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1609 lines
51 KiB
1609 lines
51 KiB
/************************************************************************* |
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* Copyright (C) 2014 by Hugo Pereira Da Costa <hugo.pereira@free.fr> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program 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 * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . * |
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*************************************************************************/ |
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#include "breezehelper.h" |
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#include "breeze.h" |
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#include "breezestyleconfigdata.h" |
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#include <KColorUtils> |
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#include <KWindowSystem> |
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#include <QApplication> |
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#include <QPainter> |
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#if BREEZE_HAVE_X11 && QT_VERSION < 0x050000 |
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#include <X11/Xlib-xcb.h> |
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#endif |
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#include <algorithm> |
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namespace Breeze |
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{ |
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//* contrast for arrow and treeline rendering |
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static const qreal arrowShade = 0.15; |
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//____________________________________________________________________ |
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Helper::Helper( KSharedConfig::Ptr config ): |
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_config( std::move( config ) ) |
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{ init(); } |
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//____________________________________________________________________ |
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#if BREEZE_USE_KDE4 |
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Helper::Helper( const QByteArray& name ): |
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_componentData( name, nullptr, KComponentData::SkipMainComponentRegistration ), |
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_config( _componentData.config() ) |
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{ init(); } |
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#endif |
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//____________________________________________________________________ |
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KSharedConfig::Ptr Helper::config() const |
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{ return _config; } |
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//____________________________________________________________________ |
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void Helper::loadConfig() |
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{ |
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_viewFocusBrush = KStatefulBrush( KColorScheme::View, KColorScheme::FocusColor ); |
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_viewHoverBrush = KStatefulBrush( KColorScheme::View, KColorScheme::HoverColor ); |
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_viewNegativeTextBrush = KStatefulBrush( KColorScheme::View, KColorScheme::NegativeText ); |
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const QPalette palette( QApplication::palette() ); |
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const KConfigGroup group( _config->group( "WM" ) ); |
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_activeTitleBarColor = group.readEntry( "activeBackground", palette.color( QPalette::Active, QPalette::Highlight ) ); |
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_activeTitleBarTextColor = group.readEntry( "activeForeground", palette.color( QPalette::Active, QPalette::HighlightedText ) ); |
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_inactiveTitleBarColor = group.readEntry( "inactiveBackground", palette.color( QPalette::Disabled, QPalette::Highlight ) ); |
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_inactiveTitleBarTextColor = group.readEntry( "inactiveForeground", palette.color( QPalette::Disabled, QPalette::HighlightedText ) ); |
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} |
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//____________________________________________________________________ |
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QColor Helper::frameOutlineColor( const QPalette& palette, bool mouseOver, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline( KColorUtils::mix( palette.color( QPalette::Window ), palette.color( QPalette::WindowText ), 0.25 ) ); |
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// focus takes precedence over hover |
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if( mode == AnimationFocus ) |
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{ |
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const QColor focus( focusColor( palette ) ); |
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const QColor hover( hoverColor( palette ) ); |
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if( mouseOver ) outline = KColorUtils::mix( hover, focus, opacity ); |
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else outline = KColorUtils::mix( outline, focus, opacity ); |
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} else if( hasFocus ) { |
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outline = focusColor( palette ); |
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} else if( mode == AnimationHover ) { |
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const QColor hover( hoverColor( palette ) ); |
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outline = KColorUtils::mix( outline, hover, opacity ); |
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} else if( mouseOver ) { |
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outline = hoverColor( palette ); |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::focusOutlineColor( const QPalette& palette ) const |
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{ return KColorUtils::mix( focusColor( palette ), palette.color( QPalette::WindowText ), 0.15 ); } |
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//____________________________________________________________________ |
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QColor Helper::hoverOutlineColor( const QPalette& palette ) const |
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{ return KColorUtils::mix( hoverColor( palette ), palette.color( QPalette::WindowText ), 0.15 ); } |
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//____________________________________________________________________ |
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QColor Helper::buttonFocusOutlineColor( const QPalette& palette ) const |
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{ return KColorUtils::mix( focusColor( palette ), palette.color( QPalette::ButtonText ), 0.15 ); } |
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//____________________________________________________________________ |
