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549 lines
20 KiB
549 lines
20 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright (C) 2000 Matthias Kalle Dalheimer <kalle@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kchartBackgroundPixmapConfigPage.h"
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#include "kchartBackgroundPixmapConfigPage.moc"
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#include <klocale.h>
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#include <kglobal.h>
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#include <kstandarddirs.h>
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#include <kfiledialog.h>
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#include <kmessagebox.h>
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#include <kdebug.h>
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#include <kfilemetainfo.h>
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#include <kstringhandler.h>
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#include <qcombobox.h>
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#include <qradiobutton.h>
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#include <qbuttongroup.h>
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#include <qspinbox.h>
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#include <qlayout.h>
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#include <qhbox.h>
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#include <qpushbutton.h>
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#include <qlabel.h>
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#include <qwhatsthis.h>
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#include <qlistbox.h>
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#include <kcolorbutton.h>
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#include "kchart_params.h"
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namespace KChart
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{
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KChartBackgroundPixmapConfigPage::KChartBackgroundPixmapConfigPage( KChartParams* params, QWidget* parent )
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: QWidget( parent, "KChartBackgroundPixmapConfigPage" ),
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_params( params )
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{
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QWhatsThis::add( this,
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i18n( "On this page, you can select colors or images "
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"to be displayed behind the different areas. You "
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"can also select whether the images should be "
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"stretched or scaled or centered or used as "
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"background tiles." ) );
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QHBoxLayout* toplevel = new QHBoxLayout( this, 10 );
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#if 0
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QVBoxLayout* left=new QVBoxLayout(10);
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toplevel->addLayout(left,2);
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regionList=new QListBox(this);
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left->addWidget(regionList);
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#endif
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QVBoxLayout* center = new QVBoxLayout( 10 );
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toplevel->addLayout( center, 2 );
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QLabel* backgroundLA = new QLabel( i18n( "&Background color:" ), this );
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center->addWidget( backgroundLA );
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_backgroundCB = new KColorButton( this );
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backgroundLA->setBuddy( _backgroundCB );
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center->addWidget( _backgroundCB);
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QString wtstr = i18n( "Here you set the color in which the background "
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"of the chart is painted." );
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QWhatsThis::add( backgroundLA, wtstr );
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QWhatsThis::add( _backgroundCB, wtstr );
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QLabel* wallpaperLA = new QLabel( i18n( "Background wallpaper:" ), this );
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center->addWidget( wallpaperLA );
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wallCB = new QComboBox( false, this, "wallCombo" );
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wallpaperLA->setBuddy(wallCB);
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QWhatsThis::add( wallCB, i18n( "You can select a background image from "
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"this list. Initially, the installed KDE "
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"wallpapers will be offered. If you do not "
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"find what you are looking for here, you can "
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"select any image file by clicking on the "
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"<i>Browse</i> button below." ) );
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center->addWidget( wallCB );
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wallCB->insertItem( i18n("None") );
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loadWallpaperFilesList();
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QPushButton* browsePB = new QPushButton( i18n("&Browse..."), this );
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QWhatsThis::add( browsePB, i18n( "Click this button to select a background "
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"image not yet present in the list above. " ) );
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center->addWidget( browsePB );
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connect( browsePB, SIGNAL( clicked() ), SLOT( slotBrowse() ) );
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wallWidget = new QWidget( this );
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QWhatsThis::add( wallWidget, i18n( "This area will always display the "
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"currently selected background image. "
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"Note that the image will be scaled and "
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"thus might have a different ratio than "
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"it originally had." ) );
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center->addWidget( wallWidget );
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connect( wallCB, SIGNAL( activated( int ) ),
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this, SLOT( slotWallPaperChanged( int ) ) );
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right = new QVGroupBox( i18n( "Wallpaper Configuration" ), this );
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QWhatsThis::add( right, i18n( "In this box, you can set various settings "
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"that control how the background image is "
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"displayed." ) );
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toplevel->addWidget( right );
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QHBox* intensityHB = new QHBox( right );
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intensityHB->setSpacing( 10 );
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QLabel* intensityLA = new QLabel(
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// xgettext:no-c-format
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i18n( "&Intensity in %:" ), intensityHB );
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intensitySB = new QSpinBox( 1, 100, 1, intensityHB );
