akregator

articleformatter.h

00001 /*
00002     This file is part of Akregator.
00003 
00004     Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
00005 
00006     This program is free software; you can redistribute it and/or modify
00007     it under the terms of the GNU General Public License as published by
00008     the Free Software Foundation; either version 2 of the License, or
00009     (at your option) any later version.
00010 
00011     This program is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00014     GNU General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this program; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00019 
00020     As a special exception, permission is given to link this program
00021     with any edition of Qt, and distribute the resulting executable,
00022     without including the source code for Qt in the source distribution.
00023 */
00024 
00025 #ifndef AKREGATOR_ARTICLEFORMATTER_H
00026 #define AKREGATOR_ARTICLEFORMATTER_H
00027 
00028 #include <kurl.h>
00029     
00030 class QPaintDevice;
00031 class QString;
00032 
00033 namespace Akregator {
00034 
00035 class Article;
00036 class TreeNode;
00037 
00038 class ArticleFormatter
00039 {
00040     public:
00041         
00042         enum IconOption {
00043             NoIcon,
00044             ShowIcon
00045         };
00046         
00047         explicit ArticleFormatter( QPaintDevice* device = 0 );
00048         
00049         virtual ~ArticleFormatter();
00050         
00051         void setPaintDevice(QPaintDevice* device);
00052          
00053         virtual QString formatArticle(const Article& article, IconOption icon) const = 0;
00054         
00055         virtual QString formatSummary(TreeNode* node) const = 0;
00056         
00057         virtual QString getCss() const = 0;
00058         
00059     protected:
00060         
00061         int pointsToPixel(int pointSize) const;
00062         
00063     private:
00064         class Private;
00065         Private* const d;
00066         Q_DISABLE_COPY( ArticleFormatter )
00067 };
00068 
00069 class DefaultNormalViewFormatter : public ArticleFormatter
00070 {
00071     public:
00072         
00073         explicit DefaultNormalViewFormatter( const KUrl& imageDir, QPaintDevice* device = 0 );
00074         ~DefaultNormalViewFormatter();
00075         
00076         QString formatArticle(const Article& article, IconOption option) const;
00077         
00078         QString formatSummary(TreeNode* node) const;
00079         
00080         QString getCss() const;
00081         
00082     private:
00083         DefaultNormalViewFormatter();
00084         
00085         KUrl m_imageDir;
00086         class SummaryVisitor;
00087         SummaryVisitor* m_summaryVisitor;
00088 };
00089 
00090 class DefaultCombinedViewFormatter : public ArticleFormatter
00091 {
00092             
00093     public:
00094         
00095         explicit DefaultCombinedViewFormatter( const KUrl& imageDir, QPaintDevice* device = 0 );
00096         
00097         QString formatArticle(const Article& article, IconOption option) const;
00098         
00099         QString formatSummary(TreeNode* node) const;
00100         
00101         QString getCss() const;
00102         
00103     private:
00104         DefaultCombinedViewFormatter();
00105         
00106         KUrl m_imageDir;
00107 };
00108 
00109 } // namespace Akregator
00110 
00111 #endif // AKREGATOR_ARTICLEFORMATTER_H
akregator

articleformatter.h

akregator

kdepim