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QColor Helper::buttonHoverOutlineColor( const QPalette& palette ) const |
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{ return KColorUtils::mix( hoverColor( palette ), palette.color( QPalette::ButtonText ), 0.15 ); } |
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//____________________________________________________________________ |
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QColor Helper::sidePanelOutlineColor( const QPalette& palette, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline( palette.color( QPalette::Inactive, QPalette::Highlight ) ); |
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const QColor &focus = palette.color( QPalette::Active, QPalette::Highlight ); |
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if( mode == AnimationFocus ) |
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{ |
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outline = KColorUtils::mix( outline, focus, opacity ); |
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} else if( hasFocus ) { |
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outline = focus; |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::frameBackgroundColor( const QPalette& palette, QPalette::ColorGroup group ) const |
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{ return KColorUtils::mix( palette.color( group, QPalette::Window ), palette.color( group, QPalette::Base ), 0.3 ); } |
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//____________________________________________________________________ |
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QColor Helper::arrowColor( const QPalette& palette, QPalette::ColorGroup group, QPalette::ColorRole role ) const |
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{ |
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switch( role ) |
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{ |
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case QPalette::Text: return KColorUtils::mix( palette.color( group, QPalette::Text ), palette.color( group, QPalette::Base ), arrowShade ); |
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case QPalette::WindowText: return KColorUtils::mix( palette.color( group, QPalette::WindowText ), palette.color( group, QPalette::Window ), arrowShade ); |
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case QPalette::ButtonText: return KColorUtils::mix( palette.color( group, QPalette::ButtonText ), palette.color( group, QPalette::Button ), arrowShade ); |
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default: return palette.color( group, role ); |
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} |
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} |
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//____________________________________________________________________ |
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QColor Helper::arrowColor( const QPalette& palette, bool mouseOver, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline( arrowColor( palette, QPalette::WindowText ) ); |
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if( mode == AnimationHover ) |
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{ |
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const QColor focus( focusColor( palette ) ); |
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const QColor hover( hoverColor( palette ) ); |
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if( hasFocus ) outline = KColorUtils::mix( focus, hover, opacity ); |
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else outline = KColorUtils::mix( outline, hover, opacity ); |
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} else if( mouseOver ) { |
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outline = hoverColor( palette ); |
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} else if( mode == AnimationFocus ) { |
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const QColor focus( focusColor( palette ) ); |
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outline = KColorUtils::mix( outline, focus, opacity ); |
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} else if( hasFocus ) { |
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outline = focusColor( palette ); |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::buttonOutlineColor( const QPalette& palette, bool mouseOver, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline( KColorUtils::mix( palette.color( QPalette::Button ), palette.color( QPalette::ButtonText ), 0.3 ) ); |
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if( mode == AnimationHover ) |
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{ |
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if( hasFocus ) |
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{ |
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const QColor focus( buttonFocusOutlineColor( palette ) ); |
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const QColor hover( buttonHoverOutlineColor( palette ) ); |
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outline = KColorUtils::mix( focus, hover, opacity ); |
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} else { |
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const QColor hover( hoverColor( palette ) ); |
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outline = KColorUtils::mix( outline, hover, opacity ); |
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} |
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} else if( mouseOver ) { |
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if( hasFocus ) outline = buttonHoverOutlineColor( palette ); |
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else outline = hoverColor( palette ); |
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} else if( mode == AnimationFocus ) { |
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const QColor focus( buttonFocusOutlineColor( palette ) ); |
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outline = KColorUtils::mix( outline, focus, opacity ); |
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} else if( hasFocus ) { |
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outline = buttonFocusOutlineColor( palette ); |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::buttonBackgroundColor( const QPalette& palette, bool mouseOver, bool hasFocus, bool sunken, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor background( sunken ? |
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KColorUtils::mix( palette.color( QPalette::Button ), palette.color( QPalette::ButtonText ), 0.2 ): |
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palette.color( QPalette::Button ) ); |
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if( mode == AnimationHover ) |
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{ |
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const QColor focus( focusColor( palette ) ); |
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const QColor hover( hoverColor( palette ) ); |
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if( hasFocus ) background = KColorUtils::mix( focus, hover, opacity ); |
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} else if( mouseOver && hasFocus ) { |
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background = hoverColor( palette ); |
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} else if( mode == AnimationFocus ) { |
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const QColor focus( focusColor( palette ) ); |
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background = KColorUtils::mix( background, focus, opacity ); |
