kwin/clients/oxygen/demo/oxygenshadowdemowidget.h
2013-07-30 06:56:16 +02:00

140 lines
3.6 KiB
C++

#ifndef oxygenshadowdemowidget_h
#define oxygenshadowdemowidget_h
//////////////////////////////////////////////////////////////////////////////
// oxygenshadowdemowidget.h
// shadow demo widget
// -------------------
//
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include "oxygentileset.h"
#include "oxygenhelper.h"
#include <QWidget>
#include <QtGui/QPaintEvent>
#include <QtGui/QPixmap>
#include <cassert>
namespace Oxygen
{
//! shadow demo widget
class ShadowDemoWidget: public QWidget
{
Q_OBJECT
public:
//! constructor
explicit ShadowDemoWidget( QWidget* parent = 0 ):
QWidget( parent ),
_drawBackground( true ),
_square( false ),
_helper( 0L )
{}
//! destructor
virtual ~ShadowDemoWidget( void )
{}
//! helper
void setHelper( Helper& helper )
{ _helper = &helper; }
//! set tileSet
void setTileSet( const TileSet& tileSet )
{
_tileSet = tileSet;
if( isVisible() ) update();
}
//! tileset
const TileSet& tileSet( void ) const
{ return _tileSet; }
//! set shadow size
void setShadowSize( int size )
{
_shadowSize = size;
setMinimumSize( _shadowSize*2 + 100, _shadowSize*2 + 60 );
}
//! square
void setSquare( bool value )
{
_square = value;
if( isVisible() ) update();
}
protected Q_SLOTS:
//! toggle background drawing
void toggleBackground( bool value )
{
if( value == _drawBackground ) return;
_drawBackground = value;
update();
}
protected:
//! paint event
virtual void paintEvent( QPaintEvent* );
//! render window to pixmap
void updateBackgroundPixmap( void );
Helper& helper( void ) const
{
assert( _helper );
return *_helper;
}
private:
//! shadow size
int _shadowSize;
//! draw window background
bool _drawBackground;
//! true if (bottom) corners are square
bool _square;
//! helper
Helper* _helper;
//! dummy widget
QWidget _dummy;
//! window pixmap
QPixmap _backgroundPixmap;
//! tileSet
TileSet _tileSet;
};
}
#endif