffectHandler.h"
#include "KPrObject.h"
#include "KPrDocument.h"
#include "KPrView.h"
#include "KPrCanvas.h"
#include <KoZoomHandler.h>
#include <kapplication.h>
#include <qpainter.h>
#include <qpaintdevice.h>
#include <unistd.h>
KPrEffectHandler::KPrEffectHandler( PresStep step, bool back, QPaintDevice *dst, QPixmap *src,
const QPtrList<KPrObject> &objects, KPrView *view, int _presSpeed )
: m_effectStep(0), m_step(step), m_back(back), m_dst(dst),
m_paint(*src), m_objects(objects), m_view(view), m_soundEffect(QString::null),
m_objectTimer(1)
{
m_src = new QPixmap( *src );
QPtrListIterator<KPrObject> it( m_objects );
for ( ; it.current(); ++it )
{
KPrObject *object = it.current();
if ( object->getAppearStep() == m_step.m_step
&& ( m_step.m_subStep == 0
|| ( object->getType() == OT_TEXT
&& object->getEffect2() == EF2T_PARA ) ) )
{
m_appearEffectObjects.append( object );
if ( object->getAppearSoundEffect() )
{
m_soundEffect = object->getAppearSoundEffectFileName();
}
if ( object->getAppearTimer() > m_objectTimer )
{
m_objectTimer = object->getAppearTimer();
}
}
else if ( object->getDisappear() && object->getDisappearStep() == m_step.m_step )
{
m_disappearEffectObjects.append( object );
if ( object->getDisappearSoundEffect() )
{
m_soundEffect = object->getDisappearSoundEffectFileName();
}
if ( object->getDisappearTimer() > m_objectTimer )
{
m_objectTimer = object->getDisappearTimer();
}
}
}
float speedFactor = 150.0 / static_cast<float>( _presSpeed + 2 );
m_stepWidth = static_cast<int>( m_src->width() / speedFactor );
m_stepHeight = static_cast<int>( m_src->height() / speedFactor );
m_lastRepaintRects.setAutoDelete( true );
}
KPrEffectHandler::~KPrEffectHandler()
{
delete m_src;
}
bool KPrEffectHandler::doEffect()
{
if ( m_effectStep == 0 )
{
if ( !m_view->kPresenterDoc()->spManualSwitch() )
{
m_view->stopAutoPresTimer();
}
if ( !m_soundEffect.isNull() )
{
m_view->getCanvas()->stopSound();
m_view->getCanvas()->playSound( m_soundEffect );
}
}
if ( !m_appearEffectObjects.isEmpty() || !m_disappearEffectObjects.isEmpty() )
{
QPtrList<QRect> m_removeRects;
KPrObject *appearObject = m_appearEffectObjects.first();
KPrObject *disappearObject = m_disappearEffectObjects.first();
QPtrListIterator<KPrObject> it( m_objects );
KPrObject *object;
while ( ( object = it.current() ) != 0 )
{
int speed[] = { 50, 35, 20 };
++it;
if ( object == appearObject )
{
bool next = true;
double speedFactor = speed[object->getAppearSpeed()];
m_stepWidth = static_cast<int>( m_src->width() / speedFactor );
m_stepHeight = static_cast<int>( m_src->height() / speedFactor );
if ( doAppearEffectStep( object ) )
{
m_removeRects.append( m_repaintRects.getLast() );
if ( appearObject != m_appearEffectObjects.getLast() )
{
next = false;
}
m_appearEffectObjects.remove();
// add object to src
drawObject( object, 0, 0, m_src );
}
if ( next )
appearObject = m_appearEffectObjects.next();
else
appearObject = m_appearEffectObjects.current();
}
else if ( object == disappearObject )
{
bool next = true;
double speedFactor = speed[object->getDisappearSpeed()];
m_stepWidth = static_cast<int>( m_src->width() / speedFactor );
m_stepHeight = static_cast<int>( m_src->height() / speedFactor );
if ( doDisappearEffectStep( object ) )
{
if ( disappearObject != m_disappearEffectObjects.getLast() )
{
next = false;
}
m_disappearEffectObjects.remove();
}
if ( next )
disappearObject = m_disappearEffectObjects.next();
else
disappearObject = m_disappearEffectObjects.current();
}
}
++m_effectStep;
QRect *r;
#if 0 // used for debugging effects
QPtrListIterator<QRect> it_debug(m_repaintRects);
while( ( r = it_debug.current() ) != 0 )
{
++it_debug;
QPainter p( &m_paint );
QPen pen = QPen( Qt::red, 1, Qt::DashLine );
p.setPen( pen );
p.drawRect( *r );
}
QPtrListIterator<QRect> it_debug2(m_lastRepaintRects);
while( ( r = it_debug2.current() ) != 0 )
{
++it_debug2;
QPainter p( &m_paint );
QPen pen = QPen( Qt::green, 1, Qt::DashLine );
p.setPen( pen );
p.drawRect( *r );
}
sleep( 1 );
#endif
QPtrListIterator<QRect> it_r(m_repaintRects);
#if 1
while( ( r = it_r.current() ) != 0 )
{
++it_r;
//bitBlt( m_dst, r->x(), r->y(), &m_paint, r->x(), r->y(), r->width(), r->height() );
bitBlt( m_dst, r->x() - 5, r->y() - 5, &m_paint, r->x() - 5, r->y() - 5, r->width() + 10, r->height() + 10 );
