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266 lines
9.6 KiB
266 lines
9.6 KiB
#ifndef breeze_helper_h |
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#define breeze_helper_h |
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/* |
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* Copyright 2014 Hugo Pereira Da Costa <hugo.pereira@free.fr> |
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* |
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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 version 2 as published by the Free Software Foundation. |
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* |
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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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* |
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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 "breeze.h" |
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#include "breezeanimationdata.h" |
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#include <KSharedConfig> |
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#include <KColorScheme> |
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#include <QPainterPath> |
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#include <QWidget> |
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#if HAVE_X11 |
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#include <QX11Info> |
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#include <xcb/xcb.h> |
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#endif |
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namespace Breeze |
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{ |
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//! breeze style helper class. |
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/*! contains utility functions used at multiple places in both breeze style and breeze window decoration */ |
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class Helper |
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{ |
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public: |
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//! constructor |
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explicit Helper( KSharedConfig::Ptr ); |
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//! destructor |
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virtual ~Helper() |
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{} |
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//! load configuration |
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virtual void loadConfig(); |
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//! pointer to shared config |
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KSharedConfig::Ptr config() const; |
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//!@name color utilities |
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//@{ |
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//! add alpha channel multiplier to color |
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QColor alphaColor( QColor color, qreal alpha ) const; |
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//! mouse over color |
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QColor hoverColor( const QPalette& palette ) const |
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{ return _viewHoverBrush.brush( palette ).color(); } |
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//! focus color |
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QColor focusColor( const QPalette& palette ) const |
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{ return _viewFocusBrush.brush( palette ).color(); } |
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//! negative text color (used for close button) |
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QColor negativeText( const QPalette& palette ) const |
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{ return _viewNegativeTextBrush.brush( palette ).color(); } |
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//! shadow |
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QColor shadowColor( const QPalette& palette ) const |
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{ return alphaColor( palette.color( QPalette::Shadow ), 0.2 ); } |
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//! frame outline color, using animations |
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QColor frameOutlineColor( const QPalette&, bool mouseOver = false, bool hasFocus = false, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! frame background color |
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QColor frameBackgroundColor( const QPalette& palette ) const |
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{ return frameBackgroundColor( palette, palette.currentColorGroup() ); } |
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//! frame background color |
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QColor frameBackgroundColor( const QPalette&, QPalette::ColorGroup ) const; |
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//! return altered palette suitable for tinted frames |
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QPalette framePalette( const QPalette& ) const; |
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//! arrow outline color, using animations |
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QColor arrowColor( const QPalette&, bool mouseOver, bool hasFocus, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! button outline color, using animations |
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QColor buttonOutlineColor( const QPalette&, bool mouseOver, bool hasFocus, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! button panel color, using animations |
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QColor buttonBackgroundColor( const QPalette&, bool mouseOver, bool hasFocus, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! tool button color |
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QColor toolButtonColor( const QPalette&, bool mouseOver, bool hasFocus, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! slider outline color, using animations |
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QColor sliderOutlineColor( const QPalette&, bool mouseOver, bool hasFocus, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! checkbox indicator, using animations |
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QColor checkBoxIndicatorColor( const QPalette&, bool mouseOver, bool active, qreal opacity = AnimationData::OpacityInvalid, AnimationMode = AnimationNone ) const; |
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//! separator color |
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QColor separatorColor( const QPalette& ) const; |
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//! merge active and inactive palettes based on ratio, for smooth enable state change transition |
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QPalette disabledPalette( const QPalette&, qreal ratio ) const; |
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//@} |
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//!@name rendering utilities |
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//@{ |
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//! debug frame |
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void renderDebugFrame( QPainter*, const QRect& ) const; |
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//! focus line |
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void renderFocusLine( QPainter*, const QRect&, const QColor& ) const; |
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//! generic frame |
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void renderFrame( QPainter*, const QRect&, const QColor& color, const QColor& outline = QColor(), bool focus = false ) const; |
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//! menu frame |
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void renderMenuFrame( QPainter*, const QRect&, const QColor& color, const QColor& outline, bool roundCorners = true ) const; |
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//! button frame |
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void renderButtonFrame( QPainter*, const QRect&, const QColor& color, const QColor& outline, const QColor& shadow, bool focus, bool sunken ) const; |