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intensityLA->setBuddy( intensitySB );
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// xgettext:no-c-format
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QString ttstr = i18n( "Here you can select how much the image should be "
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"brightened up so that it does not disturb the "
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"selected area too much.<br> Different images require "
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"different settings, but 25% is a good value to start "
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"with." );
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QWhatsThis::add( intensityLA, ttstr );
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QWhatsThis::add( intensitySB, ttstr );
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stretchedRB = new QRadioButton( i18n( "Stretched" ), right );
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QWhatsThis::add( stretchedRB,
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i18n( "If you check this box, the selected image will "
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"be scaled to fit the total size of the selected "
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"area. Image ratio will be adjusted to match "
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"the area size and height if necessary." ) );
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stretchedRB->setChecked( true );
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scaledRB = new QRadioButton( i18n( "Scaled" ), right );
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QWhatsThis::add( scaledRB,
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i18n( "If you check this box, the selected image will "
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"be scaled to match the height or width of the "
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"selected area - whichever is reached first." ) );
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centeredRB = new QRadioButton( i18n( "Centered" ), right );
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QWhatsThis::add( centeredRB,
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i18n( "If you check this box, the selected image will "
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"be centered over the selected area. If the image "
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"is larger then the area, you will only see the "
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"middle part of it." ) );
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tiledRB = new QRadioButton( i18n( "Tiled" ), right );
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QWhatsThis::add( tiledRB,
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i18n( "If you check this box, the selected image will "
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"be used as a background tile. If the image is "
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"larger then the selected area, you will only see "
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"the upper left part of it." ) );
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QButtonGroup* alignmentBG;
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alignmentBG = new QButtonGroup( right, "GroupBox_Alignment" );
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alignmentBG->setFrameStyle( QFrame::NoFrame );
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alignmentBG->insert( stretchedRB );
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alignmentBG->insert( scaledRB );
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alignmentBG->insert( centeredRB );
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alignmentBG->insert( tiledRB );
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intensitySB->hide(); //the property doesn't work atm
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}
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//Code from kcontrol/background/bgdialog.cc
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void KChartBackgroundPixmapConfigPage::loadWallpaperFilesList()
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{
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// Wallpapers
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// the following QMap is lower cased names mapped to cased names and URLs
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// this way we get case insensitive sorting
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QMap<QString, QPair<QString, QString> > papers;
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//search for .desktop files before searching for images without .desktop files
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QStringList lst = KGlobal::dirs()->findAllResources("wallpaper", "*desktop", false, true);
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QStringList files;
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for (QStringList::ConstIterator it = lst.begin(); it != lst.end(); ++it)
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{
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KSimpleConfig fileConfig(*it);
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fileConfig.setGroup("Wallpaper");
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QString imageCaption = fileConfig.readEntry("Name");
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QString fileName = fileConfig.readEntry("File");
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if (imageCaption.isEmpty())
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{
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imageCaption = fileName;
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imageCaption.replace('_', ' ');
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imageCaption = KStringHandler::capwords(imageCaption);
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}
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// avoid name collisions
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QString rs = imageCaption;
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QString lrs = rs.lower();
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for (int n = 1; papers.find(lrs) != papers.end(); ++n)
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{
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rs = imageCaption + " (" + QString::number(n) + ')';
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lrs = rs.lower();
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}
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int slash = (*it).findRev('/') + 1;
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QString directory = (*it).left(slash);
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bool canLoadScaleable = false;
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#ifdef HAVE_LIBART
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canLoadScaleable = true;
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#endif
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if ( fileConfig.readEntry("ImageType") == "pixmap" || canLoadScaleable ) {
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papers[lrs] = qMakePair(rs, directory + fileName);
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files.append(directory + fileName);
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}
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}
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//now find any wallpapers that don't have a .desktop file
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lst = KGlobal::dirs()->findAllResources("wallpaper", "*", false, true);
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for (QStringList::ConstIterator it = lst.begin(); it != lst.end(); ++it)
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{
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if ( !(*it).endsWith(".desktop") && files.grep(*it).empty() ) {
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// First try to see if we have a comment describing the image. If we do
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// just use the first line of said comment.