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} else if( hasFocus ) { |
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background = focusColor( palette ); |
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} |
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return background; |
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} |
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//____________________________________________________________________ |
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QColor Helper::toolButtonColor( const QPalette& palette, bool mouseOver, bool hasFocus, bool sunken, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline; |
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const QColor hoverColor( this->hoverColor( palette ) ); |
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const QColor focusColor( this->focusColor( palette ) ); |
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const QColor sunkenColor = alphaColor( palette.color( QPalette::WindowText ), 0.2 ); |
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// hover takes precedence over focus |
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if( mode == AnimationHover ) |
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{ |
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if( hasFocus ) outline = KColorUtils::mix( focusColor, hoverColor, opacity ); |
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else if( sunken ) outline = sunkenColor; |
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else outline = alphaColor( hoverColor, opacity ); |
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} else if( mouseOver ) { |
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outline = hoverColor; |
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} else if( mode == AnimationFocus ) { |
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if( sunken ) outline = KColorUtils::mix( sunkenColor, focusColor, opacity ); |
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else outline = alphaColor( focusColor, opacity ); |
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} else if( hasFocus ) { |
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outline = focusColor; |
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} else if( sunken ) { |
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outline = sunkenColor; |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::sliderOutlineColor( const QPalette& palette, bool mouseOver, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor outline( KColorUtils::mix( palette.color( QPalette::Window ), palette.color( QPalette::WindowText ), 0.4 ) ); |
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// hover takes precedence over focus |
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if( mode == AnimationHover ) |
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{ |
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const QColor hover( hoverColor( palette ) ); |
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const QColor focus( focusColor( palette ) ); |
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if( hasFocus ) outline = KColorUtils::mix( focus, hover, opacity ); |
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else outline = KColorUtils::mix( outline, hover, opacity ); |
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} else if( mouseOver ) { |
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outline = hoverColor( palette ); |
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} else if( mode == AnimationFocus ) { |
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const QColor focus( focusColor( palette ) ); |
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outline = KColorUtils::mix( outline, focus, opacity ); |
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} else if( hasFocus ) { |
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outline = focusColor( palette ); |
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} |
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return outline; |
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} |
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//____________________________________________________________________ |
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QColor Helper::scrollBarHandleColor( const QPalette& palette, bool mouseOver, bool hasFocus, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor color( alphaColor( palette.color( QPalette::WindowText ), 0.5 ) ); |
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// hover takes precedence over focus |
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if( mode == AnimationHover ) |
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{ |
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const QColor hover( hoverColor( palette ) ); |
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const QColor focus( focusColor( palette ) ); |
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if( hasFocus ) color = KColorUtils::mix( focus, hover, opacity ); |
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else color = KColorUtils::mix( color, hover, opacity ); |
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} else if( mouseOver ) { |
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color = hoverColor( palette ); |
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} else if( mode == AnimationFocus ) { |
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const QColor focus( focusColor( palette ) ); |
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color = KColorUtils::mix( color, focus, opacity ); |
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} else if( hasFocus ) { |
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color = focusColor( palette ); |
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} |
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return color; |
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} |
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//______________________________________________________________________________ |
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QColor Helper::checkBoxIndicatorColor( const QPalette& palette, bool mouseOver, bool active, qreal opacity, AnimationMode mode ) const |
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{ |
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QColor color( KColorUtils::mix( palette.color( QPalette::Window ), palette.color( QPalette::WindowText ), 0.6 ) ); |
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if( mode == AnimationHover ) |
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{ |
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const QColor focus( focusColor( palette ) ); |
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const QColor hover( hoverColor( palette ) ); |
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if( active ) color = KColorUtils::mix( focus, hover, opacity ); |
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else color = KColorUtils::mix( color, hover, opacity ); |
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} else if( mouseOver ) { |
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color = hoverColor( palette ); |
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} else if( active ) { |
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color = focusColor( palette ); |
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} |
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return color; |
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} |
