src/popupdropper/PopupDropperView.cpp

   1 /*
   2  *  Copyright (c) 2007 Jeff Mitchell <kde-dev@emailgoeshere.com>
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  */
  18
  19 #include "PopupDropperView.h"
  20
  21 #include "debug.h"
  22
  23 #include <QGraphicsScene>
  24 #include <QGraphicsView>
  25 #include <QMouseEvent>
  26 #include <QPainter>
  27 #include <QRectF>
  28
  29 using namespace PopupDropperNS;
  30
  31 PopupDropperView::PopupDropperView( QGraphicsScene* scene, QWidget* parent )
  32                                     : QGraphicsView( scene, parent  )
  33 {
  34     DEBUG_BLOCK
  35     setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
  36     setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
  37     resize( parent->size() + QSize(2, 2) );
  38     setInteractive( true );
  39     setAcceptDrops( true );
  40     setBackgroundRole( QPalette::Base );
  41     QPalette p = palette();
  42     p.setColor( QPalette::Base, QColor(0, 0, 0, 0) );
  43     setPalette( p );
  44 }
  45
  46 PopupDropperView::~PopupDropperView()
  47 {
  48     DEBUG_BLOCK
  49 }
  50
  51 //SLOT
  52 void PopupDropperView::setTransInValue( int value )
  53 {
  54     //DEBUG_BLOCK
  55     //debug() << "value: " << value;
  56     QPalette p = palette();
  57     p.setColor( QPalette::Base, QColor(0, 0, 0, value*12 ) );
  58     setPalette( p );
  59 }
  60
  61 //SLOT
  62 void PopupDropperView::setTransOutValue( int value )
  63 {
  64     //DEBUG_BLOCK
  65     //debug() << "value: " << value;
  66     QPalette p = palette();
  67     p.setColor( QPalette::Base, QColor(0, 0, 0, 120 - value*12) );
  68     setPalette( p );
  69 }
  70
  71 void PopupDropperView::mouseMoveEvent( QMouseEvent *e )
  72 {
  73     //DEBUG_BLOCK
  74     if( !( e->buttons() & Qt::LeftButton) )
  75         emit destroyMe();
  76     QGraphicsView::mouseMoveEvent( e );
  77 }
  78
  79 void PopupDropperView::mouseReleaseEvent( QMouseEvent *e )
  80 {
  81     //DEBUG_BLOCK
  82     QGraphicsView::mouseReleaseEvent( e );
  83 }
  84
  85 #include "PopupDropperView.moc"
  86