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Diffstat (limited to 'tqtinterface/qt4/src/widgets/tqeffects.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/widgets/tqeffects.cpp | 677 |
1 files changed, 0 insertions, 677 deletions
diff --git a/tqtinterface/qt4/src/widgets/tqeffects.cpp b/tqtinterface/qt4/src/widgets/tqeffects.cpp deleted file mode 100644 index c98a8ee..0000000 --- a/tqtinterface/qt4/src/widgets/tqeffects.cpp +++ /dev/null @@ -1,677 +0,0 @@ -/**************************************************************************** -** -** Implementation of TQEffects functions -** -** Created : 000621 -** -** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved. -** -** This file is part of the widgets module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqapplication.h" -#ifndef TQT_NO_EFFECTS -#include "tqwidget.h" -#include "tqeffects_p.h" -#include "tqpixmap.h" -#include "tqimage.h" -#include "tqtimer.h" -#include "tqdatetime.h" -#include "tqguardedptr.h" -#include "tqscrollview.h" - -/* - Internal class to get access to protected TQWidget-members -*/ - -class TQAccessWidget : public TQWidget -{ - friend class TQAlphaWidget; - friend class TQRollEffect; -public: - TQAccessWidget( TQWidget* parent=0, const char* name=0, WFlags f = 0 ) - : TQWidget( parent, name, f ) {} -}; - -/* - Internal class TQAlphaWidget. - - The TQAlphaWidget is shown while the animation lasts - and displays the pixmap resulting from the alpha blending. -*/ - -class TQAlphaWidget: public TQWidget, private TQEffects -{ - Q_OBJECT - TQ_OBJECT -public: - TQAlphaWidget( TQWidget* w, WFlags f = 0 ); - - void run( int time ); - -protected: - void paintEvent( TQPaintEvent* e ); - void closeEvent( TQCloseEvent* ); - bool eventFilter( TQObject* o, TQEvent* e ); - void alphaBlend(); - -protected Q_SLOTS: - void render(); - -private: - TQPixmap pm; - double alpha; - TQImage back; - TQImage front; - TQImage mixed; - TQGuardedPtr<TQAccessWidget> widget; - int duration; - int elapsed; - bool showWidget; - TQTimer anim; - TQTime checkTime; -}; - -static TQAlphaWidget* q_blend = 0; - -/* - Constructs a TQAlphaWidget. -*/ -TQAlphaWidget::TQAlphaWidget( TQWidget* w, WFlags f ) - : TQWidget( TQApplication::desktop()->screen(TQApplication::desktop()->screenNumber(w)), - "qt internal alpha effect widget", f ) -{ -#if 1 //ndef TQ_WS_WIN - setEnabled( FALSE ); -#endif - - pm.setOptimization( TQPixmap::BestOptim ); - setBackgroundMode( TQt::NoBackground ); - widget = (TQAccessWidget*)w; - alpha = 0; -} - -/* - \reimp -*/ -void TQAlphaWidget::paintEvent( TQPaintEvent* ) -{ - bitBlt( this, TQPoint(0,0), &pm ); -} - -/* - Starts the alphablending animation. - The animation will take about \a time ms -*/ -void TQAlphaWidget::run( int time ) -{ - duration = time; - - if ( duration < 0 ) - duration = 150; - - if ( !widget ) - return; - - elapsed = 0; - checkTime.start(); - - showWidget = TRUE; - tqApp->installEventFilter( this ); - - widget->setWState( TQt::WState_Visible ); - - move( widget->tqgeometry().x(),widget->tqgeometry().y() ); - resize( widget->size().width(), widget->size().height() ); - - front = TQImage( widget->size(), 32 ); - front = TQPixmap::grabWidget( widget ).toImage(); - - back = TQImage( widget->size(), 32 ); - back = TQPixmap::grabWindow( TQApplication::desktop()->winId(), - widget->tqgeometry().x(), widget->tqgeometry().y(), - widget->tqgeometry().width(), widget->tqgeometry().height() ).toImage(); - - if ( !back.isNull() && checkTime.elapsed() < duration / 2 ) { - mixed = back.copy(); - pm = mixed; - show(); - setEnabled(FALSE); - - connect( &anim, TQT_SIGNAL(timeout()), this, TQT_SLOT(render())); - anim.start( 1 ); - } else { - duration = 0; - render(); - } -} - -/* - \reimp -*/ -bool TQAlphaWidget::eventFilter( TQObject* o, TQEvent* e ) -{ - switch ( e->type() ) { - case TQEvent::Move: - if ( o != TQT_TQOBJECT(widget) ) - break; - move( widget->tqgeometry().x(),widget->tqgeometry().y() ); - update(); - break; - case TQEvent::Hide: - case TQEvent::Close: - if ( o != TQT_TQOBJECT(widget) ) - break; - case TQEvent::MouseButtonPress: -#ifndef TQT_NO_SCROLLVIEW - if ( ::tqqt_cast<TQScrollView*>(o) ) - break; -#endif - case TQEvent::MouseButtonDblClick: - setEnabled(TRUE); - showWidget = FALSE; - render(); - break; - case TQEvent::KeyPress: - { - TQKeyEvent *ke = (TQKeyEvent*)e; - if ( ke->key() == Key_Escape ) - showWidget = FALSE; - else - duration = 0; - render(); - break; - } - default: - break; - } - return TQWidget::eventFilter( o, e ); -} - -/* - \reimp -*/ -void TQAlphaWidget::closeEvent( TQCloseEvent *e ) -{ - e->accept(); - if ( !q_blend ) - return; - - showWidget = FALSE; - render(); - - TQWidget::closeEvent( e ); -} - -/* - Render alphablending for the time elapsed. - - Show the blended widget and free all allocated source - if the blending is finished. -*/ -void TQAlphaWidget::render() -{ - int tempel = checkTime.elapsed(); - if ( elapsed >= tempel ) - elapsed++; - else - elapsed = tempel; - - if ( duration != 0 ) - alpha = tempel / double(duration); - else - alpha = 1; - if ( alpha >= 1 || !showWidget) { - anim.stop(); - tqApp->removeEventFilter( this ); - - if ( widget ) { - if ( !showWidget ) { -#ifdef TQ_WS_WIN - setEnabled(TRUE); - setFocus(); -#endif - widget->hide(); - widget->setWState( TQt::WState_ForceHide ); - widget->clearWState( TQt::WState_Visible ); - } else if ( duration ) { - TQt::BackgroundMode bgm = widget->backgroundMode(); - TQColor erc = widget->eraseColor(); - const TQPixmap *erp = widget->erasePixmap(); - - widget->clearWState( TQt::WState_Visible ); - widget->setBackgroundMode( TQt::NoBackground ); - widget->show(); - if ( bgm != TQt::FixedColor && bgm != TQt::FixedPixmap ) { - widget->clearWState( TQt::WState_Visible ); // prevent update in setBackgroundMode - widget->setBackgroundMode( bgm ); - widget->setWState( TQt::WState_Visible ); - } - if ( erc.isValid() ) { - widget->setEraseColor( erc ); - } else if ( erp ) { - widget->setErasePixmap( *erp ); - } - } else { - widget->clearWState( TQt::WState_Visible ); - widget->show(); - } - } - q_blend = 0; - deleteLater(); - } else { - if (widget) - widget->clearWState( TQt::WState_ForceHide ); - alphaBlend(); - pm = mixed; - tqrepaint( FALSE ); - } -} - -/* - Calculate an alphablended image. -*/ -void TQAlphaWidget::alphaBlend() -{ - const double ia = 1-alpha; - const int sw = front.width(); - const int sh = front.height(); - switch( front.depth() ) { - case 32: - { - TQ_UINT32** md = (TQ_UINT32**)mixed.jumpTable(); - TQ_UINT32** bd = (TQ_UINT32**)back.jumpTable(); - TQ_UINT32** fd = (TQ_UINT32**)front.jumpTable(); - - for (int sy = 0; sy < sh; sy++ ) { - TQ_UINT32* bl = ((TQ_UINT32*)bd[sy]); - TQ_UINT32* fl = ((TQ_UINT32*)fd[sy]); - for (int sx = 0; sx < sw; sx++ ) { - TQ_UINT32 bp = bl[sx]; - TQ_UINT32 fp = fl[sx]; - - ((TQ_UINT32*)(md[sy]))[sx] = tqRgb(int (tqRed(bp)*ia + tqRed(fp)*alpha), - int (tqGreen(bp)*ia + tqGreen(fp)*alpha), - int (tqBlue(bp)*ia + tqBlue(fp)*alpha) ); - } - } - } - default: - break; - } -} - -/* - Internal class TQRollEffect - - The TQRollEffect widget is shown while the animation lasts - and displays a scrolling pixmap. -*/ - -class TQRollEffect : public TQWidget, private TQEffects -{ - Q_OBJECT - TQ_OBJECT -public: - TQRollEffect( TQWidget* w, WFlags f, DirFlags orient ); - - void run( int time ); - -protected: - void paintEvent( TQPaintEvent* ); - bool eventFilter( TQObject*, TQEvent* ); - void closeEvent( TQCloseEvent* ); - -private Q_SLOTS: - void scroll(); - -private: - TQGuardedPtr<TQAccessWidget> widget; - - int currentHeight; - int currentWidth; - int totalHeight; - int totalWidth; - - int duration; - int elapsed; - bool done; - bool showWidget; - int orientation; - - TQTimer anim; - TQTime checkTime; - - TQPixmap pm; -}; - -static TQRollEffect* q_roll = 0; - -/* - Construct a TQRollEffect widget. -*/ -TQRollEffect::TQRollEffect( TQWidget* w, WFlags f, DirFlags orient ) - : TQWidget( TQApplication::desktop()->screen(TQApplication::desktop()->screenNumber(w)), - "qt internal roll effect widget", f ), orientation(orient) -{ -#if 1 //ndef TQ_WS_WIN - setEnabled( FALSE ); -#endif - widget = (TQAccessWidget*) w; - TQ_ASSERT( widget ); - - setBackgroundMode( TQt::NoBackground ); - - if ( widget->testWState( TQt::WState_Resized ) ) { - totalWidth = widget->width(); - totalHeight = widget->height(); - } else { - totalWidth = widget->tqsizeHint().width(); - totalHeight = widget->tqsizeHint().height(); - } - - currentHeight = totalHeight; - currentWidth = totalWidth; - - if ( orientation & (RightScroll|LeftScroll) ) - currentWidth = 0; - if ( orientation & (DownScroll|UpScroll) ) - currentHeight = 0; - - pm.setOptimization( TQPixmap::BestOptim ); - pm = TQPixmap::grabWidget( widget ); -} - -/* - \reimp -*/ -void TQRollEffect::paintEvent( TQPaintEvent* ) -{ - int x = orientation & RightScroll ? TQMIN(0, currentWidth - totalWidth) : 0; - int y = orientation & DownScroll ? TQMIN(0, currentHeight - totalHeight) : 0; - - bitBlt( TQT_TQPAINTDEVICE(this), x, y, &TQT_TQPAINTDEVICE_OBJECT(pm), - 0, 0, pm.width(), pm.height(), TQt::CopyROP, TRUE ); -} - -/* - \reimp -*/ -bool TQRollEffect::eventFilter( TQObject* o, TQEvent* e ) -{ - switch ( e->type() ) { - case TQEvent::Move: - if ( o != TQT_TQOBJECT(widget) ) - break; - move( widget->tqgeometry().x(),widget->tqgeometry().y() ); - update(); - break; - case TQEvent::Hide: - case TQEvent::Close: - if ( o != TQT_TQOBJECT(widget) || done ) - break; - setEnabled(TRUE); - showWidget = FALSE; - done = TRUE; - scroll(); - break; - case TQEvent::MouseButtonPress: -#ifndef TQT_NO_SCROLLVIEW - if ( ::tqqt_cast<TQScrollView*>(o) ) - break; -#endif - case TQEvent::MouseButtonDblClick: - if ( done ) - break; - setEnabled(TRUE); - showWidget = FALSE; - done = TRUE; - scroll(); - break; - case TQEvent::KeyPress: - { - TQKeyEvent *ke = (TQKeyEvent*)e; - if ( ke->key() == Key_Escape ) - showWidget = FALSE; - done = TRUE; - scroll(); - break; - } - default: - break; - } - return TQWidget::eventFilter( o, e ); -} - -/* - \reimp -*/ -void TQRollEffect::closeEvent( TQCloseEvent *e ) -{ - e->accept(); - if ( done ) - return; - - showWidget = FALSE; - done = TRUE; - scroll(); - - TQWidget::closeEvent( e ); -} - -/* - Start the animation. - - The animation will take about \a time ms, or is - calculated if \a time is negative -*/ -void TQRollEffect::run( int time ) -{ - if ( !widget ) - return; - - duration = time; - elapsed = 0; - - if ( duration < 0 ) { - int dist = 0; - if ( orientation & (RightScroll|LeftScroll) ) - dist += totalWidth - currentWidth; - if ( orientation & (DownScroll|UpScroll) ) - dist += totalHeight - currentHeight; - duration = TQMIN( TQMAX( dist/3, 50 ), 120 ); - } - - connect( &anim, TQT_SIGNAL(timeout()), this, TQT_SLOT(scroll())); - - widget->setWState( TQt::WState_Visible ); - - move( widget->tqgeometry().x(),widget->tqgeometry().y() ); - resize( TQMIN( currentWidth, totalWidth ), TQMIN( currentHeight, totalHeight ) ); - - show(); - setEnabled(FALSE); - - tqApp->installEventFilter( this ); - - showWidget = TRUE; - done = FALSE; - anim.start( 1 ); - checkTime.start(); -} - -/* - Roll according to the time elapsed. -*/ -void TQRollEffect::scroll() -{ - if ( !done && widget) { - widget->clearWState( TQt::WState_ForceHide ); - int tempel = checkTime.elapsed(); - if ( elapsed >= tempel ) - elapsed++; - else - elapsed = tempel; - - if ( currentWidth != totalWidth ) { - currentWidth = totalWidth * (elapsed/duration) - + ( 2 * totalWidth * (elapsed%duration) + duration ) - / ( 2 * duration ); - // equiv. to int( (totalWidth*elapsed) / duration + 0.5 ) - done = (currentWidth >= totalWidth); - } - if ( currentHeight != totalHeight ) { - currentHeight = totalHeight * (elapsed/duration) - + ( 2 * totalHeight * (elapsed%duration) + duration ) - / ( 2 * duration ); - // equiv. to int( (totalHeight*elapsed) / duration + 0.5 ) - done = (currentHeight >= totalHeight); - } - done = ( currentHeight >= totalHeight ) && - ( currentWidth >= totalWidth ); - - int w = totalWidth; - int h = totalHeight; - int x = widget->tqgeometry().x(); - int y = widget->tqgeometry().y(); - - if ( orientation & RightScroll || orientation & LeftScroll ) - w = TQMIN( currentWidth, totalWidth ); - if ( orientation & DownScroll || orientation & UpScroll ) - h = TQMIN( currentHeight, totalHeight ); - - setUpdatesEnabled( FALSE ); - if ( orientation & UpScroll ) - y = widget->tqgeometry().y() + TQMAX( 0, totalHeight - currentHeight ); - if ( orientation & LeftScroll ) - x = widget->tqgeometry().x() + TQMAX( 0, totalWidth - currentWidth ); - if ( orientation & UpScroll || orientation & LeftScroll ) - move( x, y ); - - resize( w, h ); - setUpdatesEnabled( TRUE ); - tqrepaint( FALSE ); - } - if ( done ) { - anim.stop(); - tqApp->removeEventFilter( this ); - if ( widget ) { - if ( !showWidget ) { -#ifdef TQ_WS_WIN - setEnabled(TRUE); - setFocus(); -#endif - widget->hide(); - widget->setWState( TQt::WState_ForceHide ); - widget->clearWState( TQt::WState_Visible ); - } else { - TQt::BackgroundMode bgm = widget->backgroundMode(); - TQColor erc = widget->eraseColor(); - const TQPixmap *erp = widget->erasePixmap(); - - widget->clearWState( TQt::WState_Visible ); - widget->setBackgroundMode( TQt::NoBackground ); - widget->show(); - if ( bgm != TQt::FixedColor && bgm != TQt::FixedPixmap ) { - widget->clearWState( TQt::WState_Visible ); // prevent update in setBackgroundMode - widget->setBackgroundMode( bgm ); - widget->setWState( TQt::WState_Visible ); - } - if ( erc.isValid() ) { - widget->setEraseColor( erc ); - } else if ( erp ) { - widget->setErasePixmap( *erp ); - } - } - } - q_roll = 0; - deleteLater(); - } -} - -/* - Delete this after timeout -*/ - -#include "tqeffects.tqmoc" - -/*! - Scroll widget \a w in \a time ms. \a orient may be 1 (vertical), 2 - (horizontal) or 3 (diagonal). -*/ -void qScrollEffect( TQWidget* w, TQEffects::DirFlags orient, int time ) -{ - if ( q_roll ) { - delete q_roll; - q_roll = 0; - } - - tqApp->sendPostedEvents( w, TQEvent::Move ); - tqApp->sendPostedEvents( w, TQEvent::Resize ); -#ifdef TQ_WS_X11 - WFlags flags = TQt::WStyle_Customize | TQt::WNoAutoErase | TQt::WStyle_StaysOnTop - | (w->isPopup() ? TQt::WType_Popup : (TQt::WX11BypassWM | (Qt::WindowType)TQt::WStyle_Tool)); -#else - WFlags flags = TQt::WStyle_Customize | TQt::WType_Popup | TQt::WX11BypassWM | TQt::WNoAutoErase | TQt::WStyle_StaysOnTop; -#endif - - // those can popups - they would steal the focus, but are disabled - q_roll = new TQRollEffect( w, (WFlags)flags, orient ); - q_roll->run( time ); -} - -/*! - Fade in widget \a w in \a time ms. -*/ -void qFadeEffect( TQWidget* w, int time ) -{ - if ( q_blend ) { - delete q_blend; - q_blend = 0; - } - - tqApp->sendPostedEvents( w, TQEvent::Move ); - tqApp->sendPostedEvents( w, TQEvent::Resize ); - -#ifdef TQ_WS_X11 - WFlags flags = TQt::WStyle_Customize | TQt::WNoAutoErase | TQt::WStyle_StaysOnTop - | (w->isPopup() ? TQt::WType_Popup : (TQt::WX11BypassWM | (Qt::WindowType)TQt::WStyle_Tool)); -#else - WFlags flags = TQt::WStyle_Customize | TQt::WType_Popup | TQt::WX11BypassWM | TQt::WNoAutoErase | TQt::WStyle_StaysOnTop; -#endif - - // those can popups - they would steal the focus, but are disabled - q_blend = new TQAlphaWidget( w, (WFlags)flags ); - - q_blend->run( time ); -} -#endif //TQT_NO_EFFECTS |