Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 178 insertions, 0 deletions

diff --git a/kiconedit/palettetoolbar.cpp b/kiconedit/palettetoolbar.cpp
new file mode 100644
index 00000000..207442e1
--- /dev/null
+++ b/kiconedit/palettetoolbar.cpp
@@ -0,0 +1,178 @@
+/*
+    kiconedit - a small graphics drawing program for the KDE
+    Copyright ( C ) 1998  Thomas Tanghus (  tanghus@kde.org )
+    Copyright ( C ) 2002  Nadeem Hasan (  nhasan@kde.org )
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (  at your option ) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qwhatsthis.h>
+#include <qpainter.h>
+
+#include <klocale.h>
+#include <kdebug.h>
+
+#include "kiconcolors.h"
+#include "palettetoolbar.h"
+
+PaletteToolBar::PaletteToolBar( QWidget *parent, const char *name )
+    : KToolBar( parent, name )
+{
+  QWidget *base = new QWidget( this );
+
+  QBoxLayout::Direction d = orientation() == Qt::Horizontal? 
+      QBoxLayout::LeftToRight : QBoxLayout::TopToBottom;
+  m_layout = new QBoxLayout( base, d, 2, 6 );
+
+  m_lblPreview = new QLabel( base );
+  m_lblPreview->setFrameStyle( QFrame::Panel|QFrame::Sunken );
+  m_lblPreview->setFixedHeight( 64 );
+  m_lblPreview->setAlignment( Qt::AlignHCenter|Qt::AlignVCenter );
+  QWhatsThis::add(m_lblPreview, i18n( "Preview\n\nThis is a 1:1 preview"
+      " of the current icon" ) );
+  m_layout->addWidget( m_lblPreview );
+
+  m_currentColorView = new QLabel( base );
+  m_currentColorView->setFrameStyle( QFrame::Panel|QFrame::Sunken );
+  m_currentColorView->setFixedHeight( 24 );
+  m_currentColorView->setAlignment( Qt::AlignHCenter|Qt::AlignVCenter );
+  QWhatsThis::add(m_currentColorView, i18n( "Current color\n\nThis is the currently selected color" ) );
+  m_layout->addWidget( m_currentColorView );
+
+  QVBoxLayout *vlayout = new QVBoxLayout( m_layout, 0 );
+  QLabel *l = new QLabel( i18n( "System colors:" ), base );
+  vlayout->addWidget( l );
+  m_sysColors = new KSysColors( base );
+  QWhatsThis::add(m_sysColors, i18n( "System colors\n\nHere you can select"
+      " colors from the KDE icon palette" ) );
+
+  vlayout->addWidget( m_sysColors );
+
+  connect( m_sysColors, SIGNAL( newColor(uint) ), 
+      SIGNAL( newColor(uint) ) );
+
+  vlayout = new QVBoxLayout( m_layout, 0 );
+  l = new QLabel( i18n( "Custom colors:" ), base );
+  vlayout->addWidget( l );
+  m_customColors = new KCustomColors( base );
+  QWhatsThis::add(m_customColors, i18n( "Custom colors\n\nHere you can"
+      " build a palette of custom colors.\nDouble-click on a box to edit"
+      " the color" ) );
+
+  vlayout->addWidget( m_customColors );
+
+  connect( m_customColors, SIGNAL( newColor(uint) ), 
+      SIGNAL( newColor(uint) ) );
+  connect( this, SIGNAL( newColor(uint)),
+      this, SLOT(currentColorChanged(uint)));
+  currentColorChanged(OPAQUE_MASK|0);
+
+  setEnableContextMenu( false );
+  setMovingEnabled( false );
+}
+
+void PaletteToolBar::setOrientation( Orientation o )
+{
+   if(  barPos() == Floating )
+     o = o == Qt::Vertical ? Qt::Horizontal : Qt::Vertical;
+
+  QBoxLayout::Direction d = o == Qt::Horizontal? QBoxLayout::LeftToRight
+        : QBoxLayout::TopToBottom;
+  m_layout->setDirection( d );
+
+  QDockWindow::setOrientation( o );
+}
+
+void PaletteToolBar::previewChanged(  const QPixmap &p )
+{
+  m_lblPreview->setPixmap( p );
+}
+
+void PaletteToolBar::addColors( uint n, uint *c )
+{
+    m_customColors->clear();
+    for( uint i = 0; i < n; i++ )
+        addColor( c[ i ] );
+}
+
+void PaletteToolBar::addColor( uint color )
+{
+    if( !m_sysColors->contains( color ) )
+        m_customColors->addColor( color );
+}
+
+void PaletteToolBar::setPreviewBackground( QPixmap pixmap )
+{
+    m_lblPreview->setBackgroundPixmap(pixmap);
+}
+
+void PaletteToolBar::setPreviewBackground( const QColor& colour )
+{
+    m_lblPreview->setBackgroundColor(colour);
+}
+
+void PaletteToolBar::currentColorChanged(uint color)
+{
+  if(qAlpha(color) == 255)
+  {
+    m_currentColorView->setBackgroundColor(color);
+  }
+  else
+  {
+    // Show the colour as if drawn over a checkerboard pattern
+    const int squareWidth = 8;
+    const uint lightColour = qRgb(255, 255, 255);
+    const uint darkColour = qRgb(127, 127, 127);
+
+    QPixmap pm(2 * squareWidth, 2 * squareWidth);
+    QPainter p(&pm);
+
+    double alpha = qAlpha(color) / 255.0;
+
+    int r = int(qRed(color) * alpha + (1 - alpha) * qRed(lightColour) + 0.5);
+    int g = int(qGreen(color) * alpha + (1 - alpha) * qGreen(lightColour) + 0.5);
+    int b = int(qBlue(color) * alpha + (1 - alpha) * qBlue(lightColour) + 0.5);
+
+    uint squareColour = qRgb(r, g, b);
+
+    p.setPen(Qt::NoPen);
+    p.setBrush(squareColour);
+    p.drawRect(0, 0, squareWidth, squareWidth);
+    p.drawRect(squareWidth, squareWidth, squareWidth, squareWidth);
+
+    r = int(qRed(color) * alpha + (1 - alpha) * qRed(darkColour) + 0.5);
+    g = int(qGreen(color) * alpha + (1 - alpha) * qGreen(darkColour) + 0.5);
+    b = int(qBlue(color) * alpha + (1 - alpha) * qBlue(darkColour) + 0.5);
+
+    squareColour = qRgb(r, g, b);
+
+    p.setBrush(squareColour);
+    p.drawRect(squareWidth, 0, squareWidth, squareWidth);
+    p.drawRect(0, squareWidth, squareWidth, squareWidth);
+
+    p.end();
+
+    m_currentColorView->setBackgroundPixmap(pm);
+  }
+}
+
+#include "palettetoolbar.moc"
+
+/* vim: et sw=2 ts=2
+*/
+