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tdegraphics/kiconedit/palettetoolbar.cpp

179 lines
5.6 KiB

/*
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 <tqlabel.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
#include <tqpainter.h>
#include <tdelocale.h>
#include <kdebug.h>
#include "kiconcolors.h"
#include "palettetoolbar.h"
PaletteToolBar::PaletteToolBar( TQWidget *parent, const char *name )
: TDEToolBar( parent, name )
{
TQWidget *base = new TQWidget( this );
TQBoxLayout::Direction d = orientation() == Qt::Horizontal?
TQBoxLayout::LeftToRight : TQBoxLayout::TopToBottom;
m_layout = new TQBoxLayout( base, d, 2, 6 );
m_lblPreview = new TQLabel( base );
m_lblPreview->setFrameStyle( TQFrame::Panel|TQFrame::Sunken );
m_lblPreview->setFixedHeight( 64 );
m_lblPreview->setAlignment( TQt::AlignHCenter|TQt::AlignVCenter );
TQWhatsThis::add(m_lblPreview, i18n( "Preview\n\nThis is a 1:1 preview"
" of the current icon" ) );
m_layout->addWidget( m_lblPreview );
m_currentColorView = new TQLabel( base );
m_currentColorView->setFrameStyle( TQFrame::Panel|TQFrame::Sunken );
m_currentColorView->setFixedHeight( 24 );
m_currentColorView->setAlignment( TQt::AlignHCenter|TQt::AlignVCenter );
TQWhatsThis::add(m_currentColorView, i18n( "Current color\n\nThis is the currently selected color" ) );
m_layout->addWidget( m_currentColorView );
TQVBoxLayout *vlayout = new TQVBoxLayout( m_layout, 0 );
TQLabel *l = new TQLabel( i18n( "System colors:" ), base );
vlayout->addWidget( l );
m_sysColors = new KSysColors( base );
TQWhatsThis::add(m_sysColors, i18n( "System colors\n\nHere you can select"
" colors from the TDE icon palette" ) );
vlayout->addWidget( m_sysColors );
connect( m_sysColors, TQT_SIGNAL( newColor(uint) ),
TQT_SIGNAL( newColor(uint) ) );
vlayout = new TQVBoxLayout( m_layout, 0 );
l = new TQLabel( i18n( "Custom colors:" ), base );
vlayout->addWidget( l );
m_customColors = new KCustomColors( base );
TQWhatsThis::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, TQT_SIGNAL( newColor(uint) ),
TQT_SIGNAL( newColor(uint) ) );
connect( this, TQT_SIGNAL( newColor(uint)),
this, TQT_SLOT(currentColorChanged(uint)));
currentColorChanged(OPAQUE_MASK|0);
setEnableContextMenu( false );
setMovingEnabled( false );
}
void PaletteToolBar::setOrientation( Qt::Orientation o )
{
if( barPos() == Floating )
o = o == Qt::Vertical ? Qt::Horizontal : Qt::Vertical;
TQBoxLayout::Direction d = o == Qt::Horizontal? TQBoxLayout::LeftToRight
: TQBoxLayout::TopToBottom;
m_layout->setDirection( d );
TQDockWindow::setOrientation( o );
}
void PaletteToolBar::previewChanged( const TQPixmap &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( TQPixmap pixmap )
{
m_lblPreview->setBackgroundPixmap(pixmap);
}
void PaletteToolBar::setPreviewBackground( const TQColor& colour )
{
m_lblPreview->setBackgroundColor(colour);
}
void PaletteToolBar::currentColorChanged(uint color)
{
if(tqAlpha(color) == 255)
{
m_currentColorView->setBackgroundColor(color);
}
else
{
// Show the colour as if drawn over a checkerboard pattern
const int squareWidth = 8;
const uint lightColour = tqRgb(255, 255, 255);
const uint darkColour = tqRgb(127, 127, 127);
TQPixmap pm(2 * squareWidth, 2 * squareWidth);
TQPainter p(&pm);
double alpha = tqAlpha(color) / 255.0;
int r = int(tqRed(color) * alpha + (1 - alpha) * tqRed(lightColour) + 0.5);
int g = int(tqGreen(color) * alpha + (1 - alpha) * tqGreen(lightColour) + 0.5);
int b = int(tqBlue(color) * alpha + (1 - alpha) * tqBlue(lightColour) + 0.5);
uint squareColour = tqRgb(r, g, b);
p.setPen(TQt::NoPen);
p.setBrush(TQColor(squareColour));
p.drawRect(0, 0, squareWidth, squareWidth);
p.drawRect(squareWidth, squareWidth, squareWidth, squareWidth);
r = int(tqRed(color) * alpha + (1 - alpha) * tqRed(darkColour) + 0.5);
g = int(tqGreen(color) * alpha + (1 - alpha) * tqGreen(darkColour) + 0.5);
b = int(tqBlue(color) * alpha + (1 - alpha) * tqBlue(darkColour) + 0.5);
squareColour = tqRgb(r, g, b);
p.setBrush(TQColor(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
*/