}
QPtrListIterator<QRect> it2(m_lastRepaintRects);
while( ( r = it2.current() ) != 0 )
{
++it2;
//bitBlt( m_dst, r->x(), r->y(), &m_paint, r->x(), r->y(), r->width(), r->height() );
bitBlt( m_dst, r->x() - 5, r->y() - 5, &m_paint, r->x() - 5, r->y() - 5, r->width() + 10, r->height() + 10 );
}
#else
bitBlt( m_dst, 0, 0, &m_paint);
#endif
m_lastRepaintRects = m_repaintRects;
QPtrListIterator<QRect> it3(m_removeRects);
while( ( r = it3.current() ) != 0 )
{
++it3;
m_lastRepaintRects.remove( r );
}
m_repaintRects.clear();
m_paint = *m_src;
}
bool retval = ( m_appearEffectObjects.isEmpty() && m_disappearEffectObjects.isEmpty() );
if ( retval && !m_view->kPresenterDoc()->spManualSwitch() )
{
m_view->setAutoPresTimer( m_objectTimer );
}
return retval;
}
void KPrEffectHandler::finish()
{
KPrObject *appearObject = m_appearEffectObjects.first();
KPrObject *disappearObject = m_disappearEffectObjects.first();
QPtrListIterator<KPrObject> it( m_objects );
KPrObject *object;
while ( ( object = it.current() ) != 0 )
{
++it;
if ( object == appearObject )
{
bool next = true;
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
m_repaintRects.append( new QRect( objectRect ) );
if ( appearObject != m_appearEffectObjects.getLast() )
{
next = false;
}
m_appearEffectObjects.remove();
// add object to src
drawObject( object, 0, 0, m_src );
if ( next )
appearObject = m_appearEffectObjects.next();
else
appearObject = m_appearEffectObjects.current();
}
else if ( object == disappearObject )
{
bool next = true;
if ( disappearObject != m_disappearEffectObjects.getLast() )
{
next = false;
}
m_disappearEffectObjects.remove();
if ( next )
disappearObject = m_disappearEffectObjects.next();
else
disappearObject = m_disappearEffectObjects.current();
}
}
bitBlt( m_dst, 0, 0, m_src );
if ( !m_view->kPresenterDoc()->spManualSwitch() && m_objectTimer > 0 )
{
m_view->setAutoPresTimer( m_objectTimer );
}
}
bool KPrEffectHandler::doAppearEffectStep( KPrObject *object )
{
bool positionReached = true;
switch( object->getEffect() )
{
case EF_NONE:
positionReached = appearNone( object );
break;
case EF_COME_LEFT:
positionReached = appearComeLeft( object );
break;
case EF_COME_TOP:
positionReached = appearComeTop( object );
break;
case EF_COME_RIGHT:
positionReached = appearComeRight( object );
break;
case EF_COME_BOTTOM:
positionReached = appearComeBottom( object );
break;
case EF_COME_LEFT_TOP:
positionReached = appearComeLeftTop( object );
break;
case EF_COME_LEFT_BOTTOM:
positionReached = appearComeLeftBottom( object );
break;
case EF_COME_RIGHT_TOP:
positionReached = appearComeRightTop( object );
break;
case EF_COME_RIGHT_BOTTOM:
positionReached = appearComeRightBottom( object );
break;
case EF_WIPE_LEFT:
positionReached = appearWipeLeft( object );
break;
case EF_WIPE_RIGHT:
positionReached = appearWipeRight( object );
break;
case EF_WIPE_TOP:
positionReached = appearWipeTop( object );
break;
case EF_WIPE_BOTTOM:
positionReached = appearWipeBottom( object );
break;
default:
break;
}
return positionReached;
}
bool KPrEffectHandler::doDisappearEffectStep( KPrObject *object )
{
bool positionReached = true;
switch( object->getEffect3() )
{
case EF3_NONE:
break;
case EF3_GO_LEFT:
positionReached = disappearGoLeft( object );
break;
case EF3_GO_TOP:
positionReached = disappearGoTop( object );
break;
case EF3_GO_RIGHT:
positionReached = disappearGoRight( object );
break;
case EF3_GO_BOTTOM:
positionReached = disappearGoBottom( object );
break;
case EF3_GO_LEFT_TOP:
positionReached = disappearGoLeftTop( object );
break;
case EF3_GO_LEFT_BOTTOM:
positionReached = disappearGoLeftBottom( object );
break;
case EF3_GO_RIGHT_TOP:
positionReached = disappearGoRightTop( object );
break;
case EF3_GO_RIGHT_BOTTOM:
positionReached = disappearGoRightBottom( object );
break;
case EF3_WIPE_LEFT:
positionReached = disappearWipeLeft( object );
break;
case EF3_WIPE_RIGHT:
positionReached = disappearWipeRight( object );
break;
case EF3_WIPE_TOP:
positionReached = disappearWipeTop( object );
break;
case EF3_WIPE_BOTTOM:
positionReached = disappearWipeBottom( object );
break;
default:
break;
}
return positionReached;
}
bool KPrEffectHandler::appearNone( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
