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Diffstat (limited to 'kstars/kstars/infobox.cpp')
| -rw-r--r-- | kstars/kstars/infobox.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/kstars/kstars/infobox.cpp b/kstars/kstars/infobox.cpp new file mode 100644 index 00000000..0b14b0cc --- /dev/null +++ b/kstars/kstars/infobox.cpp @@ -0,0 +1,176 @@ +/*************************************************************************** + infobox.cpp - description + ------------------- + begin : Thu May 30 2002 + copyright : (C) 2002 by Jason Harris + email : jharris@30doradus.org + ***************************************************************************/ + +/*************************************************************************** + * * + * 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. * + * * + ***************************************************************************/ + +#include <kdebug.h> +#include <qpainter.h> + +#include "infobox.h" + +InfoBox::InfoBox(){ + setText1( "" ); + setText2( "" ); + setText3( "" ); + move( 0, 0 ); +//Initialize text dimension variables to 0 + FullTextWidth = 0; + FullTextHeight = 0; + ShadedTextWidth = 0; + ShadedTextHeight = 0; + + AnchorFlag = AnchorNone; + Visible = true; + Shaded = false; +} + +InfoBox::InfoBox( int x, int y, bool shade, QString t1, QString t2, QString t3 ) { + setText1( t1 ); + setText2( t2 ); + setText3( t3 ); + move( x, y ); + Shaded = shade; +//Initialize text dimension variables to 0 + FullTextWidth = 0; + FullTextHeight = 0; + ShadedTextWidth = 0; + ShadedTextHeight = 0; + + AnchorFlag = AnchorNone; + Visible = true; +} + +InfoBox::InfoBox( QPoint pt, bool shade, QString t1, QString t2, QString t3 ) { + setText1( t1 ); + setText2( t2 ); + setText3( t3 ); + move( pt ); + Shaded = shade; +//Initialize text dimension variables to 0 + FullTextWidth = 0; + FullTextHeight = 0; + ShadedTextWidth = 0; + ShadedTextHeight = 0; + + AnchorFlag = AnchorNone; + Visible = true; +} + +InfoBox::~InfoBox(){ +} + +void InfoBox::setAnchorRight( const bool ar ) { + if ( ar ) setAnchorFlag( anchorFlag() | AnchorRight ); + else setAnchorFlag( anchorFlag() & ~AnchorRight ); +} + +void InfoBox::setAnchorBottom( const bool ab ) { + if ( ab ) setAnchorFlag( anchorFlag() | AnchorBottom ); + else setAnchorFlag( anchorFlag() & ~AnchorBottom ); +} + +bool InfoBox::toggleShade() { + Shaded = !Shaded; + updateSize(); + + emit shaded( Shaded ); + return Shaded; +} + +void InfoBox::updateSize() { + int dh = ShadedTextHeight/2; +// kdDebug() << "Full=" << FullTextWidth + 2*padx() << "," << FullTextHeight - dh + 2*pady() << endl; + if ( Shaded ) resize( ShadedTextWidth + 2*padx(), ShadedTextHeight - dh + 2*pady() ); + else resize( FullTextWidth + 2*padx(), FullTextHeight - dh + 2*pady() ); +// kdDebug() << "Size=" << Size.width() << "," << Size.height() << endl; +} + +bool InfoBox::constrain( QRect r, bool inside ) { + if ( inside ) { + //Place InfoBox within QRect r: + if ( x() < r.x() ) move( r.x(), y() ); + if ( y() < r.y() ) move( x(), r.y() ); + if ( x() + width() > r.right() ) move( r.right() - width(), y() ); + if ( y() + height() > r.bottom() ) move( x(), r.bottom() - height() ); + //The InfoBox is now within the bounds of QRect r, unless it is bigger than r. + //In that case, we cannot obey the constraint, but the current position is as + //close as we can get. Return false in this case. + if ( width() > r.width() || height() > r.height() ) return false; + else return true; + } else { +//FIXME... + //Place InfoBox outside QRect r. First, determine if InfoBox is within r: +// if ( rect().intersects( r ) ) { + //Move the InfoBox in all four directions until it no longer intersects r. + //Determine which displacement is shortest + // + return false; + } +} + +void InfoBox::draw( QPainter &p, QColor BGColor, unsigned int BGMode ) { + QRect r; + int w,h; + + r = p.boundingRect( x(), y(), p.window().width(), p.window().height(), Qt::AlignCenter, text1() ); + ShadedTextWidth = r.width(); + ShadedTextHeight = r.height(); + + w = ShadedTextWidth; + h = ShadedTextHeight; + + if ( !text2().isEmpty() ) { + r = p.boundingRect( x(), y(), p.window().width(), p.window().height(), Qt::AlignCenter, text2() ); + if ( r.width() > w ) w = r.width(); + h += r.height(); + } + + if ( !text3().isEmpty() ) { + r = p.boundingRect( x(), y(), p.window().width(), p.window().height(), Qt::AlignCenter, text3() ); + if ( r.width() > w ) w = r.width(); + h += r.height(); + } + + FullTextWidth = w; + FullTextHeight = h; + + updateSize(); + constrain( QRect( 0, 0, p.window().width(), p.window().height() ) ); + +//Draw the box boundary and the text + if ( BGMode==1 ) p.fillRect( x(), y(), width(), height(), QBrush( BGColor, Dense4Pattern ) ); + if ( BGMode==2 ) p.fillRect( x(), y(), width(), height(), QBrush( BGColor ) ); + + p.drawText( x() + padx(), y() + ShadedTextHeight/2 + pady(), text1() ); + + if ( !Shaded ) { + if ( !text2().isEmpty() ) p.drawText( x() + padx(), y() + 3*ShadedTextHeight/2 + pady(), text2() ); + if ( !text3().isEmpty() ) p.drawText( x() + padx(), y() + 5*ShadedTextHeight/2 + pady(), text3() ); + } +} + +QRect InfoBox::rect() const { + return QRect( pos(), size() ); +} + +void InfoBox::move( int x, int y ) { + Pos.setX( x ); Pos.setY( y ); emit moved( QPoint(x,y) ); +} + +void InfoBox::move( QPoint p ) { + move( p.x(), p.y() ); emit moved( QPoint( p.x(), p.y() ) ); +} + +#include "infobox.moc" |