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171 lines
3.9 KiB
171 lines
3.9 KiB
/*
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* This file was copied from ksnapshot
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*
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* Copyright (C) 2003 Nadeem Hasan <nhasan@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "regiongrabber.h"
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#include <tqpainter.h>
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#include <tqpalette.h>
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#include <tqstyle.h>
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#include <tqtimer.h>
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#include <tqtooltip.h>
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#include <kglobalsettings.h>
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SizeTip::SizeTip( TQWidget *parent, const char *name )
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: TQLabel( parent, name, WStyle_Customize | WX11BypassWM |
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WStyle_StaysOnTop | WStyle_NoBorder | WStyle_Tool )
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{
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setMargin( 2 );
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setIndent( 0 );
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setFrameStyle( TQFrame::Plain | TQFrame::Box );
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setPalette( TQToolTip::palette() );
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}
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void SizeTip::setTip( const TQRect &rect )
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{
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TQString tip = TQString( "%1x%2" ).arg( rect.width() )
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.arg( rect.height() );
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setText( tip );
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adjustSize();
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positionTip( rect );
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}
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void SizeTip::positionTip( const TQRect &rect )
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{
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TQRect tipRect = geometry();
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tipRect.moveTopLeft( TQPoint( 0, 0 ) );
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if ( rect.intersects( tipRect ) )
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{
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TQRect deskR = TDEGlobalSettings::desktopGeometry( TQPoint( 0, 0 ) );
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tipRect.moveCenter( TQPoint( deskR.width()/2, deskR.height()/2 ) );
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if ( !rect.contains( tipRect, true ) && rect.intersects( tipRect ) )
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tipRect.moveBottomRight( geometry().bottomRight() );
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}
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move( tipRect.topLeft() );
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}
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RegionGrabber::RegionGrabber()
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: TQWidget( 0, 0 ),
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mouseDown( false ), sizeTip( 0L )
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{
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sizeTip = new SizeTip( ( TQWidget * )0L );
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tipTimer = new TQTimer( this );
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TQ_CHECK_PTR(tipTimer);
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connect( tipTimer, TQT_SIGNAL( timeout() ), TQT_SLOT( updateSizeTip() ) );
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TQTimer::singleShot( 200, this, TQT_SLOT( initGrabber() ) );
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}
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RegionGrabber::~RegionGrabber()
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{
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delete sizeTip;
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}
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void RegionGrabber::initGrabber()
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{
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pixmap = TQPixmap::grabWindow( tqt_xrootwin() );
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setPaletteBackgroundPixmap( pixmap );
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showFullScreen();
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grabMouse( crossCursor );
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}
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void RegionGrabber::mousePressEvent( TQMouseEvent *e )
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{
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if ( e->button() == Qt::LeftButton )
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{
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mouseDown = true;
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grabRect = TQRect( e->pos(), e->pos() );
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}
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}
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void RegionGrabber::mouseMoveEvent( TQMouseEvent *e )
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{
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if ( mouseDown )
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{
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sizeTip->hide();
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tipTimer->start( 250, true );
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drawRubber();
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grabRect.setBottomRight( e->pos() );
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drawRubber();
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}
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}
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void RegionGrabber::mouseReleaseEvent( TQMouseEvent *e )
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{
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mouseDown = false;
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drawRubber();
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sizeTip->hide();
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grabRect.setBottomRight( e->pos() );
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grabRect = grabRect.normalize();
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TQPixmap region = TQPixmap::grabWindow( winId(), grabRect.x(), grabRect.y(),
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grabRect.width(), grabRect.height() );
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releaseMouse();
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emit regionGrabbed( region );
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}
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void RegionGrabber::keyPressEvent( TQKeyEvent *e )
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{
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if ( e->key() == TQt::Key_Escape )
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{
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releaseMouse();
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emit regionGrabbed( TQPixmap() );
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}
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else
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e->ignore();
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}
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void RegionGrabber::updateSizeTip()
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{
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TQRect rect = grabRect.normalize();
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sizeTip->setTip( rect );
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sizeTip->show();
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}
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void RegionGrabber::drawRubber()
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{
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TQPainter p;
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p.begin( this );
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p.setRasterOp( NotROP );
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p.setPen( TQPen( color0, 1 ) );
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p.setBrush( NoBrush );
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style().tqdrawPrimitive( TQStyle::PE_FocusRect, &p, grabRect, colorGroup(),
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TQStyle::Style_Default, TQStyleOption( colorGroup().base() ) );
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p.end();
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}
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#include "regiongrabber.moc"
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