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KFileMetaInfo metaInfo(*it);
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QString imageCaption;
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if (metaInfo.isValid() && metaInfo.item("Comment").isValid())
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imageCaption = metaInfo.item("Comment").string().section('\n', 0, 0);
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if (imageCaption.isEmpty())
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{
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int slash = (*it).findRev('/') + 1;
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int endDot = (*it).findRev('.');
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// strip the extension if it exists
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if (endDot != -1 && endDot > slash)
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imageCaption = (*it).mid(slash, endDot - slash);
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else
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imageCaption = (*it).mid(slash);
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imageCaption.replace('_', ' ');
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imageCaption = KStringHandler::capwords(imageCaption);
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}
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// avoid name collisions
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QString rs = imageCaption;
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QString lrs = rs.lower();
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for (int n = 1; papers.find(lrs) != papers.end(); ++n)
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{
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rs = imageCaption + " (" + QString::number(n) + ')';
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lrs = rs.lower();
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}
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papers[lrs] = qMakePair(rs, *it);
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}
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}
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m_wallpaper.clear();
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//don't start to 0, we have None element
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int i = 1;
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for (QMap<QString, QPair<QString, QString> >::Iterator it = papers.begin();
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it != papers.end();
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++it)
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{
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wallCB->insertItem(it.data().first);
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m_wallpaper[it.data().second] = i;
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i++;
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}
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}
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void KChartBackgroundPixmapConfigPage::init()
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{
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#if 0
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QStringList lst;
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lst.append(i18n( "Outermost Region" ));
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lst.append(i18n( "Innermost Region" ));
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lst.append(i18n( "Header+Title+Subtitle" ));
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lst.append(i18n( "Footers" ));
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lst.append(i18n( "Data+Axes+Legend" ));
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lst.append(i18n( "Data+Axes" ));
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lst.append(i18n( "Data" ));
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lst.append(i18n( "Legend" ));
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lst.append(i18n( "Left Axis" ));
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lst.append(i18n( "Bottom Axis" ));
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lst.append(i18n( "Right Axis" ));
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lst.append(i18n( "Header A" ));
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lst.append(i18n( "Header B" ));
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lst.append(i18n( "Header C" ));
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lst.append(i18n( "Title A" ));
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lst.append(i18n( "Title B" ));
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lst.append(i18n( "Title C" ));
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lst.append(i18n( "Subtitle A" ));
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lst.append(i18n( "Subtitle B" ));
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lst.append(i18n( "Subtitle C" ));
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lst.append(i18n( "Footer 1 A" ));
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lst.append(i18n( "Footer 1 B" ));
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lst.append(i18n( "Footer 1 C" ));
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lst.append(i18n( "Footer 2 A" ));
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lst.append(i18n( "Footer 2 B" ));
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lst.append(i18n( "Footer 2 C" ));
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lst.append(i18n( "Footer 3 A" ));
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lst.append(i18n( "Footer 3 B" ));
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lst.append(i18n( "Footer 3 C" ));
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regionList->insertStringList(lst);
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#endif
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// PENDING(kalle) Readapt
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// showSettings( _params->backgroundPixmapName );
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// intensitySB->setValue( (int)(_params->backgroundPixmapIntensity * 100.0) );
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// scaledCB->setChecked( _params->backgroundPixmapScaled );
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// centeredCB->setChecked( _params->backgroundPixmapCentered );
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bool bFound;
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const KDChartParams::KDChartFrameSettings * innerFrame =
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_params->frameSettings( KDChartEnums::AreaInnermost, bFound );
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if( bFound )
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{
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const QPixmap* backPixmap;
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bool isTiledMode = false;
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KDFrame::BackPixmapMode backPixmapMode;
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const QBrush& background = innerFrame->frame().background( backPixmap, backPixmapMode );
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const QColor backColor( background.color() );
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// Bg color has to be be set in any case,
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// even when a (tiled) pixmap is specified:
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_backgroundCB->setColor( backColor );
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if( !backPixmap || backPixmap->isNull() )
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{
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// A pixmap can be in the brush, if used as Tile.
