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Diffstat (limited to 'kpdf/ui/pageviewutils.cpp')
| -rw-r--r-- | kpdf/ui/pageviewutils.cpp | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/kpdf/ui/pageviewutils.cpp b/kpdf/ui/pageviewutils.cpp new file mode 100644 index 00000000..b9d84137 --- /dev/null +++ b/kpdf/ui/pageviewutils.cpp @@ -0,0 +1,207 @@ +/*************************************************************************** + * Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> * + * * + * 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. * + ***************************************************************************/ + +// qt/kde includes +#include <qbitmap.h> +#include <qpainter.h> +#include <qimage.h> +#include <qtimer.h> +#include <kapplication.h> +#include <kimageeffect.h> +#include <kiconloader.h> + +// local includes +#include "pageviewutils.h" +#include "core/page.h" +#include "conf/settings.h" + +PageViewMessage::PageViewMessage( QWidget * parent ) + : QWidget( parent, "pageViewMessage" ), m_timer( 0 ) +{ + setFocusPolicy( NoFocus ); + setBackgroundMode( NoBackground ); + setPaletteBackgroundColor(kapp->palette().color(QPalette::Active, QColorGroup::Background)); + // if the layout is LtR, we can safely place it in the right position + if ( !QApplication::reverseLayout() ) + move( 10, 10 ); + resize( 0, 0 ); + hide(); +} + +void PageViewMessage::display( const QString & message, Icon icon, int durationMs ) +// give to Caesar what Caesar owns: code taken from Amarok's osd.h/.cpp +// "redde (reddite, pl.) cesari quae sunt cesaris", just btw. ;) +{ + if ( !KpdfSettings::showOSD() ) + { + hide(); + return; + } + + // determine text rectangle + QRect textRect = fontMetrics().boundingRect( message ); + textRect.moveBy( -textRect.left(), -textRect.top() ); + textRect.addCoords( 0, 0, 2, 2 ); + int width = textRect.width(), + height = textRect.height(), + textXOffset = 0, + iconXOffset = 0, + shadowOffset = 1; + + // load icon (if set) and update geometry + QPixmap symbol; + if ( icon != None ) + { + switch ( icon ) + { + case Find: + symbol = SmallIcon( "viewmag" ); + break; + case Error: + symbol = SmallIcon( "messagebox_critical" ); + break; + case Warning: + symbol = SmallIcon( "messagebox_warning" ); + break; + default: + symbol = SmallIcon( "messagebox_info" ); + break; + } + if ( QApplication::reverseLayout() ) + { + iconXOffset = 2 + textRect.width(); + } + else + { + textXOffset = 2 + symbol.width(); + } + width += 2 + symbol.width(); + height = QMAX( height, symbol.height() ); + } + QRect geometry( 0, 0, width + 10, height + 8 ); + + // resize pixmap, mask and widget + static QBitmap mask; + mask.resize( geometry.size() ); + m_pixmap.resize( geometry.size() ); + resize( geometry.size() ); + + // create and set transparency mask + QPainter maskPainter( &mask); + mask.fill( Qt::black ); + maskPainter.setBrush( Qt::white ); + maskPainter.drawRoundRect( geometry, 1600 / geometry.width(), 1600 / geometry.height() ); + setMask( mask ); + + // draw background + QPainter bufferPainter( &m_pixmap ); + bufferPainter.setPen( Qt::black ); + bufferPainter.setBrush( paletteBackgroundColor() ); + bufferPainter.drawRoundRect( geometry, 1600 / geometry.width(), 1600 / geometry.height() ); + + // draw icon if present + if ( !symbol.isNull() ) + bufferPainter.drawPixmap( 5 + iconXOffset, 4, symbol, 0, 0, symbol.width(), symbol.height() ); + + // draw shadow and text + int yText = geometry.height() - height / 2; + bufferPainter.setPen( paletteBackgroundColor().dark( 115 ) ); + bufferPainter.drawText( 5 + textXOffset + shadowOffset, yText + 1, message ); + bufferPainter.setPen( foregroundColor() ); + bufferPainter.drawText( 5 + textXOffset, yText, message ); + + // if the layout is RtL, we can move it to the right place only after we + // know how much size it will take + if ( QApplication::reverseLayout() ) + move( parentWidget()->width() - geometry.width() - 10, 10 ); + + // show widget and schedule a repaint + show(); + update(); + + // close the message window after given mS + if ( durationMs > 0 ) + { + if ( !m_timer ) + { + m_timer = new QTimer( this ); + connect( m_timer, SIGNAL( timeout() ), SLOT( hide() ) ); + } + m_timer->start( durationMs, true ); + } else if ( m_timer ) + m_timer->stop(); +} + +void PageViewMessage::paintEvent( QPaintEvent * e ) +{ + QPainter p( this ); + p.drawPixmap( e->rect().topLeft(), m_pixmap, e->rect() ); +} + +void PageViewMessage::mousePressEvent( QMouseEvent * /*e*/ ) +{ + if ( m_timer ) + m_timer->stop(); + hide(); +} + + + +PageViewItem::PageViewItem( const KPDFPage * page ) + : m_page( page ), m_zoomFactor( 1.0 ) +{ +} + +const KPDFPage * PageViewItem::page() const +{ + return m_page; +} + +int PageViewItem::pageNumber() const +{ + return m_page->number(); +} + +const QRect& PageViewItem::geometry() const +{ + return m_geometry; +} + +int PageViewItem::width() const +{ + return m_geometry.width(); +} + +int PageViewItem::height() const +{ + return m_geometry.height(); +} + +double PageViewItem::zoomFactor() const +{ + return m_zoomFactor; +} + +void PageViewItem::setGeometry( int x, int y, int width, int height ) +{ + m_geometry.setRect( x, y, width, height ); +} + +void PageViewItem::setWHZ( int w, int h, double z ) +{ + m_geometry.setWidth( w ); + m_geometry.setHeight( h ); + m_zoomFactor = z; +} + +void PageViewItem::moveTo( int x, int y ) +{ + m_geometry.moveLeft( x ); + m_geometry.moveTop( y ); +} |