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//! toolbutton frame |
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void renderToolButtonFrame( QPainter*, const QRect&, const QColor& color, bool sunken ) const; |
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//! toolbutton frame |
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void renderToolBoxFrame( QPainter*, const QRect&, int tabWidth, const QColor& color ) const; |
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//! tab widget frame |
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void renderTabWidgetFrame( QPainter*, const QRect&, const QColor& color, const QColor& outline, Corners corners ) const; |
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//! selection frame |
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void renderSelection( QPainter*, const QRect&, const QColor&, Corners ) const; |
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//! separator |
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void renderSeparator( QPainter*, const QRect&, const QColor&, bool vertical = false ) const; |
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//! checkbox |
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void renderCheckBox( QPainter*, const QRect&, const QColor& color, const QColor& shadow, bool sunken, CheckBoxState state ) const; |
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//! radio button |
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void renderRadioButton( QPainter*, const QRect&, const QColor& color, const QColor& shadow, bool sunken, bool checked ) const; |
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//! slider groove |
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void renderSliderGroove( QPainter*, const QRect&, const QColor& ) const; |
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//! slider handle |
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void renderSliderHandle( QPainter*, const QRect&, const QColor&, const QColor& outline, const QColor& shadow, bool focus, bool sunken ) const; |
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//! dial groove |
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void renderDialGroove( QPainter*, const QRect&, const QColor& ) const; |
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//! dial groove |
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void renderDialContents( QPainter*, const QRect&, const QColor&, qreal first, qreal second ) const; |
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//! progress bar groove |
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void renderProgressBarGroove( QPainter*, const QRect&, const QColor& ) const; |
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//! progress bar contents |
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void renderProgressBarContents( QPainter* painter, const QRect& rect, const QColor& color ) const |
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{ return renderProgressBarGroove( painter, rect, color ); } |
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//! progress bar contents (animated) |
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void renderProgressBarBusyContents( QPainter* painter, const QRect& rect, const QColor& first, const QColor& second, bool horizontal, bool reverse, int progress ) const; |
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//! scrollbar groove |
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void renderScrollBarGroove( QPainter* painter, const QRect& rect, const QColor& color ) const |
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{ return renderScrollBarHandle( painter, rect, color ); } |
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//! scrollbar handle |
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void renderScrollBarHandle( QPainter*, const QRect&, const QColor& ) const; |
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//! toolbar handle |
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void renderToolBarHandle( QPainter* painter, const QRect& rect, const QColor& color ) const |
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{ return renderProgressBarGroove( painter, rect, color ); } |
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//! tabbar tab |
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void renderTabBarTab( QPainter*, const QRect&, const QColor& color, const QColor& outline, Corners ) const; |
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//! generic arrow |
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void renderArrow( QPainter*, const QRect&, const QColor&, ArrowOrientation ) const; |
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//! generic button (for mdi decorations, tabs and dock widgets) |
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void renderButton( QPainter*, const QRect&, const QColor&, ButtonType, bool inverted ) const; |
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//@} |
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//!@name compositing utilities |
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//@{ |
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//! true if style was compiled for and is running on X11 |
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static bool isX11(); |
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//! returns true if compositing is active |
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bool compositingActive( void ) const; |
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//! returns true if a given widget supports alpha channel |
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bool hasAlphaChannel( const QWidget* ) const; |
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//@} |
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//!@name X11 utilities |
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//@{ |
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#if HAVE_X11 |
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//! get xcb connection |
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static xcb_connection_t* connection( void ); |
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//! create xcb atom |
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xcb_atom_t createAtom( const QString& ) const; |
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#endif |
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//@} |
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protected: |
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//! frame radius |
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qreal frameRadius( void ) const |
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{ return qreal( Metrics::Frame_FrameRadius )-0.5; } |
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//! return rectangle for widgets shadow, offset depending on light source |
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QRectF shadowRect( const QRectF& ) const; |
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//! return rounded path in a given rect, with only selected corners rounded, and for a given radius |
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QPainterPath roundedPath( const QRectF&, qreal, Corners ) const; |
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private: |
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//! configuration |
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KSharedConfig::Ptr _config; |
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//!@name brushes |
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//@{ |
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KStatefulBrush _viewFocusBrush; |
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KStatefulBrush _viewHoverBrush; |
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KStatefulBrush _viewNegativeTextBrush; |
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//@} |
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#if HAVE_X11 |
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//! atom used for compositing manager |
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xcb_atom_t _compositingManagerAtom; |
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#endif |
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}; |
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} |
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#endif
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