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backPixmap = background.pixmap();
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if( backPixmap )
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isTiledMode = true;
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}
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if( !backPixmap || backPixmap->isNull() ) //color as background
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{
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right->setEnabled( false );
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wallCB->setCurrentItem( 0 );
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}
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else //pixmap as background
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{
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_backgroundCB->setEnabled( false );
|
||
|
|
wallWidget->setPaletteBackgroundPixmap( *backPixmap );
|
||
|
|
wallCB->setCurrentItem( 1 );
|
||
|
|
if( isTiledMode )
|
||
|
|
{
|
||
|
|
tiledRB->setChecked( true );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
switch( backPixmapMode ){
|
||
|
|
case KDFrame::PixCentered:
|
||
|
|
centeredRB->setChecked( true );
|
||
|
|
break;
|
||
|
|
case KDFrame::PixScaled:
|
||
|
|
scaledRB->setChecked( true );
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
stretchedRB->setChecked( true );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
_backgroundCB->setColor(QColor(230, 222, 222) );
|
||
|
|
}
|
||
|
|
|
||
|
|
void KChartBackgroundPixmapConfigPage::apply()
|
||
|
|
{
|
||
|
|
// PENDING(kalle) Readapt
|
||
|
|
// if( wallCB->currentText() != _params->backgroundPixmapName ) {
|
||
|
|
// bool load=true;
|
||
|
|
// if(wallCB->currentText()==i18n("None")) {
|
||
|
|
// load=false;
|
||
|
|
// } else {
|
||
|
|
// _params->backgroundPixmapName = wallCB->currentText();
|
||
|
|
// bool load=_params->backgroundPixmap.load( locate( "wallpaper", _params->backgroundPixmapName ) );
|
||
|
|
// if(load)
|
||
|
|
// _params->backgroundPixmapIsDirty = true;
|
||
|
|
// }
|
||
|
|
|
||
|
|
// if( !load ) {
|
||
|
|
// _params->backgroundPixmapName = "";
|
||
|
|
// _params->backgroundPixmap=QPixmap("");
|
||
|
|
// _params->backgroundPixmapIsDirty = false;
|
||
|
|
// }
|
||
|
|
// }
|
||
|
|
// if( (int)(_params->backgroundPixmapIntensity * 100.0) !=
|
||
|
|
// intensitySB->value() ) {
|
||
|
|
// _params->backgroundPixmapIntensity = (float)(intensitySB->value()) / 100.0;
|
||
|
|
// _params->backgroundPixmapIsDirty = true;
|
||
|
|
// }
|
||
|
|
|
||
|
|
// if( _params->backgroundPixmapScaled !=
|
||
|
|
// scaledCB->isChecked() ) {
|
||
|
|
// _params->backgroundPixmapScaled = scaledCB->isChecked();
|
||
|
|
// _params->backgroundPixmapIsDirty = true;
|
||
|
|
// }
|
||
|
|
// if( _params->backgroundPixmapCentered !=
|
||
|
|
// centeredCB->isChecked() ) {
|
||
|
|
// _params->backgroundPixmapCentered = centeredCB->isChecked();
|
||
|
|
// _params->backgroundPixmapIsDirty = true;
|
||
|
|
// }
|
||
|
|
|
||
|
|
//
|
||
|
|
// temp. hack: the background is removed if "None" is selected in the combo box
|
||
|
|
//
|
||
|
|
// For KOffice 1.5/2.0 this is to be removed by a checkbox.
|
||
|
|
bool bFound;
|
||
|
|
const KDChartParams::KDChartFrameSettings * innerFrame =
|
||
|
|
_params->frameSettings( KDChartEnums::AreaInnermost, bFound );
|
||
|
|
if( bFound )
|
||
|
|
{
|
||
|
|
const QColor backColor( _backgroundCB->color() );
|
||
|
|
KDFrame& frame( const_cast<KDFrame&>(innerFrame->frame()) );
|
||
|
|
if ( wallCB->currentItem() == 0 )
|
||
|
|
{
|
||
|
|
frame.setBackPixmap( 0 );
|
||
|
|
frame.setBackground( backColor );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
const QPixmap* pixmap = wallWidget->paletteBackgroundPixmap();
|
||
|
|
if ( tiledRB->isChecked() ){
|
||
|
|
// We remove the frame's extra pixmap,
|
||
|
|
frame.setBackPixmap( 0 );
|
||
|
|
// because a tiled image is set via a QBrush.