m_repaintRects.append( new QRect( objectRect ) );
drawObject( object, 0, 0, &m_paint );
return true;
}
bool KPrEffectHandler::appearComeLeft( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int xdiff = repaintRect.x() - ox;
bool positionReached = false;
int x = m_effectStep * m_stepWidth - objectRect.width();
if ( x >= ox )
{
x = ox;
positionReached = true;
}
repaintRect.moveLeft( x + xdiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeLeft x = " << x << " " << positionReached << endl;
drawObject( object, x - ox, 0, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oy = objectRect.y();
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int y = m_effectStep * m_stepHeight - objectRect.height();
if ( y >= oy )
{
y = oy;
positionReached = true;
}
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeTop y = " << y << " " << positionReached << endl;
drawObject( object, 0, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeRight( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int xdiff = repaintRect.x() - ox;
bool positionReached = false;
int x = m_src->width() - m_effectStep * m_stepWidth;
if ( x <= ox )
{
x = ox;
positionReached = true;
}
repaintRect.moveLeft( x + xdiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeRight x = " << x << " " << positionReached << endl;
drawObject( object, x - ox, 0, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeBottom( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oy = objectRect.y();
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int y = m_src->height() - m_effectStep * m_stepHeight;
if ( y <= oy )
{
y = oy;
positionReached = true;
}
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeBottom y = " << y << " " << positionReached << endl;
drawObject( object, 0, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeLeftTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
int xdiff = repaintRect.x() - ox;
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int x = m_effectStep * m_stepWidth - objectRect.width();
int y = m_effectStep * m_stepHeight - objectRect.height();
if ( x >= ox )
x = ox;
if ( y >= oy )
y = oy;
if ( x == ox && y == oy )
positionReached = true;
repaintRect.moveLeft( x + xdiff );
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeLeftTop x = " << x << ",y = " << y << " " << positionReached << endl;
drawObject( object, x - ox, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeLeftBottom( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
int xdiff = repaintRect.x() - ox;
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int x = m_effectStep * m_stepWidth - objectRect.width();
int y = m_src->height() - m_effectStep * m_stepHeight;
if ( x >= ox )
x = ox;
if ( y <= oy )
y = oy;
if ( x == ox && y == oy )
positionReached = true;
repaintRect.moveLeft( x + xdiff );
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeLeftBottom x = " << x << ",y = " << y << " " << positionReached << endl;
drawObject( object, x - ox, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeRightTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
int xdiff = repaintRect.x() - ox;
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int x = m_src->width() - m_effectStep * m_stepWidth;
int y = m_effectStep * m_stepHeight - objectRect.height();
if ( x <= ox )
x = ox;
if ( y >= oy )
y = oy;
if ( x == ox && y == oy )
positionReached = true;
repaintRect.moveLeft( x + xdiff );
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeRightTop x = " << x << ",y = " << y << " " << positionReached << endl;
drawObject( object, x - ox, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearComeRightBottom( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
int xdiff = repaintRect.x() - ox;
int ydiff = repaintRect.y() - oy;
bool positionReached = false;
int x = m_src->width() - m_effectStep * m_stepWidth;
int y = m_src->height() - m_effectStep * m_stepHeight;
if ( x <= ox )
x = ox;
if ( y <= oy )
y = oy;
if ( x == ox && y == oy )
positionReached = true;
repaintRect.moveLeft( x + xdiff );
repaintRect.moveTop( y + ydiff );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler appearComeRightBottom x = " << x << ",y = " << y << " " << positionReached << endl;