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//______________________________________________________________________________ |
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QColor Helper::separatorColor( const QPalette& palette ) const |
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{ return KColorUtils::mix( palette.color( QPalette::Window ), palette.color( QPalette::WindowText ), 0.25 ); } |
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//______________________________________________________________________________ |
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QPalette Helper::disabledPalette( const QPalette& source, qreal ratio ) const |
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{ |
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QPalette copy( source ); |
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const QList<QPalette::ColorRole> roles = { QPalette::Background, QPalette::Highlight, QPalette::WindowText, QPalette::ButtonText, QPalette::Text, QPalette::Button }; |
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foreach( const QPalette::ColorRole& role, roles ) |
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{ copy.setColor( role, KColorUtils::mix( source.color( QPalette::Active, role ), source.color( QPalette::Disabled, role ), 1.0-ratio ) ); } |
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return copy; |
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} |
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//____________________________________________________________________ |
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QColor Helper::alphaColor( QColor color, qreal alpha ) const |
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{ |
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if( alpha >= 0 && alpha < 1.0 ) |
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{ color.setAlphaF( alpha*color.alphaF() ); } |
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return color; |
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} |
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//______________________________________________________________________________ |
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void Helper::renderDebugFrame( QPainter* painter, const QRect& rect ) const |
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{ |
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painter->save(); |
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painter->setRenderHints( QPainter::Antialiasing ); |
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painter->setBrush( Qt::NoBrush ); |
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painter->setPen( Qt::red ); |
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painter->drawRect( QRectF( rect ).adjusted( 0.5, 0.5, -0.5, -0.5 ) ); |
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painter->restore(); |
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} |
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//______________________________________________________________________________ |
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void Helper::renderFocusRect( QPainter* painter, const QRect& rect, const QColor& color, const QColor& outline, Sides sides ) const |
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{ |
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if( !color.isValid() ) return; |
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painter->save(); |
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painter->setRenderHints( QPainter::Antialiasing ); |
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painter->setBrush( color ); |
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if( !( outline.isValid() && sides ) ) |
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{ |
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painter->setPen( Qt::NoPen ); |
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painter->drawRect( rect ); |
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} else { |
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painter->setClipRect( rect ); |
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QRectF copy( rect ); |
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copy.adjust( 0.5, 0.5, -0.5, -0.5 ); |
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const qreal radius( frameRadius( -1.0 ) ); |
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if( !(sides&SideTop) ) copy.adjust( 0, -radius, 0, 0 ); |
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if( !(sides&SideBottom) ) copy.adjust( 0, 0, 0, radius ); |
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if( !(sides&SideLeft) ) copy.adjust( -radius, 0, 0, 0 ); |
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if( !(sides&SideRight) ) copy.adjust( 0, 0, radius, 0 ); |
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painter->setPen( outline ); |
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// painter->setBrush( Qt::NoBrush ); |
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painter->drawRoundedRect( copy, radius, radius ); |
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} |
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painter->restore(); |
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} |
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//______________________________________________________________________________ |
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void Helper::renderFocusLine( QPainter* painter, const QRect& rect, const QColor& color ) const |
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{ |
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if( !color.isValid() ) return; |
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painter->save(); |
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painter->setRenderHint( QPainter::Antialiasing, false ); |
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painter->setBrush( Qt::NoBrush ); |
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painter->setPen( color ); |
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painter->translate( 0, 2 ); |
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painter->drawLine( rect.bottomLeft(), rect.bottomRight() ); |
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painter->restore(); |
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} |
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//______________________________________________________________________________ |
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void Helper::renderFrame( |
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QPainter* painter, const QRect& rect, |
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const QColor& color, const QColor& outline ) const |
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{ |
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painter->setRenderHint( QPainter::Antialiasing ); |
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QRectF frameRect( rect.adjusted( 1, 1, -1, -1 ) ); |
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qreal radius( frameRadius() ); |
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// set pen |
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if( outline.isValid() ) |
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{ |
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painter->setPen( outline ); |
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frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
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radius = qMax( radius - 1, qreal( 0.0 ) ); |