|
||
|
|
if( pixmap )
|
||
|
|
frame.setBackground( QBrush( backColor, *pixmap ) );
|
||
|
|
else
|
||
|
|
frame.setBackground( backColor );
|
||
|
|
}else{
|
||
|
|
KDFrame::BackPixmapMode backPixmapMode;
|
||
|
|
if ( centeredRB->isChecked() )
|
||
|
|
backPixmapMode = KDFrame::PixCentered;
|
||
|
|
else if ( scaledRB->isChecked() )
|
||
|
|
backPixmapMode = KDFrame::PixScaled;
|
||
|
|
else
|
||
|
|
backPixmapMode = KDFrame::PixStretched;
|
||
|
|
// We reset the background color, removing any tiled brush,
|
||
|
|
frame.setBackground( backColor );
|
||
|
|
// because we specify an extra pixmap instead.
|
||
|
|
frame.setBackPixmap( pixmap, backPixmapMode );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void KChartBackgroundPixmapConfigPage::showSettings( const QString& fileName )
|
||
|
|
{
|
||
|
|
wallCB->blockSignals(true);
|
||
|
|
|
||
|
|
if (m_wallpaper.find(fileName) == m_wallpaper.end())
|
||
|
|
{
|
||
|
|
int i = wallCB->count();
|
||
|
|
QString imageCaption;
|
||
|
|
int slash = fileName.findRev('/') + 1;
|
||
|
|
int endDot = fileName.findRev('.');
|
||
|
|
|
||
|
|
// strip the extension if it exists
|
||
|
|
if (endDot != -1 && endDot > slash)
|
||
|
|
imageCaption = fileName.mid(slash, endDot - slash);
|
||
|
|
else
|
||
|
|
imageCaption = fileName.mid(slash);
|
||
|
|
if (wallCB->text(i-1) == imageCaption)
|
||
|
|
{
|
||
|
|
i--;
|
||
|
|
wallCB->removeItem(i);
|
||
|
|
}
|
||
|
|
wallCB->insertItem(imageCaption);
|
||
|
|
m_wallpaper[fileName] = i;
|
||
|
|
wallCB->setCurrentItem(i);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
wallCB->setCurrentItem(m_wallpaper[fileName]);
|
||
|
|
}
|
||
|
|
wallCB->blockSignals(false);
|
||
|
|
loadWallPaper();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void KChartBackgroundPixmapConfigPage::slotBrowse()
|
||
|
|
{
|
||
|
|
//TODO: Support non-local wallpapers
|
||
|
|
KURL url = KFileDialog::getOpenFileName( 0 );
|
||
|
|
if( url.isEmpty() )
|
||
|
|
return;
|
||
|
|
showSettings( url.path() );
|
||
|
|
}
|
||
|
|
|
||
|
|
void KChartBackgroundPixmapConfigPage::slotWallPaperChanged( int index )
|
||
|
|
{
|
||
|
|
if ( index != 0 && loadWallPaper() )
|
||
|
|
{
|
||
|
|
_backgroundCB->setEnabled( false );
|
||
|
|
right->setEnabled( true );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
wallWidget->setPaletteBackgroundPixmap( 0 );
|
||
|
|
_backgroundCB->setEnabled( true );
|
||
|
|
right->setEnabled( false );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool KChartBackgroundPixmapConfigPage::loadWallPaper()
|
||
|
|
{
|
||
|
|
int i = wallCB->currentItem();
|
||
|
|
if ( i == -1 || i == 0 ) { // 0 is 'None'
|
||
|
|
wallPixmap.resize(0,0);
|
||
|
|
wallFile = "";
|
||
|
|
} else {
|
||
|
|
for(QMap<QString,int>::ConstIterator it = m_wallpaper.begin();
|
||
|
|
it != m_wallpaper.end();
|
||
|
|
++it)
|
||
|
|
{
|
||
|
|
if (it.data() == i)
|
||
|
|
{
|
||
|
|
wallFile = it.key();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
QString file = locate("wallpaper", wallFile);
|
||
|
|
if( file.isEmpty() ) {
|
||
|
|
kdWarning(35001) << "Couldn't locate wallpaper " << wallFile << endl;
|
||
|
|
wallPixmap.resize(0,0);
|
||
|
|
wallFile = "";
|
||
|
|
return false;
|
||
|
|
} else {
|
||
|
|
wallPixmap.load( file );
|
||
|
|
|
||
|
|
if( wallPixmap.isNull() )
|
||
|
|
return false;
|
||
|
|
// kdWarning(35001) << "Could not load wallpaper " << file << endl;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
wallWidget->setPaletteBackgroundPixmap( wallPixmap );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
} //KChart namespace
|