drawObject( object, x - ox, y - oy, &m_paint );
return positionReached;
}
bool KPrEffectHandler::appearWipeLeft( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ow = repaintRect.width();
bool positionReached = false;
int w = m_effectStep * m_stepWidth;
if ( w >= ow )
{
w = ow;
positionReached = true;
}
repaintRect.setWidth( w );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft w = " << w << positionReached << endl;
return positionReached;
}
bool KPrEffectHandler::appearWipeRight( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ow = repaintRect.width();
bool positionReached = false;
int w = m_effectStep * m_stepWidth;
if ( w >= ow )
{
w = ow;
positionReached = true;
}
repaintRect.setLeft( repaintRect.right() - w );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft w = " << w << positionReached << endl;
return positionReached;
}
bool KPrEffectHandler::appearWipeTop( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oh = repaintRect.height();
bool positionReached = false;
int h = m_effectStep * m_stepHeight;
if ( h >= oh )
{
h = oh;
positionReached = true;
}
repaintRect.setHeight( h );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft h = " << h << positionReached << endl;
return positionReached;
}
bool KPrEffectHandler::appearWipeBottom( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oh = repaintRect.height();
bool positionReached = false;
int h = m_effectStep * m_stepHeight;
if ( h >= oh )
{
h = oh;
positionReached = true;
}
repaintRect.setTop( repaintRect.bottom() - h );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft h = " << h << positionReached << endl;
return positionReached;
}
bool KPrEffectHandler::disappearGoLeft( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
if ( ox - x <= -objectRect.width() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( -x, 0 );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoLeft x = " << -x + ox << " " << positionReached << endl;
drawObject( object, -x, 0, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oy = objectRect.y();
bool positionReached = false;
int y = m_effectStep * m_stepHeight;
if ( oy - y <= -objectRect.height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( 0, -y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoTop y = " << -y + oy << " " << positionReached << endl;
drawObject( object, 0, -y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoRight( KPrObject *object )
{
int ox = m_view->zoomHandler()->zoomItX( object->getRealRect().x() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
if ( x + ox >= m_src->width() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( x, 0 );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoRight x = " << x + ox << " " << positionReached << endl;
drawObject( object, x, 0, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoBottom( KPrObject *object )
{
int oy = m_view->zoomHandler()->zoomItY( object->getRealRect().y() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
bool positionReached = false;
int y = m_effectStep * m_stepHeight;
if ( oy + y >= m_src->height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( 0, y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoBottom y = " << y + oy << " " << positionReached << endl;
drawObject( object, 0, y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoLeftTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
int y = m_effectStep * m_stepHeight;
if ( ox - x <= -objectRect.width() || oy - y <= -objectRect.height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( -x, -y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoLeftTop x = " << -x + ox << ", y = " << -y + oy << positionReached << endl;
drawObject( object, -x, -y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoLeftBottom( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
int y = m_effectStep * m_stepHeight;
if ( ox - x <= -objectRect.width() || oy + y >= m_src->height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( -x, y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoLeftTop x = " << -x + ox << ", y = " << y + oy << positionReached << endl;
drawObject( object, -x, y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoRightTop( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