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} else { |
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painter->setPen( Qt::NoPen ); |
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} |
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// set brush |
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if( color.isValid() ) painter->setBrush( color ); |
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else painter->setBrush( Qt::NoBrush ); |
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// render |
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painter->drawRoundedRect( frameRect, radius, radius ); |
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} |
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//______________________________________________________________________________ |
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void Helper::renderSidePanelFrame( QPainter* painter, const QRect& rect, const QColor& outline, Side side ) const |
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{ |
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// check color |
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if( !outline.isValid() ) return; |
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// adjust rect |
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QRectF frameRect( rect ); |
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frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
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// setup painter |
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painter->setRenderHint( QPainter::Antialiasing ); |
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painter->setPen( outline ); |
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// render |
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switch( side ) |
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{ |
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default: |
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case SideLeft: |
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painter->drawLine( frameRect.topRight(), frameRect.bottomRight() ); |
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break; |
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case SideTop: |
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painter->drawLine( frameRect.topLeft(), frameRect.topRight() ); |
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break; |
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case SideRight: |
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painter->drawLine( frameRect.topLeft(), frameRect.bottomLeft() ); |
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break; |
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case SideBottom: |
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painter->drawLine( frameRect.bottomLeft(), frameRect.bottomRight() ); |
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break; |
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case AllSides: |
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{ |
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const qreal radius( frameRadius( -1.0 ) ); |
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painter->drawRoundedRect( frameRect, radius, radius ); |
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break; |
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} |
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} |
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} |
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//______________________________________________________________________________ |
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void Helper::renderMenuFrame( |
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QPainter* painter, const QRect& rect, |
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const QColor& color, const QColor& outline, bool roundCorners ) const |
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{ |
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// set brush |
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if( color.isValid() ) painter->setBrush( color ); |
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else painter->setBrush( Qt::NoBrush ); |
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if( roundCorners ) |
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{ |
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painter->setRenderHint( QPainter::Antialiasing ); |
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QRectF frameRect( rect ); |
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qreal radius( frameRadius() ); |
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// set pen |
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if( outline.isValid() ) |
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{ |
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painter->setPen( outline ); |
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frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
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radius = qMax( radius - 1, qreal( 0.0 ) ); |
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} else painter->setPen( Qt::NoPen ); |
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// render |
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painter->drawRoundedRect( frameRect, radius, radius ); |
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} else { |
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painter->setRenderHint( QPainter::Antialiasing, false ); |
|
QRect frameRect( rect ); |
|
if( outline.isValid() ) |
|
{ |
|
|
|
painter->setPen( outline ); |
|
frameRect.adjust( 0, 0, -1, -1 ); |
|
|
|
} else painter->setPen( Qt::NoPen ); |
|
|
|
painter->drawRect( frameRect ); |
|
|
|
} |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderButtonFrame( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, const QColor& outline, const QColor& shadow, |
|
bool hasFocus, bool sunken ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 1, 1, -1, -1 ); |
|
qreal radius( frameRadius() ); |
|
|
|
// shadow |
|
if( sunken ) { |
|
|
|
frameRect.translate( 1, 1 ); |
|
|
|
} else if( shadow.isValid() ) { |
|
|
|
const qreal shadowRadius = qMax( radius - 1, qreal( 0.0 ) ); |
|
painter->setPen( QPen( shadow, 2 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->drawRoundedRect( shadowRect( frameRect ), shadowRadius, shadowRadius ); |
|
|
|
} |
|
|
|
if( outline.isValid() ) |
|
{ |
|
|
|
QLinearGradient gradient( frameRect.topLeft(), frameRect.bottomLeft() ); |
|
gradient.setColorAt( 0, outline.lighter( hasFocus ? 103:101 ) ); |
|
gradient.setColorAt( 1, outline.darker( hasFocus ? 110:103 ) ); |
|
painter->setPen( QPen( QBrush( gradient ), 1.0 ) ); |
|
|
|
frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
|
radius = qMax( radius - 1, qreal( 0.0 ) ); |
|
|
|
} else painter->setPen( Qt::NoPen ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
|
|
QLinearGradient gradient( frameRect.topLeft(), frameRect.bottomLeft() ); |
|
gradient.setColorAt( 0, color.lighter( hasFocus ? 103:101 ) ); |
|
gradient.setColorAt( 1, color.darker( hasFocus ? 110:103 ) ); |
|
painter->setBrush( gradient ); |
|
|
|
} else painter->setBrush( Qt::NoBrush ); |
|
|
|
// render |
|
painter->drawRoundedRect( frameRect, radius, radius ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderToolButtonFrame( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, bool sunken ) const |
|
{ |
|
|
|
// do nothing for invalid color |
|
if( !color.isValid() ) return; |
|
|
|
// setup painter |
|
