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Diffstat (limited to 'reader/src/blockTree/ReaderNode.h')
-rw-r--r-- | reader/src/blockTree/ReaderNode.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/reader/src/blockTree/ReaderNode.h b/reader/src/blockTree/ReaderNode.h new file mode 100644 index 0000000..8abb7a1 --- /dev/null +++ b/reader/src/blockTree/ReaderNode.h @@ -0,0 +1,92 @@ +/* + * Copyright (C) 2009-2012 Geometer Plus <contact@geometerplus.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef __READERNODE_H__ +#define __READERNODE_H__ + +#include <map> +#include <vector> + +#include <ZLBlockTreeView.h> + +class ZLImage; +class ZLResource; +class FBTextStyle; + +class ReaderNode : public ZLBlockTreeNode { + +protected: + static shared_ptr<const ZLImage> defaultCoverImage(const std::string &id); + +private: + static std::map<std::string,shared_ptr<const ZLImage> > ourDefaultCovers; + +private: + class ExpandTreeAction; + +public: + static const ZLTypeId TYPE_ID; + +protected: + ReaderNode(ZLBlockTreeNode *parent, std::size_t atPosition = (std::size_t)-1); + virtual void init(); + virtual const ZLResource &resource() const = 0; + virtual bool highlighted() const; + +public: + ~ReaderNode(); + + void drawCoverReal(ZLPaintContext &context, int vOffset); + +protected: + virtual void drawCover(ZLPaintContext &context, int vOffset); + void drawTitle(ZLPaintContext &context, int vOffset); + void drawSummary(ZLPaintContext &context, int vOffset); + void drawHyperlink(ZLPaintContext &context, int &hOffset, int &vOffset, shared_ptr<ZLRunnableWithKey> action, bool auxiliary = false); + +private: + int unitSize(ZLPaintContext &context, const FBTextStyle &style) const; + +protected: + void paint(ZLPaintContext &context, int vOffset); + void registerAction(shared_ptr<ZLRunnableWithKey> action, bool auxiliary = false); + void registerExpandTreeAction(); + virtual shared_ptr<const ZLImage> extractCoverImage() const = 0; + +private: + const ZLTypeId &typeId() const; + +public: + shared_ptr<const ZLImage> coverImage() const; + virtual std::string title() const = 0; + virtual std::string summary() const; + + void expandOrCollapseSubtree(); + +protected: + int height(ZLPaintContext &context) const; + +private: + mutable bool myCoverImageIsStored; + mutable shared_ptr<const ZLImage> myStoredCoverImage; + std::vector<std::pair<shared_ptr<ZLRunnableWithKey>,bool> > myActions; + bool myIsInitialized; +}; + +#endif /* __READERNODE_H__ */ |