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85 lines
2.8 KiB
C++
85 lines
2.8 KiB
C++
/*
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Copyright (C) 2005 Reinhold Kainhofer <reinhold@kainhofer.com>
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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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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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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of Qt, and distribute the resulting executable,
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without including the source code for Qt in the source distribution.
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*/
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#ifndef EVENTVIEWS_HELPER_H
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#define EVENTVIEWS_HELPER_H
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#include "eventviews_export.h"
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#include <QColor>
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namespace boost {
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template <typename T> class shared_ptr;
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}
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namespace Akonadi {
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class Collection;
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class Item;
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}
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#include <QPixmap>
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#include <QDate>
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// Provides static methods that are useful to all views.
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namespace EventViews
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{
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class Prefs;
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typedef boost::shared_ptr<Prefs> PrefsPtr;
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/**
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Returns a nice QColor for text, give the input color &c.
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*/
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EVENTVIEWS_EXPORT QColor getTextColor( const QColor &c );
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/**
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This method returns the proper resource / subresource color for the view.
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@return The resource color for the incidence. If the incidence belongs
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to a subresource, the color for the subresource is returned (if set).
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@param calendar the calendar for which the resource color should be obtained
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@param incidence the incidence for which the color is needed (to
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determine which subresource needs to be used)
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*/
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EVENTVIEWS_EXPORT QColor resourceColor( const Akonadi::Item &incidence,
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const PrefsPtr &preferences );
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EVENTVIEWS_EXPORT QColor resourceColor( const Akonadi::Collection &collection,
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const PrefsPtr &preferences );
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/**
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Returns the number of years between the @p start QDate and the @p end QDate
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(i.e. the difference in the year number of both dates)
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*/
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EVENTVIEWS_EXPORT int yearDiff( const QDate &start, const QDate &end );
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/**
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Equivalent to SmallIcon( name ), but uses QPixmapCache.
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KIconLoader already uses a cache, but it's 20x slower on my tests.
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@return A new pixmap if it isn't yet in cache, otherwise returns the
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cached one.
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*/
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EVENTVIEWS_EXPORT QPixmap cachedSmallIcon( const QString &name );
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}
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#endif
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