painter->setRenderHints( QPainter::Antialiasing ); |
|
|
|
const QRectF baseRect( rect ); |
|
|
|
if( sunken ) |
|
{ |
|
|
|
const qreal radius( frameRadius() ); |
|
|
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
|
|
const QRectF contentRect( baseRect.adjusted( 1, 1, -1, -1 ) ); |
|
painter->drawRoundedRect( contentRect, radius, radius ); |
|
|
|
} else { |
|
|
|
const qreal radius( frameRadius(-0.5) ); |
|
|
|
painter->setPen( color ); |
|
painter->setBrush( Qt::NoBrush ); |
|
const QRectF outlineRect( baseRect.adjusted( 1.5, 1.5, -1.5, -1.5 ) ); |
|
painter->drawRoundedRect( outlineRect, radius, radius ); |
|
|
|
} |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderToolBoxFrame( |
|
QPainter* painter, const QRect& rect, int tabWidth, |
|
const QColor& outline ) const |
|
{ |
|
|
|
if( !outline.isValid() ) return; |
|
|
|
// round radius |
|
const qreal radius( frameRadius() ); |
|
const QSizeF cornerSize( 2*radius, 2*radius ); |
|
|
|
// if rect - tabwidth is even, need to increase tabWidth by 1 unit |
|
// for anti aliasing |
|
if( !((rect.width() - tabWidth)%2) ) ++tabWidth; |
|
|
|
// adjust rect for antialiasing |
|
QRectF baseRect( rect ); |
|
baseRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
|
|
|
// create path |
|
QPainterPath path; |
|
path.moveTo( 0, baseRect.height()-1 ); |
|
path.lineTo( ( baseRect.width() - tabWidth )/2 - radius, baseRect.height()-1 ); |
|
path.arcTo( QRectF( QPointF( ( baseRect.width() - tabWidth )/2 - 2*radius, baseRect.height()-1 - 2*radius ), cornerSize ), 270, 90 ); |
|
path.lineTo( ( baseRect.width() - tabWidth )/2, radius ); |
|
path.arcTo( QRectF( QPointF( ( baseRect.width() - tabWidth )/2, 0 ), cornerSize ), 180, -90 ); |
|
path.lineTo( ( baseRect.width() + tabWidth )/2 -1 - radius, 0 ); |
|
path.arcTo( QRectF( QPointF( ( baseRect.width() + tabWidth )/2 - 1 - 2*radius, 0 ), cornerSize ), 90, -90 ); |
|
path.lineTo( ( baseRect.width() + tabWidth )/2 -1, baseRect.height()-1 - radius ); |
|
path.arcTo( QRectF( QPointF( ( baseRect.width() + tabWidth )/2 -1, baseRect.height()-1 - 2*radius ), cornerSize ), 180, 90 ); |
|
path.lineTo( baseRect.width()-1, baseRect.height()-1 ); |
|
|
|
// render |
|
painter->setRenderHints( QPainter::Antialiasing ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->setPen( outline ); |
|
painter->translate( baseRect.topLeft() ); |
|
painter->drawPath( path ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderTabWidgetFrame( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, const QColor& outline, Corners corners ) const |
|
{ |
|
|
|
painter->setRenderHint( QPainter::Antialiasing ); |
|
|
|
QRectF frameRect( rect.adjusted( 1, 1, -1, -1 ) ); |
|
qreal radius( frameRadius() ); |
|
|
|
// set pen |
|
if( outline.isValid() ) |
|
{ |
|
|
|
painter->setPen( outline ); |
|
frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
|
radius = qMax( radius-1, qreal( 0.0 ) ); |
|
|
|
} else painter->setPen( Qt::NoPen ); |
|
|
|
// set brush |
|
if( color.isValid() ) painter->setBrush( color ); |
|
else painter->setBrush( Qt::NoBrush ); |
|
|
|
// render |
|
QPainterPath path( roundedPath( frameRect, corners, radius ) ); |
|
painter->drawPath( path ); |
|
|
|
} |
|
|
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderSelection( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color ) const |
|
{ |
|
|
|
painter->setRenderHint( QPainter::Antialiasing ); |
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawRect( rect ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderSeparator( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, bool vertical ) const |
|
{ |
|
|
|
painter->setRenderHint( QPainter::Antialiasing, false ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->setPen( color ); |
|
|
|
if( vertical ) |
|
{ |
|
|
|
painter->translate( rect.width()/2, 0 ); |
|
painter->drawLine( rect.topLeft(), rect.bottomLeft() ); |
|
|
|
} else { |
|
|
|
painter->translate( 0, rect.height()/2 ); |
|
painter->drawLine( rect.topLeft(), rect.topRight() ); |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderCheckBoxBackground( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, bool sunken ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect and radius |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 3, 3, -3, -3 ); |
|
|
|
if( sunken ) frameRect.translate(1, 1); |
|
|
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawRect( frameRect ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderCheckBox( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, const QColor& shadow, |
|
bool sunken, CheckBoxState state, qreal animation ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect and radius |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 2, 2, -2, -2 ); |
|
qreal radius( frameRadius() ); |
|
|
|
// shadow |
|
if( sunken ) |
|
{ |
|
|
|
frameRect.translate(1, 1); |
|
|
|
} else { |
|
|
|
painter->setPen( QPen( shadow, 1 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
|
|
const qreal shadowRadius( radius + 0.5 ); |
|
painter->drawRoundedRect( shadowRect( frameRect ).adjusted( -0.5, -0.5, 0.5, 0.5 ), shadowRadius, shadowRadius ); |
|
|
|
} |
|
|
|
// content |
|
{ |
|
|
|
painter->setPen( QPen( color, 1 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
|
|
radius = qMax( radius-1, qreal( 0.0 ) ); |
|
const QRectF contentRect( frameRect.adjusted( 0.5, 0.5, -0.5, -0.5 ) ); |
|
painter->drawRoundedRect( contentRect, radius, radius ); |
|
|
|
} |
|
|
|
// mark |
|
if( state == CheckOn ) |
|
{ |
|
|
|
painter->setBrush( color ); |
|
painter->setPen( Qt::NoPen ); |
|
|
|
const QRectF markerRect( frameRect.adjusted( 3, 3, -3, -3 ) ); |
|
painter->drawRect( markerRect ); |
|
|
|
} else if( state == CheckPartial ) { |
|
|
|
QPen pen( color, 2 ); |
|
pen.setJoinStyle( Qt::MiterJoin ); |
|
painter->setPen( pen ); |
|
|
|
const QRectF markerRect( frameRect.adjusted( 4, 4, -4, -4 ) ); |
|
painter->drawRect( markerRect ); |
|
|
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->setRenderHint( QPainter::Antialiasing, false ); |
|
|
|
QPainterPath path; |
|
path.moveTo( markerRect.topLeft() ); |
|
path.lineTo( markerRect.right() - 1, markerRect.top() ); |
|
path.lineTo( markerRect.left(), markerRect.bottom()-1 ); |
|
painter->drawPath( path ); |
|
|
|
} else if( state == CheckAnimated ) { |
|
|
|
const QRectF markerRect( frameRect.adjusted( 3, 3, -3, -3 ) ); |
|
QPainterPath path; |
|
path.moveTo( markerRect.topRight() ); |
|
path.lineTo( markerRect.center() + animation*( markerRect.topLeft() - markerRect.center() ) ); |
|
path.lineTo( markerRect.bottomLeft() ); |
|
path.lineTo( markerRect.center() + animation*( markerRect.bottomRight() - markerRect.center() ) ); |
|
path.closeSubpath(); |
|
|
|
painter->setBrush( color ); |
|
painter->setPen( Qt::NoPen ); |
|
painter->drawPath( path ); |
|
|
|
} |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderRadioButtonBackground( QPainter* painter, const QRect& rect, const QColor& color, bool sunken ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 3, 3, -3, -3 ); |
|
if( sunken ) frameRect.translate(1, 1); |
|
|
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawEllipse( frameRect ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderRadioButton( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, const QColor& shadow, |
|
bool sunken, RadioButtonState state, qreal animation ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 2, 2, -2, -2 ); |
|
|
|
// shadow |
|
if( sunken ) |
|
{ |
|
|
|
frameRect.translate( 1, 1 ); |
|
|
|
} else { |
|
|
|
painter->setPen( QPen( shadow, 1 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->drawEllipse( shadowRect( frameRect ).adjusted( -0.5, -0.5, 0.5, 0.5 ) ); |
|
|
|
} |
|
|
|
