office/okular
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Draw the page view message popup borders anti-aliased. Gets

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rid of my #1 Okular annoyance (yes, I'm petty like that).

svn path=/trunk/KDE/kdegraphics/okular/; revision=756098
This commit is contained in:
Eike Hein 2008-01-02 18:41:31 +00:00
parent eea72c12c4
commit cb4367608b
2 changed files with 50 additions and 61 deletions
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108
ui/pageviewutils.cpp
View file

@ -157,7 +157,6 @@ PageViewMessage::PageViewMessage( QWidget * parent )
{
setObjectName( "pageViewMessage" );
setFocusPolicy( Qt::NoFocus );
setAttribute( Qt::WA_OpaquePaintEvent );
QPalette pal = palette();
pal.setColor( QPalette::Active, QPalette::Window, QApplication::palette().color( QPalette::Active, QPalette::Window ) );
setPalette( pal );
@ -178,88 +177,50 @@ void PageViewMessage::display( const QString & message, Icon icon, int durationM
return;
}
bool isRTL = layoutDirection() == Qt::RightToLeft;
// set text
m_message = message;
// determine text rectangle
QRect textRect = fontMetrics().boundingRect( message );
QRect textRect = fontMetrics().boundingRect( m_message );
textRect.translate( -textRect.left(), -textRect.top() );
textRect.adjust( 0, 0, 2, 2 );
int width = textRect.width(),
height = textRect.height(),
textXOffset = 0,
iconXOffset = 0,
shadowOffset = 1;
height = textRect.height();
// load icon (if set) and update geometry
QPixmap symbol;
m_symbol = QPixmap();
if ( icon != None )
{
switch ( icon )
{
case Annotation:
symbol = SmallIcon( "draw-freehand" );
m_symbol = SmallIcon( "draw-freehand" );
break;
case Find:
symbol = SmallIcon( "zoom-original" );
m_symbol = SmallIcon( "zoom-original" );
break;
case Error:
symbol = SmallIcon( "dialog-error" );
m_symbol = SmallIcon( "dialog-error" );
break;
case Warning:
symbol = SmallIcon( "dialog-warning" );
m_symbol = SmallIcon( "dialog-warning" );
break;
default:
symbol = SmallIcon( "dialog-information" );
m_symbol = SmallIcon( "dialog-information" );
break;
}
if ( isRTL )
{
iconXOffset = 2 + textRect.width();
}
else
{
textXOffset = 2 + symbol.width();
}
width += 2 + symbol.width();
height = qMax( height, symbol.height() );
width += 2 + m_symbol.width();
height = qMax( height, m_symbol.height() );
}
QRect geometry( 0, 0, width + 10, height + 8 );
// resize pixmap, mask and widget
QBitmap mask( geometry.size() + QSize( 1, 1 ) );
m_pixmap = QPixmap( geometry.size() + QSize( 1, 1 ) );
resize( geometry.size() + QSize( 1, 1 ) );
// create and set transparency mask
QPainter maskPainter( &mask);
mask.fill( Qt::white );
maskPainter.setBrush( Qt::black );
maskPainter.drawRoundRect( geometry, 1600 / geometry.width(), 1600 / geometry.height() );
maskPainter.end();
setMask( mask );
// draw background
QPalette pal = palette();
QPainter bufferPainter( &m_pixmap );
bufferPainter.setPen( Qt::black );
bufferPainter.setBrush( pal.color( QPalette::Window ) );
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( pal.color( QPalette::Window ).dark( 115 ) );
bufferPainter.drawText( 5 + textXOffset + shadowOffset, yText + 1, message );
bufferPainter.setPen( pal.color( QPalette::WindowText ) );
bufferPainter.drawText( 5 + textXOffset, yText, message );
// resize widget
resize( QRect( 0, 0, width + 10, height + 8 ).size() );
// if the layout is RtL, we can move it to the right place only after we
// know how much size it will take
if ( isRTL )
move( parentWidget()->width() - geometry.width() - 10 - 1, 10 );
if ( layoutDirection() == Qt::RightToLeft )
move( parentWidget()->width() - geometry().width() - 10 - 1, 10 );
// show widget and schedule a repaint
show();
@ -279,11 +240,38 @@ void PageViewMessage::display( const QString & message, Icon icon, int durationM
m_timer->stop();
}
void PageViewMessage::paintEvent( QPaintEvent * e )
void PageViewMessage::paintEvent( QPaintEvent * /* e */ )
{
// paint the internal pixmap over the widget
QPainter p( this );
p.drawPixmap( e->rect().topLeft(), m_pixmap, e->rect() );
QRect textRect = fontMetrics().boundingRect( m_message );
textRect.translate( -textRect.left(), -textRect.top() );
textRect.adjust( 0, 0, 2, 2 );
int textXOffset = 0,
textYOffset = geometry().height() - textRect.height() / 2,
iconXOffset = 0,
shadowOffset = 1;
if ( layoutDirection() == Qt::RightToLeft )
iconXOffset = 2 + textRect.width();
else
textXOffset = 2 + m_symbol.width();
// draw background
QPainter painter( this );
painter.setRenderHint( QPainter::Antialiasing, true );
painter.setPen( Qt::black );
painter.setBrush( palette().color( QPalette::Window ) );
painter.drawRoundRect( 1, 1, width()-2, height()-2, 1600 / width(), 1600 / height() );
// draw icon if present
if ( !m_symbol.isNull() )
painter.drawPixmap( 5 + iconXOffset, 4, m_symbol, 0, 0, m_symbol.width(), m_symbol.height() );
// draw shadow and text
painter.setPen( palette().color( QPalette::Window ).dark( 115 ) );
painter.drawText( 5 + textXOffset + shadowOffset, textYOffset + shadowOffset, m_message );
painter.setPen( palette().color( QPalette::WindowText ) );
painter.drawText( 5 + textXOffset, textYOffset, m_message );
}
void PageViewMessage::mousePressEvent( QMouseEvent * /*e*/ )

3
ui/pageviewutils.h
View file

@ -85,7 +85,8 @@ class PageViewMessage : public QWidget
void mousePressEvent( QMouseEvent * e );
private:
QPixmap m_pixmap;
QString m_message;
QPixmap m_symbol;
QTimer * m_timer;
};