src/components/colorpalette/mixer.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Jorge Cuadrado                                  *
   3  *   kuadrosxx@gmail.com                                                      *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "mixer.h"
  22
  23 #include "colorcreator.h"
  24 #include "gradientcreator.h"
  25
  26
  27 //Qt
  28 #include <QVBoxLayout>
  29 #include <QGroupBox>
  30
  31 struct Mixer::Private {
  32         ColorCreator *mixer;
  33         Component::GradientCreator *gradientCreator;
  34         QGroupBox *gradientBox;
  35 };
  36
  37 Mixer::Mixer(QWidget *parent)
  38  : QWidget(parent), d (new Private)
  39 {
  40         setWindowTitle("Color Mixer");
  41
  42
  43         QGroupBox *colorBox = new QGroupBox("Color");
  44         QVBoxLayout *colorBoxLayout = new QVBoxLayout(colorBox);
  45
  46         QVBoxLayout *layout = new QVBoxLayout(this);
  47
  48         d->mixer = new ColorCreator(colorBox);
  49         connect(d->mixer, SIGNAL(colorChanged(const QColor &)), this, SLOT(onColorChanged(const QColor &)));
  50         colorBoxLayout->addWidget(d->mixer);
  51
  52
  53         layout->addWidget(colorBox);
  54
  55         d->gradientBox = new QGroupBox("Gradient");
  56
  57         QVBoxLayout *gradientBoxLayout = new QVBoxLayout(d->gradientBox);
  58
  59         d->gradientBox->setCheckable(true);
  60         d->gradientBox->setChecked(false);
  61
  62         d->gradientCreator = new Component::GradientCreator;
  63         gradientBoxLayout->addWidget(d->gradientCreator);
  64         connect(d->gradientCreator, SIGNAL(gradientChanged(const QBrush &)), this, SLOT(onGradientChanged(const QBrush &)));
  65
  66         colorBoxLayout->addWidget(d->mixer);
  67
  68         layout->addWidget(d->gradientBox);
  69 }
  70
  71
  72 Mixer::~Mixer()
  73 {
  74         delete d;
  75 }
  76
  77 void Mixer::setBrush( const QBrush & brush)
  78 {
  79         const QGradient *gradient = brush.gradient();
  80
  81         if(gradient)
  82         {
  83                 d->gradientBox->setChecked(true);
  84                 d->gradientCreator->setGradient(brush);
  85         }
  86         else if(brush.color().isValid())
  87         {
  88                 d->gradientBox->setChecked(false);
  89                 d->mixer->setColor(brush.color());
  90         }
  91 }
  92
  93 QBrush Mixer::brush() const
  94 {
  95         if(d->gradientBox->isChecked())
  96         {
  97                 return d->gradientCreator->currentGradient();
  98         }
  99
 100         return QBrush(d->mixer->color());
 101 }
 102
 103 void Mixer::onColorChanged( const QColor & color )
 104 {
 105         if(d->gradientBox->isChecked())
 106         {
 107                 d->gradientCreator->setCurrentColor(color);
 108         }
 109         else
 110         {
 111                 emit brushChanged(QBrush(color));
 112         }
 113 }
 114
 115 void Mixer::onGradientChanged(const QBrush &brush)
 116 {
 117         if(d->gradientBox->isChecked())
 118         {
 119                 emit brushChanged(brush);
 120         }
 121 }