// content |
|
{ |
|
|
|
painter->setPen( QPen( color, 1 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
|
|
const QRectF contentRect( frameRect.adjusted( 0.5, 0.5, -0.5, -0.5 ) ); |
|
painter->drawEllipse( contentRect ); |
|
|
|
} |
|
|
|
// mark |
|
if( state == RadioOn ) |
|
{ |
|
|
|
painter->setBrush( color ); |
|
painter->setPen( Qt::NoPen ); |
|
|
|
const QRectF markerRect( frameRect.adjusted( 3, 3, -3, -3 ) ); |
|
painter->drawEllipse( markerRect ); |
|
|
|
} else if( state == RadioAnimated ) { |
|
|
|
painter->setBrush( color ); |
|
painter->setPen( Qt::NoPen ); |
|
QRectF markerRect( frameRect.adjusted( 3, 3, -3, -3 ) ); |
|
|
|
painter->translate( markerRect.center() ); |
|
painter->rotate( 45 ); |
|
|
|
markerRect.setWidth( markerRect.width()*animation ); |
|
markerRect.translate( -markerRect.center() ); |
|
painter->drawEllipse( markerRect ); |
|
|
|
} |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderSliderGroove( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
const qreal radius( 0.5*Metrics::Slider_GrooveThickness ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawRoundedRect( baseRect, radius, radius ); |
|
} |
|
|
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderDialGroove( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, |
|
qreal first, qreal last ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
const qreal penWidth( Metrics::Slider_GrooveThickness ); |
|
const QRectF grooveRect( rect.adjusted( penWidth/2, penWidth/2, -penWidth/2, -penWidth/2 ) ); |
|
|
|
// setup angles |
|
const int angleStart( first * 180 * 16 / M_PI ); |
|
const int angleSpan( (last - first ) * 180 * 16 / M_PI ); |
|
|
|
// setup pen |
|
if( angleSpan != 0 ) |
|
{ |
|
QPen pen( color, penWidth ); |
|
pen.setCapStyle( Qt::RoundCap ); |
|
painter->setPen( pen ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->drawArc( grooveRect, angleStart, angleSpan ); |
|
} |
|
} |
|
|
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderDialContents( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, |
|
qreal first, qreal second ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
|
|
// setup groove rect |
|
const qreal penWidth( Metrics::Slider_GrooveThickness ); |
|
const QRectF grooveRect( rect.adjusted( penWidth/2, penWidth/2, -penWidth/2, -penWidth/2 ) ); |
|
|
|
// setup angles |
|
const int angleStart( first * 180 * 16 / M_PI ); |
|
const int angleSpan( (second - first ) * 180 * 16 / M_PI ); |
|
|
|
// setup pen |
|
if( angleSpan != 0 ) |
|
{ |
|
QPen pen( color, penWidth ); |
|
pen.setCapStyle( Qt::RoundCap ); |
|
painter->setPen( pen ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->drawArc( grooveRect, angleStart, angleSpan ); |
|
} |
|
|
|
} |
|
|
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderSliderHandle( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color, |
|
const QColor& outline, |
|
const QColor& shadow, |
|
bool sunken ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
// copy rect |
|
QRectF frameRect( rect ); |
|
frameRect.adjust( 1, 1, -1, -1 ); |
|
|
|
// shadow |
|
if( shadow.isValid() && !sunken ) |
|
{ |
|
|
|
painter->setPen( QPen( shadow, 2 ) ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->drawEllipse( shadowRect( frameRect ) ); |
|
|
|
} |
|
|
|
// set pen |
|
if( outline.isValid() ) |
|
{ |
|
|
|
painter->setPen( outline ); |
|
frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
|
|
|
} else painter->setPen( Qt::NoPen ); |
|
|
|
// set brush |
|
if( color.isValid() ) painter->setBrush( color ); |
|
else painter->setBrush( Qt::NoBrush ); |
|
|
|
// render |
|
painter->drawEllipse( frameRect ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderProgressBarGroove( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
const qreal radius( 0.5*Metrics::ProgressBar_Thickness ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawRoundedRect( baseRect, radius, radius ); |
|
} |
|
|
|
|
|
} |
|
|
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderProgressBarBusyContents( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& first, |
|
const QColor& second, |
|
bool horizontal, |
|
bool reverse, |
|
int progress |
|
) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
const qreal radius( 0.5*Metrics::ProgressBar_Thickness ); |
|
|
|
// setup brush |
|
QPixmap pixmap( horizontal ? 2*Metrics::ProgressBar_BusyIndicatorSize : 1, horizontal ? 1:2*Metrics::ProgressBar_BusyIndicatorSize ); |
|
pixmap.fill( second ); |
|
if( horizontal ) |
|
{ |
|
|
|
QPainter painter( &pixmap ); |
|
painter.setBrush( first ); |
|
painter.setPen( Qt::NoPen ); |
|
|
|
progress %= 2*Metrics::ProgressBar_BusyIndicatorSize; |
|
if( reverse ) progress = 2*Metrics::ProgressBar_BusyIndicatorSize - progress - 1; |
|
painter.drawRect( QRect( 0, 0, Metrics::ProgressBar_BusyIndicatorSize, 1 ).translated( progress, 0 ) ); |
|
|
|
if( progress > Metrics::ProgressBar_BusyIndicatorSize ) |
|
{ painter.drawRect( QRect( 0, 0, Metrics::ProgressBar_BusyIndicatorSize, 1 ).translated( progress - 2*Metrics::ProgressBar_BusyIndicatorSize, 0 ) ); } |
|
|
|
} else { |
|
|
|
QPainter painter( &pixmap ); |
|
painter.setBrush( first ); |
|
painter.setPen( Qt::NoPen ); |
|
|
|
progress %= 2*Metrics::ProgressBar_BusyIndicatorSize; |
|
progress = 2*Metrics::ProgressBar_BusyIndicatorSize - progress - 1; |
|
painter.drawRect( QRect( 0, 0, 1, Metrics::ProgressBar_BusyIndicatorSize ).translated( 0, progress ) ); |
|
|
|
if( progress > Metrics::ProgressBar_BusyIndicatorSize ) |
|
{ painter.drawRect( QRect( 0, 0, 1, Metrics::ProgressBar_BusyIndicatorSize ).translated( 0, progress - 2*Metrics::ProgressBar_BusyIndicatorSize ) ); } |
|
|
|
} |
|
|
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( pixmap ); |
|
painter->drawRoundedRect( baseRect, radius, radius ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderScrollBarHandle( |
|
QPainter* painter, const QRect& rect, |
|
const QColor& color ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
const QRectF baseRect( rect ); |
|
const qreal radius( 0.5 * std::min({baseRect.width(), baseRect.height(), (qreal)Metrics::ScrollBar_SliderWidth}) ); |
|
|
|
// content |
|
if( color.isValid() ) |
|
{ |
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawRoundedRect( baseRect, radius, radius ); |
|
} |
|
|
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderTabBarTab( QPainter* painter, const QRect& rect, const QColor& color, const QColor& outline, Corners corners ) const |
|
{ |
|
|
|
// setup painter |
|
painter->setRenderHint( QPainter::Antialiasing, true ); |
|
|
|
QRectF frameRect( rect ); |
|
qreal radius( frameRadius() ); |
|
|
|
// pen |
|
if( outline.isValid() ) |
|
{ |
|
|
|
painter->setPen( outline ); |
|
frameRect.adjust( 0.5, 0.5, -0.5, -0.5 ); |
|
radius = qMax( radius-1, qreal( 0.0 ) ); |
|
|
|
} else painter->setPen( Qt::NoPen ); |
|
|
|
|
|
// brush |
|
if( color.isValid() ) painter->setBrush( color ); |
|
else painter->setBrush( Qt::NoBrush ); |
|
|
|
// render |
|
QPainterPath path( roundedPath( frameRect, corners, radius ) ); |
|
painter->drawPath( path ); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderArrow( QPainter* painter, const QRect& rect, const QColor& color, ArrowOrientation orientation ) const |
|
{ |
|
// define polygon |
|
QPolygonF arrow; |
|
switch( orientation ) |
|
{ |
|
case ArrowUp: arrow = QVector<QPointF>{QPointF( -4, 2 ), QPointF( 0, -2 ), QPointF( 4, 2 )}; break; |
|
case ArrowDown: arrow = QVector<QPointF>{QPointF( -4, -2 ), QPointF( 0, 2 ), QPointF( 4, -2 )}; break; |
|
case ArrowLeft: arrow = QVector<QPointF>{QPointF( 2, -4 ), QPointF( -2, 0 ), QPointF( 2, 4 )}; break; |
|
case ArrowRight: arrow = QVector<QPointF>{QPointF( -2, -4 ), QPointF( 2, 0 ), QPointF( -2, 4 )}; break; |