int y = m_effectStep * m_stepHeight;
if ( ox + x >= m_src->width() || oy - y <= -objectRect.height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( x, -y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoLeftTop x = " << x + ox << ", y = " << -y + oy << positionReached << endl;
drawObject( object, x, -y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearGoRightBottom( KPrObject *object )
{
QRect objectRect = m_view->zoomHandler()->zoomRect( object->getRealRect() );
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ox = objectRect.x();
int oy = objectRect.y();
bool positionReached = false;
int x = m_effectStep * m_stepWidth;
int y = m_effectStep * m_stepHeight;
if ( ox + x >= m_src->width() || oy + y >= m_src->height() )
{
positionReached = true;
}
else
{
repaintRect.moveBy( x, y );
m_repaintRects.append( new QRect( repaintRect ) );
//kdDebug(33001) << "KPrEffectHandler disappearGoLeftTop x = " << x + ox << ", y = " << y + oy << positionReached << endl;
drawObject( object, x, y, &m_paint );
}
return positionReached;
}
bool KPrEffectHandler::disappearWipeLeft( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ow = repaintRect.width();
bool positionReached = false;
int w = ow - m_effectStep * m_stepWidth;
if ( w <= 0 )
{
positionReached = true;
}
else
{
repaintRect.setWidth( w );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft w = " << w << positionReached << endl;
}
return positionReached;
}
bool KPrEffectHandler::disappearWipeRight( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int ow = repaintRect.width();
bool positionReached = false;
int w = ow - m_effectStep * m_stepWidth;
if ( w <= 0 )
{
positionReached = true;
}
else
{
repaintRect.setLeft( repaintRect.right() - w );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft w = " << w << positionReached << endl;
}
return positionReached;
}
bool KPrEffectHandler::disappearWipeTop( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oh = repaintRect.height();
bool positionReached = false;
int h = oh - m_effectStep * m_stepHeight;
if ( h <= 0 )
{
positionReached = true;
}
else
{
repaintRect.setHeight( h );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft h = " << h << positionReached << endl;
}
return positionReached;
}
bool KPrEffectHandler::disappearWipeBottom( KPrObject *object )
{
QRect repaintRect = m_view->zoomHandler()->zoomRect( object->getRepaintRect() );
int oh = repaintRect.height();
bool positionReached = false;
int h = oh - m_effectStep * m_stepHeight;
if ( h <= 0 )
{
positionReached = true;
}
else
{
repaintRect.setTop( repaintRect.bottom() - h );
m_repaintRects.append( new QRect( repaintRect ) );
drawObject( object, 0, 0, &m_paint, &repaintRect );
//kdDebug(33001) << "KPrEffectHandler appearWipeLeft h = " << h << positionReached << endl;
}
return positionReached;
}
void KPrEffectHandler::drawObject( KPrObject *object, int x, int y, QPixmap *screen, QRect *clipRect )
{
QPainter p;
p.begin( screen );
if ( clipRect )
{
p.setClipRect( *clipRect, QPainter::CoordPainter );
}
p.translate( x, y );
if ( object->getAppearStep() == m_step.m_step && ! m_back )
{
object->setSubPresStep( m_step.m_subStep );
object->doSpecificEffects( true );
}
object->draw( &p, m_view->zoomHandler(), m_step.m_pageNumber, SM_NONE, false );
if ( object->getAppearStep() == m_step.m_step && ! m_back )
{
object->setSubPresStep( 0 );
object->doSpecificEffects( false );
}
p.translate( -x, -y );
// redraw objects which lie above the currenty drawn
m_objects.findRef( object );
KPrObject *obj;
while ( ( obj = m_objects.next() ) != 0 )
{
if ( ( obj->getAppearStep() < m_step.m_step
|| obj->getAppearStep() == m_step.m_step && !m_appearEffectObjects.containsRef( obj ) )
&& ( ( obj->getDisappear() && obj->getDisappearStep() > m_step.m_step ) || ! obj->getDisappear() )
&& m_view->zoomHandler()->zoomRect( obj->getRealRect()).intersects(*m_repaintRects.getLast()) )
{
if ( obj->getAppearStep() == m_step.m_step && ! m_back )
{
obj->setSubPresStep( m_step.m_subStep );
obj->doSpecificEffects( true );
}
obj->draw( &p, m_view->zoomHandler(), m_step.m_pageNumber, SM_NONE, false );
if ( obj->getAppearStep() == m_step.m_step && ! m_back )
{
obj->setSubPresStep( 0 );
obj->doSpecificEffects( false );
}
}
}
p.end();
}