color_item.cpp
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00001 /*
00002  * Copyright (c) 2011, Willow Garage, Inc.
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions are met:
00007  *
00008  *     * Redistributions of source code must retain the above copyright
00009  *       notice, this list of conditions and the following disclaimer.
00010  *     * Redistributions in binary form must reproduce the above copyright
00011  *       notice, this list of conditions and the following disclaimer in the
00012  *       documentation and/or other materials provided with the distribution.
00013  *     * Neither the name of the Willow Garage, Inc. nor the names of its
00014  *       contributors may be used to endorse or promote products derived from
00015  *       this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00018  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00021  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00022  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00023  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00024  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00025  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00026  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00027  * POSSIBILITY OF SUCH DAMAGE.
00028  */
00029 
00030 #include <QPainter>
00031 #include <QStyleOptionViewItem>
00032 
00033 #include "rviz/properties/color_item.h"
00034 #include "rviz/properties/color_editor.h"
00035 #include "rviz/properties/property.h"
00036 
00037 namespace rviz
00038 {
00039 
00040 ColorItem::ColorItem( ColorProperty* property )
00041   : PropertyWidgetItem( property, property->getName(), property->hasSetter() )
00042 {}
00043 
00044 bool ColorItem::paint( QPainter* painter, const QStyleOptionViewItem& option )
00045 {
00046   QColor color = userData().value<QColor>();
00047   QString text = QString("%1, %2, %3").arg( color.red() ).arg( color.green() ).arg( color.blue() );
00048   QRect rect = option.rect;
00049   ColorEditor::paintColorBox( painter, rect, color );
00050   rect.adjust( rect.height() + 1, 1, 0, 0 );
00051   painter->drawText( rect, text );
00052 
00053   return true; // return true, since this function has done the painting.
00054 }
00055 
00056 QWidget* ColorItem::createEditor( QWidget* parent, const QStyleOptionViewItem & option )
00057 {
00058   ColorEditor* editor = new ColorEditor( parent );
00059   editor->setFrame( false );
00060   return editor;
00061 }
00062 
00063 bool ColorItem::setEditorData( QWidget* editor )
00064 {
00065   if( ColorEditor* color_editor = qobject_cast<ColorEditor*>( editor ))
00066   {
00067     QColor color = userData().value<QColor>();
00068     color_editor->setColor( userData().value<QColor>() );
00069     return true;
00070   }
00071   return false;
00072 }
00073 
00074 bool ColorItem::setModelData( QWidget* editor )
00075 {
00076   if( ColorEditor* color_editor = qobject_cast<ColorEditor*>( editor ))
00077   {
00078     if( color_editor->isModified() )
00079     {
00080       setData( 1, Qt::UserRole, QVariant::fromValue( color_editor->getColor() ));
00081     }
00082     return true;
00083   }
00084   return false;
00085 }
00086 
00087 } // end namespace rviz


rviz
Author(s): Dave Hershberger, Josh Faust
autogenerated on Mon Jan 6 2014 11:54:32