|
default: break; |
|
} |
|
|
|
painter->save(); |
|
painter->setRenderHints( QPainter::Antialiasing ); |
|
painter->translate( QRectF( rect ).center() ); |
|
painter->setBrush( Qt::NoBrush ); |
|
painter->setPen( QPen( color, 1.1 ) ); |
|
painter->drawPolyline( arrow ); |
|
painter->restore(); |
|
} |
|
|
|
//______________________________________________________________________________ |
|
void Helper::renderDecorationButton( QPainter* painter, const QRect& rect, const QColor& color, ButtonType buttonType, bool inverted ) const |
|
{ |
|
|
|
painter->save(); |
|
painter->setViewport( rect ); |
|
painter->setWindow( 0, 0, 18, 18 ); |
|
painter->setRenderHints( QPainter::Antialiasing ); |
|
|
|
// initialize pen |
|
QPen pen; |
|
pen.setCapStyle( Qt::RoundCap ); |
|
pen.setJoinStyle( Qt::MiterJoin ); |
|
|
|
if( inverted ) |
|
{ |
|
// render circle |
|
painter->setPen( Qt::NoPen ); |
|
painter->setBrush( color ); |
|
painter->drawEllipse( QRectF( 0, 0, 18, 18 ) ); |
|
|
|
// take out the inner part |
|
painter->setCompositionMode( QPainter::CompositionMode_DestinationOut ); |
|
painter->setBrush( Qt::NoBrush ); |
|
pen.setColor( Qt::black ); |
|
|
|
} else { |
|
|
|
painter->setBrush( Qt::NoBrush ); |
|
pen.setColor( color ); |
|
|
|
} |
|
|
|
pen.setCapStyle( Qt::RoundCap ); |
|
pen.setJoinStyle( Qt::MiterJoin ); |
|
pen.setWidthF( 1.1*qMax(1.0, 18.0/rect.width() ) ); |
|
painter->setPen( pen ); |
|
|
|
switch( buttonType ) |
|
{ |
|
case ButtonClose: |
|
{ |
|
painter->drawLine( QPointF( 5, 5 ), QPointF( 13, 13 ) ); |
|
painter->drawLine( 13, 5, 5, 13 ); |
|
break; |
|
} |
|
|
|
case ButtonMaximize: |
|
{ |
|
painter->drawPolyline( QVector<QPointF>{ |
|
QPointF( 4, 11 ), |
|
QPointF( 9, 6 ), |
|
QPointF( 14, 11 )}); |
|
break; |
|
} |
|
|
|
case ButtonMinimize: |
|
{ |
|
|
|
painter->drawPolyline(QVector<QPointF>{ |
|
QPointF( 4, 7 ), |
|
QPointF( 9, 12 ), |
|
QPointF( 14, 7 )} ); |
|
break; |
|
} |
|
|
|
case ButtonRestore: |
|
{ |
|
pen.setJoinStyle( Qt::RoundJoin ); |
|
painter->setPen( pen ); |
|
painter->drawPolygon( QVector<QPointF>{ |
|
QPointF( 4.5, 9 ), |
|
QPointF( 9, 4.5 ), |
|
QPointF( 13.5, 9 ), |
|
QPointF( 9, 13.5 )}); |
|
break; |
|
} |
|
|
|
default: break; |
|
} |
|
|
|
painter->restore(); |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
bool Helper::isX11() |
|
{ |
|
#if BREEZE_HAVE_X11 |
|
#if QT_VERSION >= 0x050000 |
|
static const bool s_isX11 = KWindowSystem::isPlatformX11(); |
|
return s_isX11; |
|
#else |
|
return true; |
|
#endif |
|
#endif |
|
|
|
return false; |
|
|
|
} |
|
|
|
//______________________________________________________________________________ |
|
bool Helper::isWayland() |
|
{ |
|
#if QT_VERSION >= 0x050000 |
|
static const bool s_isWayland = KWindowSystem::isPlatformWayland(); |
|
return s_isWayland; |
|
#else |
|
return false; |
|
#endif |
|
} |
|
|
|
//______________________________________________________________________________ |
|
QRectF Helper::shadowRect( const QRectF& rect ) const |
|
{ return rect.adjusted( 0.5, 0.5, -0.5, -0.5 ).translated( 0.5, 0.5 ); } |
|
|
|
//______________________________________________________________________________ |
|
QPainterPath Helper::roundedPath( const QRectF& rect, Corners corners, qreal radius ) const |
|
{ |
|
|
|
QPainterPath path; |
|
|
|
// simple cases |
|
if( corners == 0 ) |
|
{ |
|
|
|
path.addRect( rect ); |
|
return path; |
|
|
|
} |
|
|
|
if( corners == AllCorners ) { |
|
|
|
path.addRoundedRect( rect, radius, radius ); |
|
return path; |
|
|
|
} |
|
|
|
const QSizeF cornerSize( 2*radius, 2*radius ); |
|
|
|
// rotate counterclockwise |
|
// top left corner |
|
if( corners & CornerTopLeft ) |
|
{ |
|
|
|
path.moveTo( rect.topLeft() + QPointF( radius, 0 ) ); |
|
path.arcTo( QRectF( rect.topLeft(), cornerSize ), 90, 90 ); |
|
|
|
} else path.moveTo( rect.topLeft() ); |
|
|
|
// bottom left corner |
|
if( corners & CornerBottomLeft ) |
|
{ |
|
|
|
path.lineTo( rect.bottomLeft() - QPointF( 0, radius ) ); |
|
path.arcTo( QRectF( rect.bottomLeft() - QPointF( 0, 2*radius ), cornerSize ), 180, 90 ); |
|
|
|
} else path.lineTo( rect.bottomLeft() ); |
|
|
|
// bottom right corner |
|
if( corners & CornerBottomRight ) |
|
{ |
|
|
|
path.lineTo( rect.bottomRight() - QPointF( radius, 0 ) ); |
|
path.arcTo( QRectF( rect.bottomRight() - QPointF( 2*radius, 2*radius ), cornerSize ), 270, 90 ); |
|
|
|
} else path.lineTo( rect.bottomRight() ); |
|
|
|
// top right corner |
|
if( corners & CornerTopRight ) |
|
{ |
|
|
|
path.lineTo( rect.topRight() + QPointF( 0, radius ) ); |
|
path.arcTo( QRectF( rect.topRight() - QPointF( 2*radius, 0 ), cornerSize ), 0, 90 ); |
|
|
|
} else path.lineTo( rect.topRight() ); |
|
|
|
path.closeSubpath(); |
|
return path; |
|
|
|
} |
|
|
|
//________________________________________________________________________________________________________ |
|
bool Helper::compositingActive() const |
|
{ |
|
|
|
#if BREEZE_HAVE_X11 |
|
if( isX11() ) |
|
{ |
|
// direct call to X |
|
xcb_get_selection_owner_cookie_t cookie( xcb_get_selection_owner( connection(), _compositingManagerAtom ) ); |
|
ScopedPointer<xcb_get_selection_owner_reply_t> reply( xcb_get_selection_owner_reply( connection(), cookie, nullptr ) ); |
|
return reply && reply->owner; |
|
|
|
} |
|
#endif |
|
|
|
// use KWindowSystem |
|
return KWindowSystem::compositingActive(); |
|
|
|
} |
|
|
|
//____________________________________________________________________ |
|
bool Helper::hasAlphaChannel( const QWidget* widget ) const |
|
{ return compositingActive() && widget && widget->testAttribute( Qt::WA_TranslucentBackground ); } |
|
|
|
//______________________________________________________________________________________ |
|
QPixmap Helper::highDpiPixmap( int width, int height ) const |
|
{ |
|
#if QT_VERSION >= 0x050300 |
|
const qreal dpiRatio( qApp->devicePixelRatio() ); |
|
QPixmap pixmap( width*dpiRatio, height*dpiRatio ); |
|
pixmap.setDevicePixelRatio( dpiRatio ); |
|
return pixmap; |
|
#else |
|
return QPixmap( width, height ); |
|
#endif |
|
} |
|
|
|
//______________________________________________________________________________________ |
|
qreal Helper::devicePixelRatio( const QPixmap& pixmap ) const |
|
{ |
|
#if QT_VERSION >= 0x050300 |
|
return pixmap.devicePixelRatio(); |
|
#else |
|
Q_UNUSED(pixmap); |
|
return 1; |
|
#endif |
|
} |
|
|
|
#if BREEZE_HAVE_X11 |
|
|
|
//____________________________________________________________________ |
|
xcb_connection_t* Helper::connection() |
|
{ |
|
|
|
#if QT_VERSION >= 0x050000 |
|
return QX11Info::connection(); |
|
#else |
|
static xcb_connection_t* connection = nullptr; |
|
if( !connection ) |
|
{ |
|
Display* display = QX11Info::display(); |
|
if( display ) connection = XGetXCBConnection( display ); |
|
} |
|
return connection; |
|
#endif |
|
} |
|
|
|
//____________________________________________________________________ |
|
xcb_atom_t Helper::createAtom( const QString& name ) const |
|
{ |
|
if( isX11() ) |
|
{ |
|
|
|
xcb_connection_t* connection( Helper::connection() ); |
|
xcb_intern_atom_cookie_t cookie( xcb_intern_atom( connection, false, name.size(), qPrintable( name ) ) ); |
|
ScopedPointer<xcb_intern_atom_reply_t> reply( xcb_intern_atom_reply( connection, cookie, nullptr) ); |
|
return reply ? reply->atom:0; |
|
|
|
} else return 0; |
|
|
|
} |
|
|
|
#endif |
|
|
|
//____________________________________________________________________ |
|
void Helper::init() |
|
{ |
|
#if BREEZE_HAVE_X11 |
|
|
|
if( isX11() ) |
|
{ |
|
// create compositing screen |
|
const QString atomName( QStringLiteral( "_NET_WM_CM_S%1" ).arg( QX11Info::appScreen() ) ); |
|
_compositingManagerAtom = createAtom( atomName ); |
|
} |
|
|
|
#endif |
|
|
|
} |
|
|
|
}
|
|
|